Re: [PATCHv7 1/3] drm: add support for DisplayPort CEC-Tunneling-over-AUX

2018-07-02 Thread Hans Verkuil
On 02/07/18 16:55, Ville Syrjälä wrote: > On Thu, Jun 28, 2018 at 09:42:51AM +0200, Hans Verkuil wrote: >> From: Hans Verkuil >> >> This adds support for the DisplayPort CEC-Tunneling-over-AUX >> feature that is part of the DisplayPort 1.3 standard. >> >> Unfortunately, not all DisplayPort/USB-C t

Re: [PATCHv7 1/3] drm: add support for DisplayPort CEC-Tunneling-over-AUX

2018-07-02 Thread Ville Syrjälä
On Thu, Jun 28, 2018 at 09:42:51AM +0200, Hans Verkuil wrote: > From: Hans Verkuil > > This adds support for the DisplayPort CEC-Tunneling-over-AUX > feature that is part of the DisplayPort 1.3 standard. > > Unfortunately, not all DisplayPort/USB-C to HDMI adapters with a > chip that has this ca

[PATCHv7 1/3] drm: add support for DisplayPort CEC-Tunneling-over-AUX

2018-06-28 Thread Hans Verkuil
From: Hans Verkuil This adds support for the DisplayPort CEC-Tunneling-over-AUX feature that is part of the DisplayPort 1.3 standard. Unfortunately, not all DisplayPort/USB-C to HDMI adapters with a chip that has this capability actually hook up the CEC pin, so even though a CEC device is create