[PATCH 01/10] ALSA: aloop: Describe units of variables

From: twischer
Date: Mon Mar 25 2019 - 12:01:24 EST


From: Timo Wischer <twischer@xxxxxxxxxxxxxx>

Describe the unit of the variables used to calculate the hw pointer
depending on jiffies ticks.

Signed-off-by: Timo Wischer <twischer@xxxxxxxxxxxxxx>
---
sound/drivers/aloop.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/sound/drivers/aloop.c b/sound/drivers/aloop.c
index 8c3fbe1..70145e6 100644
--- a/sound/drivers/aloop.c
+++ b/sound/drivers/aloop.c
@@ -116,8 +116,10 @@ struct loopback_pcm {
/* flags */
unsigned int period_update_pending :1;
/* timer stuff */
- unsigned int irq_pos; /* fractional IRQ position */
- unsigned int period_size_frac;
+ unsigned int irq_pos; /* fractional IRQ position in jiffies
+ * ticks
+ */
+ unsigned int period_size_frac; /* period size in jiffies ticks */
unsigned int last_drift;
unsigned long last_jiffies;
struct timer_list timer;
--
2.7.4