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| author | Jaroslav Kysela <perex@perex.cz> | 2010-01-13 08:12:31 +0100 |
|---|---|---|
| committer | Jaroslav Kysela <perex@perex.cz> | 2010-01-13 08:12:31 +0100 |
| commit | ed69c6a8eef679f2783848ed624897a937a434ac (patch) | |
| tree | 5eb125ef32231da8f17cfe49b77d7db8fc20cf02 | |
| parent | c4cfe66c4c2d5a91b3734ffb4e2bad0badd5c874 (diff) | |
| download | linux-ed69c6a8eef679f2783848ed624897a937a434ac.tar.gz linux-ed69c6a8eef679f2783848ed624897a937a434ac.tar.bz2 linux-ed69c6a8eef679f2783848ed624897a937a434ac.zip | |
ALSA: pcm_lib - fix wrong delta print for jiffies check
The previous jiffies delta was 0 in all cases. Use hw_ptr variable to
store and print original value.
Signed-off-by: Jaroslav Kysela <perex@perex.cz>
| -rw-r--r-- | sound/core/pcm_lib.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/sound/core/pcm_lib.c b/sound/core/pcm_lib.c index 0ee7e807c964..5417f7dce834 100644 --- a/sound/core/pcm_lib.c +++ b/sound/core/pcm_lib.c @@ -394,6 +394,7 @@ static int snd_pcm_update_hw_ptr0(struct snd_pcm_substream *substream, + HZ/100); /* move new_hw_ptr according jiffies not pos variable */ new_hw_ptr = old_hw_ptr; + hw_base = delta; /* use loop to avoid checks for delta overflows */ /* the delta value is small or zero in most cases */ while (delta > 0) { @@ -403,8 +404,6 @@ static int snd_pcm_update_hw_ptr0(struct snd_pcm_substream *substream, delta--; } /* align hw_base to buffer_size */ - hw_base = new_hw_ptr - (new_hw_ptr % runtime->buffer_size); - delta = 0; hw_ptr_error(substream, "hw_ptr skipping! %s" "(pos=%ld, delta=%ld, period=%ld, " @@ -412,9 +411,12 @@ static int snd_pcm_update_hw_ptr0(struct snd_pcm_substream *substream, in_interrupt ? "[Q] " : "", (long)pos, (long)hdelta, (long)runtime->period_size, jdelta, - ((hdelta * HZ) / runtime->rate), delta, + ((hdelta * HZ) / runtime->rate), hw_base, (unsigned long)old_hw_ptr, (unsigned long)new_hw_ptr); + /* reset values to proper state */ + delta = 0; + hw_base = new_hw_ptr - (new_hw_ptr % runtime->buffer_size); } no_jiffies_check: if (delta > runtime->period_size + runtime->period_size / 2) { |