Re: [Intel-gfx] [PATCH v3 14/16] drm/i915/gen9: Calculate watermarks during atomic 'check'

2016-04-25 Thread Jani Nikula
On Fri, 22 Apr 2016, Matt Roper wrote: > Moving watermark calculation into the check phase will allow us to to > reject display configurations for which there are no valid watermark > values before we start trying to program the hardware (although those > tests will

[Intel-gfx] [PATCH v3 14/16] drm/i915/gen9: Calculate watermarks during atomic 'check'

2016-04-21 Thread Matt Roper
Moving watermark calculation into the check phase will allow us to to reject display configurations for which there are no valid watermark values before we start trying to program the hardware (although those tests will come in a subsequent patch). Another advantage of moving this calculation to