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| author | Wu Fengguang <wfg@linux.intel.com> | 2008-11-22 09:40:55 +0800 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2008-11-22 11:15:45 +0100 |
| commit | a5fcf89eff2372b50f2d47fbb3e1f3090f044ee3 (patch) | |
| tree | d0b0da45f287efa31bba491d609ebcfc64e320a2 /Documentation/sound | |
| parent | acb05993881005cdaf5f8291491b4edcb8f60ef3 (diff) | |
| download | op-kernel-dev-a5fcf89eff2372b50f2d47fbb3e1f3090f044ee3.zip op-kernel-dev-a5fcf89eff2372b50f2d47fbb3e1f3090f044ee3.tar.gz | |
ALSA: hda - document the ELD proc interface
Describe what ELD proc interface provides and how to fix incorrect values.
Signed-off-by: Wu Fengguang <wfg@linux.intel.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'Documentation/sound')
| -rw-r--r-- | Documentation/sound/alsa/Procfile.txt | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/Documentation/sound/alsa/Procfile.txt b/Documentation/sound/alsa/Procfile.txt index f738b29..bba2dbb 100644 --- a/Documentation/sound/alsa/Procfile.txt +++ b/Documentation/sound/alsa/Procfile.txt @@ -153,6 +153,16 @@ card*/codec#* Shows the general codec information and the attribute of each widget node. +card*/eld#* + Available for HDMI or DisplayPort interfaces. + Shows ELD(EDID Like Data) info retrieved from the attached HDMI sink, + and describes its audio capabilities and configurations. + + Some ELD fields may be modified by doing `echo name hex_value > eld#*`. + Only do this if you are sure the HDMI sink provided value is wrong. + And if that makes your HDMI audio work, please report to us so that we + can fix it in future kernel releases. + Sequencer Information --------------------- |
