Re: [Intel-gfx] [alsa-devel] [RFC] set up an sync channel between audio and display driver (i.e. ALSA and DRM)

2014-06-03 Thread Daniel Vetter
On Tue, Jun 03, 2014 at 01:42:03AM +, Lin, Mengdong wrote: -Original Message- From: Daniel Vetter [mailto:daniel.vet...@ffwll.ch] Hi Daniel, Would you please share more info about your idea? - What would be an avsink device represent here? E.g. on Intel

Re: [Intel-gfx] [alsa-devel] [RFC] set up an sync channel between audio and display driver (i.e. ALSA and DRM)

2014-06-02 Thread Lin, Mengdong
-Original Message- From: Daniel Vetter [mailto:daniel.vet...@ffwll.ch] Hi Daniel, Would you please share more info about your idea? - What would be an avsink device represent here? E.g. on Intel platforms, will the whole display device have a child avsink device or

Re: [Intel-gfx] [alsa-devel] [RFC] set up an sync channel between audio and display driver (i.e. ALSA and DRM)

2014-05-22 Thread Lin, Mengdong
-Original Message- From: Vetter, Daniel Sent: Tuesday, May 20, 2014 11:08 PM On 20/05/2014 16:57, Thierry Reding wrote: On Tue, May 20, 2014 at 04:45:56PM +0200, Daniel Vetter wrote: On Tue, May 20, 2014 at 4:29 PM, Imre Deakimre.d...@intel.com wrote: On Tue, 2014-05-20 at

Re: [Intel-gfx] [alsa-devel] [RFC] set up an sync channel between audio and display driver (i.e. ALSA and DRM)

2014-05-22 Thread Daniel Vetter
On Thu, May 22, 2014 at 02:59:56PM +, Lin, Mengdong wrote: -Original Message- From: Vetter, Daniel Sent: Tuesday, May 20, 2014 11:08 PM On 20/05/2014 16:57, Thierry Reding wrote: On Tue, May 20, 2014 at 04:45:56PM +0200, Daniel Vetter wrote: On Tue, May 20, 2014 at

Re: [Intel-gfx] [alsa-devel] [RFC] set up an sync channel between audio and display driver (i.e. ALSA and DRM)

2014-05-21 Thread Raymond Yau
This RFC is based on previous discussion to set up a generic communication channel between display and audio driver and an internal design of Intel MCG/VPG HDMI audio driver. It's still an initial draft and your advice would be appreciated to improve the design. The basic idea is to

Re: [Intel-gfx] [alsa-devel] [RFC] set up an sync channel between audio and display driver (i.e. ALSA and DRM)

2014-05-20 Thread Jaroslav Kysela
Date 20.5.2014 14:43, Thierry Reding wrote: On Tue, May 20, 2014 at 12:04:38PM +0200, Daniel Vetter wrote: Also adding dri-devel and linux-media. Please don't forget these lists for the next round. -Daniel On Tue, May 20, 2014 at 12:02:04PM +0200, Daniel Vetter wrote: Adding Greg just as an

Re: [Intel-gfx] [alsa-devel] [RFC] set up an sync channel between audio and display driver (i.e. ALSA and DRM)

2014-05-20 Thread Thierry Reding
On Tue, May 20, 2014 at 04:45:56PM +0200, Daniel Vetter wrote: On Tue, May 20, 2014 at 4:29 PM, Imre Deak imre.d...@intel.com wrote: On Tue, 2014-05-20 at 05:52 +0300, Lin, Mengdong wrote: This RFC is based on previous discussion to set up a generic communication channel between display and

Re: [Intel-gfx] [alsa-devel] [RFC] set up an sync channel between audio and display driver (i.e. ALSA and DRM)

2014-05-20 Thread Daniel Vetter
On 20/05/2014 16:57, Thierry Reding wrote: On Tue, May 20, 2014 at 04:45:56PM +0200, Daniel Vetter wrote: On Tue, May 20, 2014 at 4:29 PM, Imre Deakimre.d...@intel.com wrote: On Tue, 2014-05-20 at 05:52 +0300, Lin, Mengdong wrote: This RFC is based on previous discussion to set up a

Re: [Intel-gfx] [alsa-devel] [RFC] set up an sync channel between audio and display driver (i.e. ALSA and DRM)

2014-05-20 Thread Thierry Reding
On Tue, May 20, 2014 at 05:07:51PM +0200, Daniel Vetter wrote: On 20/05/2014 16:57, Thierry Reding wrote: On Tue, May 20, 2014 at 04:45:56PM +0200, Daniel Vetter wrote: On Tue, May 20, 2014 at 4:29 PM, Imre Deakimre.d...@intel.com wrote: On Tue, 2014-05-20 at 05:52 +0300, Lin, Mengdong

Re: [Intel-gfx] [alsa-devel] [RFC] set up an sync channel between audio and display driver (i.e. ALSA and DRM)

2014-05-20 Thread Daniel Vetter
On Tue, May 20, 2014 at 5:15 PM, Thierry Reding thierry.red...@gmail.com wrote: The component/master helpers don't allow you to do that. Essentially what it does is provide a way to glue together multiple devices (the components) to produce a meta-device (the master). What you get is a pair of