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/format/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 ASSERTED 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 nv50_context *nv50 = nv50_context(context);
89 struct nouveau_screen *screen = &nv50->screen->base;
90 struct nouveau_vp3_decoder *dec;
91 struct nouveau_pushbuf **push;
92 struct nv04_fifo nv04_data = {.vram = 0xbeef0201, .gart = 0xbeef0202};
93
94 int ret, i;
95 uint32_t codec = 1, ppp_codec = 3;
96 uint32_t timeout;
97 u32 tmp_size = 0;
98
99 if (getenv("XVMC_VL"))
100 return vl_create_decoder(context, templ);
101
102 if (templ->entrypoint != PIPE_VIDEO_ENTRYPOINT_BITSTREAM) {
103 debug_printf("%x\n", templ->entrypoint);
104 return NULL;
105 }
106
107 dec = CALLOC_STRUCT(nouveau_vp3_decoder);
108 if (!dec)
109 return NULL;
110 dec->client = nv50->base.client;
111 dec->base = *templ;
112 nouveau_vp3_decoder_init_common(&dec->base);
113
114 dec->bsp_idx = 5;
115 dec->vp_idx = 6;
116 dec->ppp_idx = 7;
117
118 ret = nouveau_object_new(&screen->device->object, 0,
119 NOUVEAU_FIFO_CHANNEL_CLASS,
120 &nv04_data, sizeof(nv04_data), &dec->channel[0]);
121
122 if (!ret)
123 ret = nouveau_pushbuf_new(nv50->base.client, dec->channel[0], 4,
124 32 * 1024, true, &dec->pushbuf[0]);
125
126 for (i = 1; i < 3; ++i) {
127 dec->channel[i] = dec->channel[0];
128 dec->pushbuf[i] = dec->pushbuf[0];
129 }
130 push = dec->pushbuf;
131
132 if (!ret) {
133 ret = nouveau_object_mclass(dec->channel[0], nv98_decoder_msvld);
134 if (ret >= 0) {
135 ret = nouveau_object_new(dec->channel[0], 0xbeef85b1,
136 nv98_decoder_msvld[ret].oclass, NULL, 0,
137 &dec->bsp);
138 }
139 }
140
141 if (!ret) {
142 ret = nouveau_object_mclass(dec->channel[1], nv98_decoder_mspdec);
143 if (ret >= 0) {
144 ret = nouveau_object_new(dec->channel[1], 0xbeef85b2,
145 nv98_decoder_mspdec[ret].oclass, NULL, 0,
146 &dec->vp);
147 }
148 }
149
150 if (!ret) {
151 ret = nouveau_object_mclass(dec->channel[2], nv98_decoder_msppp);
152 if (ret >= 0) {
153 ret = nouveau_object_new(dec->channel[2], 0xbeef85b3,
154 nv98_decoder_msppp[ret].oclass, NULL, 0,
155 &dec->ppp);
156 }
157 }
158
159 if (ret)
160 goto fail;
161
162 BEGIN_NV04(push[0], SUBC_BSP(NV01_SUBCHAN_OBJECT), 1);
163 PUSH_DATA (push[0], dec->bsp->handle);
164
165 BEGIN_NV04(push[0], SUBC_BSP(0x180), 5);
166 for (i = 0; i < 5; i++)
167 PUSH_DATA (push[0], nv04_data.vram);
168
169 BEGIN_NV04(push[1], SUBC_VP(NV01_SUBCHAN_OBJECT), 1);
170 PUSH_DATA (push[1], dec->vp->handle);
171
172 BEGIN_NV04(push[1], SUBC_VP(0x180), 6);
173 for (i = 0; i < 6; i++)
174 PUSH_DATA (push[1], nv04_data.vram);
175
176 BEGIN_NV04(push[2], SUBC_PPP(NV01_SUBCHAN_OBJECT), 1);
177 PUSH_DATA (push[2], dec->ppp->handle);
178
179 BEGIN_NV04(push[2], SUBC_PPP(0x180), 5);
180 for (i = 0; i < 5; i++)
181 PUSH_DATA (push[2], nv04_data.vram);
182
183 dec->base.context = context;
184 dec->base.decode_bitstream = nv98_decoder_decode_bitstream;
185
186 for (i = 0; i < NOUVEAU_VP3_VIDEO_QDEPTH && !ret; ++i)
187 ret = nouveau_bo_new(screen->device, NOUVEAU_BO_VRAM,
188 0, 1 << 20, NULL, &dec->bsp_bo[i]);
189 if (!ret)
190 ret = nouveau_bo_new(screen->device, NOUVEAU_BO_VRAM,
191 0x100, 4 << 20, NULL, &dec->inter_bo[0]);
192 if (!ret)
193 nouveau_bo_ref(dec->inter_bo[0], &dec->inter_bo[1]);
194 if (ret)
195 goto fail;
196
197 switch (u_reduce_video_profile(templ->profile)) {
198 case PIPE_VIDEO_FORMAT_MPEG12: {
199 codec = 1;
200 assert(templ->max_references <= 2);
201 break;
202 }
203 case PIPE_VIDEO_FORMAT_MPEG4: {
204 codec = 4;
205 tmp_size = mb(templ->height)*16 * mb(templ->width)*16;
206 assert(templ->max_references <= 2);
207 break;
208 }
209 case PIPE_VIDEO_FORMAT_VC1: {
210 ppp_codec = codec = 2;
211 tmp_size = mb(templ->height)*16 * mb(templ->width)*16;
212 assert(templ->max_references <= 2);
213 break;
214 }
215 case PIPE_VIDEO_FORMAT_MPEG4_AVC: {
216 codec = 3;
217 dec->tmp_stride = 16 * mb_half(templ->width) * nouveau_vp3_video_align(templ->height) * 3 / 2;
218 tmp_size = dec->tmp_stride * (templ->max_references + 1);
219 assert(templ->max_references <= 16);
220 break;
221 }
222 default:
223 fprintf(stderr, "invalid codec\n");
224 goto fail;
225 }
226
227 ret = nouveau_bo_new(screen->device, NOUVEAU_BO_VRAM, 0,
228 0x4000, NULL, &dec->fw_bo);
229 if (ret)
230 goto fail;
231
232 ret = nouveau_vp3_load_firmware(dec, templ->profile, screen->device->chipset);
233 if (ret)
234 goto fw_fail;
235
236 if (codec != 3) {
237 ret = nouveau_bo_new(screen->device, NOUVEAU_BO_VRAM, 0,
238 0x400, NULL, &dec->bitplane_bo);
239 if (ret)
240 goto fail;
241 }
242
243 dec->ref_stride = mb(templ->width)*16 * (mb_half(templ->height)*32 + nouveau_vp3_video_align(templ->height)/2);
244 ret = nouveau_bo_new(screen->device, NOUVEAU_BO_VRAM, 0,
245 dec->ref_stride * (templ->max_references+2) + tmp_size,
246 NULL, &dec->ref_bo);
247 if (ret)
248 goto fail;
249
250 timeout = 0;
251
252 BEGIN_NV04(push[0], SUBC_BSP(0x200), 2);
253 PUSH_DATA (push[0], codec);
254 PUSH_DATA (push[0], timeout);
255
256 BEGIN_NV04(push[1], SUBC_VP(0x200), 2);
257 PUSH_DATA (push[1], codec);
258 PUSH_DATA (push[1], timeout);
259
260 BEGIN_NV04(push[2], SUBC_PPP(0x200), 2);
261 PUSH_DATA (push[2], ppp_codec);
262 PUSH_DATA (push[2], timeout);
263
264 ++dec->fence_seq;
265
266 #if NOUVEAU_VP3_DEBUG_FENCE
267 ret = nouveau_bo_new(screen->device, NOUVEAU_BO_GART|NOUVEAU_BO_MAP,
268 0, 0x1000, NULL, &dec->fence_bo);
269 if (ret)
270 goto fail;
271
272 nouveau_bo_map(dec->fence_bo, NOUVEAU_BO_RDWR, screen->client);
273 dec->fence_map = dec->fence_bo->map;
274 dec->fence_map[0] = dec->fence_map[4] = dec->fence_map[8] = 0;
275 dec->comm = (struct comm *)(dec->fence_map + (COMM_OFFSET/sizeof(*dec->fence_map)));
276
277 /* So lets test if the fence is working? */
278 nouveau_pushbuf_space(push[0], 16, 1, 0);
279 PUSH_REFN (push[0], dec->fence_bo, NOUVEAU_BO_GART|NOUVEAU_BO_RDWR);
280 BEGIN_NV04(push[0], SUBC_BSP(0x240), 3);
281 PUSH_DATAh(push[0], dec->fence_bo->offset);
282 PUSH_DATA (push[0], dec->fence_bo->offset);
283 PUSH_DATA (push[0], dec->fence_seq);
284
285 BEGIN_NV04(push[0], SUBC_BSP(0x304), 1);
286 PUSH_DATA (push[0], 0);
287 PUSH_KICK (push[0]);
288
289 nouveau_pushbuf_space(push[1], 16, 1, 0);
290 PUSH_REFN (push[1], dec->fence_bo, NOUVEAU_BO_GART|NOUVEAU_BO_RDWR);
291 BEGIN_NV04(push[1], SUBC_VP(0x240), 3);
292 PUSH_DATAh(push[1], (dec->fence_bo->offset + 0x10));
293 PUSH_DATA (push[1], (dec->fence_bo->offset + 0x10));
294 PUSH_DATA (push[1], dec->fence_seq);
295
296 BEGIN_NV04(push[1], SUBC_VP(0x304), 1);
297 PUSH_DATA (push[1], 0);
298 PUSH_KICK (push[1]);
299
300 nouveau_pushbuf_space(push[2], 16, 1, 0);
301 PUSH_REFN (push[2], dec->fence_bo, NOUVEAU_BO_GART|NOUVEAU_BO_RDWR);
302 BEGIN_NV04(push[2], SUBC_PPP(0x240), 3);
303 PUSH_DATAh(push[2], (dec->fence_bo->offset + 0x20));
304 PUSH_DATA (push[2], (dec->fence_bo->offset + 0x20));
305 PUSH_DATA (push[2], dec->fence_seq);
306
307 BEGIN_NV04(push[2], SUBC_PPP(0x304), 1);
308 PUSH_DATA (push[2], 0);
309 PUSH_KICK (push[2]);
310
311 usleep(100);
312 while (dec->fence_seq > dec->fence_map[0] ||
313 dec->fence_seq > dec->fence_map[4] ||
314 dec->fence_seq > dec->fence_map[8]) {
315 debug_printf("%u: %u %u %u\n", dec->fence_seq, dec->fence_map[0], dec->fence_map[4], dec->fence_map[8]);
316 usleep(100);
317 }
318 debug_printf("%u: %u %u %u\n", dec->fence_seq, dec->fence_map[0], dec->fence_map[4], dec->fence_map[8]);
319 #endif
320
321 return &dec->base;
322
323 fw_fail:
324 debug_printf("Cannot create decoder without firmware..\n");
325 dec->base.destroy(&dec->base);
326 return NULL;
327
328 fail:
329 debug_printf("Creation failed: %s (%i)\n", strerror(-ret), ret);
330 dec->base.destroy(&dec->base);
331 return NULL;
332 }
333
334 struct pipe_video_buffer *
nv98_video_buffer_create(struct pipe_context * pipe,const struct pipe_video_buffer * templat)335 nv98_video_buffer_create(struct pipe_context *pipe,
336 const struct pipe_video_buffer *templat)
337 {
338 return nouveau_vp3_video_buffer_create(
339 pipe, templat, NV50_RESOURCE_FLAG_VIDEO);
340 }
341