[alsa-devel] [PATCH v4 4/7] ALSA: aloop: Rename all jiffies timer specific functions

Andrew Gabbasov andrew_gabbasov at mentor.com
Wed Nov 20 12:58:53 CET 2019


From: Timo Wischer <twischer at de.adit-jv.com>

This commit does not change the behaviour. It only separates the jiffies
timer specific implementation from the generic part.

Signed-off-by: Timo Wischer <twischer at de.adit-jv.com>
Signed-off-by: Andrew Gabbasov <andrew_gabbasov at mentor.com>
---
 sound/drivers/aloop.c | 28 +++++++++++++++-------------
 1 file changed, 15 insertions(+), 13 deletions(-)

diff --git a/sound/drivers/aloop.c b/sound/drivers/aloop.c
index 3bfd7c32803c..2f208aaa54cf 100644
--- a/sound/drivers/aloop.c
+++ b/sound/drivers/aloop.c
@@ -188,7 +188,7 @@ static inline unsigned int get_rate_shift(struct loopback_pcm *dpcm)
 }
 
 /* call in cable->lock */
-static int loopback_timer_start(struct loopback_pcm *dpcm)
+static int loopback_jiffies_timer_start(struct loopback_pcm *dpcm)
 {
 	unsigned long tick;
 	unsigned int rate_shift = get_rate_shift(dpcm);
@@ -209,7 +209,7 @@ static int loopback_timer_start(struct loopback_pcm *dpcm)
 }
 
 /* call in cable->lock */
-static inline int loopback_timer_stop(struct loopback_pcm *dpcm)
+static inline int loopback_jiffies_timer_stop(struct loopback_pcm *dpcm)
 {
 	del_timer(&dpcm->timer);
 	dpcm->timer.expires = 0;
@@ -217,7 +217,7 @@ static inline int loopback_timer_stop(struct loopback_pcm *dpcm)
 	return 0;
 }
 
-static inline int loopback_timer_stop_sync(struct loopback_pcm *dpcm)
+static inline int loopback_jiffies_timer_stop_sync(struct loopback_pcm *dpcm)
 {
 	del_timer_sync(&dpcm->timer);
 
@@ -502,7 +502,8 @@ static inline void bytepos_finish(struct loopback_pcm *dpcm,
 }
 
 /* call in cable->lock */
-static unsigned int loopback_pos_update(struct loopback_cable *cable)
+static unsigned int loopback_jiffies_timer_pos_update
+		(struct loopback_cable *cable)
 {
 	struct loopback_pcm *dpcm_play =
 			cable->streams[SNDRV_PCM_STREAM_PLAYBACK];
@@ -555,14 +556,15 @@ static unsigned int loopback_pos_update(struct loopback_cable *cable)
 	return running;
 }
 
-static void loopback_timer_function(struct timer_list *t)
+static void loopback_jiffies_timer_function(struct timer_list *t)
 {
 	struct loopback_pcm *dpcm = from_timer(dpcm, t, timer);
 	unsigned long flags;
 
 	spin_lock_irqsave(&dpcm->cable->lock, flags);
-	if (loopback_pos_update(dpcm->cable) & (1 << dpcm->substream->stream)) {
-		loopback_timer_start(dpcm);
+	if (loopback_jiffies_timer_pos_update(dpcm->cable) &
+			(1 << dpcm->substream->stream)) {
+		loopback_jiffies_timer_start(dpcm);
 		if (dpcm->period_update_pending) {
 			dpcm->period_update_pending = 0;
 			spin_unlock_irqrestore(&dpcm->cable->lock, flags);
@@ -731,18 +733,18 @@ static void free_cable(struct snd_pcm_substream *substream)
 
 static int loopback_jiffies_timer_open(struct loopback_pcm *dpcm)
 {
-	timer_setup(&dpcm->timer, loopback_timer_function, 0);
+	timer_setup(&dpcm->timer, loopback_jiffies_timer_function, 0);
 
 	return 0;
 }
 
 static struct loopback_ops loopback_jiffies_timer_ops = {
 	.open = loopback_jiffies_timer_open,
-	.start = loopback_timer_start,
-	.stop = loopback_timer_stop,
-	.stop_sync = loopback_timer_stop_sync,
-	.close_substream = loopback_timer_stop_sync,
-	.pos_update = loopback_pos_update,
+	.start = loopback_jiffies_timer_start,
+	.stop = loopback_jiffies_timer_stop,
+	.stop_sync = loopback_jiffies_timer_stop_sync,
+	.close_substream = loopback_jiffies_timer_stop_sync,
+	.pos_update = loopback_jiffies_timer_pos_update,
 	.dpcm_info = loopback_jiffies_timer_dpcm_info,
 };
 
-- 
2.21.0



More information about the Alsa-devel mailing list