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    Subject[PATCH AUTOSEL 6.2 33/60] drm/msm/dpu: Add DSC hardware blocks to register snapshot
    Date
    From: Marijn Suijten <marijn.suijten@somainline.org>

    [ Upstream commit a7efe60e36b9c0e966d7f82ac90a89b591d984e9 ]

    Add missing DSC hardware block register ranges to the snapshot utility
    to include them in dmesg (on MSM_DISP_SNAPSHOT_DUMP_IN_CONSOLE) and the
    kms debugfs file.

    Signed-off-by: Marijn Suijten <marijn.suijten@somainline.org>
    Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
    Reviewed-by: Abhinav Kumar <quic_abhinavk@quicinc.com>
    Patchwork: https://patchwork.freedesktop.org/patch/520175/
    Link: https://lore.kernel.org/r/20230125101412.216924-1-marijn.suijten@somainline.org
    Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
    Signed-off-by: Sasha Levin <sashal@kernel.org>
    ---
    drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c | 5 +++++
    1 file changed, 5 insertions(+)

    diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
    index b71199511a52d..09757166a064a 100644
    --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
    +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
    @@ -930,6 +930,11 @@ static void dpu_kms_mdp_snapshot(struct msm_disp_state *disp_state, struct msm_k
    msm_disp_snapshot_add_block(disp_state, cat->mdp[0].len,
    dpu_kms->mmio + cat->mdp[0].base, "top");

    + /* dump DSC sub-blocks HW regs info */
    + for (i = 0; i < cat->dsc_count; i++)
    + msm_disp_snapshot_add_block(disp_state, cat->dsc[i].len,
    + dpu_kms->mmio + cat->dsc[i].base, "dsc_%d", i);
    +
    pm_runtime_put_sync(&dpu_kms->pdev->dev);
    }

    --
    2.39.0
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