Re: [PATCH] drm/msm/dpu: Only enable DSC_MODE_MULTIPLEX if dsc_merge is enabled

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On Sun, 4 Feb 2024 at 18:45, Marijn Suijten
<marijn.suijten@xxxxxxxxxxxxxx> wrote:
> When the topology calls for two interfaces on the current fixed topology
> of 2 DSC blocks, or uses 1 DSC block for a single interface (e.g. SC7280
> with only one DSC block), there should be no merging of DSC output.
> This is already represented by the return value of
> dpu_encoder_use_dsc_merge(), but not yet used to correctly configure
> this flag.
> Fixes: 58dca9810749 ("drm/msm/disp/dpu1: Add support for DSC in encoder")
> Signed-off-by: Marijn Suijten <marijn.suijten@xxxxxxxxxxxxxx>
> ---
> Note that more changes are needed to properly support the proposed 2:2:2
> and 1:1:1 topology (in contrast to the already-supported 2:2:1 topology),
> but this could be a trivial patch to get going separately before all that
> extra work is done.
> ---
>  drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c | 4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx>

With best wishes

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