1 /**************************************************************************
3 * Copyright 2013 Advanced Micro Devices, Inc.
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:
14 * The above copyright notice and this permission notice (including the
15 * next paragraph) shall be included in all copies or substantial portions
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.
26 **************************************************************************/
30 * Christian König <christian.koenig@amd.com>
36 #include "pipe/p_video_codec.h"
38 #include "util/u_video.h"
39 #include "util/u_memory.h"
41 #include "vl/vl_video_buffer.h"
43 #include "r600_pipe_common.h"
44 #include "radeon_video.h"
45 #include "radeon_vce.h"
47 #define FW_40_2_2 ((40 << 24) | (2 << 16) | (2 << 8))
48 #define FW_50_0_1 ((50 << 24) | (0 << 16) | (1 << 8))
49 #define FW_50_1_2 ((50 << 24) | (1 << 16) | (2 << 8))
52 * flush commands to the hardware
54 static void flush(struct rvce_encoder
*enc
)
56 enc
->ws
->cs_flush(enc
->cs
, RADEON_FLUSH_ASYNC
, NULL
, 0);
60 static void dump_feedback(struct rvce_encoder
*enc
, struct rvid_buffer
*fb
)
62 uint32_t *ptr
= enc
->ws
->buffer_map(fb
->res
->cs_buf
, enc
->cs
, PIPE_TRANSFER_READ_WRITE
);
64 fprintf(stderr
, "\n");
65 fprintf(stderr
, "encStatus:\t\t\t%08x\n", ptr
[i
++]);
66 fprintf(stderr
, "encHasBitstream:\t\t%08x\n", ptr
[i
++]);
67 fprintf(stderr
, "encHasAudioBitstream:\t\t%08x\n", ptr
[i
++]);
68 fprintf(stderr
, "encBitstreamOffset:\t\t%08x\n", ptr
[i
++]);
69 fprintf(stderr
, "encBitstreamSize:\t\t%08x\n", ptr
[i
++]);
70 fprintf(stderr
, "encAudioBitstreamOffset:\t%08x\n", ptr
[i
++]);
71 fprintf(stderr
, "encAudioBitstreamSize:\t\t%08x\n", ptr
[i
++]);
72 fprintf(stderr
, "encExtrabytes:\t\t\t%08x\n", ptr
[i
++]);
73 fprintf(stderr
, "encAudioExtrabytes:\t\t%08x\n", ptr
[i
++]);
74 fprintf(stderr
, "videoTimeStamp:\t\t\t%08x\n", ptr
[i
++]);
75 fprintf(stderr
, "audioTimeStamp:\t\t\t%08x\n", ptr
[i
++]);
76 fprintf(stderr
, "videoOutputType:\t\t%08x\n", ptr
[i
++]);
77 fprintf(stderr
, "attributeFlags:\t\t\t%08x\n", ptr
[i
++]);
78 fprintf(stderr
, "seiPrivatePackageOffset:\t%08x\n", ptr
[i
++]);
79 fprintf(stderr
, "seiPrivatePackageSize:\t\t%08x\n", ptr
[i
++]);
80 fprintf(stderr
, "\n");
81 enc
->ws
->buffer_unmap(fb
->res
->cs_buf
);
86 * reset the CPB handling
88 static void reset_cpb(struct rvce_encoder
*enc
)
92 LIST_INITHEAD(&enc
->cpb_slots
);
93 for (i
= 0; i
< enc
->cpb_num
; ++i
) {
94 struct rvce_cpb_slot
*slot
= &enc
->cpb_array
[i
];
96 slot
->picture_type
= PIPE_H264_ENC_PICTURE_TYPE_SKIP
;
98 slot
->pic_order_cnt
= 0;
99 LIST_ADDTAIL(&slot
->list
, &enc
->cpb_slots
);
104 * sort l0 and l1 to the top of the list
106 static void sort_cpb(struct rvce_encoder
*enc
)
108 struct rvce_cpb_slot
*i
, *l0
= NULL
, *l1
= NULL
;
110 LIST_FOR_EACH_ENTRY(i
, &enc
->cpb_slots
, list
) {
111 if (i
->frame_num
== enc
->pic
.ref_idx_l0
)
114 if (i
->frame_num
== enc
->pic
.ref_idx_l1
)
117 if (enc
->pic
.picture_type
== PIPE_H264_ENC_PICTURE_TYPE_P
&& l0
)
120 if (enc
->pic
.picture_type
== PIPE_H264_ENC_PICTURE_TYPE_B
&&
127 LIST_ADD(&l1
->list
, &enc
->cpb_slots
);
132 LIST_ADD(&l0
->list
, &enc
->cpb_slots
);
137 * get number of cpbs based on dpb
139 static unsigned get_cpb_num(struct rvce_encoder
*enc
)
141 unsigned w
= align(enc
->base
.width
, 16) / 16;
142 unsigned h
= align(enc
->base
.height
, 16) / 16;
145 switch (enc
->base
.level
) {
186 return MIN2(dpb
/ (w
* h
), 16);
190 * Get the slot for the currently encoded frame
192 struct rvce_cpb_slot
*current_slot(struct rvce_encoder
*enc
)
194 return LIST_ENTRY(struct rvce_cpb_slot
, enc
->cpb_slots
.prev
, list
);
198 * Get the slot for L0
200 struct rvce_cpb_slot
*l0_slot(struct rvce_encoder
*enc
)
202 return LIST_ENTRY(struct rvce_cpb_slot
, enc
->cpb_slots
.next
, list
);
206 * Get the slot for L1
208 struct rvce_cpb_slot
*l1_slot(struct rvce_encoder
*enc
)
210 return LIST_ENTRY(struct rvce_cpb_slot
, enc
->cpb_slots
.next
->next
, list
);
214 * Calculate the offsets into the CPB
216 void rvce_frame_offset(struct rvce_encoder
*enc
, struct rvce_cpb_slot
*slot
,
217 unsigned *luma_offset
, unsigned *chroma_offset
)
219 unsigned pitch
= align(enc
->luma
->level
[0].pitch_bytes
, 128);
220 unsigned vpitch
= align(enc
->luma
->npix_y
, 16);
221 unsigned fsize
= pitch
* (vpitch
+ vpitch
/ 2);
223 *luma_offset
= slot
->index
* fsize
;
224 *chroma_offset
= *luma_offset
+ pitch
* vpitch
;
228 * destroy this video encoder
230 static void rvce_destroy(struct pipe_video_codec
*encoder
)
232 struct rvce_encoder
*enc
= (struct rvce_encoder
*)encoder
;
233 if (enc
->stream_handle
) {
234 struct rvid_buffer fb
;
235 rvid_create_buffer(enc
->screen
, &fb
, 512, PIPE_USAGE_STAGING
);
241 rvid_destroy_buffer(&fb
);
243 rvid_destroy_buffer(&enc
->cpb
);
244 enc
->ws
->cs_destroy(enc
->cs
);
245 FREE(enc
->cpb_array
);
249 static void rvce_begin_frame(struct pipe_video_codec
*encoder
,
250 struct pipe_video_buffer
*source
,
251 struct pipe_picture_desc
*picture
)
253 struct rvce_encoder
*enc
= (struct rvce_encoder
*)encoder
;
254 struct vl_video_buffer
*vid_buf
= (struct vl_video_buffer
*)source
;
255 struct pipe_h264_enc_picture_desc
*pic
= (struct pipe_h264_enc_picture_desc
*)picture
;
257 bool need_rate_control
=
258 enc
->pic
.rate_ctrl
.rate_ctrl_method
!= pic
->rate_ctrl
.rate_ctrl_method
||
259 enc
->pic
.quant_i_frames
!= pic
->quant_i_frames
||
260 enc
->pic
.quant_p_frames
!= pic
->quant_p_frames
||
261 enc
->pic
.quant_b_frames
!= pic
->quant_b_frames
;
265 enc
->get_buffer(vid_buf
->resources
[0], &enc
->handle
, &enc
->luma
);
266 enc
->get_buffer(vid_buf
->resources
[1], NULL
, &enc
->chroma
);
268 if (pic
->picture_type
== PIPE_H264_ENC_PICTURE_TYPE_IDR
)
270 else if (pic
->picture_type
== PIPE_H264_ENC_PICTURE_TYPE_P
||
271 pic
->picture_type
== PIPE_H264_ENC_PICTURE_TYPE_B
)
274 if (!enc
->stream_handle
) {
275 struct rvid_buffer fb
;
276 enc
->stream_handle
= rvid_alloc_stream_handle();
277 rvid_create_buffer(enc
->screen
, &fb
, 512, PIPE_USAGE_STAGING
);
281 enc
->rate_control(enc
);
282 need_rate_control
= false;
283 enc
->config_extension(enc
);
284 enc
->motion_estimation(enc
);
288 enc
->pic_control(enc
);
291 //dump_feedback(enc, &fb);
292 rvid_destroy_buffer(&fb
);
297 if (need_rate_control
)
298 enc
->rate_control(enc
);
301 static void rvce_encode_bitstream(struct pipe_video_codec
*encoder
,
302 struct pipe_video_buffer
*source
,
303 struct pipe_resource
*destination
,
306 struct rvce_encoder
*enc
= (struct rvce_encoder
*)encoder
;
307 enc
->get_buffer(destination
, &enc
->bs_handle
, NULL
);
308 enc
->bs_size
= destination
->width0
;
310 *fb
= enc
->fb
= CALLOC_STRUCT(rvid_buffer
);
311 if (!rvid_create_buffer(enc
->screen
, enc
->fb
, 512, PIPE_USAGE_STAGING
)) {
312 RVID_ERR("Can't create feedback buffer.\n");
319 static void rvce_end_frame(struct pipe_video_codec
*encoder
,
320 struct pipe_video_buffer
*source
,
321 struct pipe_picture_desc
*picture
)
323 struct rvce_encoder
*enc
= (struct rvce_encoder
*)encoder
;
324 struct rvce_cpb_slot
*slot
= LIST_ENTRY(
325 struct rvce_cpb_slot
, enc
->cpb_slots
.prev
, list
);
329 /* update the CPB backtrack with the just encoded frame */
330 slot
->picture_type
= enc
->pic
.picture_type
;
331 slot
->frame_num
= enc
->pic
.frame_num
;
332 slot
->pic_order_cnt
= enc
->pic
.pic_order_cnt
;
333 if (!enc
->pic
.not_referenced
) {
334 LIST_DEL(&slot
->list
);
335 LIST_ADD(&slot
->list
, &enc
->cpb_slots
);
339 static void rvce_get_feedback(struct pipe_video_codec
*encoder
,
340 void *feedback
, unsigned *size
)
342 struct rvce_encoder
*enc
= (struct rvce_encoder
*)encoder
;
343 struct rvid_buffer
*fb
= feedback
;
346 uint32_t *ptr
= enc
->ws
->buffer_map(fb
->res
->cs_buf
, enc
->cs
, PIPE_TRANSFER_READ_WRITE
);
349 *size
= ptr
[4] - ptr
[9];
354 enc
->ws
->buffer_unmap(fb
->res
->cs_buf
);
356 //dump_feedback(enc, fb);
357 rvid_destroy_buffer(fb
);
362 * flush any outstanding command buffers to the hardware
364 static void rvce_flush(struct pipe_video_codec
*encoder
)
368 static void rvce_cs_flush(void *ctx
, unsigned flags
,
369 struct pipe_fence_handle
**fence
)
374 struct pipe_video_codec
*rvce_create_encoder(struct pipe_context
*context
,
375 const struct pipe_video_codec
*templ
,
376 struct radeon_winsys
* ws
,
377 rvce_get_buffer get_buffer
)
379 struct r600_common_screen
*rscreen
= (struct r600_common_screen
*)context
->screen
;
380 struct rvce_encoder
*enc
;
381 struct pipe_video_buffer
*tmp_buf
, templat
= {};
382 struct radeon_surf
*tmp_surf
;
385 if (!rscreen
->info
.vce_fw_version
) {
386 RVID_ERR("Kernel doesn't supports VCE!\n");
389 } else if (!rvce_is_fw_version_supported(rscreen
)) {
390 RVID_ERR("Unsupported VCE fw version loaded!\n");
394 enc
= CALLOC_STRUCT(rvce_encoder
);
398 if ((rscreen
->info
.drm_major
> 2) || (rscreen
->info
.drm_minor
>= 42))
402 enc
->base
.context
= context
;
404 enc
->base
.destroy
= rvce_destroy
;
405 enc
->base
.begin_frame
= rvce_begin_frame
;
406 enc
->base
.encode_bitstream
= rvce_encode_bitstream
;
407 enc
->base
.end_frame
= rvce_end_frame
;
408 enc
->base
.flush
= rvce_flush
;
409 enc
->base
.get_feedback
= rvce_get_feedback
;
410 enc
->get_buffer
= get_buffer
;
412 enc
->screen
= context
->screen
;
414 enc
->cs
= ws
->cs_create(ws
, RING_VCE
, rvce_cs_flush
, enc
, NULL
);
416 RVID_ERR("Can't get command submission context.\n");
420 templat
.buffer_format
= PIPE_FORMAT_NV12
;
421 templat
.chroma_format
= PIPE_VIDEO_CHROMA_FORMAT_420
;
422 templat
.width
= enc
->base
.width
;
423 templat
.height
= enc
->base
.height
;
424 templat
.interlaced
= false;
425 if (!(tmp_buf
= context
->create_video_buffer(context
, &templat
))) {
426 RVID_ERR("Can't create video buffer.\n");
430 enc
->cpb_num
= get_cpb_num(enc
);
434 get_buffer(((struct vl_video_buffer
*)tmp_buf
)->resources
[0], NULL
, &tmp_surf
);
435 cpb_size
= align(tmp_surf
->level
[0].pitch_bytes
, 128);
436 cpb_size
= cpb_size
* align(tmp_surf
->npix_y
, 16);
437 cpb_size
= cpb_size
* 3 / 2;
438 cpb_size
= cpb_size
* enc
->cpb_num
;
439 tmp_buf
->destroy(tmp_buf
);
440 if (!rvid_create_buffer(enc
->screen
, &enc
->cpb
, cpb_size
, PIPE_USAGE_DEFAULT
)) {
441 RVID_ERR("Can't create CPB buffer.\n");
445 enc
->cpb_array
= CALLOC(enc
->cpb_num
, sizeof(struct rvce_cpb_slot
));
451 switch (rscreen
->info
.vce_fw_version
) {
453 radeon_vce_40_2_2_init(enc
);
458 radeon_vce_50_init(enc
);
469 enc
->ws
->cs_destroy(enc
->cs
);
471 rvid_destroy_buffer(&enc
->cpb
);
473 FREE(enc
->cpb_array
);
479 * check if kernel has the right fw version loaded
481 bool rvce_is_fw_version_supported(struct r600_common_screen
*rscreen
)
483 return rscreen
->info
.vce_fw_version
== FW_40_2_2
||
484 rscreen
->info
.vce_fw_version
== FW_50_0_1
||
485 rscreen
->info
.vce_fw_version
== FW_50_1_2
;