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| author | Takashi Iwai <tiwai@suse.de> | 2008-01-07 17:16:37 +0300 |
|---|---|---|
| committer | Jaroslav Kysela <perex@perex.cz> | 2008-01-31 19:29:45 +0300 |
| commit | 5aba4f8ec72b2b880c694b5ce58e67be508f7b7a (patch) | |
| tree | f1b2ddb355c434d27e17bf78de9e8cd2d8e1a4a1 /Documentation/sound | |
| parent | f11b799282201fbd8c88b51815176a902b1f15b8 (diff) | |
| download | linux-5aba4f8ec72b2b880c694b5ce58e67be508f7b7a.tar.xz | |
[ALSA] hda-intel - Support multiple devices
It turned out that there can be multiple HD-audio devices on a single
machine (e.g. on-board audio and HDMI on graphic cards), so we need to
support multiple devices with snd-hda-intel driver.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@perex.cz>
Diffstat (limited to 'Documentation/sound')
| -rw-r--r-- | Documentation/sound/alsa/ALSA-Configuration.txt | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/Documentation/sound/alsa/ALSA-Configuration.txt b/Documentation/sound/alsa/ALSA-Configuration.txt index aded3b4f0889..afdb6ffeae55 100644 --- a/Documentation/sound/alsa/ALSA-Configuration.txt +++ b/Documentation/sound/alsa/ALSA-Configuration.txt @@ -744,9 +744,12 @@ Prior to version 0.9.0rc4 options had a 'snd_' prefix. This was removed. VIA VT8251/VT8237A, SIS966, ULI M5461 + [Multiple options for each card instance] model - force the model name position_fix - Fix DMA pointer (0 = auto, 1 = none, 2 = POSBUF, 3 = FIFO size) probe_mask - Bitmask to probe codecs (default = -1, meaning all slots) + + [Single (global) options] single_cmd - Use single immediate commands to communicate with codecs (for debugging only) enable_msi - Enable Message Signaled Interrupt (MSI) (default = off) @@ -755,8 +758,8 @@ Prior to version 0.9.0rc4 options had a 'snd_' prefix. This was removed. power_save_controller - Reset HD-audio controller in power-saving mode (default = on) - This module supports one card and autoprobe. - + This module supports multiple cards and autoprobe. + Each codec may have a model table for different configurations. If your machine isn't listed there, the default (usually minimal) configuration is set up. You can pass "model=<name>" option to |