diff options
Diffstat (limited to 'Documentation/sound/alsa/Procfile.txt')
| -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 | |||
| 104 | When this value is greater than 1, the driver will show the | 104 | When this value is greater than 1, the driver will show the |
| 105 | stack trace additionally. This may help the debugging. | 105 | stack trace additionally. This may help the debugging. |
| 106 | 106 | ||
| 107 | Since 2.6.30, this option also enables the hwptr check using | ||
| 108 | jiffies. This detects spontaneous invalid pointer callback | ||
| 109 | values, but can be lead to too much corrections for a (mostly | ||
| 110 | buggy) hardware that doesn't give smooth pointer updates. | ||
| 111 | |||
| 107 | card*/pcm*/sub*/info | 112 | card*/pcm*/sub*/info |
| 108 | The general information of this PCM sub-stream. | 113 | The general information of this PCM sub-stream. |
| 109 | 114 | ||