drm/msm/disp/dpu: get timing engine status from intf status register

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Recommended way of reading the interface timing gen status is via
status register. Timing gen status register will give a reliable status
of the interface especially during ON/OFF transitions. This support was
added from DPU version 5.0.0.

Signed-off-by: Vinod Polimera <quic_vpolimer@quicinc.com>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Patchwork: https://patchwork.freedesktop.org/patch/524724/
Link: https://lore.kernel.org/r/1677774797-31063-6-git-send-email-quic_vpolimer@quicinc.com
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>

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Vinod Polimera 2023-03-02 22:03:08 +05:30 • committed by Dmitry Baryshkov

parent b697569384

commit e3969eadc8

3 changed files with 16 additions and 7 deletions

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3

drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.c

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12

drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.h

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8

drivers/gpu/drm/msm/disp/dpu1/dpu_hw_intf.c

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