xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

mfd: wm8400-core: Delete wm8400_reg_read()

Browse Source 
There was a static checker warning in wm8400_reg_read() because we were
returning u16 and that can't hold the negative error codes.  The
function isn't used, so let's just delete it.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Acked-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
This commit is contained in:
Dan Carpenter
2016-04-15 17:44:18 +03:00
committed by Lee Jones
parent f83c218c17
commit 0e10d549f6
2 changed files with 0 additions and 22 deletions
Download Patch File Download Diff File Expand all files Collapse all files

21
drivers/mfd/wm8400-core.c
View File

@@ -35,27 +35,6 @@ static bool wm8400_volatile(struct device *dev, unsigned int reg)
}
}
/**
* wm8400_reg_read - Single register read
*
* @wm8400: Pointer to wm8400 control structure
* @reg: Register to read
*
* @return Read value
*/
u16 wm8400_reg_read(struct wm8400 *wm8400, u8 reg)
{
unsigned int val;
int ret;
ret = regmap_read(wm8400->regmap, reg, &val);
if (ret < 0)
return ret;
return val;
}
EXPORT_SYMBOL_GPL(wm8400_reg_read);
int wm8400_block_read(struct wm8400 *wm8400, u8 reg, int count, u16 *data)
{
return regmap_bulk_read(wm8400->regmap, reg, data, count);