[RFT PATCH v2 0/4] drm/msm/dpu: enable writeback on the other platforms

Abhinav Kumar quic_abhinavk at quicinc.com
Tue Dec 12 00:30:16 UTC 2023



On 12/2/2023 4:31 PM, Dmitry Baryshkov wrote:
> I was not able to test it on my own, this is a call for testing for the
> owners of these platforms. The git version of modetest now fully
> supports writeback.
> 
> Use libdrm >= 2.4.117, run modetest -ac to determine the writeback
> connector, cat /sys/kernel/debug/dri/0/state to determine
> spare CRTC and plane, then run something like:
> 
> modetest -M msm -a -s 36 at 85:1024x768 -o test.d -P 79 at 85:1024x768
> 
> where 36 is the Writeback connector id, 85 is CRTC and 79 is the plane.
> 
> Then press Enter and check the test.d file for the raw image dump.
> 
> Changes since v1:
> - Fixed the DPU_CLK_CTRL_WB2 definition
> 

I think this series needs to be re-based as WB_SDM845_MASK is no longer 
present in msm-next and 3/4 patches in this series use that.

> Dmitry Baryshkov (4):
>    drm/msm/dpu: enable writeback on SM8150
>    drm/msm/dpu: enable writeback on SC8108X
>    drm/msm/dpu: enable writeback on SM6125
>    drm/msm/dpu: enable writeback on SM6350
> 
>   .../drm/msm/disp/dpu1/catalog/dpu_5_0_sm8150.h | 18 ++++++++++++++++++
>   .../msm/disp/dpu1/catalog/dpu_5_1_sc8180x.h    | 18 ++++++++++++++++++
>   .../drm/msm/disp/dpu1/catalog/dpu_5_4_sm6125.h | 18 ++++++++++++++++++
>   .../drm/msm/disp/dpu1/catalog/dpu_6_4_sm6350.h | 18 ++++++++++++++++++
>   4 files changed, 72 insertions(+)
> 


More information about the dri-devel mailing list