media: venus: add HEVC codec support

This add HEVC codec support for venus versions 3xx and 4xx.
Signed-off-by: Stanimir Varbanov <stanimir.varbanov@linaro.org>
Reviewed-by: Tomasz Figa <tfiga@chromium.org>
Reviewed-by: Alexandre Courbot <acourbot@chromium.org>
Tested-by: Alexandre Courbot <acourbot@chromium.org>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>

drivers/media/platform/qcom/venus/core.h

@@ -190,10 +190,12 @@ struct venc_controls {
 		u32 mpeg4;
 		u32 h264;
 		u32 vpx;
+		u32 hevc;
 	} profile;
 	struct {
 		u32 mpeg4;
 		u32 h264;
+		u32 hevc;
 	} level;
 };
 

drivers/media/platform/qcom/venus/helpers.c

@@ -71,6 +71,9 @@ bool venus_helper_check_codec(struct venus_inst *inst, u32 v4l2_pixfmt)
 	case V4L2_PIX_FMT_XVID:
 		codec = HFI_VIDEO_CODEC_DIVX;
 		break;
+	case V4L2_PIX_FMT_HEVC:
+		codec = HFI_VIDEO_CODEC_HEVC;
+		break;
 	default:
 		return false;
 	}

drivers/media/platform/qcom/venus/hfi.c

@@ -49,6 +49,8 @@ static u32 to_codec_type(u32 pixfmt)
 		return HFI_VIDEO_CODEC_VP9;
 	case V4L2_PIX_FMT_XVID:
 		return HFI_VIDEO_CODEC_DIVX;
+	case V4L2_PIX_FMT_HEVC:
+		return HFI_VIDEO_CODEC_HEVC;
 	default:
 		return 0;
 	}

drivers/media/platform/qcom/venus/vdec.c

@@ -77,6 +77,10 @@ static const struct venus_format vdec_formats[] = {
 		.pixfmt = V4L2_PIX_FMT_XVID,
 		.num_planes = 1,
 		.type = V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE,
+	}, {
+		.pixfmt = V4L2_PIX_FMT_HEVC,
+		.num_planes = 1,
+		.type = V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE,
 	},
 };
 

drivers/media/platform/qcom/venus/venc.c

@@ -59,6 +59,10 @@ static const struct venus_format venc_formats[] = {
 		.pixfmt = V4L2_PIX_FMT_VP8,
 		.num_planes = 1,
 		.type = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE,
+	}, {
+		.pixfmt = V4L2_PIX_FMT_HEVC,
+		.num_planes = 1,
+		.type = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE,
 	},
 };
 
@@ -220,6 +224,46 @@ static int venc_v4l2_to_hfi(int id, int value)
 		case V4L2_MPEG_VIDEO_H264_LOOP_FILTER_MODE_DISABLED_AT_SLICE_BOUNDARY:
 			return HFI_H264_DB_MODE_SKIP_SLICE_BOUNDARY;
 		}
+	case V4L2_CID_MPEG_VIDEO_HEVC_PROFILE:
+		switch (value) {
+		case V4L2_MPEG_VIDEO_HEVC_PROFILE_MAIN:
+		default:
+			return HFI_HEVC_PROFILE_MAIN;
+		case V4L2_MPEG_VIDEO_HEVC_PROFILE_MAIN_STILL_PICTURE:
+			return HFI_HEVC_PROFILE_MAIN_STILL_PIC;
+		case V4L2_MPEG_VIDEO_HEVC_PROFILE_MAIN_10:
+			return HFI_HEVC_PROFILE_MAIN10;
+		}
+	case V4L2_CID_MPEG_VIDEO_HEVC_LEVEL:
+		switch (value) {
+		case V4L2_MPEG_VIDEO_HEVC_LEVEL_1:
+		default:
+			return HFI_HEVC_LEVEL_1;
+		case V4L2_MPEG_VIDEO_HEVC_LEVEL_2:
+			return HFI_HEVC_LEVEL_2;
+		case V4L2_MPEG_VIDEO_HEVC_LEVEL_2_1:
+			return HFI_HEVC_LEVEL_21;
+		case V4L2_MPEG_VIDEO_HEVC_LEVEL_3:
+			return HFI_HEVC_LEVEL_3;
+		case V4L2_MPEG_VIDEO_HEVC_LEVEL_3_1:
+			return HFI_HEVC_LEVEL_31;
+		case V4L2_MPEG_VIDEO_HEVC_LEVEL_4:
+			return HFI_HEVC_LEVEL_4;
+		case V4L2_MPEG_VIDEO_HEVC_LEVEL_4_1:
+			return HFI_HEVC_LEVEL_41;
+		case V4L2_MPEG_VIDEO_HEVC_LEVEL_5:
+			return HFI_HEVC_LEVEL_5;
+		case V4L2_MPEG_VIDEO_HEVC_LEVEL_5_1:
+			return HFI_HEVC_LEVEL_51;
+		case V4L2_MPEG_VIDEO_HEVC_LEVEL_5_2:
+			return HFI_HEVC_LEVEL_52;
+		case V4L2_MPEG_VIDEO_HEVC_LEVEL_6:
+			return HFI_HEVC_LEVEL_6;
+		case V4L2_MPEG_VIDEO_HEVC_LEVEL_6_1:
+			return HFI_HEVC_LEVEL_61;
+		case V4L2_MPEG_VIDEO_HEVC_LEVEL_6_2:
+			return HFI_HEVC_LEVEL_62;
+		}
 	}
 
 	return 0;
@@ -742,6 +786,11 @@ static int venc_set_properties(struct venus_inst *inst)
 	} else if (inst->fmt_cap->pixfmt == V4L2_PIX_FMT_H263) {
 		profile = 0;
 		level = 0;
+	} else if (inst->fmt_cap->pixfmt == V4L2_PIX_FMT_HEVC) {
+		profile = venc_v4l2_to_hfi(V4L2_CID_MPEG_VIDEO_HEVC_PROFILE,
+					   ctr->profile.hevc);
+		level = venc_v4l2_to_hfi(V4L2_CID_MPEG_VIDEO_HEVC_LEVEL,
+					 ctr->level.hevc);
 	}
 
 	ptype = HFI_PROPERTY_PARAM_PROFILE_LEVEL_CURRENT;