diff --git a/Documentation/ABI/testing/sysfs-ibft b/Documentation/ABI/testing/sysfs-ibft index c2b7d1154bec62559790d619320eb5f75cbc4645..cac3930bdb04d991a64e4925dc2657ad55c2fbd6 100644 --- a/Documentation/ABI/testing/sysfs-ibft +++ b/Documentation/ABI/testing/sysfs-ibft @@ -20,4 +20,4 @@ Date: November 2007 Contact: Konrad Rzeszutek Description: The /sys/firmware/ibft/ethernetX directory will contain files that expose the iSCSI Boot Firmware Table NIC data. - This can this can the IP address, MAC, and gateway of the NIC. + Usually this contains the IP address, MAC, and gateway of the NIC. diff --git a/Documentation/DocBook/media/Makefile b/Documentation/DocBook/media/Makefile index df2962d9e11e1f79e84779557c68bc73ea0f1670..8bf7c6191296f6790bd98836711e73d34deddb9a 100644 --- a/Documentation/DocBook/media/Makefile +++ b/Documentation/DocBook/media/Makefile @@ -25,7 +25,7 @@ GENFILES := $(addprefix $(MEDIA_OBJ_DIR)/, $(MEDIA_TEMP)) PHONY += cleanmediadocs cleanmediadocs: - -@rm `find $(MEDIA_OBJ_DIR) -type l` $(GENFILES) $(OBJIMGFILES) 2>/dev/null + -@rm -f `find $(MEDIA_OBJ_DIR) -type l` $(GENFILES) $(OBJIMGFILES) 2>/dev/null $(obj)/media_api.xml: $(GENFILES) FORCE diff --git a/Documentation/DocBook/media/v4l/compat.xml b/Documentation/DocBook/media/v4l/compat.xml index 07ffc76553ba098490cbba874f6f513f8981222e..0a2debfa68f616fa0aa15afc53687edfe1484263 100644 --- a/Documentation/DocBook/media/v4l/compat.xml +++ b/Documentation/DocBook/media/v4l/compat.xml @@ -2566,6 +2566,10 @@ fields changed from _s32 to _u32. Added compound control types and &VIDIOC-QUERY-EXT-CTRL;. + + + +
V4L2 in Linux 3.18 diff --git a/Documentation/HOWTO b/Documentation/HOWTO index 57cf5efb044da7f3c29586466455eaa1b55a77ae..93aa8604630e769dd531fe8856c59d6d7390e6cc 100644 --- a/Documentation/HOWTO +++ b/Documentation/HOWTO @@ -324,7 +324,6 @@ tree, they need to be integration-tested. For this purpose, a special testing repository exists into which virtually all subsystem trees are pulled on an almost daily basis: http://git.kernel.org/?p=linux/kernel/git/next/linux-next.git - http://linux.f-seidel.de/linux-next/pmwiki/ This way, the -next kernel gives a summary outlook onto what will be expected to go into the mainline kernel at the next merge period. diff --git a/Documentation/SubmittingPatches b/Documentation/SubmittingPatches index 482c74947de02939eebfca089a344373707bf69d..1fa1caa198eb2e46be93b8f957c0c3513ed45988 100644 --- a/Documentation/SubmittingPatches +++ b/Documentation/SubmittingPatches @@ -483,12 +483,10 @@ have been included in the discussion 14) Using Reported-by:, Tested-by:, Reviewed-by:, Suggested-by: and Fixes: -If this patch fixes a problem reported by somebody else, consider adding a -Reported-by: tag to credit the reporter for their contribution. Please -note that this tag should not be added without the reporter's permission, -especially if the problem was not reported in a public forum. That said, -if we diligently credit our bug reporters, they will, hopefully, be -inspired to help us again in the future. +The Reported-by tag gives credit to people who find bugs and report them and it +hopefully inspires them to help us again in the future. Please note that if +the bug was reported in private, then ask for permission first before using the +Reported-by tag. A Tested-by: tag indicates that the patch has been successfully tested (in some environment) by the person named. This tag informs maintainers that diff --git a/Documentation/development-process/2.Process b/Documentation/development-process/2.Process index 2e0617936e8f7f7624d0920be7ff3ae3d6217f68..c24e156a611842017eeae45ce267c821e28174e8 100644 --- a/Documentation/development-process/2.Process +++ b/Documentation/development-process/2.Process @@ -289,10 +289,6 @@ lists when they are assembled; they can be downloaded from: http://www.kernel.org/pub/linux/kernel/next/ -Some information about linux-next has been gathered at: - - http://linux.f-seidel.de/linux-next/pmwiki/ - Linux-next has become an integral part of the kernel development process; all patches merged during a given merge window should really have found their way into linux-next some time before the merge window opens. diff --git a/Documentation/development-process/8.Conclusion b/Documentation/development-process/8.Conclusion index 1990ab4b4949663852863aea0f2ece0c6341807d..caef69022e9c2a11d77221f8386a7091ada26b0a 100644 --- a/Documentation/development-process/8.Conclusion +++ b/Documentation/development-process/8.Conclusion @@ -22,10 +22,6 @@ Beyond that, a valuable resource for kernel developers is: http://kernelnewbies.org/ -Information about the linux-next tree gathers at: - - http://linux.f-seidel.de/linux-next/pmwiki/ - And, of course, one should not forget http://kernel.org/, the definitive location for kernel release information. diff --git a/Documentation/devicetree/bindings/net/smsc-lan91c111.txt b/Documentation/devicetree/bindings/net/smsc-lan91c111.txt index 0f8487b888221e6344dec76afd6a8ffa44242306..e77e167593db2aa585ca1afbb48e4fbac0287384 100644 --- a/Documentation/devicetree/bindings/net/smsc-lan91c111.txt +++ b/Documentation/devicetree/bindings/net/smsc-lan91c111.txt @@ -11,3 +11,5 @@ Optional properties: are supported on the device. Valid value for SMSC LAN91c111 are 1, 2 or 4. If it's omitted or invalid, the size would be 2 meaning 16-bit access only. +- power-gpios: GPIO to control the PWRDWN pin +- reset-gpios: GPIO to control the RESET pin diff --git a/Documentation/devicetree/bindings/sound/sgtl5000.txt b/Documentation/devicetree/bindings/sound/sgtl5000.txt index 955df60a118c5465b9884369db48533ba17af121..d556dcb8816bd9537e2359f9e4e365ec873283d2 100644 --- a/Documentation/devicetree/bindings/sound/sgtl5000.txt +++ b/Documentation/devicetree/bindings/sound/sgtl5000.txt @@ -7,10 +7,20 @@ Required properties: - clocks : the clock provider of SYS_MCLK +- VDDA-supply : the regulator provider of VDDA + +- VDDIO-supply: the regulator provider of VDDIO + +Optional properties: + +- VDDD-supply : the regulator provider of VDDD + Example: codec: sgtl5000@0a { compatible = "fsl,sgtl5000"; reg = <0x0a>; clocks = <&clks 150>; + VDDA-supply = <®_3p3v>; + VDDIO-supply = <®_3p3v>; }; diff --git a/Documentation/devicetree/bindings/submitting-patches.txt b/Documentation/devicetree/bindings/submitting-patches.txt index 042a0273b8bab819ac77e22d0274805c428aad52..b7ba01ad1426cfdb61ede7e68860087df4606a86 100644 --- a/Documentation/devicetree/bindings/submitting-patches.txt +++ b/Documentation/devicetree/bindings/submitting-patches.txt @@ -12,6 +12,9 @@ I. For patch submitters devicetree@vger.kernel.org + 3) The Documentation/ portion of the patch should come in the series before + the code implementing the binding. + II. For kernel maintainers 1) If you aren't comfortable reviewing a given binding, reply to it and ask diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt index 74339c57b914f94caa72bc67dc3b416674f9b76b..4c81a860cc2bcd31d58e13e8b9539744a241adcc 100644 --- a/Documentation/kernel-parameters.txt +++ b/Documentation/kernel-parameters.txt @@ -1264,7 +1264,7 @@ bytes respectively. Such letter suffixes can also be entirely omitted. i8042.noloop [HW] Disable the AUX Loopback command while probing for the AUX port i8042.nomux [HW] Don't check presence of an active multiplexing - controller. Default: true. + controller i8042.nopnp [HW] Don't use ACPIPnP / PnPBIOS to discover KBD/AUX controllers i8042.notimeout [HW] Ignore timeout condition signalled by controller @@ -1307,6 +1307,18 @@ bytes respectively. Such letter suffixes can also be entirely omitted. .cdrom .chs .ignore_cable are additional options See Documentation/ide/ide.txt. + ide-generic.probe-mask= [HW] (E)IDE subsystem + Format: + Probe mask for legacy ISA IDE ports. Depending on + platform up to 6 ports are supported, enabled by + setting corresponding bits in the mask to 1. The + default value is 0x0, which has a special meaning. + On systems that have PCI, it triggers scanning the + PCI bus for the first and the second port, which + are then probed. On systems without PCI the value + of 0x0 enables probing the two first ports as if it + was 0x3. + ide-pci-generic.all-generic-ide [HW] (E)IDE subsystem Claim all unknown PCI IDE storage controllers. @@ -1587,6 +1599,8 @@ bytes respectively. Such letter suffixes can also be entirely omitted. kmemleak= [KNL] Boot-time kmemleak enable/disable Valid arguments: on, off Default: on + Built with CONFIG_DEBUG_KMEMLEAK_DEFAULT_OFF=y, + the default is off. kmemcheck= [X86] Boot-time kmemcheck enable/disable/one-shot mode Valid arguments: 0, 1, 2 diff --git a/Documentation/kmemleak.txt b/Documentation/kmemleak.txt index f4f033c8d856e44ac85ba655da2348230acd8c4e..45e777f4e41de846eb485b579d0e934e0a512d97 100644 --- a/Documentation/kmemleak.txt +++ b/Documentation/kmemleak.txt @@ -62,6 +62,10 @@ Memory may be allocated or freed before kmemleak is initialised and these actions are stored in an early log buffer. The size of this buffer is configured via the CONFIG_DEBUG_KMEMLEAK_EARLY_LOG_SIZE option. +If CONFIG_DEBUG_KMEMLEAK_DEFAULT_OFF are enabled, the kmemleak is +disabled by default. Passing "kmemleak=on" on the kernel command +line enables the function. + Basic Algorithm --------------- diff --git a/Documentation/prctl/Makefile b/Documentation/prctl/Makefile index 3e3232dcb2b828eb4dd5e73a81daf898f7e82e5f..2948b7b124b92c8412929d53533526c5ef704d13 100644 --- a/Documentation/prctl/Makefile +++ b/Documentation/prctl/Makefile @@ -1,5 +1,5 @@ # List of programs to build -hostprogs-y := disable-tsc-ctxt-sw-stress-test disable-tsc-on-off-stress-test disable-tsc-test +hostprogs-$(CONFIG_X86) := disable-tsc-ctxt-sw-stress-test disable-tsc-on-off-stress-test disable-tsc-test # Tell kbuild to always build the programs always := $(hostprogs-y) diff --git a/Documentation/ptp/testptp.mk b/Documentation/ptp/testptp.mk new file mode 100644 index 0000000000000000000000000000000000000000..4ef2d975542143bc53f014bab30e2074cc2b5c0e --- /dev/null +++ b/Documentation/ptp/testptp.mk @@ -0,0 +1,33 @@ +# PTP 1588 clock support - User space test program +# +# Copyright (C) 2010 OMICRON electronics GmbH +# +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 2 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + +CC = $(CROSS_COMPILE)gcc +INC = -I$(KBUILD_OUTPUT)/usr/include +CFLAGS = -Wall $(INC) +LDLIBS = -lrt +PROGS = testptp + +all: $(PROGS) + +testptp: testptp.o + +clean: + rm -f testptp.o + +distclean: clean + rm -f $(PROGS) diff --git a/Documentation/vDSO/Makefile b/Documentation/vDSO/Makefile index 2b99e57207c161db7fa442f16ff99e16414a1a79..ee075c3d21248cff5f409585116c3ab52af6a575 100644 --- a/Documentation/vDSO/Makefile +++ b/Documentation/vDSO/Makefile @@ -10,3 +10,6 @@ always := $(hostprogs-y) HOSTCFLAGS := -I$(objtree)/usr/include -std=gnu99 HOSTCFLAGS_vdso_standalone_test_x86.o := -fno-asynchronous-unwind-tables -fno-stack-protector HOSTLOADLIBES_vdso_standalone_test_x86 := -nostdlib +ifeq ($(CONFIG_X86_32),y) +HOSTLOADLIBES_vdso_standalone_test_x86 += -lgcc_s +endif diff --git a/Documentation/vDSO/vdso_standalone_test_x86.c b/Documentation/vDSO/vdso_standalone_test_x86.c index d46240265c5001b767c0ba0da8c4397646d6f0c1..93b0ebf8cc38d06327732962a36e5005f948817e 100644 --- a/Documentation/vDSO/vdso_standalone_test_x86.c +++ b/Documentation/vDSO/vdso_standalone_test_x86.c @@ -63,7 +63,7 @@ static inline void linux_exit(int code) x86_syscall3(__NR_exit, code, 0, 0); } -void to_base10(char *lastdig, uint64_t n) +void to_base10(char *lastdig, time_t n) { while (n) { *lastdig = (n % 10) + '0'; diff --git a/Documentation/vm/hugetlbpage.txt b/Documentation/vm/hugetlbpage.txt index bdd4bb97fff709114f8374082b670e9f32ade7f9..b64e0af9cc56f676d731b7ad3436f15a498ca147 100644 --- a/Documentation/vm/hugetlbpage.txt +++ b/Documentation/vm/hugetlbpage.txt @@ -274,7 +274,7 @@ This command mounts a (pseudo) filesystem of type hugetlbfs on the directory /mnt/huge. Any files created on /mnt/huge uses huge pages. The uid and gid options sets the owner and group of the root of the file system. By default the uid and gid of the current process are taken. The mode option sets the -mode of root of file system to value & 0777. This value is given in octal. +mode of root of file system to value & 01777. This value is given in octal. By default the value 0755 is picked. The size option sets the maximum value of memory (huge pages) allowed for that filesystem (/mnt/huge). The size is rounded down to HPAGE_SIZE. The option nr_inodes sets the maximum number of diff --git a/MAINTAINERS b/MAINTAINERS index 0d4e8f0b238fcd852a3440d92aac465324fba61e..f155c2a1255e6d7bfbae79a15513a3ff56cc5933 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -4313,8 +4313,10 @@ F: Documentation/blockdev/cpqarray.txt F: drivers/block/cpqarray.* HEWLETT-PACKARD SMART ARRAY RAID DRIVER (hpsa) -M: "Stephen M. Cameron" +M: Don Brace L: iss_storagedev@hp.com +L: storagedev@pmcs.com +L: linux-scsi@vger.kernel.org S: Supported F: Documentation/scsi/hpsa.txt F: drivers/scsi/hpsa*.[ch] @@ -4322,8 +4324,10 @@ F: include/linux/cciss*.h F: include/uapi/linux/cciss*.h HEWLETT-PACKARD SMART CISS RAID DRIVER (cciss) -M: Mike Miller +M: Don Brace L: iss_storagedev@hp.com +L: storagedev@pmcs.com +L: linux-scsi@vger.kernel.org S: Supported F: Documentation/blockdev/cciss.txt F: drivers/block/cciss* @@ -4609,7 +4613,7 @@ S: Supported F: drivers/crypto/nx/ IBM Power 842 compression accelerator -M: Nathan Fontenot +M: Dan Streetman S: Supported F: drivers/crypto/nx/nx-842.c F: include/linux/nx842.h @@ -9605,7 +9609,6 @@ F: drivers/staging/unisys/ UNIVERSAL FLASH STORAGE HOST CONTROLLER DRIVER M: Vinayak Holikatti -M: Santosh Y L: linux-scsi@vger.kernel.org S: Supported F: Documentation/scsi/ufs.txt diff --git a/Makefile b/Makefile index 52c129725270c877902fff9272d6da33a820c2c2..ffc1ce2b03452780dffef34fc42fb6f3b680df56 100644 --- a/Makefile +++ b/Makefile @@ -1,8 +1,8 @@ VERSION = 3 PATCHLEVEL = 18 SUBLEVEL = 0 -EXTRAVERSION = -rc2 -NAME = Shuffling Zombie Juror +EXTRAVERSION = -rc3 +NAME = Diseased Newt # *DOCUMENTATION* # To see a list of typical targets execute "make help" diff --git a/arch/arm/boot/dts/omap3-n900.dts b/arch/arm/boot/dts/omap3-n900.dts index 739fcf29c6439af97b6a8bca100db0b3fd082e88..bc82a12d4c2c3bb6b294c2c99d4a64d3568537f0 100644 --- a/arch/arm/boot/dts/omap3-n900.dts +++ b/arch/arm/boot/dts/omap3-n900.dts @@ -668,6 +668,8 @@ ethernet@gpmc { bank-width = <2>; pinctrl-names = "default"; pinctrl-0 = <ðernet_pins>; + power-gpios = <&gpio3 22 GPIO_ACTIVE_HIGH>; /* gpio86 */ + reset-gpios = <&gpio6 4 GPIO_ACTIVE_HIGH>; /* gpio164 */ gpmc,device-width = <2>; gpmc,sync-clk-ps = <0>; gpmc,cs-on-ns = <0>; diff --git a/arch/arm/configs/imx_v4_v5_defconfig b/arch/arm/configs/imx_v4_v5_defconfig index e688741c89aae2d24ec42b6e95120bf78e32b317..e6b0007355f883eaca70e4ce4df5b6fcc9818ae4 100644 --- a/arch/arm/configs/imx_v4_v5_defconfig +++ b/arch/arm/configs/imx_v4_v5_defconfig @@ -97,6 +97,7 @@ CONFIG_SERIAL_IMX_CONSOLE=y # CONFIG_HW_RANDOM is not set CONFIG_I2C_CHARDEV=y CONFIG_I2C_IMX=y +CONFIG_SPI=y CONFIG_SPI_IMX=y CONFIG_SPI_SPIDEV=y CONFIG_GPIO_SYSFS=y diff --git a/arch/arm/configs/imx_v6_v7_defconfig b/arch/arm/configs/imx_v6_v7_defconfig index 8fca6e276b6949e73e036aac03a1d84f9a2b2760..6790f1b3f3a1d988da100554384a125cb63a4345 100644 --- a/arch/arm/configs/imx_v6_v7_defconfig +++ b/arch/arm/configs/imx_v6_v7_defconfig @@ -158,6 +158,7 @@ CONFIG_I2C_CHARDEV=y CONFIG_I2C_ALGOPCF=m CONFIG_I2C_ALGOPCA=m CONFIG_I2C_IMX=y +CONFIG_SPI=y CONFIG_SPI_IMX=y CONFIG_GPIO_SYSFS=y CONFIG_GPIO_MC9S08DZ60=y diff --git a/arch/arm/include/uapi/asm/unistd.h b/arch/arm/include/uapi/asm/unistd.h index 3aaa75cae90c912737efbe9ed834d437d0fcaf01..705bb7620673a10222e3258d94158ab8ec1555c9 100644 --- a/arch/arm/include/uapi/asm/unistd.h +++ b/arch/arm/include/uapi/asm/unistd.h @@ -412,6 +412,7 @@ #define __NR_seccomp (__NR_SYSCALL_BASE+383) #define __NR_getrandom (__NR_SYSCALL_BASE+384) #define __NR_memfd_create (__NR_SYSCALL_BASE+385) +#define __NR_bpf (__NR_SYSCALL_BASE+386) /* * The following SWIs are ARM private. diff --git a/arch/arm/kernel/asm-offsets.c b/arch/arm/kernel/asm-offsets.c index 713e807621d2cf6a785660d40fec9367866eedcd..2d2d6087b9b105d5dadcd66f9821deefe50d1e66 100644 --- a/arch/arm/kernel/asm-offsets.c +++ b/arch/arm/kernel/asm-offsets.c @@ -10,6 +10,7 @@ * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ +#include #include #include #include @@ -39,10 +40,19 @@ * GCC 3.2.x: miscompiles NEW_AUX_ENT in fs/binfmt_elf.c * (http://gcc.gnu.org/PR8896) and incorrect structure * initialisation in fs/jffs2/erase.c + * GCC 4.8.0-4.8.2: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=58854 + * miscompiles find_get_entry(), and can result in EXT3 and EXT4 + * filesystem corruption (possibly other FS too). */ +#ifdef __GNUC__ #if (__GNUC__ == 3 && __GNUC_MINOR__ < 3) #error Your compiler is too buggy; it is known to miscompile kernels. -#error Known good compilers: 3.3 +#error Known good compilers: 3.3, 4.x +#endif +#if GCC_VERSION >= 40800 && GCC_VERSION < 40803 +#error Your compiler is too buggy; it is known to miscompile kernels +#error and result in filesystem corruption and oopses. +#endif #endif int main(void) diff --git a/arch/arm/kernel/calls.S b/arch/arm/kernel/calls.S index 9f899d8fdccabb4751bddf48da8f522a17905c75..e51833f8cc387118ae3826a0a78a533f4ff90a5f 100644 --- a/arch/arm/kernel/calls.S +++ b/arch/arm/kernel/calls.S @@ -395,6 +395,7 @@ CALL(sys_seccomp) CALL(sys_getrandom) /* 385 */ CALL(sys_memfd_create) + CALL(sys_bpf) #ifndef syscalls_counted .equ syscalls_padding, ((NR_syscalls + 3) & ~3) - NR_syscalls #define syscalls_counted diff --git a/arch/arm/mach-imx/clk-vf610.c b/arch/arm/mach-imx/clk-vf610.c index a1781847505075c48b3b91fb206bc74441c88cc6..409637254594af1392e89cd3436fb330352278b5 100644 --- a/arch/arm/mach-imx/clk-vf610.c +++ b/arch/arm/mach-imx/clk-vf610.c @@ -58,8 +58,14 @@ #define PFD_PLL1_BASE (anatop_base + 0x2b0) #define PFD_PLL2_BASE (anatop_base + 0x100) #define PFD_PLL3_BASE (anatop_base + 0xf0) +#define PLL1_CTRL (anatop_base + 0x270) +#define PLL2_CTRL (anatop_base + 0x30) #define PLL3_CTRL (anatop_base + 0x10) +#define PLL4_CTRL (anatop_base + 0x70) +#define PLL5_CTRL (anatop_base + 0xe0) +#define PLL6_CTRL (anatop_base + 0xa0) #define PLL7_CTRL (anatop_base + 0x20) +#define ANA_MISC1 (anatop_base + 0x160) static void __iomem *anatop_base; static void __iomem *ccm_base; @@ -67,25 +73,34 @@ static void __iomem *ccm_base; /* sources for multiplexer clocks, this is used multiple times */ static const char *fast_sels[] = { "firc", "fxosc", }; static const char *slow_sels[] = { "sirc_32k", "sxosc", }; -static const char *pll1_sels[] = { "pll1_main", "pll1_pfd1", "pll1_pfd2", "pll1_pfd3", "pll1_pfd4", }; -static const char *pll2_sels[] = { "pll2_main", "pll2_pfd1", "pll2_pfd2", "pll2_pfd3", "pll2_pfd4", }; -static const char *sys_sels[] = { "fast_clk_sel", "slow_clk_sel", "pll2_pfd_sel", "pll2_main", "pll1_pfd_sel", "pll3_main", }; +static const char *pll1_sels[] = { "pll1_sys", "pll1_pfd1", "pll1_pfd2", "pll1_pfd3", "pll1_pfd4", }; +static const char *pll2_sels[] = { "pll2_bus", "pll2_pfd1", "pll2_pfd2", "pll2_pfd3", "pll2_pfd4", }; +static const char *pll_bypass_src_sels[] = { "fast_clk_sel", "lvds1_in", }; +static const char *pll1_bypass_sels[] = { "pll1", "pll1_bypass_src", }; +static const char *pll2_bypass_sels[] = { "pll2", "pll2_bypass_src", }; +static const char *pll3_bypass_sels[] = { "pll3", "pll3_bypass_src", }; +static const char *pll4_bypass_sels[] = { "pll4", "pll4_bypass_src", }; +static const char *pll5_bypass_sels[] = { "pll5", "pll5_bypass_src", }; +static const char *pll6_bypass_sels[] = { "pll6", "pll6_bypass_src", }; +static const char *pll7_bypass_sels[] = { "pll7", "pll7_bypass_src", }; +static const char *sys_sels[] = { "fast_clk_sel", "slow_clk_sel", "pll2_pfd_sel", "pll2_bus", "pll1_pfd_sel", "pll3_usb_otg", }; static const char *ddr_sels[] = { "pll2_pfd2", "sys_sel", }; static const char *rmii_sels[] = { "enet_ext", "audio_ext", "enet_50m", "enet_25m", }; static const char *enet_ts_sels[] = { "enet_ext", "fxosc", "audio_ext", "usb", "enet_ts", "enet_25m", "enet_50m", }; -static const char *esai_sels[] = { "audio_ext", "mlb", "spdif_rx", "pll4_main_div", }; -static const char *sai_sels[] = { "audio_ext", "mlb", "spdif_rx", "pll4_main_div", }; +static const char *esai_sels[] = { "audio_ext", "mlb", "spdif_rx", "pll4_audio_div", }; +static const char *sai_sels[] = { "audio_ext", "mlb", "spdif_rx", "pll4_audio_div", }; static const char *nfc_sels[] = { "platform_bus", "pll1_pfd1", "pll3_pfd1", "pll3_pfd3", }; -static const char *qspi_sels[] = { "pll3_main", "pll3_pfd4", "pll2_pfd4", "pll1_pfd4", }; -static const char *esdhc_sels[] = { "pll3_main", "pll3_pfd3", "pll1_pfd3", "platform_bus", }; -static const char *dcu_sels[] = { "pll1_pfd2", "pll3_main", }; +static const char *qspi_sels[] = { "pll3_usb_otg", "pll3_pfd4", "pll2_pfd4", "pll1_pfd4", }; +static const char *esdhc_sels[] = { "pll3_usb_otg", "pll3_pfd3", "pll1_pfd3", "platform_bus", }; +static const char *dcu_sels[] = { "pll1_pfd2", "pll3_usb_otg", }; static const char *gpu_sels[] = { "pll2_pfd2", "pll3_pfd2", }; -static const char *vadc_sels[] = { "pll6_main_div", "pll3_main_div", "pll3_main", }; +static const char *vadc_sels[] = { "pll6_video_div", "pll3_usb_otg_div", "pll3_usb_otg", }; /* FTM counter clock source, not module clock */ static const char *ftm_ext_sels[] = {"sirc_128k", "sxosc", "fxosc_half", "audio_ext", }; static const char *ftm_fix_sels[] = { "sxosc", "ipg_bus", }; -static struct clk_div_table pll4_main_div_table[] = { + +static struct clk_div_table pll4_audio_div_table[] = { { .val = 0, .div = 1 }, { .val = 1, .div = 2 }, { .val = 2, .div = 6 }, @@ -120,6 +135,9 @@ static void __init vf610_clocks_init(struct device_node *ccm_node) clk[VF610_CLK_AUDIO_EXT] = imx_obtain_fixed_clock("audio_ext", 0); clk[VF610_CLK_ENET_EXT] = imx_obtain_fixed_clock("enet_ext", 0); + /* Clock source from external clock via LVDs PAD */ + clk[VF610_CLK_ANACLK1] = imx_obtain_fixed_clock("anaclk1", 0); + clk[VF610_CLK_FXOSC_HALF] = imx_clk_fixed_factor("fxosc_half", "fxosc", 1, 2); np = of_find_compatible_node(NULL, NULL, "fsl,vf610-anatop"); @@ -133,31 +151,63 @@ static void __init vf610_clocks_init(struct device_node *ccm_node) clk[VF610_CLK_SLOW_CLK_SEL] = imx_clk_mux("slow_clk_sel", CCM_CCSR, 4, 1, slow_sels, ARRAY_SIZE(slow_sels)); clk[VF610_CLK_FASK_CLK_SEL] = imx_clk_mux("fast_clk_sel", CCM_CCSR, 5, 1, fast_sels, ARRAY_SIZE(fast_sels)); - clk[VF610_CLK_PLL1_MAIN] = imx_clk_fixed_factor("pll1_main", "fast_clk_sel", 22, 1); - clk[VF610_CLK_PLL1_PFD1] = imx_clk_pfd("pll1_pfd1", "pll1_main", PFD_PLL1_BASE, 0); - clk[VF610_CLK_PLL1_PFD2] = imx_clk_pfd("pll1_pfd2", "pll1_main", PFD_PLL1_BASE, 1); - clk[VF610_CLK_PLL1_PFD3] = imx_clk_pfd("pll1_pfd3", "pll1_main", PFD_PLL1_BASE, 2); - clk[VF610_CLK_PLL1_PFD4] = imx_clk_pfd("pll1_pfd4", "pll1_main", PFD_PLL1_BASE, 3); - - clk[VF610_CLK_PLL2_MAIN] = imx_clk_fixed_factor("pll2_main", "fast_clk_sel", 22, 1); - clk[VF610_CLK_PLL2_PFD1] = imx_clk_pfd("pll2_pfd1", "pll2_main", PFD_PLL2_BASE, 0); - clk[VF610_CLK_PLL2_PFD2] = imx_clk_pfd("pll2_pfd2", "pll2_main", PFD_PLL2_BASE, 1); - clk[VF610_CLK_PLL2_PFD3] = imx_clk_pfd("pll2_pfd3", "pll2_main", PFD_PLL2_BASE, 2); - clk[VF610_CLK_PLL2_PFD4] = imx_clk_pfd("pll2_pfd4", "pll2_main", PFD_PLL2_BASE, 3); - - clk[VF610_CLK_PLL3_MAIN] = imx_clk_fixed_factor("pll3_main", "fast_clk_sel", 20, 1); - clk[VF610_CLK_PLL3_PFD1] = imx_clk_pfd("pll3_pfd1", "pll3_main", PFD_PLL3_BASE, 0); - clk[VF610_CLK_PLL3_PFD2] = imx_clk_pfd("pll3_pfd2", "pll3_main", PFD_PLL3_BASE, 1); - clk[VF610_CLK_PLL3_PFD3] = imx_clk_pfd("pll3_pfd3", "pll3_main", PFD_PLL3_BASE, 2); - clk[VF610_CLK_PLL3_PFD4] = imx_clk_pfd("pll3_pfd4", "pll3_main", PFD_PLL3_BASE, 3); - - clk[VF610_CLK_PLL4_MAIN] = imx_clk_fixed_factor("pll4_main", "fast_clk_sel", 25, 1); - /* Enet pll: fixed 50Mhz */ - clk[VF610_CLK_PLL5_MAIN] = imx_clk_fixed_factor("pll5_main", "fast_clk_sel", 125, 6); - /* pll6: default 960Mhz */ - clk[VF610_CLK_PLL6_MAIN] = imx_clk_fixed_factor("pll6_main", "fast_clk_sel", 40, 1); - /* pll7: USB1 PLL at 480MHz */ - clk[VF610_CLK_PLL7_MAIN] = imx_clk_pllv3(IMX_PLLV3_USB, "pll7_main", "fast_clk_sel", PLL7_CTRL, 0x2); + clk[VF610_CLK_PLL1_BYPASS_SRC] = imx_clk_mux("pll1_bypass_src", PLL1_CTRL, 14, 1, pll_bypass_src_sels, ARRAY_SIZE(pll_bypass_src_sels)); + clk[VF610_CLK_PLL2_BYPASS_SRC] = imx_clk_mux("pll2_bypass_src", PLL2_CTRL, 14, 1, pll_bypass_src_sels, ARRAY_SIZE(pll_bypass_src_sels)); + clk[VF610_CLK_PLL3_BYPASS_SRC] = imx_clk_mux("pll3_bypass_src", PLL3_CTRL, 14, 1, pll_bypass_src_sels, ARRAY_SIZE(pll_bypass_src_sels)); + clk[VF610_CLK_PLL4_BYPASS_SRC] = imx_clk_mux("pll4_bypass_src", PLL4_CTRL, 14, 1, pll_bypass_src_sels, ARRAY_SIZE(pll_bypass_src_sels)); + clk[VF610_CLK_PLL5_BYPASS_SRC] = imx_clk_mux("pll5_bypass_src", PLL5_CTRL, 14, 1, pll_bypass_src_sels, ARRAY_SIZE(pll_bypass_src_sels)); + clk[VF610_CLK_PLL6_BYPASS_SRC] = imx_clk_mux("pll6_bypass_src", PLL6_CTRL, 14, 1, pll_bypass_src_sels, ARRAY_SIZE(pll_bypass_src_sels)); + clk[VF610_CLK_PLL7_BYPASS_SRC] = imx_clk_mux("pll7_bypass_src", PLL7_CTRL, 14, 1, pll_bypass_src_sels, ARRAY_SIZE(pll_bypass_src_sels)); + + clk[VF610_CLK_PLL1] = imx_clk_pllv3(IMX_PLLV3_GENERIC, "pll1", "pll1_bypass_src", PLL1_CTRL, 0x1); + clk[VF610_CLK_PLL2] = imx_clk_pllv3(IMX_PLLV3_GENERIC, "pll2", "pll2_bypass_src", PLL2_CTRL, 0x1); + clk[VF610_CLK_PLL3] = imx_clk_pllv3(IMX_PLLV3_USB, "pll3", "pll3_bypass_src", PLL3_CTRL, 0x1); + clk[VF610_CLK_PLL4] = imx_clk_pllv3(IMX_PLLV3_AV, "pll4", "pll4_bypass_src", PLL4_CTRL, 0x7f); + clk[VF610_CLK_PLL5] = imx_clk_pllv3(IMX_PLLV3_ENET, "pll5", "pll5_bypass_src", PLL5_CTRL, 0x3); + clk[VF610_CLK_PLL6] = imx_clk_pllv3(IMX_PLLV3_AV, "pll6", "pll6_bypass_src", PLL6_CTRL, 0x7f); + clk[VF610_CLK_PLL7] = imx_clk_pllv3(IMX_PLLV3_USB, "pll7", "pll7_bypass_src", PLL7_CTRL, 0x1); + + clk[VF610_PLL1_BYPASS] = imx_clk_mux_flags("pll1_bypass", PLL1_CTRL, 16, 1, pll1_bypass_sels, ARRAY_SIZE(pll1_bypass_sels), CLK_SET_RATE_PARENT); + clk[VF610_PLL2_BYPASS] = imx_clk_mux_flags("pll2_bypass", PLL2_CTRL, 16, 1, pll2_bypass_sels, ARRAY_SIZE(pll2_bypass_sels), CLK_SET_RATE_PARENT); + clk[VF610_PLL3_BYPASS] = imx_clk_mux_flags("pll3_bypass", PLL3_CTRL, 16, 1, pll3_bypass_sels, ARRAY_SIZE(pll3_bypass_sels), CLK_SET_RATE_PARENT); + clk[VF610_PLL4_BYPASS] = imx_clk_mux_flags("pll4_bypass", PLL4_CTRL, 16, 1, pll4_bypass_sels, ARRAY_SIZE(pll4_bypass_sels), CLK_SET_RATE_PARENT); + clk[VF610_PLL5_BYPASS] = imx_clk_mux_flags("pll5_bypass", PLL5_CTRL, 16, 1, pll5_bypass_sels, ARRAY_SIZE(pll5_bypass_sels), CLK_SET_RATE_PARENT); + clk[VF610_PLL6_BYPASS] = imx_clk_mux_flags("pll6_bypass", PLL6_CTRL, 16, 1, pll6_bypass_sels, ARRAY_SIZE(pll6_bypass_sels), CLK_SET_RATE_PARENT); + clk[VF610_PLL7_BYPASS] = imx_clk_mux_flags("pll7_bypass", PLL7_CTRL, 16, 1, pll7_bypass_sels, ARRAY_SIZE(pll7_bypass_sels), CLK_SET_RATE_PARENT); + + /* Do not bypass PLLs initially */ + clk_set_parent(clk[VF610_PLL1_BYPASS], clk[VF610_CLK_PLL1]); + clk_set_parent(clk[VF610_PLL2_BYPASS], clk[VF610_CLK_PLL2]); + clk_set_parent(clk[VF610_PLL3_BYPASS], clk[VF610_CLK_PLL3]); + clk_set_parent(clk[VF610_PLL4_BYPASS], clk[VF610_CLK_PLL4]); + clk_set_parent(clk[VF610_PLL5_BYPASS], clk[VF610_CLK_PLL5]); + clk_set_parent(clk[VF610_PLL6_BYPASS], clk[VF610_CLK_PLL6]); + clk_set_parent(clk[VF610_PLL7_BYPASS], clk[VF610_CLK_PLL7]); + + clk[VF610_CLK_PLL1_SYS] = imx_clk_gate("pll1_sys", "pll1_bypass", PLL1_CTRL, 13); + clk[VF610_CLK_PLL2_BUS] = imx_clk_gate("pll2_bus", "pll2_bypass", PLL2_CTRL, 13); + clk[VF610_CLK_PLL3_USB_OTG] = imx_clk_gate("pll3_usb_otg", "pll3_bypass", PLL3_CTRL, 13); + clk[VF610_CLK_PLL4_AUDIO] = imx_clk_gate("pll4_audio", "pll4_bypass", PLL4_CTRL, 13); + clk[VF610_CLK_PLL5_ENET] = imx_clk_gate("pll5_enet", "pll5_bypass", PLL5_CTRL, 13); + clk[VF610_CLK_PLL6_VIDEO] = imx_clk_gate("pll6_video", "pll6_bypass", PLL6_CTRL, 13); + clk[VF610_CLK_PLL7_USB_HOST] = imx_clk_gate("pll7_usb_host", "pll7_bypass", PLL7_CTRL, 13); + + clk[VF610_CLK_LVDS1_IN] = imx_clk_gate_exclusive("lvds1_in", "anaclk1", ANA_MISC1, 12, BIT(10)); + + clk[VF610_CLK_PLL1_PFD1] = imx_clk_pfd("pll1_pfd1", "pll1_sys", PFD_PLL1_BASE, 0); + clk[VF610_CLK_PLL1_PFD2] = imx_clk_pfd("pll1_pfd2", "pll1_sys", PFD_PLL1_BASE, 1); + clk[VF610_CLK_PLL1_PFD3] = imx_clk_pfd("pll1_pfd3", "pll1_sys", PFD_PLL1_BASE, 2); + clk[VF610_CLK_PLL1_PFD4] = imx_clk_pfd("pll1_pfd4", "pll1_sys", PFD_PLL1_BASE, 3); + + clk[VF610_CLK_PLL2_PFD1] = imx_clk_pfd("pll2_pfd1", "pll2_bus", PFD_PLL2_BASE, 0); + clk[VF610_CLK_PLL2_PFD2] = imx_clk_pfd("pll2_pfd2", "pll2_bus", PFD_PLL2_BASE, 1); + clk[VF610_CLK_PLL2_PFD3] = imx_clk_pfd("pll2_pfd3", "pll2_bus", PFD_PLL2_BASE, 2); + clk[VF610_CLK_PLL2_PFD4] = imx_clk_pfd("pll2_pfd4", "pll2_bus", PFD_PLL2_BASE, 3); + + clk[VF610_CLK_PLL3_PFD1] = imx_clk_pfd("pll3_pfd1", "pll3_usb_otg", PFD_PLL3_BASE, 0); + clk[VF610_CLK_PLL3_PFD2] = imx_clk_pfd("pll3_pfd2", "pll3_usb_otg", PFD_PLL3_BASE, 1); + clk[VF610_CLK_PLL3_PFD3] = imx_clk_pfd("pll3_pfd3", "pll3_usb_otg", PFD_PLL3_BASE, 2); + clk[VF610_CLK_PLL3_PFD4] = imx_clk_pfd("pll3_pfd4", "pll3_usb_otg", PFD_PLL3_BASE, 3); clk[VF610_CLK_PLL1_PFD_SEL] = imx_clk_mux("pll1_pfd_sel", CCM_CCSR, 16, 3, pll1_sels, 5); clk[VF610_CLK_PLL2_PFD_SEL] = imx_clk_mux("pll2_pfd_sel", CCM_CCSR, 19, 3, pll2_sels, 5); @@ -167,12 +217,12 @@ static void __init vf610_clocks_init(struct device_node *ccm_node) clk[VF610_CLK_PLATFORM_BUS] = imx_clk_divider("platform_bus", "sys_bus", CCM_CACRR, 3, 3); clk[VF610_CLK_IPG_BUS] = imx_clk_divider("ipg_bus", "platform_bus", CCM_CACRR, 11, 2); - clk[VF610_CLK_PLL3_MAIN_DIV] = imx_clk_divider("pll3_main_div", "pll3_main", CCM_CACRR, 20, 1); - clk[VF610_CLK_PLL4_MAIN_DIV] = clk_register_divider_table(NULL, "pll4_main_div", "pll4_main", 0, CCM_CACRR, 6, 3, 0, pll4_main_div_table, &imx_ccm_lock); - clk[VF610_CLK_PLL6_MAIN_DIV] = imx_clk_divider("pll6_main_div", "pll6_main", CCM_CACRR, 21, 1); + clk[VF610_CLK_PLL3_MAIN_DIV] = imx_clk_divider("pll3_usb_otg_div", "pll3_usb_otg", CCM_CACRR, 20, 1); + clk[VF610_CLK_PLL4_MAIN_DIV] = clk_register_divider_table(NULL, "pll4_audio_div", "pll4_audio", 0, CCM_CACRR, 6, 3, 0, pll4_audio_div_table, &imx_ccm_lock); + clk[VF610_CLK_PLL6_MAIN_DIV] = imx_clk_divider("pll6_video_div", "pll6_video", CCM_CACRR, 21, 1); - clk[VF610_CLK_USBPHY0] = imx_clk_gate("usbphy0", "pll3_main", PLL3_CTRL, 6); - clk[VF610_CLK_USBPHY1] = imx_clk_gate("usbphy1", "pll7_main", PLL7_CTRL, 6); + clk[VF610_CLK_USBPHY0] = imx_clk_gate("usbphy0", "pll3_usb_otg", PLL3_CTRL, 6); + clk[VF610_CLK_USBPHY1] = imx_clk_gate("usbphy1", "pll7_usb_host", PLL7_CTRL, 6); clk[VF610_CLK_USBC0] = imx_clk_gate2("usbc0", "ipg_bus", CCM_CCGR1, CCM_CCGRx_CGn(4)); clk[VF610_CLK_USBC1] = imx_clk_gate2("usbc1", "ipg_bus", CCM_CCGR7, CCM_CCGRx_CGn(4)); @@ -191,8 +241,8 @@ static void __init vf610_clocks_init(struct device_node *ccm_node) clk[VF610_CLK_QSPI1_X1_DIV] = imx_clk_divider("qspi1_x1", "qspi1_x2", CCM_CSCDR3, 11, 1); clk[VF610_CLK_QSPI1] = imx_clk_gate2("qspi1", "qspi1_x1", CCM_CCGR8, CCM_CCGRx_CGn(4)); - clk[VF610_CLK_ENET_50M] = imx_clk_fixed_factor("enet_50m", "pll5_main", 1, 10); - clk[VF610_CLK_ENET_25M] = imx_clk_fixed_factor("enet_25m", "pll5_main", 1, 20); + clk[VF610_CLK_ENET_50M] = imx_clk_fixed_factor("enet_50m", "pll5_enet", 1, 10); + clk[VF610_CLK_ENET_25M] = imx_clk_fixed_factor("enet_25m", "pll5_enet", 1, 20); clk[VF610_CLK_ENET_SEL] = imx_clk_mux("enet_sel", CCM_CSCMR2, 4, 2, rmii_sels, 4); clk[VF610_CLK_ENET_TS_SEL] = imx_clk_mux("enet_ts_sel", CCM_CSCMR2, 0, 3, enet_ts_sels, 7); clk[VF610_CLK_ENET] = imx_clk_gate("enet", "enet_sel", CCM_CSCDR1, 24); diff --git a/arch/arm/mach-omap2/pdata-quirks.c b/arch/arm/mach-omap2/pdata-quirks.c index c95346c948297fcb14f5f6a5dd33d71b7247166a..cec9d6c6442c80b03d3d6954c2c3feb65a62176f 100644 --- a/arch/arm/mach-omap2/pdata-quirks.c +++ b/arch/arm/mach-omap2/pdata-quirks.c @@ -252,9 +252,6 @@ static void __init nokia_n900_legacy_init(void) platform_device_register(&omap3_rom_rng_device); } - - /* Only on some development boards */ - gpio_request_one(164, GPIOF_OUT_INIT_LOW, "smc91x reset"); } static void __init omap3_tao3530_legacy_init(void) diff --git a/arch/arm/mm/cache-l2x0.c b/arch/arm/mm/cache-l2x0.c index 55f9d6e0cc88b87feaa41d443f521ce9bb1aef52..5e65ca8dea62cf3f38d48f2ad8a25425ab0ce6de 100644 --- a/arch/arm/mm/cache-l2x0.c +++ b/arch/arm/mm/cache-l2x0.c @@ -956,7 +956,7 @@ static u32 cache_id_part_number_from_dt; * @associativity: variable to return the calculated associativity in * @max_way_size: the maximum size in bytes for the cache ways */ -static void __init l2x0_cache_size_of_parse(const struct device_node *np, +static int __init l2x0_cache_size_of_parse(const struct device_node *np, u32 *aux_val, u32 *aux_mask, u32 *associativity, u32 max_way_size) @@ -974,7 +974,7 @@ static void __init l2x0_cache_size_of_parse(const struct device_node *np, of_property_read_u32(np, "cache-line-size", &line_size); if (!cache_size || !sets) - return; + return -ENODEV; /* All these l2 caches have the same line = block size actually */ if (!line_size) { @@ -1009,7 +1009,7 @@ static void __init l2x0_cache_size_of_parse(const struct device_node *np, if (way_size > max_way_size) { pr_err("L2C OF: set size %dKB is too large\n", way_size); - return; + return -EINVAL; } pr_info("L2C OF: override cache size: %d bytes (%dKB)\n", @@ -1027,7 +1027,7 @@ static void __init l2x0_cache_size_of_parse(const struct device_node *np, if (way_size_bits < 1 || way_size_bits > 6) { pr_err("L2C OF: cache way size illegal: %dKB is not mapped\n", way_size); - return; + return -EINVAL; } mask |= L2C_AUX_CTRL_WAY_SIZE_MASK; @@ -1036,6 +1036,8 @@ static void __init l2x0_cache_size_of_parse(const struct device_node *np, *aux_val &= ~mask; *aux_val |= val; *aux_mask &= ~mask; + + return 0; } static void __init l2x0_of_parse(const struct device_node *np, @@ -1046,6 +1048,7 @@ static void __init l2x0_of_parse(const struct device_node *np, u32 dirty = 0; u32 val = 0, mask = 0; u32 assoc; + int ret; of_property_read_u32(np, "arm,tag-latency", &tag); if (tag) { @@ -1068,7 +1071,10 @@ static void __init l2x0_of_parse(const struct device_node *np, val |= (dirty - 1) << L2X0_AUX_CTRL_DIRTY_LATENCY_SHIFT; } - l2x0_cache_size_of_parse(np, aux_val, aux_mask, &assoc, SZ_256K); + ret = l2x0_cache_size_of_parse(np, aux_val, aux_mask, &assoc, SZ_256K); + if (ret) + return; + if (assoc > 8) { pr_err("l2x0 of: cache setting yield too high associativity\n"); pr_err("l2x0 of: %d calculated, max 8\n", assoc); @@ -1125,6 +1131,7 @@ static void __init l2c310_of_parse(const struct device_node *np, u32 tag[3] = { 0, 0, 0 }; u32 filter[2] = { 0, 0 }; u32 assoc; + int ret; of_property_read_u32_array(np, "arm,tag-latency", tag, ARRAY_SIZE(tag)); if (tag[0] && tag[1] && tag[2]) @@ -1152,7 +1159,10 @@ static void __init l2c310_of_parse(const struct device_node *np, l2x0_base + L310_ADDR_FILTER_START); } - l2x0_cache_size_of_parse(np, aux_val, aux_mask, &assoc, SZ_512K); + ret = l2x0_cache_size_of_parse(np, aux_val, aux_mask, &assoc, SZ_512K); + if (ret) + return; + switch (assoc) { case 16: *aux_val &= ~L2X0_AUX_CTRL_ASSOC_MASK; @@ -1164,8 +1174,8 @@ static void __init l2c310_of_parse(const struct device_node *np, *aux_mask &= ~L2X0_AUX_CTRL_ASSOC_MASK; break; default: - pr_err("PL310 OF: cache setting yield illegal associativity\n"); - pr_err("PL310 OF: %d calculated, only 8 and 16 legal\n", assoc); + pr_err("L2C-310 OF cache associativity %d invalid, only 8 or 16 permitted\n", + assoc); break; } } diff --git a/arch/arm/mm/dma-mapping.c b/arch/arm/mm/dma-mapping.c index c245d903927fadfdee177b4d94b876ae2473618e..e8907117861ef81a79938df32b1889a80e7cdc5a 100644 --- a/arch/arm/mm/dma-mapping.c +++ b/arch/arm/mm/dma-mapping.c @@ -1198,7 +1198,6 @@ __iommu_alloc_remap(struct page **pages, size_t size, gfp_t gfp, pgprot_t prot, { return dma_common_pages_remap(pages, size, VM_ARM_DMA_CONSISTENT | VM_USERMAP, prot, caller); - return NULL; } /* diff --git a/arch/arm/mm/highmem.c b/arch/arm/mm/highmem.c index 45aeaaca9052f237322cf91a247a69fdb2d1571e..e17ed00828d722cad66a756695311ad691ae68cf 100644 --- a/arch/arm/mm/highmem.c +++ b/arch/arm/mm/highmem.c @@ -127,8 +127,11 @@ void *kmap_atomic_pfn(unsigned long pfn) { unsigned long vaddr; int idx, type; + struct page *page = pfn_to_page(pfn); pagefault_disable(); + if (!PageHighMem(page)) + return page_address(page); type = kmap_atomic_idx_push(); idx = type + KM_TYPE_NR * smp_processor_id(); diff --git a/arch/arm/mm/init.c b/arch/arm/mm/init.c index 92bba32d92304c4383d43bee8ef95f7d988602c6..9481f85c56e6fd0ed263401a3e71d0cfa541606c 100644 --- a/arch/arm/mm/init.c +++ b/arch/arm/mm/init.c @@ -559,10 +559,10 @@ void __init mem_init(void) #ifdef CONFIG_MODULES " modules : 0x%08lx - 0x%08lx (%4ld MB)\n" #endif - " .text : 0x%p" " - 0x%p" " (%4d kB)\n" - " .init : 0x%p" " - 0x%p" " (%4d kB)\n" - " .data : 0x%p" " - 0x%p" " (%4d kB)\n" - " .bss : 0x%p" " - 0x%p" " (%4d kB)\n", + " .text : 0x%p" " - 0x%p" " (%4td kB)\n" + " .init : 0x%p" " - 0x%p" " (%4td kB)\n" + " .data : 0x%p" " - 0x%p" " (%4td kB)\n" + " .bss : 0x%p" " - 0x%p" " (%4td kB)\n", MLK(UL(CONFIG_VECTORS_BASE), UL(CONFIG_VECTORS_BASE) + (PAGE_SIZE)), diff --git a/arch/microblaze/Kconfig b/arch/microblaze/Kconfig index 6feded3b0c4c1eb6d1414082a9f9318041129a39..a7736fa0580cc2e000cf1613d7b21dbe7aba4dcc 100644 --- a/arch/microblaze/Kconfig +++ b/arch/microblaze/Kconfig @@ -129,6 +129,10 @@ endmenu menu "Kernel features" +config NR_CPUS + int + default "1" + config ADVANCED_OPTIONS bool "Prompt for advanced kernel configuration options" help diff --git a/arch/microblaze/include/asm/unistd.h b/arch/microblaze/include/asm/unistd.h index ea4b233647c1aa32d23562e7abba7dab72d404db..0a53362d55486187ea3aada0ff999b04de97d7ec 100644 --- a/arch/microblaze/include/asm/unistd.h +++ b/arch/microblaze/include/asm/unistd.h @@ -38,6 +38,6 @@ #endif /* __ASSEMBLY__ */ -#define __NR_syscalls 387 +#define __NR_syscalls 388 #endif /* _ASM_MICROBLAZE_UNISTD_H */ diff --git a/arch/microblaze/include/uapi/asm/unistd.h b/arch/microblaze/include/uapi/asm/unistd.h index 1c2380bf8fe60850274dce0bdbc9e9bb16cc531f..c712677f8a2a6d7460e245d8e703adaa53372070 100644 --- a/arch/microblaze/include/uapi/asm/unistd.h +++ b/arch/microblaze/include/uapi/asm/unistd.h @@ -402,5 +402,6 @@ #define __NR_seccomp 384 #define __NR_getrandom 385 #define __NR_memfd_create 386 +#define __NR_bpf 387 #endif /* _UAPI_ASM_MICROBLAZE_UNISTD_H */ diff --git a/arch/microblaze/kernel/syscall_table.S b/arch/microblaze/kernel/syscall_table.S index de59ee1d7010a788cf916b4ade098375af6214d6..0166e890486c72d9b9263b6d46553dc8b50d6b4a 100644 --- a/arch/microblaze/kernel/syscall_table.S +++ b/arch/microblaze/kernel/syscall_table.S @@ -387,3 +387,4 @@ ENTRY(sys_call_table) .long sys_seccomp .long sys_getrandom /* 385 */ .long sys_memfd_create + .long sys_bpf diff --git a/arch/microblaze/pci/pci-common.c b/arch/microblaze/pci/pci-common.c index 9037914f6985df1dfd8227bbc6f7e943aa15a3ea..b30e41c0c0335cf2ab79e716c9c41c0ebced18e8 100644 --- a/arch/microblaze/pci/pci-common.c +++ b/arch/microblaze/pci/pci-common.c @@ -660,8 +660,13 @@ void pci_process_bridge_OF_ranges(struct pci_controller *hose, res = &hose->mem_resources[memno++]; break; } - if (res != NULL) - of_pci_range_to_resource(&range, dev, res); + if (res != NULL) { + res->name = dev->full_name; + res->flags = range.flags; + res->start = range.cpu_addr; + res->end = range.cpu_addr + range.size - 1; + res->parent = res->child = res->sibling = NULL; + } } /* If there's an ISA hole and the pci_mem_offset is -not- matching diff --git a/arch/powerpc/include/asm/hugetlb.h b/arch/powerpc/include/asm/hugetlb.h index 623f2971ce0ed8d4d947642c862d4dce7640d28d..766b77d527ac6e1c7286c4d1618229b5f2dac72e 100644 --- a/arch/powerpc/include/asm/hugetlb.h +++ b/arch/powerpc/include/asm/hugetlb.h @@ -71,7 +71,7 @@ pte_t *huge_pte_offset_and_shift(struct mm_struct *mm, void flush_dcache_icache_hugepage(struct page *page); -#if defined(CONFIG_PPC_MM_SLICES) || defined(CONFIG_PPC_SUBPAGE_PROT) +#if defined(CONFIG_PPC_MM_SLICES) int is_hugepage_only_range(struct mm_struct *mm, unsigned long addr, unsigned long len); #else diff --git a/arch/powerpc/include/asm/systbl.h b/arch/powerpc/include/asm/systbl.h index 7d8a600688058ec5025cfd3688b6eb369cdadea5..ce9577d693be1c7849c18ac0259a35525d46c6fe 100644 --- a/arch/powerpc/include/asm/systbl.h +++ b/arch/powerpc/include/asm/systbl.h @@ -365,3 +365,4 @@ SYSCALL_SPU(renameat2) SYSCALL_SPU(seccomp) SYSCALL_SPU(getrandom) SYSCALL_SPU(memfd_create) +SYSCALL_SPU(bpf) diff --git a/arch/powerpc/include/asm/unistd.h b/arch/powerpc/include/asm/unistd.h index 4e9af3fd43e7d062755255d932c2123ea5f54c8a..e0da021caa004205fc8b645d95b3047c8cd9b73e 100644 --- a/arch/powerpc/include/asm/unistd.h +++ b/arch/powerpc/include/asm/unistd.h @@ -12,7 +12,7 @@ #include -#define __NR_syscalls 361 +#define __NR_syscalls 362 #define __NR__exit __NR_exit #define NR_syscalls __NR_syscalls diff --git a/arch/powerpc/include/uapi/asm/unistd.h b/arch/powerpc/include/uapi/asm/unistd.h index 0688fc06e18394268002ae2b7e419f183e6a7dc4..f55351f2e66e962097bc078c25f77a176ca52e2a 100644 --- a/arch/powerpc/include/uapi/asm/unistd.h +++ b/arch/powerpc/include/uapi/asm/unistd.h @@ -383,5 +383,6 @@ #define __NR_seccomp 358 #define __NR_getrandom 359 #define __NR_memfd_create 360 +#define __NR_bpf 361 #endif /* _UAPI_ASM_POWERPC_UNISTD_H_ */ diff --git a/arch/powerpc/mm/copro_fault.c b/arch/powerpc/mm/copro_fault.c index 0f9939e693df6b8422a7b87301f7dcd250816c34..5a236f082c78386a47b9b415f98f619e8e615688 100644 --- a/arch/powerpc/mm/copro_fault.c +++ b/arch/powerpc/mm/copro_fault.c @@ -99,8 +99,6 @@ int copro_calculate_slb(struct mm_struct *mm, u64 ea, struct copro_slb *slb) u64 vsid; int psize, ssize; - slb->esid = (ea & ESID_MASK) | SLB_ESID_V; - switch (REGION_ID(ea)) { case USER_REGION_ID: pr_devel("%s: 0x%llx -- USER_REGION_ID\n", __func__, ea); @@ -133,6 +131,7 @@ int copro_calculate_slb(struct mm_struct *mm, u64 ea, struct copro_slb *slb) vsid |= mmu_psize_defs[psize].sllp | ((ssize == MMU_SEGSIZE_1T) ? SLB_VSID_B_1T : 0); + slb->esid = (ea & (ssize == MMU_SEGSIZE_1T ? ESID_MASK_1T : ESID_MASK)) | SLB_ESID_V; slb->vsid = vsid; return 0; diff --git a/arch/powerpc/mm/numa.c b/arch/powerpc/mm/numa.c index e5236c24dc0766112283618da9a259cf88a61735..b9d1dfdbe5bbaa5bdaad7446ec945aa909f2befd 100644 --- a/arch/powerpc/mm/numa.c +++ b/arch/powerpc/mm/numa.c @@ -1509,11 +1509,14 @@ static int update_cpu_topology(void *data) cpu = smp_processor_id(); for (update = data; update; update = update->next) { + int new_nid = update->new_nid; if (cpu != update->cpu) continue; - unmap_cpu_from_node(update->cpu); - map_cpu_to_node(update->cpu, update->new_nid); + unmap_cpu_from_node(cpu); + map_cpu_to_node(cpu, new_nid); + set_cpu_numa_node(cpu, new_nid); + set_cpu_numa_mem(cpu, local_memory_node(new_nid)); vdso_getcpu_init(); } diff --git a/arch/powerpc/mm/slice.c b/arch/powerpc/mm/slice.c index 8d7bda94d1969b2325073315875a05545922b0fc..ded0ea1afde4021578d21d2e969318ea6cd046eb 100644 --- a/arch/powerpc/mm/slice.c +++ b/arch/powerpc/mm/slice.c @@ -682,6 +682,7 @@ void slice_set_range_psize(struct mm_struct *mm, unsigned long start, slice_convert(mm, mask, psize); } +#ifdef CONFIG_HUGETLB_PAGE /* * is_hugepage_only_range() is used by generic code to verify whether * a normal mmap mapping (non hugetlbfs) is valid on a given area. @@ -726,4 +727,4 @@ int is_hugepage_only_range(struct mm_struct *mm, unsigned long addr, #endif return !slice_check_fit(mask, available); } - +#endif diff --git a/arch/powerpc/perf/hv-24x7.c b/arch/powerpc/perf/hv-24x7.c index 6c8710dd90c9b12d7e746113b43fdc9231c8b8b3..dba34088da2896187a390ee720af2a4a65bc3216 100644 --- a/arch/powerpc/perf/hv-24x7.c +++ b/arch/powerpc/perf/hv-24x7.c @@ -417,11 +417,6 @@ static int h_24x7_event_add(struct perf_event *event, int flags) return 0; } -static int h_24x7_event_idx(struct perf_event *event) -{ - return 0; -} - static struct pmu h_24x7_pmu = { .task_ctx_nr = perf_invalid_context, @@ -433,7 +428,6 @@ static struct pmu h_24x7_pmu = { .start = h_24x7_event_start, .stop = h_24x7_event_stop, .read = h_24x7_event_update, - .event_idx = h_24x7_event_idx, }; static int hv_24x7_init(void) diff --git a/arch/powerpc/perf/hv-gpci.c b/arch/powerpc/perf/hv-gpci.c index 15fc76c930227e7b2cff67cfc00889de1e4d6c97..a051fe946c63a2eecc88b041e0ce67f14f329b4b 100644 --- a/arch/powerpc/perf/hv-gpci.c +++ b/arch/powerpc/perf/hv-gpci.c @@ -246,11 +246,6 @@ static int h_gpci_event_init(struct perf_event *event) return 0; } -static int h_gpci_event_idx(struct perf_event *event) -{ - return 0; -} - static struct pmu h_gpci_pmu = { .task_ctx_nr = perf_invalid_context, @@ -262,7 +257,6 @@ static struct pmu h_gpci_pmu = { .start = h_gpci_event_start, .stop = h_gpci_event_stop, .read = h_gpci_event_update, - .event_idx = h_gpci_event_idx, }; static int hv_gpci_init(void) diff --git a/arch/powerpc/platforms/powernv/opal-lpc.c b/arch/powerpc/platforms/powernv/opal-lpc.c index dd2c285ad1708d755b5a1950558566149e837839..ad4b31df779a389ceb83b1c62d77a850e9c1b749 100644 --- a/arch/powerpc/platforms/powernv/opal-lpc.c +++ b/arch/powerpc/platforms/powernv/opal-lpc.c @@ -191,7 +191,6 @@ static ssize_t lpc_debug_read(struct file *filp, char __user *ubuf, { struct lpc_debugfs_entry *lpc = filp->private_data; u32 data, pos, len, todo; - __be32 bedata; int rc; if (!access_ok(VERIFY_WRITE, ubuf, count)) @@ -214,10 +213,9 @@ static ssize_t lpc_debug_read(struct file *filp, char __user *ubuf, len = 2; } rc = opal_lpc_read(opal_lpc_chip_id, lpc->lpc_type, pos, - &bedata, len); + &data, len); if (rc) return -ENXIO; - data = be32_to_cpu(bedata); switch(len) { case 4: rc = __put_user((u32)data, (u32 __user *)ubuf); diff --git a/arch/powerpc/platforms/powernv/opal-wrappers.S b/arch/powerpc/platforms/powernv/opal-wrappers.S index e9e2450c1fddd3bb6988084fb38039a8b3c3300b..feb549aa3eea98ee5369f6c3ecf5087dc871b4d8 100644 --- a/arch/powerpc/platforms/powernv/opal-wrappers.S +++ b/arch/powerpc/platforms/powernv/opal-wrappers.S @@ -58,7 +58,7 @@ END_FTR_SECTION(0, 1); \ */ #define OPAL_CALL(name, token) \ - _GLOBAL(name); \ + _GLOBAL_TOC(name); \ mflr r0; \ std r0,16(r1); \ li r0,token; \ diff --git a/arch/s390/kernel/perf_cpum_sf.c b/arch/s390/kernel/perf_cpum_sf.c index 08e761318c17d786d2e40ce85fcd0b631fecc731..b878f12a9597201476ffda4aabaf676f66735b99 100644 --- a/arch/s390/kernel/perf_cpum_sf.c +++ b/arch/s390/kernel/perf_cpum_sf.c @@ -1411,11 +1411,6 @@ static void cpumsf_pmu_del(struct perf_event *event, int flags) perf_pmu_enable(event->pmu); } -static int cpumsf_pmu_event_idx(struct perf_event *event) -{ - return event->hw.idx; -} - CPUMF_EVENT_ATTR(SF, SF_CYCLES_BASIC, PERF_EVENT_CPUM_SF); CPUMF_EVENT_ATTR(SF, SF_CYCLES_BASIC_DIAG, PERF_EVENT_CPUM_SF_DIAG); @@ -1458,7 +1453,6 @@ static struct pmu cpumf_sampling = { .stop = cpumsf_pmu_stop, .read = cpumsf_pmu_read, - .event_idx = cpumsf_pmu_event_idx, .attr_groups = cpumsf_pmu_attr_groups, }; diff --git a/arch/sh/kernel/cpu/sh3/setup-sh770x.c b/arch/sh/kernel/cpu/sh3/setup-sh770x.c index 9139d14b9c53460587b4be67de041e44e49893fe..538c10db35379dfd3b4c97fb137453609b0ded7c 100644 --- a/arch/sh/kernel/cpu/sh3/setup-sh770x.c +++ b/arch/sh/kernel/cpu/sh3/setup-sh770x.c @@ -118,7 +118,7 @@ static struct plat_sci_port scif0_platform_data = { }; static struct resource scif0_resources[] = { - DEFINE_RES_MEM(0xfffffe80, 0x100), + DEFINE_RES_MEM(0xfffffe80, 0x10), DEFINE_RES_IRQ(evt2irq(0x4e0)), }; @@ -143,7 +143,7 @@ static struct plat_sci_port scif1_platform_data = { }; static struct resource scif1_resources[] = { - DEFINE_RES_MEM(0xa4000150, 0x100), + DEFINE_RES_MEM(0xa4000150, 0x10), DEFINE_RES_IRQ(evt2irq(0x900)), }; @@ -169,7 +169,7 @@ static struct plat_sci_port scif2_platform_data = { }; static struct resource scif2_resources[] = { - DEFINE_RES_MEM(0xa4000140, 0x100), + DEFINE_RES_MEM(0xa4000140, 0x10), DEFINE_RES_IRQ(evt2irq(0x880)), }; diff --git a/arch/sparc/include/uapi/asm/unistd.h b/arch/sparc/include/uapi/asm/unistd.h index c842a89b11903aaa56d89ff65fd3b87658046a68..46d83842eddc6ceae0496b6397a0a04e77ce0e10 100644 --- a/arch/sparc/include/uapi/asm/unistd.h +++ b/arch/sparc/include/uapi/asm/unistd.h @@ -414,8 +414,9 @@ #define __NR_seccomp 346 #define __NR_getrandom 347 #define __NR_memfd_create 348 +#define __NR_bpf 349 -#define NR_syscalls 349 +#define NR_syscalls 350 /* Bitmask values returned from kern_features system call. */ #define KERN_FEATURE_MIXED_MODE_STACK 0x00000001 diff --git a/arch/sparc/kernel/systbls_32.S b/arch/sparc/kernel/systbls_32.S index 6a873c344bc0b970b4f0da915f4e5042763b82b9..ad0cdf497b785de84fe3f8f5e1e092a4f2de7429 100644 --- a/arch/sparc/kernel/systbls_32.S +++ b/arch/sparc/kernel/systbls_32.S @@ -86,4 +86,4 @@ sys_call_table: /*330*/ .long sys_fanotify_mark, sys_prlimit64, sys_name_to_handle_at, sys_open_by_handle_at, sys_clock_adjtime /*335*/ .long sys_syncfs, sys_sendmmsg, sys_setns, sys_process_vm_readv, sys_process_vm_writev /*340*/ .long sys_ni_syscall, sys_kcmp, sys_finit_module, sys_sched_setattr, sys_sched_getattr -/*345*/ .long sys_renameat2, sys_seccomp, sys_getrandom, sys_memfd_create +/*345*/ .long sys_renameat2, sys_seccomp, sys_getrandom, sys_memfd_create, sys_bpf diff --git a/arch/sparc/kernel/systbls_64.S b/arch/sparc/kernel/systbls_64.S index d9151b6490d8810b2bbd2b0f3bee53e535711375..580cde9370c9317a2cc8b6522579d5c38fa48ee3 100644 --- a/arch/sparc/kernel/systbls_64.S +++ b/arch/sparc/kernel/systbls_64.S @@ -87,7 +87,7 @@ sys_call_table32: /*330*/ .word compat_sys_fanotify_mark, sys_prlimit64, sys_name_to_handle_at, compat_sys_open_by_handle_at, compat_sys_clock_adjtime .word sys_syncfs, compat_sys_sendmmsg, sys_setns, compat_sys_process_vm_readv, compat_sys_process_vm_writev /*340*/ .word sys_kern_features, sys_kcmp, sys_finit_module, sys_sched_setattr, sys_sched_getattr - .word sys32_renameat2, sys_seccomp, sys_getrandom, sys_memfd_create + .word sys32_renameat2, sys_seccomp, sys_getrandom, sys_memfd_create, sys_bpf #endif /* CONFIG_COMPAT */ @@ -166,4 +166,4 @@ sys_call_table: /*330*/ .word sys_fanotify_mark, sys_prlimit64, sys_name_to_handle_at, sys_open_by_handle_at, sys_clock_adjtime .word sys_syncfs, sys_sendmmsg, sys_setns, sys_process_vm_readv, sys_process_vm_writev /*340*/ .word sys_kern_features, sys_kcmp, sys_finit_module, sys_sched_setattr, sys_sched_getattr - .word sys_renameat2, sys_seccomp, sys_getrandom, sys_memfd_create + .word sys_renameat2, sys_seccomp, sys_getrandom, sys_memfd_create, sys_bpf diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index f2327e88e07cc64236636a9f5973af898be947f1..ded8a6774ac99a6b9fd6708e440f66bc2f6e7433 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -142,6 +142,10 @@ config INSTRUCTION_DECODER def_bool y depends on KPROBES || PERF_EVENTS || UPROBES +config PERF_EVENTS_INTEL_UNCORE + def_bool y + depends on PERF_EVENTS && SUP_SUP_INTEL && PCI + config OUTPUT_FORMAT string default "elf32-i386" if X86_32 diff --git a/arch/x86/ia32/ia32entry.S b/arch/x86/ia32/ia32entry.S index 8ffba18395c8bb0a93c6a9dc65cfd8739a5937f3..ffe71228fc10c3080795c576b1ffae6b62160d7f 100644 --- a/arch/x86/ia32/ia32entry.S +++ b/arch/x86/ia32/ia32entry.S @@ -157,7 +157,7 @@ ENTRY(ia32_sysenter_target) * ourselves. To save a few cycles, we can check whether * NT was set instead of doing an unconditional popfq. */ - testl $X86_EFLAGS_NT,EFLAGS(%rsp) /* saved EFLAGS match cpu */ + testl $X86_EFLAGS_NT,EFLAGS-ARGOFFSET(%rsp) jnz sysenter_fix_flags sysenter_flags_fixed: diff --git a/arch/x86/include/asm/preempt.h b/arch/x86/include/asm/preempt.h index 7024c12f7bfe9cd15252f29f3502db75d92ebccc..400873450e33ab86d734471e2f07fd0ed775dfa1 100644 --- a/arch/x86/include/asm/preempt.h +++ b/arch/x86/include/asm/preempt.h @@ -105,6 +105,7 @@ static __always_inline bool should_resched(void) # ifdef CONFIG_CONTEXT_TRACKING extern asmlinkage void ___preempt_schedule_context(void); # define __preempt_schedule_context() asm ("call ___preempt_schedule_context") + extern asmlinkage void preempt_schedule_context(void); # endif #endif diff --git a/arch/x86/kernel/acpi/boot.c b/arch/x86/kernel/acpi/boot.c index b436fc735aa455be7f007a7bcb089741ace98c1c..a142e77693e179334987d3502e33c5444fde885c 100644 --- a/arch/x86/kernel/acpi/boot.c +++ b/arch/x86/kernel/acpi/boot.c @@ -397,7 +397,7 @@ static int mp_register_gsi(struct device *dev, u32 gsi, int trigger, /* Don't set up the ACPI SCI because it's already set up */ if (acpi_gbl_FADT.sci_interrupt == gsi) - return gsi; + return mp_map_gsi_to_irq(gsi, IOAPIC_MAP_ALLOC); trigger = trigger == ACPI_EDGE_SENSITIVE ? 0 : 1; polarity = polarity == ACPI_ACTIVE_HIGH ? 0 : 1; @@ -604,14 +604,18 @@ void __init acpi_pic_sci_set_trigger(unsigned int irq, u16 trigger) int acpi_gsi_to_irq(u32 gsi, unsigned int *irqp) { - int irq = mp_map_gsi_to_irq(gsi, IOAPIC_MAP_ALLOC | IOAPIC_MAP_CHECK); + int irq; - if (irq >= 0) { + if (acpi_irq_model == ACPI_IRQ_MODEL_PIC) { + *irqp = gsi; + } else { + irq = mp_map_gsi_to_irq(gsi, + IOAPIC_MAP_ALLOC | IOAPIC_MAP_CHECK); + if (irq < 0) + return -1; *irqp = irq; - return 0; } - - return -1; + return 0; } EXPORT_SYMBOL_GPL(acpi_gsi_to_irq); diff --git a/arch/x86/kernel/apb_timer.c b/arch/x86/kernel/apb_timer.c index 5972b108f15a739a06b47276a05d86713d08a3a2..b708738d016e09f44e15040333741382caaffd34 100644 --- a/arch/x86/kernel/apb_timer.c +++ b/arch/x86/kernel/apb_timer.c @@ -185,8 +185,6 @@ static void apbt_setup_irq(struct apbt_dev *adev) irq_modify_status(adev->irq, 0, IRQ_MOVE_PCNTXT); irq_set_affinity(adev->irq, cpumask_of(adev->cpu)); - /* APB timer irqs are set up as mp_irqs, timer is edge type */ - __irq_set_handler(adev->irq, handle_edge_irq, 0, "edge"); } /* Should be called with per cpu */ diff --git a/arch/x86/kernel/apic/apic.c b/arch/x86/kernel/apic/apic.c index 00853b254ab09c36afdb2a681bd9c68037ac17dc..ba6cc041edb12e23a783fc0c5aaaed788af39dc0 100644 --- a/arch/x86/kernel/apic/apic.c +++ b/arch/x86/kernel/apic/apic.c @@ -1297,7 +1297,7 @@ void setup_local_APIC(void) unsigned int value, queued; int i, j, acked = 0; unsigned long long tsc = 0, ntsc; - long long max_loops = cpu_khz; + long long max_loops = cpu_khz ? cpu_khz : 1000000; if (cpu_has_tsc) rdtscll(tsc); @@ -1383,7 +1383,7 @@ void setup_local_APIC(void) break; } if (queued) { - if (cpu_has_tsc) { + if (cpu_has_tsc && cpu_khz) { rdtscll(ntsc); max_loops = (cpu_khz << 10) - (ntsc - tsc); } else diff --git a/arch/x86/kernel/cpu/Makefile b/arch/x86/kernel/cpu/Makefile index 01d5453b5502c235759712b751da809123b565cc..e27b49d7c922a3caaa6c45446e8bc383a86d27bc 100644 --- a/arch/x86/kernel/cpu/Makefile +++ b/arch/x86/kernel/cpu/Makefile @@ -39,9 +39,12 @@ obj-$(CONFIG_CPU_SUP_AMD) += perf_event_amd_iommu.o endif obj-$(CONFIG_CPU_SUP_INTEL) += perf_event_p6.o perf_event_knc.o perf_event_p4.o obj-$(CONFIG_CPU_SUP_INTEL) += perf_event_intel_lbr.o perf_event_intel_ds.o perf_event_intel.o -obj-$(CONFIG_CPU_SUP_INTEL) += perf_event_intel_uncore.o perf_event_intel_uncore_snb.o -obj-$(CONFIG_CPU_SUP_INTEL) += perf_event_intel_uncore_snbep.o perf_event_intel_uncore_nhmex.o obj-$(CONFIG_CPU_SUP_INTEL) += perf_event_intel_rapl.o + +obj-$(CONFIG_PERF_EVENTS_INTEL_UNCORE) += perf_event_intel_uncore.o \ + perf_event_intel_uncore_snb.o \ + perf_event_intel_uncore_snbep.o \ + perf_event_intel_uncore_nhmex.o endif diff --git a/arch/x86/kernel/cpu/intel.c b/arch/x86/kernel/cpu/intel.c index 1ef456273172c8875e5673d890916dd70033e8e4..9cc6b6f25f424d18426adbab3e31e251e78c13af 100644 --- a/arch/x86/kernel/cpu/intel.c +++ b/arch/x86/kernel/cpu/intel.c @@ -213,12 +213,13 @@ static void intel_workarounds(struct cpuinfo_x86 *c) { #ifdef CONFIG_X86_F00F_BUG /* - * All current models of Pentium and Pentium with MMX technology CPUs + * All models of Pentium and Pentium with MMX technology CPUs * have the F0 0F bug, which lets nonprivileged users lock up the * system. Announce that the fault handler will be checking for it. + * The Quark is also family 5, but does not have the same bug. */ clear_cpu_bug(c, X86_BUG_F00F); - if (!paravirt_enabled() && c->x86 == 5) { + if (!paravirt_enabled() && c->x86 == 5 && c->x86_model < 9) { static int f00f_workaround_enabled; set_cpu_bug(c, X86_BUG_F00F); diff --git a/arch/x86/kernel/cpu/perf_event.c b/arch/x86/kernel/cpu/perf_event.c index 1b8299dd3d919de522374301b6b33777412e7e7b..143e5f5dc8551b568b7eabb84d83da764268d6b2 100644 --- a/arch/x86/kernel/cpu/perf_event.c +++ b/arch/x86/kernel/cpu/perf_event.c @@ -243,8 +243,9 @@ static bool check_hw_exists(void) msr_fail: printk(KERN_CONT "Broken PMU hardware detected, using software events only.\n"); - printk(boot_cpu_has(X86_FEATURE_HYPERVISOR) ? KERN_INFO : KERN_ERR - "Failed to access perfctr msr (MSR %x is %Lx)\n", reg, val_new); + printk("%sFailed to access perfctr msr (MSR %x is %Lx)\n", + boot_cpu_has(X86_FEATURE_HYPERVISOR) ? KERN_INFO : KERN_ERR, + reg, val_new); return false; } @@ -444,12 +445,6 @@ int x86_pmu_hw_config(struct perf_event *event) if (event->attr.type == PERF_TYPE_RAW) event->hw.config |= event->attr.config & X86_RAW_EVENT_MASK; - if (event->attr.sample_period && x86_pmu.limit_period) { - if (x86_pmu.limit_period(event, event->attr.sample_period) > - event->attr.sample_period) - return -EINVAL; - } - return x86_setup_perfctr(event); } @@ -987,9 +982,6 @@ int x86_perf_event_set_period(struct perf_event *event) if (left > x86_pmu.max_period) left = x86_pmu.max_period; - if (x86_pmu.limit_period) - left = x86_pmu.limit_period(event, left); - per_cpu(pmc_prev_left[idx], smp_processor_id()) = left; /* diff --git a/arch/x86/kernel/cpu/perf_event.h b/arch/x86/kernel/cpu/perf_event.h index d98a34d435d7b5260154bcf4463bbcb24ad073fb..fc5eb390b3685d62b58351f1a281e94c22cc8645 100644 --- a/arch/x86/kernel/cpu/perf_event.h +++ b/arch/x86/kernel/cpu/perf_event.h @@ -445,7 +445,6 @@ struct x86_pmu { struct x86_pmu_quirk *quirks; int perfctr_second_write; bool late_ack; - unsigned (*limit_period)(struct perf_event *event, unsigned l); /* * sysfs attrs diff --git a/arch/x86/kernel/cpu/perf_event_intel.c b/arch/x86/kernel/cpu/perf_event_intel.c index a73947c53b65aa683f29d61a115d0e6d19a9ec5b..944bf019b74f425e06cc465358d25b85741a5b47 100644 --- a/arch/x86/kernel/cpu/perf_event_intel.c +++ b/arch/x86/kernel/cpu/perf_event_intel.c @@ -220,15 +220,6 @@ static struct event_constraint intel_hsw_event_constraints[] = { EVENT_CONSTRAINT_END }; -static struct event_constraint intel_bdw_event_constraints[] = { - FIXED_EVENT_CONSTRAINT(0x00c0, 0), /* INST_RETIRED.ANY */ - FIXED_EVENT_CONSTRAINT(0x003c, 1), /* CPU_CLK_UNHALTED.CORE */ - FIXED_EVENT_CONSTRAINT(0x0300, 2), /* CPU_CLK_UNHALTED.REF */ - INTEL_UEVENT_CONSTRAINT(0x148, 0x4), /* L1D_PEND_MISS.PENDING */ - INTEL_EVENT_CONSTRAINT(0xa3, 0x4), /* CYCLE_ACTIVITY.* */ - EVENT_CONSTRAINT_END -}; - static u64 intel_pmu_event_map(int hw_event) { return intel_perfmon_event_map[hw_event]; @@ -424,126 +415,6 @@ static __initconst const u64 snb_hw_cache_event_ids }; -static __initconst const u64 hsw_hw_cache_event_ids - [PERF_COUNT_HW_CACHE_MAX] - [PERF_COUNT_HW_CACHE_OP_MAX] - [PERF_COUNT_HW_CACHE_RESULT_MAX] = -{ - [ C(L1D ) ] = { - [ C(OP_READ) ] = { - [ C(RESULT_ACCESS) ] = 0x81d0, /* MEM_UOPS_RETIRED.ALL_LOADS */ - [ C(RESULT_MISS) ] = 0x151, /* L1D.REPLACEMENT */ - }, - [ C(OP_WRITE) ] = { - [ C(RESULT_ACCESS) ] = 0x82d0, /* MEM_UOPS_RETIRED.ALL_STORES */ - [ C(RESULT_MISS) ] = 0x0, - }, - [ C(OP_PREFETCH) ] = { - [ C(RESULT_ACCESS) ] = 0x0, - [ C(RESULT_MISS) ] = 0x0, - }, - }, - [ C(L1I ) ] = { - [ C(OP_READ) ] = { - [ C(RESULT_ACCESS) ] = 0x0, - [ C(RESULT_MISS) ] = 0x280, /* ICACHE.MISSES */ - }, - [ C(OP_WRITE) ] = { - [ C(RESULT_ACCESS) ] = -1, - [ C(RESULT_MISS) ] = -1, - }, - [ C(OP_PREFETCH) ] = { - [ C(RESULT_ACCESS) ] = 0x0, - [ C(RESULT_MISS) ] = 0x0, - }, - }, - [ C(LL ) ] = { - [ C(OP_READ) ] = { - /* OFFCORE_RESPONSE:ALL_DATA_RD|ALL_CODE_RD */ - [ C(RESULT_ACCESS) ] = 0x1b7, - /* OFFCORE_RESPONSE:ALL_DATA_RD|ALL_CODE_RD|SUPPLIER_NONE| - L3_MISS|ANY_SNOOP */ - [ C(RESULT_MISS) ] = 0x1b7, - }, - [ C(OP_WRITE) ] = { - [ C(RESULT_ACCESS) ] = 0x1b7, /* OFFCORE_RESPONSE:ALL_RFO */ - /* OFFCORE_RESPONSE:ALL_RFO|SUPPLIER_NONE|L3_MISS|ANY_SNOOP */ - [ C(RESULT_MISS) ] = 0x1b7, - }, - [ C(OP_PREFETCH) ] = { - [ C(RESULT_ACCESS) ] = 0x0, - [ C(RESULT_MISS) ] = 0x0, - }, - }, - [ C(DTLB) ] = { - [ C(OP_READ) ] = { - [ C(RESULT_ACCESS) ] = 0x81d0, /* MEM_UOPS_RETIRED.ALL_LOADS */ - [ C(RESULT_MISS) ] = 0x108, /* DTLB_LOAD_MISSES.MISS_CAUSES_A_WALK */ - }, - [ C(OP_WRITE) ] = { - [ C(RESULT_ACCESS) ] = 0x82d0, /* MEM_UOPS_RETIRED.ALL_STORES */ - [ C(RESULT_MISS) ] = 0x149, /* DTLB_STORE_MISSES.MISS_CAUSES_A_WALK */ - }, - [ C(OP_PREFETCH) ] = { - [ C(RESULT_ACCESS) ] = 0x0, - [ C(RESULT_MISS) ] = 0x0, - }, - }, - [ C(ITLB) ] = { - [ C(OP_READ) ] = { - [ C(RESULT_ACCESS) ] = 0x6085, /* ITLB_MISSES.STLB_HIT */ - [ C(RESULT_MISS) ] = 0x185, /* ITLB_MISSES.MISS_CAUSES_A_WALK */ - }, - [ C(OP_WRITE) ] = { - [ C(RESULT_ACCESS) ] = -1, - [ C(RESULT_MISS) ] = -1, - }, - [ C(OP_PREFETCH) ] = { - [ C(RESULT_ACCESS) ] = -1, - [ C(RESULT_MISS) ] = -1, - }, - }, - [ C(BPU ) ] = { - [ C(OP_READ) ] = { - [ C(RESULT_ACCESS) ] = 0xc4, /* BR_INST_RETIRED.ALL_BRANCHES */ - [ C(RESULT_MISS) ] = 0xc5, /* BR_MISP_RETIRED.ALL_BRANCHES */ - }, - [ C(OP_WRITE) ] = { - [ C(RESULT_ACCESS) ] = -1, - [ C(RESULT_MISS) ] = -1, - }, - [ C(OP_PREFETCH) ] = { - [ C(RESULT_ACCESS) ] = -1, - [ C(RESULT_MISS) ] = -1, - }, - }, -}; - -static __initconst const u64 hsw_hw_cache_extra_regs - [PERF_COUNT_HW_CACHE_MAX] - [PERF_COUNT_HW_CACHE_OP_MAX] - [PERF_COUNT_HW_CACHE_RESULT_MAX] = -{ - [ C(LL ) ] = { - [ C(OP_READ) ] = { - /* OFFCORE_RESPONSE:ALL_DATA_RD|ALL_CODE_RD */ - [ C(RESULT_ACCESS) ] = 0x2d5, - /* OFFCORE_RESPONSE:ALL_DATA_RD|ALL_CODE_RD|SUPPLIER_NONE| - L3_MISS|ANY_SNOOP */ - [ C(RESULT_MISS) ] = 0x3fbc0202d5ull, - }, - [ C(OP_WRITE) ] = { - [ C(RESULT_ACCESS) ] = 0x122, /* OFFCORE_RESPONSE:ALL_RFO */ - /* OFFCORE_RESPONSE:ALL_RFO|SUPPLIER_NONE|L3_MISS|ANY_SNOOP */ - [ C(RESULT_MISS) ] = 0x3fbc020122ull, - }, - [ C(OP_PREFETCH) ] = { - [ C(RESULT_ACCESS) ] = 0x0, - [ C(RESULT_MISS) ] = 0x0, - }, - }, -}; - static __initconst const u64 westmere_hw_cache_event_ids [PERF_COUNT_HW_CACHE_MAX] [PERF_COUNT_HW_CACHE_OP_MAX] @@ -2034,24 +1905,6 @@ hsw_get_event_constraints(struct cpu_hw_events *cpuc, struct perf_event *event) return c; } -/* - * Broadwell: - * The INST_RETIRED.ALL period always needs to have lowest - * 6bits cleared (BDM57). It shall not use a period smaller - * than 100 (BDM11). We combine the two to enforce - * a min-period of 128. - */ -static unsigned bdw_limit_period(struct perf_event *event, unsigned left) -{ - if ((event->hw.config & INTEL_ARCH_EVENT_MASK) == - X86_CONFIG(.event=0xc0, .umask=0x01)) { - if (left < 128) - left = 128; - left &= ~0x3fu; - } - return left; -} - PMU_FORMAT_ATTR(event, "config:0-7" ); PMU_FORMAT_ATTR(umask, "config:8-15" ); PMU_FORMAT_ATTR(edge, "config:18" ); @@ -2692,8 +2545,8 @@ __init int intel_pmu_init(void) case 69: /* 22nm Haswell ULT */ case 70: /* 22nm Haswell + GT3e (Intel Iris Pro graphics) */ x86_pmu.late_ack = true; - memcpy(hw_cache_event_ids, hsw_hw_cache_event_ids, sizeof(hw_cache_event_ids)); - memcpy(hw_cache_extra_regs, hsw_hw_cache_extra_regs, sizeof(hw_cache_extra_regs)); + memcpy(hw_cache_event_ids, snb_hw_cache_event_ids, sizeof(hw_cache_event_ids)); + memcpy(hw_cache_extra_regs, snb_hw_cache_extra_regs, sizeof(hw_cache_extra_regs)); intel_pmu_lbr_init_snb(); @@ -2712,28 +2565,6 @@ __init int intel_pmu_init(void) pr_cont("Haswell events, "); break; - case 61: /* 14nm Broadwell Core-M */ - x86_pmu.late_ack = true; - memcpy(hw_cache_event_ids, hsw_hw_cache_event_ids, sizeof(hw_cache_event_ids)); - memcpy(hw_cache_extra_regs, hsw_hw_cache_extra_regs, sizeof(hw_cache_extra_regs)); - - intel_pmu_lbr_init_snb(); - - x86_pmu.event_constraints = intel_bdw_event_constraints; - x86_pmu.pebs_constraints = intel_hsw_pebs_event_constraints; - x86_pmu.extra_regs = intel_snbep_extra_regs; - x86_pmu.pebs_aliases = intel_pebs_aliases_snb; - /* all extra regs are per-cpu when HT is on */ - x86_pmu.er_flags |= ERF_HAS_RSP_1; - x86_pmu.er_flags |= ERF_NO_HT_SHARING; - - x86_pmu.hw_config = hsw_hw_config; - x86_pmu.get_event_constraints = hsw_get_event_constraints; - x86_pmu.cpu_events = hsw_events_attrs; - x86_pmu.limit_period = bdw_limit_period; - pr_cont("Broadwell events, "); - break; - default: switch (x86_pmu.version) { case 1: diff --git a/arch/x86/kernel/entry_32.S b/arch/x86/kernel/entry_32.S index b553ed89e5f5e97346ac460934ce6e016b45455f..344b63f18d14b7d5ae1b55a85a8e28fa7a63642d 100644 --- a/arch/x86/kernel/entry_32.S +++ b/arch/x86/kernel/entry_32.S @@ -447,15 +447,14 @@ sysenter_exit: sysenter_audit: testl $(_TIF_WORK_SYSCALL_ENTRY & ~_TIF_SYSCALL_AUDIT),TI_flags(%ebp) jnz syscall_trace_entry - addl $4,%esp - CFI_ADJUST_CFA_OFFSET -4 - movl %esi,4(%esp) /* 5th arg: 4th syscall arg */ - movl %edx,(%esp) /* 4th arg: 3rd syscall arg */ - /* %ecx already in %ecx 3rd arg: 2nd syscall arg */ - movl %ebx,%edx /* 2nd arg: 1st syscall arg */ - /* %eax already in %eax 1st arg: syscall number */ + /* movl PT_EAX(%esp), %eax already set, syscall number: 1st arg to audit */ + movl PT_EBX(%esp), %edx /* ebx/a0: 2nd arg to audit */ + /* movl PT_ECX(%esp), %ecx already set, a1: 3nd arg to audit */ + pushl_cfi PT_ESI(%esp) /* a3: 5th arg */ + pushl_cfi PT_EDX+4(%esp) /* a2: 4th arg */ call __audit_syscall_entry - pushl_cfi %ebx + popl_cfi %ecx /* get that remapped edx off the stack */ + popl_cfi %ecx /* get that remapped esi off the stack */ movl PT_EAX(%esp),%eax /* reload syscall number */ jmp sysenter_do_call diff --git a/arch/x86/kernel/i8259.c b/arch/x86/kernel/i8259.c index 8af817105e29cbc25ffaa8b2430a57c5de782dd6..e7cc5370cd2fcade87dc1cecae2ab85184f62d27 100644 --- a/arch/x86/kernel/i8259.c +++ b/arch/x86/kernel/i8259.c @@ -111,8 +111,7 @@ static void make_8259A_irq(unsigned int irq) { disable_irq_nosync(irq); io_apic_irqs &= ~(1<chip; - const char *name = chip->name; int i; #if defined(CONFIG_X86_64) || defined(CONFIG_X86_LOCAL_APIC) @@ -79,7 +78,7 @@ void __init init_ISA_irqs(void) legacy_pic->init(0); for (i = 0; i < nr_legacy_irqs(); i++) - irq_set_chip_and_handler_name(i, chip, handle_level_irq, name); + irq_set_chip_and_handler(i, chip, handle_level_irq); } void __init init_IRQ(void) diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c index 235cfd39e0d793c23299da10a9eb45f7b29006a4..ab08aa2276fb803a83c5cbf369b6dc69d605a0f8 100644 --- a/arch/x86/kernel/setup.c +++ b/arch/x86/kernel/setup.c @@ -1128,7 +1128,6 @@ void __init setup_arch(char **cmdline_p) setup_real_mode(); memblock_set_current_limit(get_max_mapped()); - dma_contiguous_reserve(max_pfn_mapped << PAGE_SHIFT); /* * NOTE: On x86-32, only from this point on, fixmaps are ready for use. @@ -1159,6 +1158,7 @@ void __init setup_arch(char **cmdline_p) early_acpi_boot_init(); initmem_init(); + dma_contiguous_reserve(max_pfn_mapped << PAGE_SHIFT); /* * Reserve memory for crash kernel after SRAT is parsed so that it diff --git a/arch/x86/kernel/smpboot.c b/arch/x86/kernel/smpboot.c index 2d5200e56357d49f3466ce55e8ab2b3273306f68..4d2128ac70bdab90afe6a753f090996f30f72ff1 100644 --- a/arch/x86/kernel/smpboot.c +++ b/arch/x86/kernel/smpboot.c @@ -102,8 +102,6 @@ DEFINE_PER_CPU_READ_MOSTLY(cpumask_var_t, cpu_llc_shared_map); DEFINE_PER_CPU_SHARED_ALIGNED(struct cpuinfo_x86, cpu_info); EXPORT_PER_CPU_SYMBOL(cpu_info); -static DEFINE_PER_CPU(struct completion, die_complete); - atomic_t init_deasserted; /* @@ -1318,6 +1316,8 @@ void cpu_disable_common(void) fixup_irqs(); } +static DEFINE_PER_CPU(struct completion, die_complete); + int native_cpu_disable(void) { int ret; diff --git a/arch/x86/kernel/tsc.c b/arch/x86/kernel/tsc.c index b6025f9e36c65d7e83ddf05a7da99922a703a31e..b7e50bba3bbbb98066fac741d826e5f6f4d7e946 100644 --- a/arch/x86/kernel/tsc.c +++ b/arch/x86/kernel/tsc.c @@ -1166,14 +1166,17 @@ void __init tsc_init(void) x86_init.timers.tsc_pre_init(); - if (!cpu_has_tsc) + if (!cpu_has_tsc) { + setup_clear_cpu_cap(X86_FEATURE_TSC_DEADLINE_TIMER); return; + } tsc_khz = x86_platform.calibrate_tsc(); cpu_khz = tsc_khz; if (!tsc_khz) { mark_tsc_unstable("could not calculate TSC khz"); + setup_clear_cpu_cap(X86_FEATURE_TSC_DEADLINE_TIMER); return; } diff --git a/arch/x86/kvm/emulate.c b/arch/x86/kvm/emulate.c index 749f9fa3825422adb9a3cc9a5867f52ec256dedd..5edf088ca51e11789d6d26e3bfbdad16c1104220 100644 --- a/arch/x86/kvm/emulate.c +++ b/arch/x86/kvm/emulate.c @@ -574,12 +574,14 @@ static inline int assign_eip_far(struct x86_emulate_ctxt *ctxt, ulong dst, case 4: ctxt->_eip = (u32)dst; break; +#ifdef CONFIG_X86_64 case 8: if ((cs_l && is_noncanonical_address(dst)) || - (!cs_l && (dst & ~(u32)-1))) + (!cs_l && (dst >> 32) != 0)) return emulate_gp(ctxt, 0); ctxt->_eip = dst; break; +#endif default: WARN(1, "unsupported eip assignment size\n"); } @@ -641,7 +643,8 @@ static bool insn_aligned(struct x86_emulate_ctxt *ctxt, unsigned size) static int __linearize(struct x86_emulate_ctxt *ctxt, struct segmented_address addr, - unsigned size, bool write, bool fetch, + unsigned *max_size, unsigned size, + bool write, bool fetch, ulong *linear) { struct desc_struct desc; @@ -652,10 +655,15 @@ static int __linearize(struct x86_emulate_ctxt *ctxt, unsigned cpl; la = seg_base(ctxt, addr.seg) + addr.ea; + *max_size = 0; switch (ctxt->mode) { case X86EMUL_MODE_PROT64: if (((signed long)la << 16) >> 16 != la) return emulate_gp(ctxt, 0); + + *max_size = min_t(u64, ~0u, (1ull << 48) - la); + if (size > *max_size) + goto bad; break; default: usable = ctxt->ops->get_segment(ctxt, &sel, &desc, NULL, @@ -673,20 +681,25 @@ static int __linearize(struct x86_emulate_ctxt *ctxt, if ((ctxt->mode == X86EMUL_MODE_REAL) && !fetch && (ctxt->d & NoBigReal)) { /* la is between zero and 0xffff */ - if (la > 0xffff || (u32)(la + size - 1) > 0xffff) + if (la > 0xffff) goto bad; + *max_size = 0x10000 - la; } else if ((desc.type & 8) || !(desc.type & 4)) { /* expand-up segment */ - if (addr.ea > lim || (u32)(addr.ea + size - 1) > lim) + if (addr.ea > lim) goto bad; + *max_size = min_t(u64, ~0u, (u64)lim + 1 - addr.ea); } else { /* expand-down segment */ - if (addr.ea <= lim || (u32)(addr.ea + size - 1) <= lim) + if (addr.ea <= lim) goto bad; lim = desc.d ? 0xffffffff : 0xffff; - if (addr.ea > lim || (u32)(addr.ea + size - 1) > lim) + if (addr.ea > lim) goto bad; + *max_size = min_t(u64, ~0u, (u64)lim + 1 - addr.ea); } + if (size > *max_size) + goto bad; cpl = ctxt->ops->cpl(ctxt); if (!(desc.type & 8)) { /* data segment */ @@ -711,9 +724,9 @@ static int __linearize(struct x86_emulate_ctxt *ctxt, return X86EMUL_CONTINUE; bad: if (addr.seg == VCPU_SREG_SS) - return emulate_ss(ctxt, sel); + return emulate_ss(ctxt, 0); else - return emulate_gp(ctxt, sel); + return emulate_gp(ctxt, 0); } static int linearize(struct x86_emulate_ctxt *ctxt, @@ -721,7 +734,8 @@ static int linearize(struct x86_emulate_ctxt *ctxt, unsigned size, bool write, ulong *linear) { - return __linearize(ctxt, addr, size, write, false, linear); + unsigned max_size; + return __linearize(ctxt, addr, &max_size, size, write, false, linear); } @@ -746,17 +760,27 @@ static int segmented_read_std(struct x86_emulate_ctxt *ctxt, static int __do_insn_fetch_bytes(struct x86_emulate_ctxt *ctxt, int op_size) { int rc; - unsigned size; + unsigned size, max_size; unsigned long linear; int cur_size = ctxt->fetch.end - ctxt->fetch.data; struct segmented_address addr = { .seg = VCPU_SREG_CS, .ea = ctxt->eip + cur_size }; - size = 15UL ^ cur_size; - rc = __linearize(ctxt, addr, size, false, true, &linear); + /* + * We do not know exactly how many bytes will be needed, and + * __linearize is expensive, so fetch as much as possible. We + * just have to avoid going beyond the 15 byte limit, the end + * of the segment, or the end of the page. + * + * __linearize is called with size 0 so that it does not do any + * boundary check itself. Instead, we use max_size to check + * against op_size. + */ + rc = __linearize(ctxt, addr, &max_size, 0, false, true, &linear); if (unlikely(rc != X86EMUL_CONTINUE)) return rc; + size = min_t(unsigned, 15UL ^ cur_size, max_size); size = min_t(unsigned, size, PAGE_SIZE - offset_in_page(linear)); /* @@ -766,7 +790,8 @@ static int __do_insn_fetch_bytes(struct x86_emulate_ctxt *ctxt, int op_size) * still, we must have hit the 15-byte boundary. */ if (unlikely(size < op_size)) - return X86EMUL_UNHANDLEABLE; + return emulate_gp(ctxt, 0); + rc = ctxt->ops->fetch(ctxt, linear, ctxt->fetch.end, size, &ctxt->exception); if (unlikely(rc != X86EMUL_CONTINUE)) @@ -2012,7 +2037,7 @@ static int em_jmp_far(struct x86_emulate_ctxt *ctxt) rc = assign_eip_far(ctxt, ctxt->src.val, new_desc.l); if (rc != X86EMUL_CONTINUE) { - WARN_ON(!ctxt->mode != X86EMUL_MODE_PROT64); + WARN_ON(ctxt->mode != X86EMUL_MODE_PROT64); /* assigning eip failed; restore the old cs */ ops->set_segment(ctxt, old_sel, &old_desc, 0, VCPU_SREG_CS); return rc; @@ -2109,7 +2134,7 @@ static int em_ret_far(struct x86_emulate_ctxt *ctxt) return rc; rc = assign_eip_far(ctxt, eip, new_desc.l); if (rc != X86EMUL_CONTINUE) { - WARN_ON(!ctxt->mode != X86EMUL_MODE_PROT64); + WARN_ON(ctxt->mode != X86EMUL_MODE_PROT64); ops->set_segment(ctxt, old_cs, &old_desc, 0, VCPU_SREG_CS); } return rc; diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c index a8b76c4c95e2807c73fbe2a14606cb9b9929ebdd..3e556c68351b7a1356c05e7fe94c6c0895d9755d 100644 --- a/arch/x86/kvm/vmx.c +++ b/arch/x86/kvm/vmx.c @@ -4579,7 +4579,7 @@ static void vmx_vcpu_reset(struct kvm_vcpu *vcpu) vmcs_write32(TPR_THRESHOLD, 0); } - kvm_vcpu_reload_apic_access_page(vcpu); + kvm_make_request(KVM_REQ_APIC_PAGE_RELOAD, vcpu); if (vmx_vm_has_apicv(vcpu->kvm)) memset(&vmx->pi_desc, 0, sizeof(struct pi_desc)); @@ -6426,6 +6426,8 @@ static void copy_shadow_to_vmcs12(struct vcpu_vmx *vmx) const unsigned long *fields = shadow_read_write_fields; const int num_fields = max_shadow_read_write_fields; + preempt_disable(); + vmcs_load(shadow_vmcs); for (i = 0; i < num_fields; i++) { @@ -6449,6 +6451,8 @@ static void copy_shadow_to_vmcs12(struct vcpu_vmx *vmx) vmcs_clear(shadow_vmcs); vmcs_load(vmx->loaded_vmcs->vmcs); + + preempt_enable(); } static void copy_vmcs12_to_shadow(struct vcpu_vmx *vmx) diff --git a/arch/x86/mm/pageattr.c b/arch/x86/mm/pageattr.c index ae242a7c11c7473cfeb163b78d54fa62005b8e44..36de293caf25c3bfe3fcd062ef95f583d5eb398e 100644 --- a/arch/x86/mm/pageattr.c +++ b/arch/x86/mm/pageattr.c @@ -409,7 +409,7 @@ phys_addr_t slow_virt_to_phys(void *__virt_addr) psize = page_level_size(level); pmask = page_level_mask(level); offset = virt_addr & ~pmask; - phys_addr = pte_pfn(*pte) << PAGE_SHIFT; + phys_addr = (phys_addr_t)pte_pfn(*pte) << PAGE_SHIFT; return (phys_addr | offset); } EXPORT_SYMBOL_GPL(slow_virt_to_phys); diff --git a/arch/x86/platform/intel-mid/sfi.c b/arch/x86/platform/intel-mid/sfi.c index 3c53a90fdb18b8d446bcb6ef3cc711ab543974d8..c14ad34776c466f3cb18fe4b0a50fe40db8cd3ec 100644 --- a/arch/x86/platform/intel-mid/sfi.c +++ b/arch/x86/platform/intel-mid/sfi.c @@ -106,6 +106,7 @@ int __init sfi_parse_mtmr(struct sfi_table_header *table) mp_irq.dstapic = MP_APIC_ALL; mp_irq.dstirq = pentry->irq; mp_save_irq(&mp_irq); + mp_map_gsi_to_irq(pentry->irq, IOAPIC_MAP_ALLOC); } return 0; @@ -176,6 +177,7 @@ int __init sfi_parse_mrtc(struct sfi_table_header *table) mp_irq.dstapic = MP_APIC_ALL; mp_irq.dstirq = pentry->irq; mp_save_irq(&mp_irq); + mp_map_gsi_to_irq(pentry->irq, IOAPIC_MAP_ALLOC); } return 0; } diff --git a/block/blk-merge.c b/block/blk-merge.c index ba99351c0f58898cb83bd336299c773230e9e73f..b3ac40aef46b317c5a432a92ba9b40c8e1942504 100644 --- a/block/blk-merge.c +++ b/block/blk-merge.c @@ -99,16 +99,17 @@ void blk_recount_segments(struct request_queue *q, struct bio *bio) { bool no_sg_merge = !!test_bit(QUEUE_FLAG_NO_SG_MERGE, &q->queue_flags); + bool merge_not_need = bio->bi_vcnt < queue_max_segments(q); if (no_sg_merge && !bio_flagged(bio, BIO_CLONED) && - bio->bi_vcnt < queue_max_segments(q)) + merge_not_need) bio->bi_phys_segments = bio->bi_vcnt; else { struct bio *nxt = bio->bi_next; bio->bi_next = NULL; bio->bi_phys_segments = __blk_recalc_rq_segments(q, bio, - no_sg_merge); + no_sg_merge && merge_not_need); bio->bi_next = nxt; } diff --git a/block/elevator.c b/block/elevator.c index 24c28b659bb34f00eae0e4b900266e1dca069169..afa3b037a17c3dfcfb466699544dbaf0fb05221e 100644 --- a/block/elevator.c +++ b/block/elevator.c @@ -229,7 +229,9 @@ int elevator_init(struct request_queue *q, char *name) } err = e->ops.elevator_init_fn(q, e); - return 0; + if (err) + elevator_put(e); + return err; } EXPORT_SYMBOL(elevator_init); diff --git a/block/scsi_ioctl.c b/block/scsi_ioctl.c index abb2e65b24ccb4cbd64e0194d5bdaf9751e2b145..1e053d911240b577df324912bb68af13e6174bcc 100644 --- a/block/scsi_ioctl.c +++ b/block/scsi_ioctl.c @@ -508,7 +508,7 @@ int sg_scsi_ioctl(struct request_queue *q, struct gendisk *disk, fmode_t mode, if (bytes && blk_rq_map_kern(q, rq, buffer, bytes, __GFP_WAIT)) { err = DRIVER_ERROR << 24; - goto out; + goto error; } memset(sense, 0, sizeof(sense)); @@ -517,7 +517,6 @@ int sg_scsi_ioctl(struct request_queue *q, struct gendisk *disk, fmode_t mode, blk_execute_rq(q, disk, rq, 0); -out: err = rq->errors & 0xff; /* only 8 bit SCSI status */ if (err) { if (rq->sense_len && rq->sense) { diff --git a/drivers/acpi/ec.c b/drivers/acpi/ec.c index 3d304ff7f0957e1661329239db02d27a15e94a2c..5f9b74b9b71f0a9a6ad2ba4243ceab58c57ff69b 100644 --- a/drivers/acpi/ec.c +++ b/drivers/acpi/ec.c @@ -126,6 +126,7 @@ static int EC_FLAGS_MSI; /* Out-of-spec MSI controller */ static int EC_FLAGS_VALIDATE_ECDT; /* ASUStec ECDTs need to be validated */ static int EC_FLAGS_SKIP_DSDT_SCAN; /* Not all BIOS survive early DSDT scan */ static int EC_FLAGS_CLEAR_ON_RESUME; /* Needs acpi_ec_clear() on boot/resume */ +static int EC_FLAGS_QUERY_HANDSHAKE; /* Needs QR_EC issued when SCI_EVT set */ /* -------------------------------------------------------------------------- * Transaction Management @@ -236,13 +237,8 @@ static bool advance_transaction(struct acpi_ec *ec) } return wakeup; } else { - /* - * There is firmware refusing to respond QR_EC when SCI_EVT - * is not set, for which case, we complete the QR_EC - * without issuing it to the firmware. - * https://bugzilla.kernel.org/show_bug.cgi?id=86211 - */ - if (!(status & ACPI_EC_FLAG_SCI) && + if (EC_FLAGS_QUERY_HANDSHAKE && + !(status & ACPI_EC_FLAG_SCI) && (t->command == ACPI_EC_COMMAND_QUERY)) { t->flags |= ACPI_EC_COMMAND_POLL; t->rdata[t->ri++] = 0x00; @@ -334,13 +330,13 @@ static int acpi_ec_transaction_unlocked(struct acpi_ec *ec, pr_debug("***** Command(%s) started *****\n", acpi_ec_cmd_string(t->command)); start_transaction(ec); - spin_unlock_irqrestore(&ec->lock, tmp); - ret = ec_poll(ec); - spin_lock_irqsave(&ec->lock, tmp); if (ec->curr->command == ACPI_EC_COMMAND_QUERY) { clear_bit(EC_FLAGS_QUERY_PENDING, &ec->flags); pr_debug("***** Event stopped *****\n"); } + spin_unlock_irqrestore(&ec->lock, tmp); + ret = ec_poll(ec); + spin_lock_irqsave(&ec->lock, tmp); pr_debug("***** Command(%s) stopped *****\n", acpi_ec_cmd_string(t->command)); ec->curr = NULL; @@ -1011,6 +1007,18 @@ static int ec_enlarge_storm_threshold(const struct dmi_system_id *id) return 0; } +/* + * Acer EC firmware refuses to respond QR_EC when SCI_EVT is not set, for + * which case, we complete the QR_EC without issuing it to the firmware. + * https://bugzilla.kernel.org/show_bug.cgi?id=86211 + */ +static int ec_flag_query_handshake(const struct dmi_system_id *id) +{ + pr_debug("Detected the EC firmware requiring QR_EC issued when SCI_EVT set\n"); + EC_FLAGS_QUERY_HANDSHAKE = 1; + return 0; +} + /* * On some hardware it is necessary to clear events accumulated by the EC during * sleep. These ECs stop reporting GPEs until they are manually polled, if too @@ -1085,6 +1093,9 @@ static struct dmi_system_id ec_dmi_table[] __initdata = { { ec_clear_on_resume, "Samsung hardware", { DMI_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD.")}, NULL}, + { + ec_flag_query_handshake, "Acer hardware", { + DMI_MATCH(DMI_SYS_VENDOR, "Acer"), }, NULL}, {}, }; diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c index d670158a26c5b3dcc4789e446a145545479d96b1..0476e90b2091faac82867e686a8bddde36ed8781 100644 --- a/drivers/acpi/scan.c +++ b/drivers/acpi/scan.c @@ -141,6 +141,53 @@ static int create_modalias(struct acpi_device *acpi_dev, char *modalias, return len; } +/* + * acpi_companion_match() - Can we match via ACPI companion device + * @dev: Device in question + * + * Check if the given device has an ACPI companion and if that companion has + * a valid list of PNP IDs, and if the device is the first (primary) physical + * device associated with it. + * + * If multiple physical devices are attached to a single ACPI companion, we need + * to be careful. The usage scenario for this kind of relationship is that all + * of the physical devices in question use resources provided by the ACPI + * companion. A typical case is an MFD device where all the sub-devices share + * the parent's ACPI companion. In such cases we can only allow the primary + * (first) physical device to be matched with the help of the companion's PNP + * IDs. + * + * Additional physical devices sharing the ACPI companion can still use + * resources available from it but they will be matched normally using functions + * provided by their bus types (and analogously for their modalias). + */ +static bool acpi_companion_match(const struct device *dev) +{ + struct acpi_device *adev; + bool ret; + + adev = ACPI_COMPANION(dev); + if (!adev) + return false; + + if (list_empty(&adev->pnp.ids)) + return false; + + mutex_lock(&adev->physical_node_lock); + if (list_empty(&adev->physical_node_list)) { + ret = false; + } else { + const struct acpi_device_physical_node *node; + + node = list_first_entry(&adev->physical_node_list, + struct acpi_device_physical_node, node); + ret = node->dev == dev; + } + mutex_unlock(&adev->physical_node_lock); + + return ret; +} + /* * Creates uevent modalias field for ACPI enumerated devices. * Because the other buses does not support ACPI HIDs & CIDs. @@ -149,20 +196,14 @@ static int create_modalias(struct acpi_device *acpi_dev, char *modalias, */ int acpi_device_uevent_modalias(struct device *dev, struct kobj_uevent_env *env) { - struct acpi_device *acpi_dev; int len; - acpi_dev = ACPI_COMPANION(dev); - if (!acpi_dev) - return -ENODEV; - - /* Fall back to bus specific way of modalias exporting */ - if (list_empty(&acpi_dev->pnp.ids)) + if (!acpi_companion_match(dev)) return -ENODEV; if (add_uevent_var(env, "MODALIAS=")) return -ENOMEM; - len = create_modalias(acpi_dev, &env->buf[env->buflen - 1], + len = create_modalias(ACPI_COMPANION(dev), &env->buf[env->buflen - 1], sizeof(env->buf) - env->buflen); if (len <= 0) return len; @@ -179,18 +220,12 @@ EXPORT_SYMBOL_GPL(acpi_device_uevent_modalias); */ int acpi_device_modalias(struct device *dev, char *buf, int size) { - struct acpi_device *acpi_dev; int len; - acpi_dev = ACPI_COMPANION(dev); - if (!acpi_dev) + if (!acpi_companion_match(dev)) return -ENODEV; - /* Fall back to bus specific way of modalias exporting */ - if (list_empty(&acpi_dev->pnp.ids)) - return -ENODEV; - - len = create_modalias(acpi_dev, buf, size -1); + len = create_modalias(ACPI_COMPANION(dev), buf, size -1); if (len <= 0) return len; buf[len++] = '\n'; @@ -853,6 +888,9 @@ const struct acpi_device_id *acpi_match_device(const struct acpi_device_id *ids, if (!ids || !handle || acpi_bus_get_device(handle, &adev)) return NULL; + if (!acpi_companion_match(dev)) + return NULL; + return __acpi_match_device(adev, ids); } EXPORT_SYMBOL_GPL(acpi_match_device); diff --git a/drivers/base/dma-contiguous.c b/drivers/base/dma-contiguous.c index 473ff48924015f07daee1c81ebe3d6436727493e..950fff9ce45397024ac5751b452cdd96a6da9907 100644 --- a/drivers/base/dma-contiguous.c +++ b/drivers/base/dma-contiguous.c @@ -223,9 +223,10 @@ bool dma_release_from_contiguous(struct device *dev, struct page *pages, #undef pr_fmt #define pr_fmt(fmt) fmt -static void rmem_cma_device_init(struct reserved_mem *rmem, struct device *dev) +static int rmem_cma_device_init(struct reserved_mem *rmem, struct device *dev) { dev_set_cma_area(dev, rmem->priv); + return 0; } static void rmem_cma_device_release(struct reserved_mem *rmem, diff --git a/drivers/base/power/main.c b/drivers/base/power/main.c index 44973196d3fd76d1b3a4b91bc728cf6cf87c2653..9717d5f20139018e8485ae6dcd7fdb79d1d37acf 100644 --- a/drivers/base/power/main.c +++ b/drivers/base/power/main.c @@ -1266,6 +1266,8 @@ int dpm_suspend_late(pm_message_t state) } mutex_unlock(&dpm_list_mtx); async_synchronize_full(); + if (!error) + error = async_error; if (error) { suspend_stats.failed_suspend_late++; dpm_save_failed_step(SUSPEND_SUSPEND_LATE); diff --git a/drivers/bcma/host_pci.c b/drivers/bcma/host_pci.c index 1e5ac0a796968b61e3de79a4ae2a82f9c2339916..cd9161a8b3a196bcc67634dc86bb84ae5b6190d1 100644 --- a/drivers/bcma/host_pci.c +++ b/drivers/bcma/host_pci.c @@ -275,7 +275,7 @@ static SIMPLE_DEV_PM_OPS(bcma_pm_ops, bcma_host_pci_suspend, static const struct pci_device_id bcma_pci_bridge_tbl[] = { { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x0576) }, { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4313) }, - { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 43224) }, + { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 43224) }, /* 0xa8d8 */ { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4331) }, { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4353) }, { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4357) }, @@ -285,7 +285,8 @@ static const struct pci_device_id bcma_pci_bridge_tbl[] = { { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x43a9) }, { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x43aa) }, { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4727) }, - { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 43227) }, /* 0xA8DB */ + { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 43227) }, /* 0xa8db, BCM43217 (sic!) */ + { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 43228) }, /* 0xa8dc */ { 0, }, }; MODULE_DEVICE_TABLE(pci, bcma_pci_bridge_tbl); diff --git a/drivers/bcma/main.c b/drivers/bcma/main.c index d1656c2f70afa43198066681f6a02ded26eab80b..1000955ce09d870db23979e3950d75e32b75cfc1 100644 --- a/drivers/bcma/main.c +++ b/drivers/bcma/main.c @@ -132,7 +132,7 @@ static bool bcma_is_core_needed_early(u16 core_id) return false; } -#ifdef CONFIG_OF +#if defined(CONFIG_OF) && defined(CONFIG_OF_ADDRESS) static struct device_node *bcma_of_find_child_device(struct platform_device *parent, struct bcma_device *core) { diff --git a/drivers/block/null_blk.c b/drivers/block/null_blk.c index 2671a3f02f0cfb71831b049c52da9c0f46b20848..8001e812018bbbc0c4360dacd6dc71e8029ab068 100644 --- a/drivers/block/null_blk.c +++ b/drivers/block/null_blk.c @@ -450,14 +450,10 @@ static int init_driver_queues(struct nullb *nullb) ret = setup_commands(nq); if (ret) - goto err_queue; + return ret; nullb->nr_queues++; } - return 0; -err_queue: - cleanup_queues(nullb); - return ret; } static int null_add_dev(void) @@ -507,7 +503,9 @@ static int null_add_dev(void) goto out_cleanup_queues; } blk_queue_make_request(nullb->q, null_queue_bio); - init_driver_queues(nullb); + rv = init_driver_queues(nullb); + if (rv) + goto out_cleanup_blk_queue; } else { nullb->q = blk_init_queue_node(null_request_fn, &nullb->lock, home_node); if (!nullb->q) { @@ -516,7 +514,9 @@ static int null_add_dev(void) } blk_queue_prep_rq(nullb->q, null_rq_prep_fn); blk_queue_softirq_done(nullb->q, null_softirq_done_fn); - init_driver_queues(nullb); + rv = init_driver_queues(nullb); + if (rv) + goto out_cleanup_blk_queue; } nullb->q->queuedata = nullb; diff --git a/drivers/block/sunvdc.c b/drivers/block/sunvdc.c index 756b8ec00f16d73851bca0c8d5ec754752c58710..0ebadf93b6c5610cb0d7e46edcbdfa040719c199 100644 --- a/drivers/block/sunvdc.c +++ b/drivers/block/sunvdc.c @@ -69,8 +69,6 @@ struct vdc_port { u8 vdisk_mtype; char disk_name[32]; - - struct vio_disk_vtoc label; }; static inline struct vdc_port *to_vdc_port(struct vio_driver_state *vio) @@ -710,13 +708,6 @@ static int probe_disk(struct vdc_port *port) if (comp.err) return comp.err; - err = generic_request(port, VD_OP_GET_VTOC, - &port->label, sizeof(port->label)); - if (err < 0) { - printk(KERN_ERR PFX "VD_OP_GET_VTOC returns error %d\n", err); - return err; - } - if (vdc_version_supported(port, 1, 1)) { /* vdisk_size should be set during the handshake, if it wasn't * then the underlying disk is reserved by another system diff --git a/drivers/block/zram/zram_drv.c b/drivers/block/zram/zram_drv.c index 0e63e8aa8279a7993344f15d0d2f48b2536b497a..2ad0b5bce44be89494d9cb5f75da19b9e459cd10 100644 --- a/drivers/block/zram/zram_drv.c +++ b/drivers/block/zram/zram_drv.c @@ -99,11 +99,12 @@ static ssize_t mem_used_total_show(struct device *dev, { u64 val = 0; struct zram *zram = dev_to_zram(dev); - struct zram_meta *meta = zram->meta; down_read(&zram->init_lock); - if (init_done(zram)) + if (init_done(zram)) { + struct zram_meta *meta = zram->meta; val = zs_get_total_pages(meta->mem_pool); + } up_read(&zram->init_lock); return scnprintf(buf, PAGE_SIZE, "%llu\n", val << PAGE_SHIFT); @@ -173,16 +174,17 @@ static ssize_t mem_used_max_store(struct device *dev, int err; unsigned long val; struct zram *zram = dev_to_zram(dev); - struct zram_meta *meta = zram->meta; err = kstrtoul(buf, 10, &val); if (err || val != 0) return -EINVAL; down_read(&zram->init_lock); - if (init_done(zram)) + if (init_done(zram)) { + struct zram_meta *meta = zram->meta; atomic_long_set(&zram->stats.max_used_pages, zs_get_total_pages(meta->mem_pool)); + } up_read(&zram->init_lock); return len; diff --git a/drivers/char/raw.c b/drivers/char/raw.c index 0102dc788608ec0060cf2fe1666e058c2d2d8076..a24891b97547dcf87cb91b52401e63f4d9dc50a2 100644 --- a/drivers/char/raw.c +++ b/drivers/char/raw.c @@ -285,7 +285,7 @@ static long raw_ctl_compat_ioctl(struct file *file, unsigned int cmd, static const struct file_operations raw_fops = { .read = new_sync_read, - .read_iter = generic_file_read_iter, + .read_iter = blkdev_read_iter, .write = new_sync_write, .write_iter = blkdev_write_iter, .fsync = blkdev_fsync, diff --git a/drivers/clocksource/arm_arch_timer.c b/drivers/clocksource/arm_arch_timer.c index 2133f9d59d06323bbf1f69ca80c21ddee66904f6..43005d4d334841866d11e0d503d5e68e416062ce 100644 --- a/drivers/clocksource/arm_arch_timer.c +++ b/drivers/clocksource/arm_arch_timer.c @@ -660,11 +660,11 @@ static bool __init arch_timer_probed(int type, const struct of_device_id *matches) { struct device_node *dn; - bool probed = false; + bool probed = true; dn = of_find_matching_node(NULL, matches); - if (dn && of_device_is_available(dn) && (arch_timers_present & type)) - probed = true; + if (dn && of_device_is_available(dn) && !(arch_timers_present & type)) + probed = false; of_node_put(dn); return probed; diff --git a/drivers/cpufreq/cpufreq-dt.c b/drivers/cpufreq/cpufreq-dt.c index 92c162af5045a2daf949518edec11730c2526d91..23aaf40cf37f5b6b7e5416a0125e62d581864079 100644 --- a/drivers/cpufreq/cpufreq-dt.c +++ b/drivers/cpufreq/cpufreq-dt.c @@ -187,6 +187,7 @@ static int cpufreq_init(struct cpufreq_policy *policy) struct device *cpu_dev; struct regulator *cpu_reg; struct clk *cpu_clk; + unsigned long min_uV = ~0, max_uV = 0; unsigned int transition_latency; int ret; @@ -206,16 +207,10 @@ static int cpufreq_init(struct cpufreq_policy *policy) /* OPPs might be populated at runtime, don't check for error here */ of_init_opp_table(cpu_dev); - ret = dev_pm_opp_init_cpufreq_table(cpu_dev, &freq_table); - if (ret) { - dev_err(cpu_dev, "failed to init cpufreq table: %d\n", ret); - goto out_put_node; - } - priv = kzalloc(sizeof(*priv), GFP_KERNEL); if (!priv) { ret = -ENOMEM; - goto out_free_table; + goto out_put_node; } of_property_read_u32(np, "voltage-tolerance", &priv->voltage_tolerance); @@ -224,30 +219,51 @@ static int cpufreq_init(struct cpufreq_policy *policy) transition_latency = CPUFREQ_ETERNAL; if (!IS_ERR(cpu_reg)) { - struct dev_pm_opp *opp; - unsigned long min_uV, max_uV; - int i; + unsigned long opp_freq = 0; /* - * OPP is maintained in order of increasing frequency, and - * freq_table initialised from OPP is therefore sorted in the - * same order. + * Disable any OPPs where the connected regulator isn't able to + * provide the specified voltage and record minimum and maximum + * voltage levels. */ - for (i = 0; freq_table[i].frequency != CPUFREQ_TABLE_END; i++) - ; - rcu_read_lock(); - opp = dev_pm_opp_find_freq_exact(cpu_dev, - freq_table[0].frequency * 1000, true); - min_uV = dev_pm_opp_get_voltage(opp); - opp = dev_pm_opp_find_freq_exact(cpu_dev, - freq_table[i-1].frequency * 1000, true); - max_uV = dev_pm_opp_get_voltage(opp); - rcu_read_unlock(); + while (1) { + struct dev_pm_opp *opp; + unsigned long opp_uV, tol_uV; + + rcu_read_lock(); + opp = dev_pm_opp_find_freq_ceil(cpu_dev, &opp_freq); + if (IS_ERR(opp)) { + rcu_read_unlock(); + break; + } + opp_uV = dev_pm_opp_get_voltage(opp); + rcu_read_unlock(); + + tol_uV = opp_uV * priv->voltage_tolerance / 100; + if (regulator_is_supported_voltage(cpu_reg, opp_uV, + opp_uV + tol_uV)) { + if (opp_uV < min_uV) + min_uV = opp_uV; + if (opp_uV > max_uV) + max_uV = opp_uV; + } else { + dev_pm_opp_disable(cpu_dev, opp_freq); + } + + opp_freq++; + } + ret = regulator_set_voltage_time(cpu_reg, min_uV, max_uV); if (ret > 0) transition_latency += ret * 1000; } + ret = dev_pm_opp_init_cpufreq_table(cpu_dev, &freq_table); + if (ret) { + pr_err("failed to init cpufreq table: %d\n", ret); + goto out_free_priv; + } + /* * For now, just loading the cooling device; * thermal DT code takes care of matching them. @@ -277,7 +293,7 @@ static int cpufreq_init(struct cpufreq_policy *policy) policy->cpuinfo.transition_latency = transition_latency; pd = cpufreq_get_driver_data(); - if (pd && !pd->independent_clocks) + if (!pd || !pd->independent_clocks) cpumask_setall(policy->cpus); of_node_put(np); @@ -286,9 +302,9 @@ static int cpufreq_init(struct cpufreq_policy *policy) out_cooling_unregister: cpufreq_cooling_unregister(priv->cdev); - kfree(priv); -out_free_table: dev_pm_opp_free_cpufreq_table(cpu_dev, &freq_table); +out_free_priv: + kfree(priv); out_put_node: of_node_put(np); out_put_reg_clk: diff --git a/drivers/edac/cpc925_edac.c b/drivers/edac/cpc925_edac.c index df6575f1430d948e4830c764be858d6138aa5db0..682288ced4acb23337899f97cbc8b3542556eb65 100644 --- a/drivers/edac/cpc925_edac.c +++ b/drivers/edac/cpc925_edac.c @@ -562,7 +562,7 @@ static void cpc925_mc_check(struct mem_ctl_info *mci) if (apiexcp & UECC_EXCP_DETECTED) { cpc925_mc_printk(mci, KERN_INFO, "DRAM UECC Fault\n"); - edac_mc_handle_error(HW_EVENT_ERR_CORRECTED, mci, 1, + edac_mc_handle_error(HW_EVENT_ERR_UNCORRECTED, mci, 1, pfn, offset, 0, csrow, -1, -1, mci->ctl_name, ""); diff --git a/drivers/edac/e7xxx_edac.c b/drivers/edac/e7xxx_edac.c index 3cda79bc8b0034d9917f6cafe457bfb67ba3815b..ece3aef16bb18e135aaa533fd32a298b8b1aa0a3 100644 --- a/drivers/edac/e7xxx_edac.c +++ b/drivers/edac/e7xxx_edac.c @@ -226,7 +226,7 @@ static void process_ce(struct mem_ctl_info *mci, struct e7xxx_error_info *info) static void process_ce_no_info(struct mem_ctl_info *mci) { edac_dbg(3, "\n"); - edac_mc_handle_error(HW_EVENT_ERR_UNCORRECTED, mci, 1, 0, 0, 0, -1, -1, -1, + edac_mc_handle_error(HW_EVENT_ERR_CORRECTED, mci, 1, 0, 0, 0, -1, -1, -1, "e7xxx CE log register overflow", ""); } diff --git a/drivers/edac/i3200_edac.c b/drivers/edac/i3200_edac.c index 022a70273ada730a1c6afe6355387041dda36f2b..aa98b136f5d0426eb1626901ce3dedd2ff1aa137 100644 --- a/drivers/edac/i3200_edac.c +++ b/drivers/edac/i3200_edac.c @@ -242,11 +242,11 @@ static void i3200_process_error_info(struct mem_ctl_info *mci, -1, -1, "i3000 UE", ""); } else if (log & I3200_ECCERRLOG_CE) { - edac_mc_handle_error(HW_EVENT_ERR_UNCORRECTED, mci, 1, + edac_mc_handle_error(HW_EVENT_ERR_CORRECTED, mci, 1, 0, 0, eccerrlog_syndrome(log), eccerrlog_row(channel, log), -1, -1, - "i3000 UE", ""); + "i3000 CE", ""); } } } diff --git a/drivers/edac/i82860_edac.c b/drivers/edac/i82860_edac.c index 3382f6344e428b31a4659660140a7ea90e5cab28..4382343a7c60ed3cc4d5d1ea4f7661c62b1fe5bc 100644 --- a/drivers/edac/i82860_edac.c +++ b/drivers/edac/i82860_edac.c @@ -124,7 +124,7 @@ static int i82860_process_error_info(struct mem_ctl_info *mci, dimm->location[0], dimm->location[1], -1, "i82860 UE", ""); else - edac_mc_handle_error(HW_EVENT_ERR_UNCORRECTED, mci, 1, + edac_mc_handle_error(HW_EVENT_ERR_CORRECTED, mci, 1, info->eap, 0, info->derrsyn, dimm->location[0], dimm->location[1], -1, "i82860 CE", ""); diff --git a/drivers/gpu/drm/armada/armada_crtc.c b/drivers/gpu/drm/armada/armada_crtc.c index 9a0cc09e665308bd6d6a7c7b518b455f5acd050d..e4a1490b42c280bbc49fd8cfcdc51a4c84b473fe 100644 --- a/drivers/gpu/drm/armada/armada_crtc.c +++ b/drivers/gpu/drm/armada/armada_crtc.c @@ -260,7 +260,7 @@ static void armada_drm_vblank_off(struct armada_crtc *dcrtc) * Tell the DRM core that vblank IRQs aren't going to happen for * a while. This cleans up any pending vblank events for us. */ - drm_vblank_off(dev, dcrtc->num); + drm_crtc_vblank_off(&dcrtc->crtc); /* Handle any pending flip event. */ spin_lock_irq(&dev->event_lock); @@ -289,6 +289,8 @@ static void armada_drm_crtc_dpms(struct drm_crtc *crtc, int dpms) armada_drm_crtc_update(dcrtc); if (dpms_blanked(dpms)) armada_drm_vblank_off(dcrtc); + else + drm_crtc_vblank_on(&dcrtc->crtc); } } @@ -526,7 +528,7 @@ static int armada_drm_crtc_mode_set(struct drm_crtc *crtc, /* Wait for pending flips to complete */ wait_event(dcrtc->frame_wait, !dcrtc->frame_work); - drm_vblank_pre_modeset(crtc->dev, dcrtc->num); + drm_crtc_vblank_off(crtc); crtc->mode = *adj; @@ -617,7 +619,7 @@ static int armada_drm_crtc_mode_set(struct drm_crtc *crtc, armada_drm_crtc_update(dcrtc); - drm_vblank_post_modeset(crtc->dev, dcrtc->num); + drm_crtc_vblank_on(crtc); armada_drm_crtc_finish_fb(dcrtc, old_fb, dpms_blanked(dcrtc->dpms)); return 0; @@ -945,18 +947,15 @@ static int armada_drm_crtc_page_flip(struct drm_crtc *crtc, armada_reg_queue_end(work->regs, i); /* - * Hold the old framebuffer for the work - DRM appears to drop our - * reference to the old framebuffer in drm_mode_page_flip_ioctl(). + * Ensure that we hold a reference on the new framebuffer. + * This has to match the behaviour in mode_set. */ - drm_framebuffer_reference(work->old_fb); + drm_framebuffer_reference(fb); ret = armada_drm_crtc_queue_frame_work(dcrtc, work); if (ret) { - /* - * Undo our reference above; DRM does not drop the reference - * to this object on error, so that's okay. - */ - drm_framebuffer_unreference(work->old_fb); + /* Undo our reference above */ + drm_framebuffer_unreference(fb); kfree(work); return ret; } diff --git a/drivers/gpu/drm/armada/armada_drv.c b/drivers/gpu/drm/armada/armada_drv.c index f672e6ad8afae05d42ebeb31b31bc9c3eb60c117..908e5316eac425ef7f71e8c7cf55d97b75ce853a 100644 --- a/drivers/gpu/drm/armada/armada_drv.c +++ b/drivers/gpu/drm/armada/armada_drv.c @@ -190,6 +190,7 @@ static int armada_drm_load(struct drm_device *dev, unsigned long flags) if (ret) goto err_comp; + dev->irq_enabled = true; dev->vblank_disable_allowed = 1; ret = armada_fbdev_init(dev); @@ -331,7 +332,7 @@ static struct drm_driver armada_drm_driver = { .desc = "Armada SoC DRM", .date = "20120730", .driver_features = DRIVER_GEM | DRIVER_MODESET | - DRIVER_PRIME, + DRIVER_HAVE_IRQ | DRIVER_PRIME, .ioctls = armada_ioctls, .fops = &armada_drm_fops, }; diff --git a/drivers/gpu/drm/exynos/exynos_dp_core.c b/drivers/gpu/drm/exynos/exynos_dp_core.c index cd50ece316016a403881ff7446f1ee9fdc512f9a..6adb1e5cfb086499537ea786a13e709da87a59ec 100644 --- a/drivers/gpu/drm/exynos/exynos_dp_core.c +++ b/drivers/gpu/drm/exynos/exynos_dp_core.c @@ -1355,13 +1355,8 @@ static void exynos_dp_unbind(struct device *dev, struct device *master, void *data) { struct exynos_drm_display *display = dev_get_drvdata(dev); - struct exynos_dp_device *dp = display->ctx; - struct drm_encoder *encoder = dp->encoder; exynos_dp_dpms(display, DRM_MODE_DPMS_OFF); - - exynos_dp_connector_destroy(&dp->connector); - encoder->funcs->destroy(encoder); } static const struct component_ops exynos_dp_ops = { diff --git a/drivers/gpu/drm/exynos/exynos_drm_crtc.c b/drivers/gpu/drm/exynos/exynos_drm_crtc.c index 8e38e9f8e542d17d9b793ceb1efed9cb3fcc0056..45026e693225bdc444aba756eec55fb90e138008 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_crtc.c +++ b/drivers/gpu/drm/exynos/exynos_drm_crtc.c @@ -71,13 +71,16 @@ static void exynos_drm_crtc_dpms(struct drm_crtc *crtc, int mode) !atomic_read(&exynos_crtc->pending_flip), HZ/20)) atomic_set(&exynos_crtc->pending_flip, 0); - drm_vblank_off(crtc->dev, exynos_crtc->pipe); + drm_crtc_vblank_off(crtc); } if (manager->ops->dpms) manager->ops->dpms(manager, mode); exynos_crtc->dpms = mode; + + if (mode == DRM_MODE_DPMS_ON) + drm_crtc_vblank_on(crtc); } static void exynos_drm_crtc_prepare(struct drm_crtc *crtc) diff --git a/drivers/gpu/drm/exynos/exynos_drm_dpi.c b/drivers/gpu/drm/exynos/exynos_drm_dpi.c index 96c87db388fb985614e7d4485b7df569dac40784..3dc678ed9949241737d1b0055044040d704439dd 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_dpi.c +++ b/drivers/gpu/drm/exynos/exynos_drm_dpi.c @@ -338,14 +338,10 @@ struct exynos_drm_display *exynos_dpi_probe(struct device *dev) int exynos_dpi_remove(struct device *dev) { - struct drm_encoder *encoder = exynos_dpi_display.encoder; struct exynos_dpi *ctx = exynos_dpi_display.ctx; exynos_dpi_dpms(&exynos_dpi_display, DRM_MODE_DPMS_OFF); - exynos_dpi_connector_destroy(&ctx->connector); - encoder->funcs->destroy(encoder); - if (ctx->panel) drm_panel_detach(ctx->panel); diff --git a/drivers/gpu/drm/exynos/exynos_drm_drv.c b/drivers/gpu/drm/exynos/exynos_drm_drv.c index 443a2069858a7e8589599078802281cc465de709..c57466edf45b86e39ba292c9d37117a685fdaabd 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_drv.c +++ b/drivers/gpu/drm/exynos/exynos_drm_drv.c @@ -87,16 +87,12 @@ static int exynos_drm_load(struct drm_device *dev, unsigned long flags) plane = exynos_plane_init(dev, possible_crtcs, DRM_PLANE_TYPE_OVERLAY); - if (IS_ERR(plane)) - goto err_mode_config_cleanup; - } - - /* init kms poll for handling hpd */ - drm_kms_helper_poll_init(dev); + if (!IS_ERR(plane)) + continue; - ret = drm_vblank_init(dev, MAX_CRTC); - if (ret) + ret = PTR_ERR(plane); goto err_mode_config_cleanup; + } /* setup possible_clones. */ exynos_drm_encoder_setup(dev); @@ -106,15 +102,16 @@ static int exynos_drm_load(struct drm_device *dev, unsigned long flags) /* Try to bind all sub drivers. */ ret = component_bind_all(dev->dev, dev); if (ret) - goto err_cleanup_vblank; + goto err_mode_config_cleanup; - /* Probe non kms sub drivers and virtual display driver. */ - ret = exynos_drm_device_subdrv_probe(dev); + ret = drm_vblank_init(dev, dev->mode_config.num_crtc); if (ret) goto err_unbind_all; - /* force connectors detection */ - drm_helper_hpd_irq_event(dev); + /* Probe non kms sub drivers and virtual display driver. */ + ret = exynos_drm_device_subdrv_probe(dev); + if (ret) + goto err_cleanup_vblank; /* * enable drm irq mode. @@ -133,12 +130,18 @@ static int exynos_drm_load(struct drm_device *dev, unsigned long flags) */ dev->vblank_disable_allowed = true; + /* init kms poll for handling hpd */ + drm_kms_helper_poll_init(dev); + + /* force connectors detection */ + drm_helper_hpd_irq_event(dev); + return 0; -err_unbind_all: - component_unbind_all(dev->dev, dev); err_cleanup_vblank: drm_vblank_cleanup(dev); +err_unbind_all: + component_unbind_all(dev->dev, dev); err_mode_config_cleanup: drm_mode_config_cleanup(dev); drm_release_iommu_mapping(dev); @@ -155,8 +158,8 @@ static int exynos_drm_unload(struct drm_device *dev) exynos_drm_fbdev_fini(dev); drm_kms_helper_poll_fini(dev); - component_unbind_all(dev->dev, dev); drm_vblank_cleanup(dev); + component_unbind_all(dev->dev, dev); drm_mode_config_cleanup(dev); drm_release_iommu_mapping(dev); @@ -191,8 +194,12 @@ static int exynos_drm_resume(struct drm_device *dev) drm_modeset_lock_all(dev); list_for_each_entry(connector, &dev->mode_config.connector_list, head) { - if (connector->funcs->dpms) - connector->funcs->dpms(connector, connector->dpms); + if (connector->funcs->dpms) { + int dpms = connector->dpms; + + connector->dpms = DRM_MODE_DPMS_OFF; + connector->funcs->dpms(connector, dpms); + } } drm_modeset_unlock_all(dev); diff --git a/drivers/gpu/drm/exynos/exynos_drm_dsi.c b/drivers/gpu/drm/exynos/exynos_drm_dsi.c index 24741d8758e88521439f82309b656c35afa83785..acf7e9e39dcd86e11590d7398ee136a9f81d8a60 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_dsi.c +++ b/drivers/gpu/drm/exynos/exynos_drm_dsi.c @@ -1660,13 +1660,9 @@ static void exynos_dsi_unbind(struct device *dev, struct device *master, void *data) { struct exynos_dsi *dsi = exynos_dsi_display.ctx; - struct drm_encoder *encoder = dsi->encoder; exynos_dsi_dpms(&exynos_dsi_display, DRM_MODE_DPMS_OFF); - exynos_dsi_connector_destroy(&dsi->connector); - encoder->funcs->destroy(encoder); - mipi_dsi_host_unregister(&dsi->dsi_host); } diff --git a/drivers/gpu/drm/exynos/exynos_drm_vidi.c b/drivers/gpu/drm/exynos/exynos_drm_vidi.c index d565207040a2590d416895b5dc9247ef68824492..50faf913e5749152f5d2a4dc29c655f33ce27f98 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_vidi.c +++ b/drivers/gpu/drm/exynos/exynos_drm_vidi.c @@ -630,7 +630,6 @@ static int vidi_remove(struct platform_device *pdev) { struct exynos_drm_manager *mgr = platform_get_drvdata(pdev); struct vidi_context *ctx = mgr->ctx; - struct drm_encoder *encoder = ctx->encoder; if (ctx->raw_edid != (struct edid *)fake_edid_info) { kfree(ctx->raw_edid); @@ -639,9 +638,6 @@ static int vidi_remove(struct platform_device *pdev) return -EINVAL; } - encoder->funcs->destroy(encoder); - drm_connector_cleanup(&ctx->connector); - return 0; } diff --git a/drivers/gpu/drm/exynos/exynos_hdmi.c b/drivers/gpu/drm/exynos/exynos_hdmi.c index 7910fb37d9bbd6df2092f0c7147d6e0a8b944875..563a19e62eb2cb5ccd9e13a7f35bc589c9824431 100644 --- a/drivers/gpu/drm/exynos/exynos_hdmi.c +++ b/drivers/gpu/drm/exynos/exynos_hdmi.c @@ -2312,12 +2312,6 @@ static int hdmi_bind(struct device *dev, struct device *master, void *data) static void hdmi_unbind(struct device *dev, struct device *master, void *data) { - struct exynos_drm_display *display = get_hdmi_display(dev); - struct drm_encoder *encoder = display->encoder; - struct hdmi_context *hdata = display->ctx; - - hdmi_connector_destroy(&hdata->connector); - encoder->funcs->destroy(encoder); } static const struct component_ops hdmi_component_ops = { diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index c9e220963a784e1d147fc936f28a613e9522cf32..f0a1a56406ebde9bf7119b4a56280348805c533f 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -4585,7 +4585,7 @@ static void vlv_update_cdclk(struct drm_device *dev) * BSpec erroneously claims we should aim for 4MHz, but * in fact 1MHz is the correct frequency. */ - I915_WRITE(GMBUSFREQ_VLV, dev_priv->vlv_cdclk_freq); + I915_WRITE(GMBUSFREQ_VLV, DIV_ROUND_UP(dev_priv->vlv_cdclk_freq, 1000)); } /* Adjust CDclk dividers to allow high res or save power if possible */ @@ -12885,6 +12885,9 @@ static struct intel_quirk intel_quirks[] = { /* Acer C720 Chromebook (Core i3 4005U) */ { 0x0a16, 0x1025, 0x0a11, quirk_backlight_present }, + /* Apple Macbook 2,1 (Core 2 T7400) */ + { 0x27a2, 0x8086, 0x7270, quirk_backlight_present }, + /* Toshiba CB35 Chromebook (Celeron 2955U) */ { 0x0a06, 0x1179, 0x0a88, quirk_backlight_present }, diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index f6a3fdd5589e33420e2f9b15ef4de42193eea356..5ad45bfff3feba593460ffd3f47984b3ef6f5b0e 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -2806,6 +2806,13 @@ intel_dp_dpcd_read_wake(struct drm_dp_aux *aux, unsigned int offset, ssize_t ret; int i; + /* + * Sometime we just get the same incorrect byte repeated + * over the entire buffer. Doing just one throw away read + * initially seems to "solve" it. + */ + drm_dp_dpcd_read(aux, DP_DPCD_REV, buffer, 1); + for (i = 0; i < 3; i++) { ret = drm_dp_dpcd_read(aux, offset, buffer, size); if (ret == size) @@ -3724,9 +3731,10 @@ intel_dp_get_dpcd(struct intel_dp *intel_dp) } } - /* Training Pattern 3 support */ + /* Training Pattern 3 support, both source and sink */ if (intel_dp->dpcd[DP_DPCD_REV] >= 0x12 && - intel_dp->dpcd[DP_MAX_LANE_COUNT] & DP_TPS3_SUPPORTED) { + intel_dp->dpcd[DP_MAX_LANE_COUNT] & DP_TPS3_SUPPORTED && + (IS_HASWELL(dev_priv) || INTEL_INFO(dev_priv)->gen >= 8)) { intel_dp->use_tps3 = true; DRM_DEBUG_KMS("Displayport TPS3 supported\n"); } else @@ -4491,6 +4499,18 @@ intel_dp_hpd_pulse(struct intel_digital_port *intel_dig_port, bool long_hpd) if (intel_dig_port->base.type != INTEL_OUTPUT_EDP) intel_dig_port->base.type = INTEL_OUTPUT_DISPLAYPORT; + if (long_hpd && intel_dig_port->base.type == INTEL_OUTPUT_EDP) { + /* + * vdd off can generate a long pulse on eDP which + * would require vdd on to handle it, and thus we + * would end up in an endless cycle of + * "vdd off -> long hpd -> vdd on -> detect -> vdd off -> ..." + */ + DRM_DEBUG_KMS("ignoring long hpd on eDP port %c\n", + port_name(intel_dig_port->port)); + return false; + } + DRM_DEBUG_KMS("got hpd irq on port %c - %s\n", port_name(intel_dig_port->port), long_hpd ? "long" : "short"); diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c index a31f1ca40c6a7e81d06309e82bba86d3192a3562..f37d39d2bbbcf67f1e22dff4202aba0aa4320ef0 100644 --- a/drivers/gpu/drm/radeon/evergreen.c +++ b/drivers/gpu/drm/radeon/evergreen.c @@ -3005,7 +3005,7 @@ static void evergreen_gpu_init(struct radeon_device *rdev) u32 vgt_cache_invalidation; u32 hdp_host_path_cntl, tmp; u32 disabled_rb_mask; - int i, j, num_shader_engines, ps_thread_count; + int i, j, ps_thread_count; switch (rdev->family) { case CHIP_CYPRESS: @@ -3303,8 +3303,6 @@ static void evergreen_gpu_init(struct radeon_device *rdev) rdev->config.evergreen.tile_config |= ((gb_addr_config & 0x30000000) >> 28) << 12; - num_shader_engines = (gb_addr_config & NUM_SHADER_ENGINES(3) >> 12) + 1; - if ((rdev->family >= CHIP_CEDAR) && (rdev->family <= CHIP_HEMLOCK)) { u32 efuse_straps_4; u32 efuse_straps_3; diff --git a/drivers/gpu/drm/radeon/kv_dpm.c b/drivers/gpu/drm/radeon/kv_dpm.c index 1dd976f447faccd700fcfeac3ebc14cebbdd1320..9b42001295ba587197f5bcb317daca4a0f83cb3d 100644 --- a/drivers/gpu/drm/radeon/kv_dpm.c +++ b/drivers/gpu/drm/radeon/kv_dpm.c @@ -2725,7 +2725,11 @@ int kv_dpm_init(struct radeon_device *rdev) pi->sram_end = SMC_RAM_END; - pi->enable_nb_dpm = true; + /* Enabling nb dpm on an asrock system prevents dpm from working */ + if (rdev->pdev->subsystem_vendor == 0x1849) + pi->enable_nb_dpm = false; + else + pi->enable_nb_dpm = true; pi->caps_power_containment = true; pi->caps_cac = true; @@ -2740,10 +2744,19 @@ int kv_dpm_init(struct radeon_device *rdev) pi->caps_sclk_ds = true; pi->enable_auto_thermal_throttling = true; pi->disable_nb_ps3_in_battery = false; - if (radeon_bapm == 0) + if (radeon_bapm == -1) { + /* There are stability issues reported on with + * bapm enabled on an asrock system. + */ + if (rdev->pdev->subsystem_vendor == 0x1849) + pi->bapm_enable = false; + else + pi->bapm_enable = true; + } else if (radeon_bapm == 0) { pi->bapm_enable = false; - else + } else { pi->bapm_enable = true; + } pi->voltage_drop_t = 0; pi->caps_sclk_throttle_low_notification = false; pi->caps_fps = false; /* true? */ diff --git a/drivers/gpu/drm/radeon/radeon_bios.c b/drivers/gpu/drm/radeon/radeon_bios.c index 6a03624fadaa8005d40d4d4b818cf7c2a3580775..63ccb8fa799c209bc82db257d3da0c8fc60ba052 100644 --- a/drivers/gpu/drm/radeon/radeon_bios.c +++ b/drivers/gpu/drm/radeon/radeon_bios.c @@ -658,12 +658,10 @@ bool radeon_get_bios(struct radeon_device *rdev) r = igp_read_bios_from_vram(rdev); if (r == false) r = radeon_read_bios(rdev); - if (r == false) { + if (r == false) r = radeon_read_disabled_bios(rdev); - } - if (r == false) { + if (r == false) r = radeon_read_platform_bios(rdev); - } if (r == false || rdev->bios == NULL) { DRM_ERROR("Unable to locate a BIOS ROM\n"); rdev->bios = NULL; diff --git a/drivers/gpu/drm/radeon/radeon_cs.c b/drivers/gpu/drm/radeon/radeon_cs.c index 1c893447d7cd60fff05fa029dd9d3260d9495c11..a3e7aed7e68075f5418ad83e80217d7f6206d89d 100644 --- a/drivers/gpu/drm/radeon/radeon_cs.c +++ b/drivers/gpu/drm/radeon/radeon_cs.c @@ -450,7 +450,7 @@ static void radeon_cs_parser_fini(struct radeon_cs_parser *parser, int error, bo kfree(parser->track); kfree(parser->relocs); kfree(parser->relocs_ptr); - kfree(parser->vm_bos); + drm_free_large(parser->vm_bos); for (i = 0; i < parser->nchunks; i++) drm_free_large(parser->chunks[i].kdata); kfree(parser->chunks); diff --git a/drivers/gpu/drm/radeon/radeon_ring.c b/drivers/gpu/drm/radeon/radeon_ring.c index 3d17af34afa73265eea6ed31210e265acae6eb1a..2456f69efd2310233fac5c75a314a9060abe1a17 100644 --- a/drivers/gpu/drm/radeon/radeon_ring.c +++ b/drivers/gpu/drm/radeon/radeon_ring.c @@ -314,7 +314,7 @@ unsigned radeon_ring_backup(struct radeon_device *rdev, struct radeon_ring *ring } /* and then save the content of the ring */ - *data = kmalloc_array(size, sizeof(uint32_t), GFP_KERNEL); + *data = drm_malloc_ab(size, sizeof(uint32_t)); if (!*data) { mutex_unlock(&rdev->ring_lock); return 0; @@ -356,7 +356,7 @@ int radeon_ring_restore(struct radeon_device *rdev, struct radeon_ring *ring, } radeon_ring_unlock_commit(rdev, ring, false); - kfree(data); + drm_free_large(data); return 0; } diff --git a/drivers/gpu/drm/radeon/radeon_vm.c b/drivers/gpu/drm/radeon/radeon_vm.c index 4532cc76a0a66094cd1cff8449f8957dd60152bf..dfde266529e2a787fd953a85bb12c4673e448d37 100644 --- a/drivers/gpu/drm/radeon/radeon_vm.c +++ b/drivers/gpu/drm/radeon/radeon_vm.c @@ -132,8 +132,8 @@ struct radeon_cs_reloc *radeon_vm_get_bos(struct radeon_device *rdev, struct radeon_cs_reloc *list; unsigned i, idx; - list = kmalloc_array(vm->max_pde_used + 2, - sizeof(struct radeon_cs_reloc), GFP_KERNEL); + list = drm_malloc_ab(vm->max_pde_used + 2, + sizeof(struct radeon_cs_reloc)); if (!list) return NULL; diff --git a/drivers/gpu/drm/radeon/si_dpm.c b/drivers/gpu/drm/radeon/si_dpm.c index a53c2e79d9cb7c9dd706734dbcaa770dce6b0f77..676e6c2ba90a3159f1c888c063837fca77647376 100644 --- a/drivers/gpu/drm/radeon/si_dpm.c +++ b/drivers/gpu/drm/radeon/si_dpm.c @@ -6256,7 +6256,7 @@ static void si_parse_pplib_clock_info(struct radeon_device *rdev, if ((rps->class2 & ATOM_PPLIB_CLASSIFICATION2_ULV) && index == 0) { /* XXX disable for A0 tahiti */ - si_pi->ulv.supported = true; + si_pi->ulv.supported = false; si_pi->ulv.pl = *pl; si_pi->ulv.one_pcie_lane_in_ulv = false; si_pi->ulv.volt_change_delay = SISLANDS_ULVVOLTAGECHANGEDELAY_DFLT; diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_cmdbuf_res.c b/drivers/gpu/drm/vmwgfx/vmwgfx_cmdbuf_res.c index bfeb4b1f2acf4f58ead34a83344023524349a217..21e9b7f8dad0b89aedeabae661cef83e6879952d 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_cmdbuf_res.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_cmdbuf_res.c @@ -246,7 +246,8 @@ int vmw_cmdbuf_res_remove(struct vmw_cmdbuf_res_manager *man, struct drm_hash_item *hash; int ret; - ret = drm_ht_find_item(&man->resources, user_key, &hash); + ret = drm_ht_find_item(&man->resources, user_key | (res_type << 24), + &hash); if (likely(ret != 0)) return -EINVAL; diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c index 7197af15731383c817728e155c09621c4c954fb0..25f3c250fd98635ff50a7249f40e691686519674 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c @@ -688,7 +688,11 @@ static int vmw_driver_load(struct drm_device *dev, unsigned long chipset) goto out_err0; } - if (unlikely(dev_priv->prim_bb_mem < dev_priv->vram_size)) + /* + * Limit back buffer size to VRAM size. Remove this once + * screen targets are implemented. + */ + if (dev_priv->prim_bb_mem > dev_priv->vram_size) dev_priv->prim_bb_mem = dev_priv->vram_size; mutex_unlock(&dev_priv->hw_mutex); diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c index d2bc2b03d4c60b3f12b14720943f5a835432d58e..941a7bc0b79190b7bcafe751cd7cac26b371911e 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c @@ -187,7 +187,7 @@ int vmw_du_crtc_cursor_set(struct drm_crtc *crtc, struct drm_file *file_priv, * can do this since the caller in the drm core doesn't check anything * which is protected by any looks. */ - drm_modeset_unlock(&crtc->mutex); + drm_modeset_unlock_crtc(crtc); drm_modeset_lock_all(dev_priv->dev); /* A lot of the code assumes this */ @@ -252,7 +252,7 @@ int vmw_du_crtc_cursor_set(struct drm_crtc *crtc, struct drm_file *file_priv, ret = 0; out: drm_modeset_unlock_all(dev_priv->dev); - drm_modeset_lock(&crtc->mutex, NULL); + drm_modeset_lock_crtc(crtc); return ret; } @@ -273,7 +273,7 @@ int vmw_du_crtc_cursor_move(struct drm_crtc *crtc, int x, int y) * can do this since the caller in the drm core doesn't check anything * which is protected by any looks. */ - drm_modeset_unlock(&crtc->mutex); + drm_modeset_unlock_crtc(crtc); drm_modeset_lock_all(dev_priv->dev); vmw_cursor_update_position(dev_priv, shown, @@ -281,7 +281,7 @@ int vmw_du_crtc_cursor_move(struct drm_crtc *crtc, int x, int y) du->cursor_y + du->hotspot_y); drm_modeset_unlock_all(dev_priv->dev); - drm_modeset_lock(&crtc->mutex, NULL); + drm_modeset_lock_crtc(crtc); return 0; } @@ -1950,6 +1950,14 @@ int vmw_du_connector_fill_modes(struct drm_connector *connector, DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }; int i; + u32 assumed_bpp = 2; + + /* + * If using screen objects, then assume 32-bpp because that's what the + * SVGA device is assuming + */ + if (dev_priv->sou_priv) + assumed_bpp = 4; /* Add preferred mode */ { @@ -1960,8 +1968,9 @@ int vmw_du_connector_fill_modes(struct drm_connector *connector, mode->vdisplay = du->pref_height; vmw_guess_mode_timing(mode); - if (vmw_kms_validate_mode_vram(dev_priv, mode->hdisplay * 2, - mode->vdisplay)) { + if (vmw_kms_validate_mode_vram(dev_priv, + mode->hdisplay * assumed_bpp, + mode->vdisplay)) { drm_mode_probed_add(connector, mode); } else { drm_mode_destroy(dev, mode); @@ -1983,7 +1992,8 @@ int vmw_du_connector_fill_modes(struct drm_connector *connector, bmode->vdisplay > max_height) continue; - if (!vmw_kms_validate_mode_vram(dev_priv, bmode->hdisplay * 2, + if (!vmw_kms_validate_mode_vram(dev_priv, + bmode->hdisplay * assumed_bpp, bmode->vdisplay)) continue; diff --git a/drivers/hid/hid-debug.c b/drivers/hid/hid-debug.c index 84c3cb15ccdd45fbc3f15e3803c70201d163ff09..8bf61d295ffd7efd638e1f14570508e9c8498f50 100644 --- a/drivers/hid/hid-debug.c +++ b/drivers/hid/hid-debug.c @@ -946,6 +946,12 @@ static const char *keys[KEY_MAX + 1] = { [KEY_BRIGHTNESS_MIN] = "BrightnessMin", [KEY_BRIGHTNESS_MAX] = "BrightnessMax", [KEY_BRIGHTNESS_AUTO] = "BrightnessAuto", + [KEY_KBDINPUTASSIST_PREV] = "KbdInputAssistPrev", + [KEY_KBDINPUTASSIST_NEXT] = "KbdInputAssistNext", + [KEY_KBDINPUTASSIST_PREVGROUP] = "KbdInputAssistPrevGroup", + [KEY_KBDINPUTASSIST_NEXTGROUP] = "KbdInputAssistNextGroup", + [KEY_KBDINPUTASSIST_ACCEPT] = "KbdInputAssistAccept", + [KEY_KBDINPUTASSIST_CANCEL] = "KbdInputAssistCancel", }; static const char *relatives[REL_MAX + 1] = { diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h index cd9c9e96cf0ef838618a95438afa0794f82b1eb5..e23ab8b30626dae386ebc84e507c55a8e5dcea6c 100644 --- a/drivers/hid/hid-ids.h +++ b/drivers/hid/hid-ids.h @@ -298,6 +298,8 @@ #define USB_VENDOR_ID_ELAN 0x04f3 #define USB_DEVICE_ID_ELAN_TOUCHSCREEN 0x0089 +#define USB_DEVICE_ID_ELAN_TOUCHSCREEN_009B 0x009b +#define USB_DEVICE_ID_ELAN_TOUCHSCREEN_016F 0x016f #define USB_VENDOR_ID_ELECOM 0x056e #define USB_DEVICE_ID_ELECOM_BM084 0x0061 diff --git a/drivers/hid/hid-input.c b/drivers/hid/hid-input.c index 2df7fddbd119bc0cccb5f9cc2a6c4a01bbc9f7e8..725f22ca47fcb808401dc08120ad0366bb9d9d69 100644 --- a/drivers/hid/hid-input.c +++ b/drivers/hid/hid-input.c @@ -695,7 +695,10 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel break; case 0x5b: /* TransducerSerialNumber */ - set_bit(MSC_SERIAL, input->mscbit); + usage->type = EV_MSC; + usage->code = MSC_SERIAL; + bit = input->mscbit; + max = MSC_MAX; break; default: goto unknown; @@ -862,6 +865,13 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel case 0x28b: map_key_clear(KEY_FORWARDMAIL); break; case 0x28c: map_key_clear(KEY_SEND); break; + case 0x2c7: map_key_clear(KEY_KBDINPUTASSIST_PREV); break; + case 0x2c8: map_key_clear(KEY_KBDINPUTASSIST_NEXT); break; + case 0x2c9: map_key_clear(KEY_KBDINPUTASSIST_PREVGROUP); break; + case 0x2ca: map_key_clear(KEY_KBDINPUTASSIST_NEXTGROUP); break; + case 0x2cb: map_key_clear(KEY_KBDINPUTASSIST_ACCEPT); break; + case 0x2cc: map_key_clear(KEY_KBDINPUTASSIST_CANCEL); break; + default: goto ignore; } break; diff --git a/drivers/hid/usbhid/hid-quirks.c b/drivers/hid/usbhid/hid-quirks.c index f3cb5b0a43454e7b27b2d8c0e3ddf817aa539e6f..5014bb567b29cd8f2799873ffb869ac55a28c6ae 100644 --- a/drivers/hid/usbhid/hid-quirks.c +++ b/drivers/hid/usbhid/hid-quirks.c @@ -71,6 +71,8 @@ static const struct hid_blacklist { { USB_VENDOR_ID_CH, USB_DEVICE_ID_CH_AXIS_295, HID_QUIRK_NOGET }, { USB_VENDOR_ID_DMI, USB_DEVICE_ID_DMI_ENC, HID_QUIRK_NOGET }, { USB_VENDOR_ID_ELAN, USB_DEVICE_ID_ELAN_TOUCHSCREEN, HID_QUIRK_ALWAYS_POLL }, + { USB_VENDOR_ID_ELAN, USB_DEVICE_ID_ELAN_TOUCHSCREEN_009B, HID_QUIRK_ALWAYS_POLL }, + { USB_VENDOR_ID_ELAN, USB_DEVICE_ID_ELAN_TOUCHSCREEN_016F, HID_QUIRK_ALWAYS_POLL }, { USB_VENDOR_ID_ELO, USB_DEVICE_ID_ELO_TS2700, HID_QUIRK_NOGET }, { USB_VENDOR_ID_FORMOSA, USB_DEVICE_ID_FORMOSA_IR_RECEIVER, HID_QUIRK_NO_INIT_REPORTS }, { USB_VENDOR_ID_FREESCALE, USB_DEVICE_ID_FREESCALE_MX28, HID_QUIRK_NOGET }, diff --git a/drivers/iio/common/st_sensors/st_sensors_buffer.c b/drivers/iio/common/st_sensors/st_sensors_buffer.c index 1665c8e4b62b245c4301a93143b1912ec140466d..e18bc67822563e8d4245396c60bebe5b717ed244 100644 --- a/drivers/iio/common/st_sensors/st_sensors_buffer.c +++ b/drivers/iio/common/st_sensors/st_sensors_buffer.c @@ -71,7 +71,7 @@ int st_sensors_get_buffer_element(struct iio_dev *indio_dev, u8 *buf) goto st_sensors_free_memory; } - for (i = 0; i < n * num_data_channels; i++) { + for (i = 0; i < n * byte_for_channel; i++) { if (i < n) buf[i] = rx_array[i]; else diff --git a/drivers/infiniband/hw/mlx4/main.c b/drivers/infiniband/hw/mlx4/main.c index bda5994ceb68c910097c712f5d44306840eb8727..8b72cf392b34454abbeca0c5a1c8e17aca39ba13 100644 --- a/drivers/infiniband/hw/mlx4/main.c +++ b/drivers/infiniband/hw/mlx4/main.c @@ -1173,18 +1173,24 @@ static struct ib_flow *mlx4_ib_create_flow(struct ib_qp *qp, err = __mlx4_ib_create_flow(qp, flow_attr, domain, type[i], &mflow->reg_id[i]); if (err) - goto err_free; + goto err_create_flow; i++; } if (i < ARRAY_SIZE(type) && flow_attr->type == IB_FLOW_ATTR_NORMAL) { err = mlx4_ib_tunnel_steer_add(qp, flow_attr, &mflow->reg_id[i]); if (err) - goto err_free; + goto err_create_flow; + i++; } return &mflow->ibflow; +err_create_flow: + while (i) { + (void)__mlx4_ib_destroy_flow(to_mdev(qp->device)->dev, mflow->reg_id[i]); + i--; + } err_free: kfree(mflow); return ERR_PTR(err); diff --git a/drivers/input/keyboard/opencores-kbd.c b/drivers/input/keyboard/opencores-kbd.c index 62abe2c166707c080e7f68cf1f5305e2955ee1c5..f8502bb291767c539d1a204ed34bc09d3e90c4b0 100644 --- a/drivers/input/keyboard/opencores-kbd.c +++ b/drivers/input/keyboard/opencores-kbd.c @@ -70,7 +70,7 @@ static int opencores_kbd_probe(struct platform_device *pdev) opencores_kbd->addr = devm_ioremap_resource(&pdev->dev, res); if (IS_ERR(opencores_kbd->addr)) - error = PTR_ERR(opencores_kbd->addr); + return PTR_ERR(opencores_kbd->addr); input->name = pdev->name; input->phys = "opencores-kbd/input0"; diff --git a/drivers/input/keyboard/stmpe-keypad.c b/drivers/input/keyboard/stmpe-keypad.c index c6727dda68f2901e10305ca15135def55c1e5675..ef5e67fb567e701365767a9949dd3ea722e4f260 100644 --- a/drivers/input/keyboard/stmpe-keypad.c +++ b/drivers/input/keyboard/stmpe-keypad.c @@ -86,7 +86,7 @@ static const struct stmpe_keypad_variant stmpe_keypad_variants[] = { .max_cols = 8, .max_rows = 12, .col_gpios = 0x0000ff, /* GPIO 0 - 7*/ - .row_gpios = 0x1fef00, /* GPIO 8-14, 16-20 */ + .row_gpios = 0x1f7f00, /* GPIO 8-14, 16-20 */ }, [STMPE2403] = { .auto_increment = true, diff --git a/drivers/input/misc/ims-pcu.c b/drivers/input/misc/ims-pcu.c index 719410feb84bf9521e94fad32d299e890c1b210b..afed8e2b2f9449751f79ed219fa432e99e4c90e1 100644 --- a/drivers/input/misc/ims-pcu.c +++ b/drivers/input/misc/ims-pcu.c @@ -1381,7 +1381,7 @@ static ssize_t ims_pcu_ofn_reg_addr_store(struct device *dev, pcu->ofn_reg_addr = value; mutex_unlock(&pcu->cmd_mutex); - return error ?: count; + return count; } static DEVICE_ATTR(reg_addr, S_IRUGO | S_IWUSR, diff --git a/drivers/input/misc/max77693-haptic.c b/drivers/input/misc/max77693-haptic.c index 7b1fde93799ee771b638cd128fe3908a07ec82ef..ef6a9d650d69d92459212311eb5f4f81006e40d3 100644 --- a/drivers/input/misc/max77693-haptic.c +++ b/drivers/input/misc/max77693-haptic.c @@ -194,7 +194,7 @@ static int max77693_haptic_play_effect(struct input_dev *dev, void *data, struct ff_effect *effect) { struct max77693_haptic *haptic = input_get_drvdata(dev); - uint64_t period_mag_multi; + u64 period_mag_multi; haptic->magnitude = effect->u.rumble.strong_magnitude; if (!haptic->magnitude) @@ -205,8 +205,7 @@ static int max77693_haptic_play_effect(struct input_dev *dev, void *data, * The formula to convert magnitude to pwm_duty as follows: * - pwm_duty = (magnitude * pwm_period) / MAX_MAGNITUDE(0xFFFF) */ - period_mag_multi = (int64_t)(haptic->pwm_dev->period * - haptic->magnitude); + period_mag_multi = (u64)haptic->pwm_dev->period * haptic->magnitude; haptic->pwm_duty = (unsigned int)(period_mag_multi >> MAX_MAGNITUDE_SHIFT); diff --git a/drivers/input/misc/soc_button_array.c b/drivers/input/misc/soc_button_array.c index 73560475356841ad2474e612fd8917ea6416407e..e097f1ab427fe720b58c194dd582c958f442d36a 100644 --- a/drivers/input/misc/soc_button_array.c +++ b/drivers/input/misc/soc_button_array.c @@ -55,7 +55,7 @@ static int soc_button_lookup_gpio(struct device *dev, int acpi_index) struct gpio_desc *desc; int gpio; - desc = gpiod_get_index(dev, KBUILD_MODNAME, acpi_index); + desc = gpiod_get_index(dev, KBUILD_MODNAME, acpi_index, GPIOD_ASIS); if (IS_ERR(desc)) return PTR_ERR(desc); diff --git a/drivers/input/mouse/psmouse-base.c b/drivers/input/mouse/psmouse-base.c index 26994f6a2b2ae7abe3f04a953eab9004b25d40d1..95a3a6e2faf6f29aef187485a0c832f6595121ff 100644 --- a/drivers/input/mouse/psmouse-base.c +++ b/drivers/input/mouse/psmouse-base.c @@ -1536,16 +1536,9 @@ static int psmouse_reconnect(struct serio *serio) { struct psmouse *psmouse = serio_get_drvdata(serio); struct psmouse *parent = NULL; - struct serio_driver *drv = serio->drv; unsigned char type; int rc = -1; - if (!drv || !psmouse) { - psmouse_dbg(psmouse, - "reconnect request, but serio is disconnected, ignoring...\n"); - return -1; - } - mutex_lock(&psmouse_mutex); if (serio->parent && serio->id.type == SERIO_PS_PSTHRU) { diff --git a/drivers/input/mouse/vsxxxaa.c b/drivers/input/mouse/vsxxxaa.c index 38298232124fc10de191e26f51add23662040def..abd494411e69cc46bc39e826bef82d22b5e8b478 100644 --- a/drivers/input/mouse/vsxxxaa.c +++ b/drivers/input/mouse/vsxxxaa.c @@ -128,7 +128,7 @@ static void vsxxxaa_drop_bytes(struct vsxxxaa *mouse, int num) if (num >= mouse->count) { mouse->count = 0; } else { - memmove(mouse->buf, mouse->buf + num - 1, BUFLEN - num); + memmove(mouse->buf, mouse->buf + num, BUFLEN - num); mouse->count -= num; } } diff --git a/drivers/input/serio/altera_ps2.c b/drivers/input/serio/altera_ps2.c index cce69d6b95871107e9540363a15256f360ef8723..58781c8a8aecc0a089d835bee20707d318a3ac14 100644 --- a/drivers/input/serio/altera_ps2.c +++ b/drivers/input/serio/altera_ps2.c @@ -37,7 +37,7 @@ static irqreturn_t altera_ps2_rxint(int irq, void *dev_id) { struct ps2if *ps2if = dev_id; unsigned int status; - int handled = IRQ_NONE; + irqreturn_t handled = IRQ_NONE; while ((status = readl(ps2if->base)) & 0xffff0000) { serio_interrupt(ps2if->io, status & 0xff, 0); @@ -74,7 +74,7 @@ static void altera_ps2_close(struct serio *io) { struct ps2if *ps2if = io->port_data; - writel(0, ps2if->base); /* disable rx irq */ + writel(0, ps2if->base + 4); /* disable rx irq */ } /* diff --git a/drivers/input/serio/i8042-x86ia64io.h b/drivers/input/serio/i8042-x86ia64io.h index a0bcbb64d06d8eebc98ec147987cd75b875db251..faeeb1372462e40a9759313101267e8c230e2fcb 100644 --- a/drivers/input/serio/i8042-x86ia64io.h +++ b/drivers/input/serio/i8042-x86ia64io.h @@ -207,17 +207,282 @@ static const struct dmi_system_id __initconst i8042_dmi_noloop_table[] = { }; /* - * Some laptops do implement active multiplexing mode correctly; - * unfortunately they are in minority. + * Some Fujitsu notebooks are having trouble with touchpads if + * active multiplexing mode is activated. Luckily they don't have + * external PS/2 ports so we can safely disable it. + * ... apparently some Toshibas don't like MUX mode either and + * die horrible death on reboot. */ -static const struct dmi_system_id __initconst i8042_dmi_mux_table[] = { +static const struct dmi_system_id __initconst i8042_dmi_nomux_table[] = { + { + /* Fujitsu Lifebook P7010/P7010D */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"), + DMI_MATCH(DMI_PRODUCT_NAME, "P7010"), + }, + }, + { + /* Fujitsu Lifebook P7010 */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"), + DMI_MATCH(DMI_PRODUCT_NAME, "0000000000"), + }, + }, + { + /* Fujitsu Lifebook P5020D */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"), + DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook P Series"), + }, + }, + { + /* Fujitsu Lifebook S2000 */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"), + DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook S Series"), + }, + }, + { + /* Fujitsu Lifebook S6230 */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"), + DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook S6230"), + }, + }, + { + /* Fujitsu T70H */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"), + DMI_MATCH(DMI_PRODUCT_NAME, "FMVLT70H"), + }, + }, + { + /* Fujitsu-Siemens Lifebook T3010 */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"), + DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK T3010"), + }, + }, + { + /* Fujitsu-Siemens Lifebook E4010 */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"), + DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK E4010"), + }, + }, + { + /* Fujitsu-Siemens Amilo Pro 2010 */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"), + DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Pro V2010"), + }, + }, + { + /* Fujitsu-Siemens Amilo Pro 2030 */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"), + DMI_MATCH(DMI_PRODUCT_NAME, "AMILO PRO V2030"), + }, + }, + { + /* + * No data is coming from the touchscreen unless KBC + * is in legacy mode. + */ + /* Panasonic CF-29 */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Matsushita"), + DMI_MATCH(DMI_PRODUCT_NAME, "CF-29"), + }, + }, + { + /* + * HP Pavilion DV4017EA - + * errors on MUX ports are reported without raising AUXDATA + * causing "spurious NAK" messages. + */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), + DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion dv4000 (EA032EA#ABF)"), + }, + }, + { + /* + * HP Pavilion ZT1000 - + * like DV4017EA does not raise AUXERR for errors on MUX ports. + */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), + DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion Notebook PC"), + DMI_MATCH(DMI_PRODUCT_VERSION, "HP Pavilion Notebook ZT1000"), + }, + }, + { + /* + * HP Pavilion DV4270ca - + * like DV4017EA does not raise AUXERR for errors on MUX ports. + */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), + DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion dv4000 (EH476UA#ABL)"), + }, + }, + { + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"), + DMI_MATCH(DMI_PRODUCT_NAME, "Satellite P10"), + }, + }, + { + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"), + DMI_MATCH(DMI_PRODUCT_NAME, "EQUIUM A110"), + }, + }, + { + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"), + DMI_MATCH(DMI_PRODUCT_NAME, "SATELLITE C850D"), + }, + }, + { + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "ALIENWARE"), + DMI_MATCH(DMI_PRODUCT_NAME, "Sentia"), + }, + }, + { + /* Sharp Actius MM20 */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "SHARP"), + DMI_MATCH(DMI_PRODUCT_NAME, "PC-MM20 Series"), + }, + }, + { + /* Sony Vaio FS-115b */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"), + DMI_MATCH(DMI_PRODUCT_NAME, "VGN-FS115B"), + }, + }, + { + /* + * Sony Vaio FZ-240E - + * reset and GET ID commands issued via KBD port are + * sometimes being delivered to AUX3. + */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"), + DMI_MATCH(DMI_PRODUCT_NAME, "VGN-FZ240E"), + }, + }, { /* - * Panasonic CF-18 needs to be in MUX mode since the - * touchscreen is on serio3 and it also has touchpad. + * Most (all?) VAIOs do not have external PS/2 ports nor + * they implement active multiplexing properly, and + * MUX discovery usually messes up keyboard/touchpad. */ .matches = { - DMI_MATCH(DMI_PRODUCT_NAME, "CF-18"), + DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"), + DMI_MATCH(DMI_BOARD_NAME, "VAIO"), + }, + }, + { + /* Amoi M636/A737 */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Amoi Electronics CO.,LTD."), + DMI_MATCH(DMI_PRODUCT_NAME, "M636/A737 platform"), + }, + }, + { + /* Lenovo 3000 n100 */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), + DMI_MATCH(DMI_PRODUCT_NAME, "076804U"), + }, + }, + { + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Acer"), + DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 1360"), + }, + }, + { + /* Acer Aspire 5710 */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Acer"), + DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5710"), + }, + }, + { + /* Gericom Bellagio */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Gericom"), + DMI_MATCH(DMI_PRODUCT_NAME, "N34AS6"), + }, + }, + { + /* IBM 2656 */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "IBM"), + DMI_MATCH(DMI_PRODUCT_NAME, "2656"), + }, + }, + { + /* Dell XPS M1530 */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), + DMI_MATCH(DMI_PRODUCT_NAME, "XPS M1530"), + }, + }, + { + /* Compal HEL80I */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "COMPAL"), + DMI_MATCH(DMI_PRODUCT_NAME, "HEL80I"), + }, + }, + { + /* Dell Vostro 1510 */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), + DMI_MATCH(DMI_PRODUCT_NAME, "Vostro1510"), + }, + }, + { + /* Acer Aspire 5536 */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Acer"), + DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5536"), + DMI_MATCH(DMI_PRODUCT_VERSION, "0100"), + }, + }, + { + /* Dell Vostro V13 */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), + DMI_MATCH(DMI_PRODUCT_NAME, "Vostro V13"), + }, + }, + { + /* Newer HP Pavilion dv4 models */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), + DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion dv4 Notebook PC"), + }, + }, + { + /* Asus X450LCP */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."), + DMI_MATCH(DMI_PRODUCT_NAME, "X450LCP"), + }, + }, + { + /* Avatar AVIU-145A6 */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Intel"), + DMI_MATCH(DMI_PRODUCT_NAME, "IC4I"), }, }, { } @@ -363,6 +628,22 @@ static const struct dmi_system_id __initconst i8042_dmi_notimeout_table[] = { DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion dv4 Notebook PC"), }, }, + { + /* Fujitsu A544 laptop */ + /* https://bugzilla.redhat.com/show_bug.cgi?id=1111138 */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"), + DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK A544"), + }, + }, + { + /* Fujitsu AH544 laptop */ + /* https://bugzilla.kernel.org/show_bug.cgi?id=69731 */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"), + DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK AH544"), + }, + }, { /* Fujitsu U574 laptop */ /* https://bugzilla.kernel.org/show_bug.cgi?id=69731 */ @@ -740,8 +1021,8 @@ static int __init i8042_platform_init(void) if (dmi_check_system(i8042_dmi_noloop_table)) i8042_noloop = true; - if (dmi_check_system(i8042_dmi_mux_table)) - i8042_nomux = false; + if (dmi_check_system(i8042_dmi_nomux_table)) + i8042_nomux = true; if (dmi_check_system(i8042_dmi_notimeout_table)) i8042_notimeout = true; diff --git a/drivers/input/serio/i8042.c b/drivers/input/serio/i8042.c index 9a97c2b10926c953e937a6a5a2a99e87e7215182..f5a98af3b325c1f3257759e31a450c67b2fa00a5 100644 --- a/drivers/input/serio/i8042.c +++ b/drivers/input/serio/i8042.c @@ -39,7 +39,7 @@ static bool i8042_noaux; module_param_named(noaux, i8042_noaux, bool, 0); MODULE_PARM_DESC(noaux, "Do not probe or use AUX (mouse) port."); -static bool i8042_nomux = true; +static bool i8042_nomux; module_param_named(nomux, i8042_nomux, bool, 0); MODULE_PARM_DESC(nomux, "Do not check whether an active multiplexing controller is present."); diff --git a/drivers/input/touchscreen/wm97xx-core.c b/drivers/input/touchscreen/wm97xx-core.c index d0ef91fc87d1cc67838056a77b5539fe10eef4ed..b1ae779959682aded357ce3d9f0e99f288c49c63 100644 --- a/drivers/input/touchscreen/wm97xx-core.c +++ b/drivers/input/touchscreen/wm97xx-core.c @@ -70,11 +70,11 @@ * Documentation/input/input-programming.txt for more details. */ -static int abs_x[3] = {350, 3900, 5}; +static int abs_x[3] = {150, 4000, 5}; module_param_array(abs_x, int, NULL, 0); MODULE_PARM_DESC(abs_x, "Touchscreen absolute X min, max, fuzz"); -static int abs_y[3] = {320, 3750, 40}; +static int abs_y[3] = {200, 4000, 40}; module_param_array(abs_y, int, NULL, 0); MODULE_PARM_DESC(abs_y, "Touchscreen absolute Y min, max, fuzz"); diff --git a/drivers/media/common/saa7146/saa7146_core.c b/drivers/media/common/saa7146/saa7146_core.c index 97afee672d07e228a350d63c88b148234e5032cb..4418119cf70788e174921c048d6d9cc7feafdc49 100644 --- a/drivers/media/common/saa7146/saa7146_core.c +++ b/drivers/media/common/saa7146/saa7146_core.c @@ -364,6 +364,9 @@ static int saa7146_init_one(struct pci_dev *pci, const struct pci_device_id *ent goto out; } + /* create a nice device name */ + sprintf(dev->name, "saa7146 (%d)", saa7146_num); + DEB_EE("pci:%p\n", pci); err = pci_enable_device(pci); @@ -438,9 +441,6 @@ static int saa7146_init_one(struct pci_dev *pci, const struct pci_device_id *ent /* the rest + print status message */ - /* create a nice device name */ - sprintf(dev->name, "saa7146 (%d)", saa7146_num); - pr_info("found saa7146 @ mem %p (revision %d, irq %d) (0x%04x,0x%04x)\n", dev->mem, dev->revision, pci->irq, pci->subsystem_vendor, pci->subsystem_device); diff --git a/drivers/media/pci/cx23885/cx23885-dvb.c b/drivers/media/pci/cx23885/cx23885-dvb.c index 13734b8c791724e8a84dc27cd5949aeaf6a3b1ca..4cb90317ff45c2bd1b5b57f5b6e0024c3b8bc29b 100644 --- a/drivers/media/pci/cx23885/cx23885-dvb.c +++ b/drivers/media/pci/cx23885/cx23885-dvb.c @@ -1600,6 +1600,7 @@ static int dvb_register(struct cx23885_tsport *port) break; /* attach tuner */ + memset(&m88ts2022_config, 0, sizeof(m88ts2022_config)); m88ts2022_config.fe = fe0->dvb.frontend; m88ts2022_config.clock = 27000000; memset(&info, 0, sizeof(struct i2c_board_info)); @@ -1635,6 +1636,7 @@ static int dvb_register(struct cx23885_tsport *port) /* port c - terrestrial/cable */ case 2: /* attach frontend */ + memset(&si2168_config, 0, sizeof(si2168_config)); si2168_config.i2c_adapter = &adapter; si2168_config.fe = &fe0->dvb.frontend; si2168_config.ts_mode = SI2168_TS_SERIAL; @@ -1654,6 +1656,7 @@ static int dvb_register(struct cx23885_tsport *port) port->i2c_client_demod = client_demod; /* attach tuner */ + memset(&si2157_config, 0, sizeof(si2157_config)); si2157_config.fe = fe0->dvb.frontend; memset(&info, 0, sizeof(struct i2c_board_info)); strlcpy(info.type, "si2157", I2C_NAME_SIZE); diff --git a/drivers/media/pci/tw68/Kconfig b/drivers/media/pci/tw68/Kconfig index 5425ba1e320d9a2c6bbaa5dd8686ee31372b63c7..95d5d520204884aba7ea0d874376e9136a9f0759 100644 --- a/drivers/media/pci/tw68/Kconfig +++ b/drivers/media/pci/tw68/Kconfig @@ -1,7 +1,6 @@ config VIDEO_TW68 tristate "Techwell tw68x Video For Linux" depends on VIDEO_DEV && PCI && VIDEO_V4L2 - select I2C_ALGOBIT select VIDEOBUF2_DMA_SG ---help--- Support for Techwell tw68xx based frame grabber boards. diff --git a/drivers/media/pci/tw68/tw68-core.c b/drivers/media/pci/tw68/tw68-core.c index a6fb48cf7aaed62fb7b845395d7349bb46916c34..63f0b64057cbf88146a83091bb8b70ccc1857b72 100644 --- a/drivers/media/pci/tw68/tw68-core.c +++ b/drivers/media/pci/tw68/tw68-core.c @@ -306,7 +306,7 @@ static int tw68_initdev(struct pci_dev *pci_dev, /* get irq */ err = devm_request_irq(&pci_dev->dev, pci_dev->irq, tw68_irq, - IRQF_SHARED | IRQF_DISABLED, dev->name, dev); + IRQF_SHARED, dev->name, dev); if (err < 0) { pr_err("%s: can't get IRQ %d\n", dev->name, pci_dev->irq); diff --git a/drivers/media/platform/Kconfig b/drivers/media/platform/Kconfig index bee9074ebc138b28a0b12bc38c398d720eadb463..3aac88f1d54ae518a37998c1eb92dfb32020c158 100644 --- a/drivers/media/platform/Kconfig +++ b/drivers/media/platform/Kconfig @@ -166,7 +166,7 @@ config VIDEO_MEM2MEM_DEINTERLACE config VIDEO_SAMSUNG_S5P_G2D tristate "Samsung S5P and EXYNOS4 G2D 2d graphics accelerator driver" depends on VIDEO_DEV && VIDEO_V4L2 - depends on PLAT_S5P || ARCH_EXYNOS || COMPILE_TEST + depends on ARCH_S5PV210 || ARCH_EXYNOS || COMPILE_TEST depends on HAS_DMA select VIDEOBUF2_DMA_CONTIG select V4L2_MEM2MEM_DEV @@ -178,7 +178,7 @@ config VIDEO_SAMSUNG_S5P_G2D config VIDEO_SAMSUNG_S5P_JPEG tristate "Samsung S5P/Exynos3250/Exynos4 JPEG codec driver" depends on VIDEO_DEV && VIDEO_V4L2 - depends on PLAT_S5P || ARCH_EXYNOS || COMPILE_TEST + depends on ARCH_S5PV210 || ARCH_EXYNOS || COMPILE_TEST depends on HAS_DMA select VIDEOBUF2_DMA_CONTIG select V4L2_MEM2MEM_DEV @@ -189,7 +189,7 @@ config VIDEO_SAMSUNG_S5P_JPEG config VIDEO_SAMSUNG_S5P_MFC tristate "Samsung S5P MFC Video Codec" depends on VIDEO_DEV && VIDEO_V4L2 - depends on PLAT_S5P || ARCH_EXYNOS || COMPILE_TEST + depends on ARCH_S5PV210 || ARCH_EXYNOS || COMPILE_TEST depends on HAS_DMA select VIDEOBUF2_DMA_CONTIG default n diff --git a/drivers/media/platform/exynos4-is/Kconfig b/drivers/media/platform/exynos4-is/Kconfig index 77c95123774409ac491d45d8db465fdb9c72360b..b7b2e472240ad504c30018487bc7712691f3ef17 100644 --- a/drivers/media/platform/exynos4-is/Kconfig +++ b/drivers/media/platform/exynos4-is/Kconfig @@ -2,7 +2,7 @@ config VIDEO_SAMSUNG_EXYNOS4_IS bool "Samsung S5P/EXYNOS4 SoC series Camera Subsystem driver" depends on VIDEO_V4L2 && VIDEO_V4L2_SUBDEV_API - depends on (PLAT_S5P || ARCH_EXYNOS || COMPILE_TEST) + depends on ARCH_S5PV210 || ARCH_EXYNOS || COMPILE_TEST depends on OF && COMMON_CLK help Say Y here to enable camera host interface devices for diff --git a/drivers/media/platform/exynos4-is/fimc-core.c b/drivers/media/platform/exynos4-is/fimc-core.c index b70fd996d7946e5a1761fc684362972b4f5899c6..aee92d908e49e457ee7baffe41634155ab069da5 100644 --- a/drivers/media/platform/exynos4-is/fimc-core.c +++ b/drivers/media/platform/exynos4-is/fimc-core.c @@ -832,6 +832,7 @@ static int fimc_clk_get(struct fimc_dev *fimc) return -ENXIO; } +#if defined(CONFIG_PM_RUNTIME) || defined(CONFIG_PM_SLEEP) static int fimc_m2m_suspend(struct fimc_dev *fimc) { unsigned long flags; @@ -870,6 +871,7 @@ static int fimc_m2m_resume(struct fimc_dev *fimc) return 0; } +#endif /* CONFIG_PM_RUNTIME || CONFIG_PM_SLEEP */ static const struct of_device_id fimc_of_match[]; diff --git a/drivers/media/platform/s5p-jpeg/jpeg-core.c b/drivers/media/platform/s5p-jpeg/jpeg-core.c index e525a7c8d885770c7f0e85e3219a387f432a13c2..6fcc7f072acea885816d30c95068c77942b17fde 100644 --- a/drivers/media/platform/s5p-jpeg/jpeg-core.c +++ b/drivers/media/platform/s5p-jpeg/jpeg-core.c @@ -893,7 +893,7 @@ static bool s5p_jpeg_parse_hdr(struct s5p_jpeg_q_data *result, unsigned long buffer, unsigned long size, struct s5p_jpeg_ctx *ctx) { - int c, components, notfound; + int c, components = 0, notfound; unsigned int height, width, word, subsampling = 0; long length; struct s5p_jpeg_buffer jpeg_buffer; @@ -2632,6 +2632,7 @@ static int s5p_jpeg_remove(struct platform_device *pdev) return 0; } +#if defined(CONFIG_PM_RUNTIME) || defined(CONFIG_PM_SLEEP) static int s5p_jpeg_runtime_suspend(struct device *dev) { struct s5p_jpeg *jpeg = dev_get_drvdata(dev); @@ -2681,7 +2682,9 @@ static int s5p_jpeg_runtime_resume(struct device *dev) return 0; } +#endif /* CONFIG_PM_RUNTIME || CONFIG_PM_SLEEP */ +#ifdef CONFIG_PM_SLEEP static int s5p_jpeg_suspend(struct device *dev) { if (pm_runtime_suspended(dev)) @@ -2697,6 +2700,7 @@ static int s5p_jpeg_resume(struct device *dev) return s5p_jpeg_runtime_resume(dev); } +#endif static const struct dev_pm_ops s5p_jpeg_pm_ops = { SET_SYSTEM_SLEEP_PM_OPS(s5p_jpeg_suspend, s5p_jpeg_resume) diff --git a/drivers/media/platform/s5p-tv/Kconfig b/drivers/media/platform/s5p-tv/Kconfig index a9d56f8936b4e576d2e4552b1d86323d15801da5..beb180e71ba0e1022611dc3bdb1eacc9e14478f4 100644 --- a/drivers/media/platform/s5p-tv/Kconfig +++ b/drivers/media/platform/s5p-tv/Kconfig @@ -9,7 +9,7 @@ config VIDEO_SAMSUNG_S5P_TV bool "Samsung TV driver for S5P platform" depends on PM_RUNTIME - depends on PLAT_S5P || ARCH_EXYNOS || COMPILE_TEST + depends on ARCH_S5PV210 || ARCH_EXYNOS || COMPILE_TEST default n ---help--- Say Y here to enable selecting the TV output devices for diff --git a/drivers/media/platform/vivid/Kconfig b/drivers/media/platform/vivid/Kconfig index d71139a2ae0049526aa810512553d56942025307..c3090932f06d56cde74f3f2ed409325b3aff1d36 100644 --- a/drivers/media/platform/vivid/Kconfig +++ b/drivers/media/platform/vivid/Kconfig @@ -1,8 +1,11 @@ config VIDEO_VIVID tristate "Virtual Video Test Driver" - depends on VIDEO_DEV && VIDEO_V4L2 && !SPARC32 && !SPARC64 + depends on VIDEO_DEV && VIDEO_V4L2 && !SPARC32 && !SPARC64 && FB select FONT_SUPPORT select FONT_8x16 + select FB_CFB_FILLRECT + select FB_CFB_COPYAREA + select FB_CFB_IMAGEBLIT select VIDEOBUF2_VMALLOC default n ---help--- diff --git a/drivers/media/platform/vivid/vivid-tpg.c b/drivers/media/platform/vivid/vivid-tpg.c index 0c6fa53fa64614f34090e076717c43e094150230..cbcd6250e7b2afc3feec4456337700e3ae11b300 100644 --- a/drivers/media/platform/vivid/vivid-tpg.c +++ b/drivers/media/platform/vivid/vivid-tpg.c @@ -136,7 +136,7 @@ int tpg_alloc(struct tpg_data *tpg, unsigned max_w) tpg->black_line[plane] = vzalloc(max_w * pixelsz); if (!tpg->black_line[plane]) return -ENOMEM; - tpg->random_line[plane] = vzalloc(max_w * pixelsz); + tpg->random_line[plane] = vzalloc(max_w * 2 * pixelsz); if (!tpg->random_line[plane]) return -ENOMEM; } diff --git a/drivers/media/radio/wl128x/fmdrv_common.c b/drivers/media/radio/wl128x/fmdrv_common.c index 6f28f6e02ea57e947a2a8805ccccee4cfaa30cc2..704397f3c106b6419ed7a3c88b8dcb2f7ae3a902 100644 --- a/drivers/media/radio/wl128x/fmdrv_common.c +++ b/drivers/media/radio/wl128x/fmdrv_common.c @@ -1256,7 +1256,7 @@ static int fm_download_firmware(struct fmdev *fmdev, const u8 *fw_name) fmerr("Unable to read firmware(%s) content\n", fw_name); return ret; } - fmdbg("Firmware(%s) length : %d bytes\n", fw_name, fw_entry->size); + fmdbg("Firmware(%s) length : %zu bytes\n", fw_name, fw_entry->size); fw_data = (void *)fw_entry->data; fw_len = fw_entry->size; diff --git a/drivers/media/tuners/xc5000.c b/drivers/media/tuners/xc5000.c index e44c8aba6074c0667181d9e7a7daab2f7db4d1bc..803a0e63d47eef2ee40e1fb1ce7fbec21cd7d9ab 100644 --- a/drivers/media/tuners/xc5000.c +++ b/drivers/media/tuners/xc5000.c @@ -1333,9 +1333,9 @@ static int xc5000_release(struct dvb_frontend *fe) if (priv) { cancel_delayed_work(&priv->timer_sleep); - hybrid_tuner_release_state(priv); if (priv->firmware) release_firmware(priv->firmware); + hybrid_tuner_release_state(priv); } mutex_unlock(&xc5000_list_mutex); diff --git a/drivers/media/usb/dvb-usb-v2/af9035.c b/drivers/media/usb/dvb-usb-v2/af9035.c index 00758c83eec733475be5596818a5347868cde089..1896ab218b117beaaa229848b0b9c72f32da5e0b 100644 --- a/drivers/media/usb/dvb-usb-v2/af9035.c +++ b/drivers/media/usb/dvb-usb-v2/af9035.c @@ -193,8 +193,8 @@ static int af9035_wr_reg_mask(struct dvb_usb_device *d, u32 reg, u8 val, return af9035_wr_regs(d, reg, &val, 1); } -static int af9035_add_i2c_dev(struct dvb_usb_device *d, char *type, u8 addr, - void *platform_data, struct i2c_adapter *adapter) +static int af9035_add_i2c_dev(struct dvb_usb_device *d, const char *type, + u8 addr, void *platform_data, struct i2c_adapter *adapter) { int ret, num; struct state *state = d_to_priv(d); @@ -221,7 +221,7 @@ static int af9035_add_i2c_dev(struct dvb_usb_device *d, char *type, u8 addr, goto err; } - request_module(board_info.type); + request_module("%s", board_info.type); /* register I2C device */ client = i2c_new_device(adapter, &board_info); diff --git a/drivers/media/usb/dvb-usb-v2/anysee.c b/drivers/media/usb/dvb-usb-v2/anysee.c index d3c5f230e97a7272f69e7cbba367c3a18c9cbe8b..ae917c042a52e7737a74e536328906014dbe34aa 100644 --- a/drivers/media/usb/dvb-usb-v2/anysee.c +++ b/drivers/media/usb/dvb-usb-v2/anysee.c @@ -630,8 +630,8 @@ static int anysee_frontend_ctrl(struct dvb_frontend *fe, int onoff) return ret; } -static int anysee_add_i2c_dev(struct dvb_usb_device *d, char *type, u8 addr, - void *platform_data) +static int anysee_add_i2c_dev(struct dvb_usb_device *d, const char *type, + u8 addr, void *platform_data) { int ret, num; struct anysee_state *state = d_to_priv(d); @@ -659,7 +659,7 @@ static int anysee_add_i2c_dev(struct dvb_usb_device *d, char *type, u8 addr, goto err; } - request_module(board_info.type); + request_module("%s", board_info.type); /* register I2C device */ client = i2c_new_device(adapter, &board_info); diff --git a/drivers/media/usb/em28xx/em28xx-core.c b/drivers/media/usb/em28xx/em28xx-core.c index b5e52fe7957aff0d047abb1f89caab275fcb1afd..901cf2b952d786a80bfed6a60d2b28cd49328ce9 100644 --- a/drivers/media/usb/em28xx/em28xx-core.c +++ b/drivers/media/usb/em28xx/em28xx-core.c @@ -504,7 +504,7 @@ EXPORT_SYMBOL_GPL(em28xx_audio_analog_set); int em28xx_audio_setup(struct em28xx *dev) { int vid1, vid2, feat, cfg; - u32 vid; + u32 vid = 0; u8 i2s_samplerates; if (dev->chip_id == CHIP_ID_EM2870 || diff --git a/drivers/media/usb/em28xx/em28xx-input.c b/drivers/media/usb/em28xx/em28xx-input.c index 581f6dad4ca9deef0fa5a0820372238b8a4e3bbd..23f8f6afa2e061a783ee9fa5c0d244c9c6018dcf 100644 --- a/drivers/media/usb/em28xx/em28xx-input.c +++ b/drivers/media/usb/em28xx/em28xx-input.c @@ -712,8 +712,10 @@ static int em28xx_ir_init(struct em28xx *dev) em28xx_info("Registering input extension\n"); ir = kzalloc(sizeof(*ir), GFP_KERNEL); + if (!ir) + return -ENOMEM; rc = rc_allocate_device(); - if (!ir || !rc) + if (!rc) goto error; /* record handles to ourself */ diff --git a/drivers/media/usb/hackrf/hackrf.c b/drivers/media/usb/hackrf/hackrf.c index 328b5ba47a0a20b1f93ade77a74c0c9fb4e06cfe..fd1fa412e09462362d8b4520ee64c6bb1d2979e5 100644 --- a/drivers/media/usb/hackrf/hackrf.c +++ b/drivers/media/usb/hackrf/hackrf.c @@ -932,7 +932,7 @@ static int hackrf_set_bandwidth(struct hackrf_dev *dev) dev->bandwidth->val = bandwidth; dev->bandwidth->cur.val = bandwidth; - dev_dbg(dev->dev, "bandwidth selected=%d\n", bandwidth_lut[i].freq); + dev_dbg(dev->dev, "bandwidth selected=%d\n", bandwidth); u16tmp = 0; u16tmp |= ((bandwidth >> 0) & 0xff) << 0; diff --git a/drivers/media/usb/usbvision/usbvision-video.c b/drivers/media/usb/usbvision/usbvision-video.c index 68bc9615660efaf584bc1361b54706a5ef2b4df1..9bfa041e33161be93333ad0133acc1adbb957b4e 100644 --- a/drivers/media/usb/usbvision/usbvision-video.c +++ b/drivers/media/usb/usbvision/usbvision-video.c @@ -446,6 +446,7 @@ static int usbvision_v4l2_close(struct file *file) if (usbvision->remove_pending) { printk(KERN_INFO "%s: Final disconnect\n", __func__); usbvision_release(usbvision); + return 0; } mutex_unlock(&usbvision->v4l2_lock); @@ -1221,6 +1222,7 @@ static int usbvision_radio_close(struct file *file) if (usbvision->remove_pending) { printk(KERN_INFO "%s: Final disconnect\n", __func__); usbvision_release(usbvision); + return err_code; } mutex_unlock(&usbvision->v4l2_lock); diff --git a/drivers/media/usb/uvc/uvc_v4l2.c b/drivers/media/usb/uvc/uvc_v4l2.c index 60a8e2c3631e0b155b241e624092ccef271ae030..378ae02e593b93a19bb9010a23f62175029bbefd 100644 --- a/drivers/media/usb/uvc/uvc_v4l2.c +++ b/drivers/media/usb/uvc/uvc_v4l2.c @@ -318,7 +318,6 @@ static int uvc_v4l2_set_format(struct uvc_streaming *stream, stream->ctrl = probe; stream->cur_format = format; stream->cur_frame = frame; - stream->frame_size = fmt->fmt.pix.sizeimage; done: mutex_unlock(&stream->mutex); diff --git a/drivers/media/usb/uvc/uvc_video.c b/drivers/media/usb/uvc/uvc_video.c index 9ace520bb079792b840d8aff38b68945fef0eeb0..df81b9c4faf12ae0e00f6267d380d76608b4c8ba 100644 --- a/drivers/media/usb/uvc/uvc_video.c +++ b/drivers/media/usb/uvc/uvc_video.c @@ -1143,7 +1143,7 @@ static int uvc_video_encode_data(struct uvc_streaming *stream, static void uvc_video_validate_buffer(const struct uvc_streaming *stream, struct uvc_buffer *buf) { - if (stream->frame_size != buf->bytesused && + if (stream->ctrl.dwMaxVideoFrameSize != buf->bytesused && !(stream->cur_format->flags & UVC_FMT_FLAG_COMPRESSED)) buf->error = 1; } diff --git a/drivers/media/usb/uvc/uvcvideo.h b/drivers/media/usb/uvc/uvcvideo.h index 6f676c29ec09fd997b8833d78df1b8b72fdf0d91..864ada74036033fea9c2956ac4980b646163bbc0 100644 --- a/drivers/media/usb/uvc/uvcvideo.h +++ b/drivers/media/usb/uvc/uvcvideo.h @@ -457,7 +457,6 @@ struct uvc_streaming { struct uvc_format *def_format; struct uvc_format *cur_format; struct uvc_frame *cur_frame; - size_t frame_size; /* Protect access to ctrl, cur_format, cur_frame and hardware video * probe control. diff --git a/drivers/media/v4l2-core/videobuf-dma-contig.c b/drivers/media/v4l2-core/videobuf-dma-contig.c index bf80f0f7dfb853ab367887fb76cfc1d0be6c907e..e02353e340dd78d07d0750b05af0533ffad35dae 100644 --- a/drivers/media/v4l2-core/videobuf-dma-contig.c +++ b/drivers/media/v4l2-core/videobuf-dma-contig.c @@ -305,6 +305,15 @@ static int __videobuf_mmap_mapper(struct videobuf_queue *q, /* Try to remap memory */ size = vma->vm_end - vma->vm_start; vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot); + + /* the "vm_pgoff" is just used in v4l2 to find the + * corresponding buffer data structure which is allocated + * earlier and it does not mean the offset from the physical + * buffer start address as usual. So set it to 0 to pass + * the sanity check in vm_iomap_memory(). + */ + vma->vm_pgoff = 0; + retval = vm_iomap_memory(vma, mem->dma_handle, size); if (retval) { dev_err(q->dev, "mmap: remap failed with error %d. ", diff --git a/drivers/misc/cxl/fault.c b/drivers/misc/cxl/fault.c index 69506ebd4d0765283d2a108cb8912e0a246323fc..c99e896604ee35909e0a2d55bbd95fd31caddbea 100644 --- a/drivers/misc/cxl/fault.c +++ b/drivers/misc/cxl/fault.c @@ -21,60 +21,64 @@ #include "cxl.h" -static struct cxl_sste* find_free_sste(struct cxl_sste *primary_group, - bool sec_hash, - struct cxl_sste *secondary_group, - unsigned int *lru) +static bool sste_matches(struct cxl_sste *sste, struct copro_slb *slb) { - unsigned int i, entry; - struct cxl_sste *sste, *group = primary_group; - - for (i = 0; i < 2; i++) { - for (entry = 0; entry < 8; entry++) { - sste = group + entry; - if (!(be64_to_cpu(sste->esid_data) & SLB_ESID_V)) - return sste; - } - if (!sec_hash) - break; - group = secondary_group; + return ((sste->vsid_data == cpu_to_be64(slb->vsid)) && + (sste->esid_data == cpu_to_be64(slb->esid))); +} + +/* + * This finds a free SSTE for the given SLB, or returns NULL if it's already in + * the segment table. + */ +static struct cxl_sste* find_free_sste(struct cxl_context *ctx, + struct copro_slb *slb) +{ + struct cxl_sste *primary, *sste, *ret = NULL; + unsigned int mask = (ctx->sst_size >> 7) - 1; /* SSTP0[SegTableSize] */ + unsigned int entry; + unsigned int hash; + + if (slb->vsid & SLB_VSID_B_1T) + hash = (slb->esid >> SID_SHIFT_1T) & mask; + else /* 256M */ + hash = (slb->esid >> SID_SHIFT) & mask; + + primary = ctx->sstp + (hash << 3); + + for (entry = 0, sste = primary; entry < 8; entry++, sste++) { + if (!ret && !(be64_to_cpu(sste->esid_data) & SLB_ESID_V)) + ret = sste; + if (sste_matches(sste, slb)) + return NULL; } + if (ret) + return ret; + /* Nothing free, select an entry to cast out */ - if (sec_hash && (*lru & 0x8)) - sste = secondary_group + (*lru & 0x7); - else - sste = primary_group + (*lru & 0x7); - *lru = (*lru + 1) & 0xf; + ret = primary + ctx->sst_lru; + ctx->sst_lru = (ctx->sst_lru + 1) & 0x7; - return sste; + return ret; } static void cxl_load_segment(struct cxl_context *ctx, struct copro_slb *slb) { /* mask is the group index, we search primary and secondary here. */ - unsigned int mask = (ctx->sst_size >> 7)-1; /* SSTP0[SegTableSize] */ - bool sec_hash = 1; struct cxl_sste *sste; - unsigned int hash; unsigned long flags; - - sec_hash = !!(cxl_p1n_read(ctx->afu, CXL_PSL_SR_An) & CXL_PSL_SR_An_SC); - - if (slb->vsid & SLB_VSID_B_1T) - hash = (slb->esid >> SID_SHIFT_1T) & mask; - else /* 256M */ - hash = (slb->esid >> SID_SHIFT) & mask; - spin_lock_irqsave(&ctx->sste_lock, flags); - sste = find_free_sste(ctx->sstp + (hash << 3), sec_hash, - ctx->sstp + ((~hash & mask) << 3), &ctx->sst_lru); + sste = find_free_sste(ctx, slb); + if (!sste) + goto out_unlock; pr_devel("CXL Populating SST[%li]: %#llx %#llx\n", sste - ctx->sstp, slb->vsid, slb->esid); sste->vsid_data = cpu_to_be64(slb->vsid); sste->esid_data = cpu_to_be64(slb->esid); +out_unlock: spin_unlock_irqrestore(&ctx->sste_lock, flags); } diff --git a/drivers/misc/cxl/native.c b/drivers/misc/cxl/native.c index 623286a77114946aa60ae05c87bf21b781fd24b6..d47532e8f4f16ca4ebd64d3a1bd33fe106a5c5c8 100644 --- a/drivers/misc/cxl/native.c +++ b/drivers/misc/cxl/native.c @@ -417,7 +417,7 @@ static int attach_afu_directed(struct cxl_context *ctx, u64 wed, u64 amr) ctx->elem->haurp = 0; /* disable */ ctx->elem->sdr = cpu_to_be64(mfspr(SPRN_SDR1)); - sr = CXL_PSL_SR_An_SC; + sr = 0; if (ctx->master) sr |= CXL_PSL_SR_An_MP; if (mfspr(SPRN_LPCR) & LPCR_TC) @@ -508,7 +508,7 @@ static int attach_dedicated(struct cxl_context *ctx, u64 wed, u64 amr) u64 sr; int rc; - sr = CXL_PSL_SR_An_SC; + sr = 0; set_endian(sr); if (ctx->master) sr |= CXL_PSL_SR_An_MP; diff --git a/drivers/mtd/chips/cfi_cmdset_0001.c b/drivers/mtd/chips/cfi_cmdset_0001.c index a7543ba3e19041e5aad85c6718b856a07f8f9726..3096f3ded3adf051454d5a99176267b070ceae2d 100644 --- a/drivers/mtd/chips/cfi_cmdset_0001.c +++ b/drivers/mtd/chips/cfi_cmdset_0001.c @@ -2590,6 +2590,8 @@ static void cfi_intelext_resume(struct mtd_info *mtd) /* Go to known state. Chip may have been power cycled */ if (chip->state == FL_PM_SUSPENDED) { + /* Refresh LH28F640BF Partition Config. Register */ + fixup_LH28F640BF(mtd); map_write(map, CMD(0xFF), cfi->chips[i].start); chip->oldstate = chip->state = FL_READY; wake_up(&chip->wq); diff --git a/drivers/mtd/devices/m25p80.c b/drivers/mtd/devices/m25p80.c index dcda6287228d0b6c671b0f5f456892aabd3c98df..ed827cf894e4d803701c9abec9756302fa899252 100644 --- a/drivers/mtd/devices/m25p80.c +++ b/drivers/mtd/devices/m25p80.c @@ -193,10 +193,10 @@ static int m25p_probe(struct spi_device *spi) { struct mtd_part_parser_data ppdata; struct flash_platform_data *data; - const struct spi_device_id *id = NULL; struct m25p *flash; struct spi_nor *nor; enum read_mode mode = SPI_NOR_NORMAL; + char *flash_name = NULL; int ret; data = dev_get_platdata(&spi->dev); @@ -236,13 +236,11 @@ static int m25p_probe(struct spi_device *spi) * If that's the case, respect "type" and ignore a "name". */ if (data && data->type) - id = spi_nor_match_id(data->type); + flash_name = data->type; + else + flash_name = spi->modalias; - /* If we didn't get name from platform, simply use "modalias". */ - if (!id) - id = spi_get_device_id(spi); - - ret = spi_nor_scan(nor, id, mode); + ret = spi_nor_scan(nor, flash_name, mode); if (ret) return ret; @@ -263,12 +261,62 @@ static int m25p_remove(struct spi_device *spi) } +/* + * XXX This needs to be kept in sync with spi_nor_ids. We can't share + * it with spi-nor, because if this is built as a module then modpost + * won't be able to read it and add appropriate aliases. + */ +static const struct spi_device_id m25p_ids[] = { + {"at25fs010"}, {"at25fs040"}, {"at25df041a"}, {"at25df321a"}, + {"at25df641"}, {"at26f004"}, {"at26df081a"}, {"at26df161a"}, + {"at26df321"}, {"at45db081d"}, + {"en25f32"}, {"en25p32"}, {"en25q32b"}, {"en25p64"}, + {"en25q64"}, {"en25qh128"}, {"en25qh256"}, + {"f25l32pa"}, + {"mr25h256"}, {"mr25h10"}, + {"gd25q32"}, {"gd25q64"}, + {"160s33b"}, {"320s33b"}, {"640s33b"}, + {"mx25l2005a"}, {"mx25l4005a"}, {"mx25l8005"}, {"mx25l1606e"}, + {"mx25l3205d"}, {"mx25l3255e"}, {"mx25l6405d"}, {"mx25l12805d"}, + {"mx25l12855e"},{"mx25l25635e"},{"mx25l25655e"},{"mx66l51235l"}, + {"mx66l1g55g"}, + {"n25q064"}, {"n25q128a11"}, {"n25q128a13"}, {"n25q256a"}, + {"n25q512a"}, {"n25q512ax3"}, {"n25q00"}, + {"pm25lv512"}, {"pm25lv010"}, {"pm25lq032"}, + {"s25sl032p"}, {"s25sl064p"}, {"s25fl256s0"}, {"s25fl256s1"}, + {"s25fl512s"}, {"s70fl01gs"}, {"s25sl12800"}, {"s25sl12801"}, + {"s25fl129p0"}, {"s25fl129p1"}, {"s25sl004a"}, {"s25sl008a"}, + {"s25sl016a"}, {"s25sl032a"}, {"s25sl064a"}, {"s25fl008k"}, + {"s25fl016k"}, {"s25fl064k"}, + {"sst25vf040b"},{"sst25vf080b"},{"sst25vf016b"},{"sst25vf032b"}, + {"sst25vf064c"},{"sst25wf512"}, {"sst25wf010"}, {"sst25wf020"}, + {"sst25wf040"}, + {"m25p05"}, {"m25p10"}, {"m25p20"}, {"m25p40"}, + {"m25p80"}, {"m25p16"}, {"m25p32"}, {"m25p64"}, + {"m25p128"}, {"n25q032"}, + {"m25p05-nonjedec"}, {"m25p10-nonjedec"}, {"m25p20-nonjedec"}, + {"m25p40-nonjedec"}, {"m25p80-nonjedec"}, {"m25p16-nonjedec"}, + {"m25p32-nonjedec"}, {"m25p64-nonjedec"}, {"m25p128-nonjedec"}, + {"m45pe10"}, {"m45pe80"}, {"m45pe16"}, + {"m25pe20"}, {"m25pe80"}, {"m25pe16"}, + {"m25px16"}, {"m25px32"}, {"m25px32-s0"}, {"m25px32-s1"}, + {"m25px64"}, + {"w25x10"}, {"w25x20"}, {"w25x40"}, {"w25x80"}, + {"w25x16"}, {"w25x32"}, {"w25q32"}, {"w25q32dw"}, + {"w25x64"}, {"w25q64"}, {"w25q128"}, {"w25q80"}, + {"w25q80bl"}, {"w25q128"}, {"w25q256"}, {"cat25c11"}, + {"cat25c03"}, {"cat25c09"}, {"cat25c17"}, {"cat25128"}, + { }, +}; +MODULE_DEVICE_TABLE(spi, m25p_ids); + + static struct spi_driver m25p80_driver = { .driver = { .name = "m25p80", .owner = THIS_MODULE, }, - .id_table = spi_nor_ids, + .id_table = m25p_ids, .probe = m25p_probe, .remove = m25p_remove, diff --git a/drivers/mtd/nand/omap_elm.c b/drivers/mtd/nand/omap_elm.c index b4f61c7fc161c6dc32e080e8328ca78f96fa1093..058531044ceb01112e38fa99004c9036c9d2c57a 100644 --- a/drivers/mtd/nand/omap_elm.c +++ b/drivers/mtd/nand/omap_elm.c @@ -115,7 +115,7 @@ int elm_config(struct device *dev, enum bch_ecc bch_type, if (!info) { dev_err(dev, "Unable to configure elm - device not probed?\n"); - return -ENODEV; + return -EPROBE_DEFER; } /* ELM cannot detect ECC errors for chunks > 1KB */ if (ecc_step_size > ((ELM_ECC_SIZE + 1) / 2)) { diff --git a/drivers/mtd/spi-nor/fsl-quadspi.c b/drivers/mtd/spi-nor/fsl-quadspi.c index 8d659a2888d5f0a7cb8d9a03446250aaad03e324..d5269a26c839384eefa052534013828f6feaab89 100644 --- a/drivers/mtd/spi-nor/fsl-quadspi.c +++ b/drivers/mtd/spi-nor/fsl-quadspi.c @@ -881,7 +881,6 @@ static int fsl_qspi_probe(struct platform_device *pdev) /* iterate the subnodes. */ for_each_available_child_of_node(dev->of_node, np) { - const struct spi_device_id *id; char modalias[40]; /* skip the holes */ @@ -909,10 +908,6 @@ static int fsl_qspi_probe(struct platform_device *pdev) if (of_modalias_node(np, modalias, sizeof(modalias)) < 0) goto map_failed; - id = spi_nor_match_id(modalias); - if (!id) - goto map_failed; - ret = of_property_read_u32(np, "spi-max-frequency", &q->clk_rate); if (ret < 0) @@ -921,7 +916,7 @@ static int fsl_qspi_probe(struct platform_device *pdev) /* set the chip address for READID */ fsl_qspi_set_base_addr(q, nor); - ret = spi_nor_scan(nor, id, SPI_NOR_QUAD); + ret = spi_nor_scan(nor, modalias, SPI_NOR_QUAD); if (ret) goto map_failed; diff --git a/drivers/mtd/spi-nor/spi-nor.c b/drivers/mtd/spi-nor/spi-nor.c index ae16aa2f688526d6f0da3e6b0f8405e39e710081..c51ee52386a71d9166dd178d57663f8da4636bfd 100644 --- a/drivers/mtd/spi-nor/spi-nor.c +++ b/drivers/mtd/spi-nor/spi-nor.c @@ -28,6 +28,8 @@ #define JEDEC_MFR(_jedec_id) ((_jedec_id) >> 16) +static const struct spi_device_id *spi_nor_match_id(const char *name); + /* * Read the status register, returning its value in the location * Return the status register value. @@ -473,7 +475,7 @@ struct flash_info { * more nor chips. This current list focusses on newer chips, which * have been converging on command sets which including JEDEC ID. */ -const struct spi_device_id spi_nor_ids[] = { +static const struct spi_device_id spi_nor_ids[] = { /* Atmel -- some are (confusingly) marketed as "DataFlash" */ { "at25fs010", INFO(0x1f6601, 0, 32 * 1024, 4, SECT_4K) }, { "at25fs040", INFO(0x1f6604, 0, 64 * 1024, 8, SECT_4K) }, @@ -637,7 +639,6 @@ const struct spi_device_id spi_nor_ids[] = { { "cat25128", CAT25_INFO(2048, 8, 64, 2, SPI_NOR_NO_ERASE | SPI_NOR_NO_FR) }, { }, }; -EXPORT_SYMBOL_GPL(spi_nor_ids); static const struct spi_device_id *spi_nor_read_id(struct spi_nor *nor) { @@ -911,9 +912,9 @@ static int spi_nor_check(struct spi_nor *nor) return 0; } -int spi_nor_scan(struct spi_nor *nor, const struct spi_device_id *id, - enum read_mode mode) +int spi_nor_scan(struct spi_nor *nor, const char *name, enum read_mode mode) { + const struct spi_device_id *id = NULL; struct flash_info *info; struct device *dev = nor->dev; struct mtd_info *mtd = nor->mtd; @@ -925,6 +926,10 @@ int spi_nor_scan(struct spi_nor *nor, const struct spi_device_id *id, if (ret) return ret; + id = spi_nor_match_id(name); + if (!id) + return -ENOENT; + info = (void *)id->driver_data; if (info->jedec_id) { @@ -1113,7 +1118,7 @@ int spi_nor_scan(struct spi_nor *nor, const struct spi_device_id *id, } EXPORT_SYMBOL_GPL(spi_nor_scan); -const struct spi_device_id *spi_nor_match_id(char *name) +static const struct spi_device_id *spi_nor_match_id(const char *name) { const struct spi_device_id *id = spi_nor_ids; @@ -1124,7 +1129,6 @@ const struct spi_device_id *spi_nor_match_id(char *name) } return NULL; } -EXPORT_SYMBOL_GPL(spi_nor_match_id); MODULE_LICENSE("GPL"); MODULE_AUTHOR("Huang Shijie "); diff --git a/drivers/net/Kconfig b/drivers/net/Kconfig index 4706386b7d34c2d719e30eb602defd49ee92a72d..f9009be3f3077057222984bbf6d03fdac8fcbe7c 100644 --- a/drivers/net/Kconfig +++ b/drivers/net/Kconfig @@ -135,6 +135,7 @@ config MACVLAN config MACVTAP tristate "MAC-VLAN based tap driver" depends on MACVLAN + depends on INET help This adds a specialized tap character device driver that is based on the MAC-VLAN network interface, called macvtap. A macvtap device @@ -200,6 +201,7 @@ config RIONET_RX_SIZE config TUN tristate "Universal TUN/TAP device driver support" + depends on INET select CRC32 ---help--- TUN/TAP provides packet reception and transmission for user space diff --git a/drivers/net/dsa/mv88e6171.c b/drivers/net/dsa/mv88e6171.c index 1020a7af67cf6d8bbaf5016d2367454c63b393da..78d8e876f3aaada8ae88c429d007d4c8e3361633 100644 --- a/drivers/net/dsa/mv88e6171.c +++ b/drivers/net/dsa/mv88e6171.c @@ -395,7 +395,7 @@ static int mv88e6171_get_sset_count(struct dsa_switch *ds) } struct dsa_switch_driver mv88e6171_switch_driver = { - .tag_protocol = DSA_TAG_PROTO_DSA, + .tag_protocol = DSA_TAG_PROTO_EDSA, .priv_size = sizeof(struct mv88e6xxx_priv_state), .probe = mv88e6171_probe, .setup = mv88e6171_setup, diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-drv.c b/drivers/net/ethernet/amd/xgbe/xgbe-drv.c index 29554992215aa18301f26b7e431b1fc19dfff9cb..2349ea9702557b95de0860eb5921589104cd5c9d 100644 --- a/drivers/net/ethernet/amd/xgbe/xgbe-drv.c +++ b/drivers/net/ethernet/amd/xgbe/xgbe-drv.c @@ -1465,7 +1465,7 @@ static int xgbe_set_features(struct net_device *netdev, { struct xgbe_prv_data *pdata = netdev_priv(netdev); struct xgbe_hw_if *hw_if = &pdata->hw_if; - unsigned int rxcsum, rxvlan, rxvlan_filter; + netdev_features_t rxcsum, rxvlan, rxvlan_filter; rxcsum = pdata->netdev_features & NETIF_F_RXCSUM; rxvlan = pdata->netdev_features & NETIF_F_HW_VLAN_CTAG_RX; @@ -1598,7 +1598,8 @@ static int xgbe_rx_poll(struct xgbe_channel *channel, int budget) struct skb_shared_hwtstamps *hwtstamps; unsigned int incomplete, error, context_next, context; unsigned int len, put_len, max_len; - int received = 0; + unsigned int received = 0; + int packet_count = 0; DBGPR("-->xgbe_rx_poll: budget=%d\n", budget); @@ -1608,7 +1609,7 @@ static int xgbe_rx_poll(struct xgbe_channel *channel, int budget) rdata = XGBE_GET_DESC_DATA(ring, ring->cur); packet = &ring->packet_data; - while (received < budget) { + while (packet_count < budget) { DBGPR(" cur = %d\n", ring->cur); /* First time in loop see if we need to restore state */ @@ -1662,7 +1663,7 @@ static int xgbe_rx_poll(struct xgbe_channel *channel, int budget) if (packet->errors) DBGPR("Error in received packet\n"); dev_kfree_skb(skb); - continue; + goto next_packet; } if (!context) { @@ -1677,7 +1678,7 @@ static int xgbe_rx_poll(struct xgbe_channel *channel, int budget) } dev_kfree_skb(skb); - continue; + goto next_packet; } memcpy(skb_tail_pointer(skb), rdata->skb->data, put_len); @@ -1694,7 +1695,7 @@ static int xgbe_rx_poll(struct xgbe_channel *channel, int budget) /* Stray Context Descriptor? */ if (!skb) - continue; + goto next_packet; /* Be sure we don't exceed the configured MTU */ max_len = netdev->mtu + ETH_HLEN; @@ -1705,7 +1706,7 @@ static int xgbe_rx_poll(struct xgbe_channel *channel, int budget) if (skb->len > max_len) { DBGPR("packet length exceeds configured MTU\n"); dev_kfree_skb(skb); - continue; + goto next_packet; } #ifdef XGMAC_ENABLE_RX_PKT_DUMP @@ -1739,6 +1740,9 @@ static int xgbe_rx_poll(struct xgbe_channel *channel, int budget) netdev->last_rx = jiffies; napi_gro_receive(&pdata->napi, skb); + +next_packet: + packet_count++; } /* Check if we need to save state before leaving */ @@ -1752,9 +1756,9 @@ static int xgbe_rx_poll(struct xgbe_channel *channel, int budget) rdata->state.error = error; } - DBGPR("<--xgbe_rx_poll: received = %d\n", received); + DBGPR("<--xgbe_rx_poll: packet_count = %d\n", packet_count); - return received; + return packet_count; } static int xgbe_poll(struct napi_struct *napi, int budget) diff --git a/drivers/net/ethernet/apm/xgene/xgene_enet_sgmac.c b/drivers/net/ethernet/apm/xgene/xgene_enet_sgmac.c index e6d24c2101982444bde4d500d7559633e8685a2e..c22f32622fa9a50ad3789d8000991ede58502ca0 100644 --- a/drivers/net/ethernet/apm/xgene/xgene_enet_sgmac.c +++ b/drivers/net/ethernet/apm/xgene/xgene_enet_sgmac.c @@ -124,20 +124,18 @@ static int xgene_enet_ecc_init(struct xgene_enet_pdata *p) { struct net_device *ndev = p->ndev; u32 data; - int i; + int i = 0; xgene_enet_wr_diag_csr(p, ENET_CFG_MEM_RAM_SHUTDOWN_ADDR, 0); - for (i = 0; i < 10 && data != ~0U ; i++) { + do { usleep_range(100, 110); data = xgene_enet_rd_diag_csr(p, ENET_BLOCK_MEM_RDY_ADDR); - } + if (data == ~0U) + return 0; + } while (++i < 10); - if (data != ~0U) { - netdev_err(ndev, "Failed to release memory from shutdown\n"); - return -ENODEV; - } - - return 0; + netdev_err(ndev, "Failed to release memory from shutdown\n"); + return -ENODEV; } static void xgene_enet_config_ring_if_assoc(struct xgene_enet_pdata *p) diff --git a/drivers/net/ethernet/broadcom/bcmsysport.c b/drivers/net/ethernet/broadcom/bcmsysport.c index 9ae36979bdee010aa2e8a276dc17611593e3383c..3a6778a667f4558f52f1327f413e088882490f7d 100644 --- a/drivers/net/ethernet/broadcom/bcmsysport.c +++ b/drivers/net/ethernet/broadcom/bcmsysport.c @@ -1397,6 +1397,9 @@ static void bcm_sysport_netif_start(struct net_device *dev) /* Enable NAPI */ napi_enable(&priv->napi); + /* Enable RX interrupt and TX ring full interrupt */ + intrl2_0_mask_clear(priv, INTRL2_0_RDMA_MBDONE | INTRL2_0_TX_RING_FULL); + phy_start(priv->phydev); /* Enable TX interrupts for the 32 TXQs */ @@ -1499,9 +1502,6 @@ static int bcm_sysport_open(struct net_device *dev) if (ret) goto out_free_rx_ring; - /* Enable RX interrupt and TX ring full interrupt */ - intrl2_0_mask_clear(priv, INTRL2_0_RDMA_MBDONE | INTRL2_0_TX_RING_FULL); - /* Turn on TDMA */ ret = tdma_enable_set(priv, 1); if (ret) @@ -1858,6 +1858,8 @@ static int bcm_sysport_resume(struct device *d) if (!netif_running(dev)) return 0; + umac_reset(priv); + /* We may have been suspended and never received a WOL event that * would turn off MPD detection, take care of that now */ @@ -1885,9 +1887,6 @@ static int bcm_sysport_resume(struct device *d) netif_device_attach(dev); - /* Enable RX interrupt and TX ring full interrupt */ - intrl2_0_mask_clear(priv, INTRL2_0_RDMA_MBDONE | INTRL2_0_TX_RING_FULL); - /* RX pipe enable */ topctrl_writel(priv, 0, RX_FLUSH_CNTL); diff --git a/drivers/net/ethernet/broadcom/cnic.c b/drivers/net/ethernet/broadcom/cnic.c index 23f23c97c2ad7b9fa52b8d589b1627a560635f92..f05fab65d78ac62b3b7905102d39893087b1450b 100644 --- a/drivers/net/ethernet/broadcom/cnic.c +++ b/drivers/net/ethernet/broadcom/cnic.c @@ -382,10 +382,8 @@ static int cnic_iscsi_nl_msg_recv(struct cnic_dev *dev, u32 msg_type, if (l5_cid >= MAX_CM_SK_TBL_SZ) break; - rcu_read_lock(); if (!rcu_access_pointer(cp->ulp_ops[CNIC_ULP_L4])) { rc = -ENODEV; - rcu_read_unlock(); break; } csk = &cp->csk_tbl[l5_cid]; @@ -414,7 +412,6 @@ static int cnic_iscsi_nl_msg_recv(struct cnic_dev *dev, u32 msg_type, } } csk_put(csk); - rcu_read_unlock(); rc = 0; } } @@ -615,7 +612,7 @@ static int cnic_unregister_device(struct cnic_dev *dev, int ulp_type) cnic_send_nlmsg(cp, ISCSI_KEVENT_IF_DOWN, NULL); mutex_lock(&cnic_lock); - if (rcu_dereference(cp->ulp_ops[ulp_type])) { + if (rcu_access_pointer(cp->ulp_ops[ulp_type])) { RCU_INIT_POINTER(cp->ulp_ops[ulp_type], NULL); cnic_put(dev); } else { diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_dcb.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_dcb.c index 8edf0f5bd679bf24b366887ff973a5d454c3af73..6fe300e316c3c41e398b06f1864cfdc7f1f0ebd6 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_dcb.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_dcb.c @@ -60,6 +60,42 @@ void cxgb4_dcb_version_init(struct net_device *dev) dcb->dcb_version = FW_PORT_DCB_VER_AUTO; } +static void cxgb4_dcb_cleanup_apps(struct net_device *dev) +{ + struct port_info *pi = netdev2pinfo(dev); + struct adapter *adap = pi->adapter; + struct port_dcb_info *dcb = &pi->dcb; + struct dcb_app app; + int i, err; + + /* zero priority implies remove */ + app.priority = 0; + + for (i = 0; i < CXGB4_MAX_DCBX_APP_SUPPORTED; i++) { + /* Check if app list is exhausted */ + if (!dcb->app_priority[i].protocolid) + break; + + app.protocol = dcb->app_priority[i].protocolid; + + if (dcb->dcb_version == FW_PORT_DCB_VER_IEEE) { + app.selector = dcb->app_priority[i].sel_field + 1; + err = dcb_ieee_setapp(dev, &app); + } else { + app.selector = !!(dcb->app_priority[i].sel_field); + err = dcb_setapp(dev, &app); + } + + if (err) { + dev_err(adap->pdev_dev, + "Failed DCB Clear %s Application Priority: sel=%d, prot=%d, , err=%d\n", + dcb_ver_array[dcb->dcb_version], app.selector, + app.protocol, -err); + break; + } + } +} + /* Finite State machine for Data Center Bridging. */ void cxgb4_dcb_state_fsm(struct net_device *dev, @@ -80,7 +116,6 @@ void cxgb4_dcb_state_fsm(struct net_device *dev, /* we're going to use Host DCB */ dcb->state = CXGB4_DCB_STATE_HOST; dcb->supported = CXGB4_DCBX_HOST_SUPPORT; - dcb->enabled = 1; break; } @@ -145,6 +180,7 @@ void cxgb4_dcb_state_fsm(struct net_device *dev, * state. We need to reset back to a ground state * of incomplete. */ + cxgb4_dcb_cleanup_apps(dev); cxgb4_dcb_state_init(dev); dcb->state = CXGB4_DCB_STATE_FW_INCOMPLETE; dcb->supported = CXGB4_DCBX_FW_SUPPORT; @@ -349,6 +385,12 @@ static u8 cxgb4_setstate(struct net_device *dev, u8 enabled) { struct port_info *pi = netdev2pinfo(dev); + /* If DCBx is host-managed, dcb is enabled by outside lldp agents */ + if (pi->dcb.state == CXGB4_DCB_STATE_HOST) { + pi->dcb.enabled = enabled; + return 0; + } + /* Firmware doesn't provide any mechanism to control the DCB state. */ if (enabled != (pi->dcb.state == CXGB4_DCB_STATE_FW_ALLSYNCED)) @@ -833,11 +875,16 @@ static int cxgb4_setapp(struct net_device *dev, u8 app_idtype, u16 app_id, /* Return whether IEEE Data Center Bridging has been negotiated. */ -static inline int cxgb4_ieee_negotiation_complete(struct net_device *dev) +static inline int +cxgb4_ieee_negotiation_complete(struct net_device *dev, + enum cxgb4_dcb_fw_msgs dcb_subtype) { struct port_info *pi = netdev2pinfo(dev); struct port_dcb_info *dcb = &pi->dcb; + if (dcb_subtype && !(dcb->msgs & dcb_subtype)) + return 0; + return (dcb->state == CXGB4_DCB_STATE_FW_ALLSYNCED && (dcb->supported & DCB_CAP_DCBX_VER_IEEE)); } @@ -850,7 +897,7 @@ static int cxgb4_ieee_getapp(struct net_device *dev, struct dcb_app *app) { int prio; - if (!cxgb4_ieee_negotiation_complete(dev)) + if (!cxgb4_ieee_negotiation_complete(dev, CXGB4_DCB_FW_APP_ID)) return -EINVAL; if (!(app->selector && app->protocol)) return -EINVAL; @@ -872,7 +919,7 @@ static int cxgb4_ieee_setapp(struct net_device *dev, struct dcb_app *app) { int ret; - if (!cxgb4_ieee_negotiation_complete(dev)) + if (!cxgb4_ieee_negotiation_complete(dev, CXGB4_DCB_FW_APP_ID)) return -EINVAL; if (!(app->selector && app->protocol)) return -EINVAL; diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c index 3f60070f2519d2f1df97eb2d9dd39bfae0c0ae92..8520d5529df872fad60a377231f5154fcf91a4e3 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c @@ -694,7 +694,11 @@ int cxgb4_dcb_enabled(const struct net_device *dev) #ifdef CONFIG_CHELSIO_T4_DCB struct port_info *pi = netdev_priv(dev); - return pi->dcb.state == CXGB4_DCB_STATE_FW_ALLSYNCED; + if (!pi->dcb.enabled) + return 0; + + return ((pi->dcb.state == CXGB4_DCB_STATE_FW_ALLSYNCED) || + (pi->dcb.state == CXGB4_DCB_STATE_HOST)); #else return 0; #endif @@ -6610,6 +6614,7 @@ static int init_one(struct pci_dev *pdev, const struct pci_device_id *ent) spin_lock_init(&adapter->stats_lock); spin_lock_init(&adapter->tid_release_lock); + spin_lock_init(&adapter->win0_lock); INIT_WORK(&adapter->tid_release_task, process_tid_release_list); INIT_WORK(&adapter->db_full_task, process_db_full); diff --git a/drivers/net/ethernet/chelsio/cxgb4vf/cxgb4vf_main.c b/drivers/net/ethernet/chelsio/cxgb4vf/cxgb4vf_main.c index bfa398d9182681c92203f5a7687010e5fdcad7d8..0b42bddaf28443dbdc9317feee3dc43fcab8ade9 100644 --- a/drivers/net/ethernet/chelsio/cxgb4vf/cxgb4vf_main.c +++ b/drivers/net/ethernet/chelsio/cxgb4vf/cxgb4vf_main.c @@ -2929,14 +2929,14 @@ static const struct pci_device_id cxgb4vf_pci_tbl[] = { CH_DEVICE(0x480d), /* T480-cr */ CH_DEVICE(0x480e), /* T440-lp-cr */ CH_DEVICE(0x4880), - CH_DEVICE(0x4880), - CH_DEVICE(0x4880), - CH_DEVICE(0x4880), - CH_DEVICE(0x4880), - CH_DEVICE(0x4880), - CH_DEVICE(0x4880), - CH_DEVICE(0x4880), - CH_DEVICE(0x4880), + CH_DEVICE(0x4881), + CH_DEVICE(0x4882), + CH_DEVICE(0x4883), + CH_DEVICE(0x4884), + CH_DEVICE(0x4885), + CH_DEVICE(0x4886), + CH_DEVICE(0x4887), + CH_DEVICE(0x4888), CH_DEVICE(0x5801), /* T520-cr */ CH_DEVICE(0x5802), /* T522-cr */ CH_DEVICE(0x5803), /* T540-cr */ diff --git a/drivers/net/ethernet/cisco/enic/enic_clsf.c b/drivers/net/ethernet/cisco/enic/enic_clsf.c index 69dfd3c9e5298a8519792cb8fcb77fe436d1847f..0be6850be8a2383e11240093bd421dfbd2595595 100644 --- a/drivers/net/ethernet/cisco/enic/enic_clsf.c +++ b/drivers/net/ethernet/cisco/enic/enic_clsf.c @@ -86,7 +86,7 @@ void enic_rfs_flw_tbl_free(struct enic *enic) int i; enic_rfs_timer_stop(enic); - spin_lock(&enic->rfs_h.lock); + spin_lock_bh(&enic->rfs_h.lock); enic->rfs_h.free = 0; for (i = 0; i < (1 << ENIC_RFS_FLW_BITSHIFT); i++) { struct hlist_head *hhead; @@ -100,7 +100,7 @@ void enic_rfs_flw_tbl_free(struct enic *enic) kfree(n); } } - spin_unlock(&enic->rfs_h.lock); + spin_unlock_bh(&enic->rfs_h.lock); } struct enic_rfs_fltr_node *htbl_fltr_search(struct enic *enic, u16 fltr_id) @@ -128,7 +128,7 @@ void enic_flow_may_expire(unsigned long data) bool res; int j; - spin_lock(&enic->rfs_h.lock); + spin_lock_bh(&enic->rfs_h.lock); for (j = 0; j < ENIC_CLSF_EXPIRE_COUNT; j++) { struct hlist_head *hhead; struct hlist_node *tmp; @@ -148,7 +148,7 @@ void enic_flow_may_expire(unsigned long data) } } } - spin_unlock(&enic->rfs_h.lock); + spin_unlock_bh(&enic->rfs_h.lock); mod_timer(&enic->rfs_h.rfs_may_expire, jiffies + HZ/4); } @@ -183,7 +183,7 @@ int enic_rx_flow_steer(struct net_device *dev, const struct sk_buff *skb, return -EPROTONOSUPPORT; tbl_idx = skb_get_hash_raw(skb) & ENIC_RFS_FLW_MASK; - spin_lock(&enic->rfs_h.lock); + spin_lock_bh(&enic->rfs_h.lock); n = htbl_key_search(&enic->rfs_h.ht_head[tbl_idx], &keys); if (n) { /* entry already present */ @@ -277,7 +277,7 @@ int enic_rx_flow_steer(struct net_device *dev, const struct sk_buff *skb, } ret_unlock: - spin_unlock(&enic->rfs_h.lock); + spin_unlock_bh(&enic->rfs_h.lock); return res; } diff --git a/drivers/net/ethernet/cisco/enic/enic_main.c b/drivers/net/ethernet/cisco/enic/enic_main.c index 929bfe70080ac040bd879ede472d72744aaa300c..180e53fa628face1c64b5306afdf5c95aaca89a6 100644 --- a/drivers/net/ethernet/cisco/enic/enic_main.c +++ b/drivers/net/ethernet/cisco/enic/enic_main.c @@ -1674,13 +1674,13 @@ static int enic_stop(struct net_device *netdev) enic_dev_disable(enic); - local_bh_disable(); for (i = 0; i < enic->rq_count; i++) { napi_disable(&enic->napi[i]); + local_bh_disable(); while (!enic_poll_lock_napi(&enic->rq[i])) mdelay(1); + local_bh_enable(); } - local_bh_enable(); netif_carrier_off(netdev); netif_tx_disable(netdev); diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c index 81b96cf875740f6faa418885718dcc78c2113570..50a851db2852e28979a0b78f481347fc9e29778a 100644 --- a/drivers/net/ethernet/freescale/fec_main.c +++ b/drivers/net/ethernet/freescale/fec_main.c @@ -1581,7 +1581,8 @@ fec_enet_interrupt(int irq, void *dev_id) complete(&fep->mdio_done); } - fec_ptp_check_pps_event(fep); + if (fep->ptp_clock) + fec_ptp_check_pps_event(fep); return ret; } diff --git a/drivers/net/ethernet/freescale/fs_enet/mac-fec.c b/drivers/net/ethernet/freescale/fs_enet/mac-fec.c index 3d4e08be170970b7f981c19a23e65c35f7ae860b..b34214e2df5f6e55bdbb29e6a8016c139e74345c 100644 --- a/drivers/net/ethernet/freescale/fs_enet/mac-fec.c +++ b/drivers/net/ethernet/freescale/fs_enet/mac-fec.c @@ -341,6 +341,9 @@ static void restart(struct net_device *dev) FC(fecp, x_cntrl, FEC_TCNTRL_FDEN); /* FD disable */ } + /* Restore multicast and promiscuous settings */ + set_multicast_list(dev); + /* * Enable interrupts we wish to service. */ diff --git a/drivers/net/ethernet/freescale/fs_enet/mac-scc.c b/drivers/net/ethernet/freescale/fs_enet/mac-scc.c index f30411f0701f694175392198941b0d69d3798682..7a184e8816a48f9eb74f4890b60b32345dbcf5f1 100644 --- a/drivers/net/ethernet/freescale/fs_enet/mac-scc.c +++ b/drivers/net/ethernet/freescale/fs_enet/mac-scc.c @@ -355,6 +355,9 @@ static void restart(struct net_device *dev) if (fep->phydev->duplex) S16(sccp, scc_psmr, SCC_PSMR_LPB | SCC_PSMR_FDE); + /* Restore multicast and promiscuous settings */ + set_multicast_list(dev); + S32(sccp, scc_gsmrl, SCC_GSMRL_ENR | SCC_GSMRL_ENT); } diff --git a/drivers/net/ethernet/intel/e1000/e1000_main.c b/drivers/net/ethernet/intel/e1000/e1000_main.c index 5f6aded512f539f9a12cb692f810fd3d8e560a3f..24f3986cfae2950f582d3a5e4644c4e1b666391e 100644 --- a/drivers/net/ethernet/intel/e1000/e1000_main.c +++ b/drivers/net/ethernet/intel/e1000/e1000_main.c @@ -1075,7 +1075,10 @@ static int e1000_probe(struct pci_dev *pdev, const struct pci_device_id *ent) NETIF_F_HW_CSUM | NETIF_F_SG); - netdev->priv_flags |= IFF_UNICAST_FLT; + /* Do not set IFF_UNICAST_FLT for VMWare's 82545EM */ + if (hw->device_id != E1000_DEV_ID_82545EM_COPPER || + hw->subsystem_vendor_id != PCI_VENDOR_ID_VMWARE) + netdev->priv_flags |= IFF_UNICAST_FLT; adapter->en_mng_pt = e1000_enable_mng_pass_thru(hw); diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c index ed5f1c15fb0f4cd5fe7ce797920fd3b6cd21f7df..c3a7f4a4b7757a35afa4a23b944a64e0ac4d673b 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_main.c +++ b/drivers/net/ethernet/intel/i40e/i40e_main.c @@ -6151,7 +6151,7 @@ static void i40e_handle_mdd_event(struct i40e_pf *pf) I40E_GL_MDET_TX_PF_NUM_SHIFT; u8 vf_num = (reg & I40E_GL_MDET_TX_VF_NUM_MASK) >> I40E_GL_MDET_TX_VF_NUM_SHIFT; - u8 event = (reg & I40E_GL_MDET_TX_EVENT_SHIFT) >> + u8 event = (reg & I40E_GL_MDET_TX_EVENT_MASK) >> I40E_GL_MDET_TX_EVENT_SHIFT; u8 queue = (reg & I40E_GL_MDET_TX_QUEUE_MASK) >> I40E_GL_MDET_TX_QUEUE_SHIFT; @@ -6165,7 +6165,7 @@ static void i40e_handle_mdd_event(struct i40e_pf *pf) if (reg & I40E_GL_MDET_RX_VALID_MASK) { u8 func = (reg & I40E_GL_MDET_RX_FUNCTION_MASK) >> I40E_GL_MDET_RX_FUNCTION_SHIFT; - u8 event = (reg & I40E_GL_MDET_RX_EVENT_SHIFT) >> + u8 event = (reg & I40E_GL_MDET_RX_EVENT_MASK) >> I40E_GL_MDET_RX_EVENT_SHIFT; u8 queue = (reg & I40E_GL_MDET_RX_QUEUE_MASK) >> I40E_GL_MDET_RX_QUEUE_SHIFT; diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c index a21b14495ebd0d7b953a1d8e4b2319d23452b95e..a2d72a87cbde40465c16277e32d4a242a2873ee3 100644 --- a/drivers/net/ethernet/intel/igb/igb_main.c +++ b/drivers/net/ethernet/intel/igb/igb_main.c @@ -6537,6 +6537,9 @@ static bool igb_can_reuse_rx_page(struct igb_rx_buffer *rx_buffer, if (unlikely(page_to_nid(page) != numa_node_id())) return false; + if (unlikely(page->pfmemalloc)) + return false; + #if (PAGE_SIZE < 8192) /* if we are only owner of page we can reuse it */ if (unlikely(page_count(page) != 1)) @@ -6603,7 +6606,8 @@ static bool igb_add_rx_frag(struct igb_ring *rx_ring, memcpy(__skb_put(skb, size), va, ALIGN(size, sizeof(long))); /* we can reuse buffer as-is, just make sure it is local */ - if (likely(page_to_nid(page) == numa_node_id())) + if (likely((page_to_nid(page) == numa_node_id()) && + !page->pfmemalloc)) return true; /* this page cannot be reused so discard it */ diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c index 3ce4a258f94534da25304c9138e0bf28fdd3c9ff..0ae038b9af90cfc7dc15bd01c0b4014e37fa1911 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c @@ -342,12 +342,16 @@ static int ixgbe_set_settings(struct net_device *netdev, if (old == advertised) return err; /* this sets the link speed and restarts auto-neg */ + while (test_and_set_bit(__IXGBE_IN_SFP_INIT, &adapter->state)) + usleep_range(1000, 2000); + hw->mac.autotry_restart = true; err = hw->mac.ops.setup_link(hw, advertised, true); if (err) { e_info(probe, "setup link failed with code %d\n", err); hw->mac.ops.setup_link(hw, old, true); } + clear_bit(__IXGBE_IN_SFP_INIT, &adapter->state); } else { /* in this case we currently only support 10Gb/FULL */ u32 speed = ethtool_cmd_speed(ecmd); diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c index fec5212d43374835156049f8b7c5f0bc828dcdde..d2df4e3d1032496dbf294f4d7b0b741ddfaac6d8 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c @@ -4321,8 +4321,8 @@ static void ixgbe_clean_rx_ring(struct ixgbe_ring *rx_ring) IXGBE_CB(skb)->page_released = false; } dev_kfree_skb(skb); + rx_buffer->skb = NULL; } - rx_buffer->skb = NULL; if (rx_buffer->dma) dma_unmap_page(dev, rx_buffer->dma, ixgbe_rx_pg_size(rx_ring), diff --git a/drivers/net/ethernet/mellanox/mlx4/en_tx.c b/drivers/net/ethernet/mellanox/mlx4/en_tx.c index 34c137878545fc672dad1a3d86e11c034c0ac368..454d9fea640ecb0aa849b8d8106695d017ca3309 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_tx.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_tx.c @@ -836,8 +836,11 @@ netdev_tx_t mlx4_en_xmit(struct sk_buff *skb, struct net_device *dev) * whether LSO is used */ tx_desc->ctrl.srcrb_flags = priv->ctrl_flags; if (likely(skb->ip_summed == CHECKSUM_PARTIAL)) { - tx_desc->ctrl.srcrb_flags |= cpu_to_be32(MLX4_WQE_CTRL_IP_CSUM | - MLX4_WQE_CTRL_TCP_UDP_CSUM); + if (!skb->encapsulation) + tx_desc->ctrl.srcrb_flags |= cpu_to_be32(MLX4_WQE_CTRL_IP_CSUM | + MLX4_WQE_CTRL_TCP_UDP_CSUM); + else + tx_desc->ctrl.srcrb_flags |= cpu_to_be32(MLX4_WQE_CTRL_IP_CSUM); ring->tx_csum++; } diff --git a/drivers/net/ethernet/mellanox/mlx4/eq.c b/drivers/net/ethernet/mellanox/mlx4/eq.c index a49c9d11d8a58e5a8bcc5419133a7909204a0a41..49290a4059039a72c86e119c59d2d03ec6c3eb4c 100644 --- a/drivers/net/ethernet/mellanox/mlx4/eq.c +++ b/drivers/net/ethernet/mellanox/mlx4/eq.c @@ -1026,6 +1026,7 @@ static void mlx4_free_eq(struct mlx4_dev *dev, pr_cont("\n"); } } + synchronize_irq(eq->irq); mlx4_mtt_cleanup(dev, &eq->mtt); for (i = 0; i < npages; ++i) diff --git a/drivers/net/ethernet/mellanox/mlx4/mcg.c b/drivers/net/ethernet/mellanox/mlx4/mcg.c index ca0f98c951054945cd29fc3be2284fc7eeb7d729..872843179f44af3c7442614477bd2af131118347 100644 --- a/drivers/net/ethernet/mellanox/mlx4/mcg.c +++ b/drivers/net/ethernet/mellanox/mlx4/mcg.c @@ -955,6 +955,10 @@ static void mlx4_err_rule(struct mlx4_dev *dev, char *str, cur->ib.dst_gid_msk); break; + case MLX4_NET_TRANS_RULE_ID_VXLAN: + len += snprintf(buf + len, BUF_SIZE - len, + "VNID = %d ", be32_to_cpu(cur->vxlan.vni)); + break; case MLX4_NET_TRANS_RULE_ID_IPV6: break; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eq.c b/drivers/net/ethernet/mellanox/mlx5/core/eq.c index ed53291468f3226e644aa039025a962aff0b0fe0..a278238a2db643ba04b924dd9920a284abcd8908 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/eq.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/eq.c @@ -420,6 +420,7 @@ int mlx5_destroy_unmap_eq(struct mlx5_core_dev *dev, struct mlx5_eq *eq) if (err) mlx5_core_warn(dev, "failed to destroy a previously created eq: eqn %d\n", eq->eqn); + synchronize_irq(table->msix_arr[eq->irqn].vector); mlx5_buf_free(dev, &eq->buf); return err; diff --git a/drivers/net/ethernet/sfc/tx.c b/drivers/net/ethernet/sfc/tx.c index ee84a90e371c5dedf2fa5b0b31ba520d8611c85b..aaf2987512b5db7472bdef518c4aa4c510612ef7 100644 --- a/drivers/net/ethernet/sfc/tx.c +++ b/drivers/net/ethernet/sfc/tx.c @@ -343,8 +343,6 @@ netdev_tx_t efx_enqueue_skb(struct efx_tx_queue *tx_queue, struct sk_buff *skb) unsigned short dma_flags; int i = 0; - EFX_BUG_ON_PARANOID(tx_queue->write_count > tx_queue->insert_count); - if (skb_shinfo(skb)->gso_size) return efx_enqueue_skb_tso(tx_queue, skb); @@ -1258,8 +1256,6 @@ static int efx_enqueue_skb_tso(struct efx_tx_queue *tx_queue, /* Find the packet protocol and sanity-check it */ state.protocol = efx_tso_check_protocol(skb); - EFX_BUG_ON_PARANOID(tx_queue->write_count > tx_queue->insert_count); - rc = tso_start(&state, efx, skb); if (rc) goto mem_err; diff --git a/drivers/net/ethernet/smsc/smc91x.c b/drivers/net/ethernet/smsc/smc91x.c index 5e94d00b96b301d9dc9cd09a17943520b96e8b52..2c62208077fe7a442aa1b5340e0e614d3b247c21 100644 --- a/drivers/net/ethernet/smsc/smc91x.c +++ b/drivers/net/ethernet/smsc/smc91x.c @@ -81,6 +81,7 @@ static const char version[] = #include #include #include +#include #include #include @@ -2188,6 +2189,41 @@ static const struct of_device_id smc91x_match[] = { {}, }; MODULE_DEVICE_TABLE(of, smc91x_match); + +/** + * of_try_set_control_gpio - configure a gpio if it exists + */ +static int try_toggle_control_gpio(struct device *dev, + struct gpio_desc **desc, + const char *name, int index, + int value, unsigned int nsdelay) +{ + struct gpio_desc *gpio = *desc; + int res; + + gpio = devm_gpiod_get_index(dev, name, index); + if (IS_ERR(gpio)) { + if (PTR_ERR(gpio) == -ENOENT) { + *desc = NULL; + return 0; + } + + return PTR_ERR(gpio); + } + res = gpiod_direction_output(gpio, !value); + if (res) { + dev_err(dev, "unable to toggle gpio %s: %i\n", name, res); + devm_gpiod_put(dev, gpio); + gpio = NULL; + return res; + } + if (nsdelay) + usleep_range(nsdelay, 2 * nsdelay); + gpiod_set_value_cansleep(gpio, value); + *desc = gpio; + + return 0; +} #endif /* @@ -2237,6 +2273,28 @@ static int smc_drv_probe(struct platform_device *pdev) struct device_node *np = pdev->dev.of_node; u32 val; + /* Optional pwrdwn GPIO configured? */ + ret = try_toggle_control_gpio(&pdev->dev, &lp->power_gpio, + "power", 0, 0, 100); + if (ret) + return ret; + + /* + * Optional reset GPIO configured? Minimum 100 ns reset needed + * according to LAN91C96 datasheet page 14. + */ + ret = try_toggle_control_gpio(&pdev->dev, &lp->reset_gpio, + "reset", 0, 0, 100); + if (ret) + return ret; + + /* + * Need to wait for optional EEPROM to load, max 750 us according + * to LAN91C96 datasheet page 55. + */ + if (lp->reset_gpio) + usleep_range(750, 1000); + /* Combination of IO widths supported, default to 16-bit */ if (!of_property_read_u32(np, "reg-io-width", &val)) { if (val & 1) diff --git a/drivers/net/ethernet/smsc/smc91x.h b/drivers/net/ethernet/smsc/smc91x.h index 47dce918eb0f49741a9dec7ae3cee68354fb7a0a..2a38dacbbd27fba4f153790117cb10102dadd6e6 100644 --- a/drivers/net/ethernet/smsc/smc91x.h +++ b/drivers/net/ethernet/smsc/smc91x.h @@ -298,6 +298,9 @@ struct smc_local { struct sk_buff *pending_tx_skb; struct tasklet_struct tx_task; + struct gpio_desc *power_gpio; + struct gpio_desc *reset_gpio; + /* version/revision of the SMC91x chip */ int version; diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c index 655a23bbc45113595be3c049a05003382a6de049..e17a970eaf2b87a1ff184270835102a85fa5f1f4 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c @@ -33,6 +33,7 @@ static struct stmmac_dma_cfg dma_cfg; static void stmmac_default_data(void) { memset(&plat_dat, 0, sizeof(struct plat_stmmacenet_data)); + plat_dat.bus_id = 1; plat_dat.phy_addr = 0; plat_dat.interface = PHY_INTERFACE_MODE_GMII; @@ -47,6 +48,12 @@ static void stmmac_default_data(void) dma_cfg.pbl = 32; dma_cfg.burst_len = DMA_AXI_BLEN_256; plat_dat.dma_cfg = &dma_cfg; + + /* Set default value for multicast hash bins */ + plat_dat.multicast_filter_bins = HASH_TABLE_SIZE; + + /* Set default value for unicast filter entries */ + plat_dat.unicast_filter_entries = 1; } /** diff --git a/drivers/net/ethernet/ti/cpsw.c b/drivers/net/ethernet/ti/cpsw.c index 952e1e4764b74d64688875815b25dc90316f3214..d8794488f80a78cbc4171c7ac57d942eb36ab521 100644 --- a/drivers/net/ethernet/ti/cpsw.c +++ b/drivers/net/ethernet/ti/cpsw.c @@ -591,8 +591,8 @@ static void cpsw_set_promiscious(struct net_device *ndev, bool enable) if (enable) { unsigned long timeout = jiffies + HZ; - /* Disable Learn for all ports */ - for (i = 0; i < priv->data.slaves; i++) { + /* Disable Learn for all ports (host is port 0 and slaves are port 1 and up */ + for (i = 0; i <= priv->data.slaves; i++) { cpsw_ale_control_set(ale, i, ALE_PORT_NOLEARN, 1); cpsw_ale_control_set(ale, i, @@ -616,11 +616,11 @@ static void cpsw_set_promiscious(struct net_device *ndev, bool enable) cpsw_ale_control_set(ale, 0, ALE_P0_UNI_FLOOD, 1); dev_dbg(&ndev->dev, "promiscuity enabled\n"); } else { - /* Flood All Unicast Packets to Host port */ + /* Don't Flood All Unicast Packets to Host port */ cpsw_ale_control_set(ale, 0, ALE_P0_UNI_FLOOD, 0); - /* Enable Learn for all ports */ - for (i = 0; i < priv->data.slaves; i++) { + /* Enable Learn for all ports (host is port 0 and slaves are port 1 and up */ + for (i = 0; i <= priv->data.slaves; i++) { cpsw_ale_control_set(ale, i, ALE_PORT_NOLEARN, 0); cpsw_ale_control_set(ale, i, @@ -638,12 +638,16 @@ static void cpsw_ndo_set_rx_mode(struct net_device *ndev) if (ndev->flags & IFF_PROMISC) { /* Enable promiscuous mode */ cpsw_set_promiscious(ndev, true); + cpsw_ale_set_allmulti(priv->ale, IFF_ALLMULTI); return; } else { /* Disable promiscuous mode */ cpsw_set_promiscious(ndev, false); } + /* Restore allmulti on vlans if necessary */ + cpsw_ale_set_allmulti(priv->ale, priv->ndev->flags & IFF_ALLMULTI); + /* Clear all mcast from ALE */ cpsw_ale_flush_multicast(priv->ale, ALE_ALL_PORTS << priv->host_port); @@ -1149,6 +1153,7 @@ static inline void cpsw_add_default_vlan(struct cpsw_priv *priv) const int port = priv->host_port; u32 reg; int i; + int unreg_mcast_mask; reg = (priv->version == CPSW_VERSION_1) ? CPSW1_PORT_VLAN : CPSW2_PORT_VLAN; @@ -1158,9 +1163,14 @@ static inline void cpsw_add_default_vlan(struct cpsw_priv *priv) for (i = 0; i < priv->data.slaves; i++) slave_write(priv->slaves + i, vlan, reg); + if (priv->ndev->flags & IFF_ALLMULTI) + unreg_mcast_mask = ALE_ALL_PORTS; + else + unreg_mcast_mask = ALE_PORT_1 | ALE_PORT_2; + cpsw_ale_add_vlan(priv->ale, vlan, ALE_ALL_PORTS << port, ALE_ALL_PORTS << port, ALE_ALL_PORTS << port, - (ALE_PORT_1 | ALE_PORT_2) << port); + unreg_mcast_mask << port); } static void cpsw_init_host_port(struct cpsw_priv *priv) @@ -1620,11 +1630,17 @@ static inline int cpsw_add_vlan_ale_entry(struct cpsw_priv *priv, unsigned short vid) { int ret; + int unreg_mcast_mask; + + if (priv->ndev->flags & IFF_ALLMULTI) + unreg_mcast_mask = ALE_ALL_PORTS; + else + unreg_mcast_mask = ALE_PORT_1 | ALE_PORT_2; ret = cpsw_ale_add_vlan(priv->ale, vid, ALE_ALL_PORTS << priv->host_port, 0, ALE_ALL_PORTS << priv->host_port, - (ALE_PORT_1 | ALE_PORT_2) << priv->host_port); + unreg_mcast_mask << priv->host_port); if (ret != 0) return ret; @@ -2006,7 +2022,7 @@ static int cpsw_probe_dt(struct cpsw_platform_data *data, parp = of_get_property(slave_node, "phy_id", &lenp); if ((parp == NULL) || (lenp != (sizeof(void *) * 2))) { dev_err(&pdev->dev, "Missing slave[%d] phy_id property\n", i); - return -EINVAL; + goto no_phy_slave; } mdio_node = of_find_node_by_phandle(be32_to_cpup(parp)); phyid = be32_to_cpup(parp+1); @@ -2019,6 +2035,14 @@ static int cpsw_probe_dt(struct cpsw_platform_data *data, snprintf(slave_data->phy_id, sizeof(slave_data->phy_id), PHY_ID_FMT, mdio->name, phyid); + slave_data->phy_if = of_get_phy_mode(slave_node); + if (slave_data->phy_if < 0) { + dev_err(&pdev->dev, "Missing or malformed slave[%d] phy-mode property\n", + i); + return slave_data->phy_if; + } + +no_phy_slave: mac_addr = of_get_mac_address(slave_node); if (mac_addr) { memcpy(slave_data->mac_addr, mac_addr, ETH_ALEN); @@ -2030,14 +2054,6 @@ static int cpsw_probe_dt(struct cpsw_platform_data *data, return ret; } } - - slave_data->phy_if = of_get_phy_mode(slave_node); - if (slave_data->phy_if < 0) { - dev_err(&pdev->dev, "Missing or malformed slave[%d] phy-mode property\n", - i); - return slave_data->phy_if; - } - if (data->dual_emac) { if (of_property_read_u32(slave_node, "dual_emac_res_vlan", &prop)) { diff --git a/drivers/net/ethernet/ti/cpsw_ale.c b/drivers/net/ethernet/ti/cpsw_ale.c index 0579b2243bb6d7fdfb20e27b761fbdf1d33b00b6..3ae83879a75f5eeb0c44cafcf362a661f1cb86ac 100644 --- a/drivers/net/ethernet/ti/cpsw_ale.c +++ b/drivers/net/ethernet/ti/cpsw_ale.c @@ -443,6 +443,35 @@ int cpsw_ale_del_vlan(struct cpsw_ale *ale, u16 vid, int port_mask) return 0; } +void cpsw_ale_set_allmulti(struct cpsw_ale *ale, int allmulti) +{ + u32 ale_entry[ALE_ENTRY_WORDS]; + int type, idx; + int unreg_mcast = 0; + + /* Only bother doing the work if the setting is actually changing */ + if (ale->allmulti == allmulti) + return; + + /* Remember the new setting to check against next time */ + ale->allmulti = allmulti; + + for (idx = 0; idx < ale->params.ale_entries; idx++) { + cpsw_ale_read(ale, idx, ale_entry); + type = cpsw_ale_get_entry_type(ale_entry); + if (type != ALE_TYPE_VLAN) + continue; + + unreg_mcast = cpsw_ale_get_vlan_unreg_mcast(ale_entry); + if (allmulti) + unreg_mcast |= 1; + else + unreg_mcast &= ~1; + cpsw_ale_set_vlan_unreg_mcast(ale_entry, unreg_mcast); + cpsw_ale_write(ale, idx, ale_entry); + } +} + struct ale_control_info { const char *name; int offset, port_offset; diff --git a/drivers/net/ethernet/ti/cpsw_ale.h b/drivers/net/ethernet/ti/cpsw_ale.h index 31cf43cab42ee7ba70b6948593bc93cf28c5a6e7..c0d4127aa549285c7e50e47214c1579e17478210 100644 --- a/drivers/net/ethernet/ti/cpsw_ale.h +++ b/drivers/net/ethernet/ti/cpsw_ale.h @@ -27,6 +27,7 @@ struct cpsw_ale { struct cpsw_ale_params params; struct timer_list timer; unsigned long ageout; + int allmulti; }; enum cpsw_ale_control { @@ -103,6 +104,7 @@ int cpsw_ale_del_mcast(struct cpsw_ale *ale, u8 *addr, int port_mask, int cpsw_ale_add_vlan(struct cpsw_ale *ale, u16 vid, int port, int untag, int reg_mcast, int unreg_mcast); int cpsw_ale_del_vlan(struct cpsw_ale *ale, u16 vid, int port); +void cpsw_ale_set_allmulti(struct cpsw_ale *ale, int allmulti); int cpsw_ale_control_get(struct cpsw_ale *ale, int port, int control); int cpsw_ale_control_set(struct cpsw_ale *ale, int port, diff --git a/drivers/net/hyperv/netvsc_drv.c b/drivers/net/hyperv/netvsc_drv.c index 9e17d1a91e7193fb3cf566b468abdd4386889495..78ec33f5100b183e31bfc949763acfa4685b9836 100644 --- a/drivers/net/hyperv/netvsc_drv.c +++ b/drivers/net/hyperv/netvsc_drv.c @@ -550,6 +550,7 @@ static int netvsc_start_xmit(struct sk_buff *skb, struct net_device *net) do_send: /* Start filling in the page buffers with the rndis hdr */ rndis_msg->msg_len += rndis_msg_size; + packet->total_data_buflen = rndis_msg->msg_len; packet->page_buf_cnt = init_page_array(rndis_msg, rndis_msg_size, skb, &packet->page_buf[0]); diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c index 29b3bb410781c2530a41ae689b8a91d51e1de3ef..bfb0b6ec8c56e26d67fa94814fe460af34c95fed 100644 --- a/drivers/net/macvlan.c +++ b/drivers/net/macvlan.c @@ -272,7 +272,7 @@ static void macvlan_process_broadcast(struct work_struct *w) struct sk_buff *skb; struct sk_buff_head list; - skb_queue_head_init(&list); + __skb_queue_head_init(&list); spin_lock_bh(&port->bc_queue.lock); skb_queue_splice_tail_init(&port->bc_queue, &list); @@ -1082,9 +1082,15 @@ static void macvlan_port_destroy(struct net_device *dev) { struct macvlan_port *port = macvlan_port_get_rtnl(dev); - cancel_work_sync(&port->bc_work); dev->priv_flags &= ~IFF_MACVLAN_PORT; netdev_rx_handler_unregister(dev); + + /* After this point, no packet can schedule bc_work anymore, + * but we need to cancel it and purge left skbs if any. + */ + cancel_work_sync(&port->bc_work); + __skb_queue_purge(&port->bc_queue); + kfree_rcu(port, rcu); } diff --git a/drivers/net/macvtap.c b/drivers/net/macvtap.c index 65e2892342bd0cdf31a6c790e3344dc1a4f12816..6f226de655a40759874356c38352b928d1e425f3 100644 --- a/drivers/net/macvtap.c +++ b/drivers/net/macvtap.c @@ -16,6 +16,7 @@ #include #include +#include #include #include #include @@ -65,7 +66,7 @@ static struct cdev macvtap_cdev; static const struct proto_ops macvtap_socket_ops; #define TUN_OFFLOADS (NETIF_F_HW_CSUM | NETIF_F_TSO_ECN | NETIF_F_TSO | \ - NETIF_F_TSO6 | NETIF_F_UFO) + NETIF_F_TSO6) #define RX_OFFLOADS (NETIF_F_GRO | NETIF_F_LRO) #define TAP_FEATURES (NETIF_F_GSO | NETIF_F_SG) @@ -569,7 +570,11 @@ static int macvtap_skb_from_vnet_hdr(struct sk_buff *skb, gso_type = SKB_GSO_TCPV6; break; case VIRTIO_NET_HDR_GSO_UDP: + pr_warn_once("macvtap: %s: using disabled UFO feature; please fix this program\n", + current->comm); gso_type = SKB_GSO_UDP; + if (skb->protocol == htons(ETH_P_IPV6)) + ipv6_proxy_select_ident(skb); break; default: return -EINVAL; @@ -614,8 +619,6 @@ static void macvtap_skb_to_vnet_hdr(const struct sk_buff *skb, vnet_hdr->gso_type = VIRTIO_NET_HDR_GSO_TCPV4; else if (sinfo->gso_type & SKB_GSO_TCPV6) vnet_hdr->gso_type = VIRTIO_NET_HDR_GSO_TCPV6; - else if (sinfo->gso_type & SKB_GSO_UDP) - vnet_hdr->gso_type = VIRTIO_NET_HDR_GSO_UDP; else BUG(); if (sinfo->gso_type & SKB_GSO_TCP_ECN) @@ -950,9 +953,6 @@ static int set_offload(struct macvtap_queue *q, unsigned long arg) if (arg & TUN_F_TSO6) feature_mask |= NETIF_F_TSO6; } - - if (arg & TUN_F_UFO) - feature_mask |= NETIF_F_UFO; } /* tun/tap driver inverts the usage for TSO offloads, where @@ -963,7 +963,7 @@ static int set_offload(struct macvtap_queue *q, unsigned long arg) * When user space turns off TSO, we turn off GSO/LRO so that * user-space will not receive TSO frames. */ - if (feature_mask & (NETIF_F_TSO | NETIF_F_TSO6 | NETIF_F_UFO)) + if (feature_mask & (NETIF_F_TSO | NETIF_F_TSO6)) features |= RX_OFFLOADS; else features &= ~RX_OFFLOADS; @@ -1064,7 +1064,7 @@ static long macvtap_ioctl(struct file *file, unsigned int cmd, case TUNSETOFFLOAD: /* let the user check for future flags */ if (arg & ~(TUN_F_CSUM | TUN_F_TSO4 | TUN_F_TSO6 | - TUN_F_TSO_ECN | TUN_F_UFO)) + TUN_F_TSO_ECN)) return -EINVAL; rtnl_lock(); diff --git a/drivers/net/phy/marvell.c b/drivers/net/phy/marvell.c index bd37e45c89c0e13f8128c82ac284c4ba6530d52d..225c033b08f3fbc4217fc238ec7048b611b8d87b 100644 --- a/drivers/net/phy/marvell.c +++ b/drivers/net/phy/marvell.c @@ -50,10 +50,15 @@ #define MII_M1011_PHY_SCR 0x10 #define MII_M1011_PHY_SCR_AUTO_CROSS 0x0060 +#define MII_M1145_PHY_EXT_SR 0x1b #define MII_M1145_PHY_EXT_CR 0x14 #define MII_M1145_RGMII_RX_DELAY 0x0080 #define MII_M1145_RGMII_TX_DELAY 0x0002 +#define MII_M1145_HWCFG_MODE_SGMII_NO_CLK 0x4 +#define MII_M1145_HWCFG_MODE_MASK 0xf +#define MII_M1145_HWCFG_FIBER_COPPER_AUTO 0x8000 + #define MII_M1111_PHY_LED_CONTROL 0x18 #define MII_M1111_PHY_LED_DIRECT 0x4100 #define MII_M1111_PHY_LED_COMBINE 0x411c @@ -676,6 +681,20 @@ static int m88e1145_config_init(struct phy_device *phydev) } } + if (phydev->interface == PHY_INTERFACE_MODE_SGMII) { + int temp = phy_read(phydev, MII_M1145_PHY_EXT_SR); + if (temp < 0) + return temp; + + temp &= ~MII_M1145_HWCFG_MODE_MASK; + temp |= MII_M1145_HWCFG_MODE_SGMII_NO_CLK; + temp |= MII_M1145_HWCFG_FIBER_COPPER_AUTO; + + err = phy_write(phydev, MII_M1145_PHY_EXT_SR, temp); + if (err < 0) + return err; + } + err = marvell_of_reg_init(phydev); if (err < 0) return err; diff --git a/drivers/net/tun.c b/drivers/net/tun.c index 186ce541c65762f8ee1720aae7f573f145982406..7302398f0b1fff89ffe4a4e373e936c928180645 100644 --- a/drivers/net/tun.c +++ b/drivers/net/tun.c @@ -65,6 +65,7 @@ #include #include #include +#include #include #include #include @@ -174,7 +175,7 @@ struct tun_struct { struct net_device *dev; netdev_features_t set_features; #define TUN_USER_FEATURES (NETIF_F_HW_CSUM|NETIF_F_TSO_ECN|NETIF_F_TSO| \ - NETIF_F_TSO6|NETIF_F_UFO) + NETIF_F_TSO6) int vnet_hdr_sz; int sndbuf; @@ -1139,6 +1140,8 @@ static ssize_t tun_get_user(struct tun_struct *tun, struct tun_file *tfile, break; } + skb_reset_network_header(skb); + if (gso.gso_type != VIRTIO_NET_HDR_GSO_NONE) { pr_debug("GSO!\n"); switch (gso.gso_type & ~VIRTIO_NET_HDR_GSO_ECN) { @@ -1149,8 +1152,20 @@ static ssize_t tun_get_user(struct tun_struct *tun, struct tun_file *tfile, skb_shinfo(skb)->gso_type = SKB_GSO_TCPV6; break; case VIRTIO_NET_HDR_GSO_UDP: + { + static bool warned; + + if (!warned) { + warned = true; + netdev_warn(tun->dev, + "%s: using disabled UFO feature; please fix this program\n", + current->comm); + } skb_shinfo(skb)->gso_type = SKB_GSO_UDP; + if (skb->protocol == htons(ETH_P_IPV6)) + ipv6_proxy_select_ident(skb); break; + } default: tun->dev->stats.rx_frame_errors++; kfree_skb(skb); @@ -1179,7 +1194,6 @@ static ssize_t tun_get_user(struct tun_struct *tun, struct tun_file *tfile, skb_shinfo(skb)->tx_flags |= SKBTX_SHARED_FRAG; } - skb_reset_network_header(skb); skb_probe_transport_header(skb, 0); rxhash = skb_get_hash(skb); @@ -1251,8 +1265,6 @@ static ssize_t tun_put_user(struct tun_struct *tun, gso.gso_type = VIRTIO_NET_HDR_GSO_TCPV4; else if (sinfo->gso_type & SKB_GSO_TCPV6) gso.gso_type = VIRTIO_NET_HDR_GSO_TCPV6; - else if (sinfo->gso_type & SKB_GSO_UDP) - gso.gso_type = VIRTIO_NET_HDR_GSO_UDP; else { pr_err("unexpected GSO type: " "0x%x, gso_size %d, hdr_len %d\n", @@ -1762,11 +1774,6 @@ static int set_offload(struct tun_struct *tun, unsigned long arg) features |= NETIF_F_TSO6; arg &= ~(TUN_F_TSO4|TUN_F_TSO6); } - - if (arg & TUN_F_UFO) { - features |= NETIF_F_UFO; - arg &= ~TUN_F_UFO; - } } /* This gives the user a way to test for new features in future by diff --git a/drivers/net/usb/ax88179_178a.c b/drivers/net/usb/ax88179_178a.c index be4275721039ad3b01cb1eb44cbca9d85a606597..e6338c16081a5d66c11ad400e876ca7b6c7bcd40 100644 --- a/drivers/net/usb/ax88179_178a.c +++ b/drivers/net/usb/ax88179_178a.c @@ -937,6 +937,7 @@ static int ax88179_set_mac_addr(struct net_device *net, void *p) { struct usbnet *dev = netdev_priv(net); struct sockaddr *addr = p; + int ret; if (netif_running(net)) return -EBUSY; @@ -946,8 +947,12 @@ static int ax88179_set_mac_addr(struct net_device *net, void *p) memcpy(net->dev_addr, addr->sa_data, ETH_ALEN); /* Set the MAC address */ - return ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_NODE_ID, ETH_ALEN, + ret = ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_NODE_ID, ETH_ALEN, ETH_ALEN, net->dev_addr); + if (ret < 0) + return ret; + + return 0; } static const struct net_device_ops ax88179_netdev_ops = { diff --git a/drivers/net/usb/cdc_ether.c b/drivers/net/usb/cdc_ether.c index 2a32d9167d3b931fb82c434bb0198e27bfc1d8ae..d3920b54a92ce3de23a581d3cf80e99aa7d61e72 100644 --- a/drivers/net/usb/cdc_ether.c +++ b/drivers/net/usb/cdc_ether.c @@ -67,6 +67,35 @@ static const u8 mbm_guid[16] = { 0xa6, 0x07, 0xc0, 0xff, 0xcb, 0x7e, 0x39, 0x2a, }; +static void usbnet_cdc_update_filter(struct usbnet *dev) +{ + struct cdc_state *info = (void *) &dev->data; + struct usb_interface *intf = info->control; + + u16 cdc_filter = + USB_CDC_PACKET_TYPE_ALL_MULTICAST | USB_CDC_PACKET_TYPE_DIRECTED | + USB_CDC_PACKET_TYPE_BROADCAST; + + if (dev->net->flags & IFF_PROMISC) + cdc_filter |= USB_CDC_PACKET_TYPE_PROMISCUOUS; + + /* FIXME cdc-ether has some multicast code too, though it complains + * in routine cases. info->ether describes the multicast support. + * Implement that here, manipulating the cdc filter as needed. + */ + + usb_control_msg(dev->udev, + usb_sndctrlpipe(dev->udev, 0), + USB_CDC_SET_ETHERNET_PACKET_FILTER, + USB_TYPE_CLASS | USB_RECIP_INTERFACE, + cdc_filter, + intf->cur_altsetting->desc.bInterfaceNumber, + NULL, + 0, + USB_CTRL_SET_TIMEOUT + ); +} + /* probes control interface, claims data interface, collects the bulk * endpoints, activates data interface (if needed), maybe sets MTU. * all pure cdc, except for certain firmware workarounds, and knowing @@ -347,16 +376,8 @@ int usbnet_generic_cdc_bind(struct usbnet *dev, struct usb_interface *intf) * don't do reset all the way. So the packet filter should * be set to a sane initial value. */ - usb_control_msg(dev->udev, - usb_sndctrlpipe(dev->udev, 0), - USB_CDC_SET_ETHERNET_PACKET_FILTER, - USB_TYPE_CLASS | USB_RECIP_INTERFACE, - USB_CDC_PACKET_TYPE_ALL_MULTICAST | USB_CDC_PACKET_TYPE_DIRECTED | USB_CDC_PACKET_TYPE_BROADCAST, - intf->cur_altsetting->desc.bInterfaceNumber, - NULL, - 0, - USB_CTRL_SET_TIMEOUT - ); + usbnet_cdc_update_filter(dev); + return 0; bad_desc: @@ -468,10 +489,6 @@ int usbnet_cdc_bind(struct usbnet *dev, struct usb_interface *intf) return status; } - /* FIXME cdc-ether has some multicast code too, though it complains - * in routine cases. info->ether describes the multicast support. - * Implement that here, manipulating the cdc filter as needed. - */ return 0; } EXPORT_SYMBOL_GPL(usbnet_cdc_bind); @@ -482,6 +499,7 @@ static const struct driver_info cdc_info = { .bind = usbnet_cdc_bind, .unbind = usbnet_cdc_unbind, .status = usbnet_cdc_status, + .set_rx_mode = usbnet_cdc_update_filter, .manage_power = usbnet_manage_power, }; @@ -491,6 +509,7 @@ static const struct driver_info wwan_info = { .bind = usbnet_cdc_bind, .unbind = usbnet_cdc_unbind, .status = usbnet_cdc_status, + .set_rx_mode = usbnet_cdc_update_filter, .manage_power = usbnet_manage_power, }; diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c index e3d84c322e4ec2589d496ad9a6355bd14e08da31..c6554c7a8147045450ec8385797038f1ceba955f 100644 --- a/drivers/net/usb/r8152.c +++ b/drivers/net/usb/r8152.c @@ -1162,6 +1162,9 @@ static void intr_callback(struct urb *urb) case -ESHUTDOWN: netif_device_detach(tp->netdev); case -ENOENT: + case -EPROTO: + netif_info(tp, intr, tp->netdev, + "Stop submitting intr, status %d\n", status); return; case -EOVERFLOW: netif_info(tp, intr, tp->netdev, "intr status -EOVERFLOW\n"); @@ -2891,6 +2894,9 @@ static int rtl8152_open(struct net_device *netdev) if (res) goto out; + /* set speed to 0 to avoid autoresume try to submit rx */ + tp->speed = 0; + res = usb_autopm_get_interface(tp->intf); if (res < 0) { free_all_mem(tp); @@ -2904,6 +2910,8 @@ static int rtl8152_open(struct net_device *netdev) clear_bit(WORK_ENABLE, &tp->flags); usb_kill_urb(tp->intr_urb); cancel_delayed_work_sync(&tp->schedule); + + /* disable the tx/rx, if the workqueue has enabled them. */ if (tp->speed & LINK_STATUS) tp->rtl_ops.disable(tp); } @@ -2955,10 +2963,7 @@ static int rtl8152_close(struct net_device *netdev) * be disable when autoresume occurs, because the * netif_running() would be false. */ - if (test_bit(SELECTIVE_SUSPEND, &tp->flags)) { - rtl_runtime_suspend_enable(tp, false); - clear_bit(SELECTIVE_SUSPEND, &tp->flags); - } + rtl_runtime_suspend_enable(tp, false); tasklet_disable(&tp->tl); tp->rtl_ops.down(tp); @@ -3205,7 +3210,7 @@ static int rtl8152_suspend(struct usb_interface *intf, pm_message_t message) netif_device_detach(netdev); } - if (netif_running(netdev)) { + if (netif_running(netdev) && test_bit(WORK_ENABLE, &tp->flags)) { clear_bit(WORK_ENABLE, &tp->flags); usb_kill_urb(tp->intr_urb); tasklet_disable(&tp->tl); @@ -3253,6 +3258,8 @@ static int rtl8152_resume(struct usb_interface *intf) set_bit(WORK_ENABLE, &tp->flags); } usb_submit_urb(tp->intr_urb, GFP_KERNEL); + } else if (test_bit(SELECTIVE_SUSPEND, &tp->flags)) { + clear_bit(SELECTIVE_SUSPEND, &tp->flags); } mutex_unlock(&tp->control); diff --git a/drivers/net/usb/usbnet.c b/drivers/net/usb/usbnet.c index 20615bbd693b2eb782f8a6bba08adaff3cfa724a..3a6770a65d7836ace177cff2bb45c925b474a84a 100644 --- a/drivers/net/usb/usbnet.c +++ b/drivers/net/usb/usbnet.c @@ -1052,6 +1052,21 @@ static void __handle_link_change(struct usbnet *dev) clear_bit(EVENT_LINK_CHANGE, &dev->flags); } +static void usbnet_set_rx_mode(struct net_device *net) +{ + struct usbnet *dev = netdev_priv(net); + + usbnet_defer_kevent(dev, EVENT_SET_RX_MODE); +} + +static void __handle_set_rx_mode(struct usbnet *dev) +{ + if (dev->driver_info->set_rx_mode) + (dev->driver_info->set_rx_mode)(dev); + + clear_bit(EVENT_SET_RX_MODE, &dev->flags); +} + /* work that cannot be done in interrupt context uses keventd. * * NOTE: with 2.5 we could do more of this using completion callbacks, @@ -1157,6 +1172,10 @@ kevent (struct work_struct *work) if (test_bit (EVENT_LINK_CHANGE, &dev->flags)) __handle_link_change(dev); + if (test_bit (EVENT_SET_RX_MODE, &dev->flags)) + __handle_set_rx_mode(dev); + + if (dev->flags) netdev_dbg(dev->net, "kevent done, flags = 0x%lx\n", dev->flags); } @@ -1525,6 +1544,7 @@ static const struct net_device_ops usbnet_netdev_ops = { .ndo_stop = usbnet_stop, .ndo_start_xmit = usbnet_start_xmit, .ndo_tx_timeout = usbnet_tx_timeout, + .ndo_set_rx_mode = usbnet_set_rx_mode, .ndo_change_mtu = usbnet_change_mtu, .ndo_set_mac_address = eth_mac_addr, .ndo_validate_addr = eth_validate_addr, diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c index d75256bd1a6ab8bb6284ad4088e9513469fffe8a..ec2a8b41ed41a1484c697f1897e0286f5d5d845a 100644 --- a/drivers/net/virtio_net.c +++ b/drivers/net/virtio_net.c @@ -491,8 +491,17 @@ static void receive_buf(struct receive_queue *rq, void *buf, unsigned int len) skb_shinfo(skb)->gso_type = SKB_GSO_TCPV4; break; case VIRTIO_NET_HDR_GSO_UDP: + { + static bool warned; + + if (!warned) { + warned = true; + netdev_warn(dev, + "host using disabled UFO feature; please fix it\n"); + } skb_shinfo(skb)->gso_type = SKB_GSO_UDP; break; + } case VIRTIO_NET_HDR_GSO_TCPV6: skb_shinfo(skb)->gso_type = SKB_GSO_TCPV6; break; @@ -881,8 +890,6 @@ static int xmit_skb(struct send_queue *sq, struct sk_buff *skb) hdr->hdr.gso_type = VIRTIO_NET_HDR_GSO_TCPV4; else if (skb_shinfo(skb)->gso_type & SKB_GSO_TCPV6) hdr->hdr.gso_type = VIRTIO_NET_HDR_GSO_TCPV6; - else if (skb_shinfo(skb)->gso_type & SKB_GSO_UDP) - hdr->hdr.gso_type = VIRTIO_NET_HDR_GSO_UDP; else BUG(); if (skb_shinfo(skb)->gso_type & SKB_GSO_TCP_ECN) @@ -1705,7 +1712,7 @@ static int virtnet_probe(struct virtio_device *vdev) dev->features |= NETIF_F_HW_CSUM|NETIF_F_SG|NETIF_F_FRAGLIST; if (virtio_has_feature(vdev, VIRTIO_NET_F_GSO)) { - dev->hw_features |= NETIF_F_TSO | NETIF_F_UFO + dev->hw_features |= NETIF_F_TSO | NETIF_F_TSO_ECN | NETIF_F_TSO6; } /* Individual feature bits: what can host handle? */ @@ -1715,11 +1722,9 @@ static int virtnet_probe(struct virtio_device *vdev) dev->hw_features |= NETIF_F_TSO6; if (virtio_has_feature(vdev, VIRTIO_NET_F_HOST_ECN)) dev->hw_features |= NETIF_F_TSO_ECN; - if (virtio_has_feature(vdev, VIRTIO_NET_F_HOST_UFO)) - dev->hw_features |= NETIF_F_UFO; if (gso) - dev->features |= dev->hw_features & (NETIF_F_ALL_TSO|NETIF_F_UFO); + dev->features |= dev->hw_features & NETIF_F_ALL_TSO; /* (!csum && gso) case will be fixed by register_netdev() */ } if (virtio_has_feature(vdev, VIRTIO_NET_F_GUEST_CSUM)) @@ -1757,8 +1762,7 @@ static int virtnet_probe(struct virtio_device *vdev) /* If we can receive ANY GSO packets, we must allocate large ones. */ if (virtio_has_feature(vdev, VIRTIO_NET_F_GUEST_TSO4) || virtio_has_feature(vdev, VIRTIO_NET_F_GUEST_TSO6) || - virtio_has_feature(vdev, VIRTIO_NET_F_GUEST_ECN) || - virtio_has_feature(vdev, VIRTIO_NET_F_GUEST_UFO)) + virtio_has_feature(vdev, VIRTIO_NET_F_GUEST_ECN)) vi->big_packets = true; if (virtio_has_feature(vdev, VIRTIO_NET_F_MRG_RXBUF)) @@ -1952,9 +1956,9 @@ static struct virtio_device_id id_table[] = { static unsigned int features[] = { VIRTIO_NET_F_CSUM, VIRTIO_NET_F_GUEST_CSUM, VIRTIO_NET_F_GSO, VIRTIO_NET_F_MAC, - VIRTIO_NET_F_HOST_TSO4, VIRTIO_NET_F_HOST_UFO, VIRTIO_NET_F_HOST_TSO6, + VIRTIO_NET_F_HOST_TSO4, VIRTIO_NET_F_HOST_TSO6, VIRTIO_NET_F_HOST_ECN, VIRTIO_NET_F_GUEST_TSO4, VIRTIO_NET_F_GUEST_TSO6, - VIRTIO_NET_F_GUEST_ECN, VIRTIO_NET_F_GUEST_UFO, + VIRTIO_NET_F_GUEST_ECN, VIRTIO_NET_F_MRG_RXBUF, VIRTIO_NET_F_STATUS, VIRTIO_NET_F_CTRL_VQ, VIRTIO_NET_F_CTRL_RX, VIRTIO_NET_F_CTRL_VLAN, VIRTIO_NET_F_GUEST_ANNOUNCE, VIRTIO_NET_F_MQ, diff --git a/drivers/net/wireless/ath/ath.h b/drivers/net/wireless/ath/ath.h index e5ba6faf32815173fa47fa81fd303082688202bd..86907e5ba6ca21a5e7e6d8ff8b6b20499e004cce 100644 --- a/drivers/net/wireless/ath/ath.h +++ b/drivers/net/wireless/ath/ath.h @@ -80,6 +80,7 @@ struct reg_dmn_pair_mapping { struct ath_regulatory { char alpha2[2]; + enum nl80211_dfs_regions region; u16 country_code; u16 max_power_level; u16 current_rd; diff --git a/drivers/net/wireless/ath/ath9k/common.c b/drivers/net/wireless/ath/ath9k/common.c index c6dd7f1fed65ed52b2ed1d0fd72c474260b5656f..33b0c7aef2ea39f527962f483a8014a052ac10ce 100644 --- a/drivers/net/wireless/ath/ath9k/common.c +++ b/drivers/net/wireless/ath/ath9k/common.c @@ -368,11 +368,11 @@ void ath9k_cmn_update_txpow(struct ath_hw *ah, u16 cur_txpow, { struct ath_regulatory *reg = ath9k_hw_regulatory(ah); - if (reg->power_limit != new_txpow) { + if (reg->power_limit != new_txpow) ath9k_hw_set_txpowerlimit(ah, new_txpow, false); - /* read back in case value is clamped */ - *txpower = reg->max_power_level; - } + + /* read back in case value is clamped */ + *txpower = reg->max_power_level; } EXPORT_SYMBOL(ath9k_cmn_update_txpow); diff --git a/drivers/net/wireless/ath/ath9k/debug.c b/drivers/net/wireless/ath/ath9k/debug.c index 46f20a309b5f53c10e6d487c999d560de4f5f6e3..5c45e787814ed6a9b65f9f3e523626f282201ddb 100644 --- a/drivers/net/wireless/ath/ath9k/debug.c +++ b/drivers/net/wireless/ath/ath9k/debug.c @@ -455,7 +455,7 @@ static ssize_t read_file_dma(struct file *file, char __user *user_buf, "%2d %2x %1x %2x %2x\n", i, (*qcuBase & (0x7 << qcuOffset)) >> qcuOffset, (*qcuBase & (0x8 << qcuOffset)) >> (qcuOffset + 3), - val[2] & (0x7 << (i * 3)) >> (i * 3), + (val[2] & (0x7 << (i * 3))) >> (i * 3), (*dcuBase & (0x1f << dcuOffset)) >> dcuOffset); } diff --git a/drivers/net/wireless/ath/ath9k/init.c b/drivers/net/wireless/ath/ath9k/init.c index 156a944134dcfb09ee139ccc2ffde1af306bb936..3bd030494986a087bfd9744873649442fa67b572 100644 --- a/drivers/net/wireless/ath/ath9k/init.c +++ b/drivers/net/wireless/ath/ath9k/init.c @@ -734,6 +734,32 @@ static const struct ieee80211_iface_combination if_comb[] = { #endif }; +#ifdef CONFIG_ATH9K_CHANNEL_CONTEXT +static void ath9k_set_mcc_capab(struct ath_softc *sc, struct ieee80211_hw *hw) +{ + struct ath_hw *ah = sc->sc_ah; + struct ath_common *common = ath9k_hw_common(ah); + + if (!ath9k_is_chanctx_enabled()) + return; + + hw->flags |= IEEE80211_HW_QUEUE_CONTROL; + hw->queues = ATH9K_NUM_TX_QUEUES; + hw->offchannel_tx_hw_queue = hw->queues - 1; + hw->wiphy->interface_modes &= ~ BIT(NL80211_IFTYPE_WDS); + hw->wiphy->iface_combinations = if_comb_multi; + hw->wiphy->n_iface_combinations = ARRAY_SIZE(if_comb_multi); + hw->wiphy->max_scan_ssids = 255; + hw->wiphy->max_scan_ie_len = IEEE80211_MAX_DATA_LEN; + hw->wiphy->max_remain_on_channel_duration = 10000; + hw->chanctx_data_size = sizeof(void *); + hw->extra_beacon_tailroom = + sizeof(struct ieee80211_p2p_noa_attr) + 9; + + ath_dbg(common, CHAN_CTX, "Use channel contexts\n"); +} +#endif /* CONFIG_ATH9K_CHANNEL_CONTEXT */ + static void ath9k_set_hw_capab(struct ath_softc *sc, struct ieee80211_hw *hw) { struct ath_hw *ah = sc->sc_ah; @@ -746,7 +772,6 @@ static void ath9k_set_hw_capab(struct ath_softc *sc, struct ieee80211_hw *hw) IEEE80211_HW_SPECTRUM_MGMT | IEEE80211_HW_REPORTS_TX_ACK_STATUS | IEEE80211_HW_SUPPORTS_RC_TABLE | - IEEE80211_HW_QUEUE_CONTROL | IEEE80211_HW_SUPPORTS_HT_CCK_RATES; if (ath9k_ps_enable) @@ -781,24 +806,6 @@ static void ath9k_set_hw_capab(struct ath_softc *sc, struct ieee80211_hw *hw) hw->wiphy->n_iface_combinations = ARRAY_SIZE(if_comb); } -#ifdef CONFIG_ATH9K_CHANNEL_CONTEXT - - if (ath9k_is_chanctx_enabled()) { - hw->wiphy->interface_modes &= ~ BIT(NL80211_IFTYPE_WDS); - hw->wiphy->iface_combinations = if_comb_multi; - hw->wiphy->n_iface_combinations = ARRAY_SIZE(if_comb_multi); - hw->wiphy->max_scan_ssids = 255; - hw->wiphy->max_scan_ie_len = IEEE80211_MAX_DATA_LEN; - hw->wiphy->max_remain_on_channel_duration = 10000; - hw->chanctx_data_size = sizeof(void *); - hw->extra_beacon_tailroom = - sizeof(struct ieee80211_p2p_noa_attr) + 9; - - ath_dbg(common, CHAN_CTX, "Use channel contexts\n"); - } - -#endif /* CONFIG_ATH9K_CHANNEL_CONTEXT */ - hw->wiphy->flags &= ~WIPHY_FLAG_PS_ON_BY_DEFAULT; hw->wiphy->flags |= WIPHY_FLAG_IBSS_RSN; @@ -808,12 +815,7 @@ static void ath9k_set_hw_capab(struct ath_softc *sc, struct ieee80211_hw *hw) hw->wiphy->flags |= WIPHY_FLAG_HAS_CHANNEL_SWITCH; hw->wiphy->flags |= WIPHY_FLAG_AP_UAPSD; - /* allow 4 queues per channel context + - * 1 cab queue + 1 offchannel tx queue - */ - hw->queues = ATH9K_NUM_TX_QUEUES; - /* last queue for offchannel */ - hw->offchannel_tx_hw_queue = hw->queues - 1; + hw->queues = 4; hw->max_rates = 4; hw->max_listen_interval = 10; hw->max_rate_tries = 10; @@ -837,6 +839,9 @@ static void ath9k_set_hw_capab(struct ath_softc *sc, struct ieee80211_hw *hw) hw->wiphy->bands[IEEE80211_BAND_5GHZ] = &common->sbands[IEEE80211_BAND_5GHZ]; +#ifdef CONFIG_ATH9K_CHANNEL_CONTEXT + ath9k_set_mcc_capab(sc, hw); +#endif ath9k_init_wow(hw); ath9k_cmn_reload_chainmask(ah); diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c index 6f6a974f7fdb265960db2098f2c45b9684ffca2b..30c66dfcd7a04b8489186c82db741b87f0afbad0 100644 --- a/drivers/net/wireless/ath/ath9k/main.c +++ b/drivers/net/wireless/ath/ath9k/main.c @@ -1162,6 +1162,9 @@ static void ath9k_assign_hw_queues(struct ieee80211_hw *hw, { int i; + if (!ath9k_is_chanctx_enabled()) + return; + for (i = 0; i < IEEE80211_NUM_ACS; i++) vif->hw_queue[i] = i; diff --git a/drivers/net/wireless/ath/ath9k/xmit.c b/drivers/net/wireless/ath/ath9k/xmit.c index 493a183d0aaf7d04c77103a8c4ea2b2c477089ad..d6e54a3c88f671f08ae3174ddabf6721fb39e051 100644 --- a/drivers/net/wireless/ath/ath9k/xmit.c +++ b/drivers/net/wireless/ath/ath9k/xmit.c @@ -169,7 +169,10 @@ static void ath_txq_skb_done(struct ath_softc *sc, struct ath_txq *txq, if (txq->stopped && txq->pending_frames < sc->tx.txq_max_pending[q]) { - ieee80211_wake_queue(sc->hw, info->hw_queue); + if (ath9k_is_chanctx_enabled()) + ieee80211_wake_queue(sc->hw, info->hw_queue); + else + ieee80211_wake_queue(sc->hw, q); txq->stopped = false; } } @@ -2247,7 +2250,10 @@ int ath_tx_start(struct ieee80211_hw *hw, struct sk_buff *skb, fi->txq = q; if (++txq->pending_frames > sc->tx.txq_max_pending[q] && !txq->stopped) { - ieee80211_stop_queue(sc->hw, info->hw_queue); + if (ath9k_is_chanctx_enabled()) + ieee80211_stop_queue(sc->hw, info->hw_queue); + else + ieee80211_stop_queue(sc->hw, q); txq->stopped = true; } } diff --git a/drivers/net/wireless/ath/regd.c b/drivers/net/wireless/ath/regd.c index 415393dfb6fc17b51d33f4d24e70c6700620d4b5..06ea6cc9e30a5e07c379116a8e1ec0996e3f189e 100644 --- a/drivers/net/wireless/ath/regd.c +++ b/drivers/net/wireless/ath/regd.c @@ -515,6 +515,7 @@ void ath_reg_notifier_apply(struct wiphy *wiphy, if (!request) return; + reg->region = request->dfs_region; switch (request->initiator) { case NL80211_REGDOM_SET_BY_CORE: /* @@ -779,6 +780,19 @@ u32 ath_regd_get_band_ctl(struct ath_regulatory *reg, return SD_NO_CTL; } + if (ath_regd_get_eepromRD(reg) == CTRY_DEFAULT) { + switch (reg->region) { + case NL80211_DFS_FCC: + return CTL_FCC; + case NL80211_DFS_ETSI: + return CTL_ETSI; + case NL80211_DFS_JP: + return CTL_MKK; + default: + break; + } + } + switch (band) { case IEEE80211_BAND_2GHZ: return reg->regpair->reg_2ghz_ctl; diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c b/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c index f55f625fd06b4aab850ffa16761714a5dff196f6..d20d4e6f391ae89706e422e2b817034ee030c0ae 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c @@ -670,7 +670,6 @@ static int brcmf_sdio_get_fwnames(struct brcmf_chip *ci, struct brcmf_sdio_dev *sdiodev) { int i; - uint fw_len, nv_len; char end; for (i = 0; i < ARRAY_SIZE(brcmf_fwname_data); i++) { @@ -684,25 +683,25 @@ static int brcmf_sdio_get_fwnames(struct brcmf_chip *ci, return -ENODEV; } - fw_len = sizeof(sdiodev->fw_name) - 1; - nv_len = sizeof(sdiodev->nvram_name) - 1; /* check if firmware path is provided by module parameter */ if (brcmf_firmware_path[0] != '\0') { - strncpy(sdiodev->fw_name, brcmf_firmware_path, fw_len); - strncpy(sdiodev->nvram_name, brcmf_firmware_path, nv_len); - fw_len -= strlen(sdiodev->fw_name); - nv_len -= strlen(sdiodev->nvram_name); + strlcpy(sdiodev->fw_name, brcmf_firmware_path, + sizeof(sdiodev->fw_name)); + strlcpy(sdiodev->nvram_name, brcmf_firmware_path, + sizeof(sdiodev->nvram_name)); end = brcmf_firmware_path[strlen(brcmf_firmware_path) - 1]; if (end != '/') { - strncat(sdiodev->fw_name, "/", fw_len); - strncat(sdiodev->nvram_name, "/", nv_len); - fw_len--; - nv_len--; + strlcat(sdiodev->fw_name, "/", + sizeof(sdiodev->fw_name)); + strlcat(sdiodev->nvram_name, "/", + sizeof(sdiodev->nvram_name)); } } - strncat(sdiodev->fw_name, brcmf_fwname_data[i].bin, fw_len); - strncat(sdiodev->nvram_name, brcmf_fwname_data[i].nv, nv_len); + strlcat(sdiodev->fw_name, brcmf_fwname_data[i].bin, + sizeof(sdiodev->fw_name)); + strlcat(sdiodev->nvram_name, brcmf_fwname_data[i].nv, + sizeof(sdiodev->nvram_name)); return 0; } diff --git a/drivers/net/wireless/iwlwifi/dvm/mac80211.c b/drivers/net/wireless/iwlwifi/dvm/mac80211.c index 2364a3c09b9eb8037ba6237112c679749a3ac94c..cae692ff1013f9ee00b93861558c6144cfad4cc1 100644 --- a/drivers/net/wireless/iwlwifi/dvm/mac80211.c +++ b/drivers/net/wireless/iwlwifi/dvm/mac80211.c @@ -1095,6 +1095,7 @@ static void iwlagn_mac_flush(struct ieee80211_hw *hw, struct ieee80211_vif *vif, u32 queues, bool drop) { struct iwl_priv *priv = IWL_MAC80211_GET_DVM(hw); + u32 scd_queues; mutex_lock(&priv->mutex); IWL_DEBUG_MAC80211(priv, "enter\n"); @@ -1108,18 +1109,19 @@ static void iwlagn_mac_flush(struct ieee80211_hw *hw, struct ieee80211_vif *vif, goto done; } - /* - * mac80211 will not push any more frames for transmit - * until the flush is completed - */ - if (drop) { - IWL_DEBUG_MAC80211(priv, "send flush command\n"); - if (iwlagn_txfifo_flush(priv, 0)) { - IWL_ERR(priv, "flush request fail\n"); - goto done; - } + scd_queues = BIT(priv->cfg->base_params->num_of_queues) - 1; + scd_queues &= ~(BIT(IWL_IPAN_CMD_QUEUE_NUM) | + BIT(IWL_DEFAULT_CMD_QUEUE_NUM)); + + if (vif) + scd_queues &= ~BIT(vif->hw_queue[IEEE80211_AC_VO]); + + IWL_DEBUG_TX_QUEUES(priv, "Flushing SCD queues: 0x%x\n", scd_queues); + if (iwlagn_txfifo_flush(priv, scd_queues)) { + IWL_ERR(priv, "flush request fail\n"); + goto done; } - IWL_DEBUG_MAC80211(priv, "wait transmit/flush all frames\n"); + IWL_DEBUG_TX_QUEUES(priv, "wait transmit/flush all frames\n"); iwl_trans_wait_tx_queue_empty(priv->trans, 0xffffffff); done: mutex_unlock(&priv->mutex); diff --git a/drivers/net/wireless/iwlwifi/iwl-8000.c b/drivers/net/wireless/iwlwifi/iwl-8000.c index e4351487ca7269aefe06d4bf2da3c2fedc1f34da..d2b7234b1c73e00f76ed17094d52e0e18431d81f 100644 --- a/drivers/net/wireless/iwlwifi/iwl-8000.c +++ b/drivers/net/wireless/iwlwifi/iwl-8000.c @@ -82,7 +82,8 @@ #define IWL8000_TX_POWER_VERSION 0xffff /* meaningless */ #define IWL8000_FW_PRE "iwlwifi-8000" -#define IWL8000_MODULE_FIRMWARE(api) IWL8000_FW_PRE __stringify(api) ".ucode" +#define IWL8000_MODULE_FIRMWARE(api) \ + IWL8000_FW_PRE "-" __stringify(api) ".ucode" #define NVM_HW_SECTION_NUM_FAMILY_8000 10 #define DEFAULT_NVM_FILE_FAMILY_8000 "iwl_nvm_8000.bin" diff --git a/drivers/net/wireless/iwlwifi/iwl-trans.h b/drivers/net/wireless/iwlwifi/iwl-trans.h index 9eb85249e89c46aa980ae22893b48af2150ee4df..d8fc548c0d6cd561993eebb6df185e3ccad0d6ac 100644 --- a/drivers/net/wireless/iwlwifi/iwl-trans.h +++ b/drivers/net/wireless/iwlwifi/iwl-trans.h @@ -563,6 +563,7 @@ enum iwl_trans_state { * Set during transport allocation. * @hw_id_str: a string with info about HW ID. Set during transport allocation. * @pm_support: set to true in start_hw if link pm is supported + * @ltr_enabled: set to true if the LTR is enabled * @dev_cmd_pool: pool for Tx cmd allocation - for internal use only. * The user should use iwl_trans_{alloc,free}_tx_cmd. * @dev_cmd_headroom: room needed for the transport's private use before the @@ -589,6 +590,7 @@ struct iwl_trans { u8 rx_mpdu_cmd, rx_mpdu_cmd_hdr_size; bool pm_support; + bool ltr_enabled; /* The following fields are internal only */ struct kmem_cache *dev_cmd_pool; diff --git a/drivers/net/wireless/iwlwifi/mvm/coex.c b/drivers/net/wireless/iwlwifi/mvm/coex.c index 8df2021f9856365b2bec8465bb4ddbb02e907586..da2ffb78519431a1b14e9b355280a3c7a3446ed6 100644 --- a/drivers/net/wireless/iwlwifi/mvm/coex.c +++ b/drivers/net/wireless/iwlwifi/mvm/coex.c @@ -303,8 +303,8 @@ static const __le64 iwl_ci_mask[][3] = { }; static const __le32 iwl_bt_mprio_lut[BT_COEX_MULTI_PRIO_LUT_SIZE] = { - cpu_to_le32(0x28412201), - cpu_to_le32(0x11118451), + cpu_to_le32(0x2e402280), + cpu_to_le32(0x7711a751), }; struct corunning_block_luts { diff --git a/drivers/net/wireless/iwlwifi/mvm/coex_legacy.c b/drivers/net/wireless/iwlwifi/mvm/coex_legacy.c index 585c0ab4a3ec5fc59ca8d2e84395c74b27b4fcd2..8a1d2f33d5b7da2768a7e5849e305b6386b0b480 100644 --- a/drivers/net/wireless/iwlwifi/mvm/coex_legacy.c +++ b/drivers/net/wireless/iwlwifi/mvm/coex_legacy.c @@ -291,8 +291,8 @@ static const __le64 iwl_ci_mask[][3] = { }; static const __le32 iwl_bt_mprio_lut[BT_COEX_MULTI_PRIO_LUT_SIZE] = { - cpu_to_le32(0x28412201), - cpu_to_le32(0x11118451), + cpu_to_le32(0x2e402280), + cpu_to_le32(0x7711a751), }; struct corunning_block_luts { diff --git a/drivers/net/wireless/iwlwifi/mvm/fw-api-power.h b/drivers/net/wireless/iwlwifi/mvm/fw-api-power.h index 27dd86395b39dd0f5800efe9c73a52294a2099ed..2fd8ad4633e0ee717096461398c96fc67181d288 100644 --- a/drivers/net/wireless/iwlwifi/mvm/fw-api-power.h +++ b/drivers/net/wireless/iwlwifi/mvm/fw-api-power.h @@ -68,13 +68,46 @@ /* Power Management Commands, Responses, Notifications */ +/** + * enum iwl_ltr_config_flags - masks for LTR config command flags + * @LTR_CFG_FLAG_FEATURE_ENABLE: Feature operational status + * @LTR_CFG_FLAG_HW_DIS_ON_SHADOW_REG_ACCESS: allow LTR change on shadow + * memory access + * @LTR_CFG_FLAG_HW_EN_SHRT_WR_THROUGH: allow LTR msg send on ANY LTR + * reg change + * @LTR_CFG_FLAG_HW_DIS_ON_D0_2_D3: allow LTR msg send on transition from + * D0 to D3 + * @LTR_CFG_FLAG_SW_SET_SHORT: fixed static short LTR register + * @LTR_CFG_FLAG_SW_SET_LONG: fixed static short LONG register + * @LTR_CFG_FLAG_DENIE_C10_ON_PD: allow going into C10 on PD + */ +enum iwl_ltr_config_flags { + LTR_CFG_FLAG_FEATURE_ENABLE = BIT(0), + LTR_CFG_FLAG_HW_DIS_ON_SHADOW_REG_ACCESS = BIT(1), + LTR_CFG_FLAG_HW_EN_SHRT_WR_THROUGH = BIT(2), + LTR_CFG_FLAG_HW_DIS_ON_D0_2_D3 = BIT(3), + LTR_CFG_FLAG_SW_SET_SHORT = BIT(4), + LTR_CFG_FLAG_SW_SET_LONG = BIT(5), + LTR_CFG_FLAG_DENIE_C10_ON_PD = BIT(6), +}; + +/** + * struct iwl_ltr_config_cmd - configures the LTR + * @flags: See %enum iwl_ltr_config_flags + */ +struct iwl_ltr_config_cmd { + __le32 flags; + __le32 static_long; + __le32 static_short; +} __packed; + /* Radio LP RX Energy Threshold measured in dBm */ #define POWER_LPRX_RSSI_THRESHOLD 75 #define POWER_LPRX_RSSI_THRESHOLD_MAX 94 #define POWER_LPRX_RSSI_THRESHOLD_MIN 30 /** - * enum iwl_scan_flags - masks for power table command flags + * enum iwl_power_flags - masks for power table command flags * @POWER_FLAGS_POWER_SAVE_ENA_MSK: '1' Allow to save power by turning off * receiver and transmitter. '0' - does not allow. * @POWER_FLAGS_POWER_MANAGEMENT_ENA_MSK: '0' Driver disables power management, diff --git a/drivers/net/wireless/iwlwifi/mvm/fw-api.h b/drivers/net/wireless/iwlwifi/mvm/fw-api.h index 667a92274c87773c1d123b41911afb5e38d19405..c62575d86bcdbe5e75c724cacf8605e8569309e6 100644 --- a/drivers/net/wireless/iwlwifi/mvm/fw-api.h +++ b/drivers/net/wireless/iwlwifi/mvm/fw-api.h @@ -157,6 +157,7 @@ enum { /* Power - legacy power table command */ POWER_TABLE_CMD = 0x77, PSM_UAPSD_AP_MISBEHAVING_NOTIFICATION = 0x78, + LTR_CONFIG = 0xee, /* Thermal Throttling*/ REPLY_THERMAL_MNG_BACKOFF = 0x7e, diff --git a/drivers/net/wireless/iwlwifi/mvm/fw.c b/drivers/net/wireless/iwlwifi/mvm/fw.c index 23fd711a67e456055b50d171ec243a124ca3ce6c..e0d9f19650b07e5df8b56342ec5e6d1bef88194f 100644 --- a/drivers/net/wireless/iwlwifi/mvm/fw.c +++ b/drivers/net/wireless/iwlwifi/mvm/fw.c @@ -480,6 +480,15 @@ int iwl_mvm_up(struct iwl_mvm *mvm) /* Initialize tx backoffs to the minimal possible */ iwl_mvm_tt_tx_backoff(mvm, 0); + if (mvm->trans->ltr_enabled) { + struct iwl_ltr_config_cmd cmd = { + .flags = cpu_to_le32(LTR_CFG_FLAG_FEATURE_ENABLE), + }; + + WARN_ON(iwl_mvm_send_cmd_pdu(mvm, LTR_CONFIG, 0, + sizeof(cmd), &cmd)); + } + ret = iwl_mvm_power_update_device(mvm); if (ret) goto error; diff --git a/drivers/net/wireless/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/iwlwifi/mvm/mac80211.c index c7a73c68bdabddcb2eb2536256e0a7736be06dc1..585fe5b7100fb8750bed29eda65d91121422497c 100644 --- a/drivers/net/wireless/iwlwifi/mvm/mac80211.c +++ b/drivers/net/wireless/iwlwifi/mvm/mac80211.c @@ -526,7 +526,8 @@ static void iwl_mvm_mac_tx(struct ieee80211_hw *hw, } if (IEEE80211_SKB_CB(skb)->hw_queue == IWL_MVM_OFFCHANNEL_QUEUE && - !test_bit(IWL_MVM_STATUS_ROC_RUNNING, &mvm->status)) + !test_bit(IWL_MVM_STATUS_ROC_RUNNING, &mvm->status) && + !test_bit(IWL_MVM_STATUS_ROC_AUX_RUNNING, &mvm->status)) goto drop; /* treat non-bufferable MMPDUs as broadcast if sta is sleeping */ @@ -1734,6 +1735,13 @@ iwl_mvm_bss_info_changed_ap_ibss(struct iwl_mvm *mvm, if (changes & BSS_CHANGED_BEACON && iwl_mvm_mac_ctxt_beacon_changed(mvm, vif)) IWL_WARN(mvm, "Failed updating beacon data\n"); + + if (changes & BSS_CHANGED_TXPOWER) { + IWL_DEBUG_CALIB(mvm, "Changing TX Power to %d\n", + bss_conf->txpower); + iwl_mvm_set_tx_power(mvm, vif, bss_conf->txpower); + } + } static void iwl_mvm_bss_info_changed(struct ieee80211_hw *hw, @@ -2367,14 +2375,19 @@ static int iwl_mvm_send_aux_roc_cmd(struct iwl_mvm *mvm, /* Set the node address */ memcpy(aux_roc_req.node_addr, vif->addr, ETH_ALEN); + lockdep_assert_held(&mvm->mutex); + + spin_lock_bh(&mvm->time_event_lock); + + if (WARN_ON(te_data->id == HOT_SPOT_CMD)) { + spin_unlock_bh(&mvm->time_event_lock); + return -EIO; + } + te_data->vif = vif; te_data->duration = duration; te_data->id = HOT_SPOT_CMD; - lockdep_assert_held(&mvm->mutex); - - spin_lock_bh(&mvm->time_event_lock); - list_add_tail(&te_data->list, &mvm->time_event_list); spin_unlock_bh(&mvm->time_event_lock); /* @@ -2430,22 +2443,23 @@ static int iwl_mvm_roc(struct ieee80211_hw *hw, IWL_DEBUG_MAC80211(mvm, "enter (%d, %d, %d)\n", channel->hw_value, duration, type); + mutex_lock(&mvm->mutex); + switch (vif->type) { case NL80211_IFTYPE_STATION: /* Use aux roc framework (HS20) */ ret = iwl_mvm_send_aux_roc_cmd(mvm, channel, vif, duration); - return ret; + goto out_unlock; case NL80211_IFTYPE_P2P_DEVICE: /* handle below */ break; default: IWL_ERR(mvm, "vif isn't P2P_DEVICE: %d\n", vif->type); - return -EINVAL; + ret = -EINVAL; + goto out_unlock; } - mutex_lock(&mvm->mutex); - for (i = 0; i < NUM_PHY_CTX; i++) { phy_ctxt = &mvm->phy_ctxts[i]; if (phy_ctxt->ref == 0 || mvmvif->phy_ctxt == phy_ctxt) diff --git a/drivers/net/wireless/iwlwifi/mvm/ops.c b/drivers/net/wireless/iwlwifi/mvm/ops.c index 15aa298ee79c749b5e7e7e7401d92375a270c29e..48cb25a93591a44678fd051e390dc15c02078744 100644 --- a/drivers/net/wireless/iwlwifi/mvm/ops.c +++ b/drivers/net/wireless/iwlwifi/mvm/ops.c @@ -336,6 +336,7 @@ static const char *const iwl_mvm_cmd_strings[REPLY_MAX] = { CMD(DTS_MEASUREMENT_NOTIFICATION), CMD(REPLY_THERMAL_MNG_BACKOFF), CMD(MAC_PM_POWER_TABLE), + CMD(LTR_CONFIG), CMD(BT_COEX_CI), CMD(BT_COEX_UPDATE_SW_BOOST), CMD(BT_COEX_UPDATE_CORUN_LUT), diff --git a/drivers/net/wireless/iwlwifi/mvm/scan.c b/drivers/net/wireless/iwlwifi/mvm/scan.c index cb85e63c20aa340d70f2be0a3c4f48c3781e8182..b280d5d87127e87ea80f1eb36a477dad3dfcc6e2 100644 --- a/drivers/net/wireless/iwlwifi/mvm/scan.c +++ b/drivers/net/wireless/iwlwifi/mvm/scan.c @@ -459,7 +459,8 @@ int iwl_mvm_scan_request(struct iwl_mvm *mvm, basic_ssid ? 1 : 0); cmd->tx_cmd.tx_flags = cpu_to_le32(TX_CMD_FLG_SEQ_CTL | - TX_CMD_FLG_BT_DIS); + 3 << TX_CMD_FLG_BT_PRIO_POS); + cmd->tx_cmd.sta_id = mvm->aux_sta.sta_id; cmd->tx_cmd.life_time = cpu_to_le32(TX_CMD_LIFE_TIME_INFINITE); cmd->tx_cmd.rate_n_flags = diff --git a/drivers/net/wireless/iwlwifi/mvm/time-event.c b/drivers/net/wireless/iwlwifi/mvm/time-event.c index b7f9e61d14e276f5505060a0e1cc78e3f2d1af4c..6dfad230be5ed658f2cb3f295e71b43d724d293c 100644 --- a/drivers/net/wireless/iwlwifi/mvm/time-event.c +++ b/drivers/net/wireless/iwlwifi/mvm/time-event.c @@ -305,8 +305,8 @@ static int iwl_mvm_aux_roc_te_handle_notif(struct iwl_mvm *mvm, te_data->running = false; te_data->vif = NULL; te_data->uid = 0; + te_data->id = TE_MAX; } else if (le32_to_cpu(notif->action) == TE_V2_NOTIF_HOST_EVENT_START) { - set_bit(IWL_MVM_STATUS_ROC_RUNNING, &mvm->status); set_bit(IWL_MVM_STATUS_ROC_AUX_RUNNING, &mvm->status); te_data->running = true; ieee80211_ready_on_channel(mvm->hw); /* Start TE */ diff --git a/drivers/net/wireless/iwlwifi/mvm/tx.c b/drivers/net/wireless/iwlwifi/mvm/tx.c index 1cb793a498ac88a221cccb9e5efa31267e4cb028..c6a517c771df5045cd5d2cecc80b4b29848a6c9c 100644 --- a/drivers/net/wireless/iwlwifi/mvm/tx.c +++ b/drivers/net/wireless/iwlwifi/mvm/tx.c @@ -175,14 +175,10 @@ static void iwl_mvm_set_tx_cmd_rate(struct iwl_mvm *mvm, /* * for data packets, rate info comes from the table inside the fw. This - * table is controlled by LINK_QUALITY commands. Exclude ctrl port - * frames like EAPOLs which should be treated as mgmt frames. This - * avoids them being sent initially in high rates which increases the - * chances for completion of the 4-Way handshake. + * table is controlled by LINK_QUALITY commands */ - if (ieee80211_is_data(fc) && sta && - !(info->control.flags & IEEE80211_TX_CTRL_PORT_CTRL_PROTO)) { + if (ieee80211_is_data(fc) && sta) { tx_cmd->initial_rate_index = 0; tx_cmd->tx_flags |= cpu_to_le32(TX_CMD_FLG_STA_RATE); return; diff --git a/drivers/net/wireless/iwlwifi/pcie/trans.c b/drivers/net/wireless/iwlwifi/pcie/trans.c index 1393bac0025c59de0b24b1453eb7932bebda1b22..3781b029e54a328f6304bfb6cf61d52c053cbce7 100644 --- a/drivers/net/wireless/iwlwifi/pcie/trans.c +++ b/drivers/net/wireless/iwlwifi/pcie/trans.c @@ -174,6 +174,7 @@ static void iwl_pcie_apm_config(struct iwl_trans *trans) { struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); u16 lctl; + u16 cap; /* * HW bug W/A for instability in PCIe bus L0S->L1 transition. @@ -184,16 +185,17 @@ static void iwl_pcie_apm_config(struct iwl_trans *trans) * power savings, even without L1. */ pcie_capability_read_word(trans_pcie->pci_dev, PCI_EXP_LNKCTL, &lctl); - if (lctl & PCI_EXP_LNKCTL_ASPM_L1) { - /* L1-ASPM enabled; disable(!) L0S */ + if (lctl & PCI_EXP_LNKCTL_ASPM_L1) iwl_set_bit(trans, CSR_GIO_REG, CSR_GIO_REG_VAL_L0S_ENABLED); - dev_info(trans->dev, "L1 Enabled; Disabling L0S\n"); - } else { - /* L1-ASPM disabled; enable(!) L0S */ + else iwl_clear_bit(trans, CSR_GIO_REG, CSR_GIO_REG_VAL_L0S_ENABLED); - dev_info(trans->dev, "L1 Disabled; Enabling L0S\n"); - } trans->pm_support = !(lctl & PCI_EXP_LNKCTL_ASPM_L0S); + + pcie_capability_read_word(trans_pcie->pci_dev, PCI_EXP_DEVCTL2, &cap); + trans->ltr_enabled = cap & PCI_EXP_DEVCTL2_LTR_EN; + dev_info(trans->dev, "L1 %sabled - LTR %sabled\n", + (lctl & PCI_EXP_LNKCTL_ASPM_L1) ? "En" : "Dis", + trans->ltr_enabled ? "En" : "Dis"); } /* @@ -428,7 +430,7 @@ static int iwl_pcie_apm_stop_master(struct iwl_trans *trans) ret = iwl_poll_bit(trans, CSR_RESET, CSR_RESET_REG_FLAG_MASTER_DISABLED, CSR_RESET_REG_FLAG_MASTER_DISABLED, 100); - if (ret) + if (ret < 0) IWL_WARN(trans, "Master Disable Timed Out, 100 usec\n"); IWL_DEBUG_INFO(trans, "stop master\n"); @@ -544,7 +546,7 @@ static int iwl_pcie_prepare_card_hw(struct iwl_trans *trans) msleep(25); } - IWL_DEBUG_INFO(trans, "got NIC after %d iterations\n", iter); + IWL_ERR(trans, "Couldn't prepare the card\n"); return ret; } @@ -1043,7 +1045,7 @@ static int iwl_trans_pcie_d3_resume(struct iwl_trans *trans, CSR_GP_CNTRL_REG_FLAG_MAC_CLOCK_READY, CSR_GP_CNTRL_REG_FLAG_MAC_CLOCK_READY, 25000); - if (ret) { + if (ret < 0) { IWL_ERR(trans, "Failed to resume the device (mac ready)\n"); return ret; } diff --git a/drivers/net/wireless/mwifiex/11n_rxreorder.c b/drivers/net/wireless/mwifiex/11n_rxreorder.c index 40057079ffb9537eae9549518be3e5df29f1a16b..5ef5a0eeba50eb682d30e5879f565ac48ad217e4 100644 --- a/drivers/net/wireless/mwifiex/11n_rxreorder.c +++ b/drivers/net/wireless/mwifiex/11n_rxreorder.c @@ -196,6 +196,7 @@ mwifiex_del_rx_reorder_entry(struct mwifiex_private *priv, mwifiex_11n_dispatch_pkt_until_start_win(priv, tbl, start_win); del_timer_sync(&tbl->timer_context.timer); + tbl->timer_context.timer_is_set = false; spin_lock_irqsave(&priv->rx_reorder_tbl_lock, flags); list_del(&tbl->list); @@ -297,6 +298,7 @@ mwifiex_flush_data(unsigned long context) (struct reorder_tmr_cnxt *) context; int start_win, seq_num; + ctx->timer_is_set = false; seq_num = mwifiex_11n_find_last_seq_num(ctx); if (seq_num < 0) @@ -385,6 +387,7 @@ mwifiex_11n_create_rx_reorder_tbl(struct mwifiex_private *priv, u8 *ta, new_node->timer_context.ptr = new_node; new_node->timer_context.priv = priv; + new_node->timer_context.timer_is_set = false; init_timer(&new_node->timer_context.timer); new_node->timer_context.timer.function = mwifiex_flush_data; @@ -399,6 +402,22 @@ mwifiex_11n_create_rx_reorder_tbl(struct mwifiex_private *priv, u8 *ta, spin_unlock_irqrestore(&priv->rx_reorder_tbl_lock, flags); } +static void +mwifiex_11n_rxreorder_timer_restart(struct mwifiex_rx_reorder_tbl *tbl) +{ + u32 min_flush_time; + + if (tbl->win_size >= MWIFIEX_BA_WIN_SIZE_32) + min_flush_time = MIN_FLUSH_TIMER_15_MS; + else + min_flush_time = MIN_FLUSH_TIMER_MS; + + mod_timer(&tbl->timer_context.timer, + jiffies + msecs_to_jiffies(min_flush_time * tbl->win_size)); + + tbl->timer_context.timer_is_set = true; +} + /* * This function prepares command for adding a BA request. * @@ -523,31 +542,31 @@ int mwifiex_11n_rx_reorder_pkt(struct mwifiex_private *priv, u8 *ta, u8 pkt_type, void *payload) { struct mwifiex_rx_reorder_tbl *tbl; - int start_win, end_win, win_size; + int prev_start_win, start_win, end_win, win_size; u16 pkt_index; bool init_window_shift = false; + int ret = 0; tbl = mwifiex_11n_get_rx_reorder_tbl(priv, tid, ta); if (!tbl) { if (pkt_type != PKT_TYPE_BAR) mwifiex_11n_dispatch_pkt(priv, payload); - return 0; + return ret; } if ((pkt_type == PKT_TYPE_AMSDU) && !tbl->amsdu) { mwifiex_11n_dispatch_pkt(priv, payload); - return 0; + return ret; } start_win = tbl->start_win; + prev_start_win = start_win; win_size = tbl->win_size; end_win = ((start_win + win_size) - 1) & (MAX_TID_VALUE - 1); if (tbl->flags & RXREOR_INIT_WINDOW_SHIFT) { init_window_shift = true; tbl->flags &= ~RXREOR_INIT_WINDOW_SHIFT; } - mod_timer(&tbl->timer_context.timer, - jiffies + msecs_to_jiffies(MIN_FLUSH_TIMER_MS * win_size)); if (tbl->flags & RXREOR_FORCE_NO_DROP) { dev_dbg(priv->adapter->dev, @@ -568,11 +587,14 @@ int mwifiex_11n_rx_reorder_pkt(struct mwifiex_private *priv, if ((start_win + TWOPOW11) > (MAX_TID_VALUE - 1)) { if (seq_num >= ((start_win + TWOPOW11) & (MAX_TID_VALUE - 1)) && - seq_num < start_win) - return -1; + seq_num < start_win) { + ret = -1; + goto done; + } } else if ((seq_num < start_win) || - (seq_num > (start_win + TWOPOW11))) { - return -1; + (seq_num >= (start_win + TWOPOW11))) { + ret = -1; + goto done; } } @@ -601,8 +623,10 @@ int mwifiex_11n_rx_reorder_pkt(struct mwifiex_private *priv, else pkt_index = (seq_num+MAX_TID_VALUE) - start_win; - if (tbl->rx_reorder_ptr[pkt_index]) - return -1; + if (tbl->rx_reorder_ptr[pkt_index]) { + ret = -1; + goto done; + } tbl->rx_reorder_ptr[pkt_index] = payload; } @@ -613,7 +637,11 @@ int mwifiex_11n_rx_reorder_pkt(struct mwifiex_private *priv, */ mwifiex_11n_scan_and_dispatch(priv, tbl); - return 0; +done: + if (!tbl->timer_context.timer_is_set || + prev_start_win != tbl->start_win) + mwifiex_11n_rxreorder_timer_restart(tbl); + return ret; } /* diff --git a/drivers/net/wireless/mwifiex/11n_rxreorder.h b/drivers/net/wireless/mwifiex/11n_rxreorder.h index 3a87bb0e3a62adb477784a94feba13cefd32626b..63ecea89b4ab562cc00942b2542fac63ed8202e0 100644 --- a/drivers/net/wireless/mwifiex/11n_rxreorder.h +++ b/drivers/net/wireless/mwifiex/11n_rxreorder.h @@ -21,6 +21,8 @@ #define _MWIFIEX_11N_RXREORDER_H_ #define MIN_FLUSH_TIMER_MS 50 +#define MIN_FLUSH_TIMER_15_MS 15 +#define MWIFIEX_BA_WIN_SIZE_32 32 #define PKT_TYPE_BAR 0xE7 #define MAX_TID_VALUE (2 << 11) diff --git a/drivers/net/wireless/mwifiex/main.h b/drivers/net/wireless/mwifiex/main.h index e2635747d9669c21f30f08780a2024c70af2245e..f55658d15c60710d44603d12b9fbab58414050fc 100644 --- a/drivers/net/wireless/mwifiex/main.h +++ b/drivers/net/wireless/mwifiex/main.h @@ -592,6 +592,7 @@ struct reorder_tmr_cnxt { struct timer_list timer; struct mwifiex_rx_reorder_tbl *ptr; struct mwifiex_private *priv; + u8 timer_is_set; }; struct mwifiex_rx_reorder_tbl { diff --git a/drivers/net/wireless/rt2x00/rt2800usb.c b/drivers/net/wireless/rt2x00/rt2800usb.c index 573897b8e878a2e6bfc3aa61a9df72d9b99e0372..8444313eabe2bbc1bdcb660c5a82bff17f3fdb90 100644 --- a/drivers/net/wireless/rt2x00/rt2800usb.c +++ b/drivers/net/wireless/rt2x00/rt2800usb.c @@ -1111,6 +1111,7 @@ static struct usb_device_id rt2800usb_device_table[] = { /* Ovislink */ { USB_DEVICE(0x1b75, 0x3071) }, { USB_DEVICE(0x1b75, 0x3072) }, + { USB_DEVICE(0x1b75, 0xa200) }, /* Para */ { USB_DEVICE(0x20b8, 0x8888) }, /* Pegatron */ diff --git a/drivers/net/wireless/rtlwifi/base.c b/drivers/net/wireless/rtlwifi/base.c index 58ba718308862391b108a41e0eab1e7ff7fa226a..40b6d1d006d7ab7dc9076a967fedae75259dc1fd 100644 --- a/drivers/net/wireless/rtlwifi/base.c +++ b/drivers/net/wireless/rtlwifi/base.c @@ -467,7 +467,7 @@ static void _rtl_init_deferred_work(struct ieee80211_hw *hw) rtl_easy_concurrent_retrytimer_callback, (unsigned long)hw); /* <2> work queue */ rtlpriv->works.hw = hw; - rtlpriv->works.rtl_wq = alloc_workqueue(rtlpriv->cfg->name, 0, 0); + rtlpriv->works.rtl_wq = alloc_workqueue("%s", 0, 0, rtlpriv->cfg->name); INIT_DELAYED_WORK(&rtlpriv->works.watchdog_wq, (void *)rtl_watchdog_wq_callback); INIT_DELAYED_WORK(&rtlpriv->works.ips_nic_off_wq, diff --git a/drivers/net/wireless/rtlwifi/core.c b/drivers/net/wireless/rtlwifi/core.c index f6179bc060869cfdb6dd6d9d9c90d8cc43197904..07dae0d44abc09a78025d71e32570dc68b50194c 100644 --- a/drivers/net/wireless/rtlwifi/core.c +++ b/drivers/net/wireless/rtlwifi/core.c @@ -1828,3 +1828,9 @@ const struct ieee80211_ops rtl_ops = { .flush = rtl_op_flush, }; EXPORT_SYMBOL_GPL(rtl_ops); + +bool rtl_btc_status_false(void) +{ + return false; +} +EXPORT_SYMBOL_GPL(rtl_btc_status_false); diff --git a/drivers/net/wireless/rtlwifi/core.h b/drivers/net/wireless/rtlwifi/core.h index 59cd3b9dca25f895bcd6ee24f43f366867c8e41a..624e1dc16d31d383ba92cbc8cd08e28d180df882 100644 --- a/drivers/net/wireless/rtlwifi/core.h +++ b/drivers/net/wireless/rtlwifi/core.h @@ -42,5 +42,6 @@ void rtl_rfreg_delay(struct ieee80211_hw *hw, enum radio_path rfpath, u32 addr, u32 mask, u32 data); void rtl_bb_delay(struct ieee80211_hw *hw, u32 addr, u32 data); bool rtl_cmd_send_packet(struct ieee80211_hw *hw, struct sk_buff *skb); +bool rtl_btc_status_false(void); #endif diff --git a/drivers/net/wireless/rtlwifi/pci.c b/drivers/net/wireless/rtlwifi/pci.c index 667aba81246c9ac094db11a5c455be9c29d273ad..25daa8715219c6b89f110bb048cace12e3414159 100644 --- a/drivers/net/wireless/rtlwifi/pci.c +++ b/drivers/net/wireless/rtlwifi/pci.c @@ -1796,7 +1796,8 @@ static int rtl_pci_start(struct ieee80211_hw *hw) rtl_pci_reset_trx_ring(hw); rtlpci->driver_is_goingto_unload = false; - if (rtlpriv->cfg->ops->get_btc_status()) { + if (rtlpriv->cfg->ops->get_btc_status && + rtlpriv->cfg->ops->get_btc_status()) { rtlpriv->btcoexist.btc_ops->btc_init_variables(rtlpriv); rtlpriv->btcoexist.btc_ops->btc_init_hal_vars(rtlpriv); } diff --git a/drivers/net/wireless/rtlwifi/rtl8192c/fw_common.c b/drivers/net/wireless/rtlwifi/rtl8192c/fw_common.c index a00861b26ece7ae6b2c6168ca22bdaed42c71033..29983bc96a89289187617a5cf202386f74386639 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192c/fw_common.c +++ b/drivers/net/wireless/rtlwifi/rtl8192c/fw_common.c @@ -656,7 +656,8 @@ static u8 reserved_page_packet[TOTAL_RESERVED_PKT_LEN] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, }; -void rtl92c_set_fw_rsvdpagepkt(struct ieee80211_hw *hw, bool b_dl_finished) +void rtl92c_set_fw_rsvdpagepkt(struct ieee80211_hw *hw, + bool (*cmd_send_packet)(struct ieee80211_hw *, struct sk_buff *)) { struct rtl_priv *rtlpriv = rtl_priv(hw); struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); @@ -722,7 +723,10 @@ void rtl92c_set_fw_rsvdpagepkt(struct ieee80211_hw *hw, bool b_dl_finished) memcpy((u8 *)skb_put(skb, totalpacketlen), &reserved_page_packet, totalpacketlen); - rtstatus = rtl_cmd_send_packet(hw, skb); + if (cmd_send_packet) + rtstatus = cmd_send_packet(hw, skb); + else + rtstatus = rtl_cmd_send_packet(hw, skb); if (rtstatus) b_dlok = true; diff --git a/drivers/net/wireless/rtlwifi/rtl8192c/fw_common.h b/drivers/net/wireless/rtlwifi/rtl8192c/fw_common.h index a815bd6273da0645cf86f6f77050f220875ec6ff..b64ae45dc6743869da3746a7382683936e86f88c 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192c/fw_common.h +++ b/drivers/net/wireless/rtlwifi/rtl8192c/fw_common.h @@ -109,7 +109,9 @@ void rtl92c_fill_h2c_cmd(struct ieee80211_hw *hw, u8 element_id, u32 cmd_len, u8 *p_cmdbuffer); void rtl92c_firmware_selfreset(struct ieee80211_hw *hw); void rtl92c_set_fw_pwrmode_cmd(struct ieee80211_hw *hw, u8 mode); -void rtl92c_set_fw_rsvdpagepkt(struct ieee80211_hw *hw, bool b_dl_finished); +void rtl92c_set_fw_rsvdpagepkt + (struct ieee80211_hw *hw, + bool (*cmd_send_packet)(struct ieee80211_hw *, struct sk_buff *)); void rtl92c_set_fw_joinbss_report_cmd(struct ieee80211_hw *hw, u8 mstatus); void usb_writeN_async(struct rtl_priv *rtlpriv, u32 addr, void *data, u16 len); void rtl92c_set_p2p_ps_offload_cmd(struct ieee80211_hw *hw, u8 p2p_ps_state); diff --git a/drivers/net/wireless/rtlwifi/rtl8192ce/def.h b/drivers/net/wireless/rtlwifi/rtl8192ce/def.h index 831df101d7b7a97866b55283c8e998e3c9152806..9b660df6fd712fd517638723bb0616b17b9df257 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192ce/def.h +++ b/drivers/net/wireless/rtlwifi/rtl8192ce/def.h @@ -114,6 +114,8 @@ LE_BITS_TO_4BYTE(((__pcmdfbhdr) + 4), 16, 4) #define GET_C2H_CMD_FEEDBACK_CCX_SEQ(__pcmdfbhdr) \ LE_BITS_TO_4BYTE(((__pcmdfbhdr) + 4), 20, 12) +#define GET_RX_STATUS_DESC_BUFF_ADDR(__pdesc) \ + SHIFT_AND_MASK_LE(__pdesc + 24, 0, 32) #define CHIP_VER_B BIT(4) #define CHIP_BONDING_IDENTIFIER(_value) (((_value) >> 22) & 0x3) diff --git a/drivers/net/wireless/rtlwifi/rtl8192ce/hw.c b/drivers/net/wireless/rtlwifi/rtl8192ce/hw.c index 8ec0f031f48a575035dbe59af4b2f236d4260c72..55357d69397a3370d8f4081ecec3d578daa3b8b9 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192ce/hw.c +++ b/drivers/net/wireless/rtlwifi/rtl8192ce/hw.c @@ -459,7 +459,7 @@ void rtl92ce_set_hw_reg(struct ieee80211_hw *hw, u8 variable, u8 *val) rtl_write_byte(rtlpriv, REG_FWHW_TXQ_CTRL + 2, tmp_reg422 & (~BIT(6))); - rtl92c_set_fw_rsvdpagepkt(hw, 0); + rtl92c_set_fw_rsvdpagepkt(hw, NULL); _rtl92ce_set_bcn_ctrl_reg(hw, BIT(3), 0); _rtl92ce_set_bcn_ctrl_reg(hw, 0, BIT(4)); diff --git a/drivers/net/wireless/rtlwifi/rtl8192ce/sw.c b/drivers/net/wireless/rtlwifi/rtl8192ce/sw.c index d86b5b566444e1098a666909e3d86865c00f0b7c..46ea07605eb47f449f7850dea3b8b0862555ffde 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192ce/sw.c +++ b/drivers/net/wireless/rtlwifi/rtl8192ce/sw.c @@ -244,6 +244,7 @@ static struct rtl_hal_ops rtl8192ce_hal_ops = { .phy_lc_calibrate = _rtl92ce_phy_lc_calibrate, .phy_set_bw_mode_callback = rtl92ce_phy_set_bw_mode_callback, .dm_dynamic_txpower = rtl92ce_dm_dynamic_txpower, + .get_btc_status = rtl_btc_status_false, }; static struct rtl_mod_params rtl92ce_mod_params = { diff --git a/drivers/net/wireless/rtlwifi/rtl8192ce/trx.c b/drivers/net/wireless/rtlwifi/rtl8192ce/trx.c index 2fb9c7acb76a3bf7d6fa1feee728b15365b86207..dc3d20b17a265479906fa9d6777cc6e29e533f34 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192ce/trx.c +++ b/drivers/net/wireless/rtlwifi/rtl8192ce/trx.c @@ -728,6 +728,9 @@ u32 rtl92ce_get_desc(u8 *p_desc, bool istx, u8 desc_name) case HW_DESC_RXPKT_LEN: ret = GET_RX_DESC_PKT_LEN(pdesc); break; + case HW_DESC_RXBUFF_ADDR: + ret = GET_RX_STATUS_DESC_BUFF_ADDR(pdesc); + break; default: RT_ASSERT(false, "ERR rxdesc :%d not process\n", desc_name); diff --git a/drivers/net/wireless/rtlwifi/rtl8192cu/hw.c b/drivers/net/wireless/rtlwifi/rtl8192cu/hw.c index 04aa0b5f5b3d10a1ae16eb8db5ea74d4f38e1890..873363acbacfac12df0d0c724dc962c74b2a2fc7 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192cu/hw.c +++ b/drivers/net/wireless/rtlwifi/rtl8192cu/hw.c @@ -1592,6 +1592,20 @@ void rtl92cu_get_hw_reg(struct ieee80211_hw *hw, u8 variable, u8 *val) } } +bool usb_cmd_send_packet(struct ieee80211_hw *hw, struct sk_buff *skb) +{ + /* Currently nothing happens here. + * Traffic stops after some seconds in WPA2 802.11n mode. + * Maybe because rtl8192cu chip should be set from here? + * If I understand correctly, the realtek vendor driver sends some urbs + * if its "here". + * + * This is maybe necessary: + * rtlpriv->cfg->ops->fill_tx_cmddesc(hw, buffer, 1, 1, skb); + */ + return true; +} + void rtl92cu_set_hw_reg(struct ieee80211_hw *hw, u8 variable, u8 *val) { struct rtl_priv *rtlpriv = rtl_priv(hw); @@ -1939,7 +1953,8 @@ void rtl92cu_set_hw_reg(struct ieee80211_hw *hw, u8 variable, u8 *val) recover = true; rtl_write_byte(rtlpriv, REG_FWHW_TXQ_CTRL + 2, tmp_reg422 & (~BIT(6))); - rtl92c_set_fw_rsvdpagepkt(hw, 0); + rtl92c_set_fw_rsvdpagepkt(hw, + &usb_cmd_send_packet); _rtl92cu_set_bcn_ctrl_reg(hw, BIT(3), 0); _rtl92cu_set_bcn_ctrl_reg(hw, 0, BIT(4)); if (recover) diff --git a/drivers/net/wireless/rtlwifi/rtl8192cu/hw.h b/drivers/net/wireless/rtlwifi/rtl8192cu/hw.h index 0f7812e0c8aa0c75d5382c52b4872431447c8108..c1e33b0228c0176e1ae31f5a8f99085a4f840397 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192cu/hw.h +++ b/drivers/net/wireless/rtlwifi/rtl8192cu/hw.h @@ -104,7 +104,6 @@ bool rtl92cu_gpio_radio_on_off_checking(struct ieee80211_hw *hw, u8 * valid); void rtl92cu_set_check_bssid(struct ieee80211_hw *hw, bool check_bssid); int rtl92c_download_fw(struct ieee80211_hw *hw); void rtl92c_set_fw_pwrmode_cmd(struct ieee80211_hw *hw, u8 mode); -void rtl92c_set_fw_rsvdpagepkt(struct ieee80211_hw *hw, bool dl_finished); void rtl92c_set_fw_joinbss_report_cmd(struct ieee80211_hw *hw, u8 mstatus); void rtl92c_fill_h2c_cmd(struct ieee80211_hw *hw, u8 element_id, u32 cmd_len, u8 *p_cmdbuffer); diff --git a/drivers/net/wireless/rtlwifi/rtl8192cu/sw.c b/drivers/net/wireless/rtlwifi/rtl8192cu/sw.c index 7c5fbaf5fee0d790d1cfbeaa563a1c360a1a976b..e06bafee37f9764b4041bd64665c46e3a889d238 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192cu/sw.c +++ b/drivers/net/wireless/rtlwifi/rtl8192cu/sw.c @@ -101,6 +101,12 @@ static void rtl92cu_deinit_sw_vars(struct ieee80211_hw *hw) } } +/* get bt coexist status */ +static bool rtl92cu_get_btc_status(void) +{ + return false; +} + static struct rtl_hal_ops rtl8192cu_hal_ops = { .init_sw_vars = rtl92cu_init_sw_vars, .deinit_sw_vars = rtl92cu_deinit_sw_vars, @@ -148,6 +154,7 @@ static struct rtl_hal_ops rtl8192cu_hal_ops = { .phy_set_bw_mode_callback = rtl92cu_phy_set_bw_mode_callback, .dm_dynamic_txpower = rtl92cu_dm_dynamic_txpower, .fill_h2c_cmd = rtl92c_fill_h2c_cmd, + .get_btc_status = rtl92cu_get_btc_status, }; static struct rtl_mod_params rtl92cu_mod_params = { diff --git a/drivers/net/wireless/rtlwifi/rtl8192de/sw.c b/drivers/net/wireless/rtlwifi/rtl8192de/sw.c index edab5a5351b52a814ec10833109666309279e2b1..a0aba088259aa97b6f80fb37e02d6f0c881b039b 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192de/sw.c +++ b/drivers/net/wireless/rtlwifi/rtl8192de/sw.c @@ -251,6 +251,7 @@ static struct rtl_hal_ops rtl8192de_hal_ops = { .get_rfreg = rtl92d_phy_query_rf_reg, .set_rfreg = rtl92d_phy_set_rf_reg, .linked_set_reg = rtl92d_linked_set_reg, + .get_btc_status = rtl_btc_status_false, }; static struct rtl_mod_params rtl92de_mod_params = { diff --git a/drivers/net/wireless/rtlwifi/rtl8192ee/hw.c b/drivers/net/wireless/rtlwifi/rtl8192ee/hw.c index dfdc9b20e4ad4d868012c80f4233559e58050052..1a87edca2c3f36a1d540eabc4c3247da5b1959d6 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192ee/hw.c +++ b/drivers/net/wireless/rtlwifi/rtl8192ee/hw.c @@ -362,7 +362,7 @@ void rtl92ee_get_hw_reg(struct ieee80211_hw *hw, u8 variable, u8 *val) } break; default: - RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, + RT_TRACE(rtlpriv, COMP_ERR, DBG_DMESG, "switch case not process %x\n", variable); break; } @@ -591,7 +591,7 @@ void rtl92ee_set_hw_reg(struct ieee80211_hw *hw, u8 variable, u8 *val) acm_ctrl &= (~ACMHW_BEQEN); break; default: - RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, + RT_TRACE(rtlpriv, COMP_ERR, DBG_DMESG, "switch case not process\n"); break; } @@ -710,7 +710,7 @@ void rtl92ee_set_hw_reg(struct ieee80211_hw *hw, u8 variable, u8 *val) } break; default: - RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, + RT_TRACE(rtlpriv, COMP_ERR, DBG_DMESG, "switch case not process %x\n", variable); break; } @@ -2424,7 +2424,7 @@ void rtl92ee_set_key(struct ieee80211_hw *hw, u32 key_index, enc_algo = CAM_AES; break; default: - RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, + RT_TRACE(rtlpriv, COMP_ERR, DBG_DMESG, "switch case not process\n"); enc_algo = CAM_TKIP; break; diff --git a/drivers/net/wireless/rtlwifi/rtl8192se/def.h b/drivers/net/wireless/rtlwifi/rtl8192se/def.h index 83c98674bfd3176f8fc512f80b7a31be83ba87da..6e7a70b43949eab504d70a70742dc216fb6e27d1 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192se/def.h +++ b/drivers/net/wireless/rtlwifi/rtl8192se/def.h @@ -446,6 +446,8 @@ /* DWORD 6 */ #define SET_RX_STATUS__DESC_BUFF_ADDR(__pdesc, __val) \ SET_BITS_OFFSET_LE(__pdesc + 24, 0, 32, __val) +#define GET_RX_STATUS_DESC_BUFF_ADDR(__pdesc) \ + SHIFT_AND_MASK_LE(__pdesc + 24, 0, 32) #define SE_RX_HAL_IS_CCK_RATE(_pdesc)\ (GET_RX_STATUS_DESC_RX_MCS(_pdesc) == DESC92_RATE1M || \ diff --git a/drivers/net/wireless/rtlwifi/rtl8192se/sw.c b/drivers/net/wireless/rtlwifi/rtl8192se/sw.c index 1bff2a0f760087d0a510e247f01d1c6a33eee891..aadba29c167aff4c8ddf38db610db3cdfcbfcd93 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192se/sw.c +++ b/drivers/net/wireless/rtlwifi/rtl8192se/sw.c @@ -87,11 +87,8 @@ static void rtl92s_init_aspm_vars(struct ieee80211_hw *hw) static void rtl92se_fw_cb(const struct firmware *firmware, void *context) { struct ieee80211_hw *hw = context; - struct rtl_pci_priv *pcipriv = rtl_pcipriv(hw); struct rtl_priv *rtlpriv = rtl_priv(hw); - struct rtl_pci *rtlpci = rtl_pcidev(pcipriv); struct rt_firmware *pfirmware = NULL; - int err; RT_TRACE(rtlpriv, COMP_ERR, DBG_LOUD, "Firmware callback routine entered!\n"); @@ -112,20 +109,6 @@ static void rtl92se_fw_cb(const struct firmware *firmware, void *context) memcpy(pfirmware->sz_fw_tmpbuffer, firmware->data, firmware->size); pfirmware->sz_fw_tmpbufferlen = firmware->size; release_firmware(firmware); - - err = ieee80211_register_hw(hw); - if (err) { - RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, - "Can't register mac80211 hw\n"); - return; - } else { - rtlpriv->mac80211.mac80211_registered = 1; - } - rtlpci->irq_alloc = 1; - set_bit(RTL_STATUS_INTERFACE_START, &rtlpriv->status); - - /*init rfkill */ - rtl_init_rfkill(hw); } static int rtl92s_init_sw_vars(struct ieee80211_hw *hw) @@ -226,8 +209,8 @@ static int rtl92s_init_sw_vars(struct ieee80211_hw *hw) if (!rtlpriv->rtlhal.pfirmware) return 1; - rtlpriv->max_fw_size = RTL8190_MAX_RAW_FIRMWARE_CODE_SIZE; - + rtlpriv->max_fw_size = RTL8190_MAX_FIRMWARE_CODE_SIZE*2 + + sizeof(struct fw_hdr); pr_info("Driver for Realtek RTL8192SE/RTL8191SE\n" "Loading firmware %s\n", rtlpriv->cfg->fw_name); /* request fw */ @@ -294,6 +277,7 @@ static struct rtl_hal_ops rtl8192se_hal_ops = { .set_bbreg = rtl92s_phy_set_bb_reg, .get_rfreg = rtl92s_phy_query_rf_reg, .set_rfreg = rtl92s_phy_set_rf_reg, + .get_btc_status = rtl_btc_status_false, }; static struct rtl_mod_params rtl92se_mod_params = { diff --git a/drivers/net/wireless/rtlwifi/rtl8192se/trx.c b/drivers/net/wireless/rtlwifi/rtl8192se/trx.c index b358ebce8942127413105b39e3799006d559eed8..672fd3b02835e30414044311af02a3383886e554 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192se/trx.c +++ b/drivers/net/wireless/rtlwifi/rtl8192se/trx.c @@ -640,6 +640,9 @@ u32 rtl92se_get_desc(u8 *desc, bool istx, u8 desc_name) case HW_DESC_RXPKT_LEN: ret = GET_RX_STATUS_DESC_PKT_LEN(desc); break; + case HW_DESC_RXBUFF_ADDR: + ret = GET_RX_STATUS_DESC_BUFF_ADDR(desc); + break; default: RT_ASSERT(false, "ERR rxdesc :%d not process\n", desc_name); diff --git a/drivers/net/wireless/rtlwifi/rtl8821ae/phy.c b/drivers/net/wireless/rtlwifi/rtl8821ae/phy.c index 9786313dc62f2b3a50143bffc59255e8f1d45af8..1e9570fa874fe6309962d2de2251fc923da424cb 100644 --- a/drivers/net/wireless/rtlwifi/rtl8821ae/phy.c +++ b/drivers/net/wireless/rtlwifi/rtl8821ae/phy.c @@ -1889,15 +1889,18 @@ static void _rtl8821ae_store_tx_power_by_rate(struct ieee80211_hw *hw, struct rtl_phy *rtlphy = &rtlpriv->phy; u8 rate_section = _rtl8821ae_get_rate_section_index(regaddr); - if (band != BAND_ON_2_4G && band != BAND_ON_5G) + if (band != BAND_ON_2_4G && band != BAND_ON_5G) { RT_TRACE(rtlpriv, COMP_INIT, DBG_WARNING, "Invalid Band %d\n", band); - - if (rfpath >= MAX_RF_PATH) + band = BAND_ON_2_4G; + } + if (rfpath >= MAX_RF_PATH) { RT_TRACE(rtlpriv, COMP_INIT, DBG_WARNING, "Invalid RfPath %d\n", rfpath); - - if (txnum >= MAX_RF_PATH) + rfpath = MAX_RF_PATH - 1; + } + if (txnum >= MAX_RF_PATH) { RT_TRACE(rtlpriv, COMP_INIT, DBG_WARNING, "Invalid TxNum %d\n", txnum); - + txnum = MAX_RF_PATH - 1; + } rtlphy->tx_power_by_rate_offset[band][rfpath][txnum][rate_section] = data; RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD, "TxPwrByRateOffset[Band %d][RfPath %d][TxNum %d][RateSection %d] = 0x%x\n", diff --git a/drivers/net/wireless/rtlwifi/usb.c b/drivers/net/wireless/rtlwifi/usb.c index 10cf69c4bc42ea93adefdab5569cbe90a19a4a63..46ee956d0235dc79dbb8130242b5b2586fd4db5e 100644 --- a/drivers/net/wireless/rtlwifi/usb.c +++ b/drivers/net/wireless/rtlwifi/usb.c @@ -1117,7 +1117,18 @@ int rtl_usb_probe(struct usb_interface *intf, } rtlpriv->cfg->ops->init_sw_leds(hw); + err = ieee80211_register_hw(hw); + if (err) { + RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, + "Can't register mac80211 hw.\n"); + err = -ENODEV; + goto error_out; + } + rtlpriv->mac80211.mac80211_registered = 1; + + set_bit(RTL_STATUS_INTERFACE_START, &rtlpriv->status); return 0; + error_out: rtl_deinit_core(hw); _rtl_usb_io_handler_release(hw); diff --git a/drivers/net/xen-netback/common.h b/drivers/net/xen-netback/common.h index d4eb8d2e9cb7f7f2bc0b3816dd788e6eb01c7927..083ecc93fe5e7b0941aedba3ccb9fd27158cc03b 100644 --- a/drivers/net/xen-netback/common.h +++ b/drivers/net/xen-netback/common.h @@ -176,10 +176,11 @@ struct xenvif_queue { /* Per-queue data for xenvif */ char rx_irq_name[IRQ_NAME_SIZE]; /* DEVNAME-qN-rx */ struct xen_netif_rx_back_ring rx; struct sk_buff_head rx_queue; - RING_IDX rx_last_skb_slots; - unsigned long status; - struct timer_list rx_stalled; + unsigned int rx_queue_max; + unsigned int rx_queue_len; + unsigned long last_rx_time; + bool stalled; struct gnttab_copy grant_copy_op[MAX_GRANT_COPY_OPS]; @@ -199,18 +200,14 @@ struct xenvif_queue { /* Per-queue data for xenvif */ struct xenvif_stats stats; }; +/* Maximum number of Rx slots a to-guest packet may use, including the + * slot needed for GSO meta-data. + */ +#define XEN_NETBK_RX_SLOTS_MAX (MAX_SKB_FRAGS + 1) + enum state_bit_shift { /* This bit marks that the vif is connected */ VIF_STATUS_CONNECTED, - /* This bit signals the RX thread that queuing was stopped (in - * start_xmit), and either the timer fired or an RX interrupt came - */ - QUEUE_STATUS_RX_PURGE_EVENT, - /* This bit tells the interrupt handler that this queue was the reason - * for the carrier off, so it should kick the thread. Only queues which - * brought it down can turn on the carrier. - */ - QUEUE_STATUS_RX_STALLED }; struct xenvif { @@ -228,9 +225,6 @@ struct xenvif { u8 ip_csum:1; u8 ipv6_csum:1; - /* Internal feature information. */ - u8 can_queue:1; /* can queue packets for receiver? */ - /* Is this interface disabled? True when backend discovers * frontend is rogue. */ @@ -240,6 +234,9 @@ struct xenvif { /* Queues */ struct xenvif_queue *queues; unsigned int num_queues; /* active queues, resource allocated */ + unsigned int stalled_queues; + + spinlock_t lock; #ifdef CONFIG_DEBUG_FS struct dentry *xenvif_dbg_root; @@ -249,6 +246,14 @@ struct xenvif { struct net_device *dev; }; +struct xenvif_rx_cb { + unsigned long expires; + int meta_slots_used; + bool full_coalesce; +}; + +#define XENVIF_RX_CB(skb) ((struct xenvif_rx_cb *)(skb)->cb) + static inline struct xenbus_device *xenvif_to_xenbus_device(struct xenvif *vif) { return to_xenbus_device(vif->dev->dev.parent); @@ -272,8 +277,6 @@ void xenvif_xenbus_fini(void); int xenvif_schedulable(struct xenvif *vif); -int xenvif_must_stop_queue(struct xenvif_queue *queue); - int xenvif_queue_stopped(struct xenvif_queue *queue); void xenvif_wake_queue(struct xenvif_queue *queue); @@ -296,6 +299,8 @@ void xenvif_kick_thread(struct xenvif_queue *queue); int xenvif_dealloc_kthread(void *data); +void xenvif_rx_queue_tail(struct xenvif_queue *queue, struct sk_buff *skb); + /* Determine whether the needed number of slots (req) are available, * and set req_event if not. */ diff --git a/drivers/net/xen-netback/interface.c b/drivers/net/xen-netback/interface.c index f379689dde309b7bf63eb511ef7f28a827f71fc5..895fe84011e7ea4a2138b33d9e84ab802f1142f6 100644 --- a/drivers/net/xen-netback/interface.c +++ b/drivers/net/xen-netback/interface.c @@ -43,6 +43,9 @@ #define XENVIF_QUEUE_LENGTH 32 #define XENVIF_NAPI_WEIGHT 64 +/* Number of bytes allowed on the internal guest Rx queue. */ +#define XENVIF_RX_QUEUE_BYTES (XEN_NETIF_RX_RING_SIZE/2 * PAGE_SIZE) + /* This function is used to set SKBTX_DEV_ZEROCOPY as well as * increasing the inflight counter. We need to increase the inflight * counter because core driver calls into xenvif_zerocopy_callback @@ -60,20 +63,11 @@ void xenvif_skb_zerocopy_complete(struct xenvif_queue *queue) atomic_dec(&queue->inflight_packets); } -static inline void xenvif_stop_queue(struct xenvif_queue *queue) -{ - struct net_device *dev = queue->vif->dev; - - if (!queue->vif->can_queue) - return; - - netif_tx_stop_queue(netdev_get_tx_queue(dev, queue->id)); -} - int xenvif_schedulable(struct xenvif *vif) { return netif_running(vif->dev) && - test_bit(VIF_STATUS_CONNECTED, &vif->status); + test_bit(VIF_STATUS_CONNECTED, &vif->status) && + !vif->disabled; } static irqreturn_t xenvif_tx_interrupt(int irq, void *dev_id) @@ -114,16 +108,7 @@ int xenvif_poll(struct napi_struct *napi, int budget) static irqreturn_t xenvif_rx_interrupt(int irq, void *dev_id) { struct xenvif_queue *queue = dev_id; - struct netdev_queue *net_queue = - netdev_get_tx_queue(queue->vif->dev, queue->id); - /* QUEUE_STATUS_RX_PURGE_EVENT is only set if either QDisc was off OR - * the carrier went down and this queue was previously blocked - */ - if (unlikely(netif_tx_queue_stopped(net_queue) || - (!netif_carrier_ok(queue->vif->dev) && - test_bit(QUEUE_STATUS_RX_STALLED, &queue->status)))) - set_bit(QUEUE_STATUS_RX_PURGE_EVENT, &queue->status); xenvif_kick_thread(queue); return IRQ_HANDLED; @@ -151,24 +136,13 @@ void xenvif_wake_queue(struct xenvif_queue *queue) netif_tx_wake_queue(netdev_get_tx_queue(dev, id)); } -/* Callback to wake the queue's thread and turn the carrier off on timeout */ -static void xenvif_rx_stalled(unsigned long data) -{ - struct xenvif_queue *queue = (struct xenvif_queue *)data; - - if (xenvif_queue_stopped(queue)) { - set_bit(QUEUE_STATUS_RX_PURGE_EVENT, &queue->status); - xenvif_kick_thread(queue); - } -} - static int xenvif_start_xmit(struct sk_buff *skb, struct net_device *dev) { struct xenvif *vif = netdev_priv(dev); struct xenvif_queue *queue = NULL; unsigned int num_queues = vif->num_queues; u16 index; - int min_slots_needed; + struct xenvif_rx_cb *cb; BUG_ON(skb->dev != dev); @@ -191,30 +165,10 @@ static int xenvif_start_xmit(struct sk_buff *skb, struct net_device *dev) !xenvif_schedulable(vif)) goto drop; - /* At best we'll need one slot for the header and one for each - * frag. - */ - min_slots_needed = 1 + skb_shinfo(skb)->nr_frags; - - /* If the skb is GSO then we'll also need an extra slot for the - * metadata. - */ - if (skb_is_gso(skb)) - min_slots_needed++; + cb = XENVIF_RX_CB(skb); + cb->expires = jiffies + rx_drain_timeout_jiffies; - /* If the skb can't possibly fit in the remaining slots - * then turn off the queue to give the ring a chance to - * drain. - */ - if (!xenvif_rx_ring_slots_available(queue, min_slots_needed)) { - queue->rx_stalled.function = xenvif_rx_stalled; - queue->rx_stalled.data = (unsigned long)queue; - xenvif_stop_queue(queue); - mod_timer(&queue->rx_stalled, - jiffies + rx_drain_timeout_jiffies); - } - - skb_queue_tail(&queue->rx_queue, skb); + xenvif_rx_queue_tail(queue, skb); xenvif_kick_thread(queue); return NETDEV_TX_OK; @@ -465,6 +419,8 @@ struct xenvif *xenvif_alloc(struct device *parent, domid_t domid, vif->queues = NULL; vif->num_queues = 0; + spin_lock_init(&vif->lock); + dev->netdev_ops = &xenvif_netdev_ops; dev->hw_features = NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM | @@ -508,6 +464,8 @@ int xenvif_init_queue(struct xenvif_queue *queue) init_timer(&queue->credit_timeout); queue->credit_window_start = get_jiffies_64(); + queue->rx_queue_max = XENVIF_RX_QUEUE_BYTES; + skb_queue_head_init(&queue->rx_queue); skb_queue_head_init(&queue->tx_queue); @@ -539,8 +497,6 @@ int xenvif_init_queue(struct xenvif_queue *queue) queue->grant_tx_handle[i] = NETBACK_INVALID_HANDLE; } - init_timer(&queue->rx_stalled); - return 0; } @@ -551,7 +507,6 @@ void xenvif_carrier_on(struct xenvif *vif) dev_set_mtu(vif->dev, ETH_DATA_LEN); netdev_update_features(vif->dev); set_bit(VIF_STATUS_CONNECTED, &vif->status); - netif_carrier_on(vif->dev); if (netif_running(vif->dev)) xenvif_up(vif); rtnl_unlock(); @@ -611,6 +566,8 @@ int xenvif_connect(struct xenvif_queue *queue, unsigned long tx_ring_ref, disable_irq(queue->rx_irq); } + queue->stalled = true; + task = kthread_create(xenvif_kthread_guest_rx, (void *)queue, "%s-guest-rx", queue->name); if (IS_ERR(task)) { @@ -674,7 +631,6 @@ void xenvif_disconnect(struct xenvif *vif) netif_napi_del(&queue->napi); if (queue->task) { - del_timer_sync(&queue->rx_stalled); kthread_stop(queue->task); queue->task = NULL; } diff --git a/drivers/net/xen-netback/netback.c b/drivers/net/xen-netback/netback.c index 08f65996534cbd1b861c0031b70ebd6d78d47720..6563f0713fc0f5e324a18e2d87ba1f4614e1a008 100644 --- a/drivers/net/xen-netback/netback.c +++ b/drivers/net/xen-netback/netback.c @@ -55,13 +55,20 @@ bool separate_tx_rx_irq = 1; module_param(separate_tx_rx_irq, bool, 0644); -/* When guest ring is filled up, qdisc queues the packets for us, but we have - * to timeout them, otherwise other guests' packets can get stuck there +/* The time that packets can stay on the guest Rx internal queue + * before they are dropped. */ unsigned int rx_drain_timeout_msecs = 10000; module_param(rx_drain_timeout_msecs, uint, 0444); unsigned int rx_drain_timeout_jiffies; +/* The length of time before the frontend is considered unresponsive + * because it isn't providing Rx slots. + */ +static unsigned int rx_stall_timeout_msecs = 60000; +module_param(rx_stall_timeout_msecs, uint, 0444); +static unsigned int rx_stall_timeout_jiffies; + unsigned int xenvif_max_queues; module_param_named(max_queues, xenvif_max_queues, uint, 0644); MODULE_PARM_DESC(max_queues, @@ -83,7 +90,6 @@ static void make_tx_response(struct xenvif_queue *queue, s8 st); static inline int tx_work_todo(struct xenvif_queue *queue); -static inline int rx_work_todo(struct xenvif_queue *queue); static struct xen_netif_rx_response *make_rx_response(struct xenvif_queue *queue, u16 id, @@ -163,6 +169,69 @@ bool xenvif_rx_ring_slots_available(struct xenvif_queue *queue, int needed) return false; } +void xenvif_rx_queue_tail(struct xenvif_queue *queue, struct sk_buff *skb) +{ + unsigned long flags; + + spin_lock_irqsave(&queue->rx_queue.lock, flags); + + __skb_queue_tail(&queue->rx_queue, skb); + + queue->rx_queue_len += skb->len; + if (queue->rx_queue_len > queue->rx_queue_max) + netif_tx_stop_queue(netdev_get_tx_queue(queue->vif->dev, queue->id)); + + spin_unlock_irqrestore(&queue->rx_queue.lock, flags); +} + +static struct sk_buff *xenvif_rx_dequeue(struct xenvif_queue *queue) +{ + struct sk_buff *skb; + + spin_lock_irq(&queue->rx_queue.lock); + + skb = __skb_dequeue(&queue->rx_queue); + if (skb) + queue->rx_queue_len -= skb->len; + + spin_unlock_irq(&queue->rx_queue.lock); + + return skb; +} + +static void xenvif_rx_queue_maybe_wake(struct xenvif_queue *queue) +{ + spin_lock_irq(&queue->rx_queue.lock); + + if (queue->rx_queue_len < queue->rx_queue_max) + netif_tx_wake_queue(netdev_get_tx_queue(queue->vif->dev, queue->id)); + + spin_unlock_irq(&queue->rx_queue.lock); +} + + +static void xenvif_rx_queue_purge(struct xenvif_queue *queue) +{ + struct sk_buff *skb; + while ((skb = xenvif_rx_dequeue(queue)) != NULL) + kfree_skb(skb); +} + +static void xenvif_rx_queue_drop_expired(struct xenvif_queue *queue) +{ + struct sk_buff *skb; + + for(;;) { + skb = skb_peek(&queue->rx_queue); + if (!skb) + break; + if (time_before(jiffies, XENVIF_RX_CB(skb)->expires)) + break; + xenvif_rx_dequeue(queue); + kfree_skb(skb); + } +} + /* * Returns true if we should start a new receive buffer instead of * adding 'size' bytes to a buffer which currently contains 'offset' @@ -237,13 +306,6 @@ static struct xenvif_rx_meta *get_next_rx_buffer(struct xenvif_queue *queue, return meta; } -struct xenvif_rx_cb { - int meta_slots_used; - bool full_coalesce; -}; - -#define XENVIF_RX_CB(skb) ((struct xenvif_rx_cb *)(skb)->cb) - /* * Set up the grant operations for this fragment. If it's a flipping * interface, we also set up the unmap request from here. @@ -587,12 +649,15 @@ static void xenvif_rx_action(struct xenvif_queue *queue) skb_queue_head_init(&rxq); - while ((skb = skb_dequeue(&queue->rx_queue)) != NULL) { + while (xenvif_rx_ring_slots_available(queue, XEN_NETBK_RX_SLOTS_MAX) + && (skb = xenvif_rx_dequeue(queue)) != NULL) { RING_IDX max_slots_needed; RING_IDX old_req_cons; RING_IDX ring_slots_used; int i; + queue->last_rx_time = jiffies; + /* We need a cheap worse case estimate for the number of * slots we'll use. */ @@ -634,15 +699,6 @@ static void xenvif_rx_action(struct xenvif_queue *queue) skb_shinfo(skb)->gso_type & SKB_GSO_TCPV6)) max_slots_needed++; - /* If the skb may not fit then bail out now */ - if (!xenvif_rx_ring_slots_available(queue, max_slots_needed)) { - skb_queue_head(&queue->rx_queue, skb); - need_to_notify = true; - queue->rx_last_skb_slots = max_slots_needed; - break; - } else - queue->rx_last_skb_slots = 0; - old_req_cons = queue->rx.req_cons; XENVIF_RX_CB(skb)->meta_slots_used = xenvif_gop_skb(skb, &npo, queue); ring_slots_used = queue->rx.req_cons - old_req_cons; @@ -1869,12 +1925,6 @@ void xenvif_idx_unmap(struct xenvif_queue *queue, u16 pending_idx) } } -static inline int rx_work_todo(struct xenvif_queue *queue) -{ - return (!skb_queue_empty(&queue->rx_queue) && - xenvif_rx_ring_slots_available(queue, queue->rx_last_skb_slots)); -} - static inline int tx_work_todo(struct xenvif_queue *queue) { if (likely(RING_HAS_UNCONSUMED_REQUESTS(&queue->tx))) @@ -1931,92 +1981,121 @@ int xenvif_map_frontend_rings(struct xenvif_queue *queue, return err; } -static void xenvif_start_queue(struct xenvif_queue *queue) +static void xenvif_queue_carrier_off(struct xenvif_queue *queue) { - if (xenvif_schedulable(queue->vif)) - xenvif_wake_queue(queue); + struct xenvif *vif = queue->vif; + + queue->stalled = true; + + /* At least one queue has stalled? Disable the carrier. */ + spin_lock(&vif->lock); + if (vif->stalled_queues++ == 0) { + netdev_info(vif->dev, "Guest Rx stalled"); + netif_carrier_off(vif->dev); + } + spin_unlock(&vif->lock); } -/* Only called from the queue's thread, it handles the situation when the guest - * doesn't post enough requests on the receiving ring. - * First xenvif_start_xmit disables QDisc and start a timer, and then either the - * timer fires, or the guest send an interrupt after posting new request. If it - * is the timer, the carrier is turned off here. - * */ -static void xenvif_rx_purge_event(struct xenvif_queue *queue) +static void xenvif_queue_carrier_on(struct xenvif_queue *queue) { - /* Either the last unsuccesful skb or at least 1 slot should fit */ - int needed = queue->rx_last_skb_slots ? - queue->rx_last_skb_slots : 1; + struct xenvif *vif = queue->vif; - /* It is assumed that if the guest post new slots after this, the RX - * interrupt will set the QUEUE_STATUS_RX_PURGE_EVENT bit and wake up - * the thread again - */ - set_bit(QUEUE_STATUS_RX_STALLED, &queue->status); - if (!xenvif_rx_ring_slots_available(queue, needed)) { - rtnl_lock(); - if (netif_carrier_ok(queue->vif->dev)) { - /* Timer fired and there are still no slots. Turn off - * everything except the interrupts - */ - netif_carrier_off(queue->vif->dev); - skb_queue_purge(&queue->rx_queue); - queue->rx_last_skb_slots = 0; - if (net_ratelimit()) - netdev_err(queue->vif->dev, "Carrier off due to lack of guest response on queue %d\n", queue->id); - } else { - /* Probably an another queue already turned the carrier - * off, make sure nothing is stucked in the internal - * queue of this queue - */ - skb_queue_purge(&queue->rx_queue); - queue->rx_last_skb_slots = 0; - } - rtnl_unlock(); - } else if (!netif_carrier_ok(queue->vif->dev)) { - unsigned int num_queues = queue->vif->num_queues; - unsigned int i; - /* The carrier was down, but an interrupt kicked - * the thread again after new requests were - * posted - */ - clear_bit(QUEUE_STATUS_RX_STALLED, - &queue->status); - rtnl_lock(); - netif_carrier_on(queue->vif->dev); - netif_tx_wake_all_queues(queue->vif->dev); - rtnl_unlock(); + queue->last_rx_time = jiffies; /* Reset Rx stall detection. */ + queue->stalled = false; - for (i = 0; i < num_queues; i++) { - struct xenvif_queue *temp = &queue->vif->queues[i]; + /* All queues are ready? Enable the carrier. */ + spin_lock(&vif->lock); + if (--vif->stalled_queues == 0) { + netdev_info(vif->dev, "Guest Rx ready"); + netif_carrier_on(vif->dev); + } + spin_unlock(&vif->lock); +} - xenvif_napi_schedule_or_enable_events(temp); - } - if (net_ratelimit()) - netdev_err(queue->vif->dev, "Carrier on again\n"); - } else { - /* Queuing were stopped, but the guest posted - * new requests and sent an interrupt - */ - clear_bit(QUEUE_STATUS_RX_STALLED, - &queue->status); - del_timer_sync(&queue->rx_stalled); - xenvif_start_queue(queue); +static bool xenvif_rx_queue_stalled(struct xenvif_queue *queue) +{ + RING_IDX prod, cons; + + prod = queue->rx.sring->req_prod; + cons = queue->rx.req_cons; + + return !queue->stalled + && prod - cons < XEN_NETBK_RX_SLOTS_MAX + && time_after(jiffies, + queue->last_rx_time + rx_stall_timeout_jiffies); +} + +static bool xenvif_rx_queue_ready(struct xenvif_queue *queue) +{ + RING_IDX prod, cons; + + prod = queue->rx.sring->req_prod; + cons = queue->rx.req_cons; + + return queue->stalled + && prod - cons >= XEN_NETBK_RX_SLOTS_MAX; +} + +static bool xenvif_have_rx_work(struct xenvif_queue *queue) +{ + return (!skb_queue_empty(&queue->rx_queue) + && xenvif_rx_ring_slots_available(queue, XEN_NETBK_RX_SLOTS_MAX)) + || xenvif_rx_queue_stalled(queue) + || xenvif_rx_queue_ready(queue) + || kthread_should_stop() + || queue->vif->disabled; +} + +static long xenvif_rx_queue_timeout(struct xenvif_queue *queue) +{ + struct sk_buff *skb; + long timeout; + + skb = skb_peek(&queue->rx_queue); + if (!skb) + return MAX_SCHEDULE_TIMEOUT; + + timeout = XENVIF_RX_CB(skb)->expires - jiffies; + return timeout < 0 ? 0 : timeout; +} + +/* Wait until the guest Rx thread has work. + * + * The timeout needs to be adjusted based on the current head of the + * queue (and not just the head at the beginning). In particular, if + * the queue is initially empty an infinite timeout is used and this + * needs to be reduced when a skb is queued. + * + * This cannot be done with wait_event_timeout() because it only + * calculates the timeout once. + */ +static void xenvif_wait_for_rx_work(struct xenvif_queue *queue) +{ + DEFINE_WAIT(wait); + + if (xenvif_have_rx_work(queue)) + return; + + for (;;) { + long ret; + + prepare_to_wait(&queue->wq, &wait, TASK_INTERRUPTIBLE); + if (xenvif_have_rx_work(queue)) + break; + ret = schedule_timeout(xenvif_rx_queue_timeout(queue)); + if (!ret) + break; } + finish_wait(&queue->wq, &wait); } int xenvif_kthread_guest_rx(void *data) { struct xenvif_queue *queue = data; - struct sk_buff *skb; + struct xenvif *vif = queue->vif; - while (!kthread_should_stop()) { - wait_event_interruptible(queue->wq, - rx_work_todo(queue) || - queue->vif->disabled || - test_bit(QUEUE_STATUS_RX_PURGE_EVENT, &queue->status) || - kthread_should_stop()); + for (;;) { + xenvif_wait_for_rx_work(queue); if (kthread_should_stop()) break; @@ -2028,35 +2107,38 @@ int xenvif_kthread_guest_rx(void *data) * context so we defer it here, if this thread is * associated with queue 0. */ - if (unlikely(queue->vif->disabled && queue->id == 0)) { - xenvif_carrier_off(queue->vif); - } else if (unlikely(queue->vif->disabled)) { - /* kthread_stop() would be called upon this thread soon, - * be a bit proactive - */ - skb_queue_purge(&queue->rx_queue); - queue->rx_last_skb_slots = 0; - } else if (unlikely(test_and_clear_bit(QUEUE_STATUS_RX_PURGE_EVENT, - &queue->status))) { - xenvif_rx_purge_event(queue); - } else if (!netif_carrier_ok(queue->vif->dev)) { - /* Another queue stalled and turned the carrier off, so - * purge the internal queue of queues which were not - * blocked - */ - skb_queue_purge(&queue->rx_queue); - queue->rx_last_skb_slots = 0; + if (unlikely(vif->disabled && queue->id == 0)) { + xenvif_carrier_off(vif); + xenvif_rx_queue_purge(queue); + continue; } if (!skb_queue_empty(&queue->rx_queue)) xenvif_rx_action(queue); + /* If the guest hasn't provided any Rx slots for a + * while it's probably not responsive, drop the + * carrier so packets are dropped earlier. + */ + if (xenvif_rx_queue_stalled(queue)) + xenvif_queue_carrier_off(queue); + else if (xenvif_rx_queue_ready(queue)) + xenvif_queue_carrier_on(queue); + + /* Queued packets may have foreign pages from other + * domains. These cannot be queued indefinitely as + * this would starve guests of grant refs and transmit + * slots. + */ + xenvif_rx_queue_drop_expired(queue); + + xenvif_rx_queue_maybe_wake(queue); + cond_resched(); } /* Bin any remaining skbs */ - while ((skb = skb_dequeue(&queue->rx_queue)) != NULL) - dev_kfree_skb(skb); + xenvif_rx_queue_purge(queue); return 0; } @@ -2113,6 +2195,7 @@ static int __init netback_init(void) goto failed_init; rx_drain_timeout_jiffies = msecs_to_jiffies(rx_drain_timeout_msecs); + rx_stall_timeout_jiffies = msecs_to_jiffies(rx_stall_timeout_msecs); #ifdef CONFIG_DEBUG_FS xen_netback_dbg_root = debugfs_create_dir("xen-netback", NULL); diff --git a/drivers/net/xen-netback/xenbus.c b/drivers/net/xen-netback/xenbus.c index 8079c31ac5e64372fe978405c8faa72981998320..4e56a27f9689a925ff3cf26118c6ee505eb963a4 100644 --- a/drivers/net/xen-netback/xenbus.c +++ b/drivers/net/xen-netback/xenbus.c @@ -52,6 +52,7 @@ static int xenvif_read_io_ring(struct seq_file *m, void *v) struct xenvif_queue *queue = m->private; struct xen_netif_tx_back_ring *tx_ring = &queue->tx; struct xen_netif_rx_back_ring *rx_ring = &queue->rx; + struct netdev_queue *dev_queue; if (tx_ring->sring) { struct xen_netif_tx_sring *sring = tx_ring->sring; @@ -112,6 +113,13 @@ static int xenvif_read_io_ring(struct seq_file *m, void *v) queue->credit_timeout.expires, jiffies); + dev_queue = netdev_get_tx_queue(queue->vif->dev, queue->id); + + seq_printf(m, "\nRx internal queue: len %u max %u pkts %u %s\n", + queue->rx_queue_len, queue->rx_queue_max, + skb_queue_len(&queue->rx_queue), + netif_tx_queue_stopped(dev_queue) ? "stopped" : "running"); + return 0; } @@ -703,6 +711,7 @@ static void connect(struct backend_info *be) be->vif->queues = vzalloc(requested_num_queues * sizeof(struct xenvif_queue)); be->vif->num_queues = requested_num_queues; + be->vif->stalled_queues = requested_num_queues; for (queue_index = 0; queue_index < requested_num_queues; ++queue_index) { queue = &be->vif->queues[queue_index]; @@ -873,15 +882,10 @@ static int read_xenbus_vif_flags(struct backend_info *be) if (!rx_copy) return -EOPNOTSUPP; - if (vif->dev->tx_queue_len != 0) { - if (xenbus_scanf(XBT_NIL, dev->otherend, - "feature-rx-notify", "%d", &val) < 0) - val = 0; - if (val) - vif->can_queue = 1; - else - /* Must be non-zero for pfifo_fast to work. */ - vif->dev->tx_queue_len = 1; + if (xenbus_scanf(XBT_NIL, dev->otherend, + "feature-rx-notify", "%d", &val) < 0 || val == 0) { + xenbus_dev_fatal(dev, -EINVAL, "feature-rx-notify is mandatory"); + return -EINVAL; } if (xenbus_scanf(XBT_NIL, dev->otherend, "feature-sg", diff --git a/drivers/of/of_reserved_mem.c b/drivers/of/of_reserved_mem.c index 59fb12e84e6bb8da22f62c6de25817cf3d743682..dc566b38645f6fcd3a296aa5e82419c857b81bcc 100644 --- a/drivers/of/of_reserved_mem.c +++ b/drivers/of/of_reserved_mem.c @@ -243,23 +243,27 @@ static inline struct reserved_mem *__find_rmem(struct device_node *node) * This function assign memory region pointed by "memory-region" device tree * property to the given device. */ -void of_reserved_mem_device_init(struct device *dev) +int of_reserved_mem_device_init(struct device *dev) { struct reserved_mem *rmem; struct device_node *np; + int ret; np = of_parse_phandle(dev->of_node, "memory-region", 0); if (!np) - return; + return -ENODEV; rmem = __find_rmem(np); of_node_put(np); if (!rmem || !rmem->ops || !rmem->ops->device_init) - return; + return -EINVAL; + + ret = rmem->ops->device_init(rmem, dev); + if (ret == 0) + dev_info(dev, "assigned reserved memory node %s\n", rmem->name); - rmem->ops->device_init(rmem, dev); - dev_info(dev, "assigned reserved memory node %s\n", rmem->name); + return ret; } /** diff --git a/drivers/pci/host/pci-imx6.c b/drivers/pci/host/pci-imx6.c index 233fe8a882649dfc4197b8ac58ff1dd0bdaed6e9..69202d1eb8fbc1d0e91eccb64e2acedd03f16d62 100644 --- a/drivers/pci/host/pci-imx6.c +++ b/drivers/pci/host/pci-imx6.c @@ -275,15 +275,22 @@ static int imx6_pcie_deassert_core_reset(struct pcie_port *pp) goto err_pcie; } - /* allow the clocks to stabilize */ - usleep_range(200, 500); - /* power up core phy and enable ref clock */ regmap_update_bits(imx6_pcie->iomuxc_gpr, IOMUXC_GPR1, IMX6Q_GPR1_PCIE_TEST_PD, 0 << 18); + /* + * the async reset input need ref clock to sync internally, + * when the ref clock comes after reset, internal synced + * reset time is too short, cannot meet the requirement. + * add one ~10us delay here. + */ + udelay(10); regmap_update_bits(imx6_pcie->iomuxc_gpr, IOMUXC_GPR1, IMX6Q_GPR1_PCIE_REF_CLK_EN, 1 << 16); + /* allow the clocks to stabilize */ + usleep_range(200, 500); + /* Some boards don't have PCIe reset GPIO. */ if (gpio_is_valid(imx6_pcie->reset_gpio)) { gpio_set_value(imx6_pcie->reset_gpio, 0); diff --git a/drivers/pci/hotplug/pciehp_core.c b/drivers/pci/hotplug/pciehp_core.c index 3a5e7e28b8740307efd8eb2aa5e69c9717cd0e81..07aa722bb12cd61a6a3a8767b2efe1dd826e6952 100644 --- a/drivers/pci/hotplug/pciehp_core.c +++ b/drivers/pci/hotplug/pciehp_core.c @@ -262,13 +262,6 @@ static int pciehp_probe(struct pcie_device *dev) goto err_out_none; } - if (!dev->port->subordinate) { - /* Can happen if we run out of bus numbers during probe */ - dev_err(&dev->device, - "Hotplug bridge without secondary bus, ignoring\n"); - goto err_out_none; - } - ctrl = pcie_init(dev); if (!ctrl) { dev_err(&dev->device, "Controller initialization failed\n"); diff --git a/drivers/pci/pci-sysfs.c b/drivers/pci/pci-sysfs.c index 92b6d9ab00e498ac02fdd08ead2d4f3bfc76d207..2c6643fdc0cf27bcb9b726bb6c9febf3ca137dc7 100644 --- a/drivers/pci/pci-sysfs.c +++ b/drivers/pci/pci-sysfs.c @@ -185,7 +185,7 @@ static ssize_t modalias_show(struct device *dev, struct device_attribute *attr, } static DEVICE_ATTR_RO(modalias); -static ssize_t enabled_store(struct device *dev, struct device_attribute *attr, +static ssize_t enable_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { struct pci_dev *pdev = to_pci_dev(dev); @@ -210,7 +210,7 @@ static ssize_t enabled_store(struct device *dev, struct device_attribute *attr, return result < 0 ? result : count; } -static ssize_t enabled_show(struct device *dev, struct device_attribute *attr, +static ssize_t enable_show(struct device *dev, struct device_attribute *attr, char *buf) { struct pci_dev *pdev; @@ -218,7 +218,7 @@ static ssize_t enabled_show(struct device *dev, struct device_attribute *attr, pdev = to_pci_dev(dev); return sprintf(buf, "%u\n", atomic_read(&pdev->enable_cnt)); } -static DEVICE_ATTR_RW(enabled); +static DEVICE_ATTR_RW(enable); #ifdef CONFIG_NUMA static ssize_t numa_node_show(struct device *dev, struct device_attribute *attr, @@ -563,7 +563,7 @@ static struct attribute *pci_dev_attrs[] = { #endif &dev_attr_dma_mask_bits.attr, &dev_attr_consistent_dma_mask_bits.attr, - &dev_attr_enabled.attr, + &dev_attr_enable.attr, &dev_attr_broken_parity_status.attr, &dev_attr_msi_bus.attr, #if defined(CONFIG_PM_RUNTIME) && defined(CONFIG_ACPI) diff --git a/drivers/regulator/rk808-regulator.c b/drivers/regulator/rk808-regulator.c index e305416d7697d2fd114ab86be2d7cd914484b649..196a5c8838c4cae8f63fb4f894dfaae9b00836d3 100644 --- a/drivers/regulator/rk808-regulator.c +++ b/drivers/regulator/rk808-regulator.c @@ -44,7 +44,7 @@ static const int rk808_buck_config_regs[] = { }; static const struct regulator_linear_range rk808_buck_voltage_ranges[] = { - REGULATOR_LINEAR_RANGE(700000, 0, 63, 12500), + REGULATOR_LINEAR_RANGE(712500, 0, 63, 12500), }; static const struct regulator_linear_range rk808_buck4_voltage_ranges[] = { diff --git a/drivers/rtc/Kconfig b/drivers/rtc/Kconfig index 94ae1798d48a96876686e37ad10866d272cccfa2..6dd12ddbabc634b5b22fa8d4dac358c82557a4fd 100644 --- a/drivers/rtc/Kconfig +++ b/drivers/rtc/Kconfig @@ -1320,7 +1320,7 @@ config RTC_DRV_LPC32XX config RTC_DRV_PM8XXX tristate "Qualcomm PMIC8XXX RTC" - depends on MFD_PM8XXX + depends on MFD_PM8XXX || MFD_SPMI_PMIC help If you say yes here you get support for the Qualcomm PMIC8XXX RTC. diff --git a/drivers/rtc/rtc-bq32k.c b/drivers/rtc/rtc-bq32k.c index 314129e66d6e8fd47280202cacf19f0793848e58..92679df6d6e222dd12e4f2471f9e1b3109048c50 100644 --- a/drivers/rtc/rtc-bq32k.c +++ b/drivers/rtc/rtc-bq32k.c @@ -160,7 +160,7 @@ static int trickle_charger_of_init(struct device *dev, struct device_node *node) dev_err(dev, "bq32k: diode and resistor mismatch\n"); return -EINVAL; } - reg = 0x25; + reg = 0x45; break; default: diff --git a/drivers/rtc/rtc-pm8xxx.c b/drivers/rtc/rtc-pm8xxx.c index 197699f358c7c18456d9ff7ab8130700001507a7..5adcf111fc1409ac12cd35869cad76cf58c93d1d 100644 --- a/drivers/rtc/rtc-pm8xxx.c +++ b/drivers/rtc/rtc-pm8xxx.c @@ -27,21 +27,36 @@ /* RTC_CTRL register bit fields */ #define PM8xxx_RTC_ENABLE BIT(7) -#define PM8xxx_RTC_ALARM_ENABLE BIT(1) #define PM8xxx_RTC_ALARM_CLEAR BIT(0) #define NUM_8_BIT_RTC_REGS 0x4 +/** + * struct pm8xxx_rtc_regs - describe RTC registers per PMIC versions + * @ctrl: base address of control register + * @write: base address of write register + * @read: base address of read register + * @alarm_ctrl: base address of alarm control register + * @alarm_ctrl2: base address of alarm control2 register + * @alarm_rw: base address of alarm read-write register + * @alarm_en: alarm enable mask + */ +struct pm8xxx_rtc_regs { + unsigned int ctrl; + unsigned int write; + unsigned int read; + unsigned int alarm_ctrl; + unsigned int alarm_ctrl2; + unsigned int alarm_rw; + unsigned int alarm_en; +}; + /** * struct pm8xxx_rtc - rtc driver internal structure * @rtc: rtc device for this driver. * @regmap: regmap used to access RTC registers * @allow_set_time: indicates whether writing to the RTC is allowed * @rtc_alarm_irq: rtc alarm irq number. - * @rtc_base: address of rtc control register. - * @rtc_read_base: base address of read registers. - * @rtc_write_base: base address of write registers. - * @alarm_rw_base: base address of alarm registers. * @ctrl_reg: rtc control register. * @rtc_dev: device structure. * @ctrl_reg_lock: spinlock protecting access to ctrl_reg. @@ -51,11 +66,7 @@ struct pm8xxx_rtc { struct regmap *regmap; bool allow_set_time; int rtc_alarm_irq; - int rtc_base; - int rtc_read_base; - int rtc_write_base; - int alarm_rw_base; - u8 ctrl_reg; + const struct pm8xxx_rtc_regs *regs; struct device *rtc_dev; spinlock_t ctrl_reg_lock; }; @@ -71,8 +82,10 @@ static int pm8xxx_rtc_set_time(struct device *dev, struct rtc_time *tm) { int rc, i; unsigned long secs, irq_flags; - u8 value[NUM_8_BIT_RTC_REGS], alarm_enabled = 0, ctrl_reg; + u8 value[NUM_8_BIT_RTC_REGS], alarm_enabled = 0; + unsigned int ctrl_reg; struct pm8xxx_rtc *rtc_dd = dev_get_drvdata(dev); + const struct pm8xxx_rtc_regs *regs = rtc_dd->regs; if (!rtc_dd->allow_set_time) return -EACCES; @@ -87,30 +100,30 @@ static int pm8xxx_rtc_set_time(struct device *dev, struct rtc_time *tm) dev_dbg(dev, "Seconds value to be written to RTC = %lu\n", secs); spin_lock_irqsave(&rtc_dd->ctrl_reg_lock, irq_flags); - ctrl_reg = rtc_dd->ctrl_reg; - if (ctrl_reg & PM8xxx_RTC_ALARM_ENABLE) { + rc = regmap_read(rtc_dd->regmap, regs->ctrl, &ctrl_reg); + if (rc) + goto rtc_rw_fail; + + if (ctrl_reg & regs->alarm_en) { alarm_enabled = 1; - ctrl_reg &= ~PM8xxx_RTC_ALARM_ENABLE; - rc = regmap_write(rtc_dd->regmap, rtc_dd->rtc_base, ctrl_reg); + ctrl_reg &= ~regs->alarm_en; + rc = regmap_write(rtc_dd->regmap, regs->ctrl, ctrl_reg); if (rc) { dev_err(dev, "Write to RTC control register failed\n"); goto rtc_rw_fail; } - rtc_dd->ctrl_reg = ctrl_reg; - } else { - spin_unlock_irqrestore(&rtc_dd->ctrl_reg_lock, irq_flags); } /* Write 0 to Byte[0] */ - rc = regmap_write(rtc_dd->regmap, rtc_dd->rtc_write_base, 0); + rc = regmap_write(rtc_dd->regmap, regs->write, 0); if (rc) { dev_err(dev, "Write to RTC write data register failed\n"); goto rtc_rw_fail; } /* Write Byte[1], Byte[2], Byte[3] */ - rc = regmap_bulk_write(rtc_dd->regmap, rtc_dd->rtc_write_base + 1, + rc = regmap_bulk_write(rtc_dd->regmap, regs->write + 1, &value[1], sizeof(value) - 1); if (rc) { dev_err(dev, "Write to RTC write data register failed\n"); @@ -118,25 +131,23 @@ static int pm8xxx_rtc_set_time(struct device *dev, struct rtc_time *tm) } /* Write Byte[0] */ - rc = regmap_write(rtc_dd->regmap, rtc_dd->rtc_write_base, value[0]); + rc = regmap_write(rtc_dd->regmap, regs->write, value[0]); if (rc) { dev_err(dev, "Write to RTC write data register failed\n"); goto rtc_rw_fail; } if (alarm_enabled) { - ctrl_reg |= PM8xxx_RTC_ALARM_ENABLE; - rc = regmap_write(rtc_dd->regmap, rtc_dd->rtc_base, ctrl_reg); + ctrl_reg |= regs->alarm_en; + rc = regmap_write(rtc_dd->regmap, regs->ctrl, ctrl_reg); if (rc) { dev_err(dev, "Write to RTC control register failed\n"); goto rtc_rw_fail; } - rtc_dd->ctrl_reg = ctrl_reg; } rtc_rw_fail: - if (alarm_enabled) - spin_unlock_irqrestore(&rtc_dd->ctrl_reg_lock, irq_flags); + spin_unlock_irqrestore(&rtc_dd->ctrl_reg_lock, irq_flags); return rc; } @@ -148,9 +159,9 @@ static int pm8xxx_rtc_read_time(struct device *dev, struct rtc_time *tm) unsigned long secs; unsigned int reg; struct pm8xxx_rtc *rtc_dd = dev_get_drvdata(dev); + const struct pm8xxx_rtc_regs *regs = rtc_dd->regs; - rc = regmap_bulk_read(rtc_dd->regmap, rtc_dd->rtc_read_base, - value, sizeof(value)); + rc = regmap_bulk_read(rtc_dd->regmap, regs->read, value, sizeof(value)); if (rc) { dev_err(dev, "RTC read data register failed\n"); return rc; @@ -160,14 +171,14 @@ static int pm8xxx_rtc_read_time(struct device *dev, struct rtc_time *tm) * Read the LSB again and check if there has been a carry over. * If there is, redo the read operation. */ - rc = regmap_read(rtc_dd->regmap, rtc_dd->rtc_read_base, ®); + rc = regmap_read(rtc_dd->regmap, regs->read, ®); if (rc < 0) { dev_err(dev, "RTC read data register failed\n"); return rc; } if (unlikely(reg < value[0])) { - rc = regmap_bulk_read(rtc_dd->regmap, rtc_dd->rtc_read_base, + rc = regmap_bulk_read(rtc_dd->regmap, regs->read, value, sizeof(value)); if (rc) { dev_err(dev, "RTC read data register failed\n"); @@ -195,9 +206,11 @@ static int pm8xxx_rtc_read_time(struct device *dev, struct rtc_time *tm) static int pm8xxx_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alarm) { int rc, i; - u8 value[NUM_8_BIT_RTC_REGS], ctrl_reg; + u8 value[NUM_8_BIT_RTC_REGS]; + unsigned int ctrl_reg; unsigned long secs, irq_flags; struct pm8xxx_rtc *rtc_dd = dev_get_drvdata(dev); + const struct pm8xxx_rtc_regs *regs = rtc_dd->regs; rtc_tm_to_time(&alarm->time, &secs); @@ -208,28 +221,28 @@ static int pm8xxx_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alarm) spin_lock_irqsave(&rtc_dd->ctrl_reg_lock, irq_flags); - rc = regmap_bulk_write(rtc_dd->regmap, rtc_dd->alarm_rw_base, value, + rc = regmap_bulk_write(rtc_dd->regmap, regs->alarm_rw, value, sizeof(value)); if (rc) { dev_err(dev, "Write to RTC ALARM register failed\n"); goto rtc_rw_fail; } - ctrl_reg = rtc_dd->ctrl_reg; + rc = regmap_read(rtc_dd->regmap, regs->alarm_ctrl, &ctrl_reg); + if (rc) + goto rtc_rw_fail; if (alarm->enabled) - ctrl_reg |= PM8xxx_RTC_ALARM_ENABLE; + ctrl_reg |= regs->alarm_en; else - ctrl_reg &= ~PM8xxx_RTC_ALARM_ENABLE; + ctrl_reg &= ~regs->alarm_en; - rc = regmap_write(rtc_dd->regmap, rtc_dd->rtc_base, ctrl_reg); + rc = regmap_write(rtc_dd->regmap, regs->alarm_ctrl, ctrl_reg); if (rc) { - dev_err(dev, "Write to RTC control register failed\n"); + dev_err(dev, "Write to RTC alarm control register failed\n"); goto rtc_rw_fail; } - rtc_dd->ctrl_reg = ctrl_reg; - dev_dbg(dev, "Alarm Set for h:r:s=%d:%d:%d, d/m/y=%d/%d/%d\n", alarm->time.tm_hour, alarm->time.tm_min, alarm->time.tm_sec, alarm->time.tm_mday, @@ -245,8 +258,9 @@ static int pm8xxx_rtc_read_alarm(struct device *dev, struct rtc_wkalrm *alarm) u8 value[NUM_8_BIT_RTC_REGS]; unsigned long secs; struct pm8xxx_rtc *rtc_dd = dev_get_drvdata(dev); + const struct pm8xxx_rtc_regs *regs = rtc_dd->regs; - rc = regmap_bulk_read(rtc_dd->regmap, rtc_dd->alarm_rw_base, value, + rc = regmap_bulk_read(rtc_dd->regmap, regs->alarm_rw, value, sizeof(value)); if (rc) { dev_err(dev, "RTC alarm time read failed\n"); @@ -276,25 +290,26 @@ static int pm8xxx_rtc_alarm_irq_enable(struct device *dev, unsigned int enable) int rc; unsigned long irq_flags; struct pm8xxx_rtc *rtc_dd = dev_get_drvdata(dev); - u8 ctrl_reg; + const struct pm8xxx_rtc_regs *regs = rtc_dd->regs; + unsigned int ctrl_reg; spin_lock_irqsave(&rtc_dd->ctrl_reg_lock, irq_flags); - ctrl_reg = rtc_dd->ctrl_reg; + rc = regmap_read(rtc_dd->regmap, regs->alarm_ctrl, &ctrl_reg); + if (rc) + goto rtc_rw_fail; if (enable) - ctrl_reg |= PM8xxx_RTC_ALARM_ENABLE; + ctrl_reg |= regs->alarm_en; else - ctrl_reg &= ~PM8xxx_RTC_ALARM_ENABLE; + ctrl_reg &= ~regs->alarm_en; - rc = regmap_write(rtc_dd->regmap, rtc_dd->rtc_base, ctrl_reg); + rc = regmap_write(rtc_dd->regmap, regs->alarm_ctrl, ctrl_reg); if (rc) { dev_err(dev, "Write to RTC control register failed\n"); goto rtc_rw_fail; } - rtc_dd->ctrl_reg = ctrl_reg; - rtc_rw_fail: spin_unlock_irqrestore(&rtc_dd->ctrl_reg_lock, irq_flags); return rc; @@ -311,6 +326,7 @@ static const struct rtc_class_ops pm8xxx_rtc_ops = { static irqreturn_t pm8xxx_alarm_trigger(int irq, void *dev_id) { struct pm8xxx_rtc *rtc_dd = dev_id; + const struct pm8xxx_rtc_regs *regs = rtc_dd->regs; unsigned int ctrl_reg; int rc; unsigned long irq_flags; @@ -320,48 +336,100 @@ static irqreturn_t pm8xxx_alarm_trigger(int irq, void *dev_id) spin_lock_irqsave(&rtc_dd->ctrl_reg_lock, irq_flags); /* Clear the alarm enable bit */ - ctrl_reg = rtc_dd->ctrl_reg; - ctrl_reg &= ~PM8xxx_RTC_ALARM_ENABLE; + rc = regmap_read(rtc_dd->regmap, regs->alarm_ctrl, &ctrl_reg); + if (rc) { + spin_unlock_irqrestore(&rtc_dd->ctrl_reg_lock, irq_flags); + goto rtc_alarm_handled; + } + + ctrl_reg &= ~regs->alarm_en; - rc = regmap_write(rtc_dd->regmap, rtc_dd->rtc_base, ctrl_reg); + rc = regmap_write(rtc_dd->regmap, regs->alarm_ctrl, ctrl_reg); if (rc) { spin_unlock_irqrestore(&rtc_dd->ctrl_reg_lock, irq_flags); dev_err(rtc_dd->rtc_dev, - "Write to RTC control register failed\n"); + "Write to alarm control register failed\n"); goto rtc_alarm_handled; } - rtc_dd->ctrl_reg = ctrl_reg; spin_unlock_irqrestore(&rtc_dd->ctrl_reg_lock, irq_flags); /* Clear RTC alarm register */ - rc = regmap_read(rtc_dd->regmap, - rtc_dd->rtc_base + PM8XXX_ALARM_CTRL_OFFSET, - &ctrl_reg); + rc = regmap_read(rtc_dd->regmap, regs->alarm_ctrl2, &ctrl_reg); if (rc) { dev_err(rtc_dd->rtc_dev, - "RTC Alarm control register read failed\n"); + "RTC Alarm control2 register read failed\n"); goto rtc_alarm_handled; } - ctrl_reg &= ~PM8xxx_RTC_ALARM_CLEAR; - rc = regmap_write(rtc_dd->regmap, - rtc_dd->rtc_base + PM8XXX_ALARM_CTRL_OFFSET, - ctrl_reg); + ctrl_reg |= PM8xxx_RTC_ALARM_CLEAR; + rc = regmap_write(rtc_dd->regmap, regs->alarm_ctrl2, ctrl_reg); if (rc) dev_err(rtc_dd->rtc_dev, - "Write to RTC Alarm control register failed\n"); + "Write to RTC Alarm control2 register failed\n"); rtc_alarm_handled: return IRQ_HANDLED; } +static int pm8xxx_rtc_enable(struct pm8xxx_rtc *rtc_dd) +{ + const struct pm8xxx_rtc_regs *regs = rtc_dd->regs; + unsigned int ctrl_reg; + int rc; + + /* Check if the RTC is on, else turn it on */ + rc = regmap_read(rtc_dd->regmap, regs->ctrl, &ctrl_reg); + if (rc) + return rc; + + if (!(ctrl_reg & PM8xxx_RTC_ENABLE)) { + ctrl_reg |= PM8xxx_RTC_ENABLE; + rc = regmap_write(rtc_dd->regmap, regs->ctrl, ctrl_reg); + if (rc) + return rc; + } + + return 0; +} + +static const struct pm8xxx_rtc_regs pm8921_regs = { + .ctrl = 0x11d, + .write = 0x11f, + .read = 0x123, + .alarm_rw = 0x127, + .alarm_ctrl = 0x11d, + .alarm_ctrl2 = 0x11e, + .alarm_en = BIT(1), +}; + +static const struct pm8xxx_rtc_regs pm8058_regs = { + .ctrl = 0x1e8, + .write = 0x1ea, + .read = 0x1ee, + .alarm_rw = 0x1f2, + .alarm_ctrl = 0x1e8, + .alarm_ctrl2 = 0x1e9, + .alarm_en = BIT(1), +}; + +static const struct pm8xxx_rtc_regs pm8941_regs = { + .ctrl = 0x6046, + .write = 0x6040, + .read = 0x6048, + .alarm_rw = 0x6140, + .alarm_ctrl = 0x6146, + .alarm_ctrl2 = 0x6148, + .alarm_en = BIT(7), +}; + /* * Hardcoded RTC bases until IORESOURCE_REG mapping is figured out */ static const struct of_device_id pm8xxx_id_table[] = { - { .compatible = "qcom,pm8921-rtc", .data = (void *) 0x11D }, - { .compatible = "qcom,pm8058-rtc", .data = (void *) 0x1E8 }, + { .compatible = "qcom,pm8921-rtc", .data = &pm8921_regs }, + { .compatible = "qcom,pm8058-rtc", .data = &pm8058_regs }, + { .compatible = "qcom,pm8941-rtc", .data = &pm8941_regs }, { }, }; MODULE_DEVICE_TABLE(of, pm8xxx_id_table); @@ -369,7 +437,6 @@ MODULE_DEVICE_TABLE(of, pm8xxx_id_table); static int pm8xxx_rtc_probe(struct platform_device *pdev) { int rc; - unsigned int ctrl_reg; struct pm8xxx_rtc *rtc_dd; const struct of_device_id *match; @@ -399,33 +466,12 @@ static int pm8xxx_rtc_probe(struct platform_device *pdev) rtc_dd->allow_set_time = of_property_read_bool(pdev->dev.of_node, "allow-set-time"); - rtc_dd->rtc_base = (long) match->data; - - /* Setup RTC register addresses */ - rtc_dd->rtc_write_base = rtc_dd->rtc_base + PM8XXX_RTC_WRITE_OFFSET; - rtc_dd->rtc_read_base = rtc_dd->rtc_base + PM8XXX_RTC_READ_OFFSET; - rtc_dd->alarm_rw_base = rtc_dd->rtc_base + PM8XXX_ALARM_RW_OFFSET; - + rtc_dd->regs = match->data; rtc_dd->rtc_dev = &pdev->dev; - /* Check if the RTC is on, else turn it on */ - rc = regmap_read(rtc_dd->regmap, rtc_dd->rtc_base, &ctrl_reg); - if (rc) { - dev_err(&pdev->dev, "RTC control register read failed!\n"); + rc = pm8xxx_rtc_enable(rtc_dd); + if (rc) return rc; - } - - if (!(ctrl_reg & PM8xxx_RTC_ENABLE)) { - ctrl_reg |= PM8xxx_RTC_ENABLE; - rc = regmap_write(rtc_dd->regmap, rtc_dd->rtc_base, ctrl_reg); - if (rc) { - dev_err(&pdev->dev, - "Write to RTC control register failed\n"); - return rc; - } - } - - rtc_dd->ctrl_reg = ctrl_reg; platform_set_drvdata(pdev, rtc_dd); diff --git a/drivers/rtc/rtc-s3c.c b/drivers/rtc/rtc-s3c.c index a6b1252c9941884a93dac49ed4c10c828ad0964d..806072238c00c4920e2eb344a651b8e604785b9f 100644 --- a/drivers/rtc/rtc-s3c.c +++ b/drivers/rtc/rtc-s3c.c @@ -535,13 +535,15 @@ static int s3c_rtc_probe(struct platform_device *pdev) } clk_prepare_enable(info->rtc_clk); - info->rtc_src_clk = devm_clk_get(&pdev->dev, "rtc_src"); - if (IS_ERR(info->rtc_src_clk)) { - dev_err(&pdev->dev, "failed to find rtc source clock\n"); - return PTR_ERR(info->rtc_src_clk); + if (info->data->needs_src_clk) { + info->rtc_src_clk = devm_clk_get(&pdev->dev, "rtc_src"); + if (IS_ERR(info->rtc_src_clk)) { + dev_err(&pdev->dev, + "failed to find rtc source clock\n"); + return PTR_ERR(info->rtc_src_clk); + } + clk_prepare_enable(info->rtc_src_clk); } - clk_prepare_enable(info->rtc_src_clk); - /* check to see if everything is setup correctly */ if (info->data->enable) diff --git a/drivers/scsi/cxgbi/libcxgbi.c b/drivers/scsi/cxgbi/libcxgbi.c index 54fa6e0bc1bbb595e3683cc77b56ae084bfff908..674d498b46ab0ba380655fa4e9649b3fabf5e49d 100644 --- a/drivers/scsi/cxgbi/libcxgbi.c +++ b/drivers/scsi/cxgbi/libcxgbi.c @@ -399,6 +399,35 @@ EXPORT_SYMBOL_GPL(cxgbi_hbas_add); * If the source port is outside our allocation range, the caller is * responsible for keeping track of their port usage. */ + +static struct cxgbi_sock *find_sock_on_port(struct cxgbi_device *cdev, + unsigned char port_id) +{ + struct cxgbi_ports_map *pmap = &cdev->pmap; + unsigned int i; + unsigned int used; + + if (!pmap->max_connect || !pmap->used) + return NULL; + + spin_lock_bh(&pmap->lock); + used = pmap->used; + for (i = 0; used && i < pmap->max_connect; i++) { + struct cxgbi_sock *csk = pmap->port_csk[i]; + + if (csk) { + if (csk->port_id == port_id) { + spin_unlock_bh(&pmap->lock); + return csk; + } + used--; + } + } + spin_unlock_bh(&pmap->lock); + + return NULL; +} + static int sock_get_port(struct cxgbi_sock *csk) { struct cxgbi_device *cdev = csk->cdev; @@ -749,6 +778,7 @@ static struct cxgbi_sock *cxgbi_check_route6(struct sockaddr *dst_addr) csk->daddr6.sin6_addr = daddr6->sin6_addr; csk->daddr6.sin6_port = daddr6->sin6_port; csk->daddr6.sin6_family = daddr6->sin6_family; + csk->saddr6.sin6_family = daddr6->sin6_family; csk->saddr6.sin6_addr = pref_saddr; neigh_release(n); @@ -2647,12 +2677,14 @@ int cxgbi_get_host_param(struct Scsi_Host *shost, enum iscsi_host_param param, break; case ISCSI_HOST_PARAM_IPADDRESS: { - __be32 addr; - - addr = cxgbi_get_iscsi_ipv4(chba); - len = sprintf(buf, "%pI4", &addr); + struct cxgbi_sock *csk = find_sock_on_port(chba->cdev, + chba->port_id); + if (csk) { + len = sprintf(buf, "%pIS", + (struct sockaddr *)&csk->saddr); + } log_debug(1 << CXGBI_DBG_ISCSI, - "hba %s, ipv4 %pI4.\n", chba->ndev->name, &addr); + "hba %s, addr %s.\n", chba->ndev->name, buf); break; } default: diff --git a/drivers/scsi/cxgbi/libcxgbi.h b/drivers/scsi/cxgbi/libcxgbi.h index 1d98fad6a0ab7198ae81ef0e8f5765fabc72f0b9..2c7cb1c0c453d307418afc2eb4d73bb103c6c1f0 100644 --- a/drivers/scsi/cxgbi/libcxgbi.h +++ b/drivers/scsi/cxgbi/libcxgbi.h @@ -700,11 +700,6 @@ static inline void cxgbi_set_iscsi_ipv4(struct cxgbi_hba *chba, __be32 ipaddr) chba->ndev->name); } -static inline __be32 cxgbi_get_iscsi_ipv4(struct cxgbi_hba *chba) -{ - return chba->ipv4addr; -} - struct cxgbi_device *cxgbi_device_register(unsigned int, unsigned int); void cxgbi_device_unregister(struct cxgbi_device *); void cxgbi_device_unregister_all(unsigned int flag); diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c index 9eff8a3751324e06edb80d03833d79e1e7f9444b..50a6e1ac8d9cb48419c1547f72226a46543234c9 100644 --- a/drivers/scsi/scsi_lib.c +++ b/drivers/scsi/scsi_lib.c @@ -1893,6 +1893,11 @@ static int scsi_queue_rq(struct blk_mq_hw_ctx *hctx, struct request *req, blk_mq_start_request(req); } + if (blk_queue_tagged(q)) + req->cmd_flags |= REQ_QUEUED; + else + req->cmd_flags &= ~REQ_QUEUED; + scsi_init_cmd_errh(cmd); cmd->scsi_done = scsi_mq_done; diff --git a/drivers/spi/spi-dw.c b/drivers/spi/spi-dw.c index 72921588525008a0f4eaf615980eb884b8614108..72e12bad14b9c478a8025db3ef7d31601c083aa4 100644 --- a/drivers/spi/spi-dw.c +++ b/drivers/spi/spi-dw.c @@ -669,6 +669,7 @@ int dw_spi_add_host(struct device *dev, struct dw_spi *dws) master->cleanup = dw_spi_cleanup; master->transfer_one_message = dw_spi_transfer_one_message; master->max_speed_hz = dws->max_freq; + master->dev.of_node = dev->of_node; /* Basic HW init */ spi_hw_init(dws); diff --git a/drivers/spi/spi-orion.c b/drivers/spi/spi-orion.c index 835cdda6f4f586d1eb31fccf6904f4203a82ddcd..c76b7d7879dfe6539f80a174ceec9538db4f032c 100644 --- a/drivers/spi/spi-orion.c +++ b/drivers/spi/spi-orion.c @@ -454,7 +454,7 @@ static int orion_spi_probe(struct platform_device *pdev) spi->master = master; of_id = of_match_device(orion_spi_of_match_table, &pdev->dev); - devdata = of_id->data; + devdata = (of_id) ? of_id->data : &orion_spi_dev_data; spi->devdata = devdata; spi->clk = devm_clk_get(&pdev->dev, NULL); diff --git a/drivers/spi/spi-pl022.c b/drivers/spi/spi-pl022.c index f35f723816eacb94a0921247dfbe5dbe74611e23..fc2dd8441608fe31ad482800312fe26722c384e1 100644 --- a/drivers/spi/spi-pl022.c +++ b/drivers/spi/spi-pl022.c @@ -1106,7 +1106,7 @@ static int configure_dma(struct pl022 *pl022) pl022->sgt_tx.nents, DMA_TO_DEVICE); err_tx_sgmap: dma_unmap_sg(rxchan->device->dev, pl022->sgt_rx.sgl, - pl022->sgt_tx.nents, DMA_FROM_DEVICE); + pl022->sgt_rx.nents, DMA_FROM_DEVICE); err_rx_sgmap: sg_free_table(&pl022->sgt_tx); err_alloc_tx_sg: diff --git a/drivers/spi/spi-rockchip.c b/drivers/spi/spi-rockchip.c index f96ea8a38d640f988a797ecd448b2c9c64e9a8ed..87bc16f491f0ce8e3d78733d434a67189632e756 100644 --- a/drivers/spi/spi-rockchip.c +++ b/drivers/spi/spi-rockchip.c @@ -145,6 +145,9 @@ #define RXBUSY (1 << 0) #define TXBUSY (1 << 1) +/* sclk_out: spi master internal logic in rk3x can support 50Mhz */ +#define MAX_SCLK_OUT 50000000 + enum rockchip_ssi_type { SSI_MOTO_SPI = 0, SSI_TI_SSP, @@ -325,6 +328,8 @@ static int rockchip_spi_unprepare_message(struct spi_master *master, spin_unlock_irqrestore(&rs->lock, flags); + spi_enable_chip(rs, 0); + return 0; } @@ -381,6 +386,8 @@ static int rockchip_spi_pio_transfer(struct rockchip_spi *rs) if (rs->tx) wait_for_idle(rs); + spi_enable_chip(rs, 0); + return 0; } @@ -392,8 +399,10 @@ static void rockchip_spi_dma_rxcb(void *data) spin_lock_irqsave(&rs->lock, flags); rs->state &= ~RXBUSY; - if (!(rs->state & TXBUSY)) + if (!(rs->state & TXBUSY)) { + spi_enable_chip(rs, 0); spi_finalize_current_transfer(rs->master); + } spin_unlock_irqrestore(&rs->lock, flags); } @@ -409,8 +418,10 @@ static void rockchip_spi_dma_txcb(void *data) spin_lock_irqsave(&rs->lock, flags); rs->state &= ~TXBUSY; - if (!(rs->state & RXBUSY)) + if (!(rs->state & RXBUSY)) { + spi_enable_chip(rs, 0); spi_finalize_current_transfer(rs->master); + } spin_unlock_irqrestore(&rs->lock, flags); } @@ -496,12 +507,19 @@ static void rockchip_spi_config(struct rockchip_spi *rs) dmacr |= RF_DMA_EN; } + if (WARN_ON(rs->speed > MAX_SCLK_OUT)) + rs->speed = MAX_SCLK_OUT; + + /* the minimum divsor is 2 */ + if (rs->max_freq < 2 * rs->speed) { + clk_set_rate(rs->spiclk, 2 * rs->speed); + rs->max_freq = clk_get_rate(rs->spiclk); + } + /* div doesn't support odd number */ div = max_t(u32, rs->max_freq / rs->speed, 1); div = (div + 1) & 0xfffe; - spi_enable_chip(rs, 0); - writel_relaxed(cr0, rs->regs + ROCKCHIP_SPI_CTRLR0); writel_relaxed(rs->len - 1, rs->regs + ROCKCHIP_SPI_CTRLR1); @@ -515,8 +533,6 @@ static void rockchip_spi_config(struct rockchip_spi *rs) spi_set_clk(rs, div); dev_dbg(rs->dev, "cr0 0x%x, div %d\n", cr0, div); - - spi_enable_chip(rs, 1); } static int rockchip_spi_transfer_one( @@ -524,7 +540,7 @@ static int rockchip_spi_transfer_one( struct spi_device *spi, struct spi_transfer *xfer) { - int ret = 0; + int ret = 1; struct rockchip_spi *rs = spi_master_get_devdata(master); WARN_ON(readl_relaxed(rs->regs + ROCKCHIP_SPI_SSIENR) && @@ -556,17 +572,27 @@ static int rockchip_spi_transfer_one( rs->tmode = CR0_XFM_RO; /* we need prepare dma before spi was enabled */ - if (master->can_dma && master->can_dma(master, spi, xfer)) { + if (master->can_dma && master->can_dma(master, spi, xfer)) rs->use_dma = 1; - rockchip_spi_prepare_dma(rs); - } else { + else rs->use_dma = 0; - } rockchip_spi_config(rs); - if (!rs->use_dma) + if (rs->use_dma) { + if (rs->tmode == CR0_XFM_RO) { + /* rx: dma must be prepared first */ + rockchip_spi_prepare_dma(rs); + spi_enable_chip(rs, 1); + } else { + /* tx or tr: spi must be enabled first */ + spi_enable_chip(rs, 1); + rockchip_spi_prepare_dma(rs); + } + } else { + spi_enable_chip(rs, 1); ret = rockchip_spi_pio_transfer(rs); + } return ret; } diff --git a/drivers/spi/spidev.c b/drivers/spi/spidev.c index e3bc23bb588340f6856efe33e2d26fc4f6156ea4..e50039fb14749f0f700505c3be183f1ad52e693a 100644 --- a/drivers/spi/spidev.c +++ b/drivers/spi/spidev.c @@ -82,10 +82,11 @@ struct spidev_data { struct spi_device *spi; struct list_head device_entry; - /* buffer is NULL unless this device is open (users > 0) */ + /* TX/RX buffers are NULL unless this device is open (users > 0) */ struct mutex buf_lock; unsigned users; - u8 *buffer; + u8 *tx_buffer; + u8 *rx_buffer; }; static LIST_HEAD(device_list); @@ -135,7 +136,7 @@ static inline ssize_t spidev_sync_write(struct spidev_data *spidev, size_t len) { struct spi_transfer t = { - .tx_buf = spidev->buffer, + .tx_buf = spidev->tx_buffer, .len = len, }; struct spi_message m; @@ -149,7 +150,7 @@ static inline ssize_t spidev_sync_read(struct spidev_data *spidev, size_t len) { struct spi_transfer t = { - .rx_buf = spidev->buffer, + .rx_buf = spidev->rx_buffer, .len = len, }; struct spi_message m; @@ -179,7 +180,7 @@ spidev_read(struct file *filp, char __user *buf, size_t count, loff_t *f_pos) if (status > 0) { unsigned long missing; - missing = copy_to_user(buf, spidev->buffer, status); + missing = copy_to_user(buf, spidev->rx_buffer, status); if (missing == status) status = -EFAULT; else @@ -206,7 +207,7 @@ spidev_write(struct file *filp, const char __user *buf, spidev = filp->private_data; mutex_lock(&spidev->buf_lock); - missing = copy_from_user(spidev->buffer, buf, count); + missing = copy_from_user(spidev->tx_buffer, buf, count); if (missing == 0) status = spidev_sync_write(spidev, count); else @@ -224,7 +225,7 @@ static int spidev_message(struct spidev_data *spidev, struct spi_transfer *k_tmp; struct spi_ioc_transfer *u_tmp; unsigned n, total; - u8 *buf; + u8 *tx_buf, *rx_buf; int status = -EFAULT; spi_message_init(&msg); @@ -236,7 +237,8 @@ static int spidev_message(struct spidev_data *spidev, * We walk the array of user-provided transfers, using each one * to initialize a kernel version of the same transfer. */ - buf = spidev->buffer; + tx_buf = spidev->tx_buffer; + rx_buf = spidev->rx_buffer; total = 0; for (n = n_xfers, k_tmp = k_xfers, u_tmp = u_xfers; n; @@ -250,20 +252,21 @@ static int spidev_message(struct spidev_data *spidev, } if (u_tmp->rx_buf) { - k_tmp->rx_buf = buf; + k_tmp->rx_buf = rx_buf; if (!access_ok(VERIFY_WRITE, (u8 __user *) (uintptr_t) u_tmp->rx_buf, u_tmp->len)) goto done; } if (u_tmp->tx_buf) { - k_tmp->tx_buf = buf; - if (copy_from_user(buf, (const u8 __user *) + k_tmp->tx_buf = tx_buf; + if (copy_from_user(tx_buf, (const u8 __user *) (uintptr_t) u_tmp->tx_buf, u_tmp->len)) goto done; } - buf += k_tmp->len; + tx_buf += k_tmp->len; + rx_buf += k_tmp->len; k_tmp->cs_change = !!u_tmp->cs_change; k_tmp->tx_nbits = u_tmp->tx_nbits; @@ -290,17 +293,17 @@ static int spidev_message(struct spidev_data *spidev, goto done; /* copy any rx data out of bounce buffer */ - buf = spidev->buffer; + rx_buf = spidev->rx_buffer; for (n = n_xfers, u_tmp = u_xfers; n; n--, u_tmp++) { if (u_tmp->rx_buf) { if (__copy_to_user((u8 __user *) - (uintptr_t) u_tmp->rx_buf, buf, + (uintptr_t) u_tmp->rx_buf, rx_buf, u_tmp->len)) { status = -EFAULT; goto done; } } - buf += u_tmp->len; + rx_buf += u_tmp->len; } status = total; @@ -508,22 +511,41 @@ static int spidev_open(struct inode *inode, struct file *filp) break; } } - if (status == 0) { - if (!spidev->buffer) { - spidev->buffer = kmalloc(bufsiz, GFP_KERNEL); - if (!spidev->buffer) { + + if (status) { + pr_debug("spidev: nothing for minor %d\n", iminor(inode)); + goto err_find_dev; + } + + if (!spidev->tx_buffer) { + spidev->tx_buffer = kmalloc(bufsiz, GFP_KERNEL); + if (!spidev->tx_buffer) { dev_dbg(&spidev->spi->dev, "open/ENOMEM\n"); status = -ENOMEM; + goto err_find_dev; } } - if (status == 0) { - spidev->users++; - filp->private_data = spidev; - nonseekable_open(inode, filp); + + if (!spidev->rx_buffer) { + spidev->rx_buffer = kmalloc(bufsiz, GFP_KERNEL); + if (!spidev->rx_buffer) { + dev_dbg(&spidev->spi->dev, "open/ENOMEM\n"); + status = -ENOMEM; + goto err_alloc_rx_buf; } - } else - pr_debug("spidev: nothing for minor %d\n", iminor(inode)); + } + + spidev->users++; + filp->private_data = spidev; + nonseekable_open(inode, filp); + + mutex_unlock(&device_list_lock); + return 0; +err_alloc_rx_buf: + kfree(spidev->tx_buffer); + spidev->tx_buffer = NULL; +err_find_dev: mutex_unlock(&device_list_lock); return status; } @@ -542,8 +564,11 @@ static int spidev_release(struct inode *inode, struct file *filp) if (!spidev->users) { int dofree; - kfree(spidev->buffer); - spidev->buffer = NULL; + kfree(spidev->tx_buffer); + spidev->tx_buffer = NULL; + + kfree(spidev->rx_buffer); + spidev->rx_buffer = NULL; /* ... after we unbound from the underlying device? */ spin_lock_irq(&spidev->spi_lock); diff --git a/drivers/staging/android/logger.c b/drivers/staging/android/logger.c index 28b93d39a94eb6b76b72d1db051b2f52b48175e7..a673ffa34aa32a3dc6a6363450f5cfbb93599d98 100644 --- a/drivers/staging/android/logger.c +++ b/drivers/staging/android/logger.c @@ -420,7 +420,7 @@ static ssize_t logger_write_iter(struct kiocb *iocb, struct iov_iter *from) struct logger_log *log = file_get_log(iocb->ki_filp); struct logger_entry header; struct timespec now; - size_t len, count; + size_t len, count, w_off; count = min_t(size_t, iocb->ki_nbytes, LOGGER_ENTRY_MAX_PAYLOAD); @@ -452,11 +452,14 @@ static ssize_t logger_write_iter(struct kiocb *iocb, struct iov_iter *from) memcpy(log->buffer + log->w_off, &header, len); memcpy(log->buffer, (char *)&header + len, sizeof(header) - len); - len = min(count, log->size - log->w_off); + /* Work with a copy until we are ready to commit the whole entry */ + w_off = logger_offset(log, log->w_off + sizeof(struct logger_entry)); - if (copy_from_iter(log->buffer + log->w_off, len, from) != len) { + len = min(count, log->size - w_off); + + if (copy_from_iter(log->buffer + w_off, len, from) != len) { /* - * Note that by not updating w_off, this abandons the + * Note that by not updating log->w_off, this abandons the * portion of the new entry that *was* successfully * copied, just above. This is intentional to avoid * message corruption from missing fragments. @@ -470,7 +473,7 @@ static ssize_t logger_write_iter(struct kiocb *iocb, struct iov_iter *from) return -EFAULT; } - log->w_off = logger_offset(log, log->w_off + count); + log->w_off = logger_offset(log, w_off + count); mutex_unlock(&log->mutex); /* wake up any blocked readers */ diff --git a/drivers/staging/comedi/Kconfig b/drivers/staging/comedi/Kconfig index a8bc2b567789c8188c1ad372301e0072fb1a0bbf..152f4c12ea43d204a7cbd38375673ff3674993bb 100644 --- a/drivers/staging/comedi/Kconfig +++ b/drivers/staging/comedi/Kconfig @@ -426,6 +426,7 @@ config COMEDI_AIO_IIRO_16 config COMEDI_II_PCI20KC tristate "Intelligent Instruments PCI-20001C carrier support" + depends on HAS_IOMEM ---help--- Enable support for Intelligent Instruments PCI-20001C carrier PCI-20001, PCI-20006 and PCI-20341 @@ -667,7 +668,6 @@ config COMEDI_ADDI_APCI_2200 config COMEDI_ADDI_APCI_3120 tristate "ADDI-DATA APCI_3120/3001 support" depends on HAS_DMA - depends on VIRT_TO_BUS ---help--- Enable support for ADDI-DATA APCI_3120/3001 cards diff --git a/drivers/staging/comedi/comedi_fops.c b/drivers/staging/comedi/comedi_fops.c index 495969f46e76656dbcaf3523b102c43ca0df495f..9c32f027600936bcb25765b395f9d4f9406d932b 100644 --- a/drivers/staging/comedi/comedi_fops.c +++ b/drivers/staging/comedi/comedi_fops.c @@ -1462,10 +1462,7 @@ static int __comedi_get_user_chanlist(struct comedi_device *dev, unsigned int *chanlist; int ret; - /* user_chanlist could be NULL for do_cmdtest ioctls */ - if (!user_chanlist) - return 0; - + cmd->chanlist = NULL; chanlist = memdup_user(user_chanlist, cmd->chanlist_len * sizeof(unsigned int)); if (IS_ERR(chanlist)) @@ -1609,13 +1606,18 @@ static int do_cmdtest_ioctl(struct comedi_device *dev, s = &dev->subdevices[cmd.subdev]; - /* load channel/gain list */ - ret = __comedi_get_user_chanlist(dev, s, user_chanlist, &cmd); - if (ret) - return ret; + /* user_chanlist can be NULL for COMEDI_CMDTEST ioctl */ + if (user_chanlist) { + /* load channel/gain list */ + ret = __comedi_get_user_chanlist(dev, s, user_chanlist, &cmd); + if (ret) + return ret; + } ret = s->do_cmdtest(dev, s, &cmd); + kfree(cmd.chanlist); /* free kernel copy of user chanlist */ + /* restore chanlist pointer before copying back */ cmd.chanlist = (unsigned int __force *)user_chanlist; @@ -1642,7 +1644,7 @@ static int do_cmdtest_ioctl(struct comedi_device *dev, */ -static int do_lock_ioctl(struct comedi_device *dev, unsigned int arg, +static int do_lock_ioctl(struct comedi_device *dev, unsigned long arg, void *file) { int ret = 0; @@ -1679,7 +1681,7 @@ static int do_lock_ioctl(struct comedi_device *dev, unsigned int arg, This function isn't protected by the semaphore, since we already own the lock. */ -static int do_unlock_ioctl(struct comedi_device *dev, unsigned int arg, +static int do_unlock_ioctl(struct comedi_device *dev, unsigned long arg, void *file) { struct comedi_subdevice *s; @@ -1714,7 +1716,7 @@ static int do_unlock_ioctl(struct comedi_device *dev, unsigned int arg, nothing */ -static int do_cancel_ioctl(struct comedi_device *dev, unsigned int arg, +static int do_cancel_ioctl(struct comedi_device *dev, unsigned long arg, void *file) { struct comedi_subdevice *s; @@ -1751,7 +1753,7 @@ static int do_cancel_ioctl(struct comedi_device *dev, unsigned int arg, nothing */ -static int do_poll_ioctl(struct comedi_device *dev, unsigned int arg, +static int do_poll_ioctl(struct comedi_device *dev, unsigned long arg, void *file) { struct comedi_subdevice *s; diff --git a/drivers/staging/iio/adc/mxs-lradc.c b/drivers/staging/iio/adc/mxs-lradc.c index 32a19264a170ce7290cc44c42ea77a5e15a6d5dd..2a29b9baec0de55471da2cf2e8d9201cdc335a86 100644 --- a/drivers/staging/iio/adc/mxs-lradc.c +++ b/drivers/staging/iio/adc/mxs-lradc.c @@ -1559,14 +1559,16 @@ static int mxs_lradc_probe(struct platform_device *pdev) /* Grab all IRQ sources */ for (i = 0; i < of_cfg->irq_count; i++) { lradc->irq[i] = platform_get_irq(pdev, i); - if (lradc->irq[i] < 0) - return lradc->irq[i]; + if (lradc->irq[i] < 0) { + ret = lradc->irq[i]; + goto err_clk; + } ret = devm_request_irq(dev, lradc->irq[i], mxs_lradc_handle_irq, 0, of_cfg->irq_name[i], iio); if (ret) - return ret; + goto err_clk; } lradc->vref_mv = of_cfg->vref_mv; @@ -1588,7 +1590,7 @@ static int mxs_lradc_probe(struct platform_device *pdev) &mxs_lradc_trigger_handler, &mxs_lradc_buffer_ops); if (ret) - return ret; + goto err_clk; ret = mxs_lradc_trigger_init(iio); if (ret) @@ -1643,6 +1645,8 @@ static int mxs_lradc_probe(struct platform_device *pdev) mxs_lradc_trigger_remove(iio); err_trig: iio_triggered_buffer_cleanup(iio); +err_clk: + clk_disable_unprepare(lradc->clk); return ret; } diff --git a/drivers/staging/iio/impedance-analyzer/ad5933.c b/drivers/staging/iio/impedance-analyzer/ad5933.c index d0c89d0457de086f30c97a8cad845dc8e578ac77..b6bd609c3655f9e0f78e778a6acc018ed1cfc4c0 100644 --- a/drivers/staging/iio/impedance-analyzer/ad5933.c +++ b/drivers/staging/iio/impedance-analyzer/ad5933.c @@ -115,6 +115,7 @@ static const struct iio_chan_spec ad5933_channels[] = { .channel = 0, .info_mask_separate = BIT(IIO_CHAN_INFO_PROCESSED), .address = AD5933_REG_TEMP_DATA, + .scan_index = -1, .scan_type = { .sign = 's', .realbits = 14, @@ -124,9 +125,7 @@ static const struct iio_chan_spec ad5933_channels[] = { .type = IIO_VOLTAGE, .indexed = 1, .channel = 0, - .extend_name = "real_raw", - .info_mask_separate = BIT(IIO_CHAN_INFO_RAW) | - BIT(IIO_CHAN_INFO_SCALE), + .extend_name = "real", .address = AD5933_REG_REAL_DATA, .scan_index = 0, .scan_type = { @@ -138,9 +137,7 @@ static const struct iio_chan_spec ad5933_channels[] = { .type = IIO_VOLTAGE, .indexed = 1, .channel = 0, - .extend_name = "imag_raw", - .info_mask_separate = BIT(IIO_CHAN_INFO_RAW) | - BIT(IIO_CHAN_INFO_SCALE), + .extend_name = "imag", .address = AD5933_REG_IMAG_DATA, .scan_index = 1, .scan_type = { @@ -749,14 +746,14 @@ static int ad5933_probe(struct i2c_client *client, indio_dev->name = id->name; indio_dev->modes = INDIO_DIRECT_MODE; indio_dev->channels = ad5933_channels; - indio_dev->num_channels = 1; /* only register temp0_input */ + indio_dev->num_channels = ARRAY_SIZE(ad5933_channels); ret = ad5933_register_ring_funcs_and_init(indio_dev); if (ret) goto error_disable_reg; - /* skip temp0_input, register in0_(real|imag)_raw */ - ret = iio_buffer_register(indio_dev, &ad5933_channels[1], 2); + ret = iio_buffer_register(indio_dev, ad5933_channels, + ARRAY_SIZE(ad5933_channels)); if (ret) goto error_unreg_ring; diff --git a/drivers/staging/rtl8723au/include/rtw_eeprom.h b/drivers/staging/rtl8723au/include/rtw_eeprom.h index e5121a2a64b45994ec169c97a64c0d875ebabb98..a86f36e49dd1bb8ac3b10aaeba876f1e7ed2a657 100644 --- a/drivers/staging/rtl8723au/include/rtw_eeprom.h +++ b/drivers/staging/rtl8723au/include/rtw_eeprom.h @@ -107,12 +107,12 @@ enum rt_customer_id }; struct eeprom_priv { + u8 mac_addr[6]; /* PermanentAddress */ u8 bautoload_fail_flag; u8 bloadfile_fail_flag; u8 bloadmac_fail_flag; /* u8 bempty; */ /* u8 sys_config; */ - u8 mac_addr[6]; /* PermanentAddress */ /* u8 config0; */ u16 channel_plan; /* u8 country_string[3]; */ diff --git a/drivers/usb/chipidea/core.c b/drivers/usb/chipidea/core.c index 3df5005c554d2bbd655544fa046cbfb346b4c0a9..9bdc6bd73432cd1c39f371f589dd5bbab3a797bc 100644 --- a/drivers/usb/chipidea/core.c +++ b/drivers/usb/chipidea/core.c @@ -742,7 +742,6 @@ static int ci_hdrc_remove(struct platform_device *pdev) ci_role_destroy(ci); ci_hdrc_enter_lpm(ci, true); usb_phy_shutdown(ci->transceiver); - kfree(ci->hw_bank.regmap); return 0; } diff --git a/drivers/usb/dwc2/core.h b/drivers/usb/dwc2/core.h index bf015ab3b44c80ae76631b3d63268a0701ef5707..55c90c53f2d6b6c3534df4e734ad3e8fea03277e 100644 --- a/drivers/usb/dwc2/core.h +++ b/drivers/usb/dwc2/core.h @@ -619,7 +619,7 @@ struct dwc2_hsotg { unsigned port_suspend_change:1; unsigned port_over_current_change:1; unsigned port_l1_change:1; - unsigned reserved:26; + unsigned reserved:25; } b; } flags; diff --git a/drivers/usb/dwc2/gadget.c b/drivers/usb/dwc2/gadget.c index 7b5856fadd93f350ddaaeb2dda9e63be534987e6..eee87098bb8b947458383ab3cc425458a598dae9 100644 --- a/drivers/usb/dwc2/gadget.c +++ b/drivers/usb/dwc2/gadget.c @@ -2561,8 +2561,10 @@ static int s3c_hsotg_ep_enable(struct usb_ep *ep, hs_ep->fifo_size = val; break; } - if (i == 8) - return -ENOMEM; + if (i == 8) { + ret = -ENOMEM; + goto error; + } } /* for non control endpoints, set PID to D0 */ @@ -2579,6 +2581,7 @@ static int s3c_hsotg_ep_enable(struct usb_ep *ep, /* enable the endpoint interrupt */ s3c_hsotg_ctrl_epint(hsotg, index, dir_in, 1); +error: spin_unlock_irqrestore(&hsotg->lock, flags); return ret; } @@ -2934,9 +2937,7 @@ static int s3c_hsotg_udc_stop(struct usb_gadget *gadget, spin_lock_irqsave(&hsotg->lock, flags); - if (!driver) - hsotg->driver = NULL; - + hsotg->driver = NULL; hsotg->gadget.speed = USB_SPEED_UNKNOWN; spin_unlock_irqrestore(&hsotg->lock, flags); @@ -3567,6 +3568,7 @@ static int s3c_hsotg_probe(struct platform_device *pdev) s3c_hsotg_initep(hsotg, &hsotg->eps[epnum], epnum); /* disable power and clock */ + s3c_hsotg_phy_disable(hsotg); ret = regulator_bulk_disable(ARRAY_SIZE(hsotg->supplies), hsotg->supplies); @@ -3575,8 +3577,6 @@ static int s3c_hsotg_probe(struct platform_device *pdev) goto err_ep_mem; } - s3c_hsotg_phy_disable(hsotg); - ret = usb_add_gadget_udc(&pdev->dev, &hsotg->gadget); if (ret) goto err_ep_mem; diff --git a/drivers/usb/dwc3/dwc3-omap.c b/drivers/usb/dwc3/dwc3-omap.c index 2f537d588225fd11bcab9c5b827ad488a1d93f22..a0aa9f3da441381736fcad46eca794b482653340 100644 --- a/drivers/usb/dwc3/dwc3-omap.c +++ b/drivers/usb/dwc3/dwc3-omap.c @@ -597,7 +597,7 @@ static int dwc3_omap_prepare(struct device *dev) { struct dwc3_omap *omap = dev_get_drvdata(dev); - dwc3_omap_write_irqmisc_set(omap, 0x00); + dwc3_omap_disable_irqs(omap); return 0; } @@ -605,19 +605,8 @@ static int dwc3_omap_prepare(struct device *dev) static void dwc3_omap_complete(struct device *dev) { struct dwc3_omap *omap = dev_get_drvdata(dev); - u32 reg; - reg = (USBOTGSS_IRQMISC_OEVT | - USBOTGSS_IRQMISC_DRVVBUS_RISE | - USBOTGSS_IRQMISC_CHRGVBUS_RISE | - USBOTGSS_IRQMISC_DISCHRGVBUS_RISE | - USBOTGSS_IRQMISC_IDPULLUP_RISE | - USBOTGSS_IRQMISC_DRVVBUS_FALL | - USBOTGSS_IRQMISC_CHRGVBUS_FALL | - USBOTGSS_IRQMISC_DISCHRGVBUS_FALL | - USBOTGSS_IRQMISC_IDPULLUP_FALL); - - dwc3_omap_write_irqmisc_set(omap, reg); + dwc3_omap_enable_irqs(omap); } static int dwc3_omap_suspend(struct device *dev) diff --git a/drivers/usb/dwc3/dwc3-pci.c b/drivers/usb/dwc3/dwc3-pci.c index 436fb08c40b8785f16e224241039e7c63899fde9..a36cf66302fbe56e06f6ed20451b8c008479b0d2 100644 --- a/drivers/usb/dwc3/dwc3-pci.c +++ b/drivers/usb/dwc3/dwc3-pci.c @@ -30,6 +30,7 @@ #define PCI_DEVICE_ID_SYNOPSYS_HAPSUSB3 0xabcd #define PCI_DEVICE_ID_INTEL_BYT 0x0f37 #define PCI_DEVICE_ID_INTEL_MRFLD 0x119e +#define PCI_DEVICE_ID_INTEL_BSW 0x22B7 struct dwc3_pci { struct device *dev; @@ -181,6 +182,7 @@ static const struct pci_device_id dwc3_pci_id_table[] = { PCI_DEVICE(PCI_VENDOR_ID_SYNOPSYS, PCI_DEVICE_ID_SYNOPSYS_HAPSUSB3), }, + { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_BSW), }, { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_BYT), }, { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_MRFLD), }, { } /* Terminating Entry */ diff --git a/drivers/usb/dwc3/ep0.c b/drivers/usb/dwc3/ep0.c index b35938777ddeaa03954bb567fb1fb0cf096b5982..711b23019d541f1fcc589e93a22d80ef677ec207 100644 --- a/drivers/usb/dwc3/ep0.c +++ b/drivers/usb/dwc3/ep0.c @@ -256,7 +256,7 @@ static void dwc3_ep0_stall_and_restart(struct dwc3 *dwc) /* stall is always issued on EP0 */ dep = dwc->eps[0]; - __dwc3_gadget_ep_set_halt(dep, 1); + __dwc3_gadget_ep_set_halt(dep, 1, false); dep->flags = DWC3_EP_ENABLED; dwc->delayed_status = false; @@ -271,7 +271,7 @@ static void dwc3_ep0_stall_and_restart(struct dwc3 *dwc) dwc3_ep0_out_start(dwc); } -int dwc3_gadget_ep0_set_halt(struct usb_ep *ep, int value) +int __dwc3_gadget_ep0_set_halt(struct usb_ep *ep, int value) { struct dwc3_ep *dep = to_dwc3_ep(ep); struct dwc3 *dwc = dep->dwc; @@ -281,6 +281,20 @@ int dwc3_gadget_ep0_set_halt(struct usb_ep *ep, int value) return 0; } +int dwc3_gadget_ep0_set_halt(struct usb_ep *ep, int value) +{ + struct dwc3_ep *dep = to_dwc3_ep(ep); + struct dwc3 *dwc = dep->dwc; + unsigned long flags; + int ret; + + spin_lock_irqsave(&dwc->lock, flags); + ret = __dwc3_gadget_ep0_set_halt(ep, value); + spin_unlock_irqrestore(&dwc->lock, flags); + + return ret; +} + void dwc3_ep0_out_start(struct dwc3 *dwc) { int ret; @@ -466,7 +480,7 @@ static int dwc3_ep0_handle_feature(struct dwc3 *dwc, return -EINVAL; if (set == 0 && (dep->flags & DWC3_EP_WEDGE)) break; - ret = __dwc3_gadget_ep_set_halt(dep, set); + ret = __dwc3_gadget_ep_set_halt(dep, set, true); if (ret) return -EINVAL; break; @@ -775,9 +789,6 @@ static void dwc3_ep0_complete_data(struct dwc3 *dwc, dwc->ep0_next_event = DWC3_EP0_NRDY_STATUS; - r = next_request(&ep0->request_list); - ur = &r->request; - trb = dwc->ep0_trb; status = DWC3_TRB_SIZE_TRBSTS(trb->size); @@ -790,6 +801,12 @@ static void dwc3_ep0_complete_data(struct dwc3 *dwc, return; } + r = next_request(&ep0->request_list); + if (!r) + return; + + ur = &r->request; + length = trb->size & DWC3_TRB_SIZE_MASK; if (dwc->ep0_bounced) { @@ -811,12 +828,19 @@ static void dwc3_ep0_complete_data(struct dwc3 *dwc, dwc3_ep0_stall_and_restart(dwc); } else { - /* - * handle the case where we have to send a zero packet. This - * seems to be case when req.length > maxpacket. Could it be? - */ - if (r) - dwc3_gadget_giveback(ep0, r, 0); + dwc3_gadget_giveback(ep0, r, 0); + + if (IS_ALIGNED(ur->length, ep0->endpoint.maxpacket) && + ur->length && ur->zero) { + int ret; + + dwc->ep0_next_event = DWC3_EP0_COMPLETE; + + ret = dwc3_ep0_start_trans(dwc, epnum, + dwc->ctrl_req_addr, 0, + DWC3_TRBCTL_CONTROL_DATA); + WARN_ON(ret < 0); + } } } diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c index 3818b26bfc05abf744f50bcc6266d49b0e83dfb3..546ea5431b8cd225165b38ca0e5ff2b53906738c 100644 --- a/drivers/usb/dwc3/gadget.c +++ b/drivers/usb/dwc3/gadget.c @@ -525,12 +525,11 @@ static int __dwc3_gadget_ep_enable(struct dwc3_ep *dep, if (!usb_endpoint_xfer_isoc(desc)) return 0; - memset(&trb_link, 0, sizeof(trb_link)); - /* Link TRB for ISOC. The HWO bit is never reset */ trb_st_hw = &dep->trb_pool[0]; trb_link = &dep->trb_pool[DWC3_TRB_NUM - 1]; + memset(trb_link, 0, sizeof(*trb_link)); trb_link->bpl = lower_32_bits(dwc3_trb_dma_offset(dep, trb_st_hw)); trb_link->bph = upper_32_bits(dwc3_trb_dma_offset(dep, trb_st_hw)); @@ -581,7 +580,7 @@ static int __dwc3_gadget_ep_disable(struct dwc3_ep *dep) /* make sure HW endpoint isn't stalled */ if (dep->flags & DWC3_EP_STALL) - __dwc3_gadget_ep_set_halt(dep, 0); + __dwc3_gadget_ep_set_halt(dep, 0, false); reg = dwc3_readl(dwc->regs, DWC3_DALEPENA); reg &= ~DWC3_DALEPENA_EP(dep->number); @@ -1202,15 +1201,28 @@ static int dwc3_gadget_ep_dequeue(struct usb_ep *ep, return ret; } -int __dwc3_gadget_ep_set_halt(struct dwc3_ep *dep, int value) +int __dwc3_gadget_ep_set_halt(struct dwc3_ep *dep, int value, int protocol) { struct dwc3_gadget_ep_cmd_params params; struct dwc3 *dwc = dep->dwc; int ret; + if (usb_endpoint_xfer_isoc(dep->endpoint.desc)) { + dev_err(dwc->dev, "%s is of Isochronous type\n", dep->name); + return -EINVAL; + } + memset(¶ms, 0x00, sizeof(params)); if (value) { + if (!protocol && ((dep->direction && dep->flags & DWC3_EP_BUSY) || + (!list_empty(&dep->req_queued) || + !list_empty(&dep->request_list)))) { + dev_dbg(dwc->dev, "%s: pending request, cannot halt\n", + dep->name); + return -EAGAIN; + } + ret = dwc3_send_gadget_ep_cmd(dwc, dep->number, DWC3_DEPCMD_SETSTALL, ¶ms); if (ret) @@ -1241,15 +1253,7 @@ static int dwc3_gadget_ep_set_halt(struct usb_ep *ep, int value) int ret; spin_lock_irqsave(&dwc->lock, flags); - - if (usb_endpoint_xfer_isoc(dep->endpoint.desc)) { - dev_err(dwc->dev, "%s is of Isochronous type\n", dep->name); - ret = -EINVAL; - goto out; - } - - ret = __dwc3_gadget_ep_set_halt(dep, value); -out: + ret = __dwc3_gadget_ep_set_halt(dep, value, false); spin_unlock_irqrestore(&dwc->lock, flags); return ret; @@ -1260,15 +1264,18 @@ static int dwc3_gadget_ep_set_wedge(struct usb_ep *ep) struct dwc3_ep *dep = to_dwc3_ep(ep); struct dwc3 *dwc = dep->dwc; unsigned long flags; + int ret; spin_lock_irqsave(&dwc->lock, flags); dep->flags |= DWC3_EP_WEDGE; - spin_unlock_irqrestore(&dwc->lock, flags); if (dep->number == 0 || dep->number == 1) - return dwc3_gadget_ep0_set_halt(ep, 1); + ret = __dwc3_gadget_ep0_set_halt(ep, 1); else - return dwc3_gadget_ep_set_halt(ep, 1); + ret = __dwc3_gadget_ep_set_halt(dep, 1, false); + spin_unlock_irqrestore(&dwc->lock, flags); + + return ret; } /* -------------------------------------------------------------------------- */ diff --git a/drivers/usb/dwc3/gadget.h b/drivers/usb/dwc3/gadget.h index 178ad89822065877c72a53b21fc6684c5e456933..18ae3eaa8b6fe476d83d89374141399cbbe1302f 100644 --- a/drivers/usb/dwc3/gadget.h +++ b/drivers/usb/dwc3/gadget.h @@ -82,10 +82,11 @@ void dwc3_gadget_giveback(struct dwc3_ep *dep, struct dwc3_request *req, void dwc3_ep0_interrupt(struct dwc3 *dwc, const struct dwc3_event_depevt *event); void dwc3_ep0_out_start(struct dwc3 *dwc); +int __dwc3_gadget_ep0_set_halt(struct usb_ep *ep, int value); int dwc3_gadget_ep0_set_halt(struct usb_ep *ep, int value); int dwc3_gadget_ep0_queue(struct usb_ep *ep, struct usb_request *request, gfp_t gfp_flags); -int __dwc3_gadget_ep_set_halt(struct dwc3_ep *dep, int value); +int __dwc3_gadget_ep_set_halt(struct dwc3_ep *dep, int value, int protocol); /** * dwc3_gadget_ep_get_transfer_index - Gets transfer index from HW diff --git a/drivers/usb/dwc3/trace.h b/drivers/usb/dwc3/trace.h index 78aff1da089a7b1d07090d3dbf0ea49404c767db..60b0f41eafc40b014861000d02d6972a8e4b2683 100644 --- a/drivers/usb/dwc3/trace.h +++ b/drivers/usb/dwc3/trace.h @@ -73,15 +73,23 @@ DECLARE_EVENT_CLASS(dwc3_log_ctrl, TP_PROTO(struct usb_ctrlrequest *ctrl), TP_ARGS(ctrl), TP_STRUCT__entry( - __field(struct usb_ctrlrequest *, ctrl) + __field(__u8, bRequestType) + __field(__u8, bRequest) + __field(__le16, wValue) + __field(__le16, wIndex) + __field(__le16, wLength) ), TP_fast_assign( - __entry->ctrl = ctrl; + __entry->bRequestType = ctrl->bRequestType; + __entry->bRequest = ctrl->bRequest; + __entry->wValue = ctrl->wValue; + __entry->wIndex = ctrl->wIndex; + __entry->wLength = ctrl->wLength; ), TP_printk("bRequestType %02x bRequest %02x wValue %04x wIndex %04x wLength %d", - __entry->ctrl->bRequestType, __entry->ctrl->bRequest, - le16_to_cpu(__entry->ctrl->wValue), le16_to_cpu(__entry->ctrl->wIndex), - le16_to_cpu(__entry->ctrl->wLength) + __entry->bRequestType, __entry->bRequest, + le16_to_cpu(__entry->wValue), le16_to_cpu(__entry->wIndex), + le16_to_cpu(__entry->wLength) ) ); @@ -94,15 +102,22 @@ DECLARE_EVENT_CLASS(dwc3_log_request, TP_PROTO(struct dwc3_request *req), TP_ARGS(req), TP_STRUCT__entry( + __dynamic_array(char, name, DWC3_MSG_MAX) __field(struct dwc3_request *, req) + __field(unsigned, actual) + __field(unsigned, length) + __field(int, status) ), TP_fast_assign( + snprintf(__get_str(name), DWC3_MSG_MAX, "%s", req->dep->name); __entry->req = req; + __entry->actual = req->request.actual; + __entry->length = req->request.length; + __entry->status = req->request.status; ), TP_printk("%s: req %p length %u/%u ==> %d", - __entry->req->dep->name, __entry->req, - __entry->req->request.actual, __entry->req->request.length, - __entry->req->request.status + __get_str(name), __entry->req, __entry->actual, __entry->length, + __entry->status ) ); @@ -158,17 +173,17 @@ DECLARE_EVENT_CLASS(dwc3_log_gadget_ep_cmd, struct dwc3_gadget_ep_cmd_params *params), TP_ARGS(dep, cmd, params), TP_STRUCT__entry( - __field(struct dwc3_ep *, dep) + __dynamic_array(char, name, DWC3_MSG_MAX) __field(unsigned int, cmd) __field(struct dwc3_gadget_ep_cmd_params *, params) ), TP_fast_assign( - __entry->dep = dep; + snprintf(__get_str(name), DWC3_MSG_MAX, "%s", dep->name); __entry->cmd = cmd; __entry->params = params; ), TP_printk("%s: cmd '%s' [%d] params %08x %08x %08x\n", - __entry->dep->name, dwc3_gadget_ep_cmd_string(__entry->cmd), + __get_str(name), dwc3_gadget_ep_cmd_string(__entry->cmd), __entry->cmd, __entry->params->param0, __entry->params->param1, __entry->params->param2 ) @@ -184,16 +199,24 @@ DECLARE_EVENT_CLASS(dwc3_log_trb, TP_PROTO(struct dwc3_ep *dep, struct dwc3_trb *trb), TP_ARGS(dep, trb), TP_STRUCT__entry( - __field(struct dwc3_ep *, dep) + __dynamic_array(char, name, DWC3_MSG_MAX) __field(struct dwc3_trb *, trb) + __field(u32, bpl) + __field(u32, bph) + __field(u32, size) + __field(u32, ctrl) ), TP_fast_assign( - __entry->dep = dep; + snprintf(__get_str(name), DWC3_MSG_MAX, "%s", dep->name); __entry->trb = trb; + __entry->bpl = trb->bpl; + __entry->bph = trb->bph; + __entry->size = trb->size; + __entry->ctrl = trb->ctrl; ), TP_printk("%s: trb %p bph %08x bpl %08x size %08x ctrl %08x\n", - __entry->dep->name, __entry->trb, __entry->trb->bph, - __entry->trb->bpl, __entry->trb->size, __entry->trb->ctrl + __get_str(name), __entry->trb, __entry->bph, __entry->bpl, + __entry->size, __entry->ctrl ) ); diff --git a/drivers/usb/gadget/composite.c b/drivers/usb/gadget/composite.c index a8c18df171c34cbcad3e0af3f807c32d5f9546cd..f6a51fddd5b5bbd570d780bd71cc52137f478e66 100644 --- a/drivers/usb/gadget/composite.c +++ b/drivers/usb/gadget/composite.c @@ -560,7 +560,7 @@ static int bos_desc(struct usb_composite_dev *cdev) usb_ext->bLength = USB_DT_USB_EXT_CAP_SIZE; usb_ext->bDescriptorType = USB_DT_DEVICE_CAPABILITY; usb_ext->bDevCapabilityType = USB_CAP_TYPE_EXT; - usb_ext->bmAttributes = cpu_to_le32(USB_LPM_SUPPORT); + usb_ext->bmAttributes = cpu_to_le32(USB_LPM_SUPPORT | USB_BESL_SUPPORT); /* * The Superspeed USB Capability descriptor shall be implemented by all diff --git a/drivers/usb/gadget/function/f_acm.c b/drivers/usb/gadget/function/f_acm.c index 6da4685490ef7668dfdbc8be950cfbd63dd2d3cb..aad8165e98ef84d314f74826e97d1bd0641a5b95 100644 --- a/drivers/usb/gadget/function/f_acm.c +++ b/drivers/usb/gadget/function/f_acm.c @@ -433,12 +433,12 @@ static int acm_set_alt(struct usb_function *f, unsigned intf, unsigned alt) dev_vdbg(&cdev->gadget->dev, "reset acm control interface %d\n", intf); usb_ep_disable(acm->notify); - } else { - dev_vdbg(&cdev->gadget->dev, - "init acm ctrl interface %d\n", intf); + } + + if (!acm->notify->desc) if (config_ep_by_speed(cdev->gadget, f, acm->notify)) return -EINVAL; - } + usb_ep_enable(acm->notify); acm->notify->driver_data = acm; diff --git a/drivers/usb/gadget/function/f_eem.c b/drivers/usb/gadget/function/f_eem.c index 4d8b236ea60865c9fb85c013b416ea0a7f9476b6..c9e90de5bdd9192c459dd3dea7a9aafa3c086c6b 100644 --- a/drivers/usb/gadget/function/f_eem.c +++ b/drivers/usb/gadget/function/f_eem.c @@ -325,7 +325,6 @@ static int eem_bind(struct usb_configuration *c, struct usb_function *f) return 0; fail: - usb_free_all_descriptors(f); if (eem->port.out_ep) eem->port.out_ep->driver_data = NULL; if (eem->port.in_ep) diff --git a/drivers/usb/gadget/function/f_fs.c b/drivers/usb/gadget/function/f_fs.c index 7c6771d027a222f33dc472a71ff400995749e0b7..63314ede7ba60e8efdf9a83ead4f6f19324cbc0a 100644 --- a/drivers/usb/gadget/function/f_fs.c +++ b/drivers/usb/gadget/function/f_fs.c @@ -647,15 +647,26 @@ static void ffs_user_copy_worker(struct work_struct *work) if (io_data->read && ret > 0) { int i; size_t pos = 0; + + /* + * Since req->length may be bigger than io_data->len (after + * being rounded up to maxpacketsize), we may end up with more + * data then user space has space for. + */ + ret = min_t(int, ret, io_data->len); + use_mm(io_data->mm); for (i = 0; i < io_data->nr_segs; i++) { + size_t len = min_t(size_t, ret - pos, + io_data->iovec[i].iov_len); + if (!len) + break; if (unlikely(copy_to_user(io_data->iovec[i].iov_base, - &io_data->buf[pos], - io_data->iovec[i].iov_len))) { + &io_data->buf[pos], len))) { ret = -EFAULT; break; } - pos += io_data->iovec[i].iov_len; + pos += len; } unuse_mm(io_data->mm); } @@ -687,7 +698,7 @@ static ssize_t ffs_epfile_io(struct file *file, struct ffs_io_data *io_data) struct ffs_epfile *epfile = file->private_data; struct ffs_ep *ep; char *data = NULL; - ssize_t ret, data_len; + ssize_t ret, data_len = -EINVAL; int halt; /* Are we still active? */ @@ -787,13 +798,30 @@ static ssize_t ffs_epfile_io(struct file *file, struct ffs_io_data *io_data) /* Fire the request */ struct usb_request *req; + /* + * Sanity Check: even though data_len can't be used + * uninitialized at the time I write this comment, some + * compilers complain about this situation. + * In order to keep the code clean from warnings, data_len is + * being initialized to -EINVAL during its declaration, which + * means we can't rely on compiler anymore to warn no future + * changes won't result in data_len being used uninitialized. + * For such reason, we're adding this redundant sanity check + * here. + */ + if (unlikely(data_len == -EINVAL)) { + WARN(1, "%s: data_len == -EINVAL\n", __func__); + ret = -EINVAL; + goto error_lock; + } + if (io_data->aio) { req = usb_ep_alloc_request(ep->ep, GFP_KERNEL); if (unlikely(!req)) goto error_lock; req->buf = data; - req->length = io_data->len; + req->length = data_len; io_data->buf = data; io_data->ep = ep->ep; @@ -815,7 +843,7 @@ static ssize_t ffs_epfile_io(struct file *file, struct ffs_io_data *io_data) req = ep->req; req->buf = data; - req->length = io_data->len; + req->length = data_len; req->context = &done; req->complete = ffs_epfile_io_complete; @@ -2663,8 +2691,6 @@ static inline struct f_fs_opts *ffs_do_functionfs_bind(struct usb_function *f, func->conf = c; func->gadget = c->cdev->gadget; - ffs_data_get(func->ffs); - /* * in drivers/usb/gadget/configfs.c:configfs_composite_bind() * configurations are bound in sequence with list_for_each_entry, diff --git a/drivers/usb/gadget/function/f_hid.c b/drivers/usb/gadget/function/f_hid.c index a95290a1289f8946829fbab180c7c76f807c791f..59ab62c92b66667e77b4ba35cd59f754584e0fd2 100644 --- a/drivers/usb/gadget/function/f_hid.c +++ b/drivers/usb/gadget/function/f_hid.c @@ -621,12 +621,14 @@ static int __init hidg_bind(struct usb_configuration *c, struct usb_function *f) dev = MKDEV(major, hidg->minor); status = cdev_add(&hidg->cdev, dev, 1); if (status) - goto fail; + goto fail_free_descs; device_create(hidg_class, NULL, dev, NULL, "%s%d", "hidg", hidg->minor); return 0; +fail_free_descs: + usb_free_all_descriptors(f); fail: ERROR(f->config->cdev, "hidg_bind FAILED\n"); if (hidg->req != NULL) { @@ -635,7 +637,6 @@ static int __init hidg_bind(struct usb_configuration *c, struct usb_function *f) usb_ep_free_request(hidg->in_ep, hidg->req); } - usb_free_all_descriptors(f); return status; } diff --git a/drivers/usb/gadget/function/f_loopback.c b/drivers/usb/gadget/function/f_loopback.c index bf04389137e67cbd0790856e08136e968eccd180..298b46112b1a354eaa2965edc548b10b628ac577 100644 --- a/drivers/usb/gadget/function/f_loopback.c +++ b/drivers/usb/gadget/function/f_loopback.c @@ -253,22 +253,13 @@ static void loopback_complete(struct usb_ep *ep, struct usb_request *req) case 0: /* normal completion? */ if (ep == loop->out_ep) { - /* loop this OUT packet back IN to the host */ req->zero = (req->actual < req->length); req->length = req->actual; - status = usb_ep_queue(loop->in_ep, req, GFP_ATOMIC); - if (status == 0) - return; - - /* "should never get here" */ - ERROR(cdev, "can't loop %s to %s: %d\n", - ep->name, loop->in_ep->name, - status); } /* queue the buffer for some later OUT packet */ req->length = buflen; - status = usb_ep_queue(loop->out_ep, req, GFP_ATOMIC); + status = usb_ep_queue(ep, req, GFP_ATOMIC); if (status == 0) return; @@ -308,60 +299,66 @@ static inline struct usb_request *lb_alloc_ep_req(struct usb_ep *ep, int len) return alloc_ep_req(ep, len, buflen); } -static int -enable_loopback(struct usb_composite_dev *cdev, struct f_loopback *loop) +static int enable_endpoint(struct usb_composite_dev *cdev, struct f_loopback *loop, + struct usb_ep *ep) { - int result = 0; - struct usb_ep *ep; struct usb_request *req; unsigned i; + int result; - /* one endpoint writes data back IN to the host */ - ep = loop->in_ep; + /* + * one endpoint writes data back IN to the host while another endpoint + * just reads OUT packets + */ result = config_ep_by_speed(cdev->gadget, &(loop->function), ep); if (result) - return result; + goto fail0; result = usb_ep_enable(ep); if (result < 0) - return result; - ep->driver_data = loop; - - /* one endpoint just reads OUT packets */ - ep = loop->out_ep; - result = config_ep_by_speed(cdev->gadget, &(loop->function), ep); - if (result) goto fail0; - - result = usb_ep_enable(ep); - if (result < 0) { -fail0: - ep = loop->in_ep; - usb_ep_disable(ep); - ep->driver_data = NULL; - return result; - } ep->driver_data = loop; - /* allocate a bunch of read buffers and queue them all at once. + /* + * allocate a bunch of read buffers and queue them all at once. * we buffer at most 'qlen' transfers; fewer if any need more * than 'buflen' bytes each. */ for (i = 0; i < qlen && result == 0; i++) { req = lb_alloc_ep_req(ep, 0); - if (req) { - req->complete = loopback_complete; - result = usb_ep_queue(ep, req, GFP_ATOMIC); - if (result) - ERROR(cdev, "%s queue req --> %d\n", - ep->name, result); - } else { - usb_ep_disable(ep); - ep->driver_data = NULL; - result = -ENOMEM; - goto fail0; + if (!req) + goto fail1; + + req->complete = loopback_complete; + result = usb_ep_queue(ep, req, GFP_ATOMIC); + if (result) { + ERROR(cdev, "%s queue req --> %d\n", + ep->name, result); + goto fail1; } } + return 0; + +fail1: + usb_ep_disable(ep); + +fail0: + return result; +} + +static int +enable_loopback(struct usb_composite_dev *cdev, struct f_loopback *loop) +{ + int result = 0; + + result = enable_endpoint(cdev, loop, loop->in_ep); + if (result) + return result; + + result = enable_endpoint(cdev, loop, loop->out_ep); + if (result) + return result; + DBG(cdev, "%s enabled\n", loop->function.name); return result; } diff --git a/drivers/usb/gadget/function/f_ncm.c b/drivers/usb/gadget/function/f_ncm.c index 146f48cc65d7fb9c000565448121337f914c694c..16361b0a8b469644120907f5a135d3f7d5156b11 100644 --- a/drivers/usb/gadget/function/f_ncm.c +++ b/drivers/usb/gadget/function/f_ncm.c @@ -1461,7 +1461,6 @@ static int ncm_bind(struct usb_configuration *c, struct usb_function *f) return 0; fail: - usb_free_all_descriptors(f); if (ncm->notify_req) { kfree(ncm->notify_req->buf); usb_ep_free_request(ncm->notify, ncm->notify_req); diff --git a/drivers/usb/gadget/function/f_obex.c b/drivers/usb/gadget/function/f_obex.c index 5f40080c92ccfbe8466319cd848c04c6d1b6038d..a1b79c53499c2f4e852b1599347df3a400337745 100644 --- a/drivers/usb/gadget/function/f_obex.c +++ b/drivers/usb/gadget/function/f_obex.c @@ -35,6 +35,7 @@ struct f_obex { struct gserial port; u8 ctrl_id; u8 data_id; + u8 cur_alt; u8 port_num; u8 can_activate; }; @@ -235,6 +236,8 @@ static int obex_set_alt(struct usb_function *f, unsigned intf, unsigned alt) } else goto fail; + obex->cur_alt = alt; + return 0; fail: @@ -245,10 +248,7 @@ static int obex_get_alt(struct usb_function *f, unsigned intf) { struct f_obex *obex = func_to_obex(f); - if (intf == obex->ctrl_id) - return 0; - - return obex->port.in->driver_data ? 1 : 0; + return obex->cur_alt; } static void obex_disable(struct usb_function *f) @@ -397,7 +397,6 @@ static int obex_bind(struct usb_configuration *c, struct usb_function *f) return 0; fail: - usb_free_all_descriptors(f); /* we might as well release our claims on endpoints */ if (obex->port.out) obex->port.out->driver_data = NULL; diff --git a/drivers/usb/gadget/function/f_phonet.c b/drivers/usb/gadget/function/f_phonet.c index b9cfc1571d71281c0607abf0420fb518796626fe..1ec8b7ffdccd40aadf3b70abfed20fd85935a649 100644 --- a/drivers/usb/gadget/function/f_phonet.c +++ b/drivers/usb/gadget/function/f_phonet.c @@ -570,8 +570,8 @@ static int pn_bind(struct usb_configuration *c, struct usb_function *f) err_req: for (i = 0; i < phonet_rxq_size && fp->out_reqv[i]; i++) usb_ep_free_request(fp->out_ep, fp->out_reqv[i]); -err: usb_free_all_descriptors(f); +err: if (fp->out_ep) fp->out_ep->driver_data = NULL; if (fp->in_ep) diff --git a/drivers/usb/gadget/function/f_rndis.c b/drivers/usb/gadget/function/f_rndis.c index ddb09dc6d1f2382f556ce378dada0b13df1f8462..f13fc6a585652f4559d446a5dd009bf151a4d1b8 100644 --- a/drivers/usb/gadget/function/f_rndis.c +++ b/drivers/usb/gadget/function/f_rndis.c @@ -802,8 +802,10 @@ rndis_bind(struct usb_configuration *c, struct usb_function *f) if (rndis->manufacturer && rndis->vendorID && rndis_set_param_vendor(rndis->config, rndis->vendorID, - rndis->manufacturer)) - goto fail; + rndis->manufacturer)) { + status = -EINVAL; + goto fail_free_descs; + } /* NOTE: all that is done without knowing or caring about * the network link ... which is unavailable to this code @@ -817,10 +819,11 @@ rndis_bind(struct usb_configuration *c, struct usb_function *f) rndis->notify->name); return 0; +fail_free_descs: + usb_free_all_descriptors(f); fail: kfree(f->os_desc_table); f->os_desc_n = 0; - usb_free_all_descriptors(f); if (rndis->notify_req) { kfree(rndis->notify_req->buf); diff --git a/drivers/usb/gadget/function/f_subset.c b/drivers/usb/gadget/function/f_subset.c index 1ea8baf33333be75990c6c1b7d2d6208192f7375..e3dfa675ff06db9ca627e6d211f30263f298eb8f 100644 --- a/drivers/usb/gadget/function/f_subset.c +++ b/drivers/usb/gadget/function/f_subset.c @@ -380,7 +380,6 @@ geth_bind(struct usb_configuration *c, struct usb_function *f) return 0; fail: - usb_free_all_descriptors(f); /* we might as well release our claims on endpoints */ if (geth->port.out_ep) geth->port.out_ep->driver_data = NULL; diff --git a/drivers/usb/gadget/function/f_uac2.c b/drivers/usb/gadget/function/f_uac2.c index a5a27a504d67099e09670cd7ca9e48355c1c4f70..33e16658e5cfeb50d01c44c7a63a2379634e82b7 100644 --- a/drivers/usb/gadget/function/f_uac2.c +++ b/drivers/usb/gadget/function/f_uac2.c @@ -512,6 +512,11 @@ static int snd_uac2_remove(struct platform_device *pdev) return 0; } +static void snd_uac2_release(struct device *dev) +{ + dev_dbg(dev, "releasing '%s'\n", dev_name(dev)); +} + static int alsa_uac2_init(struct audio_dev *agdev) { struct snd_uac2_chip *uac2 = &agdev->uac2; @@ -523,6 +528,7 @@ static int alsa_uac2_init(struct audio_dev *agdev) uac2->pdev.id = 0; uac2->pdev.name = uac2_name; + uac2->pdev.dev.release = snd_uac2_release; /* Register snd_uac2 driver */ err = platform_driver_register(&uac2->pdrv); @@ -772,6 +778,7 @@ struct usb_endpoint_descriptor fs_epout_desc = { .bEndpointAddress = USB_DIR_OUT, .bmAttributes = USB_ENDPOINT_XFER_ISOC | USB_ENDPOINT_SYNC_ASYNC, + .wMaxPacketSize = cpu_to_le16(1023), .bInterval = 1, }; @@ -780,6 +787,7 @@ struct usb_endpoint_descriptor hs_epout_desc = { .bDescriptorType = USB_DT_ENDPOINT, .bmAttributes = USB_ENDPOINT_XFER_ISOC | USB_ENDPOINT_SYNC_ASYNC, + .wMaxPacketSize = cpu_to_le16(1024), .bInterval = 4, }; @@ -847,6 +855,7 @@ struct usb_endpoint_descriptor fs_epin_desc = { .bEndpointAddress = USB_DIR_IN, .bmAttributes = USB_ENDPOINT_XFER_ISOC | USB_ENDPOINT_SYNC_ASYNC, + .wMaxPacketSize = cpu_to_le16(1023), .bInterval = 1, }; @@ -855,6 +864,7 @@ struct usb_endpoint_descriptor hs_epin_desc = { .bDescriptorType = USB_DT_ENDPOINT, .bmAttributes = USB_ENDPOINT_XFER_ISOC | USB_ENDPOINT_SYNC_ASYNC, + .wMaxPacketSize = cpu_to_le16(1024), .bInterval = 4, }; @@ -947,6 +957,9 @@ free_ep(struct uac2_rtd_params *prm, struct usb_ep *ep) struct snd_uac2_chip *uac2 = prm->uac2; int i; + if (!prm->ep_enabled) + return; + prm->ep_enabled = false; for (i = 0; i < USB_XFERS; i++) { @@ -1071,7 +1084,7 @@ afunc_bind(struct usb_configuration *cfg, struct usb_function *fn) prm->rbuf = kzalloc(prm->max_psize * USB_XFERS, GFP_KERNEL); if (!prm->rbuf) { prm->max_psize = 0; - goto err; + goto err_free_descs; } prm = &agdev->uac2.p_prm; @@ -1079,17 +1092,19 @@ afunc_bind(struct usb_configuration *cfg, struct usb_function *fn) prm->rbuf = kzalloc(prm->max_psize * USB_XFERS, GFP_KERNEL); if (!prm->rbuf) { prm->max_psize = 0; - goto err; + goto err_free_descs; } ret = alsa_uac2_init(agdev); if (ret) - goto err; + goto err_free_descs; return 0; + +err_free_descs: + usb_free_all_descriptors(fn); err: kfree(agdev->uac2.p_prm.rbuf); kfree(agdev->uac2.c_prm.rbuf); - usb_free_all_descriptors(fn); if (agdev->in_ep) agdev->in_ep->driver_data = NULL; if (agdev->out_ep) diff --git a/drivers/usb/gadget/function/f_uvc.c b/drivers/usb/gadget/function/f_uvc.c index e126439e4b6509807c05f9bc133224b2ad66e460..945b3bd2ca98a4847c30ce7e462a691f944051b2 100644 --- a/drivers/usb/gadget/function/f_uvc.c +++ b/drivers/usb/gadget/function/f_uvc.c @@ -279,27 +279,41 @@ uvc_function_get_alt(struct usb_function *f, unsigned interface) else if (interface != uvc->streaming_intf) return -EINVAL; else - return uvc->state == UVC_STATE_STREAMING ? 1 : 0; + return uvc->video.ep->driver_data ? 1 : 0; } static int uvc_function_set_alt(struct usb_function *f, unsigned interface, unsigned alt) { struct uvc_device *uvc = to_uvc(f); + struct usb_composite_dev *cdev = f->config->cdev; struct v4l2_event v4l2_event; struct uvc_event *uvc_event = (void *)&v4l2_event.u.data; int ret; - INFO(f->config->cdev, "uvc_function_set_alt(%u, %u)\n", interface, alt); + INFO(cdev, "uvc_function_set_alt(%u, %u)\n", interface, alt); if (interface == uvc->control_intf) { if (alt) return -EINVAL; + if (uvc->control_ep->driver_data) { + INFO(cdev, "reset UVC Control\n"); + usb_ep_disable(uvc->control_ep); + uvc->control_ep->driver_data = NULL; + } + + if (!uvc->control_ep->desc) + if (config_ep_by_speed(cdev->gadget, f, uvc->control_ep)) + return -EINVAL; + + usb_ep_enable(uvc->control_ep); + uvc->control_ep->driver_data = uvc; + if (uvc->state == UVC_STATE_DISCONNECTED) { memset(&v4l2_event, 0, sizeof(v4l2_event)); v4l2_event.type = UVC_EVENT_CONNECT; - uvc_event->speed = f->config->cdev->gadget->speed; + uvc_event->speed = cdev->gadget->speed; v4l2_event_queue(uvc->vdev, &v4l2_event); uvc->state = UVC_STATE_CONNECTED; @@ -321,8 +335,10 @@ uvc_function_set_alt(struct usb_function *f, unsigned interface, unsigned alt) if (uvc->state != UVC_STATE_STREAMING) return 0; - if (uvc->video.ep) + if (uvc->video.ep) { usb_ep_disable(uvc->video.ep); + uvc->video.ep->driver_data = NULL; + } memset(&v4l2_event, 0, sizeof(v4l2_event)); v4l2_event.type = UVC_EVENT_STREAMOFF; @@ -335,14 +351,22 @@ uvc_function_set_alt(struct usb_function *f, unsigned interface, unsigned alt) if (uvc->state != UVC_STATE_CONNECTED) return 0; - if (uvc->video.ep) { - ret = config_ep_by_speed(f->config->cdev->gadget, - &(uvc->func), uvc->video.ep); - if (ret) - return ret; - usb_ep_enable(uvc->video.ep); + if (!uvc->video.ep) + return -EINVAL; + + if (uvc->video.ep->driver_data) { + INFO(cdev, "reset UVC\n"); + usb_ep_disable(uvc->video.ep); + uvc->video.ep->driver_data = NULL; } + ret = config_ep_by_speed(f->config->cdev->gadget, + &(uvc->func), uvc->video.ep); + if (ret) + return ret; + usb_ep_enable(uvc->video.ep); + uvc->video.ep->driver_data = uvc; + memset(&v4l2_event, 0, sizeof(v4l2_event)); v4l2_event.type = UVC_EVENT_STREAMON; v4l2_event_queue(uvc->vdev, &v4l2_event); @@ -366,6 +390,16 @@ uvc_function_disable(struct usb_function *f) v4l2_event_queue(uvc->vdev, &v4l2_event); uvc->state = UVC_STATE_DISCONNECTED; + + if (uvc->video.ep->driver_data) { + usb_ep_disable(uvc->video.ep); + uvc->video.ep->driver_data = NULL; + } + + if (uvc->control_ep->driver_data) { + usb_ep_disable(uvc->control_ep); + uvc->control_ep->driver_data = NULL; + } } /* -------------------------------------------------------------------------- diff --git a/drivers/usb/gadget/function/uvc_video.c b/drivers/usb/gadget/function/uvc_video.c index c3e1f27dbbefd2da1763766ab4cdbabc09ce4fb3..9cb86bc1a9a5444b4ed7895489c2b0c5860bac37 100644 --- a/drivers/usb/gadget/function/uvc_video.c +++ b/drivers/usb/gadget/function/uvc_video.c @@ -352,7 +352,8 @@ int uvcg_video_enable(struct uvc_video *video, int enable) if (!enable) { for (i = 0; i < UVC_NUM_REQUESTS; ++i) - usb_ep_dequeue(video->ep, video->req[i]); + if (video->req[i]) + usb_ep_dequeue(video->ep, video->req[i]); uvc_video_free_requests(video); uvcg_queue_enable(&video->queue, 0); diff --git a/drivers/usb/gadget/udc/Kconfig b/drivers/usb/gadget/udc/Kconfig index 3ea287b0e448a1e50b01ee2be78ba18bdf5d7e23..217365d35a2523e693d689ecb90e2dc4ae599ff4 100644 --- a/drivers/usb/gadget/udc/Kconfig +++ b/drivers/usb/gadget/udc/Kconfig @@ -357,6 +357,7 @@ config USB_EG20T config USB_GADGET_XILINX tristate "Xilinx USB Driver" + depends on HAS_DMA depends on OF || COMPILE_TEST help USB peripheral controller driver for Xilinx USB2 device. diff --git a/drivers/usb/gadget/udc/udc-core.c b/drivers/usb/gadget/udc/udc-core.c index f107bb60a5ab3bc342adf61ae771707653ac23b2..f2054659f25b8e6701bd634f902de1e6a76c6fe1 100644 --- a/drivers/usb/gadget/udc/udc-core.c +++ b/drivers/usb/gadget/udc/udc-core.c @@ -507,6 +507,11 @@ static ssize_t usb_udc_softconn_store(struct device *dev, { struct usb_udc *udc = container_of(dev, struct usb_udc, dev); + if (!udc->driver) { + dev_err(dev, "soft-connect without a gadget driver\n"); + return -EOPNOTSUPP; + } + if (sysfs_streq(buf, "connect")) { usb_gadget_udc_start(udc->gadget, udc->driver); usb_gadget_connect(udc->gadget); diff --git a/drivers/usb/musb/musb_cppi41.c b/drivers/usb/musb/musb_cppi41.c index acdfb3e68a90a69dd842dcb32414612e69c47de0..5a9b977fbc19727c1ba95fc12325944aad6df786 100644 --- a/drivers/usb/musb/musb_cppi41.c +++ b/drivers/usb/musb/musb_cppi41.c @@ -209,7 +209,8 @@ static enum hrtimer_restart cppi41_recheck_tx_req(struct hrtimer *timer) } } - if (!list_empty(&controller->early_tx_list)) { + if (!list_empty(&controller->early_tx_list) && + !hrtimer_is_queued(&controller->early_tx)) { ret = HRTIMER_RESTART; hrtimer_forward_now(&controller->early_tx, ktime_set(0, 20 * NSEC_PER_USEC)); diff --git a/drivers/usb/musb/musb_dsps.c b/drivers/usb/musb/musb_dsps.c index 154bcf1b5dfae0b0033314a5841c3529263cf763..48bc09e7b83b2855a9384b0d646322cb565be6fb 100644 --- a/drivers/usb/musb/musb_dsps.c +++ b/drivers/usb/musb/musb_dsps.c @@ -868,9 +868,15 @@ static int dsps_suspend(struct device *dev) struct dsps_glue *glue = dev_get_drvdata(dev); const struct dsps_musb_wrapper *wrp = glue->wrp; struct musb *musb = platform_get_drvdata(glue->musb); - void __iomem *mbase = musb->ctrl_base; + void __iomem *mbase; del_timer_sync(&glue->timer); + + if (!musb) + /* This can happen if the musb device is in -EPROBE_DEFER */ + return 0; + + mbase = musb->ctrl_base; glue->context.control = dsps_readl(mbase, wrp->control); glue->context.epintr = dsps_readl(mbase, wrp->epintr_set); glue->context.coreintr = dsps_readl(mbase, wrp->coreintr_set); @@ -887,8 +893,12 @@ static int dsps_resume(struct device *dev) struct dsps_glue *glue = dev_get_drvdata(dev); const struct dsps_musb_wrapper *wrp = glue->wrp; struct musb *musb = platform_get_drvdata(glue->musb); - void __iomem *mbase = musb->ctrl_base; + void __iomem *mbase; + + if (!musb) + return 0; + mbase = musb->ctrl_base; dsps_writel(mbase, wrp->control, glue->context.control); dsps_writel(mbase, wrp->epintr_set, glue->context.epintr); dsps_writel(mbase, wrp->coreintr_set, glue->context.coreintr); @@ -896,7 +906,9 @@ static int dsps_resume(struct device *dev) dsps_writel(mbase, wrp->mode, glue->context.mode); dsps_writel(mbase, wrp->tx_mode, glue->context.tx_mode); dsps_writel(mbase, wrp->rx_mode, glue->context.rx_mode); - setup_timer(&glue->timer, otg_timer, (unsigned long) musb); + if (musb->xceiv->state == OTG_STATE_B_IDLE && + musb->port_mode == MUSB_PORT_MODE_DUAL_ROLE) + mod_timer(&glue->timer, jiffies + wrp->poll_seconds * HZ); return 0; } diff --git a/drivers/usb/serial/cp210x.c b/drivers/usb/serial/cp210x.c index eca1747ca8c76621508947513f9f5b179fb95fe3..cfd009dc401826cc8e052325249c791bf8a959d6 100644 --- a/drivers/usb/serial/cp210x.c +++ b/drivers/usb/serial/cp210x.c @@ -155,6 +155,7 @@ static const struct usb_device_id id_table[] = { { USB_DEVICE(0x18EF, 0xE00F) }, /* ELV USB-I2C-Interface */ { USB_DEVICE(0x1ADB, 0x0001) }, /* Schweitzer Engineering C662 Cable */ { USB_DEVICE(0x1B1C, 0x1C00) }, /* Corsair USB Dongle */ + { USB_DEVICE(0x1BA4, 0x0002) }, /* Silicon Labs 358x factory default */ { USB_DEVICE(0x1BE3, 0x07A6) }, /* WAGO 750-923 USB Service Cable */ { USB_DEVICE(0x1D6F, 0x0010) }, /* Seluxit ApS RF Dongle */ { USB_DEVICE(0x1E29, 0x0102) }, /* Festo CPX-USB */ diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c index dc72b924c399e955e8cd94f68c8337f1b7e3facd..0dad8ce5a60946431e41f38683971dfc8f1dab13 100644 --- a/drivers/usb/serial/ftdi_sio.c +++ b/drivers/usb/serial/ftdi_sio.c @@ -140,6 +140,7 @@ static struct ftdi_sio_quirk ftdi_8u2232c_quirk = { * /sys/bus/usb-serial/drivers/ftdi_sio/new_id and send a patch or report. */ static const struct usb_device_id id_table_combined[] = { + { USB_DEVICE(FTDI_VID, FTDI_BRICK_PID) }, { USB_DEVICE(FTDI_VID, FTDI_ZEITCONTROL_TAGTRACE_MIFARE_PID) }, { USB_DEVICE(FTDI_VID, FTDI_CTI_MINI_PID) }, { USB_DEVICE(FTDI_VID, FTDI_CTI_NANO_PID) }, @@ -661,6 +662,8 @@ static const struct usb_device_id id_table_combined[] = { { USB_DEVICE(FTDI_VID, XSENS_CONVERTER_5_PID) }, { USB_DEVICE(FTDI_VID, XSENS_CONVERTER_6_PID) }, { USB_DEVICE(FTDI_VID, XSENS_CONVERTER_7_PID) }, + { USB_DEVICE(XSENS_VID, XSENS_AWINDA_DONGLE_PID) }, + { USB_DEVICE(XSENS_VID, XSENS_AWINDA_STATION_PID) }, { USB_DEVICE(XSENS_VID, XSENS_CONVERTER_PID) }, { USB_DEVICE(XSENS_VID, XSENS_MTW_PID) }, { USB_DEVICE(FTDI_VID, FTDI_OMNI1509) }, diff --git a/drivers/usb/serial/ftdi_sio_ids.h b/drivers/usb/serial/ftdi_sio_ids.h index 5937b2d242f28c14064d56b073dbbda5fb737093..6786b705ccf606ca47cb471d76b25c4b2981bf10 100644 --- a/drivers/usb/serial/ftdi_sio_ids.h +++ b/drivers/usb/serial/ftdi_sio_ids.h @@ -30,6 +30,12 @@ /*** third-party PIDs (using FTDI_VID) ***/ +/* + * Certain versions of the official Windows FTDI driver reprogrammed + * counterfeit FTDI devices to PID 0. Support these devices anyway. + */ +#define FTDI_BRICK_PID 0x0000 + #define FTDI_LUMEL_PD12_PID 0x6002 /* @@ -143,8 +149,12 @@ * Xsens Technologies BV products (http://www.xsens.com). */ #define XSENS_VID 0x2639 -#define XSENS_CONVERTER_PID 0xD00D /* Xsens USB-serial converter */ +#define XSENS_AWINDA_STATION_PID 0x0101 +#define XSENS_AWINDA_DONGLE_PID 0x0102 #define XSENS_MTW_PID 0x0200 /* Xsens MTw */ +#define XSENS_CONVERTER_PID 0xD00D /* Xsens USB-serial converter */ + +/* Xsens devices using FTDI VID */ #define XSENS_CONVERTER_0_PID 0xD388 /* Xsens USB converter */ #define XSENS_CONVERTER_1_PID 0xD389 /* Xsens Wireless Receiver */ #define XSENS_CONVERTER_2_PID 0xD38A diff --git a/drivers/usb/serial/kobil_sct.c b/drivers/usb/serial/kobil_sct.c index 078f9ed419c84fbf1cbbdd41741ba20051a03187..3d2bd65df0fc71e05ca330a136b8c51280f9ab3d 100644 --- a/drivers/usb/serial/kobil_sct.c +++ b/drivers/usb/serial/kobil_sct.c @@ -414,8 +414,6 @@ static int kobil_tiocmset(struct tty_struct *tty, int result; int dtr = 0; int rts = 0; - unsigned char *transfer_buffer; - int transfer_buffer_length = 8; /* FIXME: locking ? */ priv = usb_get_serial_port_data(port); @@ -425,11 +423,6 @@ static int kobil_tiocmset(struct tty_struct *tty, return -EINVAL; } - /* allocate memory for transfer buffer */ - transfer_buffer = kzalloc(transfer_buffer_length, GFP_KERNEL); - if (!transfer_buffer) - return -ENOMEM; - if (set & TIOCM_RTS) rts = 1; if (set & TIOCM_DTR) @@ -469,7 +462,6 @@ static int kobil_tiocmset(struct tty_struct *tty, KOBIL_TIMEOUT); } dev_dbg(dev, "%s - Send set_status_line URB returns: %i\n", __func__, result); - kfree(transfer_buffer); return (result < 0) ? result : 0; } @@ -530,8 +522,6 @@ static int kobil_ioctl(struct tty_struct *tty, { struct usb_serial_port *port = tty->driver_data; struct kobil_private *priv = usb_get_serial_port_data(port); - unsigned char *transfer_buffer; - int transfer_buffer_length = 8; int result; if (priv->device_type == KOBIL_USBTWIN_PRODUCT_ID || @@ -541,10 +531,6 @@ static int kobil_ioctl(struct tty_struct *tty, switch (cmd) { case TCFLSH: - transfer_buffer = kmalloc(transfer_buffer_length, GFP_KERNEL); - if (!transfer_buffer) - return -ENOBUFS; - result = usb_control_msg(port->serial->dev, usb_sndctrlpipe(port->serial->dev, 0), SUSBCRequest_Misc, @@ -559,7 +545,6 @@ static int kobil_ioctl(struct tty_struct *tty, dev_dbg(&port->dev, "%s - Send reset_all_queues (FLUSH) URB returns: %i\n", __func__, result); - kfree(transfer_buffer); return (result < 0) ? -EIO: 0; default: return -ENOIOCTLCMD; diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c index d1a3f6044c8a52d1dd6e9b899070d5e52a7c72db..7a4c21b4f67613f7bf64839b4cf4faf09804355e 100644 --- a/drivers/usb/serial/option.c +++ b/drivers/usb/serial/option.c @@ -269,6 +269,7 @@ static void option_instat_callback(struct urb *urb); #define TELIT_PRODUCT_DE910_DUAL 0x1010 #define TELIT_PRODUCT_UE910_V2 0x1012 #define TELIT_PRODUCT_LE920 0x1200 +#define TELIT_PRODUCT_LE910 0x1201 /* ZTE PRODUCTS */ #define ZTE_VENDOR_ID 0x19d2 @@ -362,6 +363,7 @@ static void option_instat_callback(struct urb *urb); /* Haier products */ #define HAIER_VENDOR_ID 0x201e +#define HAIER_PRODUCT_CE81B 0x10f8 #define HAIER_PRODUCT_CE100 0x2009 /* Cinterion (formerly Siemens) products */ @@ -589,6 +591,11 @@ static const struct option_blacklist_info zte_1255_blacklist = { .reserved = BIT(3) | BIT(4), }; +static const struct option_blacklist_info telit_le910_blacklist = { + .sendsetup = BIT(0), + .reserved = BIT(1) | BIT(2), +}; + static const struct option_blacklist_info telit_le920_blacklist = { .sendsetup = BIT(0), .reserved = BIT(1) | BIT(5), @@ -1138,6 +1145,8 @@ static const struct usb_device_id option_ids[] = { { USB_DEVICE(TELIT_VENDOR_ID, TELIT_PRODUCT_CC864_SINGLE) }, { USB_DEVICE(TELIT_VENDOR_ID, TELIT_PRODUCT_DE910_DUAL) }, { USB_DEVICE(TELIT_VENDOR_ID, TELIT_PRODUCT_UE910_V2) }, + { USB_DEVICE(TELIT_VENDOR_ID, TELIT_PRODUCT_LE910), + .driver_info = (kernel_ulong_t)&telit_le910_blacklist }, { USB_DEVICE(TELIT_VENDOR_ID, TELIT_PRODUCT_LE920), .driver_info = (kernel_ulong_t)&telit_le920_blacklist }, { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, ZTE_PRODUCT_MF622, 0xff, 0xff, 0xff) }, /* ZTE WCDMA products */ @@ -1621,6 +1630,7 @@ static const struct usb_device_id option_ids[] = { { USB_DEVICE(LONGCHEER_VENDOR_ID, ZOOM_PRODUCT_4597) }, { USB_DEVICE(LONGCHEER_VENDOR_ID, IBALL_3_5G_CONNECT) }, { USB_DEVICE(HAIER_VENDOR_ID, HAIER_PRODUCT_CE100) }, + { USB_DEVICE_AND_INTERFACE_INFO(HAIER_VENDOR_ID, HAIER_PRODUCT_CE81B, 0xff, 0xff, 0xff) }, /* Pirelli */ { USB_DEVICE_INTERFACE_CLASS(PIRELLI_VENDOR_ID, PIRELLI_PRODUCT_C100_1, 0xff) }, { USB_DEVICE_INTERFACE_CLASS(PIRELLI_VENDOR_ID, PIRELLI_PRODUCT_C100_2, 0xff) }, diff --git a/drivers/video/console/fbcon.c b/drivers/video/console/fbcon.c index 57b1d44acbfe3d0782e0960a70eefadcdf864b36..eb976ee3a02f30d6fd751c813318c18fbf026627 100644 --- a/drivers/video/console/fbcon.c +++ b/drivers/video/console/fbcon.c @@ -448,8 +448,10 @@ static int __init fb_console_setup(char *this_opt) return 1; while ((options = strsep(&this_opt, ",")) != NULL) { - if (!strncmp(options, "font:", 5)) + if (!strncmp(options, "font:", 5)) { strlcpy(fontname, options + 5, sizeof(fontname)); + continue; + } if (!strncmp(options, "scrollback:", 11)) { options += 11; @@ -457,13 +459,9 @@ static int __init fb_console_setup(char *this_opt) fbcon_softback_size = simple_strtoul(options, &options, 0); if (*options == 'k' || *options == 'K') { fbcon_softback_size *= 1024; - options++; } - if (*options != ',') - return 1; - options++; - } else - return 1; + } + continue; } if (!strncmp(options, "map:", 4)) { @@ -478,8 +476,7 @@ static int __init fb_console_setup(char *this_opt) fbcon_map_override(); } - - return 1; + continue; } if (!strncmp(options, "vc:", 3)) { @@ -491,7 +488,8 @@ static int __init fb_console_setup(char *this_opt) if (*options++ == '-') last_fb_vc = simple_strtoul(options, &options, 10) - 1; fbcon_is_default = 0; - } + continue; + } if (!strncmp(options, "rotate:", 7)) { options += 7; @@ -499,6 +497,7 @@ static int __init fb_console_setup(char *this_opt) initial_rotation = simple_strtoul(options, &options, 0); if (initial_rotation > 3) initial_rotation = 0; + continue; } } return 1; diff --git a/drivers/video/console/vgacon.c b/drivers/video/console/vgacon.c index 6e6aa704fe84a1e95bf041ece16dc6f41ec3cf03..517f565b65d760863a05577f60984300532f2f6d 100644 --- a/drivers/video/console/vgacon.c +++ b/drivers/video/console/vgacon.c @@ -56,7 +56,7 @@ static int cursor_size_lastfrom; static int cursor_size_lastto; static u32 vgacon_xres; static u32 vgacon_yres; -static struct vgastate state; +static struct vgastate vgastate; #define BLANK 0x0020 @@ -400,7 +400,7 @@ static const char *vgacon_startup(void) vga_video_num_lines = screen_info.orig_video_lines; vga_video_num_columns = screen_info.orig_video_cols; - state.vgabase = NULL; + vgastate.vgabase = NULL; if (screen_info.orig_video_mode == 7) { /* Monochrome display */ @@ -851,12 +851,12 @@ static void vga_set_palette(struct vc_data *vc, unsigned char *table) { int i, j; - vga_w(state.vgabase, VGA_PEL_MSK, 0xff); + vga_w(vgastate.vgabase, VGA_PEL_MSK, 0xff); for (i = j = 0; i < 16; i++) { - vga_w(state.vgabase, VGA_PEL_IW, table[i]); - vga_w(state.vgabase, VGA_PEL_D, vc->vc_palette[j++] >> 2); - vga_w(state.vgabase, VGA_PEL_D, vc->vc_palette[j++] >> 2); - vga_w(state.vgabase, VGA_PEL_D, vc->vc_palette[j++] >> 2); + vga_w(vgastate.vgabase, VGA_PEL_IW, table[i]); + vga_w(vgastate.vgabase, VGA_PEL_D, vc->vc_palette[j++] >> 2); + vga_w(vgastate.vgabase, VGA_PEL_D, vc->vc_palette[j++] >> 2); + vga_w(vgastate.vgabase, VGA_PEL_D, vc->vc_palette[j++] >> 2); } } @@ -1008,7 +1008,7 @@ static int vgacon_blank(struct vc_data *c, int blank, int mode_switch) switch (blank) { case 0: /* Unblank */ if (vga_vesa_blanked) { - vga_vesa_unblank(&state); + vga_vesa_unblank(&vgastate); vga_vesa_blanked = 0; } if (vga_palette_blanked) { @@ -1022,7 +1022,7 @@ static int vgacon_blank(struct vc_data *c, int blank, int mode_switch) case 1: /* Normal blanking */ case -1: /* Obsolete */ if (!mode_switch && vga_video_type == VIDEO_TYPE_VGAC) { - vga_pal_blank(&state); + vga_pal_blank(&vgastate); vga_palette_blanked = 1; return 0; } @@ -1034,7 +1034,7 @@ static int vgacon_blank(struct vc_data *c, int blank, int mode_switch) return 1; default: /* VESA blanking */ if (vga_video_type == VIDEO_TYPE_VGAC) { - vga_vesa_blank(&state, blank - 1); + vga_vesa_blank(&vgastate, blank - 1); vga_vesa_blanked = blank; } return 0; @@ -1280,7 +1280,7 @@ static int vgacon_font_set(struct vc_data *c, struct console_font *font, unsigne (charcount != 256 && charcount != 512)) return -EINVAL; - rc = vgacon_do_font_op(&state, font->data, 1, charcount == 512); + rc = vgacon_do_font_op(&vgastate, font->data, 1, charcount == 512); if (rc) return rc; @@ -1299,7 +1299,7 @@ static int vgacon_font_get(struct vc_data *c, struct console_font *font) font->charcount = vga_512_chars ? 512 : 256; if (!font->data) return 0; - return vgacon_do_font_op(&state, font->data, 0, vga_512_chars); + return vgacon_do_font_op(&vgastate, font->data, 0, vga_512_chars); } #else diff --git a/drivers/video/fbdev/atmel_lcdfb.c b/drivers/video/fbdev/atmel_lcdfb.c index 3bf403150a2d6fbfcf9814df777e1ab51853c72b..9ec81d46fc5785d45a31e159b498513f62139188 100644 --- a/drivers/video/fbdev/atmel_lcdfb.c +++ b/drivers/video/fbdev/atmel_lcdfb.c @@ -27,7 +27,6 @@ #include #include