Re: [RFC v2 1/8] drm/i915/dp: Program source OUI on eDP panels

2020-11-30 Thread Lyude Paul
On Thu, 2020-11-26 at 12:51 +0200, Jani Nikula wrote: > On Wed, 16 Sep 2020, Lyude Paul wrote: > > Since we're about to start adding support for Intel's magic HDR > > backlight interface over DPCD, we need to ensure we're properly > > programming this field so that Intel specific sink services

Re: [RFC v2 1/8] drm/i915/dp: Program source OUI on eDP panels

2020-11-26 Thread Jani Nikula
On Wed, 16 Sep 2020, Lyude Paul wrote: > Since we're about to start adding support for Intel's magic HDR > backlight interface over DPCD, we need to ensure we're properly > programming this field so that Intel specific sink services are exposed. > Otherwise, 0x300-0x3ff will just read zeroes. > >

Re: [RFC v2 1/8] drm/i915/dp: Program source OUI on eDP panels

2020-10-16 Thread Vasily Khoruzhick
On Wed, Sep 16, 2020 at 10:19 AM Lyude Paul wrote: > > Since we're about to start adding support for Intel's magic HDR > backlight interface over DPCD, we need to ensure we're properly > programming this field so that Intel specific sink services are exposed. > Otherwise, 0x300-0x3ff will just

Re: [RFC v2 1/8] drm/i915/dp: Program source OUI on eDP panels

2020-10-15 Thread Rodrigo Vivi
On Wed, Sep 16, 2020 at 01:18:48PM -0400, Lyude Paul wrote: > Since we're about to start adding support for Intel's magic HDR > backlight interface over DPCD, we need to ensure we're properly > programming this field so that Intel specific sink services are exposed. > Otherwise, 0x300-0x3ff will

[RFC v2 1/8] drm/i915/dp: Program source OUI on eDP panels

2020-09-16 Thread Lyude Paul
Since we're about to start adding support for Intel's magic HDR backlight interface over DPCD, we need to ensure we're properly programming this field so that Intel specific sink services are exposed. Otherwise, 0x300-0x3ff will just read zeroes. We also take care not to reprogram the source OUI