1/**************************************************************************
2 *
3 * Copyright 2011 Advanced Micro Devices, Inc.
4 * All Rights Reserved.
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the
8 * "Software"), to deal in the Software without restriction, including
9 * without limitation the rights to use, copy, modify, merge, publish,
10 * distribute, sub license, and/or sell copies of the Software, and to
11 * permit persons to whom the Software is furnished to do so, subject to
12 * the following conditions:
13 *
14 * The above copyright notice and this permission notice (including the
15 * next paragraph) shall be included in all copies or substantial portions
16 * of the Software.
17 *
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
21 * IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR
22 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
23 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
24 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
25 *
26 **************************************************************************/
27
28#include "radeon_uvd.h"
29
30#include "pipe/p_video_codec.h"
31#include "radeon_video.h"
32#include "radeonsi/si_pipe.h"
33#include "util/u_memory.h"
34#include "util/u_video.h"
35#include "vl/vl_defines.h"
36#include "vl/vl_mpeg12_decoder.h"
37#include <sys/types.h>
38
39#include <assert.h>
40#include <errno.h>
41#include <stdio.h>
42#include <unistd.h>
43
44#define NUM_BUFFERS 4
45
46#define NUM_MPEG2_REFS 6
47#define NUM_H264_REFS  17
48#define NUM_VC1_REFS   5
49
50#define FB_BUFFER_OFFSET         0x1000
51#define FB_BUFFER_SIZE           2048
52#define FB_BUFFER_SIZE_TONGA     (2048 * 64)
53#define IT_SCALING_TABLE_SIZE    992
54#define UVD_SESSION_CONTEXT_SIZE (128 * 1024)
55
56/* UVD decoder representation */
57struct ruvd_decoder {
58   struct pipe_video_codec base;
59
60   ruvd_set_dtb set_dtb;
61
62   unsigned stream_handle;
63   unsigned stream_type;
64   unsigned frame_number;
65
66   struct pipe_screen *screen;
67   struct radeon_winsys *ws;
68   struct radeon_cmdbuf cs;
69
70   unsigned cur_buffer;
71
72   struct rvid_buffer msg_fb_it_buffers[NUM_BUFFERS];
73   struct ruvd_msg *msg;
74   uint32_t *fb;
75   unsigned fb_size;
76   uint8_t *it;
77
78   struct rvid_buffer bs_buffers[NUM_BUFFERS];
79   void *bs_ptr;
80   unsigned bs_size;
81
82   struct rvid_buffer dpb;
83   bool use_legacy;
84   struct rvid_buffer ctx;
85   struct rvid_buffer sessionctx;
86   struct {
87      unsigned data0;
88      unsigned data1;
89      unsigned cmd;
90      unsigned cntl;
91   } reg;
92
93   void *render_pic_list[16];
94};
95
96/* flush IB to the hardware */
97static int flush(struct ruvd_decoder *dec, unsigned flags)
98{
99   return dec->ws->cs_flush(&dec->cs, flags, NULL);
100}
101
102/* add a new set register command to the IB */
103static void set_reg(struct ruvd_decoder *dec, unsigned reg, uint32_t val)
104{
105   radeon_emit(&dec->cs, RUVD_PKT0(reg >> 2, 0));
106   radeon_emit(&dec->cs, val);
107}
108
109/* send a command to the VCPU through the GPCOM registers */
110static void send_cmd(struct ruvd_decoder *dec, unsigned cmd, struct pb_buffer *buf, uint32_t off,
111                     unsigned usage, enum radeon_bo_domain domain)
112{
113   int reloc_idx;
114
115   reloc_idx = dec->ws->cs_add_buffer(&dec->cs, buf, usage | RADEON_USAGE_SYNCHRONIZED, domain);
116   if (!dec->use_legacy) {
117      uint64_t addr;
118      addr = dec->ws->buffer_get_virtual_address(buf);
119      addr = addr + off;
120      set_reg(dec, dec->reg.data0, addr);
121      set_reg(dec, dec->reg.data1, addr >> 32);
122   } else {
123      off += dec->ws->buffer_get_reloc_offset(buf);
124      set_reg(dec, RUVD_GPCOM_VCPU_DATA0, off);
125      set_reg(dec, RUVD_GPCOM_VCPU_DATA1, reloc_idx * 4);
126   }
127   set_reg(dec, dec->reg.cmd, cmd << 1);
128}
129
130/* do the codec needs an IT buffer ?*/
131static bool have_it(struct ruvd_decoder *dec)
132{
133   return dec->stream_type == RUVD_CODEC_H264_PERF || dec->stream_type == RUVD_CODEC_H265;
134}
135
136/* map the next available message/feedback/itscaling buffer */
137static void map_msg_fb_it_buf(struct ruvd_decoder *dec)
138{
139   struct rvid_buffer *buf;
140   uint8_t *ptr;
141
142   /* grab the current message/feedback buffer */
143   buf = &dec->msg_fb_it_buffers[dec->cur_buffer];
144
145   /* and map it for CPU access */
146   ptr =
147      dec->ws->buffer_map(dec->ws, buf->res->buf, &dec->cs, PIPE_MAP_WRITE | RADEON_MAP_TEMPORARY);
148
149   /* calc buffer offsets */
150   dec->msg = (struct ruvd_msg *)ptr;
151   memset(dec->msg, 0, sizeof(*dec->msg));
152
153   dec->fb = (uint32_t *)(ptr + FB_BUFFER_OFFSET);
154   if (have_it(dec))
155      dec->it = (uint8_t *)(ptr + FB_BUFFER_OFFSET + dec->fb_size);
156}
157
158/* unmap and send a message command to the VCPU */
159static void send_msg_buf(struct ruvd_decoder *dec)
160{
161   struct rvid_buffer *buf;
162
163   /* ignore the request if message/feedback buffer isn't mapped */
164   if (!dec->msg || !dec->fb)
165      return;
166
167   /* grab the current message buffer */
168   buf = &dec->msg_fb_it_buffers[dec->cur_buffer];
169
170   /* unmap the buffer */
171   dec->ws->buffer_unmap(dec->ws, buf->res->buf);
172   dec->msg = NULL;
173   dec->fb = NULL;
174   dec->it = NULL;
175
176   if (dec->sessionctx.res)
177      send_cmd(dec, RUVD_CMD_SESSION_CONTEXT_BUFFER, dec->sessionctx.res->buf, 0,
178               RADEON_USAGE_READWRITE, RADEON_DOMAIN_VRAM);
179
180   /* and send it to the hardware */
181   send_cmd(dec, RUVD_CMD_MSG_BUFFER, buf->res->buf, 0, RADEON_USAGE_READ, RADEON_DOMAIN_GTT);
182}
183
184/* cycle to the next set of buffers */
185static void next_buffer(struct ruvd_decoder *dec)
186{
187   ++dec->cur_buffer;
188   dec->cur_buffer %= NUM_BUFFERS;
189}
190
191/* convert the profile into something UVD understands */
192static uint32_t profile2stream_type(struct ruvd_decoder *dec, unsigned family)
193{
194   switch (u_reduce_video_profile(dec->base.profile)) {
195   case PIPE_VIDEO_FORMAT_MPEG4_AVC:
196      return (family >= CHIP_TONGA) ? RUVD_CODEC_H264_PERF : RUVD_CODEC_H264;
197
198   case PIPE_VIDEO_FORMAT_VC1:
199      return RUVD_CODEC_VC1;
200
201   case PIPE_VIDEO_FORMAT_MPEG12:
202      return RUVD_CODEC_MPEG2;
203
204   case PIPE_VIDEO_FORMAT_MPEG4:
205      return RUVD_CODEC_MPEG4;
206
207   case PIPE_VIDEO_FORMAT_HEVC:
208      return RUVD_CODEC_H265;
209
210   case PIPE_VIDEO_FORMAT_JPEG:
211      return RUVD_CODEC_MJPEG;
212
213   default:
214      assert(0);
215      return 0;
216   }
217}
218
219static unsigned calc_ctx_size_h264_perf(struct ruvd_decoder *dec)
220{
221   unsigned width_in_mb, height_in_mb, ctx_size;
222   unsigned width = align(dec->base.width, VL_MACROBLOCK_WIDTH);
223   unsigned height = align(dec->base.height, VL_MACROBLOCK_HEIGHT);
224
225   unsigned max_references = dec->base.max_references + 1;
226
227   // picture width & height in 16 pixel units
228   width_in_mb = width / VL_MACROBLOCK_WIDTH;
229   height_in_mb = align(height / VL_MACROBLOCK_HEIGHT, 2);
230
231   if (!dec->use_legacy) {
232      unsigned fs_in_mb = width_in_mb * height_in_mb;
233      unsigned num_dpb_buffer;
234      switch (dec->base.level) {
235      case 30:
236         num_dpb_buffer = 8100 / fs_in_mb;
237         break;
238      case 31:
239         num_dpb_buffer = 18000 / fs_in_mb;
240         break;
241      case 32:
242         num_dpb_buffer = 20480 / fs_in_mb;
243         break;
244      case 41:
245         num_dpb_buffer = 32768 / fs_in_mb;
246         break;
247      case 42:
248         num_dpb_buffer = 34816 / fs_in_mb;
249         break;
250      case 50:
251         num_dpb_buffer = 110400 / fs_in_mb;
252         break;
253      case 51:
254         num_dpb_buffer = 184320 / fs_in_mb;
255         break;
256      default:
257         num_dpb_buffer = 184320 / fs_in_mb;
258         break;
259      }
260      num_dpb_buffer++;
261      max_references = MAX2(MIN2(NUM_H264_REFS, num_dpb_buffer), max_references);
262      ctx_size = max_references * align(width_in_mb * height_in_mb * 192, 256);
263   } else {
264      // the firmware seems to always assume a minimum of ref frames
265      max_references = MAX2(NUM_H264_REFS, max_references);
266      // macroblock context buffer
267      ctx_size = align(width_in_mb * height_in_mb * max_references * 192, 256);
268   }
269
270   return ctx_size;
271}
272
273static unsigned calc_ctx_size_h265_main(struct ruvd_decoder *dec)
274{
275   unsigned width = align(dec->base.width, VL_MACROBLOCK_WIDTH);
276   unsigned height = align(dec->base.height, VL_MACROBLOCK_HEIGHT);
277
278   unsigned max_references = dec->base.max_references + 1;
279
280   if (dec->base.width * dec->base.height >= 4096 * 2000)
281      max_references = MAX2(max_references, 8);
282   else
283      max_references = MAX2(max_references, 17);
284
285   width = align(width, 16);
286   height = align(height, 16);
287   return ((width + 255) / 16) * ((height + 255) / 16) * 16 * max_references + 52 * 1024;
288}
289
290static unsigned calc_ctx_size_h265_main10(struct ruvd_decoder *dec,
291                                          struct pipe_h265_picture_desc *pic)
292{
293   unsigned log2_ctb_size, width_in_ctb, height_in_ctb, num_16x16_block_per_ctb;
294   unsigned context_buffer_size_per_ctb_row, cm_buffer_size, max_mb_address, db_left_tile_pxl_size;
295   unsigned db_left_tile_ctx_size = 4096 / 16 * (32 + 16 * 4);
296
297   unsigned width = align(dec->base.width, VL_MACROBLOCK_WIDTH);
298   unsigned height = align(dec->base.height, VL_MACROBLOCK_HEIGHT);
299   unsigned coeff_10bit =
300      (pic->pps->sps->bit_depth_luma_minus8 || pic->pps->sps->bit_depth_chroma_minus8) ? 2 : 1;
301
302   unsigned max_references = dec->base.max_references + 1;
303
304   if (dec->base.width * dec->base.height >= 4096 * 2000)
305      max_references = MAX2(max_references, 8);
306   else
307      max_references = MAX2(max_references, 17);
308
309   log2_ctb_size = pic->pps->sps->log2_min_luma_coding_block_size_minus3 + 3 +
310                   pic->pps->sps->log2_diff_max_min_luma_coding_block_size;
311
312   width_in_ctb = (width + ((1 << log2_ctb_size) - 1)) >> log2_ctb_size;
313   height_in_ctb = (height + ((1 << log2_ctb_size) - 1)) >> log2_ctb_size;
314
315   num_16x16_block_per_ctb = ((1 << log2_ctb_size) >> 4) * ((1 << log2_ctb_size) >> 4);
316   context_buffer_size_per_ctb_row = align(width_in_ctb * num_16x16_block_per_ctb * 16, 256);
317   max_mb_address = (unsigned)ceil(height * 8 / 2048.0);
318
319   cm_buffer_size = max_references * context_buffer_size_per_ctb_row * height_in_ctb;
320   db_left_tile_pxl_size = coeff_10bit * (max_mb_address * 2 * 2048 + 1024);
321
322   return cm_buffer_size + db_left_tile_ctx_size + db_left_tile_pxl_size;
323}
324
325static unsigned get_db_pitch_alignment(struct ruvd_decoder *dec)
326{
327   if (((struct si_screen *)dec->screen)->info.family < CHIP_VEGA10)
328      return 16;
329   else
330      return 32;
331}
332
333/* calculate size of reference picture buffer */
334static unsigned calc_dpb_size(struct ruvd_decoder *dec)
335{
336   unsigned width_in_mb, height_in_mb, image_size, dpb_size;
337
338   // always align them to MB size for dpb calculation
339   unsigned width = align(dec->base.width, VL_MACROBLOCK_WIDTH);
340   unsigned height = align(dec->base.height, VL_MACROBLOCK_HEIGHT);
341
342   // always one more for currently decoded picture
343   unsigned max_references = dec->base.max_references + 1;
344
345   // aligned size of a single frame
346   image_size = align(width, get_db_pitch_alignment(dec)) * height;
347   image_size += image_size / 2;
348   image_size = align(image_size, 1024);
349
350   // picture width & height in 16 pixel units
351   width_in_mb = width / VL_MACROBLOCK_WIDTH;
352   height_in_mb = align(height / VL_MACROBLOCK_HEIGHT, 2);
353
354   switch (u_reduce_video_profile(dec->base.profile)) {
355   case PIPE_VIDEO_FORMAT_MPEG4_AVC: {
356      if (!dec->use_legacy) {
357         unsigned fs_in_mb = width_in_mb * height_in_mb;
358         unsigned alignment = 64, num_dpb_buffer;
359
360         if (dec->stream_type == RUVD_CODEC_H264_PERF)
361            alignment = 256;
362         switch (dec->base.level) {
363         case 30:
364            num_dpb_buffer = 8100 / fs_in_mb;
365            break;
366         case 31:
367            num_dpb_buffer = 18000 / fs_in_mb;
368            break;
369         case 32:
370            num_dpb_buffer = 20480 / fs_in_mb;
371            break;
372         case 41:
373            num_dpb_buffer = 32768 / fs_in_mb;
374            break;
375         case 42:
376            num_dpb_buffer = 34816 / fs_in_mb;
377            break;
378         case 50:
379            num_dpb_buffer = 110400 / fs_in_mb;
380            break;
381         case 51:
382            num_dpb_buffer = 184320 / fs_in_mb;
383            break;
384         default:
385            num_dpb_buffer = 184320 / fs_in_mb;
386            break;
387         }
388         num_dpb_buffer++;
389         max_references = MAX2(MIN2(NUM_H264_REFS, num_dpb_buffer), max_references);
390         dpb_size = image_size * max_references;
391         if ((dec->stream_type != RUVD_CODEC_H264_PERF) ||
392             (((struct si_screen *)dec->screen)->info.family < CHIP_POLARIS10)) {
393            dpb_size += max_references * align(width_in_mb * height_in_mb * 192, alignment);
394            dpb_size += align(width_in_mb * height_in_mb * 32, alignment);
395         }
396      } else {
397         // the firmware seems to allways assume a minimum of ref frames
398         max_references = MAX2(NUM_H264_REFS, max_references);
399         // reference picture buffer
400         dpb_size = image_size * max_references;
401         if ((dec->stream_type != RUVD_CODEC_H264_PERF) ||
402             (((struct si_screen *)dec->screen)->info.family < CHIP_POLARIS10)) {
403            // macroblock context buffer
404            dpb_size += width_in_mb * height_in_mb * max_references * 192;
405            // IT surface buffer
406            dpb_size += width_in_mb * height_in_mb * 32;
407         }
408      }
409      break;
410   }
411
412   case PIPE_VIDEO_FORMAT_HEVC:
413      if (dec->base.width * dec->base.height >= 4096 * 2000)
414         max_references = MAX2(max_references, 8);
415      else
416         max_references = MAX2(max_references, 17);
417
418      width = align(width, 16);
419      height = align(height, 16);
420      if (dec->base.profile == PIPE_VIDEO_PROFILE_HEVC_MAIN_10)
421         dpb_size = align((align(width, get_db_pitch_alignment(dec)) * height * 9) / 4, 256) *
422                    max_references;
423      else
424         dpb_size = align((align(width, get_db_pitch_alignment(dec)) * height * 3) / 2, 256) *
425                    max_references;
426      break;
427
428   case PIPE_VIDEO_FORMAT_VC1:
429      // the firmware seems to allways assume a minimum of ref frames
430      max_references = MAX2(NUM_VC1_REFS, max_references);
431
432      // reference picture buffer
433      dpb_size = image_size * max_references;
434
435      // CONTEXT_BUFFER
436      dpb_size += width_in_mb * height_in_mb * 128;
437
438      // IT surface buffer
439      dpb_size += width_in_mb * 64;
440
441      // DB surface buffer
442      dpb_size += width_in_mb * 128;
443
444      // BP
445      dpb_size += align(MAX2(width_in_mb, height_in_mb) * 7 * 16, 64);
446      break;
447
448   case PIPE_VIDEO_FORMAT_MPEG12:
449      // reference picture buffer, must be big enough for all frames
450      dpb_size = image_size * NUM_MPEG2_REFS;
451      break;
452
453   case PIPE_VIDEO_FORMAT_MPEG4:
454      // reference picture buffer
455      dpb_size = image_size * max_references;
456
457      // CM
458      dpb_size += width_in_mb * height_in_mb * 64;
459
460      // IT surface buffer
461      dpb_size += align(width_in_mb * height_in_mb * 32, 64);
462
463      dpb_size = MAX2(dpb_size, 30 * 1024 * 1024);
464      break;
465
466   case PIPE_VIDEO_FORMAT_JPEG:
467      dpb_size = 0;
468      break;
469
470   default:
471      // something is missing here
472      assert(0);
473
474      // at least use a sane default value
475      dpb_size = 32 * 1024 * 1024;
476      break;
477   }
478   return dpb_size;
479}
480
481/* free associated data in the video buffer callback */
482static void ruvd_destroy_associated_data(void *data)
483{
484   /* NOOP, since we only use an intptr */
485}
486
487/* get h264 specific message bits */
488static struct ruvd_h264 get_h264_msg(struct ruvd_decoder *dec, struct pipe_h264_picture_desc *pic)
489{
490   struct ruvd_h264 result;
491
492   memset(&result, 0, sizeof(result));
493   switch (pic->base.profile) {
494   case PIPE_VIDEO_PROFILE_MPEG4_AVC_BASELINE:
495   case PIPE_VIDEO_PROFILE_MPEG4_AVC_CONSTRAINED_BASELINE:
496      result.profile = RUVD_H264_PROFILE_BASELINE;
497      break;
498
499   case PIPE_VIDEO_PROFILE_MPEG4_AVC_MAIN:
500      result.profile = RUVD_H264_PROFILE_MAIN;
501      break;
502
503   case PIPE_VIDEO_PROFILE_MPEG4_AVC_HIGH:
504      result.profile = RUVD_H264_PROFILE_HIGH;
505      break;
506
507   default:
508      assert(0);
509      break;
510   }
511
512   result.level = dec->base.level;
513
514   result.sps_info_flags = 0;
515   result.sps_info_flags |= pic->pps->sps->direct_8x8_inference_flag << 0;
516   result.sps_info_flags |= pic->pps->sps->mb_adaptive_frame_field_flag << 1;
517   result.sps_info_flags |= pic->pps->sps->frame_mbs_only_flag << 2;
518   result.sps_info_flags |= pic->pps->sps->delta_pic_order_always_zero_flag << 3;
519
520   result.bit_depth_luma_minus8 = pic->pps->sps->bit_depth_luma_minus8;
521   result.bit_depth_chroma_minus8 = pic->pps->sps->bit_depth_chroma_minus8;
522   result.log2_max_frame_num_minus4 = pic->pps->sps->log2_max_frame_num_minus4;
523   result.pic_order_cnt_type = pic->pps->sps->pic_order_cnt_type;
524   result.log2_max_pic_order_cnt_lsb_minus4 = pic->pps->sps->log2_max_pic_order_cnt_lsb_minus4;
525
526   switch (dec->base.chroma_format) {
527   case PIPE_VIDEO_CHROMA_FORMAT_NONE:
528      /* TODO: assert? */
529      break;
530   case PIPE_VIDEO_CHROMA_FORMAT_400:
531      result.chroma_format = 0;
532      break;
533   case PIPE_VIDEO_CHROMA_FORMAT_420:
534      result.chroma_format = 1;
535      break;
536   case PIPE_VIDEO_CHROMA_FORMAT_422:
537      result.chroma_format = 2;
538      break;
539   case PIPE_VIDEO_CHROMA_FORMAT_444:
540      result.chroma_format = 3;
541      break;
542   }
543
544   result.pps_info_flags = 0;
545   result.pps_info_flags |= pic->pps->transform_8x8_mode_flag << 0;
546   result.pps_info_flags |= pic->pps->redundant_pic_cnt_present_flag << 1;
547   result.pps_info_flags |= pic->pps->constrained_intra_pred_flag << 2;
548   result.pps_info_flags |= pic->pps->deblocking_filter_control_present_flag << 3;
549   result.pps_info_flags |= pic->pps->weighted_bipred_idc << 4;
550   result.pps_info_flags |= pic->pps->weighted_pred_flag << 6;
551   result.pps_info_flags |= pic->pps->bottom_field_pic_order_in_frame_present_flag << 7;
552   result.pps_info_flags |= pic->pps->entropy_coding_mode_flag << 8;
553
554   result.num_slice_groups_minus1 = pic->pps->num_slice_groups_minus1;
555   result.slice_group_map_type = pic->pps->slice_group_map_type;
556   result.slice_group_change_rate_minus1 = pic->pps->slice_group_change_rate_minus1;
557   result.pic_init_qp_minus26 = pic->pps->pic_init_qp_minus26;
558   result.chroma_qp_index_offset = pic->pps->chroma_qp_index_offset;
559   result.second_chroma_qp_index_offset = pic->pps->second_chroma_qp_index_offset;
560
561   memcpy(result.scaling_list_4x4, pic->pps->ScalingList4x4, 6 * 16);
562   memcpy(result.scaling_list_8x8, pic->pps->ScalingList8x8, 2 * 64);
563
564   if (dec->stream_type == RUVD_CODEC_H264_PERF) {
565      memcpy(dec->it, result.scaling_list_4x4, 6 * 16);
566      memcpy((dec->it + 96), result.scaling_list_8x8, 2 * 64);
567   }
568
569   result.num_ref_frames = pic->num_ref_frames;
570
571   result.num_ref_idx_l0_active_minus1 = pic->num_ref_idx_l0_active_minus1;
572   result.num_ref_idx_l1_active_minus1 = pic->num_ref_idx_l1_active_minus1;
573
574   result.frame_num = pic->frame_num;
575   memcpy(result.frame_num_list, pic->frame_num_list, 4 * 16);
576   result.curr_field_order_cnt_list[0] = pic->field_order_cnt[0];
577   result.curr_field_order_cnt_list[1] = pic->field_order_cnt[1];
578   memcpy(result.field_order_cnt_list, pic->field_order_cnt_list, 4 * 16 * 2);
579
580   result.decoded_pic_idx = pic->frame_num;
581
582   return result;
583}
584
585/* get h265 specific message bits */
586static struct ruvd_h265 get_h265_msg(struct ruvd_decoder *dec, struct pipe_video_buffer *target,
587                                     struct pipe_h265_picture_desc *pic)
588{
589   struct ruvd_h265 result;
590   unsigned i, j;
591
592   memset(&result, 0, sizeof(result));
593
594   result.sps_info_flags = 0;
595   result.sps_info_flags |= pic->pps->sps->scaling_list_enabled_flag << 0;
596   result.sps_info_flags |= pic->pps->sps->amp_enabled_flag << 1;
597   result.sps_info_flags |= pic->pps->sps->sample_adaptive_offset_enabled_flag << 2;
598   result.sps_info_flags |= pic->pps->sps->pcm_enabled_flag << 3;
599   result.sps_info_flags |= pic->pps->sps->pcm_loop_filter_disabled_flag << 4;
600   result.sps_info_flags |= pic->pps->sps->long_term_ref_pics_present_flag << 5;
601   result.sps_info_flags |= pic->pps->sps->sps_temporal_mvp_enabled_flag << 6;
602   result.sps_info_flags |= pic->pps->sps->strong_intra_smoothing_enabled_flag << 7;
603   result.sps_info_flags |= pic->pps->sps->separate_colour_plane_flag << 8;
604   if (((struct si_screen *)dec->screen)->info.family == CHIP_CARRIZO)
605      result.sps_info_flags |= 1 << 9;
606   if (pic->UseRefPicList == true)
607      result.sps_info_flags |= 1 << 10;
608
609   result.chroma_format = pic->pps->sps->chroma_format_idc;
610   result.bit_depth_luma_minus8 = pic->pps->sps->bit_depth_luma_minus8;
611   result.bit_depth_chroma_minus8 = pic->pps->sps->bit_depth_chroma_minus8;
612   result.log2_max_pic_order_cnt_lsb_minus4 = pic->pps->sps->log2_max_pic_order_cnt_lsb_minus4;
613   result.sps_max_dec_pic_buffering_minus1 = pic->pps->sps->sps_max_dec_pic_buffering_minus1;
614   result.log2_min_luma_coding_block_size_minus3 =
615      pic->pps->sps->log2_min_luma_coding_block_size_minus3;
616   result.log2_diff_max_min_luma_coding_block_size =
617      pic->pps->sps->log2_diff_max_min_luma_coding_block_size;
618   result.log2_min_transform_block_size_minus2 =
619      pic->pps->sps->log2_min_transform_block_size_minus2;
620   result.log2_diff_max_min_transform_block_size =
621      pic->pps->sps->log2_diff_max_min_transform_block_size;
622   result.max_transform_hierarchy_depth_inter = pic->pps->sps->max_transform_hierarchy_depth_inter;
623   result.max_transform_hierarchy_depth_intra = pic->pps->sps->max_transform_hierarchy_depth_intra;
624   result.pcm_sample_bit_depth_luma_minus1 = pic->pps->sps->pcm_sample_bit_depth_luma_minus1;
625   result.pcm_sample_bit_depth_chroma_minus1 = pic->pps->sps->pcm_sample_bit_depth_chroma_minus1;
626   result.log2_min_pcm_luma_coding_block_size_minus3 =
627      pic->pps->sps->log2_min_pcm_luma_coding_block_size_minus3;
628   result.log2_diff_max_min_pcm_luma_coding_block_size =
629      pic->pps->sps->log2_diff_max_min_pcm_luma_coding_block_size;
630   result.num_short_term_ref_pic_sets = pic->pps->sps->num_short_term_ref_pic_sets;
631
632   result.pps_info_flags = 0;
633   result.pps_info_flags |= pic->pps->dependent_slice_segments_enabled_flag << 0;
634   result.pps_info_flags |= pic->pps->output_flag_present_flag << 1;
635   result.pps_info_flags |= pic->pps->sign_data_hiding_enabled_flag << 2;
636   result.pps_info_flags |= pic->pps->cabac_init_present_flag << 3;
637   result.pps_info_flags |= pic->pps->constrained_intra_pred_flag << 4;
638   result.pps_info_flags |= pic->pps->transform_skip_enabled_flag << 5;
639   result.pps_info_flags |= pic->pps->cu_qp_delta_enabled_flag << 6;
640   result.pps_info_flags |= pic->pps->pps_slice_chroma_qp_offsets_present_flag << 7;
641   result.pps_info_flags |= pic->pps->weighted_pred_flag << 8;
642   result.pps_info_flags |= pic->pps->weighted_bipred_flag << 9;
643   result.pps_info_flags |= pic->pps->transquant_bypass_enabled_flag << 10;
644   result.pps_info_flags |= pic->pps->tiles_enabled_flag << 11;
645   result.pps_info_flags |= pic->pps->entropy_coding_sync_enabled_flag << 12;
646   result.pps_info_flags |= pic->pps->uniform_spacing_flag << 13;
647   result.pps_info_flags |= pic->pps->loop_filter_across_tiles_enabled_flag << 14;
648   result.pps_info_flags |= pic->pps->pps_loop_filter_across_slices_enabled_flag << 15;
649   result.pps_info_flags |= pic->pps->deblocking_filter_override_enabled_flag << 16;
650   result.pps_info_flags |= pic->pps->pps_deblocking_filter_disabled_flag << 17;
651   result.pps_info_flags |= pic->pps->lists_modification_present_flag << 18;
652   result.pps_info_flags |= pic->pps->slice_segment_header_extension_present_flag << 19;
653   // result.pps_info_flags |= pic->pps->deblocking_filter_control_present_flag; ???
654
655   result.num_extra_slice_header_bits = pic->pps->num_extra_slice_header_bits;
656   result.num_long_term_ref_pic_sps = pic->pps->sps->num_long_term_ref_pics_sps;
657   result.num_ref_idx_l0_default_active_minus1 = pic->pps->num_ref_idx_l0_default_active_minus1;
658   result.num_ref_idx_l1_default_active_minus1 = pic->pps->num_ref_idx_l1_default_active_minus1;
659   result.pps_cb_qp_offset = pic->pps->pps_cb_qp_offset;
660   result.pps_cr_qp_offset = pic->pps->pps_cr_qp_offset;
661   result.pps_beta_offset_div2 = pic->pps->pps_beta_offset_div2;
662   result.pps_tc_offset_div2 = pic->pps->pps_tc_offset_div2;
663   result.diff_cu_qp_delta_depth = pic->pps->diff_cu_qp_delta_depth;
664   result.num_tile_columns_minus1 = pic->pps->num_tile_columns_minus1;
665   result.num_tile_rows_minus1 = pic->pps->num_tile_rows_minus1;
666   result.log2_parallel_merge_level_minus2 = pic->pps->log2_parallel_merge_level_minus2;
667   result.init_qp_minus26 = pic->pps->init_qp_minus26;
668
669   for (i = 0; i < 19; ++i)
670      result.column_width_minus1[i] = pic->pps->column_width_minus1[i];
671
672   for (i = 0; i < 21; ++i)
673      result.row_height_minus1[i] = pic->pps->row_height_minus1[i];
674
675   result.num_delta_pocs_ref_rps_idx = pic->NumDeltaPocsOfRefRpsIdx;
676   result.curr_poc = pic->CurrPicOrderCntVal;
677
678   for (i = 0; i < 16; i++) {
679      for (j = 0; (pic->ref[j] != NULL) && (j < 16); j++) {
680         if (dec->render_pic_list[i] == pic->ref[j])
681            break;
682         if (j == 15)
683            dec->render_pic_list[i] = NULL;
684         else if (pic->ref[j + 1] == NULL)
685            dec->render_pic_list[i] = NULL;
686      }
687   }
688   for (i = 0; i < 16; i++) {
689      if (dec->render_pic_list[i] == NULL) {
690         dec->render_pic_list[i] = target;
691         result.curr_idx = i;
692         break;
693      }
694   }
695
696   vl_video_buffer_set_associated_data(target, &dec->base, (void *)(uintptr_t)result.curr_idx,
697                                       &ruvd_destroy_associated_data);
698
699   for (i = 0; i < 16; ++i) {
700      struct pipe_video_buffer *ref = pic->ref[i];
701      uintptr_t ref_pic = 0;
702
703      result.poc_list[i] = pic->PicOrderCntVal[i];
704
705      if (ref)
706         ref_pic = (uintptr_t)vl_video_buffer_get_associated_data(ref, &dec->base);
707      else
708         ref_pic = 0x7F;
709      result.ref_pic_list[i] = ref_pic;
710   }
711
712   for (i = 0; i < 8; ++i) {
713      result.ref_pic_set_st_curr_before[i] = 0xFF;
714      result.ref_pic_set_st_curr_after[i] = 0xFF;
715      result.ref_pic_set_lt_curr[i] = 0xFF;
716   }
717
718   for (i = 0; i < pic->NumPocStCurrBefore; ++i)
719      result.ref_pic_set_st_curr_before[i] = pic->RefPicSetStCurrBefore[i];
720
721   for (i = 0; i < pic->NumPocStCurrAfter; ++i)
722      result.ref_pic_set_st_curr_after[i] = pic->RefPicSetStCurrAfter[i];
723
724   for (i = 0; i < pic->NumPocLtCurr; ++i)
725      result.ref_pic_set_lt_curr[i] = pic->RefPicSetLtCurr[i];
726
727   for (i = 0; i < 6; ++i)
728      result.ucScalingListDCCoefSizeID2[i] = pic->pps->sps->ScalingListDCCoeff16x16[i];
729
730   for (i = 0; i < 2; ++i)
731      result.ucScalingListDCCoefSizeID3[i] = pic->pps->sps->ScalingListDCCoeff32x32[i];
732
733   memcpy(dec->it, pic->pps->sps->ScalingList4x4, 6 * 16);
734   memcpy(dec->it + 96, pic->pps->sps->ScalingList8x8, 6 * 64);
735   memcpy(dec->it + 480, pic->pps->sps->ScalingList16x16, 6 * 64);
736   memcpy(dec->it + 864, pic->pps->sps->ScalingList32x32, 2 * 64);
737
738   for (i = 0; i < 2; i++) {
739      for (j = 0; j < 15; j++)
740         result.direct_reflist[i][j] = pic->RefPicList[i][j];
741   }
742
743   if (pic->base.profile == PIPE_VIDEO_PROFILE_HEVC_MAIN_10) {
744      if (target->buffer_format == PIPE_FORMAT_P010 || target->buffer_format == PIPE_FORMAT_P016) {
745         result.p010_mode = 1;
746         result.msb_mode = 1;
747      } else {
748         result.luma_10to8 = 5;
749         result.chroma_10to8 = 5;
750         result.sclr_luma10to8 = 4;
751         result.sclr_chroma10to8 = 4;
752      }
753   }
754
755   /* TODO
756   result.highestTid;
757   result.isNonRef;
758
759   IDRPicFlag;
760   RAPPicFlag;
761   NumPocTotalCurr;
762   NumShortTermPictureSliceHeaderBits;
763   NumLongTermPictureSliceHeaderBits;
764
765   IsLongTerm[16];
766   */
767
768   return result;
769}
770
771/* get vc1 specific message bits */
772static struct ruvd_vc1 get_vc1_msg(struct pipe_vc1_picture_desc *pic)
773{
774   struct ruvd_vc1 result;
775
776   memset(&result, 0, sizeof(result));
777
778   switch (pic->base.profile) {
779   case PIPE_VIDEO_PROFILE_VC1_SIMPLE:
780      result.profile = RUVD_VC1_PROFILE_SIMPLE;
781      result.level = 1;
782      break;
783
784   case PIPE_VIDEO_PROFILE_VC1_MAIN:
785      result.profile = RUVD_VC1_PROFILE_MAIN;
786      result.level = 2;
787      break;
788
789   case PIPE_VIDEO_PROFILE_VC1_ADVANCED:
790      result.profile = RUVD_VC1_PROFILE_ADVANCED;
791      result.level = 4;
792      break;
793
794   default:
795      assert(0);
796   }
797
798   /* fields common for all profiles */
799   result.sps_info_flags |= pic->postprocflag << 7;
800   result.sps_info_flags |= pic->pulldown << 6;
801   result.sps_info_flags |= pic->interlace << 5;
802   result.sps_info_flags |= pic->tfcntrflag << 4;
803   result.sps_info_flags |= pic->finterpflag << 3;
804   result.sps_info_flags |= pic->psf << 1;
805
806   result.pps_info_flags |= pic->range_mapy_flag << 31;
807   result.pps_info_flags |= pic->range_mapy << 28;
808   result.pps_info_flags |= pic->range_mapuv_flag << 27;
809   result.pps_info_flags |= pic->range_mapuv << 24;
810   result.pps_info_flags |= pic->multires << 21;
811   result.pps_info_flags |= pic->maxbframes << 16;
812   result.pps_info_flags |= pic->overlap << 11;
813   result.pps_info_flags |= pic->quantizer << 9;
814   result.pps_info_flags |= pic->panscan_flag << 7;
815   result.pps_info_flags |= pic->refdist_flag << 6;
816   result.pps_info_flags |= pic->vstransform << 0;
817
818   /* some fields only apply to main/advanced profile */
819   if (pic->base.profile != PIPE_VIDEO_PROFILE_VC1_SIMPLE) {
820      result.pps_info_flags |= pic->syncmarker << 20;
821      result.pps_info_flags |= pic->rangered << 19;
822      result.pps_info_flags |= pic->loopfilter << 5;
823      result.pps_info_flags |= pic->fastuvmc << 4;
824      result.pps_info_flags |= pic->extended_mv << 3;
825      result.pps_info_flags |= pic->extended_dmv << 8;
826      result.pps_info_flags |= pic->dquant << 1;
827   }
828
829   result.chroma_format = 1;
830
831#if 0
832//(((unsigned int)(pPicParams->advance.reserved1)) << SPS_INFO_VC1_RESERVED_SHIFT)
833uint32_t  slice_count
834uint8_t   picture_type
835uint8_t   frame_coding_mode
836uint8_t   deblockEnable
837uint8_t   pquant
838#endif
839
840   return result;
841}
842
843/* extract the frame number from a referenced video buffer */
844static uint32_t get_ref_pic_idx(struct ruvd_decoder *dec, struct pipe_video_buffer *ref)
845{
846   uint32_t min = MAX2(dec->frame_number, NUM_MPEG2_REFS) - NUM_MPEG2_REFS;
847   uint32_t max = MAX2(dec->frame_number, 1) - 1;
848   uintptr_t frame;
849
850   /* seems to be the most sane fallback */
851   if (!ref)
852      return max;
853
854   /* get the frame number from the associated data */
855   frame = (uintptr_t)vl_video_buffer_get_associated_data(ref, &dec->base);
856
857   /* limit the frame number to a valid range */
858   return MAX2(MIN2(frame, max), min);
859}
860
861/* get mpeg2 specific msg bits */
862static struct ruvd_mpeg2 get_mpeg2_msg(struct ruvd_decoder *dec,
863                                       struct pipe_mpeg12_picture_desc *pic)
864{
865   const int *zscan = pic->alternate_scan ? vl_zscan_alternate : vl_zscan_normal;
866   struct ruvd_mpeg2 result;
867   unsigned i;
868
869   memset(&result, 0, sizeof(result));
870   result.decoded_pic_idx = dec->frame_number;
871   for (i = 0; i < 2; ++i)
872      result.ref_pic_idx[i] = get_ref_pic_idx(dec, pic->ref[i]);
873
874   if (pic->intra_matrix) {
875      result.load_intra_quantiser_matrix = 1;
876      for (i = 0; i < 64; ++i) {
877         result.intra_quantiser_matrix[i] = pic->intra_matrix[zscan[i]];
878      }
879   }
880   if (pic->non_intra_matrix) {
881      result.load_nonintra_quantiser_matrix = 1;
882      for (i = 0; i < 64; ++i) {
883         result.nonintra_quantiser_matrix[i] = pic->non_intra_matrix[zscan[i]];
884      }
885   }
886
887   result.profile_and_level_indication = 0;
888   result.chroma_format = 0x1;
889
890   result.picture_coding_type = pic->picture_coding_type;
891   result.f_code[0][0] = pic->f_code[0][0] + 1;
892   result.f_code[0][1] = pic->f_code[0][1] + 1;
893   result.f_code[1][0] = pic->f_code[1][0] + 1;
894   result.f_code[1][1] = pic->f_code[1][1] + 1;
895   result.intra_dc_precision = pic->intra_dc_precision;
896   result.pic_structure = pic->picture_structure;
897   result.top_field_first = pic->top_field_first;
898   result.frame_pred_frame_dct = pic->frame_pred_frame_dct;
899   result.concealment_motion_vectors = pic->concealment_motion_vectors;
900   result.q_scale_type = pic->q_scale_type;
901   result.intra_vlc_format = pic->intra_vlc_format;
902   result.alternate_scan = pic->alternate_scan;
903
904   return result;
905}
906
907/* get mpeg4 specific msg bits */
908static struct ruvd_mpeg4 get_mpeg4_msg(struct ruvd_decoder *dec,
909                                       struct pipe_mpeg4_picture_desc *pic)
910{
911   struct ruvd_mpeg4 result;
912   unsigned i;
913
914   memset(&result, 0, sizeof(result));
915   result.decoded_pic_idx = dec->frame_number;
916   for (i = 0; i < 2; ++i)
917      result.ref_pic_idx[i] = get_ref_pic_idx(dec, pic->ref[i]);
918
919   result.variant_type = 0;
920   result.profile_and_level_indication = 0xF0; // ASP Level0
921
922   result.video_object_layer_verid = 0x5; // advanced simple
923   result.video_object_layer_shape = 0x0; // rectangular
924
925   result.video_object_layer_width = dec->base.width;
926   result.video_object_layer_height = dec->base.height;
927
928   result.vop_time_increment_resolution = pic->vop_time_increment_resolution;
929
930   result.flags |= pic->short_video_header << 0;
931   // result.flags |= obmc_disable << 1;
932   result.flags |= pic->interlaced << 2;
933   result.flags |= 1 << 3; // load_intra_quant_mat
934   result.flags |= 1 << 4; // load_nonintra_quant_mat
935   result.flags |= pic->quarter_sample << 5;
936   result.flags |= 1 << 6; // complexity_estimation_disable
937   result.flags |= pic->resync_marker_disable << 7;
938   // result.flags |= data_partitioned << 8;
939   // result.flags |= reversible_vlc << 9;
940   result.flags |= 0 << 10; // newpred_enable
941   result.flags |= 0 << 11; // reduced_resolution_vop_enable
942   // result.flags |= scalability << 12;
943   // result.flags |= is_object_layer_identifier << 13;
944   // result.flags |= fixed_vop_rate << 14;
945   // result.flags |= newpred_segment_type << 15;
946
947   result.quant_type = pic->quant_type;
948
949   for (i = 0; i < 64; ++i) {
950      result.intra_quant_mat[i] = pic->intra_matrix[vl_zscan_normal[i]];
951      result.nonintra_quant_mat[i] = pic->non_intra_matrix[vl_zscan_normal[i]];
952   }
953
954   /*
955   int32_t    trd [2]
956   int32_t    trb [2]
957   uint8_t    vop_coding_type
958   uint8_t    vop_fcode_forward
959   uint8_t    vop_fcode_backward
960   uint8_t    rounding_control
961   uint8_t    alternate_vertical_scan_flag
962   uint8_t    top_field_first
963   */
964
965   return result;
966}
967
968/**
969 * destroy this video decoder
970 */
971static void ruvd_destroy(struct pipe_video_codec *decoder)
972{
973   struct ruvd_decoder *dec = (struct ruvd_decoder *)decoder;
974   unsigned i;
975
976   assert(decoder);
977
978   map_msg_fb_it_buf(dec);
979   dec->msg->size = sizeof(*dec->msg);
980   dec->msg->msg_type = RUVD_MSG_DESTROY;
981   dec->msg->stream_handle = dec->stream_handle;
982   send_msg_buf(dec);
983
984   flush(dec, 0);
985
986   dec->ws->cs_destroy(&dec->cs);
987
988   for (i = 0; i < NUM_BUFFERS; ++i) {
989      si_vid_destroy_buffer(&dec->msg_fb_it_buffers[i]);
990      si_vid_destroy_buffer(&dec->bs_buffers[i]);
991   }
992
993   si_vid_destroy_buffer(&dec->dpb);
994   si_vid_destroy_buffer(&dec->ctx);
995   si_vid_destroy_buffer(&dec->sessionctx);
996
997   FREE(dec);
998}
999
1000/**
1001 * start decoding of a new frame
1002 */
1003static void ruvd_begin_frame(struct pipe_video_codec *decoder, struct pipe_video_buffer *target,
1004                             struct pipe_picture_desc *picture)
1005{
1006   struct ruvd_decoder *dec = (struct ruvd_decoder *)decoder;
1007   uintptr_t frame;
1008
1009   assert(decoder);
1010
1011   frame = ++dec->frame_number;
1012   vl_video_buffer_set_associated_data(target, decoder, (void *)frame,
1013                                       &ruvd_destroy_associated_data);
1014
1015   dec->bs_size = 0;
1016   dec->bs_ptr = dec->ws->buffer_map(dec->ws, dec->bs_buffers[dec->cur_buffer].res->buf, &dec->cs,
1017                                     PIPE_MAP_WRITE | RADEON_MAP_TEMPORARY);
1018}
1019
1020/**
1021 * decode a macroblock
1022 */
1023static void ruvd_decode_macroblock(struct pipe_video_codec *decoder,
1024                                   struct pipe_video_buffer *target,
1025                                   struct pipe_picture_desc *picture,
1026                                   const struct pipe_macroblock *macroblocks,
1027                                   unsigned num_macroblocks)
1028{
1029   /* not supported (yet) */
1030   assert(0);
1031}
1032
1033/**
1034 * decode a bitstream
1035 */
1036static void ruvd_decode_bitstream(struct pipe_video_codec *decoder,
1037                                  struct pipe_video_buffer *target,
1038                                  struct pipe_picture_desc *picture, unsigned num_buffers,
1039                                  const void *const *buffers, const unsigned *sizes)
1040{
1041   struct ruvd_decoder *dec = (struct ruvd_decoder *)decoder;
1042   unsigned i;
1043
1044   assert(decoder);
1045
1046   if (!dec->bs_ptr)
1047      return;
1048
1049   for (i = 0; i < num_buffers; ++i) {
1050      struct rvid_buffer *buf = &dec->bs_buffers[dec->cur_buffer];
1051      unsigned new_size = dec->bs_size + sizes[i];
1052
1053      if (new_size > buf->res->buf->size) {
1054         dec->ws->buffer_unmap(dec->ws, buf->res->buf);
1055         if (!si_vid_resize_buffer(dec->screen, &dec->cs, buf, new_size)) {
1056            RVID_ERR("Can't resize bitstream buffer!");
1057            return;
1058         }
1059
1060         dec->bs_ptr = dec->ws->buffer_map(dec->ws, buf->res->buf, &dec->cs,
1061                                           PIPE_MAP_WRITE | RADEON_MAP_TEMPORARY);
1062         if (!dec->bs_ptr)
1063            return;
1064
1065         dec->bs_ptr += dec->bs_size;
1066      }
1067
1068      memcpy(dec->bs_ptr, buffers[i], sizes[i]);
1069      dec->bs_size += sizes[i];
1070      dec->bs_ptr += sizes[i];
1071   }
1072}
1073
1074/**
1075 * end decoding of the current frame
1076 */
1077static void ruvd_end_frame(struct pipe_video_codec *decoder, struct pipe_video_buffer *target,
1078                           struct pipe_picture_desc *picture)
1079{
1080   struct ruvd_decoder *dec = (struct ruvd_decoder *)decoder;
1081   struct pb_buffer *dt;
1082   struct rvid_buffer *msg_fb_it_buf, *bs_buf;
1083   unsigned bs_size;
1084
1085   assert(decoder);
1086
1087   if (!dec->bs_ptr)
1088      return;
1089
1090   msg_fb_it_buf = &dec->msg_fb_it_buffers[dec->cur_buffer];
1091   bs_buf = &dec->bs_buffers[dec->cur_buffer];
1092
1093   bs_size = align(dec->bs_size, 128);
1094   memset(dec->bs_ptr, 0, bs_size - dec->bs_size);
1095   dec->ws->buffer_unmap(dec->ws, bs_buf->res->buf);
1096
1097   map_msg_fb_it_buf(dec);
1098   dec->msg->size = sizeof(*dec->msg);
1099   dec->msg->msg_type = RUVD_MSG_DECODE;
1100   dec->msg->stream_handle = dec->stream_handle;
1101   dec->msg->status_report_feedback_number = dec->frame_number;
1102
1103   dec->msg->body.decode.stream_type = dec->stream_type;
1104   dec->msg->body.decode.decode_flags = 0x1;
1105   dec->msg->body.decode.width_in_samples = dec->base.width;
1106   dec->msg->body.decode.height_in_samples = dec->base.height;
1107
1108   if ((picture->profile == PIPE_VIDEO_PROFILE_VC1_SIMPLE) ||
1109       (picture->profile == PIPE_VIDEO_PROFILE_VC1_MAIN)) {
1110      dec->msg->body.decode.width_in_samples =
1111         align(dec->msg->body.decode.width_in_samples, 16) / 16;
1112      dec->msg->body.decode.height_in_samples =
1113         align(dec->msg->body.decode.height_in_samples, 16) / 16;
1114   }
1115
1116   if (dec->dpb.res)
1117      dec->msg->body.decode.dpb_size = dec->dpb.res->buf->size;
1118   dec->msg->body.decode.bsd_size = bs_size;
1119   dec->msg->body.decode.db_pitch = align(dec->base.width, get_db_pitch_alignment(dec));
1120
1121   if (dec->stream_type == RUVD_CODEC_H264_PERF &&
1122       ((struct si_screen *)dec->screen)->info.family >= CHIP_POLARIS10)
1123      dec->msg->body.decode.dpb_reserved = dec->ctx.res->buf->size;
1124
1125   dt = dec->set_dtb(dec->msg, (struct vl_video_buffer *)target);
1126   if (((struct si_screen *)dec->screen)->info.family >= CHIP_STONEY)
1127      dec->msg->body.decode.dt_wa_chroma_top_offset = dec->msg->body.decode.dt_pitch / 2;
1128
1129   switch (u_reduce_video_profile(picture->profile)) {
1130   case PIPE_VIDEO_FORMAT_MPEG4_AVC:
1131      dec->msg->body.decode.codec.h264 =
1132         get_h264_msg(dec, (struct pipe_h264_picture_desc *)picture);
1133      break;
1134
1135   case PIPE_VIDEO_FORMAT_HEVC:
1136      dec->msg->body.decode.codec.h265 =
1137         get_h265_msg(dec, target, (struct pipe_h265_picture_desc *)picture);
1138      if (dec->ctx.res == NULL) {
1139         unsigned ctx_size;
1140         if (dec->base.profile == PIPE_VIDEO_PROFILE_HEVC_MAIN_10)
1141            ctx_size = calc_ctx_size_h265_main10(dec, (struct pipe_h265_picture_desc *)picture);
1142         else
1143            ctx_size = calc_ctx_size_h265_main(dec);
1144         if (!si_vid_create_buffer(dec->screen, &dec->ctx, ctx_size, PIPE_USAGE_DEFAULT)) {
1145            RVID_ERR("Can't allocated context buffer.\n");
1146         }
1147         si_vid_clear_buffer(decoder->context, &dec->ctx);
1148      }
1149
1150      if (dec->ctx.res)
1151         dec->msg->body.decode.dpb_reserved = dec->ctx.res->buf->size;
1152      break;
1153
1154   case PIPE_VIDEO_FORMAT_VC1:
1155      dec->msg->body.decode.codec.vc1 = get_vc1_msg((struct pipe_vc1_picture_desc *)picture);
1156      break;
1157
1158   case PIPE_VIDEO_FORMAT_MPEG12:
1159      dec->msg->body.decode.codec.mpeg2 =
1160         get_mpeg2_msg(dec, (struct pipe_mpeg12_picture_desc *)picture);
1161      break;
1162
1163   case PIPE_VIDEO_FORMAT_MPEG4:
1164      dec->msg->body.decode.codec.mpeg4 =
1165         get_mpeg4_msg(dec, (struct pipe_mpeg4_picture_desc *)picture);
1166      break;
1167
1168   case PIPE_VIDEO_FORMAT_JPEG:
1169      break;
1170
1171   default:
1172      assert(0);
1173      return;
1174   }
1175
1176   dec->msg->body.decode.db_surf_tile_config = dec->msg->body.decode.dt_surf_tile_config;
1177   dec->msg->body.decode.extension_support = 0x1;
1178
1179   /* set at least the feedback buffer size */
1180   dec->fb[0] = dec->fb_size;
1181
1182   send_msg_buf(dec);
1183
1184   if (dec->dpb.res)
1185      send_cmd(dec, RUVD_CMD_DPB_BUFFER, dec->dpb.res->buf, 0, RADEON_USAGE_READWRITE,
1186               RADEON_DOMAIN_VRAM);
1187
1188   if (dec->ctx.res)
1189      send_cmd(dec, RUVD_CMD_CONTEXT_BUFFER, dec->ctx.res->buf, 0, RADEON_USAGE_READWRITE,
1190               RADEON_DOMAIN_VRAM);
1191   send_cmd(dec, RUVD_CMD_BITSTREAM_BUFFER, bs_buf->res->buf, 0, RADEON_USAGE_READ,
1192            RADEON_DOMAIN_GTT);
1193   send_cmd(dec, RUVD_CMD_DECODING_TARGET_BUFFER, dt, 0, RADEON_USAGE_WRITE, RADEON_DOMAIN_VRAM);
1194   send_cmd(dec, RUVD_CMD_FEEDBACK_BUFFER, msg_fb_it_buf->res->buf, FB_BUFFER_OFFSET,
1195            RADEON_USAGE_WRITE, RADEON_DOMAIN_GTT);
1196   if (have_it(dec))
1197      send_cmd(dec, RUVD_CMD_ITSCALING_TABLE_BUFFER, msg_fb_it_buf->res->buf,
1198               FB_BUFFER_OFFSET + dec->fb_size, RADEON_USAGE_READ, RADEON_DOMAIN_GTT);
1199   set_reg(dec, dec->reg.cntl, 1);
1200
1201   flush(dec, PIPE_FLUSH_ASYNC);
1202   next_buffer(dec);
1203}
1204
1205/**
1206 * flush any outstanding command buffers to the hardware
1207 */
1208static void ruvd_flush(struct pipe_video_codec *decoder)
1209{
1210}
1211
1212/**
1213 * create and UVD decoder
1214 */
1215struct pipe_video_codec *si_common_uvd_create_decoder(struct pipe_context *context,
1216                                                      const struct pipe_video_codec *templ,
1217                                                      ruvd_set_dtb set_dtb)
1218{
1219   struct si_context *sctx = (struct si_context *)context;
1220   struct radeon_winsys *ws = sctx->ws;
1221   unsigned dpb_size;
1222   unsigned width = templ->width, height = templ->height;
1223   unsigned bs_buf_size;
1224   struct ruvd_decoder *dec;
1225   int r, i;
1226
1227   switch (u_reduce_video_profile(templ->profile)) {
1228   case PIPE_VIDEO_FORMAT_MPEG12:
1229      if (templ->entrypoint > PIPE_VIDEO_ENTRYPOINT_BITSTREAM)
1230         return vl_create_mpeg12_decoder(context, templ);
1231
1232      FALLTHROUGH;
1233   case PIPE_VIDEO_FORMAT_MPEG4:
1234      width = align(width, VL_MACROBLOCK_WIDTH);
1235      height = align(height, VL_MACROBLOCK_HEIGHT);
1236      break;
1237   case PIPE_VIDEO_FORMAT_MPEG4_AVC:
1238      width = align(width, VL_MACROBLOCK_WIDTH);
1239      height = align(height, VL_MACROBLOCK_HEIGHT);
1240      break;
1241
1242   default:
1243      break;
1244   }
1245
1246   dec = CALLOC_STRUCT(ruvd_decoder);
1247
1248   if (!dec)
1249      return NULL;
1250
1251   if (!sctx->screen->info.is_amdgpu)
1252      dec->use_legacy = true;
1253
1254   dec->base = *templ;
1255   dec->base.context = context;
1256   dec->base.width = width;
1257   dec->base.height = height;
1258
1259   dec->base.destroy = ruvd_destroy;
1260   dec->base.begin_frame = ruvd_begin_frame;
1261   dec->base.decode_macroblock = ruvd_decode_macroblock;
1262   dec->base.decode_bitstream = ruvd_decode_bitstream;
1263   dec->base.end_frame = ruvd_end_frame;
1264   dec->base.flush = ruvd_flush;
1265
1266   dec->stream_type = profile2stream_type(dec, sctx->family);
1267   dec->set_dtb = set_dtb;
1268   dec->stream_handle = si_vid_alloc_stream_handle();
1269   dec->screen = context->screen;
1270   dec->ws = ws;
1271
1272   if (!ws->cs_create(&dec->cs, sctx->ctx, AMD_IP_UVD, NULL, NULL, false)) {
1273      RVID_ERR("Can't get command submission context.\n");
1274      goto error;
1275   }
1276
1277   for (i = 0; i < 16; i++)
1278      dec->render_pic_list[i] = NULL;
1279   dec->fb_size = (sctx->family == CHIP_TONGA) ? FB_BUFFER_SIZE_TONGA : FB_BUFFER_SIZE;
1280   bs_buf_size = width * height * (512 / (16 * 16));
1281   for (i = 0; i < NUM_BUFFERS; ++i) {
1282      unsigned msg_fb_it_size = FB_BUFFER_OFFSET + dec->fb_size;
1283      STATIC_ASSERT(sizeof(struct ruvd_msg) <= FB_BUFFER_OFFSET);
1284      if (have_it(dec))
1285         msg_fb_it_size += IT_SCALING_TABLE_SIZE;
1286      if (!si_vid_create_buffer(dec->screen, &dec->msg_fb_it_buffers[i], msg_fb_it_size,
1287                                PIPE_USAGE_STAGING)) {
1288         RVID_ERR("Can't allocated message buffers.\n");
1289         goto error;
1290      }
1291
1292      if (!si_vid_create_buffer(dec->screen, &dec->bs_buffers[i], bs_buf_size,
1293                                PIPE_USAGE_STAGING)) {
1294         RVID_ERR("Can't allocated bitstream buffers.\n");
1295         goto error;
1296      }
1297
1298      si_vid_clear_buffer(context, &dec->msg_fb_it_buffers[i]);
1299      si_vid_clear_buffer(context, &dec->bs_buffers[i]);
1300   }
1301
1302   dpb_size = calc_dpb_size(dec);
1303   if (dpb_size) {
1304      if (!si_vid_create_buffer(dec->screen, &dec->dpb, dpb_size, PIPE_USAGE_DEFAULT)) {
1305         RVID_ERR("Can't allocated dpb.\n");
1306         goto error;
1307      }
1308      si_vid_clear_buffer(context, &dec->dpb);
1309   }
1310
1311   if (dec->stream_type == RUVD_CODEC_H264_PERF && sctx->family >= CHIP_POLARIS10) {
1312      unsigned ctx_size = calc_ctx_size_h264_perf(dec);
1313      if (!si_vid_create_buffer(dec->screen, &dec->ctx, ctx_size, PIPE_USAGE_DEFAULT)) {
1314         RVID_ERR("Can't allocated context buffer.\n");
1315         goto error;
1316      }
1317      si_vid_clear_buffer(context, &dec->ctx);
1318   }
1319
1320   if (sctx->family >= CHIP_POLARIS10) {
1321      if (!si_vid_create_buffer(dec->screen, &dec->sessionctx, UVD_SESSION_CONTEXT_SIZE,
1322                                PIPE_USAGE_DEFAULT)) {
1323         RVID_ERR("Can't allocated session ctx.\n");
1324         goto error;
1325      }
1326      si_vid_clear_buffer(context, &dec->sessionctx);
1327   }
1328
1329   if (sctx->family >= CHIP_VEGA10) {
1330      dec->reg.data0 = RUVD_GPCOM_VCPU_DATA0_SOC15;
1331      dec->reg.data1 = RUVD_GPCOM_VCPU_DATA1_SOC15;
1332      dec->reg.cmd = RUVD_GPCOM_VCPU_CMD_SOC15;
1333      dec->reg.cntl = RUVD_ENGINE_CNTL_SOC15;
1334   } else {
1335      dec->reg.data0 = RUVD_GPCOM_VCPU_DATA0;
1336      dec->reg.data1 = RUVD_GPCOM_VCPU_DATA1;
1337      dec->reg.cmd = RUVD_GPCOM_VCPU_CMD;
1338      dec->reg.cntl = RUVD_ENGINE_CNTL;
1339   }
1340
1341   map_msg_fb_it_buf(dec);
1342   dec->msg->size = sizeof(*dec->msg);
1343   dec->msg->msg_type = RUVD_MSG_CREATE;
1344   dec->msg->stream_handle = dec->stream_handle;
1345   dec->msg->body.create.stream_type = dec->stream_type;
1346   dec->msg->body.create.width_in_samples = dec->base.width;
1347   dec->msg->body.create.height_in_samples = dec->base.height;
1348   dec->msg->body.create.dpb_size = dpb_size;
1349   send_msg_buf(dec);
1350   r = flush(dec, 0);
1351   if (r)
1352      goto error;
1353
1354   next_buffer(dec);
1355
1356   return &dec->base;
1357
1358error:
1359   dec->ws->cs_destroy(&dec->cs);
1360
1361   for (i = 0; i < NUM_BUFFERS; ++i) {
1362      si_vid_destroy_buffer(&dec->msg_fb_it_buffers[i]);
1363      si_vid_destroy_buffer(&dec->bs_buffers[i]);
1364   }
1365
1366   si_vid_destroy_buffer(&dec->dpb);
1367   si_vid_destroy_buffer(&dec->ctx);
1368   si_vid_destroy_buffer(&dec->sessionctx);
1369
1370   FREE(dec);
1371
1372   return NULL;
1373}
1374
1375/* calculate top/bottom offset */
1376static unsigned texture_offset(struct radeon_surf *surface, unsigned layer,
1377                               enum ruvd_surface_type type)
1378{
1379   switch (type) {
1380   default:
1381   case RUVD_SURFACE_TYPE_LEGACY:
1382      return (uint64_t)surface->u.legacy.level[0].offset_256B * 256 +
1383             layer * (uint64_t)surface->u.legacy.level[0].slice_size_dw * 4;
1384      break;
1385   case RUVD_SURFACE_TYPE_GFX9:
1386      return surface->u.gfx9.surf_offset + layer * surface->u.gfx9.surf_slice_size;
1387      break;
1388   }
1389}
1390
1391/* hw encode the aspect of macro tiles */
1392static unsigned macro_tile_aspect(unsigned macro_tile_aspect)
1393{
1394   switch (macro_tile_aspect) {
1395   default:
1396   case 1:
1397      macro_tile_aspect = 0;
1398      break;
1399   case 2:
1400      macro_tile_aspect = 1;
1401      break;
1402   case 4:
1403      macro_tile_aspect = 2;
1404      break;
1405   case 8:
1406      macro_tile_aspect = 3;
1407      break;
1408   }
1409   return macro_tile_aspect;
1410}
1411
1412/* hw encode the bank width and height */
1413static unsigned bank_wh(unsigned bankwh)
1414{
1415   switch (bankwh) {
1416   default:
1417   case 1:
1418      bankwh = 0;
1419      break;
1420   case 2:
1421      bankwh = 1;
1422      break;
1423   case 4:
1424      bankwh = 2;
1425      break;
1426   case 8:
1427      bankwh = 3;
1428      break;
1429   }
1430   return bankwh;
1431}
1432
1433/**
1434 * fill decoding target field from the luma and chroma surfaces
1435 */
1436void si_uvd_set_dt_surfaces(struct ruvd_msg *msg, struct radeon_surf *luma,
1437                            struct radeon_surf *chroma, enum ruvd_surface_type type)
1438{
1439   switch (type) {
1440   default:
1441   case RUVD_SURFACE_TYPE_LEGACY:
1442      msg->body.decode.dt_pitch = luma->u.legacy.level[0].nblk_x * luma->blk_w;
1443      switch (luma->u.legacy.level[0].mode) {
1444      case RADEON_SURF_MODE_LINEAR_ALIGNED:
1445         msg->body.decode.dt_tiling_mode = RUVD_TILE_LINEAR;
1446         msg->body.decode.dt_array_mode = RUVD_ARRAY_MODE_LINEAR;
1447         break;
1448      case RADEON_SURF_MODE_1D:
1449         msg->body.decode.dt_tiling_mode = RUVD_TILE_8X8;
1450         msg->body.decode.dt_array_mode = RUVD_ARRAY_MODE_1D_THIN;
1451         break;
1452      case RADEON_SURF_MODE_2D:
1453         msg->body.decode.dt_tiling_mode = RUVD_TILE_8X8;
1454         msg->body.decode.dt_array_mode = RUVD_ARRAY_MODE_2D_THIN;
1455         break;
1456      default:
1457         assert(0);
1458         break;
1459      }
1460
1461      msg->body.decode.dt_luma_top_offset = texture_offset(luma, 0, type);
1462      if (chroma)
1463         msg->body.decode.dt_chroma_top_offset = texture_offset(chroma, 0, type);
1464      if (msg->body.decode.dt_field_mode) {
1465         msg->body.decode.dt_luma_bottom_offset = texture_offset(luma, 1, type);
1466         if (chroma)
1467            msg->body.decode.dt_chroma_bottom_offset = texture_offset(chroma, 1, type);
1468      } else {
1469         msg->body.decode.dt_luma_bottom_offset = msg->body.decode.dt_luma_top_offset;
1470         msg->body.decode.dt_chroma_bottom_offset = msg->body.decode.dt_chroma_top_offset;
1471      }
1472
1473      if (chroma) {
1474         assert(luma->u.legacy.bankw == chroma->u.legacy.bankw);
1475         assert(luma->u.legacy.bankh == chroma->u.legacy.bankh);
1476         assert(luma->u.legacy.mtilea == chroma->u.legacy.mtilea);
1477      }
1478
1479      msg->body.decode.dt_surf_tile_config |= RUVD_BANK_WIDTH(bank_wh(luma->u.legacy.bankw));
1480      msg->body.decode.dt_surf_tile_config |= RUVD_BANK_HEIGHT(bank_wh(luma->u.legacy.bankh));
1481      msg->body.decode.dt_surf_tile_config |=
1482         RUVD_MACRO_TILE_ASPECT_RATIO(macro_tile_aspect(luma->u.legacy.mtilea));
1483      break;
1484   case RUVD_SURFACE_TYPE_GFX9:
1485      msg->body.decode.dt_pitch = luma->u.gfx9.surf_pitch * luma->blk_w;
1486      /* SWIZZLE LINEAR MODE */
1487      msg->body.decode.dt_tiling_mode = RUVD_TILE_LINEAR;
1488      msg->body.decode.dt_array_mode = RUVD_ARRAY_MODE_LINEAR;
1489      msg->body.decode.dt_luma_top_offset = texture_offset(luma, 0, type);
1490      msg->body.decode.dt_chroma_top_offset = texture_offset(chroma, 0, type);
1491      if (msg->body.decode.dt_field_mode) {
1492         msg->body.decode.dt_luma_bottom_offset = texture_offset(luma, 1, type);
1493         msg->body.decode.dt_chroma_bottom_offset = texture_offset(chroma, 1, type);
1494      } else {
1495         msg->body.decode.dt_luma_bottom_offset = msg->body.decode.dt_luma_top_offset;
1496         msg->body.decode.dt_chroma_bottom_offset = msg->body.decode.dt_chroma_top_offset;
1497      }
1498      msg->body.decode.dt_surf_tile_config = 0;
1499      break;
1500   }
1501}
1502