From: Marijn Suijten <marijn.suij...@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.suij...@somainline.org>
Reviewed-by: Neil Armstrong <neil.armstr...@linaro.org>
Reviewed-by: Abhinav Kumar <quic_abhin...@quicinc.com>
Patchwork: https://patchwork.freedesktop.org/patch/520175/
Link: 
https://lore.kernel.org/r/20230125101412.216924-1-marijn.suij...@somainline.org
Signed-off-by: Dmitry Baryshkov <dmitry.barysh...@linaro.org>
Signed-off-by: Sasha Levin <sas...@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 5e6e2626151e8..b7901b666612a 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
@@ -942,6 +942,11 @@ 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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