[PATCH v3 1/2] drm/mediatek: Add mdp_rdma get format function

From: Nancy.Lin <nancy.lin@mediatek.com>
To: Chun-Kuang Hu <chunkuang.hu@kernel.org>,
	Philipp Zabel <p.zabel@pengutronix.de>,
	Matthias Brugger <matthias.bgg@gmail.com>,
	AngeloGioacchino Del Regno
	<angelogioacchino.delregno@collabora.com>
Cc: David Airlie <airlied@gmail.com>, Daniel Vetter <daniel@ffwll.ch>,
	<dri-devel@lists.freedesktop.org>,
	<linux-mediatek@lists.infradead.org>,
	<linux-kernel@vger.kernel.org>,
	<linux-arm-kernel@lists.infradead.org>,
	<Project_Global_Chrome_Upstream_Group@mediatek.com>,
	<singo.chang@mediatek.com>, <shawn.sung@mediatek.com>,
	Nancy.Lin <nancy.lin@mediatek.com>
Subject: [PATCH v3 1/2] drm/mediatek: Add mdp_rdma get format function
Date: Thu, 30 Mar 2023 11:26:13 +0800	[thread overview]
Message-ID: <20230330032614.18837-2-nancy.lin@mediatek.com> (raw)
In-Reply-To: <20230330032614.18837-1-nancy.lin@mediatek.com>

Add mdp_rdma get_format and get_num_formats function.

Signed-off-by: Nancy.Lin <nancy.lin@mediatek.com>
---
 drivers/gpu/drm/mediatek/mtk_disp_drv.h |  3 +++
 drivers/gpu/drm/mediatek/mtk_mdp_rdma.c | 24 ++++++++++++++++++++++++
 2 files changed, 27 insertions(+)

diff --git a/drivers/gpu/drm/mediatek/mtk_disp_drv.h b/drivers/gpu/drm/mediatek/mtk_disp_drv.h
index 0d28b2e2069c..17b169530beb 100644
--- a/drivers/gpu/drm/mediatek/mtk_disp_drv.h
+++ b/drivers/gpu/drm/mediatek/mtk_disp_drv.h
@@ -152,4 +152,7 @@ void mtk_mdp_rdma_start(struct device *dev, struct cmdq_pkt *cmdq_pkt);
 void mtk_mdp_rdma_stop(struct device *dev, struct cmdq_pkt *cmdq_pkt);
 void mtk_mdp_rdma_config(struct device *dev, struct mtk_mdp_rdma_cfg *cfg,
 			 struct cmdq_pkt *cmdq_pkt);
+const u32 *mtk_mdp_rdma_get_formats(struct device *dev);
+size_t mtk_mdp_rdma_get_num_formats(struct device *dev);
+
 #endif
diff --git a/drivers/gpu/drm/mediatek/mtk_mdp_rdma.c b/drivers/gpu/drm/mediatek/mtk_mdp_rdma.c
index eecfa98ff52e..e06db6e56b5f 100644
--- a/drivers/gpu/drm/mediatek/mtk_mdp_rdma.c
+++ b/drivers/gpu/drm/mediatek/mtk_mdp_rdma.c
@@ -62,6 +62,20 @@
 #define RDMA_CSC_FULL709_TO_RGB			5
 #define RDMA_CSC_BT601_TO_RGB			6
 
+static const u32 formats[] = {
+	DRM_FORMAT_XRGB8888,
+	DRM_FORMAT_ARGB8888,
+	DRM_FORMAT_BGRX8888,
+	DRM_FORMAT_BGRA8888,
+	DRM_FORMAT_ABGR8888,
+	DRM_FORMAT_XBGR8888,
+	DRM_FORMAT_RGB888,
+	DRM_FORMAT_BGR888,
+	DRM_FORMAT_RGB565,
+	DRM_FORMAT_UYVY,
+	DRM_FORMAT_YUYV,
+};
+
 enum rdma_format {
 	RDMA_INPUT_FORMAT_RGB565 = 0,
 	RDMA_INPUT_FORMAT_RGB888 = 1,
@@ -219,6 +233,16 @@ void mtk_mdp_rdma_config(struct device *dev, struct mtk_mdp_rdma_cfg *cfg,
 			   MDP_RDMA_MF_CLIP_SIZE, FLD_MF_CLIP_H);
 }
 
+const u32 *mtk_mdp_rdma_get_formats(struct device *dev)
+{
+	return formats;
+}
+
+size_t mtk_mdp_rdma_get_num_formats(struct device *dev)
+{
+	return ARRAY_SIZE(formats);
+}
+
 int mtk_mdp_rdma_clk_enable(struct device *dev)
 {
 	struct mtk_mdp_rdma *rdma = dev_get_drvdata(dev);
-- 
2.18.0


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