diff mbox series

[09/21] drm/msm/dpu: add devcoredumps for cwb registers

Message ID 20240829-concurrent-wb-v1-9-502b16ae2ebb@quicinc.com
State Superseded
Headers show
Series drm/msm/dpu: Add Concurrent Writeback Support for DPU 10.x+ | expand

Commit Message

Jessica Zhang Aug. 29, 2024, 8:48 p.m. UTC 
From: Esha Bharadwaj <quic_ebharadw@quicinc.com>

Implement instance of snapshot function to dump new registers used
for cwb

Signed-off-by: Esha Bharadwaj <quic_ebharadw@quicinc.com>
Signed-off-by: Jessica Zhang <quic_jesszhan@quicinc.com>
---
 drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c | 5 +++++
 1 file changed, 5 insertions(+)

Comments

Dmitry Baryshkov Aug. 30, 2024, 5:02 p.m. UTC | #1 
On Thu, Aug 29, 2024 at 01:48:30PM GMT, Jessica Zhang wrote:
> From: Esha Bharadwaj <quic_ebharadw@quicinc.com>
> 
> Implement instance of snapshot function to dump new registers used
> for cwb
> 
> Signed-off-by: Esha Bharadwaj <quic_ebharadw@quicinc.com>
> Signed-off-by: Jessica Zhang <quic_jesszhan@quicinc.com>
> ---
>  drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c | 5 +++++
>  1 file changed, 5 insertions(+)
> 

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
diff mbox series

Patch

diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
index d1e2143110f2..87526d3c224a 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
@@ -989,6 +989,11 @@  static void dpu_kms_mdp_snapshot(struct msm_disp_state *disp_state, struct msm_k
 				dpu_kms->mmio + cat->mdp[0].base, "top");
 	}
 
+	/* dump CWB sub-blocks HW regs info */
+	for (i = 0; i < cat->cwb_count; i++)
+		msm_disp_snapshot_add_block(disp_state, cat->cwb[i].len,
+					    dpu_kms->mmio + cat->cwb[i].base, cat->cwb[i].name);
+
 	/* dump DSC sub-blocks HW regs info */
 	for (i = 0; i < cat->dsc_count; i++) {
 		base = dpu_kms->mmio + cat->dsc[i].base;