[media] vcodec: mediatek: Add Mediatek VP9 Video Decoder Driver

Add vp9 decoder driver for MT8173

[mchehab@s-opensource.org: make checkpatch.pl happy]
Signed-off-by: Tiffany Lin <tiffany.lin@mediatek.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>

drivers/media/platform/mtk-vcodec/Makefile

@@ -5,6 +5,7 @@ obj-$(CONFIG_VIDEO_MEDIATEK_VCODEC) += mtk-vcodec-dec.o \
 
 mtk-vcodec-dec-y := vdec/vdec_h264_if.o \
 		vdec/vdec_vp8_if.o \
+		vdec/vdec_vp9_if.o \
 		mtk_vcodec_dec_drv.o \
 		vdec_drv_if.o \
 		vdec_vpu_if.o \

drivers/media/platform/mtk-vcodec/mtk_vcodec_dec.c

@@ -43,6 +43,11 @@ static struct mtk_video_fmt mtk_video_formats[] = {
 		.type = MTK_FMT_DEC,
 		.num_planes = 1,
 	},
+	{
+		.fourcc = V4L2_PIX_FMT_VP9,
+		.type = MTK_FMT_DEC,
+		.num_planes = 1,
+	},
 };
 
 static const struct mtk_codec_framesizes mtk_vdec_framesizes[] = {
@@ -56,6 +61,11 @@ static const struct mtk_codec_framesizes mtk_vdec_framesizes[] = {
 		.stepwise = {  MTK_VDEC_MIN_W, MTK_VDEC_MAX_W, 16,
 				MTK_VDEC_MIN_H, MTK_VDEC_MAX_H, 16 },
 	},
+	{
+		.fourcc = V4L2_PIX_FMT_VP9,
+		.stepwise = {  MTK_VDEC_MIN_W, MTK_VDEC_MAX_W, 16,
+				MTK_VDEC_MIN_H, MTK_VDEC_MAX_H, 16 },
+	},
 };
 
 #define NUM_SUPPORTED_FRAMESIZE ARRAY_SIZE(mtk_vdec_framesizes)

drivers/media/platform/mtk-vcodec/vdec_drv_base.h

@@ -17,6 +17,7 @@
 
 #include "mtk_vcodec_drv.h"
 
+#include "vdec_drv_if.h"
 
 struct vdec_common_if {
 	/**

drivers/media/platform/mtk-vcodec/vdec_drv_if.c

@@ -25,6 +25,7 @@
 
 const struct vdec_common_if *get_h264_dec_comm_if(void);
 const struct vdec_common_if *get_vp8_dec_comm_if(void);
+const struct vdec_common_if *get_vp9_dec_comm_if(void);
 
 int vdec_if_init(struct mtk_vcodec_ctx *ctx, unsigned int fourcc)
 {
@@ -37,6 +38,9 @@ int vdec_if_init(struct mtk_vcodec_ctx *ctx, unsigned int fourcc)
 	case V4L2_PIX_FMT_VP8:
 		ctx->dec_if = get_vp8_dec_comm_if();
 		break;
+	case V4L2_PIX_FMT_VP9:
+		ctx->dec_if = get_vp9_dec_comm_if();
+		break;
 	default:
 		return -EINVAL;
 	}