From: Kyrie Wu <kyrie.wu@mediatek.com>
To: Tiffany Lin <tiffany.lin@mediatek.com>,
Andrew-CT Chen <andrew-ct.chen@mediatek.com>,
Yunfei Dong <yunfei.dong@mediatek.com>,
Mauro Carvalho Chehab <mchehab@kernel.org>,
Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>,
Matthias Brugger <matthias.bgg@gmail.com>,
AngeloGioacchino Del Regno
<angelogioacchino.delregno@collabora.com>,
Kyrie Wu <kyrie.wu@mediatek.com>,
Hans Verkuil <hverkuil@xs4all.nl>,
Nicolas Dufresne <nicolas.dufresne@collabora.com>,
Nathan Hebert <nhebert@chromium.org>,
Arnd Bergmann <arnd@arndb.de>, Irui Wang <irui.wang@mediatek.com>,
George Sun <george.sun@mediatek.com>,
<linux-media@vger.kernel.org>, <devicetree@vger.kernel.org>,
<linux-kernel@vger.kernel.org>,
<linux-arm-kernel@lists.infradead.org>,
<linux-mediatek@lists.infradead.org>
Cc: Neil Armstrong <neil.armstrong@linaro.org>,
Andrzej Pietrasiewicz <andrzejtp2010@gmail.com>,
Yilong Zhou <yilong.zhou@mediatek.com>
Subject: [PATCH v8 3/9] media: mediatek: vcodec: Refactor Decoder profile & level Handling
Date: Fri, 20 Mar 2026 13:59:34 +0800 [thread overview]
Message-ID: <20260320055940.15961-4-kyrie.wu@mediatek.com> (raw)
In-Reply-To: <20260320055940.15961-1-kyrie.wu@mediatek.com>
This commit refactors the handling of decoder parameters for H264,
H265, and VP9 codecs by introducing a new structure to standardize
supported level and profile information. By leveraging this change,
chipset-specific conditional logic in the codec configuration
functions is significantly reduced.
Signed-off-by: Kyrie Wu <kyrie.wu@mediatek.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
---
.../vcodec/decoder/mtk_vcodec_dec_drv.h | 16 ++
.../vcodec/decoder/mtk_vcodec_dec_stateful.c | 12 ++
.../vcodec/decoder/mtk_vcodec_dec_stateless.c | 165 ++++++++++--------
3 files changed, 118 insertions(+), 75 deletions(-)
diff --git a/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_drv.h b/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_drv.h
index 7921588bf814..4ffc0eae855b 100644
--- a/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_drv.h
+++ b/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_drv.h
@@ -78,6 +78,16 @@ struct vdec_pic_info {
unsigned int reserved;
};
+/**
+ * struct mtk_vcodec_dec_params - decoder supported parameters
+ * @level: decoder supported vcodec level
+ * @profile: decoder supported vcodec profile
+ */
+struct mtk_vcodec_dec_params {
+ s64 level;
+ s64 profile;
+};
+
/**
* struct mtk_vcodec_dec_pdata - compatible data for each IC
* @init_vdec_params: init vdec params
@@ -98,6 +108,9 @@ struct vdec_pic_info {
* @is_subdev_supported: whether support parent-node architecture(subdev)
* @uses_stateless_api: whether the decoder uses the stateless API with requests
* @chip_model: platforms configuration values
+ * @h264_params: H264 decoder default supported params
+ * @h265_params: H265 decoder default supported params
+ * @vp9_params: VP9 decoder default supported params
*/
struct mtk_vcodec_dec_pdata {
void (*init_vdec_params)(struct mtk_vcodec_dec_ctx *ctx);
@@ -120,6 +133,9 @@ struct mtk_vcodec_dec_pdata {
bool is_subdev_supported;
bool uses_stateless_api;
unsigned int chip_model;
+ struct mtk_vcodec_dec_params h264_params;
+ struct mtk_vcodec_dec_params h265_params;
+ struct mtk_vcodec_dec_params vp9_params;
};
/**
diff --git a/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_stateful.c b/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_stateful.c
index 0e702d6a43ed..64f32976d15e 100644
--- a/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_stateful.c
+++ b/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_stateful.c
@@ -619,4 +619,16 @@ const struct mtk_vcodec_dec_pdata mtk_vdec_8173_pdata = {
.is_subdev_supported = false,
.hw_arch = MTK_VDEC_PURE_SINGLE_CORE,
.chip_model = 8173,
+ .h264_params = {
+ .level = V4L2_MPEG_VIDEO_H264_LEVEL_4_1,
+ .profile = V4L2_MPEG_VIDEO_H264_PROFILE_HIGH,
+ },
+ .h265_params = {
+ .level = V4L2_MPEG_VIDEO_HEVC_LEVEL_4,
+ .profile = V4L2_MPEG_VIDEO_HEVC_PROFILE_MAIN_STILL_PICTURE,
+ },
+ .vp9_params = {
+ .level = V4L2_MPEG_VIDEO_VP9_LEVEL_4_0,
+ .profile = V4L2_MPEG_VIDEO_VP9_PROFILE_1,
+ },
};
diff --git a/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_stateless.c b/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_stateless.c
index 5ecbfc169805..efcd28f5f289 100644
--- a/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_stateless.c
+++ b/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_stateless.c
@@ -571,106 +571,49 @@ static const struct v4l2_ctrl_ops mtk_vcodec_dec_ctrl_ops = {
static void mtk_vcodec_dec_fill_h264_level(struct v4l2_ctrl_config *cfg,
struct mtk_vcodec_dec_ctx *ctx)
{
- switch (ctx->dev->chip_model) {
- case 8192:
- case 8188:
- cfg->max = V4L2_MPEG_VIDEO_H264_LEVEL_5_2;
- break;
- case 8195:
- case 8196:
- cfg->max = V4L2_MPEG_VIDEO_H264_LEVEL_6_0;
- break;
- case 8183:
- case 8186:
- cfg->max = V4L2_MPEG_VIDEO_H264_LEVEL_4_2;
- break;
- default:
- cfg->max = V4L2_MPEG_VIDEO_H264_LEVEL_4_1;
- break;
- }
+ struct mtk_vcodec_dec_dev *pdev = ctx->dev;
+
+ cfg->max = pdev->vdec_pdata->h264_params.level;
}
static void mtk_vcodec_dec_fill_h264_profile(struct v4l2_ctrl_config *cfg,
struct mtk_vcodec_dec_ctx *ctx)
{
- switch (ctx->dev->chip_model) {
- case 8188:
- case 8195:
- case 8196:
- cfg->max = V4L2_MPEG_VIDEO_H264_PROFILE_HIGH_10;
- break;
- default:
- cfg->max = V4L2_MPEG_VIDEO_H264_PROFILE_HIGH;
- break;
- }
+ struct mtk_vcodec_dec_dev *pdev = ctx->dev;
+
+ cfg->max = pdev->vdec_pdata->h264_params.profile;
}
static void mtk_vcodec_dec_fill_h265_level(struct v4l2_ctrl_config *cfg,
struct mtk_vcodec_dec_ctx *ctx)
{
- switch (ctx->dev->chip_model) {
- case 8188:
- cfg->max = V4L2_MPEG_VIDEO_HEVC_LEVEL_5_1;
- break;
- case 8195:
- case 8196:
- cfg->max = V4L2_MPEG_VIDEO_HEVC_LEVEL_5_2;
- break;
- default:
- cfg->max = V4L2_MPEG_VIDEO_HEVC_LEVEL_4;
- break;
- }
+ struct mtk_vcodec_dec_dev *pdev = ctx->dev;
+
+ cfg->max = pdev->vdec_pdata->h265_params.level;
}
static void mtk_vcodec_dec_fill_h265_profile(struct v4l2_ctrl_config *cfg,
struct mtk_vcodec_dec_ctx *ctx)
{
- switch (ctx->dev->chip_model) {
- case 8188:
- case 8195:
- case 8196:
- cfg->max = V4L2_MPEG_VIDEO_HEVC_PROFILE_MAIN_10;
- break;
- default:
- cfg->max = V4L2_MPEG_VIDEO_HEVC_PROFILE_MAIN_STILL_PICTURE;
- break;
- }
+ struct mtk_vcodec_dec_dev *pdev = ctx->dev;
+
+ cfg->max = pdev->vdec_pdata->h265_params.profile;
}
static void mtk_vcodec_dec_fill_vp9_level(struct v4l2_ctrl_config *cfg,
struct mtk_vcodec_dec_ctx *ctx)
{
- switch (ctx->dev->chip_model) {
- case 8192:
- case 8188:
- cfg->max = V4L2_MPEG_VIDEO_VP9_LEVEL_5_1;
- break;
- case 8195:
- case 8196:
- cfg->max = V4L2_MPEG_VIDEO_VP9_LEVEL_5_2;
- break;
- case 8186:
- cfg->max = V4L2_MPEG_VIDEO_VP9_LEVEL_4_1;
- break;
- default:
- cfg->max = V4L2_MPEG_VIDEO_VP9_LEVEL_4_0;
- break;
- }
+ struct mtk_vcodec_dec_dev *pdev = ctx->dev;
+
+ cfg->max = pdev->vdec_pdata->vp9_params.level;
}
static void mtk_vcodec_dec_fill_vp9_profile(struct v4l2_ctrl_config *cfg,
struct mtk_vcodec_dec_ctx *ctx)
{
- switch (ctx->dev->chip_model) {
- case 8188:
- case 8195:
- case 8196:
- cfg->max = V4L2_MPEG_VIDEO_VP9_PROFILE_2;
- break;
- default:
- cfg->max = V4L2_MPEG_VIDEO_VP9_PROFILE_1;
- break;
- }
+ struct mtk_vcodec_dec_dev *pdev = ctx->dev;
+
+ cfg->max = pdev->vdec_pdata->vp9_params.profile;
}
static void mtk_vcodec_dec_reset_controls(struct v4l2_ctrl_config *cfg,
@@ -936,6 +879,18 @@ const struct mtk_vcodec_dec_pdata mtk_vdec_8183_pdata = {
.is_subdev_supported = false,
.hw_arch = MTK_VDEC_PURE_SINGLE_CORE,
.chip_model = 8183,
+ .h264_params = {
+ .level = V4L2_MPEG_VIDEO_H264_LEVEL_4_2,
+ .profile = V4L2_MPEG_VIDEO_H264_PROFILE_HIGH,
+ },
+ .h265_params = {
+ .level = V4L2_MPEG_VIDEO_HEVC_LEVEL_4,
+ .profile = V4L2_MPEG_VIDEO_HEVC_PROFILE_MAIN_STILL_PICTURE,
+ },
+ .vp9_params = {
+ .level = V4L2_MPEG_VIDEO_VP9_LEVEL_4_0,
+ .profile = V4L2_MPEG_VIDEO_VP9_PROFILE_1,
+ },
};
/* This platform data is used for one lat and one core architecture. */
@@ -975,24 +930,72 @@ const struct mtk_vcodec_dec_pdata mtk_vdec_8188_pdata = {
MTK_STATELESS_DEC_DATA,
.hw_arch = MTK_VDEC_LAT_SINGLE_CORE,
.chip_model = 8188,
+ .h264_params = {
+ .level = V4L2_MPEG_VIDEO_H264_LEVEL_5_2,
+ .profile = V4L2_MPEG_VIDEO_H264_PROFILE_HIGH_10,
+ },
+ .h265_params = {
+ .level = V4L2_MPEG_VIDEO_HEVC_LEVEL_5_1,
+ .profile = V4L2_MPEG_VIDEO_HEVC_PROFILE_MAIN_10,
+ },
+ .vp9_params = {
+ .level = V4L2_MPEG_VIDEO_VP9_LEVEL_5_1,
+ .profile = V4L2_MPEG_VIDEO_VP9_PROFILE_2,
+ },
};
const struct mtk_vcodec_dec_pdata mtk_vdec_8192_pdata = {
MTK_STATELESS_DEC_DATA,
.hw_arch = MTK_VDEC_LAT_SINGLE_CORE,
.chip_model = 8192,
+ .h264_params = {
+ .level = V4L2_MPEG_VIDEO_H264_LEVEL_5_2,
+ .profile = V4L2_MPEG_VIDEO_H264_PROFILE_HIGH,
+ },
+ .h265_params = {
+ .level = V4L2_MPEG_VIDEO_HEVC_LEVEL_4,
+ .profile = V4L2_MPEG_VIDEO_HEVC_PROFILE_MAIN_STILL_PICTURE,
+ },
+ .vp9_params = {
+ .level = V4L2_MPEG_VIDEO_VP9_LEVEL_5_1,
+ .profile = V4L2_MPEG_VIDEO_VP9_PROFILE_2,
+ },
};
const struct mtk_vcodec_dec_pdata mtk_vdec_8195_pdata = {
MTK_STATELESS_DEC_DATA,
.hw_arch = MTK_VDEC_LAT_SINGLE_CORE,
.chip_model = 8195,
+ .h264_params = {
+ .level = V4L2_MPEG_VIDEO_H264_LEVEL_6_0,
+ .profile = V4L2_MPEG_VIDEO_H264_PROFILE_HIGH_10,
+ },
+ .h265_params = {
+ .level = V4L2_MPEG_VIDEO_HEVC_LEVEL_5_2,
+ .profile = V4L2_MPEG_VIDEO_HEVC_PROFILE_MAIN_10,
+ },
+ .vp9_params = {
+ .level = V4L2_MPEG_VIDEO_VP9_LEVEL_5_1,
+ .profile = V4L2_MPEG_VIDEO_VP9_PROFILE_1,
+ },
};
const struct mtk_vcodec_dec_pdata mtk_vdec_8196_pdata = {
MTK_STATELESS_DEC_DATA,
.hw_arch = MTK_VDEC_LAT_SINGLE_CORE,
.chip_model = 8196,
+ .h264_params = {
+ .level = V4L2_MPEG_VIDEO_H264_LEVEL_6_0,
+ .profile = V4L2_MPEG_VIDEO_H264_PROFILE_HIGH_10,
+ },
+ .h265_params = {
+ .level = V4L2_MPEG_VIDEO_HEVC_LEVEL_5_2,
+ .profile = V4L2_MPEG_VIDEO_HEVC_PROFILE_MAIN_10,
+ },
+ .vp9_params = {
+ .level = V4L2_MPEG_VIDEO_VP9_LEVEL_5_2,
+ .profile = V4L2_MPEG_VIDEO_VP9_PROFILE_2,
+ },
};
const struct mtk_vcodec_dec_pdata mtk_vdec_single_core_pdata = {
@@ -1016,4 +1019,16 @@ const struct mtk_vcodec_dec_pdata mtk_vdec_8186_pdata = {
MTK_STATELESS_DEC_DATA,
.hw_arch = MTK_VDEC_PURE_SINGLE_CORE,
.chip_model = 8186,
+ .h264_params = {
+ .level = V4L2_MPEG_VIDEO_H264_LEVEL_4_2,
+ .profile = V4L2_MPEG_VIDEO_H264_PROFILE_HIGH,
+ },
+ .h265_params = {
+ .level = V4L2_MPEG_VIDEO_HEVC_LEVEL_4,
+ .profile = V4L2_MPEG_VIDEO_HEVC_PROFILE_MAIN_STILL_PICTURE,
+ },
+ .vp9_params = {
+ .level = V4L2_MPEG_VIDEO_VP9_LEVEL_4_1,
+ .profile = V4L2_MPEG_VIDEO_VP9_PROFILE_1,
+ },
};
--
2.45.2
next prev parent reply other threads:[~2026-03-20 6:00 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-03-20 5:59 [PATCH v8 0/9] Enable video decoder & encoder for MT8189 Kyrie Wu
2026-03-20 5:59 ` [PATCH v8 1/9] dt-bindings: media: mediatek: decoder: Add MT8189 mediatek,vcodec-decoder Kyrie Wu
2026-03-20 5:59 ` [PATCH v8 2/9] media: mediatek: decoder: Add a new platform data member Kyrie Wu
2026-03-20 5:59 ` Kyrie Wu [this message]
2026-03-20 5:59 ` [PATCH v8 4/9] media: mediatek: vcodec: Add VP9 Probability Size Configuration Kyrie Wu
2026-03-20 5:59 ` [PATCH v8 5/9] media: mediatek: vcodec: Fix vp9 4096x2176 fail for profile2 Kyrie Wu
2026-03-20 5:59 ` [PATCH v8 6/9] media: mediatek: vcodec: add decoder compatible to support MT8189 Kyrie Wu
2026-03-20 5:59 ` [PATCH v8 7/9] media: mediatek: vcodec: Fix media device node number Kyrie Wu
2026-03-20 5:59 ` [PATCH v8 8/9] dt-bindings: media: Add MT8189 mediatek,vcodec-encoder Kyrie Wu
2026-03-20 5:59 ` [PATCH v8 9/9] media: mediatek: encoder: Add MT8189 encoder compatible data Kyrie Wu
2026-03-20 13:10 ` [PATCH v8 0/9] Enable video decoder & encoder for MT8189 Nicolas Dufresne
2026-03-23 3:29 ` Kyrie Wu (吴晗)
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