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| author | Takashi Iwai <tiwai@suse.de> | 2009-05-27 16:51:27 +0200 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2009-05-27 16:51:27 +0200 |
| commit | f5219b619504875a14b63659eecd86098208620c (patch) | |
| tree | f7baac310166bb964f309734d80e1b68a4260752 /Documentation | |
| parent | f00452cfdc5ab97208078f06e802b39a4839b7b3 (diff) | |
| parent | c87d9732004b3f8fd82d729f12ccfb96c0df279e (diff) | |
Merge branch 'fix/pcm-jiffies-check' into for-linus
* fix/pcm-jiffies-check:
ALSA: Enable PCM hw_ptr_jiffies check only in xrun_debug mode
ALSA: Fix invalid jiffies check after pause
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/sound/alsa/Procfile.txt | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/Documentation/sound/alsa/Procfile.txt b/Documentation/sound/alsa/Procfile.txt index bba2dbb79d81..cfac20cf9e33 100644 --- a/Documentation/sound/alsa/Procfile.txt +++ b/Documentation/sound/alsa/Procfile.txt @@ -104,6 +104,11 @@ card*/pcm*/xrun_debug When this value is greater than 1, the driver will show the stack trace additionally. This may help the debugging. + Since 2.6.30, this option also enables the hwptr check using + jiffies. This detects spontaneous invalid pointer callback + values, but can be lead to too much corrections for a (mostly + buggy) hardware that doesn't give smooth pointer updates. + card*/pcm*/sub*/info The general information of this PCM sub-stream. |