nv50_screen.c revision 1b749dc34f8d83cf3dfa863279b1fe2b356d34b2
1/*
2 * Copyright 2010 Christoph Bumiller
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 BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
18 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
19 * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20 * SOFTWARE.
21 */
22
23#include "util/u_format.h"
24#include "util/u_format_s3tc.h"
25#include "pipe/p_screen.h"
26
27#include "nv50_context.h"
28#include "nv50_screen.h"
29
30#include "nouveau/nv_object.xml.h"
31
32#ifndef NOUVEAU_GETPARAM_GRAPH_UNITS
33# define NOUVEAU_GETPARAM_GRAPH_UNITS 13
34#endif
35
36static boolean
37nv50_screen_is_format_supported(struct pipe_screen *pscreen,
38                                enum pipe_format format,
39                                enum pipe_texture_target target,
40                                unsigned sample_count,
41                                unsigned bindings)
42{
43   if (!(0x117 & (1 << sample_count))) /* 0, 1, 2, 4 or 8 */
44      return FALSE;
45   if (sample_count == 8 && util_format_get_blocksizebits(format) >= 128)
46      return FALSE;
47
48   if (!util_format_is_supported(format, bindings))
49      return FALSE;
50
51   switch (format) {
52   case PIPE_FORMAT_Z16_UNORM:
53      if (nv50_screen(pscreen)->tesla->oclass < NVA0_3D_CLASS)
54         return FALSE;
55      break;
56   case PIPE_FORMAT_R8G8B8A8_UNORM:
57   case PIPE_FORMAT_R8G8B8X8_UNORM:
58      /* HACK: GL requires equal formats for MS resolve and window is BGRA */
59      if (bindings & PIPE_BIND_RENDER_TARGET)
60         return FALSE;
61   default:
62      break;
63   }
64
65   /* transfers & shared are always supported */
66   bindings &= ~(PIPE_BIND_TRANSFER_READ |
67                 PIPE_BIND_TRANSFER_WRITE |
68                 PIPE_BIND_SHARED);
69
70   return (nv50_format_table[format].usage & bindings) == bindings;
71}
72
73static int
74nv50_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
75{
76   switch (param) {
77   case PIPE_CAP_MAX_COMBINED_SAMPLERS:
78      return 64;
79   case PIPE_CAP_MAX_TEXTURE_2D_LEVELS:
80      return 14;
81   case PIPE_CAP_MAX_TEXTURE_3D_LEVELS:
82      return 12;
83   case PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS:
84      return 14;
85   case PIPE_CAP_MAX_TEXTURE_ARRAY_LAYERS: /* shader support missing */
86      return 0;
87   case PIPE_CAP_MIN_TEXEL_OFFSET:
88      return -8;
89   case PIPE_CAP_MAX_TEXEL_OFFSET:
90      return 7;
91   case PIPE_CAP_TEXTURE_MIRROR_CLAMP:
92   case PIPE_CAP_TEXTURE_SWIZZLE:
93   case PIPE_CAP_TEXTURE_SHADOW_MAP:
94   case PIPE_CAP_NPOT_TEXTURES:
95   case PIPE_CAP_ANISOTROPIC_FILTER:
96   case PIPE_CAP_SCALED_RESOLVE:
97      return 1;
98   case PIPE_CAP_STREAM_OUTPUT_PAUSE_RESUME:
99   case PIPE_CAP_SEAMLESS_CUBE_MAP:
100      return nv50_screen(pscreen)->tesla->oclass >= NVA0_3D_CLASS;
101   case PIPE_CAP_SEAMLESS_CUBE_MAP_PER_TEXTURE:
102      return 0;
103   case PIPE_CAP_TWO_SIDED_STENCIL:
104   case PIPE_CAP_DEPTH_CLIP_DISABLE:
105   case PIPE_CAP_DEPTHSTENCIL_CLEAR_SEPARATE:
106   case PIPE_CAP_POINT_SPRITE:
107      return 1;
108   case PIPE_CAP_SM3:
109      return 1;
110   case PIPE_CAP_GLSL_FEATURE_LEVEL:
111      return 130;
112   case PIPE_CAP_MAX_RENDER_TARGETS:
113      return 8;
114   case PIPE_CAP_MAX_DUAL_SOURCE_RENDER_TARGETS:
115      return 1;
116   case PIPE_CAP_FRAGMENT_COLOR_CLAMPED:
117   case PIPE_CAP_VERTEX_COLOR_UNCLAMPED:
118   case PIPE_CAP_VERTEX_COLOR_CLAMPED:
119      return 1;
120   case PIPE_CAP_TIMER_QUERY:
121   case PIPE_CAP_OCCLUSION_QUERY:
122      return 1;
123   case PIPE_CAP_MAX_STREAM_OUTPUT_BUFFERS:
124      return 0;
125   case PIPE_CAP_MAX_STREAM_OUTPUT_INTERLEAVED_COMPONENTS:
126      return 128;
127   case PIPE_CAP_MAX_STREAM_OUTPUT_SEPARATE_COMPONENTS:
128      return 32;
129   case PIPE_CAP_BLEND_EQUATION_SEPARATE:
130   case PIPE_CAP_INDEP_BLEND_ENABLE:
131      return 1;
132   case PIPE_CAP_INDEP_BLEND_FUNC:
133      return nv50_screen(pscreen)->tesla->oclass >= NVA3_3D_CLASS;
134   case PIPE_CAP_TGSI_FS_COORD_ORIGIN_UPPER_LEFT:
135   case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_HALF_INTEGER:
136      return 1;
137   case PIPE_CAP_TGSI_FS_COORD_ORIGIN_LOWER_LEFT:
138   case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_INTEGER:
139      return 0;
140   case PIPE_CAP_SHADER_STENCIL_EXPORT:
141      return 0;
142   case PIPE_CAP_PRIMITIVE_RESTART:
143   case PIPE_CAP_TGSI_INSTANCEID:
144   case PIPE_CAP_VERTEX_ELEMENT_INSTANCE_DIVISOR:
145   case PIPE_CAP_MIXED_COLORBUFFER_FORMATS:
146   case PIPE_CAP_CONDITIONAL_RENDER:
147   case PIPE_CAP_TEXTURE_BARRIER:
148   case PIPE_CAP_QUADS_FOLLOW_PROVOKING_VERTEX_CONVENTION:
149      return 1;
150   case PIPE_CAP_TGSI_CAN_COMPACT_VARYINGS:
151   case PIPE_CAP_TGSI_CAN_COMPACT_CONSTANTS:
152      return 0; /* state trackers will know better */
153   case PIPE_CAP_USER_VERTEX_BUFFERS:
154   case PIPE_CAP_USER_INDEX_BUFFERS:
155   case PIPE_CAP_USER_CONSTANT_BUFFERS:
156      return 1;
157   case PIPE_CAP_CONSTANT_BUFFER_OFFSET_ALIGNMENT:
158      return 256;
159   case PIPE_CAP_VERTEX_BUFFER_OFFSET_4BYTE_ALIGNED_ONLY:
160   case PIPE_CAP_VERTEX_BUFFER_STRIDE_4BYTE_ALIGNED_ONLY:
161   case PIPE_CAP_VERTEX_ELEMENT_SRC_OFFSET_4BYTE_ALIGNED_ONLY:
162      return 0;
163   default:
164      NOUVEAU_ERR("unknown PIPE_CAP %d\n", param);
165      return 0;
166   }
167}
168
169static int
170nv50_screen_get_shader_param(struct pipe_screen *pscreen, unsigned shader,
171                             enum pipe_shader_cap param)
172{
173   switch (shader) {
174   case PIPE_SHADER_VERTEX:
175   case PIPE_SHADER_GEOMETRY:
176   case PIPE_SHADER_FRAGMENT:
177      break;
178   default:
179      return 0;
180   }
181
182   switch (param) {
183   case PIPE_SHADER_CAP_MAX_INSTRUCTIONS:
184   case PIPE_SHADER_CAP_MAX_ALU_INSTRUCTIONS:
185   case PIPE_SHADER_CAP_MAX_TEX_INSTRUCTIONS:
186   case PIPE_SHADER_CAP_MAX_TEX_INDIRECTIONS:
187      return 16384;
188   case PIPE_SHADER_CAP_MAX_CONTROL_FLOW_DEPTH:
189      return 4;
190   case PIPE_SHADER_CAP_MAX_INPUTS:
191      if (shader == PIPE_SHADER_VERTEX)
192         return 32;
193      return 0x300 / 16;
194   case PIPE_SHADER_CAP_MAX_CONSTS:
195      return 65536 / 16;
196   case PIPE_SHADER_CAP_MAX_CONST_BUFFERS:
197      return 14;
198   case PIPE_SHADER_CAP_MAX_ADDRS:
199      return 1;
200   case PIPE_SHADER_CAP_INDIRECT_INPUT_ADDR:
201   case PIPE_SHADER_CAP_INDIRECT_OUTPUT_ADDR:
202      return shader != PIPE_SHADER_FRAGMENT;
203   case PIPE_SHADER_CAP_INDIRECT_TEMP_ADDR:
204   case PIPE_SHADER_CAP_INDIRECT_CONST_ADDR:
205      return 1;
206   case PIPE_SHADER_CAP_MAX_PREDS:
207      return 0;
208   case PIPE_SHADER_CAP_MAX_TEMPS:
209      return NV50_CAP_MAX_PROGRAM_TEMPS;
210   case PIPE_SHADER_CAP_TGSI_CONT_SUPPORTED:
211      return 1;
212   case PIPE_SHADER_CAP_SUBROUTINES:
213      return 0; /* please inline, or provide function declarations */
214   case PIPE_SHADER_CAP_INTEGERS:
215      return 1;
216   case PIPE_SHADER_CAP_MAX_TEXTURE_SAMPLERS:
217      return 32;
218   default:
219      NOUVEAU_ERR("unknown PIPE_SHADER_CAP %d\n", param);
220      return 0;
221   }
222}
223
224static float
225nv50_screen_get_paramf(struct pipe_screen *pscreen, enum pipe_capf param)
226{
227   switch (param) {
228   case PIPE_CAPF_MAX_LINE_WIDTH:
229   case PIPE_CAPF_MAX_LINE_WIDTH_AA:
230      return 10.0f;
231   case PIPE_CAPF_MAX_POINT_WIDTH:
232   case PIPE_CAPF_MAX_POINT_WIDTH_AA:
233      return 64.0f;
234   case PIPE_CAPF_MAX_TEXTURE_ANISOTROPY:
235      return 16.0f;
236   case PIPE_CAPF_MAX_TEXTURE_LOD_BIAS:
237      return 4.0f;
238   default:
239      NOUVEAU_ERR("unknown PIPE_CAP %d\n", param);
240      return 0.0f;
241   }
242}
243
244static void
245nv50_screen_destroy(struct pipe_screen *pscreen)
246{
247   struct nv50_screen *screen = nv50_screen(pscreen);
248
249   if (screen->base.fence.current) {
250      nouveau_fence_wait(screen->base.fence.current);
251      nouveau_fence_ref (NULL, &screen->base.fence.current);
252   }
253   if (screen->base.pushbuf)
254      screen->base.pushbuf->user_priv = NULL;
255
256   if (screen->blitctx)
257      FREE(screen->blitctx);
258
259   nouveau_bo_ref(NULL, &screen->code);
260   nouveau_bo_ref(NULL, &screen->tls_bo);
261   nouveau_bo_ref(NULL, &screen->stack_bo);
262   nouveau_bo_ref(NULL, &screen->txc);
263   nouveau_bo_ref(NULL, &screen->uniforms);
264   nouveau_bo_ref(NULL, &screen->fence.bo);
265
266   nouveau_heap_destroy(&screen->vp_code_heap);
267   nouveau_heap_destroy(&screen->gp_code_heap);
268   nouveau_heap_destroy(&screen->fp_code_heap);
269
270   if (screen->tic.entries)
271      FREE(screen->tic.entries);
272
273   nouveau_object_del(&screen->tesla);
274   nouveau_object_del(&screen->eng2d);
275   nouveau_object_del(&screen->m2mf);
276   nouveau_object_del(&screen->sync);
277
278   nouveau_screen_fini(&screen->base);
279
280   FREE(screen);
281}
282
283static void
284nv50_screen_fence_emit(struct pipe_screen *pscreen, u32 *sequence)
285{
286   struct nv50_screen *screen = nv50_screen(pscreen);
287   struct nouveau_pushbuf *push = screen->base.pushbuf;
288
289   /* we need to do it after possible flush in MARK_RING */
290   *sequence = ++screen->base.fence.sequence;
291
292   PUSH_DATA (push, NV50_FIFO_PKHDR(NV50_3D(QUERY_ADDRESS_HIGH), 4));
293   PUSH_DATAh(push, screen->fence.bo->offset);
294   PUSH_DATA (push, screen->fence.bo->offset);
295   PUSH_DATA (push, *sequence);
296   PUSH_DATA (push, NV50_3D_QUERY_GET_MODE_WRITE_UNK0 |
297                    NV50_3D_QUERY_GET_UNK4 |
298                    NV50_3D_QUERY_GET_UNIT_CROP |
299                    NV50_3D_QUERY_GET_TYPE_QUERY |
300                    NV50_3D_QUERY_GET_QUERY_SELECT_ZERO |
301                    NV50_3D_QUERY_GET_SHORT);
302}
303
304static u32
305nv50_screen_fence_update(struct pipe_screen *pscreen)
306{
307   return nv50_screen(pscreen)->fence.map[0];
308}
309
310static int
311nv50_screen_init_hwctx(struct nv50_screen *screen, unsigned tls_space)
312{
313   struct nouveau_pushbuf *push = screen->base.pushbuf;
314   struct nv04_fifo *fifo;
315   unsigned i;
316
317   fifo = (struct nv04_fifo *)screen->base.channel->data;
318
319   BEGIN_NV04(push, SUBC_M2MF(NV01_SUBCHAN_OBJECT), 1);
320   PUSH_DATA (push, screen->m2mf->handle);
321   BEGIN_NV04(push, SUBC_M2MF(NV03_M2MF_DMA_NOTIFY), 3);
322   PUSH_DATA (push, screen->sync->handle);
323   PUSH_DATA (push, fifo->vram);
324   PUSH_DATA (push, fifo->vram);
325
326   BEGIN_NV04(push, SUBC_2D(NV01_SUBCHAN_OBJECT), 1);
327   PUSH_DATA (push, screen->eng2d->handle);
328   BEGIN_NV04(push, NV50_2D(DMA_NOTIFY), 4);
329   PUSH_DATA (push, screen->sync->handle);
330   PUSH_DATA (push, fifo->vram);
331   PUSH_DATA (push, fifo->vram);
332   PUSH_DATA (push, fifo->vram);
333   BEGIN_NV04(push, NV50_2D(OPERATION), 1);
334   PUSH_DATA (push, NV50_2D_OPERATION_SRCCOPY);
335   BEGIN_NV04(push, NV50_2D(CLIP_ENABLE), 1);
336   PUSH_DATA (push, 0);
337   BEGIN_NV04(push, NV50_2D(COLOR_KEY_ENABLE), 1);
338   PUSH_DATA (push, 0);
339   BEGIN_NV04(push, SUBC_2D(0x0888), 1);
340   PUSH_DATA (push, 1);
341
342   BEGIN_NV04(push, SUBC_3D(NV01_SUBCHAN_OBJECT), 1);
343   PUSH_DATA (push, screen->tesla->handle);
344
345   BEGIN_NV04(push, NV50_3D(COND_MODE), 1);
346   PUSH_DATA (push, NV50_3D_COND_MODE_ALWAYS);
347
348   BEGIN_NV04(push, NV50_3D(DMA_NOTIFY), 1);
349   PUSH_DATA (push, screen->sync->handle);
350   BEGIN_NV04(push, NV50_3D(DMA_ZETA), 11);
351   for (i = 0; i < 11; ++i)
352      PUSH_DATA(push, fifo->vram);
353   BEGIN_NV04(push, NV50_3D(DMA_COLOR(0)), NV50_3D_DMA_COLOR__LEN);
354   for (i = 0; i < NV50_3D_DMA_COLOR__LEN; ++i)
355      PUSH_DATA(push, fifo->vram);
356
357   BEGIN_NV04(push, NV50_3D(REG_MODE), 1);
358   PUSH_DATA (push, NV50_3D_REG_MODE_STRIPED);
359   BEGIN_NV04(push, NV50_3D(UNK1400_LANES), 1);
360   PUSH_DATA (push, 0xf);
361
362   if (debug_get_bool_option("NOUVEAU_SHADER_WATCHDOG", TRUE)) {
363      BEGIN_NV04(push, NV50_3D(WATCHDOG_TIMER), 1);
364      PUSH_DATA (push, 0x18);
365   }
366
367   BEGIN_NV04(push, NV50_3D(RT_CONTROL), 1);
368   PUSH_DATA (push, 1);
369
370   BEGIN_NV04(push, NV50_3D(CSAA_ENABLE), 1);
371   PUSH_DATA (push, 0);
372   BEGIN_NV04(push, NV50_3D(MULTISAMPLE_ENABLE), 1);
373   PUSH_DATA (push, 0);
374   BEGIN_NV04(push, NV50_3D(MULTISAMPLE_MODE), 1);
375   PUSH_DATA (push, NV50_3D_MULTISAMPLE_MODE_MS1);
376   BEGIN_NV04(push, NV50_3D(MULTISAMPLE_CTRL), 1);
377   PUSH_DATA (push, 0);
378   BEGIN_NV04(push, NV50_3D(LINE_LAST_PIXEL), 1);
379   PUSH_DATA (push, 0);
380   BEGIN_NV04(push, NV50_3D(BLEND_SEPARATE_ALPHA), 1);
381   PUSH_DATA (push, 1);
382
383   if (screen->tesla->oclass >= NVA0_3D_CLASS) {
384      BEGIN_NV04(push, SUBC_3D(NVA0_3D_TEX_MISC), 1);
385      PUSH_DATA (push, NVA0_3D_TEX_MISC_SEAMLESS_CUBE_MAP);
386   }
387
388   BEGIN_NV04(push, NV50_3D(SCREEN_Y_CONTROL), 1);
389   PUSH_DATA (push, 0);
390   BEGIN_NV04(push, NV50_3D(WINDOW_OFFSET_X), 2);
391   PUSH_DATA (push, 0);
392   PUSH_DATA (push, 0);
393   BEGIN_NV04(push, NV50_3D(ZCULL_REGION), 1);
394   PUSH_DATA (push, 0x3f);
395
396   BEGIN_NV04(push, NV50_3D(VP_ADDRESS_HIGH), 2);
397   PUSH_DATAh(push, screen->code->offset + (0 << NV50_CODE_BO_SIZE_LOG2));
398   PUSH_DATA (push, screen->code->offset + (0 << NV50_CODE_BO_SIZE_LOG2));
399
400   BEGIN_NV04(push, NV50_3D(FP_ADDRESS_HIGH), 2);
401   PUSH_DATAh(push, screen->code->offset + (1 << NV50_CODE_BO_SIZE_LOG2));
402   PUSH_DATA (push, screen->code->offset + (1 << NV50_CODE_BO_SIZE_LOG2));
403
404   BEGIN_NV04(push, NV50_3D(GP_ADDRESS_HIGH), 2);
405   PUSH_DATAh(push, screen->code->offset + (2 << NV50_CODE_BO_SIZE_LOG2));
406   PUSH_DATA (push, screen->code->offset + (2 << NV50_CODE_BO_SIZE_LOG2));
407
408   BEGIN_NV04(push, NV50_3D(LOCAL_ADDRESS_HIGH), 3);
409   PUSH_DATAh(push, screen->tls_bo->offset);
410   PUSH_DATA (push, screen->tls_bo->offset);
411   PUSH_DATA (push, util_logbase2(tls_space / 8));
412
413   BEGIN_NV04(push, NV50_3D(STACK_ADDRESS_HIGH), 3);
414   PUSH_DATAh(push, screen->stack_bo->offset);
415   PUSH_DATA (push, screen->stack_bo->offset);
416   PUSH_DATA (push, 4);
417
418   BEGIN_NV04(push, NV50_3D(CB_DEF_ADDRESS_HIGH), 3);
419   PUSH_DATAh(push, screen->uniforms->offset + (0 << 16));
420   PUSH_DATA (push, screen->uniforms->offset + (0 << 16));
421   PUSH_DATA (push, (NV50_CB_PVP << 16) | 0x0000);
422
423   BEGIN_NV04(push, NV50_3D(CB_DEF_ADDRESS_HIGH), 3);
424   PUSH_DATAh(push, screen->uniforms->offset + (1 << 16));
425   PUSH_DATA (push, screen->uniforms->offset + (1 << 16));
426   PUSH_DATA (push, (NV50_CB_PGP << 16) | 0x0000);
427
428   BEGIN_NV04(push, NV50_3D(CB_DEF_ADDRESS_HIGH), 3);
429   PUSH_DATAh(push, screen->uniforms->offset + (2 << 16));
430   PUSH_DATA (push, screen->uniforms->offset + (2 << 16));
431   PUSH_DATA (push, (NV50_CB_PFP << 16) | 0x0000);
432
433   BEGIN_NV04(push, NV50_3D(CB_DEF_ADDRESS_HIGH), 3);
434   PUSH_DATAh(push, screen->uniforms->offset + (3 << 16));
435   PUSH_DATA (push, screen->uniforms->offset + (3 << 16));
436   PUSH_DATA (push, (NV50_CB_AUX << 16) | 0x0200);
437
438   BEGIN_NI04(push, NV50_3D(SET_PROGRAM_CB), 6);
439   PUSH_DATA (push, (NV50_CB_PVP << 12) | 0x001);
440   PUSH_DATA (push, (NV50_CB_PGP << 12) | 0x021);
441   PUSH_DATA (push, (NV50_CB_PFP << 12) | 0x031);
442   PUSH_DATA (push, (NV50_CB_AUX << 12) | 0xf01);
443   PUSH_DATA (push, (NV50_CB_AUX << 12) | 0xf21);
444   PUSH_DATA (push, (NV50_CB_AUX << 12) | 0xf31);
445
446   /* max TIC (bits 4:8) & TSC bindings, per program type */
447   for (i = 0; i < 3; ++i) {
448      BEGIN_NV04(push, NV50_3D(TEX_LIMITS(i)), 1);
449      PUSH_DATA (push, 0x54);
450   }
451
452   BEGIN_NV04(push, NV50_3D(TIC_ADDRESS_HIGH), 3);
453   PUSH_DATAh(push, screen->txc->offset);
454   PUSH_DATA (push, screen->txc->offset);
455   PUSH_DATA (push, NV50_TIC_MAX_ENTRIES - 1);
456
457   BEGIN_NV04(push, NV50_3D(TSC_ADDRESS_HIGH), 3);
458   PUSH_DATAh(push, screen->txc->offset + 65536);
459   PUSH_DATA (push, screen->txc->offset + 65536);
460   PUSH_DATA (push, NV50_TSC_MAX_ENTRIES - 1);
461
462   BEGIN_NV04(push, NV50_3D(LINKED_TSC), 1);
463   PUSH_DATA (push, 0);
464
465   BEGIN_NV04(push, NV50_3D(CLIP_RECTS_EN), 1);
466   PUSH_DATA (push, 0);
467   BEGIN_NV04(push, NV50_3D(CLIP_RECTS_MODE), 1);
468   PUSH_DATA (push, NV50_3D_CLIP_RECTS_MODE_INSIDE_ANY);
469   BEGIN_NV04(push, NV50_3D(CLIP_RECT_HORIZ(0)), 8 * 2);
470   for (i = 0; i < 8 * 2; ++i)
471      PUSH_DATA(push, 0);
472   BEGIN_NV04(push, NV50_3D(CLIPID_ENABLE), 1);
473   PUSH_DATA (push, 0);
474
475   BEGIN_NV04(push, NV50_3D(VIEWPORT_TRANSFORM_EN), 1);
476   PUSH_DATA (push, 1);
477   BEGIN_NV04(push, NV50_3D(DEPTH_RANGE_NEAR(0)), 2);
478   PUSH_DATAf(push, 0.0f);
479   PUSH_DATAf(push, 1.0f);
480
481   BEGIN_NV04(push, NV50_3D(VIEW_VOLUME_CLIP_CTRL), 1);
482#ifdef NV50_SCISSORS_CLIPPING
483   PUSH_DATA (push, 0x0000);
484#else
485   PUSH_DATA (push, 0x1080);
486#endif
487
488   BEGIN_NV04(push, NV50_3D(CLEAR_FLAGS), 1);
489   PUSH_DATA (push, NV50_3D_CLEAR_FLAGS_CLEAR_RECT_VIEWPORT);
490
491   /* We use scissors instead of exact view volume clipping,
492    * so they're always enabled.
493    */
494   BEGIN_NV04(push, NV50_3D(SCISSOR_ENABLE(0)), 3);
495   PUSH_DATA (push, 1);
496   PUSH_DATA (push, 8192 << 16);
497   PUSH_DATA (push, 8192 << 16);
498
499   BEGIN_NV04(push, NV50_3D(RASTERIZE_ENABLE), 1);
500   PUSH_DATA (push, 1);
501   BEGIN_NV04(push, NV50_3D(POINT_RASTER_RULES), 1);
502   PUSH_DATA (push, NV50_3D_POINT_RASTER_RULES_OGL);
503   BEGIN_NV04(push, NV50_3D(FRAG_COLOR_CLAMP_EN), 1);
504   PUSH_DATA (push, 0x11111111);
505   BEGIN_NV04(push, NV50_3D(EDGEFLAG), 1);
506   PUSH_DATA (push, 1);
507
508   PUSH_KICK (push);
509
510   return 0;
511}
512
513#define FAIL_SCREEN_INIT(str, err)                    \
514   do {                                               \
515      NOUVEAU_ERR(str, err);                          \
516      nv50_screen_destroy(pscreen);                   \
517      return NULL;                                    \
518   } while(0)
519
520struct pipe_screen *
521nv50_screen_create(struct nouveau_device *dev)
522{
523   struct nv50_screen *screen;
524   struct pipe_screen *pscreen;
525   struct nouveau_object *chan;
526   uint64_t value;
527   uint32_t tesla_class;
528   unsigned stack_size, max_warps, tls_space;
529   int ret;
530
531   screen = CALLOC_STRUCT(nv50_screen);
532   if (!screen)
533      return NULL;
534   pscreen = &screen->base.base;
535
536   screen->base.sysmem_bindings = PIPE_BIND_CONSTANT_BUFFER;
537
538   ret = nouveau_screen_init(&screen->base, dev);
539   if (ret)
540      FAIL_SCREEN_INIT("nouveau_screen_init failed: %d\n", ret);
541
542   screen->base.pushbuf->user_priv = screen;
543   screen->base.pushbuf->rsvd_kick = 5;
544
545   chan = screen->base.channel;
546
547   pscreen->destroy = nv50_screen_destroy;
548   pscreen->context_create = nv50_create;
549   pscreen->is_format_supported = nv50_screen_is_format_supported;
550   pscreen->get_param = nv50_screen_get_param;
551   pscreen->get_shader_param = nv50_screen_get_shader_param;
552   pscreen->get_paramf = nv50_screen_get_paramf;
553
554   nv50_screen_init_resource_functions(pscreen);
555
556   nouveau_screen_init_vdec(&screen->base);
557
558   ret = nouveau_bo_new(dev, NOUVEAU_BO_GART | NOUVEAU_BO_MAP, 0, 4096,
559                        NULL, &screen->fence.bo);
560   if (ret)
561      goto fail;
562   nouveau_bo_map(screen->fence.bo, 0, NULL);
563   screen->fence.map = screen->fence.bo->map;
564   screen->base.fence.emit = nv50_screen_fence_emit;
565   screen->base.fence.update = nv50_screen_fence_update;
566
567   ret = nouveau_object_new(chan, 0xbeef0301, NOUVEAU_NOTIFIER_CLASS,
568                            &(struct nv04_notify){ .length = 32 },
569                            sizeof(struct nv04_notify), &screen->sync);
570   if (ret)
571      FAIL_SCREEN_INIT("Error allocating notifier: %d\n", ret);
572
573
574   ret = nouveau_object_new(chan, 0xbeef5039, NV50_M2MF_CLASS,
575                            NULL, 0, &screen->m2mf);
576   if (ret)
577      FAIL_SCREEN_INIT("Error allocating PGRAPH context for M2MF: %d\n", ret);
578
579
580   ret = nouveau_object_new(chan, 0xbeef502d, NV50_2D_CLASS,
581                            NULL, 0, &screen->eng2d);
582   if (ret)
583      FAIL_SCREEN_INIT("Error allocating PGRAPH context for 2D: %d\n", ret);
584
585   switch (dev->chipset & 0xf0) {
586   case 0x50:
587      tesla_class = NV50_3D_CLASS;
588      break;
589   case 0x80:
590   case 0x90:
591      tesla_class = NV84_3D_CLASS;
592      break;
593   case 0xa0:
594      switch (dev->chipset) {
595      case 0xa0:
596      case 0xaa:
597      case 0xac:
598         tesla_class = NVA0_3D_CLASS;
599         break;
600      case 0xaf:
601         tesla_class = NVAF_3D_CLASS;
602         break;
603      default:
604         tesla_class = NVA3_3D_CLASS;
605         break;
606      }
607      break;
608   default:
609      FAIL_SCREEN_INIT("Not a known NV50 chipset: NV%02x\n", dev->chipset);
610      break;
611   }
612   screen->base.class_3d = tesla_class;
613
614   ret = nouveau_object_new(chan, 0xbeef5097, tesla_class,
615                            NULL, 0, &screen->tesla);
616   if (ret)
617      FAIL_SCREEN_INIT("Error allocating PGRAPH context for 3D: %d\n", ret);
618
619
620   ret = nouveau_bo_new(dev, NOUVEAU_BO_VRAM, 1 << 16,
621                        3 << NV50_CODE_BO_SIZE_LOG2, NULL, &screen->code);
622   if (ret)
623      goto fail;
624
625   nouveau_heap_init(&screen->vp_code_heap, 0, 1 << NV50_CODE_BO_SIZE_LOG2);
626   nouveau_heap_init(&screen->gp_code_heap, 0, 1 << NV50_CODE_BO_SIZE_LOG2);
627   nouveau_heap_init(&screen->fp_code_heap, 0, 1 << NV50_CODE_BO_SIZE_LOG2);
628
629   nouveau_getparam(dev, NOUVEAU_GETPARAM_GRAPH_UNITS, &value);
630
631   max_warps  = util_bitcount(value & 0xffff);
632   max_warps *= util_bitcount((value >> 24) & 0xf) * 32;
633
634   stack_size = max_warps * 64 * 8;
635
636   ret = nouveau_bo_new(dev, NOUVEAU_BO_VRAM, 1 << 16, stack_size, NULL,
637                        &screen->stack_bo);
638   if (ret)
639      FAIL_SCREEN_INIT("Failed to allocate stack bo: %d\n", ret);
640
641   tls_space = NV50_CAP_MAX_PROGRAM_TEMPS * 16;
642
643   screen->tls_size = tls_space * max_warps * 32;
644
645   if (nouveau_mesa_debug)
646      debug_printf("max_warps = %i, tls_size = %"PRIu64" KiB\n",
647                     max_warps, screen->tls_size >> 10);
648
649   ret = nouveau_bo_new(dev, NOUVEAU_BO_VRAM, 1 << 16, screen->tls_size, NULL,
650                        &screen->tls_bo);
651   if (ret)
652      FAIL_SCREEN_INIT("Failed to allocate stack bo: %d\n", ret);
653
654
655   ret = nouveau_bo_new(dev, NOUVEAU_BO_VRAM, 1 << 16, 4 << 16, NULL,
656                        &screen->uniforms);
657   if (ret)
658      goto fail;
659
660   ret = nouveau_bo_new(dev, NOUVEAU_BO_VRAM, 1 << 16, 3 << 16, NULL,
661                        &screen->txc);
662   if (ret)
663      FAIL_SCREEN_INIT("Could not allocate TIC/TSC bo: %d\n", ret);
664
665   screen->tic.entries = CALLOC(4096, sizeof(void *));
666   screen->tsc.entries = screen->tic.entries + 2048;
667
668
669   if (!nv50_blitctx_create(screen))
670      goto fail;
671
672   if (nv50_screen_init_hwctx(screen, tls_space))
673      goto fail;
674
675   nouveau_fence_new(&screen->base, &screen->base.fence.current, FALSE);
676
677   return pscreen;
678
679fail:
680   nv50_screen_destroy(pscreen);
681   return NULL;
682}
683
684int
685nv50_screen_tic_alloc(struct nv50_screen *screen, void *entry)
686{
687   int i = screen->tic.next;
688
689   while (screen->tic.lock[i / 32] & (1 << (i % 32)))
690      i = (i + 1) & (NV50_TIC_MAX_ENTRIES - 1);
691
692   screen->tic.next = (i + 1) & (NV50_TIC_MAX_ENTRIES - 1);
693
694   if (screen->tic.entries[i])
695      nv50_tic_entry(screen->tic.entries[i])->id = -1;
696
697   screen->tic.entries[i] = entry;
698   return i;
699}
700
701int
702nv50_screen_tsc_alloc(struct nv50_screen *screen, void *entry)
703{
704   int i = screen->tsc.next;
705
706   while (screen->tsc.lock[i / 32] & (1 << (i % 32)))
707      i = (i + 1) & (NV50_TSC_MAX_ENTRIES - 1);
708
709   screen->tsc.next = (i + 1) & (NV50_TSC_MAX_ENTRIES - 1);
710
711   if (screen->tsc.entries[i])
712      nv50_tsc_entry(screen->tsc.entries[i])->id = -1;
713
714   screen->tsc.entries[i] = entry;
715   return i;
716}
717