Re: [v2] drm/msm/disp/dpu1: add safe lut config in dpu driver
From: Stephen Boyd
Date: Tue Aug 03 2021 - 16:13:14 EST
Quoting Kalyan Thota (2021-08-03 03:41:47)
> Add safe lut configuration for all the targets in dpu
> driver as per QOS recommendation.
> Issue reported on SC7280:
> With wait-for-safe feature in smmu enabled, RT client
> buffer levels are checked to be safe before smmu invalidation.
> Since display was always set to unsafe it was delaying the
> invalidaiton process thus impacting the performance on NRT clients
> such as eMMC and NVMe.
> Validated this change on SC7280, With this change eMMC performance
> has improved significantly.
> Changes in v1:
> - Add fixes tag (Sai)
> - CC stable kernel (Dimtry)
> Fixes: cfacf946a464d4(drm/msm/disp/dpu1: add support for display for SC7280 target)
This is wrong format and commit hash
Fixes: 591e34a091d1 ("drm/msm/disp/dpu1: add support for display for
> Signed-off-by: Kalyan Thota <kalyan_t@xxxxxxxxxxxxxx>
> Tested-by: Sai Prakash Ranjan <saiprakash.ranjan@xxxxxxxxxxxxxx> (sc7280, sc7180)