Commit c8826de8 authored by hayeswang's avatar hayeswang Committed by David S. Miller
Browse files

net/usb/r8152: adjust relative ocp function 



- fix the conversion between cpu and __le32
 - replace some pla_ocp and usb_ocp functions with generic_ocp function

Signed-off-by: default avatarHayes Wang <hayeswang@realtek.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 31787f53

drivers/net/usb/r8152.c

+23 −43
Original line number Diff line number Diff line
@@ -514,37 +514,31 @@ int usb_ocp_write(struct r8152 *tp, u16 index, u16 byteen, u16 size, void *data) 


static u32 ocp_read_dword(struct r8152 *tp, u16 type, u16 index)

{

	u32 data;

	__le32 data;



	if (type == MCU_TYPE_PLA)

		pla_ocp_read(tp, index, sizeof(data), &data);

	else

		usb_ocp_read(tp, index, sizeof(data), &data);

	generic_ocp_read(tp, index, sizeof(data), &data, type);



	return __le32_to_cpu(data);

}



static void ocp_write_dword(struct r8152 *tp, u16 type, u16 index, u32 data)

{

	if (type == MCU_TYPE_PLA)

		pla_ocp_write(tp, index, BYTE_EN_DWORD, sizeof(data), &data);

	else

		usb_ocp_write(tp, index, BYTE_EN_DWORD, sizeof(data), &data);

	__le32 tmp = __cpu_to_le32(data);



	generic_ocp_write(tp, index, BYTE_EN_DWORD, sizeof(tmp), &tmp, type);

}



static u16 ocp_read_word(struct r8152 *tp, u16 type, u16 index)

{

	u32 data;

	__le32 tmp;

	u8 shift = index & 2;



	index &= ~3;



	if (type == MCU_TYPE_PLA)

		pla_ocp_read(tp, index, sizeof(data), &data);

	else

		usb_ocp_read(tp, index, sizeof(data), &data);

	generic_ocp_read(tp, index, sizeof(tmp), &tmp, type);



	data = __le32_to_cpu(data);

	data = __le32_to_cpu(tmp);

	data >>= (shift * 8);

	data &= 0xffff;
@@ -553,7 +547,8 @@ static u16 ocp_read_word(struct r8152 *tp, u16 type, u16 index) 


static void ocp_write_word(struct r8152 *tp, u16 type, u16 index, u32 data)

{

	u32 tmp, mask = 0xffff;

	u32 mask = 0xffff;

	__le32 tmp;

	u16 byen = BYTE_EN_WORD;

	u8 shift = index & 2;
@@ -566,34 +561,25 @@ static void ocp_write_word(struct r8152 *tp, u16 type, u16 index, u32 data) 
		index &= ~3;

	}



	if (type == MCU_TYPE_PLA)

		pla_ocp_read(tp, index, sizeof(tmp), &tmp);

	else

		usb_ocp_read(tp, index, sizeof(tmp), &tmp);

	generic_ocp_read(tp, index, sizeof(tmp), &tmp, type);



	tmp = __le32_to_cpu(tmp) & ~mask;

	tmp |= data;

	tmp = __cpu_to_le32(tmp);

	data |= __le32_to_cpu(tmp) & ~mask;

	tmp = __cpu_to_le32(data);



	if (type == MCU_TYPE_PLA)

		pla_ocp_write(tp, index, byen, sizeof(tmp), &tmp);

	else

		usb_ocp_write(tp, index, byen, sizeof(tmp), &tmp);

	generic_ocp_write(tp, index, byen, sizeof(tmp), &tmp, type);

}



static u8 ocp_read_byte(struct r8152 *tp, u16 type, u16 index)

{

	u32 data;

	__le32 tmp;

	u8 shift = index & 3;



	index &= ~3;



	if (type == MCU_TYPE_PLA)

		pla_ocp_read(tp, index, sizeof(data), &data);

	else

		usb_ocp_read(tp, index, sizeof(data), &data);

	generic_ocp_read(tp, index, sizeof(tmp), &tmp, type);



	data = __le32_to_cpu(data);

	data = __le32_to_cpu(tmp);

	data >>= (shift * 8);

	data &= 0xff;
@@ -602,7 +588,8 @@ static u8 ocp_read_byte(struct r8152 *tp, u16 type, u16 index) 


static void ocp_write_byte(struct r8152 *tp, u16 type, u16 index, u32 data)

{

	u32 tmp, mask = 0xff;

	u32 mask = 0xff;

	__le32 tmp;

	u16 byen = BYTE_EN_BYTE;

	u8 shift = index & 3;
@@ -615,19 +602,12 @@ static void ocp_write_byte(struct r8152 *tp, u16 type, u16 index, u32 data) 
		index &= ~3;

	}



	if (type == MCU_TYPE_PLA)

		pla_ocp_read(tp, index, sizeof(tmp), &tmp);

	else

		usb_ocp_read(tp, index, sizeof(tmp), &tmp);

	generic_ocp_read(tp, index, sizeof(tmp), &tmp, type);



	tmp = __le32_to_cpu(tmp) & ~mask;

	tmp |= data;

	tmp = __cpu_to_le32(tmp);

	data |= __le32_to_cpu(tmp) & ~mask;

	tmp = __cpu_to_le32(data);



	if (type == MCU_TYPE_PLA)

		pla_ocp_write(tp, index, byen, sizeof(tmp), &tmp);

	else

		usb_ocp_write(tp, index, byen, sizeof(tmp), &tmp);

	generic_ocp_write(tp, index, byen, sizeof(tmp), &tmp, type);

}



static void r8152_mdio_write(struct r8152 *tp, u32 reg_addr, u32 value)