linux-kernel - Re: HDA: no sound [was: mmotm 2010-10-20-15-01 uploaded]

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Message-ID: <4CC1EBB6.5030500@colin.guthr.ie>
Date:	Fri, 22 Oct 2010 20:53:26 +0100
From:	Colin Guthrie <gmane@...in.guthr.ie>
To:	Takashi Iwai <tiwai@...e.de>
CC:	Clemens Ladisch <clemens@...isch.de>, alsa-devel@...a-project.org,
	Valdis.Kletnieks@...edu, Jiri Slaby <jirislaby@...il.com>,
	linux-kernel@...r.kernel.org, mm-commits@...r.kernel.org,
	akpm@...ux-foundation.org
Subject: Re: HDA: no sound [was: mmotm 2010-10-20-15-01 uploaded]

'Twas brillig, and Takashi Iwai at 22/10/10 15:03 did gyre and gimble:
> At Fri, 22 Oct 2010 13:31:53 +0200,
> Clemens Ladisch wrote:
>>
>> Jiri Slaby wrote:
>>> On 10/21/2010 10:05 AM, Takashi Iwai wrote:
>>>>   commit de8c85f7840e5e29629de95f5af24297fb325e0b
>>>>     ALSA: HDA: Sigmatel: work around incorrect master muting
>>>
>>> Reverting this one helps.
>>
>> This one introduced even more wrong volume information on some codecs.
>> Pleasy try this patch on top:
> 
> Argh!  There is always a reason why we should define a constant.
> I applied the fix now.
> 
> This explains why the old patch worked on Colin's machine.
> His codec chip is different (STAC9200?), and it doesn't go in this
> code path but has a static Master volume creation.

Yup I have a STAC9200 so that explains it... silly me as I did see this
line and figured "the value will be right" rather than questioning it.

Anyway, glad this has been found and there is now (presumably) no need
for a revert :)

Col

-- 

Colin Guthrie
gmane(at)colin.guthr.ie
http://colin.guthr.ie/

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