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authorDan Carpenter <dan.carpenter@oracle.com>2016-04-15 17:44:18 +0300
committerLee Jones <lee.jones@linaro.org>2016-05-09 08:20:45 +0100
commit0e10d549f6eebd0a26bf075309b6fb947f4c1cb2 (patch)
tree152926c1b28d17d16accceb10f263002c4dd0d43 /drivers/mfd
parentf83c218c1705a0d38fb9791bdee268c4092a37cb (diff)
mfd: wm8400-core: Delete wm8400_reg_read()
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>
Diffstat (limited to 'drivers/mfd')
-rw-r--r--drivers/mfd/wm8400-core.c21
1 files changed, 0 insertions, 21 deletions
diff --git a/drivers/mfd/wm8400-core.c b/drivers/mfd/wm8400-core.c
index 9fd823049f90..81667762c3ad 100644
--- a/drivers/mfd/wm8400-core.c
+++ b/drivers/mfd/wm8400-core.c
@@ -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);