Commit 717f6bed authored by Felix Fietkau's avatar Felix Fietkau Committed by John W. Linville
Browse files

ath9k_hw: add functions for controlling PA predistortion calibration 



Signed-off-by: default avatarFelix Fietkau <nbd@openwrt.org>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent 4935250a

drivers/net/wireless/ath/ath9k/Makefile

+2 −1
Original line number Diff line number Diff line
@@ -32,7 +32,8 @@ ath9k_hw-y:= \ 
		mac.o \

		ar9002_mac.o \

		ar9003_mac.o \

		ar9003_eeprom.o

		ar9003_eeprom.o \

		ar9003_paprd.o



obj-$(CONFIG_ATH9K_HW) += ath9k_hw.o

drivers/net/wireless/ath/ath9k/ar9003_mac.c

+8 −0
Original line number Diff line number Diff line
@@ -470,6 +470,14 @@ static void ar9003_hw_set11n_virtualmorefrag(struct ath_hw *ah, void *ds, 
		ads->ctl11 &= ~AR_VirtMoreFrag;

}



void ar9003_hw_set_paprd_txdesc(struct ath_hw *ah, void *ds, u8 chains)

{

	struct ar9003_txc *ads = ds;



	ads->ctl12 |= SM(chains, AR_PAPRDChainMask);

}

EXPORT_SYMBOL(ar9003_hw_set_paprd_txdesc);



void ar9003_hw_attach_mac_ops(struct ath_hw *hw)

{

	struct ath_hw_ops *ops = ath9k_hw_ops(hw);

drivers/net/wireless/ath/ath9k/ar9003_mac.h

+4 −0
Original line number Diff line number Diff line
@@ -40,6 +40,10 @@ 


#define AR_Not_Sounding	0x20000000



/* ctl 12 */

#define AR_PAPRDChainMask	0x00000e00

#define AR_PAPRDChainMask_S	9



#define MAP_ISR_S2_CST          6

#define MAP_ISR_S2_GTT          6

#define MAP_ISR_S2_TIM          3

drivers/net/wireless/ath/ath9k/ar9003_paprd.c

0 → 100644
+714 −0

File added.

Preview size limit exceeded, changes collapsed.

drivers/net/wireless/ath/ath9k/hw.h

+18 −0
Original line number Diff line number Diff line
@@ -158,6 +158,9 @@ 
#define ATH9K_HW_RX_HP_QDEPTH	16

#define ATH9K_HW_RX_LP_QDEPTH	128



#define PAPRD_GAIN_TABLE_ENTRIES    32

#define PAPRD_TABLE_SZ              24



enum ath_ini_subsys {

	ATH_INI_PRE = 0,

	ATH_INI_CORE,
@@ -361,6 +364,9 @@ struct ath9k_channel { 
	int8_t iCoff;

	int8_t qCoff;

	int16_t rawNoiseFloor;

	bool paprd_done;

	u16 small_signal_gain[AR9300_MAX_CHAINS];

	u32 pa_table[AR9300_MAX_CHAINS][PAPRD_TABLE_SZ];

};



#define IS_CHAN_G(_c) ((((_c)->channelFlags & (CHANNEL_G)) == CHANNEL_G) || \
@@ -819,6 +825,9 @@ struct ath_hw { 


	u32 bb_watchdog_last_status;

	u32 bb_watchdog_timeout_ms; /* in ms, 0 to disable */



	u32 paprd_gain_table_entries[PAPRD_GAIN_TABLE_ENTRIES];

	u8 paprd_gain_table_index[PAPRD_GAIN_TABLE_ENTRIES];

};



static inline struct ath_common *ath9k_hw_common(struct ath_hw *ah)
@@ -946,6 +955,15 @@ void ar9003_hw_set_nf_limits(struct ath_hw *ah); 
void ar9003_hw_bb_watchdog_config(struct ath_hw *ah);

void ar9003_hw_bb_watchdog_read(struct ath_hw *ah);

void ar9003_hw_bb_watchdog_dbg_info(struct ath_hw *ah);

void ar9003_paprd_enable(struct ath_hw *ah, bool val);

void ar9003_paprd_populate_single_table(struct ath_hw *ah,

					struct ath9k_channel *chan, int chain);

int ar9003_paprd_create_curve(struct ath_hw *ah, struct ath9k_channel *chan,

			      int chain);

int ar9003_paprd_setup_gain_table(struct ath_hw *ah, int chain);

int ar9003_paprd_init_table(struct ath_hw *ah);

bool ar9003_paprd_is_done(struct ath_hw *ah);

void ar9003_hw_set_paprd_txdesc(struct ath_hw *ah, void *ds, u8 chains);



/* Hardware family op attach helpers */

void ar5008_hw_attach_phy_ops(struct ath_hw *ah);