From: Abdelghani Ouchabane <abdelghani@ezono.com>
To: Clemens Ladisch <clemens@ladisch.de>
Cc: Takashi Iwai <tiwai@suse.de>, alsa-devel@alsa-project.org
Subject: Re: "modprobe snd_hda_intel" crashes on my hardware
Date: Wed, 28 Sep 2011 15:22:21 +0200 [thread overview]
Message-ID: <4E831F8D.7090508@ezono.com> (raw)
In-Reply-To: <4E8336BB.2090502@ladisch.de>
Clemens Ladisch wrote:
> Abdelghani Ouchabane wrote:
>
>> in /proc/asound/card0/codec#2
>>
>> system 1 : Subsystem Id: 0x7fafffdd
>> system 2 : Subsystem Id: 0xffffffff
>> system 3 : Subsystem Id: 0xff7f7fa3
>>
>> Why the "Subsystem Id" is different between the three systems?
>>
>
> This is a HDA codec register that should be initialized by the BIOS.
> Apparently, yours doesn't, and the register contents are somewhat random.
>
> Bug whoever is responsible for that BIOS. A system not initializing
> the pin config and subsystem registers is a violation of the HDA
> specification.
>
>
> Regards,
> Clemens
>
Thanks, I will use your solution + patch and I will contact the
manufacturer of the boards to fix the BIOS.
Many thanks Clemens & Takashi for your great supports.
Cheers,
Ghani
next prev parent reply other threads:[~2011-09-28 15:22 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-09-27 6:41 "modprobe snd_hda_intel" crashes on my hardware Abdelghani Ouchabane
2011-09-27 13:18 ` Clemens Ladisch
2011-09-27 12:20 ` Abdelghani Ouchabane
2011-09-28 4:01 ` Raymond Yau
2011-09-28 6:15 ` Abdelghani Ouchabane
2011-09-28 6:50 ` Abdelghani Ouchabane
2011-09-28 6:54 ` Abdelghani Ouchabane
2011-09-28 7:10 ` Abdelghani Ouchabane
2011-09-28 6:00 ` Takashi Iwai
2011-09-28 6:24 ` Abdelghani Ouchabane
2011-09-28 9:07 ` Takashi Iwai
2011-09-28 9:50 ` Paul Menzel
2011-09-28 8:34 ` Abdelghani Ouchabane
2011-09-28 13:42 ` Takashi Iwai
2011-09-28 6:51 ` Abdelghani Ouchabane
2011-09-28 7:00 ` Abdelghani Ouchabane
2011-09-28 7:54 ` Abdelghani Ouchabane
2011-09-28 8:20 ` Abdelghani Ouchabane
2011-09-28 13:43 ` Takashi Iwai
2011-09-28 12:22 ` Abdelghani Ouchabane
2011-09-28 14:23 ` Takashi Iwai
2011-09-28 12:51 ` Abdelghani Ouchabane
2011-09-28 14:58 ` Takashi Iwai
2011-09-28 13:19 ` Abdelghani Ouchabane
2011-09-28 15:01 ` Clemens Ladisch
2011-09-28 13:22 ` Abdelghani Ouchabane [this message]
-- strict thread matches above, loose matches on Subject: below --
2011-09-27 5:42 Abdelghani Ouchabane
2011-09-27 5:46 ` Abdelghani Ouchabane
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