Re: [PATCH 2/4] drm/uAPI: Add "active bpc" as feedback channel for "max bpc" drm property

2021-06-07 Thread Ville Syrjälä
On Mon, Jun 07, 2021 at 08:46:47AM +0200, Werner Sembach wrote: > > Am 04.06.21 um 19:26 schrieb Ville Syrjälä: > > On Fri, Jun 04, 2021 at 07:17:21PM +0200, Werner Sembach wrote: > >> Add a new general drm property "active bpc" which can be used by graphic > >> drivers > >> to report the applied

Re: [PATCH 2/4] drm/uAPI: Add "active bpc" as feedback channel for "max bpc" drm property

2021-06-07 Thread Werner Sembach
Am 07.06.21 um 09:52 schrieb Pekka Paalanen: On Fri, 4 Jun 2021 19:17:21 +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

Re: [PATCH 2/4] drm/uAPI: Add "active bpc" as feedback channel for "max bpc" drm property

2021-06-07 Thread Werner Sembach
Am 07.06.21 um 09:40 schrieb Maxime Ripard: Hi, On Fri, Jun 04, 2021 at 07:17:21PM +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. Just a heads up, we'll need an open so

Re: [PATCH 2/4] drm/uAPI: Add "active bpc" as feedback channel for "max bpc" drm property

2021-06-07 Thread Pekka Paalanen
On Fri, 4 Jun 2021 19:17:21 +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 >

Re: [PATCH 2/4] drm/uAPI: Add "active bpc" as feedback channel for "max bpc" drm property

2021-06-07 Thread Maxime Ripard
Hi, On Fri, Jun 04, 2021 at 07:17:21PM +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. Just a heads up, we'll need an open source project that has accepted it before m

Re: [PATCH 2/4] drm/uAPI: Add "active bpc" as feedback channel for "max bpc" drm property

2021-06-06 Thread Werner Sembach
Am 04.06.21 um 19:26 schrieb Ville Syrjälä: On Fri, Jun 04, 2021 at 07:17:21PM +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 c

Re: [PATCH 2/4] drm/uAPI: Add "active bpc" as feedback channel for "max bpc" drm property

2021-06-04 Thread Ville Syrjälä
On Fri, Jun 04, 2021 at 07:17:21PM +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 > che

[PATCH 2/4] drm/uAPI: Add "active bpc" as feedback channel for "max bpc" drm property

2021-06-04 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