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| author | David S. Miller <davem@davemloft.net> | 2009-08-12 17:44:53 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2009-08-12 17:44:53 -0700 |
| commit | aa11d958d1a6572eda08214d7c6a735804fe48a5 (patch) | |
| tree | d025b05270ad1e010660d17eeadc6ac3c1abbd7d /Documentation/sound | |
| parent | 07f6642ee9418e962e54cbc07471cfe2e559c568 (diff) | |
| parent | 9799218ae36910af50f002a5db1802d576fffb43 (diff) | |
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Conflicts:
arch/microblaze/include/asm/socket.h
Diffstat (limited to 'Documentation/sound')
| -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 381908d8ca42..719a819f8cc2 100644 --- a/Documentation/sound/alsa/Procfile.txt +++ b/Documentation/sound/alsa/Procfile.txt @@ -101,6 +101,8 @@ card*/pcm*/xrun_debug bit 0 = Enable XRUN/jiffies debug messages bit 1 = Show stack trace at XRUN / jiffies check bit 2 = Enable additional jiffies check + bit 3 = Log hwptr update at each period interrupt + bit 4 = Log hwptr update at each snd_pcm_update_hw_ptr() When the bit 0 is set, the driver will show the messages to kernel log when an xrun is detected. The debug message is @@ -117,6 +119,9 @@ card*/pcm*/xrun_debug buggy) hardware that doesn't give smooth pointer updates. This feature is enabled via the bit 2. + Bits 3 and 4 are for logging the hwptr records. Note that + these will give flood of kernel messages. + card*/pcm*/sub*/info The general information of this PCM sub-stream. |