From: Wu Fengguang <wfg@linux.intel.com>
To: Takashi Iwai <tiwai@suse.de>
Cc: alsa-devel <alsa-devel@alsa-project.org>
Subject: [PATCH 5/7] hda - document the ELD proc interface
Date: Sat, 22 Nov 2008 09:40:55 +0800 [thread overview]
Message-ID: <20081122014309.276059273@linux.intel.com> (raw)
In-Reply-To: 20081122014050.348491872@linux.intel.com
[-- Attachment #1: alsa-hdmi-proc-doc.patch --]
[-- Type: text/plain, Size: 953 bytes --]
Describe what ELD proc interface provides and how to fix incorrect values.
Signed-off-by: Wu Fengguang <wfg@linux.intel.com>
---
Documentation/sound/alsa/Procfile.txt | 10 ++++++++++
1 file changed, 10 insertions(+)
--- sound-2.6.orig/Documentation/sound/alsa/Procfile.txt
+++ sound-2.6/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
---------------------
--
next prev parent reply other threads:[~2008-11-22 3:09 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-11-22 1:40 [PATCH 0/7] minor HDMI cleanups and fixes Wu Fengguang
2008-11-22 1:40 ` [PATCH 1/7] hda - minor HDMI code cleanups Wu Fengguang
2008-11-22 1:40 ` [PATCH 2/7] hda - report selected CA index for Audio InfoFrame Wu Fengguang
2008-11-22 1:40 ` [PATCH 3/7] hda - make HDMI messages more user friendly Wu Fengguang
2008-11-22 1:40 ` [PATCH 4/7] hda - ELD proc interface write updates Wu Fengguang
2008-11-22 1:40 ` Wu Fengguang [this message]
2008-11-22 1:40 ` [PATCH 6/7] hda - fix DisplayPort naming Wu Fengguang
2008-11-22 1:40 ` [PATCH 7/7] hda - fix build warning when CONFIG_PROC_FS=n Wu Fengguang
2008-11-22 10:19 ` [PATCH 0/7] minor HDMI cleanups and fixes Takashi Iwai
2008-11-22 10:22 ` Wu Fengguang
2008-11-22 13:12 ` Serato patch review LCID Fire
2008-11-24 6:24 ` Takashi Iwai
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