summaryrefslogtreecommitdiff
path: root/src/gallium/drivers/nvc0/nvc0_transfer.c
blob: b279bdc6e7d8cba02092ccc45c8a1e8fd1813358 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397

#include "util/u_format.h"

#include "nvc0_context.h"
#include "nvc0_transfer.h"

#include "nv50_defs.xml.h"

struct nvc0_transfer {
   struct pipe_transfer base;
   struct nvc0_m2mf_rect rect[2];
   uint32_t nblocksx;
   uint16_t nblocksy;
   uint16_t nlayers;
};

static void
nvc0_m2mf_transfer_rect(struct pipe_screen *pscreen,
                        const struct nvc0_m2mf_rect *dst,
                        const struct nvc0_m2mf_rect *src,
                        uint32_t nblocksx, uint32_t nblocksy)
{
   struct nouveau_channel *chan = nouveau_screen(pscreen)->channel;
   const int cpp = dst->cpp;
   uint32_t src_ofst = src->base;
   uint32_t dst_ofst = dst->base;
   uint32_t height = nblocksy;
   uint32_t sy = src->y;
   uint32_t dy = dst->y;
   uint32_t exec = (1 << 20);

   assert(dst->cpp == src->cpp);

   if (nouveau_bo_tile_layout(src->bo)) {
      BEGIN_RING(chan, RING_MF(TILING_MODE_IN), 5);
      OUT_RING  (chan, src->tile_mode);
      OUT_RING  (chan, src->width * cpp);
      OUT_RING  (chan, src->height);
      OUT_RING  (chan, src->depth);
      OUT_RING  (chan, src->z);
   } else {
      src_ofst += src->y * src->pitch + src->x * cpp;

      BEGIN_RING(chan, RING_MF(PITCH_IN), 1);
      OUT_RING  (chan, src->width * cpp);

      exec |= NVC0_M2MF_EXEC_LINEAR_IN;
   }

   if (nouveau_bo_tile_layout(dst->bo)) {
      BEGIN_RING(chan, RING_MF(TILING_MODE_OUT), 5);
      OUT_RING  (chan, dst->tile_mode);
      OUT_RING  (chan, dst->width * cpp);
      OUT_RING  (chan, dst->height);
      OUT_RING  (chan, dst->depth);
      OUT_RING  (chan, dst->z);
   } else {
      dst_ofst += dst->y * dst->pitch + dst->x * cpp;

      BEGIN_RING(chan, RING_MF(PITCH_OUT), 1);
      OUT_RING  (chan, dst->width * cpp);

      exec |= NVC0_M2MF_EXEC_LINEAR_OUT;
   }

   while (height) {
      int line_count = height > 2047 ? 2047 : height;

      MARK_RING (chan, 17, 4);

      BEGIN_RING(chan, RING_MF(OFFSET_IN_HIGH), 2);
      OUT_RELOCh(chan, src->bo, src_ofst, src->domain | NOUVEAU_BO_RD);
      OUT_RELOCl(chan, src->bo, src_ofst, src->domain | NOUVEAU_BO_RD);

      BEGIN_RING(chan, RING_MF(OFFSET_OUT_HIGH), 2);
      OUT_RELOCh(chan, dst->bo, dst_ofst, dst->domain | NOUVEAU_BO_WR);
      OUT_RELOCl(chan, dst->bo, dst_ofst, dst->domain | NOUVEAU_BO_WR);

      if (!(exec & NVC0_M2MF_EXEC_LINEAR_IN)) {
         BEGIN_RING(chan, RING_MF(TILING_POSITION_IN_X), 2);
         OUT_RING  (chan, src->x * cpp);
         OUT_RING  (chan, sy);
      } else {
         src_ofst += line_count * src->pitch;
      }
      if (!(exec & NVC0_M2MF_EXEC_LINEAR_OUT)) {
         BEGIN_RING(chan, RING_MF(TILING_POSITION_OUT_X), 2);
         OUT_RING  (chan, dst->x * cpp);
         OUT_RING  (chan, dy);
      } else {
         dst_ofst += line_count * dst->pitch;
      }

      BEGIN_RING(chan, RING_MF(LINE_LENGTH_IN), 2);
      OUT_RING  (chan, nblocksx * cpp);
      OUT_RING  (chan, line_count);
      BEGIN_RING(chan, RING_MF(EXEC), 1);
      OUT_RING  (chan, exec);

      height -= line_count;
      sy += line_count;
      dy += line_count;
   }
}

void
nvc0_m2mf_push_linear(struct nvc0_context *nvc0,
                      struct nouveau_bo *dst, unsigned domain, int offset,
                      unsigned size, void *data)
{
   struct nouveau_channel *chan = nvc0->screen->base.channel;
   uint32_t *src = (uint32_t *)data;
   unsigned count = (size + 3) / 4;

   MARK_RING (chan, 8, 2);

   BEGIN_RING(chan, RING_MF(OFFSET_OUT_HIGH), 2);
   OUT_RELOCh(chan, dst, offset, domain | NOUVEAU_BO_WR);
   OUT_RELOCl(chan, dst, offset, domain | NOUVEAU_BO_WR);
   BEGIN_RING(chan, RING_MF(LINE_LENGTH_IN), 2);
   OUT_RING  (chan, size);
   OUT_RING  (chan, 1);
   BEGIN_RING(chan, RING_MF(EXEC), 1);
   OUT_RING  (chan, 0x100111);

   while (count) {
      unsigned nr = AVAIL_RING(chan);

      if (nr < 9) {
         FIRE_RING(chan);
         nouveau_bo_validate(chan, dst, NOUVEAU_BO_WR);
         continue;
      }
      nr = MIN2(count, nr - 1);
      nr = MIN2(nr, NV04_PFIFO_MAX_PACKET_LEN);
   
      BEGIN_RING_NI(chan, RING_MF(DATA), nr);
      OUT_RINGp (chan, src, nr);

      src += nr;
      count -= nr;
   }
}

void
nvc0_m2mf_copy_linear(struct nvc0_context *nvc0,
                      struct nouveau_bo *dst, unsigned dstoff, unsigned dstdom,
                      struct nouveau_bo *src, unsigned srcoff, unsigned srcdom,
                      unsigned size)
{
   struct nouveau_channel *chan = nvc0->screen->base.channel;

   while (size) {
      unsigned bytes = MIN2(size, 1 << 17);

      MARK_RING (chan, 11, 4);

      BEGIN_RING(chan, RING_MF(OFFSET_OUT_HIGH), 2);
      OUT_RELOCh(chan, dst, dstoff, dstdom | NOUVEAU_BO_WR);
      OUT_RELOCl(chan, dst, dstoff, dstdom | NOUVEAU_BO_WR);
      BEGIN_RING(chan, RING_MF(OFFSET_IN_HIGH), 2);
      OUT_RELOCh(chan, src, srcoff, srcdom | NOUVEAU_BO_RD);
      OUT_RELOCl(chan, src, srcoff, srcdom | NOUVEAU_BO_RD);
      BEGIN_RING(chan, RING_MF(LINE_LENGTH_IN), 2);
      OUT_RING  (chan, bytes);
      OUT_RING  (chan, 1);
      BEGIN_RING(chan, RING_MF(EXEC), 1);
      OUT_RING  (chan, (1 << NVC0_M2MF_EXEC_INC__SHIFT) |
                 NVC0_M2MF_EXEC_LINEAR_IN | NVC0_M2MF_EXEC_LINEAR_OUT);

      srcoff += bytes;
      dstoff += bytes;
      size -= bytes;
   }
}

static void
nvc0_m2mf_push_rect(struct pipe_screen *pscreen,
                    const struct nvc0_m2mf_rect *dst,
                    const void *data,
                    unsigned nblocksx, unsigned nblocksy)
{
   struct nouveau_channel *chan;
   const uint8_t *src = (const uint8_t *)data;
   const int cpp = dst->cpp;
   const int line_len = nblocksx * cpp;
   int dy = dst->y;

   assert(nouveau_bo_tile_layout(dst->bo));

   BEGIN_RING(chan, RING_MF(TILING_MODE_OUT), 5);
   OUT_RING  (chan, dst->tile_mode);
   OUT_RING  (chan, dst->width * cpp);
   OUT_RING  (chan, dst->height);
   OUT_RING  (chan, dst->depth);
   OUT_RING  (chan, dst->z);

   while (nblocksy) {
      int line_count, words;
      int size = MIN2(AVAIL_RING(chan), NV04_PFIFO_MAX_PACKET_LEN);

      if (size < (12 + words)) {
         FIRE_RING(chan);
         continue;
      }
      line_count = (size * 4) / line_len;
      words = (line_count * line_len + 3) / 4;

      BEGIN_RING(chan, RING_MF(OFFSET_OUT_HIGH), 2);
      OUT_RELOCh(chan, dst->bo, dst->base, dst->domain | NOUVEAU_BO_WR);
      OUT_RELOCl(chan, dst->bo, dst->base, dst->domain | NOUVEAU_BO_WR);

      BEGIN_RING(chan, RING_MF(TILING_POSITION_OUT_X), 2);
      OUT_RING  (chan, dst->x * cpp);
      OUT_RING  (chan, dy);
      BEGIN_RING(chan, RING_MF(LINE_LENGTH_IN), 2);
      OUT_RING  (chan, line_len);
      OUT_RING  (chan, line_count);
      BEGIN_RING(chan, RING_MF(EXEC), 1);
      OUT_RING  (chan, (1 << NVC0_M2MF_EXEC_INC__SHIFT) |
                 NVC0_M2MF_EXEC_PUSH | NVC0_M2MF_EXEC_LINEAR_IN);

      BEGIN_RING_NI(chan, RING_MF(DATA), words);
      OUT_RINGp (chan, src, words);

      dy += line_count;
      src += line_len * line_count;
      nblocksy -= line_count;
   }
}

struct pipe_transfer *
nvc0_miptree_transfer_new(struct pipe_context *pctx,
                          struct pipe_resource *res,
                          unsigned level,
                          unsigned usage,
                          const struct pipe_box *box)
{
   struct nvc0_context *nvc0 = nvc0_context(pctx);
   struct pipe_screen *pscreen = pctx->screen;
   struct nouveau_device *dev = nvc0->screen->base.device;
   struct nvc0_miptree *mt = nvc0_miptree(res);
   struct nvc0_miptree_level *lvl = &mt->level[level];
   struct nvc0_transfer *tx;
   uint32_t size;
   uint32_t w, h, d, z, layer, box_h, box_y;
   int ret;

   tx = CALLOC_STRUCT(nvc0_transfer);
   if (!tx)
      return NULL;

   box_y = box->y;
   box_h = box->height;

   if (mt->layout_3d) {
      z = box->z;
      d = u_minify(res->depth0, level);
      layer = 0;
      tx->nlayers = box->depth;
   } else {
      z = 0;
      d = 1;
      if (res->target == PIPE_TEXTURE_1D ||
          res->target == PIPE_TEXTURE_1D_ARRAY) {
         box_y = 0;
         box_h = 1;
         layer = box->y;
         tx->nlayers = box->height;
      } else {
         layer = box->z;
         tx->nlayers = box->depth;
      }
   }

   pipe_resource_reference(&tx->base.resource, res);

   tx->base.level = level;
   tx->base.usage = usage;
   tx->base.box = *box;

   tx->nblocksx = util_format_get_nblocksx(res->format, box->width);
   tx->nblocksy = util_format_get_nblocksy(res->format, box_h);

   tx->base.stride = tx->nblocksx * util_format_get_blocksize(res->format);
   tx->base.layer_stride = tx->nblocksy * tx->base.stride;

   w = u_minify(res->width0, level);
   h = u_minify(res->height0, level);

   tx->rect[0].cpp = tx->rect[1].cpp = util_format_get_blocksize(res->format);

   tx->rect[0].bo = mt->base.bo;
   tx->rect[0].base = lvl->offset + layer * mt->layer_stride;
   tx->rect[0].tile_mode = lvl->tile_mode;
   tx->rect[0].x = util_format_get_nblocksx(res->format, box->x);
   tx->rect[0].y = util_format_get_nblocksy(res->format, box_y);
   tx->rect[0].z = z;
   tx->rect[0].width = util_format_get_nblocksx(res->format, w);
   tx->rect[0].height = util_format_get_nblocksy(res->format, h);
   tx->rect[0].depth = d;
   tx->rect[0].pitch = lvl->pitch;
   tx->rect[0].domain = NOUVEAU_BO_VRAM;

   size = tx->base.layer_stride;

   ret = nouveau_bo_new(dev, NOUVEAU_BO_GART | NOUVEAU_BO_MAP, 0,
                        size * tx->nlayers, &tx->rect[1].bo);
   if (ret) {
      FREE(tx);
      return NULL;
   }

   tx->rect[1].width = tx->nblocksx;
   tx->rect[1].height = tx->nblocksy;
   tx->rect[1].depth = 1;
   tx->rect[1].pitch = tx->base.stride;
   tx->rect[1].domain = NOUVEAU_BO_GART;

   if (usage & PIPE_TRANSFER_READ) {
      unsigned base = tx->rect[0].base;
      unsigned i;
      for (i = 0; i < tx->nlayers; ++i) {
         nvc0_m2mf_transfer_rect(pscreen, &tx->rect[1], &tx->rect[0],
                                 tx->nblocksx, tx->nblocksy);
         if (mt->layout_3d)
            tx->rect[0].z++;
         else
            tx->rect[0].base += mt->layer_stride;
         tx->rect[1].base += size;
      }
      tx->rect[0].z = z;
      tx->rect[0].base = base;
      tx->rect[1].base = 0;
   }

   return &tx->base;
}

void
nvc0_miptree_transfer_del(struct pipe_context *pctx,
                          struct pipe_transfer *transfer)
{
   struct pipe_screen *pscreen = pctx->screen;
   struct nvc0_transfer *tx = (struct nvc0_transfer *)transfer;
   struct nvc0_miptree *mt = nvc0_miptree(tx->base.resource);
   unsigned i;

   if (tx->base.usage & PIPE_TRANSFER_WRITE) {
      for (i = 0; i < tx->nlayers; ++i) {
         nvc0_m2mf_transfer_rect(pscreen, &tx->rect[0], &tx->rect[1],
                                 tx->nblocksx, tx->nblocksy);
         if (mt->layout_3d)
            tx->rect[0].z++;
         else
            tx->rect[0].base += mt->layer_stride;
         tx->rect[1].base += tx->nblocksy * tx->base.stride;
      }
   }

   nouveau_bo_ref(NULL, &tx->rect[1].bo);
   pipe_resource_reference(&transfer->resource, NULL);

   FREE(tx);
}

void *
nvc0_miptree_transfer_map(struct pipe_context *pctx,
                          struct pipe_transfer *transfer)
{
   struct nvc0_transfer *tx = (struct nvc0_transfer *)transfer;
   int ret;
   unsigned flags = 0;

   if (tx->rect[1].bo->map)
      return tx->rect[1].bo->map;

   if (transfer->usage & PIPE_TRANSFER_READ)
      flags = NOUVEAU_BO_RD;
   if (transfer->usage & PIPE_TRANSFER_WRITE)
      flags |= NOUVEAU_BO_WR;

   ret = nouveau_bo_map(tx->rect[1].bo, flags);
   if (ret)
      return NULL;
   return tx->rect[1].bo->map;
}

void
nvc0_miptree_transfer_unmap(struct pipe_context *pctx,
                            struct pipe_transfer *transfer)
{
   struct nvc0_transfer *tx = (struct nvc0_transfer *)transfer;

   nouveau_bo_unmap(tx->rect[1].bo);
}