Re: [Intel-gfx] [PATCH] drm/i915/dg2: Incorporate Wa_16014892111 into DRAW_WATERMARK tuning

2022-08-26 Thread Balasubramani Vivekanandan
On 23.08.2022 13:24, Matt Roper wrote: > Although register tuning settings are generally implemented via the > workaround infrastructure, it turns out that the DRAW_WATERMARK register > is not properly saved/restored by hardware around power events (i.e., > RC6 entry) so updates to the value

[PATCH] drm/i915/dg2: Incorporate Wa_16014892111 into DRAW_WATERMARK tuning

2022-08-23 Thread Matt Roper
Although register tuning settings are generally implemented via the workaround infrastructure, it turns out that the DRAW_WATERMARK register is not properly saved/restored by hardware around power events (i.e., RC6 entry) so updates to the value cannot be applied in the usual manner. New