[PATCH 1/3] drm/msm/dpu: Add DPU_INTF_DATABUS_WIDEN feature flag for DPU >= 5.0

Abhinav Kumar quic_abhinavk at quicinc.com
Fri Jun 16 21:06:47 UTC 2023



On 6/14/2023 3:49 PM, Marijn Suijten wrote:
> On 2023-06-14 14:23:38, Marijn Suijten wrote:
> <snip>
>> Tested this on SM8350 which actually has DSI 2.5, and it is also
>> corrupted with this series so something else on this series might be
>> broken.
> 
> Never mind, this was a bad conflict-resolve.  Jessica's original
> BURST_MODE patch was RMW'ing MDP_CTRL2, but the upstreamed patch was
> only writing, and the way I conflict-resolved that caused the write of
> BURST_MODE to overwrite the RMW DATABUS_WIDEN.
> 
> If both are moved to dsi_ctrl_config(), we could do a read, add both
> flags in conditionally, and write.
> 

So just to confirm, there is no issue on your 8350 setup with widebus 
enabled right?

> - Marijn


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