Re: [PATCH 12/12] drm/msm/dpu: add writeback blocks to the display snapshot

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On 05/02/2022 00:17, Abhinav Kumar wrote:
Add writeback block information while capturing the display
snapshot.

Signed-off-by: Abhinav Kumar <quic_abhinavk@xxxxxxxxxxx>

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

---
  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 6327ba9..e227b35 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
@@ -987,6 +987,11 @@ static void dpu_kms_mdp_snapshot(struct msm_disp_state *disp_state, struct msm_k
  		msm_disp_snapshot_add_block(disp_state, cat->mixer[i].len,
  				dpu_kms->mmio + cat->mixer[i].base, "lm_%d", i);
+ /* dump WB sub-blocks HW regs info */
+	for (i = 0; i < cat->wb_count; i++)
+		msm_disp_snapshot_add_block(disp_state, cat->wb[i].len,
+				dpu_kms->mmio + cat->wb[i].base, "wb_%d", i);
+
  	msm_disp_snapshot_add_block(disp_state, top->hw.length,
  			dpu_kms->mmio + top->hw.blk_off, "top");


--
With best wishes
Dmitry



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