xref: /aosp_15_r20/external/mesa3d/src/gallium/drivers/radeonsi/radeon_uvd_enc_1_1.c (revision 6104692788411f58d303aa86923a9ff6ecaded22)
1 /**************************************************************************
2  *
3  * Copyright 2018 Advanced Micro Devices, Inc.
4  *
5  * SPDX-License-Identifier: MIT
6  *
7  **************************************************************************/
8 
9 #include "pipe/p_video_codec.h"
10 #include "radeon_uvd_enc.h"
11 #include "radeon_video.h"
12 #include "radeonsi/si_pipe.h"
13 #include "util/u_memory.h"
14 #include "util/u_video.h"
15 #include "vl/vl_video_buffer.h"
16 
17 #include <stdio.h>
18 
19 #define RADEON_ENC_CS(value) (enc->cs.current.buf[enc->cs.current.cdw++] = (value))
20 #define RADEON_ENC_BEGIN(cmd)                                                                      \
21    {                                                                                               \
22       uint32_t *begin = &enc->cs.current.buf[enc->cs.current.cdw++];                             \
23       RADEON_ENC_CS(cmd)
24 #define RADEON_ENC_READ(buf, domain, off)                                                          \
25    radeon_uvd_enc_add_buffer(enc, (buf), RADEON_USAGE_READ, (domain), (off))
26 #define RADEON_ENC_WRITE(buf, domain, off)                                                         \
27    radeon_uvd_enc_add_buffer(enc, (buf), RADEON_USAGE_WRITE, (domain), (off))
28 #define RADEON_ENC_READWRITE(buf, domain, off)                                                     \
29    radeon_uvd_enc_add_buffer(enc, (buf), RADEON_USAGE_READWRITE, (domain), (off))
30 #define RADEON_ENC_END()                                                                           \
31    *begin = (&enc->cs.current.buf[enc->cs.current.cdw] - begin) * 4;                             \
32    enc->total_task_size += *begin;                                                                 \
33    }
34 
35 static const unsigned index_to_shifts[4] = {24, 16, 8, 0};
36 
radeon_uvd_enc_add_buffer(struct radeon_uvd_encoder * enc,struct pb_buffer_lean * buf,unsigned usage,enum radeon_bo_domain domain,signed offset)37 static void radeon_uvd_enc_add_buffer(struct radeon_uvd_encoder *enc, struct pb_buffer_lean *buf,
38                                       unsigned usage, enum radeon_bo_domain domain,
39                                       signed offset)
40 {
41    enc->ws->cs_add_buffer(&enc->cs, buf, usage | RADEON_USAGE_SYNCHRONIZED, domain);
42    uint64_t addr;
43    addr = enc->ws->buffer_get_virtual_address(buf);
44    addr = addr + offset;
45    RADEON_ENC_CS(addr >> 32);
46    RADEON_ENC_CS(addr);
47 }
48 
radeon_uvd_enc_set_emulation_prevention(struct radeon_uvd_encoder * enc,bool set)49 static void radeon_uvd_enc_set_emulation_prevention(struct radeon_uvd_encoder *enc, bool set)
50 {
51    if (set != enc->emulation_prevention) {
52       enc->emulation_prevention = set;
53       enc->num_zeros = 0;
54    }
55 }
56 
radeon_uvd_enc_output_one_byte(struct radeon_uvd_encoder * enc,unsigned char byte)57 static void radeon_uvd_enc_output_one_byte(struct radeon_uvd_encoder *enc, unsigned char byte)
58 {
59    if (enc->byte_index == 0)
60       enc->cs.current.buf[enc->cs.current.cdw] = 0;
61    enc->cs.current.buf[enc->cs.current.cdw] |=
62       ((unsigned int)(byte) << index_to_shifts[enc->byte_index]);
63    enc->byte_index++;
64 
65    if (enc->byte_index >= 4) {
66       enc->byte_index = 0;
67       enc->cs.current.cdw++;
68    }
69 }
70 
radeon_uvd_enc_emulation_prevention(struct radeon_uvd_encoder * enc,unsigned char byte)71 static void radeon_uvd_enc_emulation_prevention(struct radeon_uvd_encoder *enc, unsigned char byte)
72 {
73    if (enc->emulation_prevention) {
74       if ((enc->num_zeros >= 2) &&
75           ((byte == 0x00) || (byte == 0x01) || (byte == 0x02) || (byte == 0x03))) {
76          radeon_uvd_enc_output_one_byte(enc, 0x03);
77          enc->bits_output += 8;
78          enc->num_zeros = 0;
79       }
80       enc->num_zeros = (byte == 0 ? (enc->num_zeros + 1) : 0);
81    }
82 }
83 
radeon_uvd_enc_code_fixed_bits(struct radeon_uvd_encoder * enc,unsigned int value,unsigned int num_bits)84 static void radeon_uvd_enc_code_fixed_bits(struct radeon_uvd_encoder *enc, unsigned int value,
85                                            unsigned int num_bits)
86 {
87    unsigned int bits_to_pack = 0;
88 
89    while (num_bits > 0) {
90       unsigned int value_to_pack = value & (0xffffffff >> (32 - num_bits));
91       bits_to_pack =
92          num_bits > (32 - enc->bits_in_shifter) ? (32 - enc->bits_in_shifter) : num_bits;
93 
94       if (bits_to_pack < num_bits)
95          value_to_pack = value_to_pack >> (num_bits - bits_to_pack);
96 
97       enc->shifter |= value_to_pack << (32 - enc->bits_in_shifter - bits_to_pack);
98       num_bits -= bits_to_pack;
99       enc->bits_in_shifter += bits_to_pack;
100 
101       while (enc->bits_in_shifter >= 8) {
102          unsigned char output_byte = (unsigned char)(enc->shifter >> 24);
103          enc->shifter <<= 8;
104          radeon_uvd_enc_emulation_prevention(enc, output_byte);
105          radeon_uvd_enc_output_one_byte(enc, output_byte);
106          enc->bits_in_shifter -= 8;
107          enc->bits_output += 8;
108       }
109    }
110 }
111 
radeon_uvd_enc_reset(struct radeon_uvd_encoder * enc)112 static void radeon_uvd_enc_reset(struct radeon_uvd_encoder *enc)
113 {
114    enc->emulation_prevention = false;
115    enc->shifter = 0;
116    enc->bits_in_shifter = 0;
117    enc->bits_output = 0;
118    enc->num_zeros = 0;
119    enc->byte_index = 0;
120 }
121 
radeon_uvd_enc_byte_align(struct radeon_uvd_encoder * enc)122 static void radeon_uvd_enc_byte_align(struct radeon_uvd_encoder *enc)
123 {
124    unsigned int num_padding_zeros = (32 - enc->bits_in_shifter) % 8;
125 
126    if (num_padding_zeros > 0)
127       radeon_uvd_enc_code_fixed_bits(enc, 0, num_padding_zeros);
128 }
129 
radeon_uvd_enc_flush_headers(struct radeon_uvd_encoder * enc)130 static void radeon_uvd_enc_flush_headers(struct radeon_uvd_encoder *enc)
131 {
132    if (enc->bits_in_shifter != 0) {
133       unsigned char output_byte = (unsigned char)(enc->shifter >> 24);
134       radeon_uvd_enc_emulation_prevention(enc, output_byte);
135       radeon_uvd_enc_output_one_byte(enc, output_byte);
136       enc->bits_output += enc->bits_in_shifter;
137       enc->shifter = 0;
138       enc->bits_in_shifter = 0;
139       enc->num_zeros = 0;
140    }
141 
142    if (enc->byte_index > 0) {
143       enc->cs.current.cdw++;
144       enc->byte_index = 0;
145    }
146 }
147 
radeon_uvd_enc_code_ue(struct radeon_uvd_encoder * enc,unsigned int value)148 static void radeon_uvd_enc_code_ue(struct radeon_uvd_encoder *enc, unsigned int value)
149 {
150    int x = -1;
151    unsigned int ue_code = value + 1;
152    value += 1;
153 
154    while (value) {
155       value = (value >> 1);
156       x += 1;
157    }
158 
159    unsigned int ue_length = (x << 1) + 1;
160    radeon_uvd_enc_code_fixed_bits(enc, ue_code, ue_length);
161 }
162 
radeon_uvd_enc_code_se(struct radeon_uvd_encoder * enc,int value)163 static void radeon_uvd_enc_code_se(struct radeon_uvd_encoder *enc, int value)
164 {
165    unsigned int v = 0;
166 
167    if (value != 0)
168       v = (value < 0 ? ((unsigned int)(0 - value) << 1) : (((unsigned int)(value) << 1) - 1));
169 
170    radeon_uvd_enc_code_ue(enc, v);
171 }
172 
radeon_uvd_enc_session_info(struct radeon_uvd_encoder * enc)173 static void radeon_uvd_enc_session_info(struct radeon_uvd_encoder *enc)
174 {
175    unsigned int interface_version =
176       ((RENC_UVD_FW_INTERFACE_MAJOR_VERSION << RENC_UVD_IF_MAJOR_VERSION_SHIFT) |
177        (RENC_UVD_FW_INTERFACE_MINOR_VERSION << RENC_UVD_IF_MINOR_VERSION_SHIFT));
178    RADEON_ENC_BEGIN(RENC_UVD_IB_PARAM_SESSION_INFO);
179    RADEON_ENC_CS(0x00000000); // reserved
180    RADEON_ENC_CS(interface_version);
181    RADEON_ENC_READWRITE(enc->si->res->buf, enc->si->res->domains, 0x0);
182    RADEON_ENC_END();
183 }
184 
radeon_uvd_enc_task_info(struct radeon_uvd_encoder * enc,bool need_feedback)185 static void radeon_uvd_enc_task_info(struct radeon_uvd_encoder *enc, bool need_feedback)
186 {
187    enc->enc_pic.task_info.task_id++;
188 
189    if (need_feedback)
190       enc->enc_pic.task_info.allowed_max_num_feedbacks = 1;
191    else
192       enc->enc_pic.task_info.allowed_max_num_feedbacks = 0;
193 
194    RADEON_ENC_BEGIN(RENC_UVD_IB_PARAM_TASK_INFO);
195    enc->p_task_size = &enc->cs.current.buf[enc->cs.current.cdw++];
196    RADEON_ENC_CS(enc->enc_pic.task_info.task_id);
197    RADEON_ENC_CS(enc->enc_pic.task_info.allowed_max_num_feedbacks);
198    RADEON_ENC_END();
199 }
200 
radeon_uvd_enc_session_init_hevc(struct radeon_uvd_encoder * enc)201 static void radeon_uvd_enc_session_init_hevc(struct radeon_uvd_encoder *enc)
202 {
203    enc->enc_pic.session_init.aligned_picture_width = align(enc->base.width, 64);
204    enc->enc_pic.session_init.aligned_picture_height = align(enc->base.height, 16);
205    enc->enc_pic.session_init.padding_width =
206       (enc->enc_pic.crop_left + enc->enc_pic.crop_right) * 2;
207    enc->enc_pic.session_init.padding_height =
208       (enc->enc_pic.crop_top + enc->enc_pic.crop_bottom) * 2;
209    enc->enc_pic.session_init.pre_encode_mode = RENC_UVD_PREENCODE_MODE_NONE;
210    enc->enc_pic.session_init.pre_encode_chroma_enabled = false;
211 
212    RADEON_ENC_BEGIN(RENC_UVD_IB_PARAM_SESSION_INIT);
213    RADEON_ENC_CS(enc->enc_pic.session_init.aligned_picture_width);
214    RADEON_ENC_CS(enc->enc_pic.session_init.aligned_picture_height);
215    RADEON_ENC_CS(enc->enc_pic.session_init.padding_width);
216    RADEON_ENC_CS(enc->enc_pic.session_init.padding_height);
217    RADEON_ENC_CS(enc->enc_pic.session_init.pre_encode_mode);
218    RADEON_ENC_CS(enc->enc_pic.session_init.pre_encode_chroma_enabled);
219    RADEON_ENC_END();
220 }
221 
radeon_uvd_enc_layer_control(struct radeon_uvd_encoder * enc)222 static void radeon_uvd_enc_layer_control(struct radeon_uvd_encoder *enc)
223 {
224    enc->enc_pic.layer_ctrl.max_num_temporal_layers = 1;
225    enc->enc_pic.layer_ctrl.num_temporal_layers = 1;
226 
227    RADEON_ENC_BEGIN(RENC_UVD_IB_PARAM_LAYER_CONTROL);
228    RADEON_ENC_CS(enc->enc_pic.layer_ctrl.max_num_temporal_layers);
229    RADEON_ENC_CS(enc->enc_pic.layer_ctrl.num_temporal_layers);
230    RADEON_ENC_END();
231 }
232 
radeon_uvd_enc_layer_select(struct radeon_uvd_encoder * enc)233 static void radeon_uvd_enc_layer_select(struct radeon_uvd_encoder *enc)
234 {
235    enc->enc_pic.layer_sel.temporal_layer_index = 0;
236 
237    RADEON_ENC_BEGIN(RENC_UVD_IB_PARAM_LAYER_SELECT);
238    RADEON_ENC_CS(enc->enc_pic.layer_sel.temporal_layer_index);
239    RADEON_ENC_END();
240 }
241 
radeon_uvd_enc_slice_control_hevc(struct radeon_uvd_encoder * enc)242 static void radeon_uvd_enc_slice_control_hevc(struct radeon_uvd_encoder *enc)
243 {
244    enc->enc_pic.hevc_slice_ctrl.slice_control_mode = RENC_UVD_SLICE_CONTROL_MODE_FIXED_CTBS;
245    enc->enc_pic.hevc_slice_ctrl.fixed_ctbs_per_slice.num_ctbs_per_slice =
246       align(enc->base.width, 64) / 64 * align(enc->base.height, 64) / 64;
247    enc->enc_pic.hevc_slice_ctrl.fixed_ctbs_per_slice.num_ctbs_per_slice_segment =
248       enc->enc_pic.hevc_slice_ctrl.fixed_ctbs_per_slice.num_ctbs_per_slice;
249 
250    RADEON_ENC_BEGIN(RENC_UVD_IB_PARAM_SLICE_CONTROL);
251    RADEON_ENC_CS(enc->enc_pic.hevc_slice_ctrl.slice_control_mode);
252    RADEON_ENC_CS(enc->enc_pic.hevc_slice_ctrl.fixed_ctbs_per_slice.num_ctbs_per_slice);
253    RADEON_ENC_CS(enc->enc_pic.hevc_slice_ctrl.fixed_ctbs_per_slice.num_ctbs_per_slice_segment);
254    RADEON_ENC_END();
255 }
256 
radeon_uvd_enc_spec_misc_hevc(struct radeon_uvd_encoder * enc,struct pipe_picture_desc * picture)257 static void radeon_uvd_enc_spec_misc_hevc(struct radeon_uvd_encoder *enc,
258                                           struct pipe_picture_desc *picture)
259 {
260    struct pipe_h265_enc_picture_desc *pic = (struct pipe_h265_enc_picture_desc *)picture;
261    enc->enc_pic.hevc_spec_misc.log2_min_luma_coding_block_size_minus3 =
262       pic->seq.log2_min_luma_coding_block_size_minus3;
263    enc->enc_pic.hevc_spec_misc.amp_disabled = !pic->seq.amp_enabled_flag;
264    enc->enc_pic.hevc_spec_misc.strong_intra_smoothing_enabled =
265       pic->seq.strong_intra_smoothing_enabled_flag;
266    enc->enc_pic.hevc_spec_misc.constrained_intra_pred_flag = pic->pic.constrained_intra_pred_flag;
267    enc->enc_pic.hevc_spec_misc.cabac_init_flag = pic->slice.cabac_init_flag;
268    enc->enc_pic.hevc_spec_misc.half_pel_enabled = 1;
269    enc->enc_pic.hevc_spec_misc.quarter_pel_enabled = 1;
270 
271    RADEON_ENC_BEGIN(RENC_UVD_IB_PARAM_SPEC_MISC);
272    RADEON_ENC_CS(enc->enc_pic.hevc_spec_misc.log2_min_luma_coding_block_size_minus3);
273    RADEON_ENC_CS(enc->enc_pic.hevc_spec_misc.amp_disabled);
274    RADEON_ENC_CS(enc->enc_pic.hevc_spec_misc.strong_intra_smoothing_enabled);
275    RADEON_ENC_CS(enc->enc_pic.hevc_spec_misc.constrained_intra_pred_flag);
276    RADEON_ENC_CS(enc->enc_pic.hevc_spec_misc.cabac_init_flag);
277    RADEON_ENC_CS(enc->enc_pic.hevc_spec_misc.half_pel_enabled);
278    RADEON_ENC_CS(enc->enc_pic.hevc_spec_misc.quarter_pel_enabled);
279    RADEON_ENC_END();
280 }
281 
radeon_uvd_enc_rc_session_init(struct radeon_uvd_encoder * enc,struct pipe_picture_desc * picture)282 static void radeon_uvd_enc_rc_session_init(struct radeon_uvd_encoder *enc,
283                                            struct pipe_picture_desc *picture)
284 {
285    struct pipe_h265_enc_picture_desc *pic = (struct pipe_h265_enc_picture_desc *)picture;
286    enc->enc_pic.rc_session_init.vbv_buffer_level = pic->rc[0].vbv_buf_lv;
287    switch (pic->rc[0].rate_ctrl_method) {
288    case PIPE_H2645_ENC_RATE_CONTROL_METHOD_DISABLE:
289       enc->enc_pic.rc_session_init.rate_control_method = RENC_UVD_RATE_CONTROL_METHOD_NONE;
290       break;
291    case PIPE_H2645_ENC_RATE_CONTROL_METHOD_CONSTANT_SKIP:
292    case PIPE_H2645_ENC_RATE_CONTROL_METHOD_CONSTANT:
293       enc->enc_pic.rc_session_init.rate_control_method = RENC_UVD_RATE_CONTROL_METHOD_CBR;
294       break;
295    case PIPE_H2645_ENC_RATE_CONTROL_METHOD_VARIABLE_SKIP:
296    case PIPE_H2645_ENC_RATE_CONTROL_METHOD_VARIABLE:
297       enc->enc_pic.rc_session_init.rate_control_method =
298          RENC_UVD_RATE_CONTROL_METHOD_PEAK_CONSTRAINED_VBR;
299       break;
300    default:
301       enc->enc_pic.rc_session_init.rate_control_method = RENC_UVD_RATE_CONTROL_METHOD_NONE;
302    }
303 
304    RADEON_ENC_BEGIN(RENC_UVD_IB_PARAM_RATE_CONTROL_SESSION_INIT);
305    RADEON_ENC_CS(enc->enc_pic.rc_session_init.rate_control_method);
306    RADEON_ENC_CS(enc->enc_pic.rc_session_init.vbv_buffer_level);
307    RADEON_ENC_END();
308 }
309 
radeon_uvd_enc_rc_layer_init(struct radeon_uvd_encoder * enc,struct pipe_picture_desc * picture)310 static void radeon_uvd_enc_rc_layer_init(struct radeon_uvd_encoder *enc,
311                                          struct pipe_picture_desc *picture)
312 {
313    struct pipe_h265_enc_picture_desc *pic = (struct pipe_h265_enc_picture_desc *)picture;
314    enc->enc_pic.rc_layer_init.target_bit_rate = pic->rc[0].target_bitrate;
315    enc->enc_pic.rc_layer_init.peak_bit_rate = pic->rc[0].peak_bitrate;
316    enc->enc_pic.rc_layer_init.frame_rate_num = pic->rc[0].frame_rate_num;
317    enc->enc_pic.rc_layer_init.frame_rate_den = pic->rc[0].frame_rate_den;
318    enc->enc_pic.rc_layer_init.vbv_buffer_size = pic->rc[0].vbv_buffer_size;
319    enc->enc_pic.rc_layer_init.avg_target_bits_per_picture =
320       pic->rc[0].target_bitrate * ((float)pic->rc[0].frame_rate_den / pic->rc[0].frame_rate_num);
321    enc->enc_pic.rc_layer_init.peak_bits_per_picture_integer =
322       pic->rc[0].peak_bitrate * ((float)pic->rc[0].frame_rate_den / pic->rc[0].frame_rate_num);
323    enc->enc_pic.rc_layer_init.peak_bits_per_picture_fractional =
324       (((pic->rc[0].peak_bitrate * (uint64_t)pic->rc[0].frame_rate_den) % pic->rc[0].frame_rate_num) << 32) /
325       pic->rc[0].frame_rate_num;
326 
327    RADEON_ENC_BEGIN(RENC_UVD_IB_PARAM_RATE_CONTROL_LAYER_INIT);
328    RADEON_ENC_CS(enc->enc_pic.rc_layer_init.target_bit_rate);
329    RADEON_ENC_CS(enc->enc_pic.rc_layer_init.peak_bit_rate);
330    RADEON_ENC_CS(enc->enc_pic.rc_layer_init.frame_rate_num);
331    RADEON_ENC_CS(enc->enc_pic.rc_layer_init.frame_rate_den);
332    RADEON_ENC_CS(enc->enc_pic.rc_layer_init.vbv_buffer_size);
333    RADEON_ENC_CS(enc->enc_pic.rc_layer_init.avg_target_bits_per_picture);
334    RADEON_ENC_CS(enc->enc_pic.rc_layer_init.peak_bits_per_picture_integer);
335    RADEON_ENC_CS(enc->enc_pic.rc_layer_init.peak_bits_per_picture_fractional);
336    RADEON_ENC_END();
337 }
338 
radeon_uvd_enc_deblocking_filter_hevc(struct radeon_uvd_encoder * enc,struct pipe_picture_desc * picture)339 static void radeon_uvd_enc_deblocking_filter_hevc(struct radeon_uvd_encoder *enc,
340                                                   struct pipe_picture_desc *picture)
341 {
342    struct pipe_h265_enc_picture_desc *pic = (struct pipe_h265_enc_picture_desc *)picture;
343    enc->enc_pic.hevc_deblock.loop_filter_across_slices_enabled =
344       pic->slice.slice_loop_filter_across_slices_enabled_flag;
345    enc->enc_pic.hevc_deblock.deblocking_filter_disabled =
346       pic->slice.slice_deblocking_filter_disabled_flag;
347    enc->enc_pic.hevc_deblock.beta_offset_div2 = pic->slice.slice_beta_offset_div2;
348    enc->enc_pic.hevc_deblock.tc_offset_div2 = pic->slice.slice_tc_offset_div2;
349    enc->enc_pic.hevc_deblock.cb_qp_offset = pic->slice.slice_cb_qp_offset;
350    enc->enc_pic.hevc_deblock.cr_qp_offset = pic->slice.slice_cr_qp_offset;
351 
352    RADEON_ENC_BEGIN(RENC_UVD_IB_PARAM_DEBLOCKING_FILTER);
353    RADEON_ENC_CS(enc->enc_pic.hevc_deblock.loop_filter_across_slices_enabled);
354    RADEON_ENC_CS(enc->enc_pic.hevc_deblock.deblocking_filter_disabled);
355    RADEON_ENC_CS(enc->enc_pic.hevc_deblock.beta_offset_div2);
356    RADEON_ENC_CS(enc->enc_pic.hevc_deblock.tc_offset_div2);
357    RADEON_ENC_CS(enc->enc_pic.hevc_deblock.cb_qp_offset);
358    RADEON_ENC_CS(enc->enc_pic.hevc_deblock.cr_qp_offset);
359    RADEON_ENC_END();
360 }
361 
radeon_uvd_enc_quality_params(struct radeon_uvd_encoder * enc)362 static void radeon_uvd_enc_quality_params(struct radeon_uvd_encoder *enc)
363 {
364    enc->enc_pic.quality_params.vbaq_mode = 0;
365    enc->enc_pic.quality_params.scene_change_sensitivity = 0;
366    enc->enc_pic.quality_params.scene_change_min_idr_interval = 0;
367 
368    RADEON_ENC_BEGIN(RENC_UVD_IB_PARAM_QUALITY_PARAMS);
369    RADEON_ENC_CS(enc->enc_pic.quality_params.vbaq_mode);
370    RADEON_ENC_CS(enc->enc_pic.quality_params.scene_change_sensitivity);
371    RADEON_ENC_CS(enc->enc_pic.quality_params.scene_change_min_idr_interval);
372    RADEON_ENC_END();
373 }
374 
radeon_uvd_enc_nalu_sps_hevc(struct radeon_uvd_encoder * enc)375 static void radeon_uvd_enc_nalu_sps_hevc(struct radeon_uvd_encoder *enc)
376 {
377    RADEON_ENC_BEGIN(RENC_UVD_IB_PARAM_INSERT_NALU_BUFFER);
378    RADEON_ENC_CS(RENC_UVD_NALU_TYPE_SPS);
379    uint32_t *size_in_bytes = &enc->cs.current.buf[enc->cs.current.cdw++];
380    int i;
381 
382    radeon_uvd_enc_reset(enc);
383    radeon_uvd_enc_set_emulation_prevention(enc, false);
384    radeon_uvd_enc_code_fixed_bits(enc, 0x00000001, 32);
385    radeon_uvd_enc_code_fixed_bits(enc, 0x4201, 16);
386    radeon_uvd_enc_byte_align(enc);
387    radeon_uvd_enc_set_emulation_prevention(enc, true);
388    radeon_uvd_enc_code_fixed_bits(enc, 0x0, 4);
389    radeon_uvd_enc_code_fixed_bits(enc, enc->enc_pic.layer_ctrl.max_num_temporal_layers - 1, 3);
390    radeon_uvd_enc_code_fixed_bits(enc, 0x1, 1);
391    radeon_uvd_enc_code_fixed_bits(enc, 0x0, 2);
392    radeon_uvd_enc_code_fixed_bits(enc, enc->enc_pic.general_tier_flag, 1);
393    radeon_uvd_enc_code_fixed_bits(enc, enc->enc_pic.general_profile_idc, 5);
394    radeon_uvd_enc_code_fixed_bits(enc, 0x60000000, 32);
395    radeon_uvd_enc_code_fixed_bits(enc, 0xb0000000, 32);
396    radeon_uvd_enc_code_fixed_bits(enc, 0x0, 16);
397    radeon_uvd_enc_code_fixed_bits(enc, enc->enc_pic.general_level_idc, 8);
398 
399    for (i = 0; i < (enc->enc_pic.layer_ctrl.max_num_temporal_layers - 1); i++)
400       radeon_uvd_enc_code_fixed_bits(enc, 0x0, 2);
401 
402    if ((enc->enc_pic.layer_ctrl.max_num_temporal_layers - 1) > 0) {
403       for (i = (enc->enc_pic.layer_ctrl.max_num_temporal_layers - 1); i < 8; i++)
404          radeon_uvd_enc_code_fixed_bits(enc, 0x0, 2);
405    }
406 
407    radeon_uvd_enc_code_ue(enc, 0x0);
408    radeon_uvd_enc_code_ue(enc, enc->enc_pic.chroma_format_idc);
409    radeon_uvd_enc_code_ue(enc, enc->enc_pic.session_init.aligned_picture_width);
410    radeon_uvd_enc_code_ue(enc, enc->enc_pic.session_init.aligned_picture_height);
411 
412    int conformance_window_flag = (enc->enc_pic.crop_top > 0) || (enc->enc_pic.crop_bottom > 0) ||
413                                        (enc->enc_pic.crop_left > 0) || (enc->enc_pic.crop_right > 0)
414                                     ? 0x1
415                                     : 0x0;
416    radeon_uvd_enc_code_fixed_bits(enc, conformance_window_flag, 1);
417 
418    if (conformance_window_flag == 1) {
419       radeon_uvd_enc_code_ue(enc, enc->enc_pic.crop_left);
420       radeon_uvd_enc_code_ue(enc, enc->enc_pic.crop_right);
421       radeon_uvd_enc_code_ue(enc, enc->enc_pic.crop_top);
422       radeon_uvd_enc_code_ue(enc, enc->enc_pic.crop_bottom);
423    }
424 
425    radeon_uvd_enc_code_ue(enc, enc->enc_pic.bit_depth_luma_minus8);
426    radeon_uvd_enc_code_ue(enc, enc->enc_pic.bit_depth_chroma_minus8);
427    radeon_uvd_enc_code_ue(enc, enc->enc_pic.log2_max_poc - 4);
428    radeon_uvd_enc_code_fixed_bits(enc, 0x0, 1);
429    radeon_uvd_enc_code_ue(enc, 1);
430    radeon_uvd_enc_code_ue(enc, 0x0);
431    radeon_uvd_enc_code_ue(enc, 0x0);
432    radeon_uvd_enc_code_ue(enc, enc->enc_pic.hevc_spec_misc.log2_min_luma_coding_block_size_minus3);
433    /* Only support CTBSize 64 */
434    radeon_uvd_enc_code_ue(
435       enc, 6 - (enc->enc_pic.hevc_spec_misc.log2_min_luma_coding_block_size_minus3 + 3));
436    radeon_uvd_enc_code_ue(enc, enc->enc_pic.log2_min_transform_block_size_minus2);
437    radeon_uvd_enc_code_ue(enc, enc->enc_pic.log2_diff_max_min_transform_block_size);
438    radeon_uvd_enc_code_ue(enc, enc->enc_pic.max_transform_hierarchy_depth_inter);
439    radeon_uvd_enc_code_ue(enc, enc->enc_pic.max_transform_hierarchy_depth_intra);
440 
441    radeon_uvd_enc_code_fixed_bits(enc, 0x0, 1);
442    radeon_uvd_enc_code_fixed_bits(enc, !enc->enc_pic.hevc_spec_misc.amp_disabled, 1);
443    radeon_uvd_enc_code_fixed_bits(enc, enc->enc_pic.sample_adaptive_offset_enabled_flag, 1);
444    radeon_uvd_enc_code_fixed_bits(enc, enc->enc_pic.pcm_enabled_flag, 1);
445 
446    radeon_uvd_enc_code_ue(enc, 1);
447    radeon_uvd_enc_code_ue(enc, 1);
448    radeon_uvd_enc_code_ue(enc, 0);
449    radeon_uvd_enc_code_ue(enc, 0);
450    radeon_uvd_enc_code_fixed_bits(enc, 0x1, 1);
451 
452    radeon_uvd_enc_code_fixed_bits(enc, 0x0, 1);
453 
454    radeon_uvd_enc_code_fixed_bits(enc, 0, 1);
455    radeon_uvd_enc_code_fixed_bits(enc, enc->enc_pic.hevc_spec_misc.strong_intra_smoothing_enabled,
456                                   1);
457 
458    radeon_uvd_enc_code_fixed_bits(enc, (enc->enc_pic.vui_info.vui_parameters_present_flag), 1);
459    if (enc->enc_pic.vui_info.vui_parameters_present_flag) {
460       /* aspect ratio present flag */
461       radeon_uvd_enc_code_fixed_bits(enc, (enc->enc_pic.vui_info.flags.aspect_ratio_info_present_flag), 1);
462       if (enc->enc_pic.vui_info.flags.aspect_ratio_info_present_flag) {
463          radeon_uvd_enc_code_fixed_bits(enc, (enc->enc_pic.vui_info.aspect_ratio_idc), 8);
464          if (enc->enc_pic.vui_info.aspect_ratio_idc == PIPE_H2645_EXTENDED_SAR) {
465             radeon_uvd_enc_code_fixed_bits(enc, (enc->enc_pic.vui_info.sar_width), 16);
466             radeon_uvd_enc_code_fixed_bits(enc, (enc->enc_pic.vui_info.sar_height), 16);
467          }
468       }
469       radeon_uvd_enc_code_fixed_bits(enc, 0x0, 1);  /* overscan info present flag */
470       /* video signal type present flag  */
471       radeon_uvd_enc_code_fixed_bits(enc, enc->enc_pic.vui_info.flags.video_signal_type_present_flag, 1);
472       if (enc->enc_pic.vui_info.flags.video_signal_type_present_flag) {
473          radeon_uvd_enc_code_fixed_bits(enc, enc->enc_pic.vui_info.video_format, 3);
474          radeon_uvd_enc_code_fixed_bits(enc, enc->enc_pic.vui_info.video_full_range_flag, 1);
475          radeon_uvd_enc_code_fixed_bits(enc, enc->enc_pic.vui_info.flags.colour_description_present_flag, 1);
476          if (enc->enc_pic.vui_info.flags.colour_description_present_flag) {
477             radeon_uvd_enc_code_fixed_bits(enc, enc->enc_pic.vui_info.colour_primaries, 8);
478             radeon_uvd_enc_code_fixed_bits(enc, enc->enc_pic.vui_info.transfer_characteristics, 8);
479             radeon_uvd_enc_code_fixed_bits(enc, enc->enc_pic.vui_info.matrix_coefficients, 8);
480          }
481       }
482       /* chroma loc info present flag */
483       radeon_uvd_enc_code_fixed_bits(enc, enc->enc_pic.vui_info.flags.chroma_loc_info_present_flag, 1);
484       if (enc->enc_pic.vui_info.flags.chroma_loc_info_present_flag) {
485          radeon_uvd_enc_code_ue(enc, enc->enc_pic.vui_info.chroma_sample_loc_type_top_field);
486          radeon_uvd_enc_code_ue(enc, enc->enc_pic.vui_info.chroma_sample_loc_type_bottom_field);
487       }
488       radeon_uvd_enc_code_fixed_bits(enc, 0x0, 1);  /* neutral chroma indication flag */
489       radeon_uvd_enc_code_fixed_bits(enc, 0x0, 1);  /* field seq flag */
490       radeon_uvd_enc_code_fixed_bits(enc, 0x0, 1);  /* frame field info present flag */
491       radeon_uvd_enc_code_fixed_bits(enc, 0x0, 1);  /* default display windows flag */
492       /* vui timing info present flag */
493       radeon_uvd_enc_code_fixed_bits(enc, (enc->enc_pic.vui_info.flags.timing_info_present_flag), 1);
494       if (enc->enc_pic.vui_info.flags.timing_info_present_flag) {
495          radeon_uvd_enc_code_fixed_bits(enc, (enc->enc_pic.vui_info.num_units_in_tick), 32);
496          radeon_uvd_enc_code_fixed_bits(enc, (enc->enc_pic.vui_info.time_scale), 32);
497          radeon_uvd_enc_code_fixed_bits(enc, 0x0, 1);
498          radeon_uvd_enc_code_fixed_bits(enc, 0x0, 1);
499       }
500       radeon_uvd_enc_code_fixed_bits(enc, 0x0, 1);  /* bitstream restriction flag */
501    }
502 
503    radeon_uvd_enc_code_fixed_bits(enc, 0x0, 1);
504 
505    radeon_uvd_enc_code_fixed_bits(enc, 0x1, 1);
506 
507    radeon_uvd_enc_byte_align(enc);
508    radeon_uvd_enc_flush_headers(enc);
509    *size_in_bytes = (enc->bits_output + 7) / 8;
510    RADEON_ENC_END();
511 }
512 
radeon_uvd_enc_nalu_pps_hevc(struct radeon_uvd_encoder * enc)513 static void radeon_uvd_enc_nalu_pps_hevc(struct radeon_uvd_encoder *enc)
514 {
515    RADEON_ENC_BEGIN(RENC_UVD_IB_PARAM_INSERT_NALU_BUFFER);
516    RADEON_ENC_CS(RENC_UVD_NALU_TYPE_PPS);
517    uint32_t *size_in_bytes = &enc->cs.current.buf[enc->cs.current.cdw++];
518    radeon_uvd_enc_reset(enc);
519    radeon_uvd_enc_set_emulation_prevention(enc, false);
520    radeon_uvd_enc_code_fixed_bits(enc, 0x00000001, 32);
521    radeon_uvd_enc_code_fixed_bits(enc, 0x4401, 16);
522    radeon_uvd_enc_byte_align(enc);
523    radeon_uvd_enc_set_emulation_prevention(enc, true);
524    radeon_uvd_enc_code_ue(enc, 0x0);
525    radeon_uvd_enc_code_ue(enc, 0x0);
526    radeon_uvd_enc_code_fixed_bits(enc, 0x1, 1);
527    radeon_uvd_enc_code_fixed_bits(enc, 0x0, 1); /* output_flag_resent_flag */
528    radeon_uvd_enc_code_fixed_bits(enc, 0x0, 3); /* num_extra_slice_header_bits */
529    radeon_uvd_enc_code_fixed_bits(enc, 0x0, 1);
530    radeon_uvd_enc_code_fixed_bits(enc, 0x1, 1);
531    radeon_uvd_enc_code_ue(enc, 0x0);
532    radeon_uvd_enc_code_ue(enc, 0x0);
533    radeon_uvd_enc_code_se(enc, 0x0);
534    radeon_uvd_enc_code_fixed_bits(enc, enc->enc_pic.hevc_spec_misc.constrained_intra_pred_flag, 1);
535    radeon_uvd_enc_code_fixed_bits(enc, 0x0, 1);
536    if (enc->enc_pic.rc_session_init.rate_control_method == RENC_UVD_RATE_CONTROL_METHOD_NONE)
537       radeon_uvd_enc_code_fixed_bits(enc, 0x0, 1);
538    else {
539       radeon_uvd_enc_code_fixed_bits(enc, 0x1, 1);
540       radeon_uvd_enc_code_ue(enc, 0x0);
541    }
542    radeon_uvd_enc_code_se(enc, enc->enc_pic.hevc_deblock.cb_qp_offset);
543    radeon_uvd_enc_code_se(enc, enc->enc_pic.hevc_deblock.cr_qp_offset);
544    radeon_uvd_enc_code_fixed_bits(enc, 0x0, 1);
545    radeon_uvd_enc_code_fixed_bits(enc, 0x0, 2);
546    radeon_uvd_enc_code_fixed_bits(enc, 0x0, 1);
547    radeon_uvd_enc_code_fixed_bits(enc, 0x0, 1);
548    radeon_uvd_enc_code_fixed_bits(enc, 0x0, 1);
549    radeon_uvd_enc_code_fixed_bits(enc, enc->enc_pic.hevc_deblock.loop_filter_across_slices_enabled,
550                                   1);
551    radeon_uvd_enc_code_fixed_bits(enc, 0x1, 1);
552    radeon_uvd_enc_code_fixed_bits(enc, 0x0, 1);
553    radeon_uvd_enc_code_fixed_bits(enc, enc->enc_pic.hevc_deblock.deblocking_filter_disabled, 1);
554 
555    if (!enc->enc_pic.hevc_deblock.deblocking_filter_disabled) {
556       radeon_uvd_enc_code_se(enc, enc->enc_pic.hevc_deblock.beta_offset_div2);
557       radeon_uvd_enc_code_se(enc, enc->enc_pic.hevc_deblock.tc_offset_div2);
558    }
559 
560    radeon_uvd_enc_code_fixed_bits(enc, 0x0, 1);
561    radeon_uvd_enc_code_fixed_bits(enc, 0x0, 1);
562    radeon_uvd_enc_code_ue(enc, enc->enc_pic.log2_parallel_merge_level_minus2);
563    radeon_uvd_enc_code_fixed_bits(enc, 0x0, 2);
564 
565    radeon_uvd_enc_code_fixed_bits(enc, 0x1, 1);
566 
567    radeon_uvd_enc_byte_align(enc);
568    radeon_uvd_enc_flush_headers(enc);
569    *size_in_bytes = (enc->bits_output + 7) / 8;
570    RADEON_ENC_END();
571 }
572 
radeon_uvd_enc_nalu_vps_hevc(struct radeon_uvd_encoder * enc)573 static void radeon_uvd_enc_nalu_vps_hevc(struct radeon_uvd_encoder *enc)
574 {
575    RADEON_ENC_BEGIN(RENC_UVD_IB_PARAM_INSERT_NALU_BUFFER);
576    RADEON_ENC_CS(RENC_UVD_NALU_TYPE_VPS);
577    uint32_t *size_in_bytes = &enc->cs.current.buf[enc->cs.current.cdw++];
578    int i;
579 
580    radeon_uvd_enc_reset(enc);
581    radeon_uvd_enc_set_emulation_prevention(enc, false);
582    radeon_uvd_enc_code_fixed_bits(enc, 0x00000001, 32);
583    radeon_uvd_enc_code_fixed_bits(enc, 0x4001, 16);
584    radeon_uvd_enc_byte_align(enc);
585    radeon_uvd_enc_set_emulation_prevention(enc, true);
586 
587    radeon_uvd_enc_code_fixed_bits(enc, 0x0, 4);
588    radeon_uvd_enc_code_fixed_bits(enc, 0x3, 2);
589    radeon_uvd_enc_code_fixed_bits(enc, 0x0, 6);
590    radeon_uvd_enc_code_fixed_bits(enc, enc->enc_pic.layer_ctrl.max_num_temporal_layers - 1, 3);
591    radeon_uvd_enc_code_fixed_bits(enc, 0x1, 1);
592    radeon_uvd_enc_code_fixed_bits(enc, 0xffff, 16);
593    radeon_uvd_enc_code_fixed_bits(enc, 0x0, 2);
594    radeon_uvd_enc_code_fixed_bits(enc, enc->enc_pic.general_tier_flag, 1);
595    radeon_uvd_enc_code_fixed_bits(enc, enc->enc_pic.general_profile_idc, 5);
596    radeon_uvd_enc_code_fixed_bits(enc, 0x60000000, 32);
597    radeon_uvd_enc_code_fixed_bits(enc, 0xb0000000, 32);
598    radeon_uvd_enc_code_fixed_bits(enc, 0x0, 16);
599    radeon_uvd_enc_code_fixed_bits(enc, enc->enc_pic.general_level_idc, 8);
600 
601    for (i = 0; i < (enc->enc_pic.layer_ctrl.max_num_temporal_layers - 1); i++)
602       radeon_uvd_enc_code_fixed_bits(enc, 0x0, 2);
603 
604    if ((enc->enc_pic.layer_ctrl.max_num_temporal_layers - 1) > 0) {
605       for (i = (enc->enc_pic.layer_ctrl.max_num_temporal_layers - 1); i < 8; i++)
606          radeon_uvd_enc_code_fixed_bits(enc, 0x0, 2);
607    }
608 
609    radeon_uvd_enc_code_fixed_bits(enc, 0x0, 1);
610    radeon_uvd_enc_code_ue(enc, 0x1);
611    radeon_uvd_enc_code_ue(enc, 0x0);
612    radeon_uvd_enc_code_ue(enc, 0x0);
613 
614    radeon_uvd_enc_code_fixed_bits(enc, 0x0, 6);
615    radeon_uvd_enc_code_ue(enc, 0x0);
616    radeon_uvd_enc_code_fixed_bits(enc, 0x0, 1);
617    radeon_uvd_enc_code_fixed_bits(enc, 0x0, 1);
618 
619    radeon_uvd_enc_code_fixed_bits(enc, 0x1, 1);
620 
621    radeon_uvd_enc_byte_align(enc);
622    radeon_uvd_enc_flush_headers(enc);
623    *size_in_bytes = (enc->bits_output + 7) / 8;
624    RADEON_ENC_END();
625 }
626 
radeon_uvd_enc_nalu_aud_hevc(struct radeon_uvd_encoder * enc)627 static void radeon_uvd_enc_nalu_aud_hevc(struct radeon_uvd_encoder *enc)
628 {
629    RADEON_ENC_BEGIN(RENC_UVD_IB_PARAM_INSERT_NALU_BUFFER);
630    RADEON_ENC_CS(RENC_UVD_NALU_TYPE_AUD);
631    uint32_t *size_in_bytes = &enc->cs.current.buf[enc->cs.current.cdw++];
632    radeon_uvd_enc_reset(enc);
633    radeon_uvd_enc_set_emulation_prevention(enc, false);
634    radeon_uvd_enc_code_fixed_bits(enc, 0x00000001, 32);
635    radeon_uvd_enc_code_fixed_bits(enc, 0x0, 1);
636    radeon_uvd_enc_code_fixed_bits(enc, 35, 6);
637    radeon_uvd_enc_code_fixed_bits(enc, 0x0, 6);
638    radeon_uvd_enc_code_fixed_bits(enc, 0x1, 3);
639    radeon_uvd_enc_byte_align(enc);
640    radeon_uvd_enc_set_emulation_prevention(enc, true);
641    switch (enc->enc_pic.picture_type) {
642    case PIPE_H2645_ENC_PICTURE_TYPE_I:
643    case PIPE_H2645_ENC_PICTURE_TYPE_IDR:
644       radeon_uvd_enc_code_fixed_bits(enc, 0x00, 3);
645       break;
646    case PIPE_H2645_ENC_PICTURE_TYPE_P:
647       radeon_uvd_enc_code_fixed_bits(enc, 0x01, 3);
648       break;
649    case PIPE_H2645_ENC_PICTURE_TYPE_B:
650       radeon_uvd_enc_code_fixed_bits(enc, 0x02, 3);
651       break;
652    default:
653       assert(0 && "Unsupported picture type!");
654    }
655 
656    radeon_uvd_enc_code_fixed_bits(enc, 0x1, 1);
657 
658    radeon_uvd_enc_byte_align(enc);
659    radeon_uvd_enc_flush_headers(enc);
660    *size_in_bytes = (enc->bits_output + 7) / 8;
661    RADEON_ENC_END();
662 }
663 
radeon_uvd_enc_slice_header_hevc(struct radeon_uvd_encoder * enc)664 static void radeon_uvd_enc_slice_header_hevc(struct radeon_uvd_encoder *enc)
665 {
666    uint32_t instruction[RENC_UVD_SLICE_HEADER_TEMPLATE_MAX_NUM_INSTRUCTIONS] = {0};
667    uint32_t num_bits[RENC_UVD_SLICE_HEADER_TEMPLATE_MAX_NUM_INSTRUCTIONS] = {0};
668    unsigned int inst_index = 0;
669    unsigned int bit_index = 0;
670    unsigned int bits_copied = 0;
671    RADEON_ENC_BEGIN(RENC_UVD_IB_PARAM_SLICE_HEADER);
672    radeon_uvd_enc_reset(enc);
673    radeon_uvd_enc_set_emulation_prevention(enc, false);
674 
675    radeon_uvd_enc_code_fixed_bits(enc, 0x0, 1);
676    radeon_uvd_enc_code_fixed_bits(enc, enc->enc_pic.nal_unit_type, 6);
677    radeon_uvd_enc_code_fixed_bits(enc, 0x0, 6);
678    radeon_uvd_enc_code_fixed_bits(enc, 0x1, 3);
679 
680    radeon_uvd_enc_flush_headers(enc);
681    bit_index++;
682    instruction[inst_index] = RENC_UVD_HEADER_INSTRUCTION_COPY;
683    num_bits[inst_index] = enc->bits_output - bits_copied;
684    bits_copied = enc->bits_output;
685    inst_index++;
686 
687    instruction[inst_index] = RENC_UVD_HEADER_INSTRUCTION_FIRST_SLICE;
688    inst_index++;
689 
690    if ((enc->enc_pic.nal_unit_type >= 16) && (enc->enc_pic.nal_unit_type <= 23))
691       radeon_uvd_enc_code_fixed_bits(enc, 0x0, 1);
692 
693    radeon_uvd_enc_code_ue(enc, 0x0);
694 
695    radeon_uvd_enc_flush_headers(enc);
696    bit_index++;
697    instruction[inst_index] = RENC_UVD_HEADER_INSTRUCTION_COPY;
698    num_bits[inst_index] = enc->bits_output - bits_copied;
699    bits_copied = enc->bits_output;
700    inst_index++;
701 
702    instruction[inst_index] = RENC_UVD_HEADER_INSTRUCTION_SLICE_SEGMENT;
703    inst_index++;
704 
705    instruction[inst_index] = RENC_UVD_HEADER_INSTRUCTION_DEPENDENT_SLICE_END;
706    inst_index++;
707 
708    switch (enc->enc_pic.picture_type) {
709    case PIPE_H2645_ENC_PICTURE_TYPE_I:
710    case PIPE_H2645_ENC_PICTURE_TYPE_IDR:
711       radeon_uvd_enc_code_ue(enc, 0x2);
712       break;
713    case PIPE_H2645_ENC_PICTURE_TYPE_P:
714    case PIPE_H2645_ENC_PICTURE_TYPE_SKIP:
715       radeon_uvd_enc_code_ue(enc, 0x1);
716       break;
717    case PIPE_H2645_ENC_PICTURE_TYPE_B:
718       radeon_uvd_enc_code_ue(enc, 0x0);
719       break;
720    default:
721       radeon_uvd_enc_code_ue(enc, 0x1);
722    }
723 
724    if ((enc->enc_pic.nal_unit_type != 19) && (enc->enc_pic.nal_unit_type != 20)) {
725       radeon_uvd_enc_code_fixed_bits(enc, enc->enc_pic.pic_order_cnt, enc->enc_pic.log2_max_poc);
726       if (enc->enc_pic.picture_type == PIPE_H2645_ENC_PICTURE_TYPE_P)
727          radeon_uvd_enc_code_fixed_bits(enc, 0x1, 1);
728       else {
729          radeon_uvd_enc_code_fixed_bits(enc, 0x0, 1);
730          radeon_uvd_enc_code_fixed_bits(enc, 0x0, 1);
731          radeon_uvd_enc_code_ue(enc, 0x0);
732          radeon_uvd_enc_code_ue(enc, 0x0);
733       }
734    }
735 
736    if (enc->enc_pic.sample_adaptive_offset_enabled_flag)
737       radeon_uvd_enc_code_fixed_bits(enc, 0x0, 1); /* slice_sao_luma_flag */
738 
739    if ((enc->enc_pic.picture_type == PIPE_H2645_ENC_PICTURE_TYPE_P) ||
740        (enc->enc_pic.picture_type == PIPE_H2645_ENC_PICTURE_TYPE_B)) {
741       radeon_uvd_enc_code_fixed_bits(enc, 0x0, 1);
742       radeon_uvd_enc_code_fixed_bits(enc, enc->enc_pic.hevc_spec_misc.cabac_init_flag, 1);
743       radeon_uvd_enc_code_ue(enc, 5 - enc->enc_pic.max_num_merge_cand);
744    }
745 
746    radeon_uvd_enc_flush_headers(enc);
747    bit_index++;
748    instruction[inst_index] = RENC_UVD_HEADER_INSTRUCTION_COPY;
749    num_bits[inst_index] = enc->bits_output - bits_copied;
750    bits_copied = enc->bits_output;
751    inst_index++;
752 
753    instruction[inst_index] = RENC_UVD_HEADER_INSTRUCTION_SLICE_QP_DELTA;
754    inst_index++;
755 
756    if ((enc->enc_pic.hevc_deblock.loop_filter_across_slices_enabled) &&
757        (!enc->enc_pic.hevc_deblock.deblocking_filter_disabled)) {
758       radeon_uvd_enc_code_fixed_bits(
759          enc, enc->enc_pic.hevc_deblock.loop_filter_across_slices_enabled, 1);
760 
761       radeon_uvd_enc_flush_headers(enc);
762       bit_index++;
763       instruction[inst_index] = RENC_UVD_HEADER_INSTRUCTION_COPY;
764       num_bits[inst_index] = enc->bits_output - bits_copied;
765       bits_copied = enc->bits_output;
766       inst_index++;
767    }
768 
769    instruction[inst_index] = RENC_UVD_HEADER_INSTRUCTION_END;
770 
771    for (int i = bit_index; i < RENC_UVD_SLICE_HEADER_TEMPLATE_MAX_TEMPLATE_SIZE_IN_DWORDS; i++)
772       RADEON_ENC_CS(0x00000000);
773 
774    for (int j = 0; j < RENC_UVD_SLICE_HEADER_TEMPLATE_MAX_NUM_INSTRUCTIONS; j++) {
775       RADEON_ENC_CS(instruction[j]);
776       RADEON_ENC_CS(num_bits[j]);
777    }
778 
779    RADEON_ENC_END();
780 }
781 
radeon_uvd_enc_ctx(struct radeon_uvd_encoder * enc)782 static void radeon_uvd_enc_ctx(struct radeon_uvd_encoder *enc)
783 {
784    struct si_screen *sscreen = (struct si_screen *)enc->screen;
785 
786    enc->enc_pic.ctx_buf.swizzle_mode = 0;
787    if (sscreen->info.gfx_level < GFX9) {
788       enc->enc_pic.ctx_buf.rec_luma_pitch = (enc->luma->u.legacy.level[0].nblk_x * enc->luma->bpe);
789       enc->enc_pic.ctx_buf.rec_chroma_pitch =
790          (enc->chroma->u.legacy.level[0].nblk_x * enc->chroma->bpe);
791    } else {
792       enc->enc_pic.ctx_buf.rec_luma_pitch = enc->luma->u.gfx9.surf_pitch * enc->luma->bpe;
793       enc->enc_pic.ctx_buf.rec_chroma_pitch = enc->chroma->u.gfx9.surf_pitch * enc->chroma->bpe;
794    }
795    enc->enc_pic.ctx_buf.num_reconstructed_pictures = 2;
796 
797    RADEON_ENC_BEGIN(RENC_UVD_IB_PARAM_ENCODE_CONTEXT_BUFFER);
798    RADEON_ENC_READWRITE(enc->cpb.res->buf, enc->cpb.res->domains, 0);
799    RADEON_ENC_CS(0x00000000); // reserved
800    RADEON_ENC_CS(enc->enc_pic.ctx_buf.swizzle_mode);
801    RADEON_ENC_CS(enc->enc_pic.ctx_buf.rec_luma_pitch);
802    RADEON_ENC_CS(enc->enc_pic.ctx_buf.rec_chroma_pitch);
803    RADEON_ENC_CS(enc->enc_pic.ctx_buf.num_reconstructed_pictures);
804    /* reconstructed_picture_1_luma_offset */
805    RADEON_ENC_CS(0x00000000);
806    /* reconstructed_picture_1_chroma_offset */
807    RADEON_ENC_CS(enc->enc_pic.ctx_buf.rec_chroma_pitch * align(enc->base.height, 16));
808    /* reconstructed_picture_2_luma_offset */
809    RADEON_ENC_CS(enc->enc_pic.ctx_buf.rec_luma_pitch * align(enc->base.height, 16) * 3 / 2);
810    /* reconstructed_picture_2_chroma_offset */
811    RADEON_ENC_CS(enc->enc_pic.ctx_buf.rec_chroma_pitch * align(enc->base.height, 16) * 5 / 2);
812 
813    for (int i = 0; i < 136; i++)
814       RADEON_ENC_CS(0x00000000);
815 
816    RADEON_ENC_END();
817 }
818 
radeon_uvd_enc_bitstream(struct radeon_uvd_encoder * enc)819 static void radeon_uvd_enc_bitstream(struct radeon_uvd_encoder *enc)
820 {
821    enc->enc_pic.bit_buf.mode = RENC_UVD_SWIZZLE_MODE_LINEAR;
822    enc->enc_pic.bit_buf.video_bitstream_buffer_size = enc->bs_size;
823    enc->enc_pic.bit_buf.video_bitstream_data_offset = 0;
824 
825    RADEON_ENC_BEGIN(RENC_UVD_IB_PARAM_VIDEO_BITSTREAM_BUFFER);
826    RADEON_ENC_CS(enc->enc_pic.bit_buf.mode);
827    RADEON_ENC_WRITE(enc->bs_handle, RADEON_DOMAIN_GTT, 0);
828    RADEON_ENC_CS(enc->enc_pic.bit_buf.video_bitstream_buffer_size);
829    RADEON_ENC_CS(enc->enc_pic.bit_buf.video_bitstream_data_offset);
830    RADEON_ENC_END();
831 }
832 
radeon_uvd_enc_feedback(struct radeon_uvd_encoder * enc)833 static void radeon_uvd_enc_feedback(struct radeon_uvd_encoder *enc)
834 {
835    enc->enc_pic.fb_buf.mode = RENC_UVD_FEEDBACK_BUFFER_MODE_LINEAR;
836    enc->enc_pic.fb_buf.feedback_buffer_size = 16;
837    enc->enc_pic.fb_buf.feedback_data_size = 40;
838 
839    RADEON_ENC_BEGIN(RENC_UVD_IB_PARAM_FEEDBACK_BUFFER);
840    RADEON_ENC_CS(enc->enc_pic.fb_buf.mode);
841    RADEON_ENC_WRITE(enc->fb->res->buf, enc->fb->res->domains, 0x0);
842    RADEON_ENC_CS(enc->enc_pic.fb_buf.feedback_buffer_size);
843    RADEON_ENC_CS(enc->enc_pic.fb_buf.feedback_data_size);
844    RADEON_ENC_END();
845 }
846 
radeon_uvd_enc_intra_refresh(struct radeon_uvd_encoder * enc)847 static void radeon_uvd_enc_intra_refresh(struct radeon_uvd_encoder *enc)
848 {
849    enc->enc_pic.intra_ref.intra_refresh_mode = RENC_UVD_INTRA_REFRESH_MODE_NONE;
850    enc->enc_pic.intra_ref.offset = 0;
851    enc->enc_pic.intra_ref.region_size = 0;
852 
853    RADEON_ENC_BEGIN(RENC_UVD_IB_PARAM_INTRA_REFRESH);
854    RADEON_ENC_CS(enc->enc_pic.intra_ref.intra_refresh_mode);
855    RADEON_ENC_CS(enc->enc_pic.intra_ref.offset);
856    RADEON_ENC_CS(enc->enc_pic.intra_ref.region_size);
857    RADEON_ENC_END();
858 }
859 
radeon_uvd_enc_rc_per_pic(struct radeon_uvd_encoder * enc,struct pipe_picture_desc * picture)860 static void radeon_uvd_enc_rc_per_pic(struct radeon_uvd_encoder *enc,
861                                       struct pipe_picture_desc *picture)
862 {
863    struct pipe_h265_enc_picture_desc *pic = (struct pipe_h265_enc_picture_desc *)picture;
864    enc->enc_pic.rc_per_pic.qp = pic->rc[0].quant_i_frames;
865    enc->enc_pic.rc_per_pic.min_qp_app = 0;
866    enc->enc_pic.rc_per_pic.max_qp_app = 51;
867    enc->enc_pic.rc_per_pic.max_au_size = 0;
868    enc->enc_pic.rc_per_pic.enabled_filler_data = pic->rc[0].fill_data_enable;
869    enc->enc_pic.rc_per_pic.skip_frame_enable = false;
870    enc->enc_pic.rc_per_pic.enforce_hrd = pic->rc[0].enforce_hrd;
871 
872    RADEON_ENC_BEGIN(RENC_UVD_IB_PARAM_RATE_CONTROL_PER_PICTURE);
873    RADEON_ENC_CS(enc->enc_pic.rc_per_pic.qp);
874    RADEON_ENC_CS(enc->enc_pic.rc_per_pic.min_qp_app);
875    RADEON_ENC_CS(enc->enc_pic.rc_per_pic.max_qp_app);
876    RADEON_ENC_CS(enc->enc_pic.rc_per_pic.max_au_size);
877    RADEON_ENC_CS(enc->enc_pic.rc_per_pic.enabled_filler_data);
878    RADEON_ENC_CS(enc->enc_pic.rc_per_pic.skip_frame_enable);
879    RADEON_ENC_CS(enc->enc_pic.rc_per_pic.enforce_hrd);
880    RADEON_ENC_END();
881 }
882 
radeon_uvd_enc_encode_params_hevc(struct radeon_uvd_encoder * enc)883 static void radeon_uvd_enc_encode_params_hevc(struct radeon_uvd_encoder *enc)
884 {
885    struct si_screen *sscreen = (struct si_screen *)enc->screen;
886    switch (enc->enc_pic.picture_type) {
887    case PIPE_H2645_ENC_PICTURE_TYPE_I:
888    case PIPE_H2645_ENC_PICTURE_TYPE_IDR:
889       enc->enc_pic.enc_params.pic_type = RENC_UVD_PICTURE_TYPE_I;
890       break;
891    case PIPE_H2645_ENC_PICTURE_TYPE_P:
892       enc->enc_pic.enc_params.pic_type = RENC_UVD_PICTURE_TYPE_P;
893       break;
894    case PIPE_H2645_ENC_PICTURE_TYPE_SKIP:
895       enc->enc_pic.enc_params.pic_type = RENC_UVD_PICTURE_TYPE_P_SKIP;
896       break;
897    case PIPE_H2645_ENC_PICTURE_TYPE_B:
898       enc->enc_pic.enc_params.pic_type = RENC_UVD_PICTURE_TYPE_B;
899       break;
900    default:
901       enc->enc_pic.enc_params.pic_type = RENC_UVD_PICTURE_TYPE_I;
902    }
903 
904    enc->enc_pic.enc_params.allowed_max_bitstream_size = enc->bs_size;
905    if (sscreen->info.gfx_level < GFX9) {
906       enc->enc_pic.enc_params.input_pic_luma_pitch =
907          (enc->luma->u.legacy.level[0].nblk_x * enc->luma->bpe);
908       enc->enc_pic.enc_params.input_pic_chroma_pitch =
909          (enc->chroma->u.legacy.level[0].nblk_x * enc->chroma->bpe);
910    } else {
911       enc->enc_pic.enc_params.input_pic_luma_pitch = enc->luma->u.gfx9.surf_pitch * enc->luma->bpe;
912       enc->enc_pic.enc_params.input_pic_chroma_pitch =
913          enc->chroma->u.gfx9.surf_pitch * enc->chroma->bpe;
914    }
915    enc->enc_pic.enc_params.input_pic_swizzle_mode = RENC_UVD_SWIZZLE_MODE_LINEAR;
916 
917    if (enc->enc_pic.enc_params.pic_type == RENC_UVD_PICTURE_TYPE_I)
918       enc->enc_pic.enc_params.reference_picture_index = 0xFFFFFFFF;
919    else
920       enc->enc_pic.enc_params.reference_picture_index = (enc->enc_pic.frame_num - 1) % 2;
921 
922    enc->enc_pic.enc_params.reconstructed_picture_index = enc->enc_pic.frame_num % 2;
923 
924    RADEON_ENC_BEGIN(RENC_UVD_IB_PARAM_ENCODE_PARAMS);
925    RADEON_ENC_CS(enc->enc_pic.enc_params.pic_type);
926    RADEON_ENC_CS(enc->enc_pic.enc_params.allowed_max_bitstream_size);
927 
928    if (sscreen->info.gfx_level < GFX9) {
929       RADEON_ENC_READ(enc->handle, RADEON_DOMAIN_VRAM, (uint64_t)enc->luma->u.legacy.level[0].offset_256B * 256);
930       RADEON_ENC_READ(enc->handle, RADEON_DOMAIN_VRAM, (uint64_t)enc->chroma->u.legacy.level[0].offset_256B * 256);
931    } else {
932       RADEON_ENC_READ(enc->handle, RADEON_DOMAIN_VRAM, enc->luma->u.gfx9.surf_offset);
933       RADEON_ENC_READ(enc->handle, RADEON_DOMAIN_VRAM, enc->chroma->u.gfx9.surf_offset);
934    }
935    RADEON_ENC_CS(enc->enc_pic.enc_params.input_pic_luma_pitch);
936    RADEON_ENC_CS(enc->enc_pic.enc_params.input_pic_chroma_pitch);
937    RADEON_ENC_CS(0x00000000); // reserved
938    RADEON_ENC_CS(enc->enc_pic.enc_params.input_pic_swizzle_mode);
939    RADEON_ENC_CS(enc->enc_pic.enc_params.reference_picture_index);
940    RADEON_ENC_CS(enc->enc_pic.enc_params.reconstructed_picture_index);
941    RADEON_ENC_END();
942 }
943 
radeon_uvd_enc_op_init(struct radeon_uvd_encoder * enc)944 static void radeon_uvd_enc_op_init(struct radeon_uvd_encoder *enc)
945 {
946    RADEON_ENC_BEGIN(RENC_UVD_IB_OP_INITIALIZE);
947    RADEON_ENC_END();
948 }
949 
radeon_uvd_enc_op_close(struct radeon_uvd_encoder * enc)950 static void radeon_uvd_enc_op_close(struct radeon_uvd_encoder *enc)
951 {
952    RADEON_ENC_BEGIN(RENC_UVD_IB_OP_CLOSE_SESSION);
953    RADEON_ENC_END();
954 }
955 
radeon_uvd_enc_op_enc(struct radeon_uvd_encoder * enc)956 static void radeon_uvd_enc_op_enc(struct radeon_uvd_encoder *enc)
957 {
958    RADEON_ENC_BEGIN(RENC_UVD_IB_OP_ENCODE);
959    RADEON_ENC_END();
960 }
961 
radeon_uvd_enc_op_init_rc(struct radeon_uvd_encoder * enc)962 static void radeon_uvd_enc_op_init_rc(struct radeon_uvd_encoder *enc)
963 {
964    RADEON_ENC_BEGIN(RENC_UVD_IB_OP_INIT_RC);
965    RADEON_ENC_END();
966 }
967 
radeon_uvd_enc_op_init_rc_vbv(struct radeon_uvd_encoder * enc)968 static void radeon_uvd_enc_op_init_rc_vbv(struct radeon_uvd_encoder *enc)
969 {
970    RADEON_ENC_BEGIN(RENC_UVD_IB_OP_INIT_RC_VBV_BUFFER_LEVEL);
971    RADEON_ENC_END();
972 }
973 
radeon_uvd_enc_op_speed(struct radeon_uvd_encoder * enc)974 static void radeon_uvd_enc_op_speed(struct radeon_uvd_encoder *enc)
975 {
976    RADEON_ENC_BEGIN(RENC_UVD_IB_OP_SET_SPEED_ENCODING_MODE);
977    RADEON_ENC_END();
978 }
979 
begin(struct radeon_uvd_encoder * enc,struct pipe_picture_desc * pic)980 static void begin(struct radeon_uvd_encoder *enc, struct pipe_picture_desc *pic)
981 {
982    radeon_uvd_enc_session_info(enc);
983    enc->total_task_size = 0;
984    radeon_uvd_enc_task_info(enc, enc->need_feedback);
985    radeon_uvd_enc_op_init(enc);
986 
987    radeon_uvd_enc_session_init_hevc(enc);
988    radeon_uvd_enc_slice_control_hevc(enc);
989    radeon_uvd_enc_spec_misc_hevc(enc, pic);
990    radeon_uvd_enc_deblocking_filter_hevc(enc, pic);
991 
992    radeon_uvd_enc_layer_control(enc);
993    radeon_uvd_enc_rc_session_init(enc, pic);
994    radeon_uvd_enc_quality_params(enc);
995    radeon_uvd_enc_layer_select(enc);
996    radeon_uvd_enc_rc_layer_init(enc, pic);
997    radeon_uvd_enc_layer_select(enc);
998    radeon_uvd_enc_rc_per_pic(enc, pic);
999    radeon_uvd_enc_op_init_rc(enc);
1000    radeon_uvd_enc_op_init_rc_vbv(enc);
1001    *enc->p_task_size = (enc->total_task_size);
1002 }
1003 
encode(struct radeon_uvd_encoder * enc)1004 static void encode(struct radeon_uvd_encoder *enc)
1005 {
1006    radeon_uvd_enc_session_info(enc);
1007    enc->total_task_size = 0;
1008    radeon_uvd_enc_task_info(enc, enc->need_feedback);
1009 
1010    radeon_uvd_enc_nalu_aud_hevc(enc);
1011 
1012    if (enc->enc_pic.is_iframe) {
1013       radeon_uvd_enc_nalu_vps_hevc(enc);
1014       radeon_uvd_enc_nalu_pps_hevc(enc);
1015       radeon_uvd_enc_nalu_sps_hevc(enc);
1016    }
1017    radeon_uvd_enc_slice_header_hevc(enc);
1018    radeon_uvd_enc_encode_params_hevc(enc);
1019 
1020    radeon_uvd_enc_ctx(enc);
1021    radeon_uvd_enc_bitstream(enc);
1022    radeon_uvd_enc_feedback(enc);
1023    radeon_uvd_enc_intra_refresh(enc);
1024 
1025    radeon_uvd_enc_op_speed(enc);
1026    radeon_uvd_enc_op_enc(enc);
1027    *enc->p_task_size = (enc->total_task_size);
1028 }
1029 
destroy(struct radeon_uvd_encoder * enc)1030 static void destroy(struct radeon_uvd_encoder *enc)
1031 {
1032    radeon_uvd_enc_session_info(enc);
1033    enc->total_task_size = 0;
1034    radeon_uvd_enc_task_info(enc, enc->need_feedback);
1035    radeon_uvd_enc_op_close(enc);
1036    *enc->p_task_size = (enc->total_task_size);
1037 }
1038 
radeon_uvd_enc_1_1_init(struct radeon_uvd_encoder * enc)1039 void radeon_uvd_enc_1_1_init(struct radeon_uvd_encoder *enc)
1040 {
1041    enc->begin = begin;
1042    enc->encode = encode;
1043    enc->destroy = destroy;
1044 }
1045