Commit 0ce32a2c authored by Wang Qing's avatar Wang Qing Committed by Hans Verkuil
Browse files

media: stv0299: use time_is_before_jiffies() instead of open coding it 



Use the helper function time_is_{before,after}_jiffies() to improve
code readability.

Signed-off-by: default avatarWang Qing <wangqing@vivo.com>
Signed-off-by: default avatarHans Verkuil <hverkuil-cisco@xs4all.nl>
parent 1bcf233f

drivers/media/dvb-frontends/stv0299.c

+2 −2
Original line number Diff line number Diff line
@@ -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;

		}