1 /*
2 * Copyright 2011-2013 Maarten Lankhorst
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20 * OTHER DEALINGS IN THE SOFTWARE.
21 */
22
23 #include "nvc0/nvc0_video.h"
24
25 #include "util/u_sampler.h"
26 #include "util/format/u_format.h"
27
28 static void
nvc0_decoder_begin_frame(struct pipe_video_codec * decoder,struct pipe_video_buffer * target,struct pipe_picture_desc * picture)29 nvc0_decoder_begin_frame(struct pipe_video_codec *decoder,
30 struct pipe_video_buffer *target,
31 struct pipe_picture_desc *picture)
32 {
33 struct nouveau_vp3_decoder *dec = (struct nouveau_vp3_decoder *)decoder;
34 uint32_t comm_seq = ++dec->fence_seq;
35 ASSERTED unsigned ret = 0; /* used in debug checks */
36
37 assert(dec);
38 assert(target);
39 assert(target->buffer_format == PIPE_FORMAT_NV12);
40
41 ret = nvc0_decoder_bsp_begin(dec, comm_seq);
42
43 assert(ret == 2);
44 }
45
46 static void
nvc0_decoder_decode_bitstream(struct pipe_video_codec * decoder,struct pipe_video_buffer * video_target,struct pipe_picture_desc * picture,unsigned num_buffers,const void * const * data,const unsigned * num_bytes)47 nvc0_decoder_decode_bitstream(struct pipe_video_codec *decoder,
48 struct pipe_video_buffer *video_target,
49 struct pipe_picture_desc *picture,
50 unsigned num_buffers,
51 const void *const *data,
52 const unsigned *num_bytes)
53 {
54 struct nouveau_vp3_decoder *dec = (struct nouveau_vp3_decoder *)decoder;
55 uint32_t comm_seq = dec->fence_seq;
56 ASSERTED unsigned ret = 0; /* used in debug checks */
57
58 assert(decoder);
59
60 ret = nvc0_decoder_bsp_next(dec, comm_seq, num_buffers, data, num_bytes);
61
62 assert(ret == 2);
63 }
64
65 static void
nvc0_decoder_end_frame(struct pipe_video_codec * decoder,struct pipe_video_buffer * video_target,struct pipe_picture_desc * picture)66 nvc0_decoder_end_frame(struct pipe_video_codec *decoder,
67 struct pipe_video_buffer *video_target,
68 struct pipe_picture_desc *picture)
69 {
70 struct nouveau_vp3_decoder *dec = (struct nouveau_vp3_decoder *)decoder;
71 struct nouveau_vp3_video_buffer *target = (struct nouveau_vp3_video_buffer *)video_target;
72 uint32_t comm_seq = dec->fence_seq;
73 union pipe_desc desc;
74
75 unsigned vp_caps, is_ref;
76 ASSERTED unsigned ret; /* used in debug checks */
77 struct nouveau_vp3_video_buffer *refs[16] = {};
78
79 desc.base = picture;
80
81 ret = nvc0_decoder_bsp_end(dec, desc, target, comm_seq, &vp_caps, &is_ref, refs);
82
83 /* did we decode bitstream correctly? */
84 assert(ret == 2);
85
86 nvc0_decoder_vp(dec, desc, target, comm_seq, vp_caps, is_ref, refs);
87 nvc0_decoder_ppp(dec, desc, target, comm_seq);
88 }
89
90 struct pipe_video_codec *
nvc0_create_decoder(struct pipe_context * context,const struct pipe_video_codec * templ)91 nvc0_create_decoder(struct pipe_context *context,
92 const struct pipe_video_codec *templ)
93 {
94 struct nouveau_screen *screen = &((struct nvc0_context *)context)->screen->base;
95 struct nouveau_vp3_decoder *dec;
96 struct nouveau_pushbuf **push;
97 union nouveau_bo_config cfg;
98 bool kepler = screen->device->chipset >= 0xe0;
99
100 cfg.nvc0.tile_mode = 0x10;
101 cfg.nvc0.memtype = 0xfe;
102
103 int ret, i;
104 uint32_t codec = 1, ppp_codec = 3;
105 uint32_t timeout;
106 u32 tmp_size = 0;
107
108 if (getenv("XVMC_VL"))
109 return vl_create_decoder(context, templ);
110
111 if (templ->entrypoint != PIPE_VIDEO_ENTRYPOINT_BITSTREAM) {
112 debug_printf("%x\n", templ->entrypoint);
113 return NULL;
114 }
115
116 dec = CALLOC_STRUCT(nouveau_vp3_decoder);
117 if (!dec)
118 return NULL;
119 dec->client = screen->client;
120 dec->base = *templ;
121 nouveau_vp3_decoder_init_common(&dec->base);
122
123 if (!kepler) {
124 dec->bsp_idx = 5;
125 dec->vp_idx = 6;
126 dec->ppp_idx = 7;
127 } else {
128 dec->bsp_idx = 2;
129 dec->vp_idx = 2;
130 dec->ppp_idx = 2;
131 }
132
133 for (i = 0; i < 3; ++i)
134 if (i && !kepler) {
135 dec->channel[i] = dec->channel[0];
136 dec->pushbuf[i] = dec->pushbuf[0];
137 } else {
138 void *data;
139 u32 size;
140 struct nvc0_fifo nvc0_args = {};
141 struct nve0_fifo nve0_args = {};
142
143 if (!kepler) {
144 size = sizeof(nvc0_args);
145 data = &nvc0_args;
146 } else {
147 unsigned engine[] = {
148 NVE0_FIFO_ENGINE_BSP,
149 NVE0_FIFO_ENGINE_VP,
150 NVE0_FIFO_ENGINE_PPP
151 };
152
153 nve0_args.engine = engine[i];
154 size = sizeof(nve0_args);
155 data = &nve0_args;
156 }
157
158 ret = nouveau_object_new(&screen->device->object, 0,
159 NOUVEAU_FIFO_CHANNEL_CLASS,
160 data, size, &dec->channel[i]);
161
162 if (!ret)
163 ret = nouveau_pushbuf_new(screen->client, dec->channel[i], 4,
164 32 * 1024, true, &dec->pushbuf[i]);
165 if (ret)
166 break;
167 }
168 push = dec->pushbuf;
169
170 if (!kepler) {
171 if (!ret)
172 ret = nouveau_object_new(dec->channel[0], 0x390b1, 0x90b1, NULL, 0, &dec->bsp);
173 if (!ret)
174 ret = nouveau_object_new(dec->channel[1], 0x190b2, 0x90b2, NULL, 0, &dec->vp);
175 if (!ret)
176 ret = nouveau_object_new(dec->channel[2], 0x290b3, 0x90b3, NULL, 0, &dec->ppp);
177 } else {
178 if (!ret)
179 ret = nouveau_object_new(dec->channel[0], 0x95b1, 0x95b1, NULL, 0, &dec->bsp);
180 if (!ret)
181 ret = nouveau_object_new(dec->channel[1], 0x95b2, 0x95b2, NULL, 0, &dec->vp);
182 if (!ret)
183 ret = nouveau_object_new(dec->channel[2], 0x90b3, 0x90b3, NULL, 0, &dec->ppp);
184 }
185 if (ret)
186 goto fail;
187
188 BEGIN_NVC0(push[0], SUBC_BSP(NV01_SUBCHAN_OBJECT), 1);
189 PUSH_DATA (push[0], dec->bsp->handle);
190
191 BEGIN_NVC0(push[1], SUBC_VP(NV01_SUBCHAN_OBJECT), 1);
192 PUSH_DATA (push[1], dec->vp->handle);
193
194 BEGIN_NVC0(push[2], SUBC_PPP(NV01_SUBCHAN_OBJECT), 1);
195 PUSH_DATA (push[2], dec->ppp->handle);
196
197 dec->base.context = context;
198 dec->base.begin_frame = nvc0_decoder_begin_frame;
199 dec->base.decode_bitstream = nvc0_decoder_decode_bitstream;
200 dec->base.end_frame = nvc0_decoder_end_frame;
201
202 for (i = 0; i < NOUVEAU_VP3_VIDEO_QDEPTH && !ret; ++i)
203 ret = nouveau_bo_new(screen->device, NOUVEAU_BO_VRAM,
204 0, 1 << 20, &cfg, &dec->bsp_bo[i]);
205 if (!ret) {
206 /* total fudge factor... just has to be bigger for higher bitrates? */
207 unsigned inter_size = align(templ->width * templ->height * 2, 4 << 20);
208 ret = nouveau_bo_new(screen->device, NOUVEAU_BO_VRAM,
209 0x100, inter_size, &cfg, &dec->inter_bo[0]);
210 }
211 if (!ret) {
212 ret = nouveau_bo_new(screen->device, NOUVEAU_BO_VRAM,
213 0x100, dec->inter_bo[0]->size, &cfg,
214 &dec->inter_bo[1]);
215 }
216 if (ret)
217 goto fail;
218 switch (u_reduce_video_profile(templ->profile)) {
219 case PIPE_VIDEO_FORMAT_MPEG12: {
220 codec = 1;
221 assert(templ->max_references <= 2);
222 break;
223 }
224 case PIPE_VIDEO_FORMAT_MPEG4: {
225 codec = 4;
226 tmp_size = mb(templ->height)*16 * mb(templ->width)*16;
227 assert(templ->max_references <= 2);
228 break;
229 }
230 case PIPE_VIDEO_FORMAT_VC1: {
231 ppp_codec = codec = 2;
232 tmp_size = mb(templ->height)*16 * mb(templ->width)*16;
233 assert(templ->max_references <= 2);
234 break;
235 }
236 case PIPE_VIDEO_FORMAT_MPEG4_AVC: {
237 codec = 3;
238 dec->tmp_stride = 16 * mb_half(templ->width) * nouveau_vp3_video_align(templ->height) * 3 / 2;
239 tmp_size = dec->tmp_stride * (templ->max_references + 1);
240 assert(templ->max_references <= 16);
241 break;
242 }
243 default:
244 fprintf(stderr, "invalid codec\n");
245 goto fail;
246 }
247
248 if (screen->device->chipset < 0xd0) {
249 ret = nouveau_bo_new(screen->device, NOUVEAU_BO_VRAM, 0,
250 0x4000, &cfg, &dec->fw_bo);
251 if (ret)
252 goto fail;
253
254 ret = nouveau_vp3_load_firmware(dec, templ->profile, screen->device->chipset);
255 if (ret)
256 goto fw_fail;
257 }
258
259 if (codec != 3) {
260 ret = nouveau_bo_new(screen->device, NOUVEAU_BO_VRAM, 0,
261 0x400, &cfg, &dec->bitplane_bo);
262 if (ret)
263 goto fail;
264 }
265
266 dec->ref_stride = mb(templ->width)*16 * (mb_half(templ->height)*32 + nouveau_vp3_video_align(templ->height)/2);
267 ret = nouveau_bo_new(screen->device, NOUVEAU_BO_VRAM, 0,
268 dec->ref_stride * (templ->max_references+2) + tmp_size,
269 &cfg, &dec->ref_bo);
270 if (ret)
271 goto fail;
272
273 timeout = 0;
274
275 BEGIN_NVC0(push[0], SUBC_BSP(0x200), 2);
276 PUSH_DATA (push[0], codec);
277 PUSH_DATA (push[0], timeout);
278
279 BEGIN_NVC0(push[1], SUBC_VP(0x200), 2);
280 PUSH_DATA (push[1], codec);
281 PUSH_DATA (push[1], timeout);
282
283 BEGIN_NVC0(push[2], SUBC_PPP(0x200), 2);
284 PUSH_DATA (push[2], ppp_codec);
285 PUSH_DATA (push[2], timeout);
286
287 ++dec->fence_seq;
288
289 #if NOUVEAU_VP3_DEBUG_FENCE
290 ret = nouveau_bo_new(screen->device, NOUVEAU_BO_GART|NOUVEAU_BO_MAP,
291 0, 0x1000, NULL, &dec->fence_bo);
292 if (ret)
293 goto fail;
294
295 nouveau_bo_map(dec->fence_bo, NOUVEAU_BO_RDWR, screen->client);
296 dec->fence_map = dec->fence_bo->map;
297 dec->fence_map[0] = dec->fence_map[4] = dec->fence_map[8] = 0;
298 dec->comm = (struct comm *)(dec->fence_map + (COMM_OFFSET/sizeof(*dec->fence_map)));
299
300 /* So lets test if the fence is working? */
301 nouveau_pushbuf_space(push[0], 16, 1, 0);
302 PUSH_REFN (push[0], dec->fence_bo, NOUVEAU_BO_GART|NOUVEAU_BO_RDWR);
303 BEGIN_NVC0(push[0], SUBC_BSP(0x240), 3);
304 PUSH_DATAh(push[0], dec->fence_bo->offset);
305 PUSH_DATA (push[0], dec->fence_bo->offset);
306 PUSH_DATA (push[0], dec->fence_seq);
307
308 BEGIN_NVC0(push[0], SUBC_BSP(0x304), 1);
309 PUSH_DATA (push[0], 0);
310 PUSH_KICK (push[0]);
311
312 nouveau_pushbuf_space(push[1], 16, 1, 0);
313 PUSH_REFN (push[1], dec->fence_bo, NOUVEAU_BO_GART|NOUVEAU_BO_RDWR);
314 BEGIN_NVC0(push[1], SUBC_VP(0x240), 3);
315 PUSH_DATAh(push[1], (dec->fence_bo->offset + 0x10));
316 PUSH_DATA (push[1], (dec->fence_bo->offset + 0x10));
317 PUSH_DATA (push[1], dec->fence_seq);
318
319 BEGIN_NVC0(push[1], SUBC_VP(0x304), 1);
320 PUSH_DATA (push[1], 0);
321 PUSH_KICK (push[1]);
322
323 nouveau_pushbuf_space(push[2], 16, 1, 0);
324 PUSH_REFN (push[2], dec->fence_bo, NOUVEAU_BO_GART|NOUVEAU_BO_RDWR);
325 BEGIN_NVC0(push[2], SUBC_PPP(0x240), 3);
326 PUSH_DATAh(push[2], (dec->fence_bo->offset + 0x20));
327 PUSH_DATA (push[2], (dec->fence_bo->offset + 0x20));
328 PUSH_DATA (push[2], dec->fence_seq);
329
330 BEGIN_NVC0(push[2], SUBC_PPP(0x304), 1);
331 PUSH_DATA (push[2], 0);
332 PUSH_KICK (push[2]);
333
334 usleep(100);
335 while (dec->fence_seq > dec->fence_map[0] ||
336 dec->fence_seq > dec->fence_map[4] ||
337 dec->fence_seq > dec->fence_map[8]) {
338 debug_printf("%u: %u %u %u\n", dec->fence_seq, dec->fence_map[0], dec->fence_map[4], dec->fence_map[8]);
339 usleep(100);
340 }
341 debug_printf("%u: %u %u %u\n", dec->fence_seq, dec->fence_map[0], dec->fence_map[4], dec->fence_map[8]);
342 #endif
343
344 return &dec->base;
345
346 fw_fail:
347 debug_printf("Cannot create decoder without firmware..\n");
348 dec->base.destroy(&dec->base);
349 return NULL;
350
351 fail:
352 debug_printf("Creation failed: %s (%i)\n", strerror(-ret), ret);
353 dec->base.destroy(&dec->base);
354 return NULL;
355 }
356
357 struct pipe_video_buffer *
nvc0_video_buffer_create(struct pipe_context * pipe,const struct pipe_video_buffer * templat)358 nvc0_video_buffer_create(struct pipe_context *pipe,
359 const struct pipe_video_buffer *templat)
360 {
361 return nouveau_vp3_video_buffer_create(
362 pipe, templat, NVC0_RESOURCE_FLAG_VIDEO);
363 }
364