Re: [RFC PATCH 7/7] drm/i915: add DisplayPort CEC-Tunneling-over-AUX support

2017-05-31 Thread Hans Verkuil
On 05/31/2017 01:25 AM, Clint Taylor wrote: On 05/30/2017 02:29 PM, Hans Verkuil wrote: On 05/30/2017 10:32 PM, Clint Taylor wrote: On 05/30/2017 09:54 AM, Hans Verkuil wrote: On 05/30/2017 06:49 PM, Hans Verkuil wrote: On 05/30/2017 04:19 PM, Clint Taylor wrote: On 05/30/2017 12:11

Re: [RFC PATCH 7/7] drm/i915: add DisplayPort CEC-Tunneling-over-AUX support

2017-05-30 Thread Clint Taylor
On 05/30/2017 02:29 PM, Hans Verkuil wrote: On 05/30/2017 10:32 PM, Clint Taylor wrote: On 05/30/2017 09:54 AM, Hans Verkuil wrote: On 05/30/2017 06:49 PM, Hans Verkuil wrote: On 05/30/2017 04:19 PM, Clint Taylor wrote: On 05/30/2017 12:11 AM, Jani Nikula wrote: On Tue, 30 May 2017,

Re: [RFC PATCH 7/7] drm/i915: add DisplayPort CEC-Tunneling-over-AUX support

2017-05-30 Thread Hans Verkuil
On 05/30/2017 10:32 PM, Clint Taylor wrote: On 05/30/2017 09:54 AM, Hans Verkuil wrote: On 05/30/2017 06:49 PM, Hans Verkuil wrote: On 05/30/2017 04:19 PM, Clint Taylor wrote: On 05/30/2017 12:11 AM, Jani Nikula wrote: On Tue, 30 May 2017, Hans Verkuil wrote: On

Re: [RFC PATCH 7/7] drm/i915: add DisplayPort CEC-Tunneling-over-AUX support

2017-05-30 Thread Clint Taylor
On 05/30/2017 09:54 AM, Hans Verkuil wrote: On 05/30/2017 06:49 PM, Hans Verkuil wrote: On 05/30/2017 04:19 PM, Clint Taylor wrote: On 05/30/2017 12:11 AM, Jani Nikula wrote: On Tue, 30 May 2017, Hans Verkuil wrote: On 05/29/2017 09:00 PM, Daniel Vetter wrote: On

Re: [RFC PATCH 7/7] drm/i915: add DisplayPort CEC-Tunneling-over-AUX support

2017-05-30 Thread Clint Taylor
On 05/30/2017 09:49 AM, Hans Verkuil wrote: On 05/30/2017 04:19 PM, Clint Taylor wrote: On 05/30/2017 12:11 AM, Jani Nikula wrote: On Tue, 30 May 2017, Hans Verkuil wrote: On 05/29/2017 09:00 PM, Daniel Vetter wrote: On Fri, May 26, 2017 at 12:20:48PM +0200, Hans

Re: [RFC PATCH 7/7] drm/i915: add DisplayPort CEC-Tunneling-over-AUX support

2017-05-30 Thread Hans Verkuil
On 05/30/2017 06:49 PM, Hans Verkuil wrote: On 05/30/2017 04:19 PM, Clint Taylor wrote: On 05/30/2017 12:11 AM, Jani Nikula wrote: On Tue, 30 May 2017, Hans Verkuil wrote: On 05/29/2017 09:00 PM, Daniel Vetter wrote: On Fri, May 26, 2017 at 12:20:48PM +0200, Hans

Re: [RFC PATCH 7/7] drm/i915: add DisplayPort CEC-Tunneling-over-AUX support

2017-05-30 Thread Hans Verkuil
On 05/30/2017 04:19 PM, Clint Taylor wrote: On 05/30/2017 12:11 AM, Jani Nikula wrote: On Tue, 30 May 2017, Hans Verkuil wrote: On 05/29/2017 09:00 PM, Daniel Vetter wrote: On Fri, May 26, 2017 at 12:20:48PM +0200, Hans Verkuil wrote: On 05/26/2017 09:15 AM, Daniel

Re: [RFC PATCH 7/7] drm/i915: add DisplayPort CEC-Tunneling-over-AUX support

2017-05-30 Thread Clint Taylor
On 05/30/2017 12:11 AM, Jani Nikula wrote: On Tue, 30 May 2017, Hans Verkuil wrote: On 05/29/2017 09:00 PM, Daniel Vetter wrote: On Fri, May 26, 2017 at 12:20:48PM +0200, Hans Verkuil wrote: On 05/26/2017 09:15 AM, Daniel Vetter wrote: Did you look into also wiring

Re: [RFC PATCH 7/7] drm/i915: add DisplayPort CEC-Tunneling-over-AUX support

2017-05-30 Thread Jani Nikula
On Tue, 30 May 2017, Hans Verkuil wrote: > On 05/29/2017 09:00 PM, Daniel Vetter wrote: >> On Fri, May 26, 2017 at 12:20:48PM +0200, Hans Verkuil wrote: >>> On 05/26/2017 09:15 AM, Daniel Vetter wrote: Did you look into also wiring this up for dp mst chains? >>> >>> Isn't

Re: [RFC PATCH 7/7] drm/i915: add DisplayPort CEC-Tunneling-over-AUX support

2017-05-30 Thread Hans Verkuil
On 05/29/2017 09:00 PM, Daniel Vetter wrote: On Fri, May 26, 2017 at 12:20:48PM +0200, Hans Verkuil wrote: On 05/26/2017 09:15 AM, Daniel Vetter wrote: Did you look into also wiring this up for dp mst chains? Isn't this sufficient? I have no way of testing mst chains. I think I need some

Re: [RFC PATCH 7/7] drm/i915: add DisplayPort CEC-Tunneling-over-AUX support

2017-05-29 Thread Daniel Vetter
On Fri, May 26, 2017 at 12:20:48PM +0200, Hans Verkuil wrote: > On 05/26/2017 09:15 AM, Daniel Vetter wrote: > > On Thu, May 25, 2017 at 05:06:26PM +0200, Hans Verkuil wrote: > >> From: Hans Verkuil > >> > >> Implement support for this DisplayPort feature. > >> > >> The

Re: [RFC PATCH 7/7] drm/i915: add DisplayPort CEC-Tunneling-over-AUX support

2017-05-26 Thread Hans Verkuil
On 05/26/2017 09:15 AM, Daniel Vetter wrote: > On Thu, May 25, 2017 at 05:06:26PM +0200, Hans Verkuil wrote: >> From: Hans Verkuil >> >> Implement support for this DisplayPort feature. >> >> The cec device is created whenever it detects an adapter that >> has this feature.

Re: [RFC PATCH 7/7] drm/i915: add DisplayPort CEC-Tunneling-over-AUX support

2017-05-26 Thread Hans Verkuil
On 05/26/2017 12:13 PM, Jani Nikula wrote: > On Thu, 25 May 2017, Hans Verkuil wrote: >> @@ -4179,6 +4181,33 @@ intel_dp_check_mst_status(struct intel_dp *intel_dp) >> return -EINVAL; >> } >> >> +static bool >> +intel_dp_check_cec_status(struct intel_dp *intel_dp) >>

Re: [RFC PATCH 7/7] drm/i915: add DisplayPort CEC-Tunneling-over-AUX support

2017-05-26 Thread Jani Nikula
On Thu, 25 May 2017, Hans Verkuil wrote: > @@ -4179,6 +4181,33 @@ intel_dp_check_mst_status(struct intel_dp *intel_dp) > return -EINVAL; > } > > +static bool > +intel_dp_check_cec_status(struct intel_dp *intel_dp) > +{ > + bool handled = false; > + > + for

Re: [RFC PATCH 7/7] drm/i915: add DisplayPort CEC-Tunneling-over-AUX support

2017-05-26 Thread Daniel Vetter
On Thu, May 25, 2017 at 05:06:26PM +0200, Hans Verkuil wrote: > From: Hans Verkuil > > Implement support for this DisplayPort feature. > > The cec device is created whenever it detects an adapter that > has this feature. It is only removed when a new adapter is connected

[RFC PATCH 7/7] drm/i915: add DisplayPort CEC-Tunneling-over-AUX support

2017-05-25 Thread Hans Verkuil
From: Hans Verkuil Implement support for this DisplayPort feature. The cec device is created whenever it detects an adapter that has this feature. It is only removed when a new adapter is connected that does not support this. If a new adapter is connected that has