Re: [Intel-gfx] [V3 5/7] drm/i915: Get proper min cdclk if vDSC enabled

2021-07-23 Thread Kulkarni, Vandita
> -Original Message- > From: Lee, Shawn C > Sent: Friday, July 23, 2021 12:36 PM > To: intel-gfx@lists.freedesktop.org > Cc: Nikula, Jani ; ville.syrj...@linux.intel.com; > Kulkarni, Vandita ; Chiou, Cooper > ; Tseng, William ; Lee, > Shawn C ; Jani Nikula > Subject: [V3 5/7] drm/i915: Ge

[Intel-gfx] [V3 5/7] drm/i915: Get proper min cdclk if vDSC enabled

2021-07-22 Thread Lee Shawn C
VDSC engine can process only 1 pixel per Cd clock. In case VDSC is used and max slice count == 1, max supported pixel clock should be 100% of CD clock. Then do min_cdclk and pixel clock comparison to get proper min cdclk. v2: - Check for dsc enable and slice count ==1 then allow to double confir