diff options
author | Takashi Iwai <tiwai@suse.de> | 2008-01-07 09:16:37 -0500 |
---|---|---|
committer | Jaroslav Kysela <perex@perex.cz> | 2008-01-31 11:29:45 -0500 |
commit | 5aba4f8ec72b2b880c694b5ce58e67be508f7b7a (patch) | |
tree | f1b2ddb355c434d27e17bf78de9e8cd2d8e1a4a1 /Documentation/sound | |
parent | f11b799282201fbd8c88b51815176a902b1f15b8 (diff) |
[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. | |||
744 | VIA VT8251/VT8237A, | 744 | VIA VT8251/VT8237A, |
745 | SIS966, ULI M5461 | 745 | SIS966, ULI M5461 |
746 | 746 | ||
747 | [Multiple options for each card instance] | ||
747 | model - force the model name | 748 | model - force the model name |
748 | position_fix - Fix DMA pointer (0 = auto, 1 = none, 2 = POSBUF, 3 = FIFO size) | 749 | position_fix - Fix DMA pointer (0 = auto, 1 = none, 2 = POSBUF, 3 = FIFO size) |
749 | probe_mask - Bitmask to probe codecs (default = -1, meaning all slots) | 750 | probe_mask - Bitmask to probe codecs (default = -1, meaning all slots) |
751 | |||
752 | [Single (global) options] | ||
750 | single_cmd - Use single immediate commands to communicate with | 753 | single_cmd - Use single immediate commands to communicate with |
751 | codecs (for debugging only) | 754 | codecs (for debugging only) |
752 | enable_msi - Enable Message Signaled Interrupt (MSI) (default = off) | 755 | 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. | |||
755 | power_save_controller - Reset HD-audio controller in power-saving mode | 758 | power_save_controller - Reset HD-audio controller in power-saving mode |
756 | (default = on) | 759 | (default = on) |
757 | 760 | ||
758 | This module supports one card and autoprobe. | 761 | This module supports multiple cards and autoprobe. |
759 | 762 | ||
760 | Each codec may have a model table for different configurations. | 763 | Each codec may have a model table for different configurations. |
761 | If your machine isn't listed there, the default (usually minimal) | 764 | If your machine isn't listed there, the default (usually minimal) |
762 | configuration is set up. You can pass "model=<name>" option to | 765 | configuration is set up. You can pass "model=<name>" option to |