Messages in this thread Patch in this message | | | From | Qing Wang <> | Subject | [PATCH V3 10/13] media: stv0299: use time_is_before_jiffies() instead of open coding it | Date | Mon, 14 Feb 2022 17:55:47 -0800 |
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From: Wang Qing <wangqing@vivo.com>
Use the helper function time_is_{before,after}_jiffies() to improve code readability.
Signed-off-by: Wang Qing <wangqing@vivo.com> --- drivers/media/dvb-frontends/stv0299.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/media/dvb-frontends/stv0299.c b/drivers/media/dvb-frontends/stv0299.c index 421395e..867ae04 --- a/drivers/media/dvb-frontends/stv0299.c +++ b/drivers/media/dvb-frontends/stv0299.c @@ -183,7 +183,7 @@ static int stv0299_wait_diseqc_fifo (struct stv0299_state* state, int timeout) dprintk ("%s\n", __func__); while (stv0299_readreg(state, 0x0a) & 1) { - if (jiffies - start > timeout) { + if (time_is_before_jiffies(start + timeout)) { dprintk ("%s: timeout!!\n", __func__); return -ETIMEDOUT; } @@ -200,7 +200,7 @@ static int stv0299_wait_diseqc_idle (struct stv0299_state* state, int timeout) dprintk ("%s\n", __func__); while ((stv0299_readreg(state, 0x0a) & 3) != 2 ) { - if (jiffies - start > timeout) { + if (time_is_before_jiffies(start + timeout)) { dprintk ("%s: timeout!!\n", __func__); return -ETIMEDOUT; } -- 2.7.4
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