diff options
Diffstat (limited to 'Documentation/sound/alsa/ALSA-Configuration.txt')
-rw-r--r-- | Documentation/sound/alsa/ALSA-Configuration.txt | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/Documentation/sound/alsa/ALSA-Configuration.txt b/Documentation/sound/alsa/ALSA-Configuration.txt index 46a125003b0a..9342846c7c48 100644 --- a/Documentation/sound/alsa/ALSA-Configuration.txt +++ b/Documentation/sound/alsa/ALSA-Configuration.txt | |||
@@ -954,6 +954,8 @@ Prior to version 0.9.0rc4 options had a 'snd_' prefix. This was removed. | |||
954 | use_cache - 0 or 1 (disabled by default) | 954 | use_cache - 0 or 1 (disabled by default) |
955 | vaio_hack - alias buffer_top=0x25a800 | 955 | vaio_hack - alias buffer_top=0x25a800 |
956 | reset_workaround - enable AC97 RESET workaround for some laptops | 956 | reset_workaround - enable AC97 RESET workaround for some laptops |
957 | reset_workaround2 - enable extended AC97 RESET workaround for some | ||
958 | other laptops | ||
957 | 959 | ||
958 | Module supports autoprobe and multiple chips (max 8). | 960 | Module supports autoprobe and multiple chips (max 8). |
959 | 961 | ||
@@ -984,6 +986,11 @@ Prior to version 0.9.0rc4 options had a 'snd_' prefix. This was removed. | |||
984 | workaround is enabled automatically. For other laptops with a | 986 | workaround is enabled automatically. For other laptops with a |
985 | hard freeze, you can try reset_workaround=1 option. | 987 | hard freeze, you can try reset_workaround=1 option. |
986 | 988 | ||
989 | Note: Dell Latitude CSx laptops have another problem regarding | ||
990 | AC97 RESET. On these laptops, reset_workaround2 option is | ||
991 | turned on as default. This option is worth to try if the | ||
992 | previous reset_workaround option doesn't help. | ||
993 | |||
987 | Note: This driver is really crappy. It's a porting from the | 994 | Note: This driver is really crappy. It's a porting from the |
988 | OSS driver, which is a result of black-magic reverse engineering. | 995 | OSS driver, which is a result of black-magic reverse engineering. |
989 | The detection of codec will fail if the driver is loaded *after* | 996 | The detection of codec will fail if the driver is loaded *after* |