Re: [PATCH v2 2/7] drm/uAPI: Add "active bpc" as feedback channel for "max bpc" drm property

2021-06-14 Thread Mario Kleiner
On Thu, Jun 10, 2021 at 9:55 AM Pekka Paalanen wrote: > > On Tue, 8 Jun 2021 19:43:15 +0200 > Werner Sembach wrote: > > > Add a new general drm property "active bpc" which can be used by graphic > > drivers > > to report the applied bit depth per pixel back to userspace. > > Maybe "bit depth p

Re: [PATCH v2 2/7] drm/uAPI: Add "active bpc" as feedback channel for "max bpc" drm property

2021-06-10 Thread Pekka Paalanen
On Tue, 8 Jun 2021 19:43:15 +0200 Werner Sembach wrote: > Add a new general drm property "active bpc" which can be used by graphic > drivers > to report the applied bit depth per pixel back to userspace. > > While "max bpc" can be used to change the color depth, there was no way to > check >

[PATCH v2 2/7] drm/uAPI: Add "active bpc" as feedback channel for "max bpc" drm property

2021-06-08 Thread Werner Sembach
Add a new general drm property "active bpc" which can be used by graphic drivers to report the applied bit depth per pixel back to userspace. While "max bpc" can be used to change the color depth, there was no way to check which one actually got used. While in theory the driver chooses the best/hi