Re: [Intel-gfx] Need your advice: Add a new communication inteface between HD-Audio and Gfx drivers for hotplug notification/ELD update

2014-02-19 Thread Lin, Mengdong
> -Original Message- > From: Ville Syrjälä [mailto:ville.syrj...@linux.intel.com] > Sent: Wednesday, February 19, 2014 7:30 PM > > > > Is there a 1:1 mapping between these connector nodes and ports of > > > > Gfx > > > display engine? > > > > Eg. For Haswell Ultrabook, under > > > > /sys/d

Re: [Intel-gfx] Need your advice: Add a new communication inteface between HD-Audio and Gfx drivers for hotplug notification/ELD update

2014-02-19 Thread Ville Syrjälä
de...@alsa-project.org; Barnes, Jesse; > > Zanoni, Paulo R; dri-devel; intel-gfx@lists.freedesktop.org > > Subject: Re: [Intel-gfx] Need your advice: Add a new communication > > inteface between HD-Audio and Gfx drivers for hotplug notification/ELD > > update > > >

Re: [Intel-gfx] Need your advice: Add a new communication inteface between HD-Audio and Gfx drivers for hotplug notification/ELD update

2014-02-19 Thread Lin, Mengdong
ts.freedesktop.org > Subject: Re: [Intel-gfx] Need your advice: Add a new communication > inteface between HD-Audio and Gfx drivers for hotplug notification/ELD > update > > On Tue, Feb 18, 2014 at 01:58:22PM +, Lin, Mengdong wrote: > > Sorry to pick up this thread after a lon

Re: [Intel-gfx] Need your advice: Add a new communication inteface between HD-Audio and Gfx drivers for hotplug notification/ELD update

2014-02-18 Thread Ville Syrjälä
On Tue, Feb 18, 2014 at 01:58:22PM +, Lin, Mengdong wrote: > Sorry to pick up this thread after a long time. > > > -Original Message- > > From: daniel.vet...@ffwll.ch [mailto:daniel.vet...@ffwll.ch] On Behalf Of > > Daniel Vetter > > Sent: Thursday, January 23, 2014 4:27 PM > > To: Tak

Re: [Intel-gfx] Need your advice: Add a new communication inteface between HD-Audio and Gfx drivers for hotplug notification/ELD update

2014-02-18 Thread Lin, Mengdong
Sorry to pick up this thread after a long time. > -Original Message- > From: daniel.vet...@ffwll.ch [mailto:daniel.vet...@ffwll.ch] On Behalf Of > Daniel Vetter > Sent: Thursday, January 23, 2014 4:27 PM > To: Takashi Iwai > On Thu, Jan 23, 2014 at 8:57 AM, Takashi Iwai wrote: > >> Than

Re: [Intel-gfx] Need your advice: Add a new communication inteface between HD-Audio and Gfx drivers for hotplug notification/ELD update

2014-01-23 Thread Daniel Vetter
On Thu, Jan 23, 2014 at 8:57 AM, Takashi Iwai wrote: >> Thanks for clarification! >> Maybe we can add output info (eg. display port number) to the eld entries >> under /proc/asound/cardx. Is it okay? > > It's possible, but the proc file is just a help. It can't be the > API. For accessing the i

Re: [Intel-gfx] Need your advice: Add a new communication inteface between HD-Audio and Gfx drivers for hotplug notification/ELD update

2014-01-22 Thread Takashi Iwai
At Thu, 23 Jan 2014 06:35:12 +, Lin, Mengdong wrote: > > > -Original Message- > > From: Takashi Iwai [mailto:ti...@suse.de] > > Sent: Thursday, January 23, 2014 1:19 AM > > To: Daniel Vetter > > Cc: Lin, Mengdong; Barnes, Jesse; Zanoni, Paulo R; > > alsa-de...@alsa-project.org; intel-g

Re: [Intel-gfx] Need your advice: Add a new communication inteface between HD-Audio and Gfx drivers for hotplug notification/ELD update

2014-01-22 Thread Lin, Mengdong
> -Original Message- > From: Takashi Iwai [mailto:ti...@suse.de] > Sent: Thursday, January 23, 2014 1:19 AM > To: Daniel Vetter > Cc: Lin, Mengdong; Barnes, Jesse; Zanoni, Paulo R; > alsa-de...@alsa-project.org; intel-gfx@lists.freedesktop.org; dri-devel > Subject: Re: Need your advice: Add

Re: [Intel-gfx] Need your advice: Add a new communication inteface between HD-Audio and Gfx drivers for hotplug notification/ELD update

2014-01-22 Thread Rob Clark
On Wed, Jan 22, 2014 at 12:23 PM, Takashi Iwai wrote: > At Wed, 22 Jan 2014 10:45:26 -0500, > Rob Clark wrote: >> >> On Wed, Jan 22, 2014 at 10:20 AM, Daniel Vetter wrote: >> > On Wed, Jan 22, 2014 at 10:04:14AM -0500, Rob Clark wrote: >> >> sorry to jump into this a bit late, so maybe this was c

Re: [Intel-gfx] Need your advice: Add a new communication inteface between HD-Audio and Gfx drivers for hotplug notification/ELD update

2014-01-22 Thread Takashi Iwai
At Wed, 22 Jan 2014 15:18:21 +0100, Daniel Vetter wrote: > > On Wed, Jan 22, 2014 at 12:48:04PM +, Lin, Mengdong wrote: > > > -Original Message- > > > From: daniel.vet...@ffwll.ch [mailto:daniel.vet...@ffwll.ch] On Behalf Of > > > Daniel Vetter > > > Sent: Tuesday, January 21, 2014 9:1

Re: [Intel-gfx] Need your advice: Add a new communication inteface between HD-Audio and Gfx drivers for hotplug notification/ELD update

2014-01-22 Thread Takashi Iwai
At Wed, 22 Jan 2014 10:45:26 -0500, Rob Clark wrote: > > On Wed, Jan 22, 2014 at 10:20 AM, Daniel Vetter wrote: > > On Wed, Jan 22, 2014 at 10:04:14AM -0500, Rob Clark wrote: > >> sorry to jump into this a bit late, so maybe this was covered already > >> earlier.. > > > > It just started, I've q

Re: [Intel-gfx] Need your advice: Add a new communication inteface between HD-Audio and Gfx drivers for hotplug notification/ELD update

2014-01-22 Thread Rob Clark
On Wed, Jan 22, 2014 at 10:20 AM, Daniel Vetter wrote: > On Wed, Jan 22, 2014 at 10:04:14AM -0500, Rob Clark wrote: >> sorry to jump into this a bit late, so maybe this was covered already >> earlier.. > > It just started, I've quoted everything when cc'ing dri-devel. But good to > have examples

Re: [Intel-gfx] Need your advice: Add a new communication inteface between HD-Audio and Gfx drivers for hotplug notification/ELD update

2014-01-22 Thread Daniel Vetter
On Wed, Jan 22, 2014 at 10:04:14AM -0500, Rob Clark wrote: > sorry to jump into this a bit late, so maybe this was covered already > earlier.. It just started, I've quoted everything when cc'ing dri-devel. But good to have examples outside of x86 (where things are mostly standardized by the Eye o

Re: [Intel-gfx] Need your advice: Add a new communication inteface between HD-Audio and Gfx drivers for hotplug notification/ELD update

2014-01-22 Thread Rob Clark
On Wed, Jan 22, 2014 at 9:18 AM, Daniel Vetter wrote: > On Wed, Jan 22, 2014 at 12:48:04PM +, Lin, Mengdong wrote: >> > -Original Message- >> > From: daniel.vet...@ffwll.ch [mailto:daniel.vet...@ffwll.ch] On Behalf Of >> > Daniel Vetter >> > Sent: Tuesday, January 21, 2014 9:11 PM >> >

Re: [Intel-gfx] Need your advice: Add a new communication inteface between HD-Audio and Gfx drivers for hotplug notification/ELD update

2014-01-22 Thread Daniel Vetter
On Wed, Jan 22, 2014 at 12:48:04PM +, Lin, Mengdong wrote: > > -Original Message- > > From: daniel.vet...@ffwll.ch [mailto:daniel.vet...@ffwll.ch] On Behalf Of > > Daniel Vetter > > Sent: Tuesday, January 21, 2014 9:11 PM > > To: Lin, Mengdong > > Cc: Takashi Iwai (ti...@suse.de); Barne

Re: [Intel-gfx] Need your advice: Add a new communication inteface between HD-Audio and Gfx drivers for hotplug notification/ELD update

2014-01-22 Thread Lin, Mengdong
> -Original Message- > From: daniel.vet...@ffwll.ch [mailto:daniel.vet...@ffwll.ch] On Behalf Of > Daniel Vetter > Sent: Tuesday, January 21, 2014 9:11 PM > To: Lin, Mengdong > Cc: Takashi Iwai (ti...@suse.de); Barnes, Jesse; Zanoni, Paulo R; > alsa-de...@alsa-project.org; intel-gfx@lists.f

Re: [Intel-gfx] Need your advice: Add a new communication inteface between HD-Audio and Gfx drivers for hotplug notification/ELD update

2014-01-21 Thread Daniel Vetter
_Actually_ add dri-devel ... On Tue, Jan 21, 2014 at 2:10 PM, Daniel Vetter wrote: > On Tue, Jan 21, 2014 at 1:35 PM, Lin, Mengdong wrote: >> Dear audio and gfx stakeholders, >> >> >> >> We hope to add a new interface between audio and gfx driver, for gfx driver >> to notify audio about HDMI/DP

Re: [Intel-gfx] Need your advice: Add a new communication inteface between HD-Audio and Gfx drivers for hotplug notification/ELD update

2014-01-21 Thread Daniel Vetter
On Tue, Jan 21, 2014 at 1:35 PM, Lin, Mengdong wrote: > Dear audio and gfx stakeholders, > > > > We hope to add a new interface between audio and gfx driver, for gfx driver > to notify audio about HDMI/DP hot-plug and ELD update. > > Would you please share some comments on the proposal below? > >

[Intel-gfx] Need your advice: Add a new communication inteface between HD-Audio and Gfx drivers for hotplug notification/ELD update

2014-01-21 Thread Lin, Mengdong
Dear audio and gfx stakeholders, We hope to add a new interface between audio and gfx driver, for gfx driver to notify audio about HDMI/DP hot-plug and ELD update. Would you please share some comments on the proposal below? Background of this issue: On Intel Haswell/Broadwell platforms, there is