RE: [PATCH 8/8] i2c: i2c-bfin-twi: Move blackfin TWI registeraccess Macro to head file.

From: Zhang, Sonic
Date: Fri May 25 2012 - 05:54:06 EST




>-----Original Message-----
>From: Shubhrajyoti Datta [mailto:omaplinuxkernel@xxxxxxxxx]
>Sent: Friday, May 25, 2012 5:48 PM
>To: Zhang, Sonic
>Cc: Ben Dooks; Wolfram Sang; linux-i2c@xxxxxxxxxxxxxxx; LKML; uclinux-dist-
>devel@xxxxxxxxxxxxxxxxxxxx
>Subject: Re: [PATCH 8/8] i2c: i2c-bfin-twi: Move blackfin TWI register access
>Macro to head file.
>
>Hi ,
>Some minor comments/ doubts.
>On Wed, May 16, 2012 at 12:50 PM, <sonic.zhang@xxxxxxxxxx> wrote:
>> From: Sonic Zhang <sonic.zhang@xxxxxxxxxx>
>>
>
>A small description may be helpful.
>Also the $SUBJECT says move the patch looks more like the remove.
>Am I missing something.

The subject says these definitions are moved to a head file by the other patch for Blackfin architecture.

Regards,

Sonic

>
>> Signed-off-by: Sonic Zhang <sonic.zhang@xxxxxxxxxx>
>> ---
>> drivers/i2c/busses/i2c-bfin-twi.c | 45 -------------------------------------
>> 1 files changed, 0 insertions(+), 45 deletions(-)
>>
>> diff --git a/drivers/i2c/busses/i2c-bfin-twi.c b/drivers/i2c/busses/i2c-bfin-twi.c
>> index b2ca317..e6a0cba 100644
>> --- a/drivers/i2c/busses/i2c-bfin-twi.c
>> +++ b/drivers/i2c/busses/i2c-bfin-twi.c
>> @@ -33,51 +33,6 @@
>> #define TWI_I2C_MODE_COMBINED 3
>> #define TWI_I2C_MODE_REPEAT 4
>>
>> -struct bfin_twi_iface {
>> - int irq;
>> - spinlock_t lock;
>> - char read_write;
>> - u8 command;
>> - u8 *transPtr;
>> - int readNum;
>> - int writeNum;
>> - int cur_mode;
>> - int manual_stop;
>> - int result;
>> - struct i2c_adapter adap;
>> - struct completion complete;
>> - struct i2c_msg *pmsg;
>> - int msg_num;
>> - int cur_msg;
>> - u16 saved_clkdiv;
>> - u16 saved_control;
>> - void __iomem *regs_base;
>> -};
>> -
>> -
>> -#define DEFINE_TWI_REG(reg, off) \
>> -static inline u16 read_##reg(struct bfin_twi_iface *iface) \
>> - { return bfin_read16(iface->regs_base + (off)); } \
>> -static inline void write_##reg(struct bfin_twi_iface *iface, u16 v) \
>> - { bfin_write16(iface->regs_base + (off), v); }
>> -
>> -DEFINE_TWI_REG(CLKDIV, 0x00)
>> -DEFINE_TWI_REG(CONTROL, 0x04)
>> -DEFINE_TWI_REG(SLAVE_CTL, 0x08)
>> -DEFINE_TWI_REG(SLAVE_STAT, 0x0C)
>> -DEFINE_TWI_REG(SLAVE_ADDR, 0x10)
>> -DEFINE_TWI_REG(MASTER_CTL, 0x14)
>> -DEFINE_TWI_REG(MASTER_STAT, 0x18)
>> -DEFINE_TWI_REG(MASTER_ADDR, 0x1C)
>> -DEFINE_TWI_REG(INT_STAT, 0x20)
>> -DEFINE_TWI_REG(INT_MASK, 0x24)
>> -DEFINE_TWI_REG(FIFO_CTL, 0x28)
>> -DEFINE_TWI_REG(FIFO_STAT, 0x2C)
>> -DEFINE_TWI_REG(XMT_DATA8, 0x80)
>> -DEFINE_TWI_REG(XMT_DATA16, 0x84)
>> -DEFINE_TWI_REG(RCV_DATA8, 0x88)
>> -DEFINE_TWI_REG(RCV_DATA16, 0x8C)
>> -
>> static void bfin_twi_handle_interrupt(struct bfin_twi_iface *iface,
>> unsigned short twi_int_status)
>> {
>> --
>> 1.7.0.4
>>
>>
>> --
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