summaryrefslogtreecommitdiff
path: root/drivers/rtc/rtc-pcf8563.c
diff options
context:
space:
mode:
authorJan Kardell <jan.kardell@telliq.com>2014-12-10 15:53:31 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2014-12-10 17:41:14 -0800
commit17a1e5e830723f18eeb4ec00fa5a1032e378f06e (patch)
tree6cbb47aece78c70a8d4ffadae7d13988bf177228 /drivers/rtc/rtc-pcf8563.c
parent672e2b14741368134c8640e3851c841b422f6c45 (diff)
downloadlwn-17a1e5e830723f18eeb4ec00fa5a1032e378f06e.tar.gz
lwn-17a1e5e830723f18eeb4ec00fa5a1032e378f06e.zip
rtc: pcf8563: remove leftover code
Remove some code that was left from before block read/write was used. Signed-off-by: Jan Kardell <jan.kardell@telliq.com> Cc: Alessandro Zummo <a.zummo@towertech.it> Cc: Grant Likely <grant.likely@linaro.org> Cc: Rob Herring <robh+dt@kernel.org> Cc: Vincent Donnefort <vdonnefort@gmail.com> Cc: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/rtc/rtc-pcf8563.c')
-rw-r--r--drivers/rtc/rtc-pcf8563.c13
1 files changed, 6 insertions, 7 deletions
diff --git a/drivers/rtc/rtc-pcf8563.c b/drivers/rtc/rtc-pcf8563.c
index c2ef0a22ee94..1a865c9f1127 100644
--- a/drivers/rtc/rtc-pcf8563.c
+++ b/drivers/rtc/rtc-pcf8563.c
@@ -118,22 +118,21 @@ static int pcf8563_write_block_data(struct i2c_client *client,
static int pcf8563_set_alarm_mode(struct i2c_client *client, bool on)
{
- unsigned char buf[2];
+ unsigned char buf;
int err;
- err = pcf8563_read_block_data(client, PCF8563_REG_ST2, 1, buf + 1);
+ err = pcf8563_read_block_data(client, PCF8563_REG_ST2, 1, &buf);
if (err < 0)
return err;
if (on)
- buf[1] |= PCF8563_BIT_AIE;
+ buf |= PCF8563_BIT_AIE;
else
- buf[1] &= ~PCF8563_BIT_AIE;
+ buf &= ~PCF8563_BIT_AIE;
- buf[1] &= ~PCF8563_BIT_AF;
- buf[0] = PCF8563_REG_ST2;
+ buf &= ~PCF8563_BIT_AF;
- err = pcf8563_write_block_data(client, PCF8563_REG_ST2, 1, buf + 1);
+ err = pcf8563_write_block_data(client, PCF8563_REG_ST2, 1, &buf);
if (err < 0) {
dev_err(&client->dev, "%s: write error\n", __func__);
return -EIO;