Re: [PATCH] drm/amd/display: Expose active display color configurations to userspace

2021-05-11 Thread Pekka Paalanen
On Tue, 11 May 2021 12:03:30 +0200 Werner Sembach wrote: > Am 11.05.21 um 10:07 schrieb Pekka Paalanen: > > On Mon, 10 May 2021 17:47:01 -0400 > > Alex Deucher wrote: > > > >> On Fri, May 7, 2021 at 3:27 PM Werner Sembach > >> wrote: > >>> xrandr --prop and other userspace info tools have

Re: [PATCH] drm/amd/display: Expose active display color configurations to userspace

2021-05-11 Thread Werner Sembach
Am 11.05.21 um 10:07 schrieb Pekka Paalanen: > On Mon, 10 May 2021 17:47:01 -0400 > Alex Deucher wrote: > >> On Fri, May 7, 2021 at 3:27 PM Werner Sembach >> wrote: >>> xrandr --prop and other userspace info tools have currently no way of >>> telling which color configuration is used on HDMI and

Re: [PATCH] drm/amd/display: Expose active display color configurations to userspace

2021-05-11 Thread Pekka Paalanen
On Mon, 10 May 2021 17:47:01 -0400 Alex Deucher wrote: > On Fri, May 7, 2021 at 3:27 PM Werner Sembach > wrote: > > > > xrandr --prop and other userspace info tools have currently no way of > > telling which color configuration is used on HDMI and DP ports. > > > > The ongoing transsition from

Re: [PATCH] drm/amd/display: Expose active display color configurations to userspace

2021-05-10 Thread Alex Deucher
On Fri, May 7, 2021 at 3:27 PM Werner Sembach wrote: > > xrandr --prop and other userspace info tools have currently no way of > telling which color configuration is used on HDMI and DP ports. > > The ongoing transsition from HDMI 1.4 to 2.0 and the different bandwidth > requirements of YCbCr 4:2:

[PATCH] drm/amd/display: Expose active display color configurations to userspace

2021-05-07 Thread Werner Sembach
xrandr --prop and other userspace info tools have currently no way of telling which color configuration is used on HDMI and DP ports. The ongoing transsition from HDMI 1.4 to 2.0 and the different bandwidth requirements of YCbCr 4:2:0 and RGB color format raise different incompatibilities. Having