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Message-Id: <20250815-fd-dpu-yv16-yv24-v2-1-eb08531814c3@oss.qualcomm.com>
Date: Fri, 15 Aug 2025 18:21:15 +0300
From: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>
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>,
Marijn Suijten <marijn.suijten@...ainline.org>,
David Airlie <airlied@...il.com>, Simona Vetter <simona@...ll.ch>
Cc: linux-arm-msm@...r.kernel.org, dri-devel@...ts.freedesktop.org,
freedreno@...ts.freedesktop.org, linux-kernel@...r.kernel.org,
Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
Subject: [PATCH v2] drm/msm/dpu: add support for 4:2:2 planar YCbCr plane
formats
From: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
The DPU driver provides support for 4:2:0 planar YCbCr plane formats.
Extend it to also support 4:2:2 planar formats.
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>
---
Changes in v2:
- Dropped 4:4:4 formats, they require higher clocks.
- Link to v1: https://lore.kernel.org/r/20240222-fd-dpu-yv16-yv24-v1-1-4aa833cdc641@linaro.org
---
drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.c | 2 ++
drivers/gpu/drm/msm/disp/mdp_format.c | 12 ++++++++++++
2 files changed, 14 insertions(+)
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.c
index e824cd64fd3fdf2ab0db92794a0aaa57c109decb..b1ec781ffd23065edba76ab9fdf8b377c8dce6ac 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.c
@@ -183,6 +183,8 @@ static const uint32_t plane_formats_yuv[] = {
DRM_FORMAT_YVYU,
DRM_FORMAT_YUV420,
DRM_FORMAT_YVU420,
+ DRM_FORMAT_YUV422,
+ DRM_FORMAT_YVU422,
};
static const u32 rotation_v2_formats[] = {
diff --git a/drivers/gpu/drm/msm/disp/mdp_format.c b/drivers/gpu/drm/msm/disp/mdp_format.c
index 426782d50cb49d57a0db0cff3a4bb50c5a0b3d1a..481c04cb085827175003d9944258420d56021704 100644
--- a/drivers/gpu/drm/msm/disp/mdp_format.c
+++ b/drivers/gpu/drm/msm/disp/mdp_format.c
@@ -511,6 +511,18 @@ static const struct msm_format mdp_formats[] = {
C1_B_Cb, C2_R_Cr, C0_G_Y,
false, CHROMA_420, 1, MSM_FORMAT_FLAG_YUV,
MDP_FETCH_LINEAR, 3),
+
+ PLANAR_YUV_FMT(YUV422,
+ 0, BPC8, BPC8, BPC8,
+ C2_R_Cr, C1_B_Cb, C0_G_Y,
+ false, CHROMA_H2V1, 1, MSM_FORMAT_FLAG_YUV,
+ MDP_FETCH_LINEAR, 3),
+
+ PLANAR_YUV_FMT(YVU422,
+ 0, BPC8, BPC8, BPC8,
+ C1_B_Cb, C2_R_Cr, C0_G_Y,
+ false, CHROMA_H2V1, 1, MSM_FORMAT_FLAG_YUV,
+ MDP_FETCH_LINEAR, 3),
};
/*
---
base-commit: c8b9adc58cd171fb13e3554ef91db95c066ffc19
change-id: 20240222-fd-dpu-yv16-yv24-6bf152dfa7f3
Best regards,
--
With best wishes
Dmitry
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