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media: si21xx: use time_is_before_jiffies() instead of open coding it
author
Wang Qing
<wangqing@vivo.com>
Tue, 15 Feb 2022 01:55:46 +0000
(17:55 -0800)
committer
Hans Verkuil
<hverkuil-cisco@xs4all.nl>
Tue, 22 Feb 2022 08:41:12 +0000
(09:41 +0100)
Use the helper function time_is_{before,after}_jiffies() to improve
code readability.
Signed-off-by: Wang Qing <wangqing@vivo.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
drivers/media/dvb-frontends/si21xx.c
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diff --git
a/drivers/media/dvb-frontends/si21xx.c
b/drivers/media/dvb-frontends/si21xx.c
index
001b235
..
2d29d2c
100644
(file)
--- a/
drivers/media/dvb-frontends/si21xx.c
+++ b/
drivers/media/dvb-frontends/si21xx.c
@@
-336,7
+336,7
@@
static int si21xx_wait_diseqc_idle(struct si21xx_state *state, int timeout)
dprintk("%s\n", __func__);
while ((si21_readreg(state, LNB_CTRL_REG_1) & 0x8) == 8) {
- if (
jiffies - start > timeout
) {
+ if (
time_is_before_jiffies(start + timeout)
) {
dprintk("%s: timeout!!\n", __func__);
return -ETIMEDOUT;
}