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SubjectRe: [PATCH] drm/msm/dpu: Add DSC hardware blocks to register snapshot
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On 1/25/2023 1:13 AM, Marijn Suijten wrote:
> 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>

Huge ack from me,

Reviewed-by: Abhinav Kumar <quic_abhinavk@quicinc.com>

> ---
> 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 ad08fb7e7105..44648da310f2 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->wb[i].len,
> dpu_kms->mmio + cat->wb[i].base, "wb_%d", i);
>
> + /* 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);
> +
> msm_disp_snapshot_add_block(disp_state, cat->mdp[0].len,
> dpu_kms->mmio + cat->mdp[0].base, "top");
>

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