From: Takashi Iwai <tiwai@suse.de>
To: Dave Airlie <airlied@gmail.com>
Cc: dri-devel@lists.freedesktop.org
Subject: Re: [PATCH 2/2] vga_switcheroo: Add the support for audio clients
Date: Thu, 10 May 2012 13:43:58 +0200 [thread overview]
Message-ID: <s5hr4usxnup.wl%tiwai@suse.de> (raw)
In-Reply-To: <CAPM=9tw_w7+_SZJsh=awRDBsixT9i-XviCOw8BZCDiV-GOQwWg@mail.gmail.com>
At Thu, 10 May 2012 11:40:50 +0100,
Dave Airlie wrote:
>
> On Thu, May 10, 2012 at 8:10 AM, Takashi Iwai <tiwai@suse.de> wrote:
> > Add the support for audio clients to VGA-switcheroo for handling the
> > HDMI audio controller together with VGA switching. The id of the
> > audio controller should be given explicity at registration time unlike
> > the video controller.
>
> The only question I really have is how you assign the audio ids.
>
> Currently we mostly don't see > 1 HDMI audio on a GPU, but that
> should be changing with the latest ones.
There is one HDMI audio "controller" entry usually per graphics.
There are more than one codecs can be connected to the controller,
e.g. Nvidia has up to 8 codecs, but this is an issue inside HD-audio
driver, and irrelevant from VGA-switcheroo.
thanks,
Takashi
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next prev parent reply other threads:[~2012-05-10 11:43 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-05-10 7:08 [PATCH 0/2] Audio client support for VGA-switcheroo Takashi Iwai
2012-05-10 7:09 ` [PATCH 1/2] vga_switcheroo: Refactor using linked list Takashi Iwai
2012-05-10 7:10 ` [PATCH 2/2] vga_switcheroo: Add the support for audio clients Takashi Iwai
2012-05-10 8:23 ` Paul Menzel
2012-05-10 8:44 ` Takashi Iwai
2012-05-10 10:40 ` Dave Airlie
2012-05-10 11:43 ` Takashi Iwai [this message]
2012-05-10 11:20 ` Alan Cox
2012-05-10 11:42 ` Takashi Iwai
2012-05-10 18:42 ` Takashi Iwai
2012-05-10 19:05 ` Dave Airlie
2012-05-10 19:26 ` Takashi Iwai
2012-05-10 7:18 ` [PATCH 0/2] Audio client support for VGA-switcheroo Takashi Iwai
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