linux-kernel - [PATCH] drm/msm/dpu: Fill in min_prefill

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Message-Id: <20250610-topic-dpu_8180_mpl-v1-1-f480cd22f11c@oss.qualcomm.com>
Date: Tue, 10 Jun 2025 14:50:03 +0200
From: Konrad Dybcio <konradybcio@...nel.org>
To: Rob Clark <robin.clark@....qualcomm.com>, 
 Dmitry Baryshkov <lumag@...nel.org>, 
 Abhinav Kumar <abhinav.kumar@...ux.dev>, 
 Jessica Zhang <jessica.zhang@....qualcomm.com>, Sean Paul <sean@...rly.run>, 
 David Airlie <airlied@...il.com>, Simona Vetter <simona@...ll.ch>
Cc: Marijn Suijten <marijn.suijten@...ainline.org>, 
 linux-arm-msm@...r.kernel.org, dri-devel@...ts.freedesktop.org, 
 freedreno@...ts.freedesktop.org, linux-kernel@...r.kernel.org, 
 Konrad Dybcio <konrad.dybcio@....qualcomm.com>
Subject: [PATCH] drm/msm/dpu: Fill in min_prefill_lines for SC8180X

From: Konrad Dybcio <konrad.dybcio@....qualcomm.com>

Based on the downstream release, predictably same value as for SM8150.

Signed-off-by: Konrad Dybcio <konrad.dybcio@....qualcomm.com>
---
 drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_5_1_sc8180x.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_5_1_sc8180x.h b/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_5_1_sc8180x.h
index d6f8b1030c68a428a144428b422b63b960c2fdba..6c04f41f9bacc3be2d2259d3b3e2099934f473f7 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_5_1_sc8180x.h
+++ b/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_5_1_sc8180x.h
@@ -383,6 +383,7 @@ static const struct dpu_perf_cfg sc8180x_perf_data = {
 	.min_core_ib = 2400000,
 	.min_llcc_ib = 800000,
 	.min_dram_ib = 800000,
+	.min_prefill_lines = 24,
 	.danger_lut_tbl = {0xf, 0xffff, 0x0},
 	.safe_lut_tbl = {0xfff0, 0xf000, 0xffff},
 	.qos_lut_tbl = {

---
base-commit: b27cc623e01be9de1580eaa913508b237a7a9673
change-id: 20250610-topic-dpu_8180_mpl-933388eb0ddd

Best regards,
-- 
Konrad Dybcio <konrad.dybcio@....qualcomm.com>