1 /*
2 * Copyright 2011-2013 Maarten Lankhorst, Ilia Mirkin
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 "nv50/nv98_video.h"
24
25 #include "util/u_sampler.h"
26 #include "util/u_format.h"
27
28 #include <nvif/class.h>
29
30 static void
nv98_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)31 nv98_decoder_decode_bitstream(struct pipe_video_codec *decoder,
32 struct pipe_video_buffer *video_target,
33 struct pipe_picture_desc *picture,
34 unsigned num_buffers,
35 const void *const *data,
36 const unsigned *num_bytes)
37 {
38 struct nouveau_vp3_decoder *dec = (struct nouveau_vp3_decoder *)decoder;
39 struct nouveau_vp3_video_buffer *target = (struct nouveau_vp3_video_buffer *)video_target;
40 uint32_t comm_seq = ++dec->fence_seq;
41 union pipe_desc desc;
42
43 unsigned vp_caps, is_ref;
44 MAYBE_UNUSED unsigned ret; /* used in debug checks */
45 struct nouveau_vp3_video_buffer *refs[16] = {};
46
47 desc.base = picture;
48
49 assert(target->base.buffer_format == PIPE_FORMAT_NV12);
50
51 ret = nv98_decoder_bsp(dec, desc, target, comm_seq,
52 num_buffers, data, num_bytes,
53 &vp_caps, &is_ref, refs);
54
55 /* did we decode bitstream correctly? */
56 assert(ret == 2);
57
58 nv98_decoder_vp(dec, desc, target, comm_seq, vp_caps, is_ref, refs);
59 nv98_decoder_ppp(dec, desc, target, comm_seq);
60 }
61
62 static const struct nouveau_mclass
63 nv98_decoder_msvld[] = {
64 { G98_MSVLD, -1 },
65 { IGT21A_MSVLD, -1 },
66 { GT212_MSVLD, -1 },
67 {}
68 };
69
70 static const struct nouveau_mclass
71 nv98_decoder_mspdec[] = {
72 { G98_MSPDEC, -1 },
73 { GT212_MSPDEC, -1 },
74 {}
75 };
76
77 static const struct nouveau_mclass
78 nv98_decoder_msppp[] = {
79 { G98_MSPPP, -1 },
80 { GT212_MSPPP, -1 },
81 {}
82 };
83
84 struct pipe_video_codec *
nv98_create_decoder(struct pipe_context * context,const struct pipe_video_codec * templ)85 nv98_create_decoder(struct pipe_context *context,
86 const struct pipe_video_codec *templ)
87 {
88 struct nouveau_screen *screen = &((struct nv50_context *)context)->screen->base;
89 struct nouveau_vp3_decoder *dec;
90 struct nouveau_pushbuf **push;
91 struct nv04_fifo nv04_data = {.vram = 0xbeef0201, .gart = 0xbeef0202};
92
93 int ret, i;
94 uint32_t codec = 1, ppp_codec = 3;
95 uint32_t timeout;
96 u32 tmp_size = 0;
97
98 if (getenv("XVMC_VL"))
99 return vl_create_decoder(context, templ);
100
101 if (templ->entrypoint != PIPE_VIDEO_ENTRYPOINT_BITSTREAM) {
102 debug_printf("%x\n", templ->entrypoint);
103 return NULL;
104 }
105
106 dec = CALLOC_STRUCT(nouveau_vp3_decoder);
107 if (!dec)
108 return NULL;
109 dec->client = screen->client;
110 dec->base = *templ;
111 nouveau_vp3_decoder_init_common(&dec->base);
112
113 dec->bsp_idx = 5;
114 dec->vp_idx = 6;
115 dec->ppp_idx = 7;
116
117 ret = nouveau_object_new(&screen->device->object, 0,
118 NOUVEAU_FIFO_CHANNEL_CLASS,
119 &nv04_data, sizeof(nv04_data), &dec->channel[0]);
120
121 if (!ret)
122 ret = nouveau_pushbuf_new(screen->client, dec->channel[0], 4,
123 32 * 1024, true, &dec->pushbuf[0]);
124
125 for (i = 1; i < 3; ++i) {
126 dec->channel[i] = dec->channel[0];
127 dec->pushbuf[i] = dec->pushbuf[0];
128 }
129 push = dec->pushbuf;
130
131 if (!ret) {
132 ret = nouveau_object_mclass(dec->channel[0], nv98_decoder_msvld);
133 if (ret >= 0) {
134 ret = nouveau_object_new(dec->channel[0], 0xbeef85b1,
135 nv98_decoder_msvld[ret].oclass, NULL, 0,
136 &dec->bsp);
137 }
138 }
139
140 if (!ret) {
141 ret = nouveau_object_mclass(dec->channel[1], nv98_decoder_mspdec);
142 if (ret >= 0) {
143 ret = nouveau_object_new(dec->channel[1], 0xbeef85b2,
144 nv98_decoder_mspdec[ret].oclass, NULL, 0,
145 &dec->vp);
146 }
147 }
148
149 if (!ret) {
150 ret = nouveau_object_mclass(dec->channel[2], nv98_decoder_msppp);
151 if (ret >= 0) {
152 ret = nouveau_object_new(dec->channel[2], 0xbeef85b3,
153 nv98_decoder_msppp[ret].oclass, NULL, 0,
154 &dec->ppp);
155 }
156 }
157
158 if (ret)
159 goto fail;
160
161 BEGIN_NV04(push[0], SUBC_BSP(NV01_SUBCHAN_OBJECT), 1);
162 PUSH_DATA (push[0], dec->bsp->handle);
163
164 BEGIN_NV04(push[0], SUBC_BSP(0x180), 5);
165 for (i = 0; i < 5; i++)
166 PUSH_DATA (push[0], nv04_data.vram);
167
168 BEGIN_NV04(push[1], SUBC_VP(NV01_SUBCHAN_OBJECT), 1);
169 PUSH_DATA (push[1], dec->vp->handle);
170
171 BEGIN_NV04(push[1], SUBC_VP(0x180), 6);
172 for (i = 0; i < 6; i++)
173 PUSH_DATA (push[1], nv04_data.vram);
174
175 BEGIN_NV04(push[2], SUBC_PPP(NV01_SUBCHAN_OBJECT), 1);
176 PUSH_DATA (push[2], dec->ppp->handle);
177
178 BEGIN_NV04(push[2], SUBC_PPP(0x180), 5);
179 for (i = 0; i < 5; i++)
180 PUSH_DATA (push[2], nv04_data.vram);
181
182 dec->base.context = context;
183 dec->base.decode_bitstream = nv98_decoder_decode_bitstream;
184
185 for (i = 0; i < NOUVEAU_VP3_VIDEO_QDEPTH && !ret; ++i)
186 ret = nouveau_bo_new(screen->device, NOUVEAU_BO_VRAM,
187 0, 1 << 20, NULL, &dec->bsp_bo[i]);
188 if (!ret)
189 ret = nouveau_bo_new(screen->device, NOUVEAU_BO_VRAM,
190 0x100, 4 << 20, NULL, &dec->inter_bo[0]);
191 if (!ret)
192 nouveau_bo_ref(dec->inter_bo[0], &dec->inter_bo[1]);
193 if (ret)
194 goto fail;
195
196 switch (u_reduce_video_profile(templ->profile)) {
197 case PIPE_VIDEO_FORMAT_MPEG12: {
198 codec = 1;
199 assert(templ->max_references <= 2);
200 break;
201 }
202 case PIPE_VIDEO_FORMAT_MPEG4: {
203 codec = 4;
204 tmp_size = mb(templ->height)*16 * mb(templ->width)*16;
205 assert(templ->max_references <= 2);
206 break;
207 }
208 case PIPE_VIDEO_FORMAT_VC1: {
209 ppp_codec = codec = 2;
210 tmp_size = mb(templ->height)*16 * mb(templ->width)*16;
211 assert(templ->max_references <= 2);
212 break;
213 }
214 case PIPE_VIDEO_FORMAT_MPEG4_AVC: {
215 codec = 3;
216 dec->tmp_stride = 16 * mb_half(templ->width) * nouveau_vp3_video_align(templ->height) * 3 / 2;
217 tmp_size = dec->tmp_stride * (templ->max_references + 1);
218 assert(templ->max_references <= 16);
219 break;
220 }
221 default:
222 fprintf(stderr, "invalid codec\n");
223 goto fail;
224 }
225
226 ret = nouveau_bo_new(screen->device, NOUVEAU_BO_VRAM, 0,
227 0x4000, NULL, &dec->fw_bo);
228 if (ret)
229 goto fail;
230
231 ret = nouveau_vp3_load_firmware(dec, templ->profile, screen->device->chipset);
232 if (ret)
233 goto fw_fail;
234
235 if (codec != 3) {
236 ret = nouveau_bo_new(screen->device, NOUVEAU_BO_VRAM, 0,
237 0x400, NULL, &dec->bitplane_bo);
238 if (ret)
239 goto fail;
240 }
241
242 dec->ref_stride = mb(templ->width)*16 * (mb_half(templ->height)*32 + nouveau_vp3_video_align(templ->height)/2);
243 ret = nouveau_bo_new(screen->device, NOUVEAU_BO_VRAM, 0,
244 dec->ref_stride * (templ->max_references+2) + tmp_size,
245 NULL, &dec->ref_bo);
246 if (ret)
247 goto fail;
248
249 timeout = 0;
250
251 BEGIN_NV04(push[0], SUBC_BSP(0x200), 2);
252 PUSH_DATA (push[0], codec);
253 PUSH_DATA (push[0], timeout);
254
255 BEGIN_NV04(push[1], SUBC_VP(0x200), 2);
256 PUSH_DATA (push[1], codec);
257 PUSH_DATA (push[1], timeout);
258
259 BEGIN_NV04(push[2], SUBC_PPP(0x200), 2);
260 PUSH_DATA (push[2], ppp_codec);
261 PUSH_DATA (push[2], timeout);
262
263 ++dec->fence_seq;
264
265 #if NOUVEAU_VP3_DEBUG_FENCE
266 ret = nouveau_bo_new(screen->device, NOUVEAU_BO_GART|NOUVEAU_BO_MAP,
267 0, 0x1000, NULL, &dec->fence_bo);
268 if (ret)
269 goto fail;
270
271 nouveau_bo_map(dec->fence_bo, NOUVEAU_BO_RDWR, screen->client);
272 dec->fence_map = dec->fence_bo->map;
273 dec->fence_map[0] = dec->fence_map[4] = dec->fence_map[8] = 0;
274 dec->comm = (struct comm *)(dec->fence_map + (COMM_OFFSET/sizeof(*dec->fence_map)));
275
276 /* So lets test if the fence is working? */
277 nouveau_pushbuf_space(push[0], 16, 1, 0);
278 PUSH_REFN (push[0], dec->fence_bo, NOUVEAU_BO_GART|NOUVEAU_BO_RDWR);
279 BEGIN_NV04(push[0], SUBC_BSP(0x240), 3);
280 PUSH_DATAh(push[0], dec->fence_bo->offset);
281 PUSH_DATA (push[0], dec->fence_bo->offset);
282 PUSH_DATA (push[0], dec->fence_seq);
283
284 BEGIN_NV04(push[0], SUBC_BSP(0x304), 1);
285 PUSH_DATA (push[0], 0);
286 PUSH_KICK (push[0]);
287
288 nouveau_pushbuf_space(push[1], 16, 1, 0);
289 PUSH_REFN (push[1], dec->fence_bo, NOUVEAU_BO_GART|NOUVEAU_BO_RDWR);
290 BEGIN_NV04(push[1], SUBC_VP(0x240), 3);
291 PUSH_DATAh(push[1], (dec->fence_bo->offset + 0x10));
292 PUSH_DATA (push[1], (dec->fence_bo->offset + 0x10));
293 PUSH_DATA (push[1], dec->fence_seq);
294
295 BEGIN_NV04(push[1], SUBC_VP(0x304), 1);
296 PUSH_DATA (push[1], 0);
297 PUSH_KICK (push[1]);
298
299 nouveau_pushbuf_space(push[2], 16, 1, 0);
300 PUSH_REFN (push[2], dec->fence_bo, NOUVEAU_BO_GART|NOUVEAU_BO_RDWR);
301 BEGIN_NV04(push[2], SUBC_PPP(0x240), 3);
302 PUSH_DATAh(push[2], (dec->fence_bo->offset + 0x20));
303 PUSH_DATA (push[2], (dec->fence_bo->offset + 0x20));
304 PUSH_DATA (push[2], dec->fence_seq);
305
306 BEGIN_NV04(push[2], SUBC_PPP(0x304), 1);
307 PUSH_DATA (push[2], 0);
308 PUSH_KICK (push[2]);
309
310 usleep(100);
311 while (dec->fence_seq > dec->fence_map[0] ||
312 dec->fence_seq > dec->fence_map[4] ||
313 dec->fence_seq > dec->fence_map[8]) {
314 debug_printf("%u: %u %u %u\n", dec->fence_seq, dec->fence_map[0], dec->fence_map[4], dec->fence_map[8]);
315 usleep(100);
316 }
317 debug_printf("%u: %u %u %u\n", dec->fence_seq, dec->fence_map[0], dec->fence_map[4], dec->fence_map[8]);
318 #endif
319
320 return &dec->base;
321
322 fw_fail:
323 debug_printf("Cannot create decoder without firmware..\n");
324 dec->base.destroy(&dec->base);
325 return NULL;
326
327 fail:
328 debug_printf("Creation failed: %s (%i)\n", strerror(-ret), ret);
329 dec->base.destroy(&dec->base);
330 return NULL;
331 }
332
333 struct pipe_video_buffer *
nv98_video_buffer_create(struct pipe_context * pipe,const struct pipe_video_buffer * templat)334 nv98_video_buffer_create(struct pipe_context *pipe,
335 const struct pipe_video_buffer *templat)
336 {
337 return nouveau_vp3_video_buffer_create(
338 pipe, templat, NV50_RESOURCE_FLAG_VIDEO);
339 }
340