[PATCH v4 16/19] drm/msm/dpu: modify encoder programming for CDM over DP

[Dmitry Baryshkov]

On Sat, 17 Feb 2024 at 01:03, Paloma Arellano <quic_parellan at quicinc.com> wrote:
>
> Adjust the encoder format programming in the case of video mode for DP
> to accommodate CDM related changes.
>
> Changes in v4:
>         - Remove hw_cdm check in dpu_encoder_needs_periph_flush()
>         - Remove hw_cdm check when getting the fmt_fourcc in
>           dpu_encoder_phys_vid_enable()
>
> Changes in v2:
>         - Move timing engine programming to a separate patch from this
>           one
>         - Move update_pending_flush_periph() invocation completely to
>           this patch
>         - Change the logic of dpu_encoder_get_drm_fmt() so that it only
>           calls drm_mode_is_420_only() instead of doing additional
>           unnecessary checks
>         - Create new functions msm_dp_needs_periph_flush() and it's
>           supporting function dpu_encoder_needs_periph_flush() to check
>           if the mode is YUV420 and VSC SDP is enabled before doing a
>           peripheral flush
>
> Signed-off-by: Paloma Arellano <quic_parellan at quicinc.com>
> ---
>  drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c   | 35 +++++++++++++++++++
>  .../gpu/drm/msm/disp/dpu1/dpu_encoder_phys.h  | 13 +++++++
>  .../drm/msm/disp/dpu1/dpu_encoder_phys_vid.c  | 16 +++++++++
>  drivers/gpu/drm/msm/dp/dp_display.c           | 18 ++++++++++
>  drivers/gpu/drm/msm/msm_drv.h                 | 17 ++++++++-
>  5 files changed, 98 insertions(+), 1 deletion(-)
>

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov at linaro.org>


-- 
With best wishes
Dmitry