linux-kernel - [PATCH v2 16/16] drm/msm/dpu: add cdm blocks to dpu snapshot

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Date:   Thu, 7 Dec 2023 21:06:41 -0800
From:   Abhinav Kumar <quic_abhinavk@...cinc.com>
To:     <freedreno@...ts.freedesktop.org>, Rob Clark <robdclark@...il.com>,
        Abhinav Kumar <quic_abhinavk@...cinc.com>,
        Dmitry Baryshkov <dmitry.baryshkov@...aro.org>,
        Sean Paul <sean@...rly.run>,
        Marijn Suijten <marijn.suijten@...ainline.org>,
        David Airlie <airlied@...il.com>,
        "Daniel Vetter" <daniel@...ll.ch>
CC:     <dri-devel@...ts.freedesktop.org>, <quic_jesszhan@...cinc.com>,
        <quic_parellan@...cinc.com>, <linux-arm-msm@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>
Subject: [PATCH v2 16/16] drm/msm/dpu: add cdm blocks to dpu snapshot

Now that CDM block support has been added to DPU lets also add its
entry to the DPU snapshot to help debugging.

Signed-off-by: Abhinav Kumar <quic_abhinavk@...cinc.com>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
---
 drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
index dc24fe4bb3b0..59647ad19906 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
@@ -947,6 +947,10 @@ static void dpu_kms_mdp_snapshot(struct msm_disp_state *disp_state, struct msm_k
 		}
 	}
 
+	if (cat->cdm)
+		msm_disp_snapshot_add_block(disp_state, cat->cdm->len,
+					    dpu_kms->mmio + cat->cdm->base, cat->cdm->name);
+
 	pm_runtime_put_sync(&dpu_kms->pdev->dev);
 }
 
-- 
2.40.1