[Freedreno] [PATCH v4 07/22] drm/msm/dpu: Set PINGPONG block length to zero for DPU >= 7.0.0

[Abhinav Kumar]

On 4/26/2023 3:37 PM, Marijn Suijten wrote:
> Despite downstream DTS stating otherwise, the PINGPONG block has no
> registers starting with DPU revision 7.0.0.  TEAR registers are gone
> since DPU 5.0.0 after being moved to the INTF block, and DSC registers
> are gone since 7.0.0, leaving only the dither sub-block.
> 
> A future patch, part of the DSC 1.2 series, should disable DSC functions
> on the PINGPONG block for all DPU >= 7.0.0 hardware.

Noted

> 
> Fixes: 4a352c2fc15a ("drm/msm/dpu: Introduce SC8280XP")
> Fixes: 0e91bcbb0016 ("drm/msm/dpu: Add SM8350 to hw catalog")
> Fixes: 100d7ef6995d ("drm/msm/dpu: add support for SM8450")
> Signed-off-by: Marijn Suijten <marijn.suijten at somainline.org>
> ---

Reviewed-by: Abhinav Kumar <quic_abhinavk at quicinc.com>