radeon/uvd: implement HEVC support

add context buffer to fix H265 uvd decode issue.
fix H265 corruption issue caused by incorrect assigned ref_pic_list.

v2: disable interlace for HEVC
    add CZ sps flag workaround
    fix coding style

Signed-off-by: Christian König <[email protected]>
Signed-off-by: Boyuan Zhang <[email protected]>
Reviewed-by: Leo Liu <[email protected]>

1 files changed, 63 insertions, 0 deletions

diff --git a/src/gallium/drivers/radeon/radeon_uvd.h b/src/gallium/drivers/radeon/radeon_uvd.h
index 5b6c65c81b0..452fbd60880 100644
--- a/src/gallium/drivers/radeon/radeon_uvd.h
+++ b/src/gallium/drivers/radeon/radeon_uvd.h
@@ -63,6 +63,7 @@
 #define RUVD_CMD_FEEDBACK_BUFFER	0x00000003
 #define RUVD_CMD_BITSTREAM_BUFFER	0x00000100
 #define RUVD_CMD_ITSCALING_TABLE_BUFFER	0x00000204
+#define RUVD_CMD_CONTEXT_BUFFER		0x00000206
 
 /* UVD message types */
 #define RUVD_MSG_CREATE		0
@@ -75,6 +76,7 @@
 #define RUVD_CODEC_MPEG2	0x00000003
 #define RUVD_CODEC_MPEG4	0x00000004
 #define RUVD_CODEC_H264_PERF	0x00000007
+#define RUVD_CODEC_H265		0x00000010
 
 /* UVD decode target buffer tiling mode */
 #define RUVD_TILE_LINEAR	0x00000000
@@ -173,6 +175,66 @@ struct ruvd_h264 {
 	} mvc;
 };
 
+struct ruvd_h265 {
+	uint32_t	sps_info_flags;
+	uint32_t	pps_info_flags;
+
+	uint8_t		chroma_format;
+	uint8_t		bit_depth_luma_minus8;
+	uint8_t		bit_depth_chroma_minus8;
+	uint8_t		log2_max_pic_order_cnt_lsb_minus4;
+
+	uint8_t		sps_max_dec_pic_buffering_minus1;
+	uint8_t		log2_min_luma_coding_block_size_minus3;
+	uint8_t		log2_diff_max_min_luma_coding_block_size;
+	uint8_t		log2_min_transform_block_size_minus2;
+
+	uint8_t		log2_diff_max_min_transform_block_size;
+	uint8_t		max_transform_hierarchy_depth_inter;
+	uint8_t		max_transform_hierarchy_depth_intra;
+	uint8_t		pcm_sample_bit_depth_luma_minus1;
+
+	uint8_t		pcm_sample_bit_depth_chroma_minus1;
+	uint8_t		log2_min_pcm_luma_coding_block_size_minus3;
+	uint8_t		log2_diff_max_min_pcm_luma_coding_block_size;
+	uint8_t		num_extra_slice_header_bits;
+
+	uint8_t		num_short_term_ref_pic_sets;
+	uint8_t		num_long_term_ref_pic_sps;
+	uint8_t		num_ref_idx_l0_default_active_minus1;
+	uint8_t		num_ref_idx_l1_default_active_minus1;
+
+	int8_t		pps_cb_qp_offset;
+	int8_t		pps_cr_qp_offset;
+	int8_t		pps_beta_offset_div2;
+	int8_t		pps_tc_offset_div2;
+
+	uint8_t		diff_cu_qp_delta_depth;
+	uint8_t		num_tile_columns_minus1;
+	uint8_t		num_tile_rows_minus1;
+	uint8_t		log2_parallel_merge_level_minus2;
+
+	uint16_t	column_width_minus1[19];
+	uint16_t	row_height_minus1[21];
+
+	int8_t		init_qp_minus26;
+	uint8_t		num_delta_pocs_ref_rps_idx;
+	uint8_t		curr_idx;
+	uint8_t		reserved1;
+	int32_t		curr_poc;
+	uint8_t		ref_pic_list[16];
+	int32_t		poc_list[16];
+	uint8_t		ref_pic_set_st_curr_before[8];
+	uint8_t		ref_pic_set_st_curr_after[8];
+	uint8_t		ref_pic_set_lt_curr[8];
+
+	uint8_t		ucScalingListDCCoefSizeID2[6];
+	uint8_t		ucScalingListDCCoefSizeID3[2];
+
+	uint8_t		highestTid;
+	uint8_t		isNonRef;
+};
+
 struct ruvd_vc1 {
 	uint32_t	profile;
 	uint32_t	level;
@@ -329,6 +391,7 @@ struct ruvd_msg {
 
 			union {
 				struct ruvd_h264	h264;
+				struct ruvd_h265	h265;
 				struct ruvd_vc1		vc1;
 				struct ruvd_mpeg2	mpeg2;
 				struct ruvd_mpeg4	mpeg4;