Re: [PATCH v2 11/11] drm/i915/dp_mst: Enable HBLANK expansion quirk for UHBR rates

2024-04-17 Thread Imre Deak
On Wed, Apr 17, 2024 at 12:39:40PM +0300, Jani Nikula wrote: > On Wed, 17 Apr 2024, Imre Deak wrote: > > Enabling the 5k@60Hz uncompressed mode on the MediaTek/Dell U3224KBA > > monitor results in a blank screen, at least on MTL platforms on UHBR > > link rates with some (<30) uncompressed bpp val

Re: [PATCH v2 11/11] drm/i915/dp_mst: Enable HBLANK expansion quirk for UHBR rates

2024-04-17 Thread Jani Nikula
On Wed, 17 Apr 2024, Imre Deak wrote: > Enabling the 5k@60Hz uncompressed mode on the MediaTek/Dell U3224KBA > monitor results in a blank screen, at least on MTL platforms on UHBR > link rates with some (<30) uncompressed bpp values. Enabling compression > fixes the problem, so do that for now. Wi

[PATCH v2 11/11] drm/i915/dp_mst: Enable HBLANK expansion quirk for UHBR rates

2024-04-16 Thread Imre Deak
Enabling the 5k@60Hz uncompressed mode on the MediaTek/Dell U3224KBA monitor results in a blank screen, at least on MTL platforms on UHBR link rates with some (<30) uncompressed bpp values. Enabling compression fixes the problem, so do that for now. Windows enables DSC always if the sink supports i