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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 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 "pipe/p_defines.h"
24 #include "util/u_framebuffer.h"
25 #include "util/u_helpers.h"
26 #include "util/u_inlines.h"
27 #include "util/u_transfer.h"
28 
29 #include "tgsi/tgsi_parse.h"
30 
31 #include "nvc0/nvc0_stateobj.h"
32 #include "nvc0/nvc0_context.h"
33 #include "nvc0/nvc0_query_hw.h"
34 
35 #include "nvc0/nvc0_3d.xml.h"
36 
37 #include "nouveau_gldefs.h"
38 
39 static inline uint32_t
nvc0_colormask(unsigned mask)40 nvc0_colormask(unsigned mask)
41 {
42     uint32_t ret = 0;
43 
44     if (mask & PIPE_MASK_R)
45         ret |= 0x0001;
46     if (mask & PIPE_MASK_G)
47         ret |= 0x0010;
48     if (mask & PIPE_MASK_B)
49         ret |= 0x0100;
50     if (mask & PIPE_MASK_A)
51         ret |= 0x1000;
52 
53     return ret;
54 }
55 
56 #define NVC0_BLEND_FACTOR_CASE(a, b) \
57    case PIPE_BLENDFACTOR_##a: return NV50_BLEND_FACTOR_##b
58 
59 static inline uint32_t
nvc0_blend_fac(unsigned factor)60 nvc0_blend_fac(unsigned factor)
61 {
62    switch (factor) {
63    NVC0_BLEND_FACTOR_CASE(ONE, ONE);
64    NVC0_BLEND_FACTOR_CASE(SRC_COLOR, SRC_COLOR);
65    NVC0_BLEND_FACTOR_CASE(SRC_ALPHA, SRC_ALPHA);
66    NVC0_BLEND_FACTOR_CASE(DST_ALPHA, DST_ALPHA);
67    NVC0_BLEND_FACTOR_CASE(DST_COLOR, DST_COLOR);
68    NVC0_BLEND_FACTOR_CASE(SRC_ALPHA_SATURATE, SRC_ALPHA_SATURATE);
69    NVC0_BLEND_FACTOR_CASE(CONST_COLOR, CONSTANT_COLOR);
70    NVC0_BLEND_FACTOR_CASE(CONST_ALPHA, CONSTANT_ALPHA);
71    NVC0_BLEND_FACTOR_CASE(SRC1_COLOR, SRC1_COLOR);
72    NVC0_BLEND_FACTOR_CASE(SRC1_ALPHA, SRC1_ALPHA);
73    NVC0_BLEND_FACTOR_CASE(ZERO, ZERO);
74    NVC0_BLEND_FACTOR_CASE(INV_SRC_COLOR, ONE_MINUS_SRC_COLOR);
75    NVC0_BLEND_FACTOR_CASE(INV_SRC_ALPHA, ONE_MINUS_SRC_ALPHA);
76    NVC0_BLEND_FACTOR_CASE(INV_DST_ALPHA, ONE_MINUS_DST_ALPHA);
77    NVC0_BLEND_FACTOR_CASE(INV_DST_COLOR, ONE_MINUS_DST_COLOR);
78    NVC0_BLEND_FACTOR_CASE(INV_CONST_COLOR, ONE_MINUS_CONSTANT_COLOR);
79    NVC0_BLEND_FACTOR_CASE(INV_CONST_ALPHA, ONE_MINUS_CONSTANT_ALPHA);
80    NVC0_BLEND_FACTOR_CASE(INV_SRC1_COLOR, ONE_MINUS_SRC1_COLOR);
81    NVC0_BLEND_FACTOR_CASE(INV_SRC1_ALPHA, ONE_MINUS_SRC1_ALPHA);
82    default:
83       return NV50_BLEND_FACTOR_ZERO;
84    }
85 }
86 
87 static void *
nvc0_blend_state_create(struct pipe_context * pipe,const struct pipe_blend_state * cso)88 nvc0_blend_state_create(struct pipe_context *pipe,
89                         const struct pipe_blend_state *cso)
90 {
91    struct nvc0_blend_stateobj *so = CALLOC_STRUCT(nvc0_blend_stateobj);
92    int i;
93    int r; /* reference */
94    uint32_t ms;
95    uint8_t blend_en = 0;
96    bool indep_masks = false;
97    bool indep_funcs = false;
98 
99    so->pipe = *cso;
100 
101    /* check which states actually have differing values */
102    if (cso->independent_blend_enable) {
103       for (r = 0; r < 8 && !cso->rt[r].blend_enable; ++r);
104       blend_en |= 1 << r;
105       for (i = r + 1; i < 8; ++i) {
106          if (!cso->rt[i].blend_enable)
107             continue;
108          blend_en |= 1 << i;
109          if (cso->rt[i].rgb_func != cso->rt[r].rgb_func ||
110              cso->rt[i].rgb_src_factor != cso->rt[r].rgb_src_factor ||
111              cso->rt[i].rgb_dst_factor != cso->rt[r].rgb_dst_factor ||
112              cso->rt[i].alpha_func != cso->rt[r].alpha_func ||
113              cso->rt[i].alpha_src_factor != cso->rt[r].alpha_src_factor ||
114              cso->rt[i].alpha_dst_factor != cso->rt[r].alpha_dst_factor) {
115             indep_funcs = true;
116             break;
117          }
118       }
119       for (; i < 8; ++i)
120          blend_en |= (cso->rt[i].blend_enable ? 1 : 0) << i;
121 
122       for (i = 1; i < 8; ++i) {
123          if (cso->rt[i].colormask != cso->rt[0].colormask) {
124             indep_masks = true;
125             break;
126          }
127       }
128    } else {
129       r = 0;
130       if (cso->rt[0].blend_enable)
131          blend_en = 0xff;
132    }
133 
134    if (cso->logicop_enable) {
135       SB_BEGIN_3D(so, LOGIC_OP_ENABLE, 2);
136       SB_DATA    (so, 1);
137       SB_DATA    (so, nvgl_logicop_func(cso->logicop_func));
138 
139       SB_IMMED_3D(so, MACRO_BLEND_ENABLES, 0);
140    } else {
141       SB_IMMED_3D(so, LOGIC_OP_ENABLE, 0);
142 
143       SB_IMMED_3D(so, BLEND_INDEPENDENT, indep_funcs);
144       SB_IMMED_3D(so, MACRO_BLEND_ENABLES, blend_en);
145       if (indep_funcs) {
146          for (i = 0; i < 8; ++i) {
147             if (cso->rt[i].blend_enable) {
148                SB_BEGIN_3D(so, IBLEND_EQUATION_RGB(i), 6);
149                SB_DATA    (so, nvgl_blend_eqn(cso->rt[i].rgb_func));
150                SB_DATA    (so, nvc0_blend_fac(cso->rt[i].rgb_src_factor));
151                SB_DATA    (so, nvc0_blend_fac(cso->rt[i].rgb_dst_factor));
152                SB_DATA    (so, nvgl_blend_eqn(cso->rt[i].alpha_func));
153                SB_DATA    (so, nvc0_blend_fac(cso->rt[i].alpha_src_factor));
154                SB_DATA    (so, nvc0_blend_fac(cso->rt[i].alpha_dst_factor));
155             }
156          }
157       } else
158       if (blend_en) {
159          SB_BEGIN_3D(so, BLEND_EQUATION_RGB, 5);
160          SB_DATA    (so, nvgl_blend_eqn(cso->rt[r].rgb_func));
161          SB_DATA    (so, nvc0_blend_fac(cso->rt[r].rgb_src_factor));
162          SB_DATA    (so, nvc0_blend_fac(cso->rt[r].rgb_dst_factor));
163          SB_DATA    (so, nvgl_blend_eqn(cso->rt[r].alpha_func));
164          SB_DATA    (so, nvc0_blend_fac(cso->rt[r].alpha_src_factor));
165          SB_BEGIN_3D(so, BLEND_FUNC_DST_ALPHA, 1);
166          SB_DATA    (so, nvc0_blend_fac(cso->rt[r].alpha_dst_factor));
167       }
168 
169       SB_IMMED_3D(so, COLOR_MASK_COMMON, !indep_masks);
170       if (indep_masks) {
171          SB_BEGIN_3D(so, COLOR_MASK(0), 8);
172          for (i = 0; i < 8; ++i)
173             SB_DATA(so, nvc0_colormask(cso->rt[i].colormask));
174       } else {
175          SB_BEGIN_3D(so, COLOR_MASK(0), 1);
176          SB_DATA    (so, nvc0_colormask(cso->rt[0].colormask));
177       }
178    }
179 
180    ms = 0;
181    if (cso->alpha_to_coverage)
182       ms |= NVC0_3D_MULTISAMPLE_CTRL_ALPHA_TO_COVERAGE;
183    if (cso->alpha_to_one)
184       ms |= NVC0_3D_MULTISAMPLE_CTRL_ALPHA_TO_ONE;
185 
186    SB_BEGIN_3D(so, MULTISAMPLE_CTRL, 1);
187    SB_DATA    (so, ms);
188 
189    assert(so->size <= ARRAY_SIZE(so->state));
190    return so;
191 }
192 
193 static void
nvc0_blend_state_bind(struct pipe_context * pipe,void * hwcso)194 nvc0_blend_state_bind(struct pipe_context *pipe, void *hwcso)
195 {
196     struct nvc0_context *nvc0 = nvc0_context(pipe);
197 
198     nvc0->blend = hwcso;
199     nvc0->dirty_3d |= NVC0_NEW_3D_BLEND;
200 }
201 
202 static void
nvc0_blend_state_delete(struct pipe_context * pipe,void * hwcso)203 nvc0_blend_state_delete(struct pipe_context *pipe, void *hwcso)
204 {
205     FREE(hwcso);
206 }
207 
208 /* NOTE: ignoring line_last_pixel */
209 static void *
nvc0_rasterizer_state_create(struct pipe_context * pipe,const struct pipe_rasterizer_state * cso)210 nvc0_rasterizer_state_create(struct pipe_context *pipe,
211                              const struct pipe_rasterizer_state *cso)
212 {
213     struct nvc0_rasterizer_stateobj *so;
214     uint16_t class_3d = nouveau_screen(pipe->screen)->class_3d;
215     uint32_t reg;
216 
217     so = CALLOC_STRUCT(nvc0_rasterizer_stateobj);
218     if (!so)
219         return NULL;
220     so->pipe = *cso;
221 
222     /* Scissor enables are handled in scissor state, we will not want to
223      * always emit 16 commands, one for each scissor rectangle, here.
224      */
225 
226     SB_IMMED_3D(so, PROVOKING_VERTEX_LAST, !cso->flatshade_first);
227     SB_IMMED_3D(so, VERTEX_TWO_SIDE_ENABLE, cso->light_twoside);
228 
229     SB_IMMED_3D(so, VERT_COLOR_CLAMP_EN, cso->clamp_vertex_color);
230     SB_BEGIN_3D(so, FRAG_COLOR_CLAMP_EN, 1);
231     SB_DATA    (so, cso->clamp_fragment_color ? 0x11111111 : 0x00000000);
232 
233     SB_IMMED_3D(so, MULTISAMPLE_ENABLE, cso->multisample);
234 
235     SB_IMMED_3D(so, LINE_SMOOTH_ENABLE, cso->line_smooth);
236     if (cso->line_smooth || cso->multisample)
237        SB_BEGIN_3D(so, LINE_WIDTH_SMOOTH, 1);
238     else
239        SB_BEGIN_3D(so, LINE_WIDTH_ALIASED, 1);
240     SB_DATA    (so, fui(cso->line_width));
241 
242     SB_IMMED_3D(so, LINE_STIPPLE_ENABLE, cso->line_stipple_enable);
243     if (cso->line_stipple_enable) {
244         SB_BEGIN_3D(so, LINE_STIPPLE_PATTERN, 1);
245         SB_DATA    (so, (cso->line_stipple_pattern << 8) |
246                          cso->line_stipple_factor);
247 
248     }
249 
250     SB_IMMED_3D(so, VP_POINT_SIZE, cso->point_size_per_vertex);
251     if (!cso->point_size_per_vertex) {
252        SB_BEGIN_3D(so, POINT_SIZE, 1);
253        SB_DATA    (so, fui(cso->point_size));
254     }
255 
256     reg = (cso->sprite_coord_mode == PIPE_SPRITE_COORD_UPPER_LEFT) ?
257        NVC0_3D_POINT_COORD_REPLACE_COORD_ORIGIN_UPPER_LEFT :
258        NVC0_3D_POINT_COORD_REPLACE_COORD_ORIGIN_LOWER_LEFT;
259 
260     SB_BEGIN_3D(so, POINT_COORD_REPLACE, 1);
261     SB_DATA    (so, ((cso->sprite_coord_enable & 0xff) << 3) | reg);
262     SB_IMMED_3D(so, POINT_SPRITE_ENABLE, cso->point_quad_rasterization);
263     SB_IMMED_3D(so, POINT_SMOOTH_ENABLE, cso->point_smooth);
264 
265     if (class_3d >= GM200_3D_CLASS) {
266        SB_IMMED_3D(so, FILL_RECTANGLE,
267                    cso->fill_front == PIPE_POLYGON_MODE_FILL_RECTANGLE ?
268                    NVC0_3D_FILL_RECTANGLE_ENABLE : 0);
269     }
270 
271     SB_BEGIN_3D(so, MACRO_POLYGON_MODE_FRONT, 1);
272     SB_DATA    (so, nvgl_polygon_mode(cso->fill_front));
273     SB_BEGIN_3D(so, MACRO_POLYGON_MODE_BACK, 1);
274     SB_DATA    (so, nvgl_polygon_mode(cso->fill_back));
275     SB_IMMED_3D(so, POLYGON_SMOOTH_ENABLE, cso->poly_smooth);
276 
277     SB_BEGIN_3D(so, CULL_FACE_ENABLE, 3);
278     SB_DATA    (so, cso->cull_face != PIPE_FACE_NONE);
279     SB_DATA    (so, cso->front_ccw ? NVC0_3D_FRONT_FACE_CCW :
280                                      NVC0_3D_FRONT_FACE_CW);
281     switch (cso->cull_face) {
282     case PIPE_FACE_FRONT_AND_BACK:
283        SB_DATA(so, NVC0_3D_CULL_FACE_FRONT_AND_BACK);
284        break;
285     case PIPE_FACE_FRONT:
286        SB_DATA(so, NVC0_3D_CULL_FACE_FRONT);
287        break;
288     case PIPE_FACE_BACK:
289     default:
290        SB_DATA(so, NVC0_3D_CULL_FACE_BACK);
291        break;
292     }
293 
294     SB_IMMED_3D(so, POLYGON_STIPPLE_ENABLE, cso->poly_stipple_enable);
295     SB_BEGIN_3D(so, POLYGON_OFFSET_POINT_ENABLE, 3);
296     SB_DATA    (so, cso->offset_point);
297     SB_DATA    (so, cso->offset_line);
298     SB_DATA    (so, cso->offset_tri);
299 
300     if (cso->offset_point || cso->offset_line || cso->offset_tri) {
301         SB_BEGIN_3D(so, POLYGON_OFFSET_FACTOR, 1);
302         SB_DATA    (so, fui(cso->offset_scale));
303         if (!cso->offset_units_unscaled) {
304            SB_BEGIN_3D(so, POLYGON_OFFSET_UNITS, 1);
305            SB_DATA    (so, fui(cso->offset_units * 2.0f));
306         }
307         SB_BEGIN_3D(so, POLYGON_OFFSET_CLAMP, 1);
308         SB_DATA    (so, fui(cso->offset_clamp));
309     }
310 
311     if (cso->depth_clip)
312        reg = NVC0_3D_VIEW_VOLUME_CLIP_CTRL_UNK1_UNK1;
313     else
314        reg =
315           NVC0_3D_VIEW_VOLUME_CLIP_CTRL_UNK1_UNK1 |
316           NVC0_3D_VIEW_VOLUME_CLIP_CTRL_DEPTH_CLAMP_NEAR |
317           NVC0_3D_VIEW_VOLUME_CLIP_CTRL_DEPTH_CLAMP_FAR |
318           NVC0_3D_VIEW_VOLUME_CLIP_CTRL_UNK12_UNK2;
319 
320     SB_BEGIN_3D(so, VIEW_VOLUME_CLIP_CTRL, 1);
321     SB_DATA    (so, reg);
322 
323     SB_IMMED_3D(so, DEPTH_CLIP_NEGATIVE_Z, cso->clip_halfz);
324 
325     SB_IMMED_3D(so, PIXEL_CENTER_INTEGER, !cso->half_pixel_center);
326 
327     assert(so->size <= ARRAY_SIZE(so->state));
328     return (void *)so;
329 }
330 
331 static void
nvc0_rasterizer_state_bind(struct pipe_context * pipe,void * hwcso)332 nvc0_rasterizer_state_bind(struct pipe_context *pipe, void *hwcso)
333 {
334    struct nvc0_context *nvc0 = nvc0_context(pipe);
335 
336    nvc0->rast = hwcso;
337    nvc0->dirty_3d |= NVC0_NEW_3D_RASTERIZER;
338 }
339 
340 static void
nvc0_rasterizer_state_delete(struct pipe_context * pipe,void * hwcso)341 nvc0_rasterizer_state_delete(struct pipe_context *pipe, void *hwcso)
342 {
343    FREE(hwcso);
344 }
345 
346 static void *
nvc0_zsa_state_create(struct pipe_context * pipe,const struct pipe_depth_stencil_alpha_state * cso)347 nvc0_zsa_state_create(struct pipe_context *pipe,
348                       const struct pipe_depth_stencil_alpha_state *cso)
349 {
350    struct nvc0_zsa_stateobj *so = CALLOC_STRUCT(nvc0_zsa_stateobj);
351 
352    so->pipe = *cso;
353 
354    SB_IMMED_3D(so, DEPTH_TEST_ENABLE, cso->depth.enabled);
355    if (cso->depth.enabled) {
356       SB_IMMED_3D(so, DEPTH_WRITE_ENABLE, cso->depth.writemask);
357       SB_BEGIN_3D(so, DEPTH_TEST_FUNC, 1);
358       SB_DATA    (so, nvgl_comparison_op(cso->depth.func));
359    }
360 
361    SB_IMMED_3D(so, DEPTH_BOUNDS_EN, cso->depth.bounds_test);
362    if (cso->depth.bounds_test) {
363       SB_BEGIN_3D(so, DEPTH_BOUNDS(0), 2);
364       SB_DATA    (so, fui(cso->depth.bounds_min));
365       SB_DATA    (so, fui(cso->depth.bounds_max));
366    }
367 
368    if (cso->stencil[0].enabled) {
369       SB_BEGIN_3D(so, STENCIL_ENABLE, 5);
370       SB_DATA    (so, 1);
371       SB_DATA    (so, nvgl_stencil_op(cso->stencil[0].fail_op));
372       SB_DATA    (so, nvgl_stencil_op(cso->stencil[0].zfail_op));
373       SB_DATA    (so, nvgl_stencil_op(cso->stencil[0].zpass_op));
374       SB_DATA    (so, nvgl_comparison_op(cso->stencil[0].func));
375       SB_BEGIN_3D(so, STENCIL_FRONT_FUNC_MASK, 2);
376       SB_DATA    (so, cso->stencil[0].valuemask);
377       SB_DATA    (so, cso->stencil[0].writemask);
378    } else {
379       SB_IMMED_3D(so, STENCIL_ENABLE, 0);
380    }
381 
382    if (cso->stencil[1].enabled) {
383       assert(cso->stencil[0].enabled);
384       SB_BEGIN_3D(so, STENCIL_TWO_SIDE_ENABLE, 5);
385       SB_DATA    (so, 1);
386       SB_DATA    (so, nvgl_stencil_op(cso->stencil[1].fail_op));
387       SB_DATA    (so, nvgl_stencil_op(cso->stencil[1].zfail_op));
388       SB_DATA    (so, nvgl_stencil_op(cso->stencil[1].zpass_op));
389       SB_DATA    (so, nvgl_comparison_op(cso->stencil[1].func));
390       SB_BEGIN_3D(so, STENCIL_BACK_MASK, 2);
391       SB_DATA    (so, cso->stencil[1].writemask);
392       SB_DATA    (so, cso->stencil[1].valuemask);
393    } else
394    if (cso->stencil[0].enabled) {
395       SB_IMMED_3D(so, STENCIL_TWO_SIDE_ENABLE, 0);
396    }
397 
398    SB_IMMED_3D(so, ALPHA_TEST_ENABLE, cso->alpha.enabled);
399    if (cso->alpha.enabled) {
400       SB_BEGIN_3D(so, ALPHA_TEST_REF, 2);
401       SB_DATA    (so, fui(cso->alpha.ref_value));
402       SB_DATA    (so, nvgl_comparison_op(cso->alpha.func));
403    }
404 
405    assert(so->size <= ARRAY_SIZE(so->state));
406    return (void *)so;
407 }
408 
409 static void
nvc0_zsa_state_bind(struct pipe_context * pipe,void * hwcso)410 nvc0_zsa_state_bind(struct pipe_context *pipe, void *hwcso)
411 {
412    struct nvc0_context *nvc0 = nvc0_context(pipe);
413 
414    nvc0->zsa = hwcso;
415    nvc0->dirty_3d |= NVC0_NEW_3D_ZSA;
416 }
417 
418 static void
nvc0_zsa_state_delete(struct pipe_context * pipe,void * hwcso)419 nvc0_zsa_state_delete(struct pipe_context *pipe, void *hwcso)
420 {
421    FREE(hwcso);
422 }
423 
424 /* ====================== SAMPLERS AND TEXTURES ================================
425  */
426 
427 #define NV50_TSC_WRAP_CASE(n) \
428     case PIPE_TEX_WRAP_##n: return NV50_TSC_WRAP_##n
429 
430 static void
nvc0_sampler_state_delete(struct pipe_context * pipe,void * hwcso)431 nvc0_sampler_state_delete(struct pipe_context *pipe, void *hwcso)
432 {
433    unsigned s, i;
434 
435    for (s = 0; s < 6; ++s)
436       for (i = 0; i < nvc0_context(pipe)->num_samplers[s]; ++i)
437          if (nvc0_context(pipe)->samplers[s][i] == hwcso)
438             nvc0_context(pipe)->samplers[s][i] = NULL;
439 
440    nvc0_screen_tsc_free(nvc0_context(pipe)->screen, nv50_tsc_entry(hwcso));
441 
442    FREE(hwcso);
443 }
444 
445 static inline void
nvc0_stage_sampler_states_bind(struct nvc0_context * nvc0,unsigned s,unsigned nr,void ** hwcso)446 nvc0_stage_sampler_states_bind(struct nvc0_context *nvc0,
447                                unsigned s,
448                                unsigned nr, void **hwcso)
449 {
450    unsigned i;
451 
452    for (i = 0; i < nr; ++i) {
453       struct nv50_tsc_entry *old = nvc0->samplers[s][i];
454 
455       if (hwcso[i] == old)
456          continue;
457       nvc0->samplers_dirty[s] |= 1 << i;
458 
459       nvc0->samplers[s][i] = nv50_tsc_entry(hwcso[i]);
460       if (old)
461          nvc0_screen_tsc_unlock(nvc0->screen, old);
462    }
463    for (; i < nvc0->num_samplers[s]; ++i) {
464       if (nvc0->samplers[s][i]) {
465          nvc0_screen_tsc_unlock(nvc0->screen, nvc0->samplers[s][i]);
466          nvc0->samplers[s][i] = NULL;
467       }
468    }
469 
470    nvc0->num_samplers[s] = nr;
471 }
472 
473 static void
nvc0_bind_sampler_states(struct pipe_context * pipe,enum pipe_shader_type shader,unsigned start,unsigned nr,void ** samplers)474 nvc0_bind_sampler_states(struct pipe_context *pipe,
475                          enum pipe_shader_type shader,
476                          unsigned start, unsigned nr, void **samplers)
477 {
478    const unsigned s = nvc0_shader_stage(shader);
479 
480    assert(start == 0);
481    nvc0_stage_sampler_states_bind(nvc0_context(pipe), s, nr, samplers);
482 
483    if (s == 5)
484       nvc0_context(pipe)->dirty_cp |= NVC0_NEW_CP_SAMPLERS;
485    else
486       nvc0_context(pipe)->dirty_3d |= NVC0_NEW_3D_SAMPLERS;
487 }
488 
489 
490 /* NOTE: only called when not referenced anywhere, won't be bound */
491 static void
nvc0_sampler_view_destroy(struct pipe_context * pipe,struct pipe_sampler_view * view)492 nvc0_sampler_view_destroy(struct pipe_context *pipe,
493                           struct pipe_sampler_view *view)
494 {
495    pipe_resource_reference(&view->texture, NULL);
496 
497    nvc0_screen_tic_free(nvc0_context(pipe)->screen, nv50_tic_entry(view));
498 
499    FREE(nv50_tic_entry(view));
500 }
501 
502 static inline void
nvc0_stage_set_sampler_views(struct nvc0_context * nvc0,int s,unsigned nr,struct pipe_sampler_view ** views)503 nvc0_stage_set_sampler_views(struct nvc0_context *nvc0, int s,
504                              unsigned nr,
505                              struct pipe_sampler_view **views)
506 {
507    unsigned i;
508 
509    for (i = 0; i < nr; ++i) {
510       struct nv50_tic_entry *old = nv50_tic_entry(nvc0->textures[s][i]);
511 
512       if (views[i] == nvc0->textures[s][i])
513          continue;
514       nvc0->textures_dirty[s] |= 1 << i;
515 
516       if (views[i] && views[i]->texture) {
517          struct pipe_resource *res = views[i]->texture;
518          if (res->target == PIPE_BUFFER &&
519              (res->flags & PIPE_RESOURCE_FLAG_MAP_COHERENT))
520             nvc0->textures_coherent[s] |= 1 << i;
521          else
522             nvc0->textures_coherent[s] &= ~(1 << i);
523       } else {
524          nvc0->textures_coherent[s] &= ~(1 << i);
525       }
526 
527       if (old) {
528          if (s == 5)
529             nouveau_bufctx_reset(nvc0->bufctx_cp, NVC0_BIND_CP_TEX(i));
530          else
531             nouveau_bufctx_reset(nvc0->bufctx_3d, NVC0_BIND_3D_TEX(s, i));
532          nvc0_screen_tic_unlock(nvc0->screen, old);
533       }
534 
535       pipe_sampler_view_reference(&nvc0->textures[s][i], views[i]);
536    }
537 
538    for (i = nr; i < nvc0->num_textures[s]; ++i) {
539       struct nv50_tic_entry *old = nv50_tic_entry(nvc0->textures[s][i]);
540       if (old) {
541          if (s == 5)
542             nouveau_bufctx_reset(nvc0->bufctx_cp, NVC0_BIND_CP_TEX(i));
543          else
544             nouveau_bufctx_reset(nvc0->bufctx_3d, NVC0_BIND_3D_TEX(s, i));
545          nvc0_screen_tic_unlock(nvc0->screen, old);
546          pipe_sampler_view_reference(&nvc0->textures[s][i], NULL);
547       }
548    }
549 
550    nvc0->num_textures[s] = nr;
551 }
552 
553 static void
nvc0_set_sampler_views(struct pipe_context * pipe,enum pipe_shader_type shader,unsigned start,unsigned nr,struct pipe_sampler_view ** views)554 nvc0_set_sampler_views(struct pipe_context *pipe, enum pipe_shader_type shader,
555                        unsigned start, unsigned nr,
556                        struct pipe_sampler_view **views)
557 {
558    const unsigned s = nvc0_shader_stage(shader);
559 
560    assert(start == 0);
561    nvc0_stage_set_sampler_views(nvc0_context(pipe), s, nr, views);
562 
563    if (s == 5)
564       nvc0_context(pipe)->dirty_cp |= NVC0_NEW_CP_TEXTURES;
565    else
566       nvc0_context(pipe)->dirty_3d |= NVC0_NEW_3D_TEXTURES;
567 }
568 
569 /* ============================= SHADERS =======================================
570  */
571 
572 static void *
nvc0_sp_state_create(struct pipe_context * pipe,const struct pipe_shader_state * cso,unsigned type)573 nvc0_sp_state_create(struct pipe_context *pipe,
574                      const struct pipe_shader_state *cso, unsigned type)
575 {
576    struct nvc0_program *prog;
577 
578    prog = CALLOC_STRUCT(nvc0_program);
579    if (!prog)
580       return NULL;
581 
582    prog->type = type;
583 
584    if (cso->tokens)
585       prog->pipe.tokens = tgsi_dup_tokens(cso->tokens);
586 
587    if (cso->stream_output.num_outputs)
588       prog->pipe.stream_output = cso->stream_output;
589 
590    prog->translated = nvc0_program_translate(
591       prog, nvc0_context(pipe)->screen->base.device->chipset,
592       &nouveau_context(pipe)->debug);
593 
594    return (void *)prog;
595 }
596 
597 static void
nvc0_sp_state_delete(struct pipe_context * pipe,void * hwcso)598 nvc0_sp_state_delete(struct pipe_context *pipe, void *hwcso)
599 {
600    struct nvc0_program *prog = (struct nvc0_program *)hwcso;
601 
602    nvc0_program_destroy(nvc0_context(pipe), prog);
603 
604    FREE((void *)prog->pipe.tokens);
605    FREE(prog);
606 }
607 
608 static void *
nvc0_vp_state_create(struct pipe_context * pipe,const struct pipe_shader_state * cso)609 nvc0_vp_state_create(struct pipe_context *pipe,
610                      const struct pipe_shader_state *cso)
611 {
612    return nvc0_sp_state_create(pipe, cso, PIPE_SHADER_VERTEX);
613 }
614 
615 static void
nvc0_vp_state_bind(struct pipe_context * pipe,void * hwcso)616 nvc0_vp_state_bind(struct pipe_context *pipe, void *hwcso)
617 {
618     struct nvc0_context *nvc0 = nvc0_context(pipe);
619 
620     nvc0->vertprog = hwcso;
621     nvc0->dirty_3d |= NVC0_NEW_3D_VERTPROG;
622 }
623 
624 static void *
nvc0_fp_state_create(struct pipe_context * pipe,const struct pipe_shader_state * cso)625 nvc0_fp_state_create(struct pipe_context *pipe,
626                      const struct pipe_shader_state *cso)
627 {
628    return nvc0_sp_state_create(pipe, cso, PIPE_SHADER_FRAGMENT);
629 }
630 
631 static void
nvc0_fp_state_bind(struct pipe_context * pipe,void * hwcso)632 nvc0_fp_state_bind(struct pipe_context *pipe, void *hwcso)
633 {
634     struct nvc0_context *nvc0 = nvc0_context(pipe);
635 
636     nvc0->fragprog = hwcso;
637     nvc0->dirty_3d |= NVC0_NEW_3D_FRAGPROG;
638 }
639 
640 static void *
nvc0_gp_state_create(struct pipe_context * pipe,const struct pipe_shader_state * cso)641 nvc0_gp_state_create(struct pipe_context *pipe,
642                      const struct pipe_shader_state *cso)
643 {
644    return nvc0_sp_state_create(pipe, cso, PIPE_SHADER_GEOMETRY);
645 }
646 
647 static void
nvc0_gp_state_bind(struct pipe_context * pipe,void * hwcso)648 nvc0_gp_state_bind(struct pipe_context *pipe, void *hwcso)
649 {
650     struct nvc0_context *nvc0 = nvc0_context(pipe);
651 
652     nvc0->gmtyprog = hwcso;
653     nvc0->dirty_3d |= NVC0_NEW_3D_GMTYPROG;
654 }
655 
656 static void *
nvc0_tcp_state_create(struct pipe_context * pipe,const struct pipe_shader_state * cso)657 nvc0_tcp_state_create(struct pipe_context *pipe,
658                      const struct pipe_shader_state *cso)
659 {
660    return nvc0_sp_state_create(pipe, cso, PIPE_SHADER_TESS_CTRL);
661 }
662 
663 static void
nvc0_tcp_state_bind(struct pipe_context * pipe,void * hwcso)664 nvc0_tcp_state_bind(struct pipe_context *pipe, void *hwcso)
665 {
666     struct nvc0_context *nvc0 = nvc0_context(pipe);
667 
668     nvc0->tctlprog = hwcso;
669     nvc0->dirty_3d |= NVC0_NEW_3D_TCTLPROG;
670 }
671 
672 static void *
nvc0_tep_state_create(struct pipe_context * pipe,const struct pipe_shader_state * cso)673 nvc0_tep_state_create(struct pipe_context *pipe,
674                      const struct pipe_shader_state *cso)
675 {
676    return nvc0_sp_state_create(pipe, cso, PIPE_SHADER_TESS_EVAL);
677 }
678 
679 static void
nvc0_tep_state_bind(struct pipe_context * pipe,void * hwcso)680 nvc0_tep_state_bind(struct pipe_context *pipe, void *hwcso)
681 {
682     struct nvc0_context *nvc0 = nvc0_context(pipe);
683 
684     nvc0->tevlprog = hwcso;
685     nvc0->dirty_3d |= NVC0_NEW_3D_TEVLPROG;
686 }
687 
688 static void *
nvc0_cp_state_create(struct pipe_context * pipe,const struct pipe_compute_state * cso)689 nvc0_cp_state_create(struct pipe_context *pipe,
690                      const struct pipe_compute_state *cso)
691 {
692    struct nvc0_program *prog;
693 
694    prog = CALLOC_STRUCT(nvc0_program);
695    if (!prog)
696       return NULL;
697    prog->type = PIPE_SHADER_COMPUTE;
698 
699    prog->cp.smem_size = cso->req_local_mem;
700    prog->cp.lmem_size = cso->req_private_mem;
701    prog->parm_size = cso->req_input_mem;
702 
703    prog->pipe.tokens = tgsi_dup_tokens((const struct tgsi_token *)cso->prog);
704 
705    prog->translated = nvc0_program_translate(
706       prog, nvc0_context(pipe)->screen->base.device->chipset,
707       &nouveau_context(pipe)->debug);
708 
709    return (void *)prog;
710 }
711 
712 static void
nvc0_cp_state_bind(struct pipe_context * pipe,void * hwcso)713 nvc0_cp_state_bind(struct pipe_context *pipe, void *hwcso)
714 {
715     struct nvc0_context *nvc0 = nvc0_context(pipe);
716 
717     nvc0->compprog = hwcso;
718     nvc0->dirty_cp |= NVC0_NEW_CP_PROGRAM;
719 }
720 
721 static void
nvc0_set_constant_buffer(struct pipe_context * pipe,enum pipe_shader_type shader,uint index,const struct pipe_constant_buffer * cb)722 nvc0_set_constant_buffer(struct pipe_context *pipe,
723                          enum pipe_shader_type shader, uint index,
724                          const struct pipe_constant_buffer *cb)
725 {
726    struct nvc0_context *nvc0 = nvc0_context(pipe);
727    struct pipe_resource *res = cb ? cb->buffer : NULL;
728    const unsigned s = nvc0_shader_stage(shader);
729    const unsigned i = index;
730 
731    if (unlikely(shader == PIPE_SHADER_COMPUTE)) {
732       if (nvc0->constbuf[s][i].user)
733          nvc0->constbuf[s][i].u.buf = NULL;
734       else
735       if (nvc0->constbuf[s][i].u.buf)
736          nouveau_bufctx_reset(nvc0->bufctx_cp, NVC0_BIND_CP_CB(i));
737 
738       nvc0->dirty_cp |= NVC0_NEW_CP_CONSTBUF;
739    } else {
740       if (nvc0->constbuf[s][i].user)
741          nvc0->constbuf[s][i].u.buf = NULL;
742       else
743       if (nvc0->constbuf[s][i].u.buf)
744          nouveau_bufctx_reset(nvc0->bufctx_3d, NVC0_BIND_3D_CB(s, i));
745 
746       nvc0->dirty_3d |= NVC0_NEW_3D_CONSTBUF;
747    }
748    nvc0->constbuf_dirty[s] |= 1 << i;
749 
750    if (nvc0->constbuf[s][i].u.buf)
751       nv04_resource(nvc0->constbuf[s][i].u.buf)->cb_bindings[s] &= ~(1 << i);
752    pipe_resource_reference(&nvc0->constbuf[s][i].u.buf, res);
753 
754    nvc0->constbuf[s][i].user = (cb && cb->user_buffer) ? true : false;
755    if (nvc0->constbuf[s][i].user) {
756       nvc0->constbuf[s][i].u.data = cb->user_buffer;
757       nvc0->constbuf[s][i].size = MIN2(cb->buffer_size, 0x10000);
758       nvc0->constbuf_valid[s] |= 1 << i;
759       nvc0->constbuf_coherent[s] &= ~(1 << i);
760    } else
761    if (cb) {
762       nvc0->constbuf[s][i].offset = cb->buffer_offset;
763       nvc0->constbuf[s][i].size = MIN2(align(cb->buffer_size, 0x100), 0x10000);
764       nvc0->constbuf_valid[s] |= 1 << i;
765       if (res && res->flags & PIPE_RESOURCE_FLAG_MAP_COHERENT)
766          nvc0->constbuf_coherent[s] |= 1 << i;
767       else
768          nvc0->constbuf_coherent[s] &= ~(1 << i);
769    }
770    else {
771       nvc0->constbuf_valid[s] &= ~(1 << i);
772       nvc0->constbuf_coherent[s] &= ~(1 << i);
773    }
774 }
775 
776 /* =============================================================================
777  */
778 
779 static void
nvc0_set_blend_color(struct pipe_context * pipe,const struct pipe_blend_color * bcol)780 nvc0_set_blend_color(struct pipe_context *pipe,
781                      const struct pipe_blend_color *bcol)
782 {
783     struct nvc0_context *nvc0 = nvc0_context(pipe);
784 
785     nvc0->blend_colour = *bcol;
786     nvc0->dirty_3d |= NVC0_NEW_3D_BLEND_COLOUR;
787 }
788 
789 static void
nvc0_set_stencil_ref(struct pipe_context * pipe,const struct pipe_stencil_ref * sr)790 nvc0_set_stencil_ref(struct pipe_context *pipe,
791                      const struct pipe_stencil_ref *sr)
792 {
793     struct nvc0_context *nvc0 = nvc0_context(pipe);
794 
795     nvc0->stencil_ref = *sr;
796     nvc0->dirty_3d |= NVC0_NEW_3D_STENCIL_REF;
797 }
798 
799 static void
nvc0_set_clip_state(struct pipe_context * pipe,const struct pipe_clip_state * clip)800 nvc0_set_clip_state(struct pipe_context *pipe,
801                     const struct pipe_clip_state *clip)
802 {
803     struct nvc0_context *nvc0 = nvc0_context(pipe);
804 
805     memcpy(nvc0->clip.ucp, clip->ucp, sizeof(clip->ucp));
806 
807     nvc0->dirty_3d |= NVC0_NEW_3D_CLIP;
808 }
809 
810 static void
nvc0_set_sample_mask(struct pipe_context * pipe,unsigned sample_mask)811 nvc0_set_sample_mask(struct pipe_context *pipe, unsigned sample_mask)
812 {
813     struct nvc0_context *nvc0 = nvc0_context(pipe);
814 
815     nvc0->sample_mask = sample_mask;
816     nvc0->dirty_3d |= NVC0_NEW_3D_SAMPLE_MASK;
817 }
818 
819 static void
nvc0_set_min_samples(struct pipe_context * pipe,unsigned min_samples)820 nvc0_set_min_samples(struct pipe_context *pipe, unsigned min_samples)
821 {
822    struct nvc0_context *nvc0 = nvc0_context(pipe);
823 
824    if (nvc0->min_samples != min_samples) {
825       nvc0->min_samples = min_samples;
826       nvc0->dirty_3d |= NVC0_NEW_3D_MIN_SAMPLES;
827    }
828 }
829 
830 static void
nvc0_set_framebuffer_state(struct pipe_context * pipe,const struct pipe_framebuffer_state * fb)831 nvc0_set_framebuffer_state(struct pipe_context *pipe,
832                            const struct pipe_framebuffer_state *fb)
833 {
834     struct nvc0_context *nvc0 = nvc0_context(pipe);
835 
836     nouveau_bufctx_reset(nvc0->bufctx_3d, NVC0_BIND_3D_FB);
837 
838     util_copy_framebuffer_state(&nvc0->framebuffer, fb);
839 
840     nvc0->dirty_3d |= NVC0_NEW_3D_FRAMEBUFFER;
841 }
842 
843 static void
nvc0_set_polygon_stipple(struct pipe_context * pipe,const struct pipe_poly_stipple * stipple)844 nvc0_set_polygon_stipple(struct pipe_context *pipe,
845                          const struct pipe_poly_stipple *stipple)
846 {
847     struct nvc0_context *nvc0 = nvc0_context(pipe);
848 
849     nvc0->stipple = *stipple;
850     nvc0->dirty_3d |= NVC0_NEW_3D_STIPPLE;
851 }
852 
853 static void
nvc0_set_scissor_states(struct pipe_context * pipe,unsigned start_slot,unsigned num_scissors,const struct pipe_scissor_state * scissor)854 nvc0_set_scissor_states(struct pipe_context *pipe,
855                         unsigned start_slot,
856                         unsigned num_scissors,
857                         const struct pipe_scissor_state *scissor)
858 {
859    struct nvc0_context *nvc0 = nvc0_context(pipe);
860    int i;
861 
862    assert(start_slot + num_scissors <= NVC0_MAX_VIEWPORTS);
863    for (i = 0; i < num_scissors; i++) {
864       if (!memcmp(&nvc0->scissors[start_slot + i], &scissor[i], sizeof(*scissor)))
865          continue;
866       nvc0->scissors[start_slot + i] = scissor[i];
867       nvc0->scissors_dirty |= 1 << (start_slot + i);
868       nvc0->dirty_3d |= NVC0_NEW_3D_SCISSOR;
869    }
870 }
871 
872 static void
nvc0_set_viewport_states(struct pipe_context * pipe,unsigned start_slot,unsigned num_viewports,const struct pipe_viewport_state * vpt)873 nvc0_set_viewport_states(struct pipe_context *pipe,
874                          unsigned start_slot,
875                          unsigned num_viewports,
876                          const struct pipe_viewport_state *vpt)
877 {
878    struct nvc0_context *nvc0 = nvc0_context(pipe);
879    int i;
880 
881    assert(start_slot + num_viewports <= NVC0_MAX_VIEWPORTS);
882    for (i = 0; i < num_viewports; i++) {
883       if (!memcmp(&nvc0->viewports[start_slot + i], &vpt[i], sizeof(*vpt)))
884          continue;
885       nvc0->viewports[start_slot + i] = vpt[i];
886       nvc0->viewports_dirty |= 1 << (start_slot + i);
887       nvc0->dirty_3d |= NVC0_NEW_3D_VIEWPORT;
888    }
889 
890 }
891 
892 static void
nvc0_set_window_rectangles(struct pipe_context * pipe,boolean include,unsigned num_rectangles,const struct pipe_scissor_state * rectangles)893 nvc0_set_window_rectangles(struct pipe_context *pipe,
894                            boolean include,
895                            unsigned num_rectangles,
896                            const struct pipe_scissor_state *rectangles)
897 {
898    struct nvc0_context *nvc0 = nvc0_context(pipe);
899 
900    nvc0->window_rect.inclusive = include;
901    nvc0->window_rect.rects = MIN2(num_rectangles, NVC0_MAX_WINDOW_RECTANGLES);
902    memcpy(nvc0->window_rect.rect, rectangles,
903           sizeof(struct pipe_scissor_state) * nvc0->window_rect.rects);
904 
905    nvc0->dirty_3d |= NVC0_NEW_3D_WINDOW_RECTS;
906 }
907 
908 static void
nvc0_set_tess_state(struct pipe_context * pipe,const float default_tess_outer[4],const float default_tess_inner[2])909 nvc0_set_tess_state(struct pipe_context *pipe,
910                     const float default_tess_outer[4],
911                     const float default_tess_inner[2])
912 {
913    struct nvc0_context *nvc0 = nvc0_context(pipe);
914 
915    memcpy(nvc0->default_tess_outer, default_tess_outer, 4 * sizeof(float));
916    memcpy(nvc0->default_tess_inner, default_tess_inner, 2 * sizeof(float));
917    nvc0->dirty_3d |= NVC0_NEW_3D_TESSFACTOR;
918 }
919 
920 static void
nvc0_set_vertex_buffers(struct pipe_context * pipe,unsigned start_slot,unsigned count,const struct pipe_vertex_buffer * vb)921 nvc0_set_vertex_buffers(struct pipe_context *pipe,
922                         unsigned start_slot, unsigned count,
923                         const struct pipe_vertex_buffer *vb)
924 {
925     struct nvc0_context *nvc0 = nvc0_context(pipe);
926     unsigned i;
927 
928     nouveau_bufctx_reset(nvc0->bufctx_3d, NVC0_BIND_3D_VTX);
929     nvc0->dirty_3d |= NVC0_NEW_3D_ARRAYS;
930 
931     util_set_vertex_buffers_count(nvc0->vtxbuf, &nvc0->num_vtxbufs, vb,
932                                   start_slot, count);
933 
934     if (!vb) {
935        nvc0->vbo_user &= ~(((1ull << count) - 1) << start_slot);
936        nvc0->constant_vbos &= ~(((1ull << count) - 1) << start_slot);
937        nvc0->vtxbufs_coherent &= ~(((1ull << count) - 1) << start_slot);
938        return;
939     }
940 
941     for (i = 0; i < count; ++i) {
942        unsigned dst_index = start_slot + i;
943 
944        if (vb[i].is_user_buffer) {
945           nvc0->vbo_user |= 1 << dst_index;
946           if (!vb[i].stride && nvc0->screen->eng3d->oclass < GM107_3D_CLASS)
947              nvc0->constant_vbos |= 1 << dst_index;
948           else
949              nvc0->constant_vbos &= ~(1 << dst_index);
950           nvc0->vtxbufs_coherent &= ~(1 << dst_index);
951        } else {
952           nvc0->vbo_user &= ~(1 << dst_index);
953           nvc0->constant_vbos &= ~(1 << dst_index);
954 
955           if (vb[i].buffer.resource &&
956               vb[i].buffer.resource->flags & PIPE_RESOURCE_FLAG_MAP_COHERENT)
957              nvc0->vtxbufs_coherent |= (1 << dst_index);
958           else
959              nvc0->vtxbufs_coherent &= ~(1 << dst_index);
960        }
961     }
962 }
963 
964 static void
nvc0_vertex_state_bind(struct pipe_context * pipe,void * hwcso)965 nvc0_vertex_state_bind(struct pipe_context *pipe, void *hwcso)
966 {
967     struct nvc0_context *nvc0 = nvc0_context(pipe);
968 
969     nvc0->vertex = hwcso;
970     nvc0->dirty_3d |= NVC0_NEW_3D_VERTEX;
971 }
972 
973 static struct pipe_stream_output_target *
nvc0_so_target_create(struct pipe_context * pipe,struct pipe_resource * res,unsigned offset,unsigned size)974 nvc0_so_target_create(struct pipe_context *pipe,
975                       struct pipe_resource *res,
976                       unsigned offset, unsigned size)
977 {
978    struct nv04_resource *buf = (struct nv04_resource *)res;
979    struct nvc0_so_target *targ = MALLOC_STRUCT(nvc0_so_target);
980    if (!targ)
981       return NULL;
982 
983    targ->pq = pipe->create_query(pipe, NVC0_HW_QUERY_TFB_BUFFER_OFFSET, 0);
984    if (!targ->pq) {
985       FREE(targ);
986       return NULL;
987    }
988    targ->clean = true;
989 
990    targ->pipe.buffer_size = size;
991    targ->pipe.buffer_offset = offset;
992    targ->pipe.context = pipe;
993    targ->pipe.buffer = NULL;
994    pipe_resource_reference(&targ->pipe.buffer, res);
995    pipe_reference_init(&targ->pipe.reference, 1);
996 
997    assert(buf->base.target == PIPE_BUFFER);
998    util_range_add(&buf->valid_buffer_range, offset, offset + size);
999 
1000    return &targ->pipe;
1001 }
1002 
1003 static void
nvc0_so_target_save_offset(struct pipe_context * pipe,struct pipe_stream_output_target * ptarg,unsigned index,bool * serialize)1004 nvc0_so_target_save_offset(struct pipe_context *pipe,
1005                            struct pipe_stream_output_target *ptarg,
1006                            unsigned index, bool *serialize)
1007 {
1008    struct nvc0_so_target *targ = nvc0_so_target(ptarg);
1009 
1010    if (*serialize) {
1011       *serialize = false;
1012       PUSH_SPACE(nvc0_context(pipe)->base.pushbuf, 1);
1013       IMMED_NVC0(nvc0_context(pipe)->base.pushbuf, NVC0_3D(SERIALIZE), 0);
1014 
1015       NOUVEAU_DRV_STAT(nouveau_screen(pipe->screen), gpu_serialize_count, 1);
1016    }
1017 
1018    nvc0_query(targ->pq)->index = index;
1019    pipe->end_query(pipe, targ->pq);
1020 }
1021 
1022 static void
nvc0_so_target_destroy(struct pipe_context * pipe,struct pipe_stream_output_target * ptarg)1023 nvc0_so_target_destroy(struct pipe_context *pipe,
1024                        struct pipe_stream_output_target *ptarg)
1025 {
1026    struct nvc0_so_target *targ = nvc0_so_target(ptarg);
1027    pipe->destroy_query(pipe, targ->pq);
1028    pipe_resource_reference(&targ->pipe.buffer, NULL);
1029    FREE(targ);
1030 }
1031 
1032 static void
nvc0_set_transform_feedback_targets(struct pipe_context * pipe,unsigned num_targets,struct pipe_stream_output_target ** targets,const unsigned * offsets)1033 nvc0_set_transform_feedback_targets(struct pipe_context *pipe,
1034                                     unsigned num_targets,
1035                                     struct pipe_stream_output_target **targets,
1036                                     const unsigned *offsets)
1037 {
1038    struct nvc0_context *nvc0 = nvc0_context(pipe);
1039    unsigned i;
1040    bool serialize = true;
1041 
1042    assert(num_targets <= 4);
1043 
1044    for (i = 0; i < num_targets; ++i) {
1045       const bool changed = nvc0->tfbbuf[i] != targets[i];
1046       const bool append = (offsets[i] == ((unsigned)-1));
1047       if (!changed && append)
1048          continue;
1049       nvc0->tfbbuf_dirty |= 1 << i;
1050 
1051       if (nvc0->tfbbuf[i] && changed)
1052          nvc0_so_target_save_offset(pipe, nvc0->tfbbuf[i], i, &serialize);
1053 
1054       if (targets[i] && !append)
1055          nvc0_so_target(targets[i])->clean = true;
1056 
1057       pipe_so_target_reference(&nvc0->tfbbuf[i], targets[i]);
1058    }
1059    for (; i < nvc0->num_tfbbufs; ++i) {
1060       if (nvc0->tfbbuf[i]) {
1061          nvc0->tfbbuf_dirty |= 1 << i;
1062          nvc0_so_target_save_offset(pipe, nvc0->tfbbuf[i], i, &serialize);
1063          pipe_so_target_reference(&nvc0->tfbbuf[i], NULL);
1064       }
1065    }
1066    nvc0->num_tfbbufs = num_targets;
1067 
1068    if (nvc0->tfbbuf_dirty) {
1069       nouveau_bufctx_reset(nvc0->bufctx_3d, NVC0_BIND_3D_TFB);
1070       nvc0->dirty_3d |= NVC0_NEW_3D_TFB_TARGETS;
1071    }
1072 }
1073 
1074 static void
nvc0_bind_surfaces_range(struct nvc0_context * nvc0,const unsigned t,unsigned start,unsigned nr,struct pipe_surface ** psurfaces)1075 nvc0_bind_surfaces_range(struct nvc0_context *nvc0, const unsigned t,
1076                          unsigned start, unsigned nr,
1077                          struct pipe_surface **psurfaces)
1078 {
1079    const unsigned end = start + nr;
1080    const unsigned mask = ((1 << nr) - 1) << start;
1081    unsigned i;
1082 
1083    if (psurfaces) {
1084       for (i = start; i < end; ++i) {
1085          const unsigned p = i - start;
1086          if (psurfaces[p])
1087             nvc0->surfaces_valid[t] |= (1 << i);
1088          else
1089             nvc0->surfaces_valid[t] &= ~(1 << i);
1090          pipe_surface_reference(&nvc0->surfaces[t][i], psurfaces[p]);
1091       }
1092    } else {
1093       for (i = start; i < end; ++i)
1094          pipe_surface_reference(&nvc0->surfaces[t][i], NULL);
1095       nvc0->surfaces_valid[t] &= ~mask;
1096    }
1097    nvc0->surfaces_dirty[t] |= mask;
1098 
1099    if (t == 0)
1100       nouveau_bufctx_reset(nvc0->bufctx_3d, NVC0_BIND_3D_SUF);
1101    else
1102       nouveau_bufctx_reset(nvc0->bufctx_cp, NVC0_BIND_CP_SUF);
1103 }
1104 
1105 static void
nvc0_set_compute_resources(struct pipe_context * pipe,unsigned start,unsigned nr,struct pipe_surface ** resources)1106 nvc0_set_compute_resources(struct pipe_context *pipe,
1107                            unsigned start, unsigned nr,
1108                            struct pipe_surface **resources)
1109 {
1110    nvc0_bind_surfaces_range(nvc0_context(pipe), 1, start, nr, resources);
1111 
1112    nvc0_context(pipe)->dirty_cp |= NVC0_NEW_CP_SURFACES;
1113 }
1114 
1115 static bool
nvc0_bind_images_range(struct nvc0_context * nvc0,const unsigned s,unsigned start,unsigned nr,const struct pipe_image_view * pimages)1116 nvc0_bind_images_range(struct nvc0_context *nvc0, const unsigned s,
1117                        unsigned start, unsigned nr,
1118                        const struct pipe_image_view *pimages)
1119 {
1120    const unsigned end = start + nr;
1121    unsigned mask = 0;
1122    unsigned i;
1123 
1124    assert(s < 6);
1125 
1126    if (pimages) {
1127       for (i = start; i < end; ++i) {
1128          struct pipe_image_view *img = &nvc0->images[s][i];
1129          const unsigned p = i - start;
1130 
1131          if (img->resource == pimages[p].resource &&
1132              img->format == pimages[p].format &&
1133              img->access == pimages[p].access) {
1134             if (img->resource == NULL)
1135                continue;
1136             if (img->resource->target == PIPE_BUFFER &&
1137                 img->u.buf.offset == pimages[p].u.buf.offset &&
1138                 img->u.buf.size == pimages[p].u.buf.size)
1139                continue;
1140             if (img->resource->target != PIPE_BUFFER &&
1141                 img->u.tex.first_layer == pimages[p].u.tex.first_layer &&
1142                 img->u.tex.last_layer == pimages[p].u.tex.last_layer &&
1143                 img->u.tex.level == pimages[p].u.tex.level)
1144                continue;
1145          }
1146 
1147          mask |= (1 << i);
1148          if (pimages[p].resource)
1149             nvc0->images_valid[s] |= (1 << i);
1150          else
1151             nvc0->images_valid[s] &= ~(1 << i);
1152 
1153          img->format = pimages[p].format;
1154          img->access = pimages[p].access;
1155          if (pimages[p].resource && pimages[p].resource->target == PIPE_BUFFER)
1156             img->u.buf = pimages[p].u.buf;
1157          else
1158             img->u.tex = pimages[p].u.tex;
1159 
1160          pipe_resource_reference(
1161                &img->resource, pimages[p].resource);
1162 
1163          if (nvc0->screen->base.class_3d >= GM107_3D_CLASS) {
1164             if (nvc0->images_tic[s][i]) {
1165                struct nv50_tic_entry *old =
1166                   nv50_tic_entry(nvc0->images_tic[s][i]);
1167                nvc0_screen_tic_unlock(nvc0->screen, old);
1168                pipe_sampler_view_reference(&nvc0->images_tic[s][i], NULL);
1169             }
1170 
1171             nvc0->images_tic[s][i] =
1172                gm107_create_texture_view_from_image(&nvc0->base.pipe,
1173                                                     &pimages[p]);
1174          }
1175       }
1176       if (!mask)
1177          return false;
1178    } else {
1179       mask = ((1 << nr) - 1) << start;
1180       if (!(nvc0->images_valid[s] & mask))
1181          return false;
1182       for (i = start; i < end; ++i) {
1183          pipe_resource_reference(&nvc0->images[s][i].resource, NULL);
1184          if (nvc0->screen->base.class_3d >= GM107_3D_CLASS) {
1185             struct nv50_tic_entry *old = nv50_tic_entry(nvc0->images_tic[s][i]);
1186             if (old) {
1187                nvc0_screen_tic_unlock(nvc0->screen, old);
1188                pipe_sampler_view_reference(&nvc0->images_tic[s][i], NULL);
1189             }
1190          }
1191       }
1192       nvc0->images_valid[s] &= ~mask;
1193    }
1194    nvc0->images_dirty[s] |= mask;
1195 
1196    if (s == 5)
1197       nouveau_bufctx_reset(nvc0->bufctx_cp, NVC0_BIND_CP_SUF);
1198    else
1199       nouveau_bufctx_reset(nvc0->bufctx_3d, NVC0_BIND_3D_SUF);
1200 
1201    return true;
1202 }
1203 
1204 static void
nvc0_set_shader_images(struct pipe_context * pipe,enum pipe_shader_type shader,unsigned start,unsigned nr,const struct pipe_image_view * images)1205 nvc0_set_shader_images(struct pipe_context *pipe,
1206                        enum pipe_shader_type shader,
1207                        unsigned start, unsigned nr,
1208                        const struct pipe_image_view *images)
1209 {
1210    const unsigned s = nvc0_shader_stage(shader);
1211    if (!nvc0_bind_images_range(nvc0_context(pipe), s, start, nr, images))
1212       return;
1213 
1214    if (s == 5)
1215       nvc0_context(pipe)->dirty_cp |= NVC0_NEW_CP_SURFACES;
1216    else
1217       nvc0_context(pipe)->dirty_3d |= NVC0_NEW_3D_SURFACES;
1218 }
1219 
1220 static bool
nvc0_bind_buffers_range(struct nvc0_context * nvc0,const unsigned t,unsigned start,unsigned nr,const struct pipe_shader_buffer * pbuffers)1221 nvc0_bind_buffers_range(struct nvc0_context *nvc0, const unsigned t,
1222                         unsigned start, unsigned nr,
1223                         const struct pipe_shader_buffer *pbuffers)
1224 {
1225    const unsigned end = start + nr;
1226    unsigned mask = 0;
1227    unsigned i;
1228 
1229    assert(t < 6);
1230 
1231    if (pbuffers) {
1232       for (i = start; i < end; ++i) {
1233          struct pipe_shader_buffer *buf = &nvc0->buffers[t][i];
1234          const unsigned p = i - start;
1235          if (buf->buffer == pbuffers[p].buffer &&
1236              buf->buffer_offset == pbuffers[p].buffer_offset &&
1237              buf->buffer_size == pbuffers[p].buffer_size)
1238             continue;
1239 
1240          mask |= (1 << i);
1241          if (pbuffers[p].buffer)
1242             nvc0->buffers_valid[t] |= (1 << i);
1243          else
1244             nvc0->buffers_valid[t] &= ~(1 << i);
1245          buf->buffer_offset = pbuffers[p].buffer_offset;
1246          buf->buffer_size = pbuffers[p].buffer_size;
1247          pipe_resource_reference(&buf->buffer, pbuffers[p].buffer);
1248       }
1249       if (!mask)
1250          return false;
1251    } else {
1252       mask = ((1 << nr) - 1) << start;
1253       if (!(nvc0->buffers_valid[t] & mask))
1254          return false;
1255       for (i = start; i < end; ++i)
1256          pipe_resource_reference(&nvc0->buffers[t][i].buffer, NULL);
1257       nvc0->buffers_valid[t] &= ~mask;
1258    }
1259    nvc0->buffers_dirty[t] |= mask;
1260 
1261    if (t == 5)
1262       nouveau_bufctx_reset(nvc0->bufctx_cp, NVC0_BIND_CP_BUF);
1263    else
1264       nouveau_bufctx_reset(nvc0->bufctx_3d, NVC0_BIND_3D_BUF);
1265 
1266    return true;
1267 }
1268 
1269 static void
nvc0_set_shader_buffers(struct pipe_context * pipe,enum pipe_shader_type shader,unsigned start,unsigned nr,const struct pipe_shader_buffer * buffers)1270 nvc0_set_shader_buffers(struct pipe_context *pipe,
1271                         enum pipe_shader_type shader,
1272                         unsigned start, unsigned nr,
1273                         const struct pipe_shader_buffer *buffers)
1274 {
1275    const unsigned s = nvc0_shader_stage(shader);
1276    if (!nvc0_bind_buffers_range(nvc0_context(pipe), s, start, nr, buffers))
1277       return;
1278 
1279    if (s == 5)
1280       nvc0_context(pipe)->dirty_cp |= NVC0_NEW_CP_BUFFERS;
1281    else
1282       nvc0_context(pipe)->dirty_3d |= NVC0_NEW_3D_BUFFERS;
1283 }
1284 
1285 static inline void
nvc0_set_global_handle(uint32_t * phandle,struct pipe_resource * res)1286 nvc0_set_global_handle(uint32_t *phandle, struct pipe_resource *res)
1287 {
1288    struct nv04_resource *buf = nv04_resource(res);
1289    if (buf) {
1290       uint64_t limit = (buf->address + buf->base.width0) - 1;
1291       if (limit < (1ULL << 32)) {
1292          *phandle = (uint32_t)buf->address;
1293       } else {
1294          NOUVEAU_ERR("Cannot map into TGSI_RESOURCE_GLOBAL: "
1295                      "resource not contained within 32-bit address space !\n");
1296          *phandle = 0;
1297       }
1298    } else {
1299       *phandle = 0;
1300    }
1301 }
1302 
1303 static void
nvc0_set_global_bindings(struct pipe_context * pipe,unsigned start,unsigned nr,struct pipe_resource ** resources,uint32_t ** handles)1304 nvc0_set_global_bindings(struct pipe_context *pipe,
1305                          unsigned start, unsigned nr,
1306                          struct pipe_resource **resources,
1307                          uint32_t **handles)
1308 {
1309    struct nvc0_context *nvc0 = nvc0_context(pipe);
1310    struct pipe_resource **ptr;
1311    unsigned i;
1312    const unsigned end = start + nr;
1313 
1314    if (nvc0->global_residents.size <= (end * sizeof(struct pipe_resource *))) {
1315       const unsigned old_size = nvc0->global_residents.size;
1316       const unsigned req_size = end * sizeof(struct pipe_resource *);
1317       util_dynarray_resize(&nvc0->global_residents, req_size);
1318       memset((uint8_t *)nvc0->global_residents.data + old_size, 0,
1319              req_size - old_size);
1320    }
1321 
1322    if (resources) {
1323       ptr = util_dynarray_element(
1324          &nvc0->global_residents, struct pipe_resource *, start);
1325       for (i = 0; i < nr; ++i) {
1326          pipe_resource_reference(&ptr[i], resources[i]);
1327          nvc0_set_global_handle(handles[i], resources[i]);
1328       }
1329    } else {
1330       ptr = util_dynarray_element(
1331          &nvc0->global_residents, struct pipe_resource *, start);
1332       for (i = 0; i < nr; ++i)
1333          pipe_resource_reference(&ptr[i], NULL);
1334    }
1335 
1336    nouveau_bufctx_reset(nvc0->bufctx_cp, NVC0_BIND_CP_GLOBAL);
1337 
1338    nvc0->dirty_cp |= NVC0_NEW_CP_GLOBALS;
1339 }
1340 
1341 void
nvc0_init_state_functions(struct nvc0_context * nvc0)1342 nvc0_init_state_functions(struct nvc0_context *nvc0)
1343 {
1344    struct pipe_context *pipe = &nvc0->base.pipe;
1345 
1346    pipe->create_blend_state = nvc0_blend_state_create;
1347    pipe->bind_blend_state = nvc0_blend_state_bind;
1348    pipe->delete_blend_state = nvc0_blend_state_delete;
1349 
1350    pipe->create_rasterizer_state = nvc0_rasterizer_state_create;
1351    pipe->bind_rasterizer_state = nvc0_rasterizer_state_bind;
1352    pipe->delete_rasterizer_state = nvc0_rasterizer_state_delete;
1353 
1354    pipe->create_depth_stencil_alpha_state = nvc0_zsa_state_create;
1355    pipe->bind_depth_stencil_alpha_state = nvc0_zsa_state_bind;
1356    pipe->delete_depth_stencil_alpha_state = nvc0_zsa_state_delete;
1357 
1358    pipe->create_sampler_state = nv50_sampler_state_create;
1359    pipe->delete_sampler_state = nvc0_sampler_state_delete;
1360    pipe->bind_sampler_states = nvc0_bind_sampler_states;
1361 
1362    pipe->create_sampler_view = nvc0_create_sampler_view;
1363    pipe->sampler_view_destroy = nvc0_sampler_view_destroy;
1364    pipe->set_sampler_views = nvc0_set_sampler_views;
1365 
1366    pipe->create_vs_state = nvc0_vp_state_create;
1367    pipe->create_fs_state = nvc0_fp_state_create;
1368    pipe->create_gs_state = nvc0_gp_state_create;
1369    pipe->create_tcs_state = nvc0_tcp_state_create;
1370    pipe->create_tes_state = nvc0_tep_state_create;
1371    pipe->bind_vs_state = nvc0_vp_state_bind;
1372    pipe->bind_fs_state = nvc0_fp_state_bind;
1373    pipe->bind_gs_state = nvc0_gp_state_bind;
1374    pipe->bind_tcs_state = nvc0_tcp_state_bind;
1375    pipe->bind_tes_state = nvc0_tep_state_bind;
1376    pipe->delete_vs_state = nvc0_sp_state_delete;
1377    pipe->delete_fs_state = nvc0_sp_state_delete;
1378    pipe->delete_gs_state = nvc0_sp_state_delete;
1379    pipe->delete_tcs_state = nvc0_sp_state_delete;
1380    pipe->delete_tes_state = nvc0_sp_state_delete;
1381 
1382    pipe->create_compute_state = nvc0_cp_state_create;
1383    pipe->bind_compute_state = nvc0_cp_state_bind;
1384    pipe->delete_compute_state = nvc0_sp_state_delete;
1385 
1386    pipe->set_blend_color = nvc0_set_blend_color;
1387    pipe->set_stencil_ref = nvc0_set_stencil_ref;
1388    pipe->set_clip_state = nvc0_set_clip_state;
1389    pipe->set_sample_mask = nvc0_set_sample_mask;
1390    pipe->set_min_samples = nvc0_set_min_samples;
1391    pipe->set_constant_buffer = nvc0_set_constant_buffer;
1392    pipe->set_framebuffer_state = nvc0_set_framebuffer_state;
1393    pipe->set_polygon_stipple = nvc0_set_polygon_stipple;
1394    pipe->set_scissor_states = nvc0_set_scissor_states;
1395    pipe->set_viewport_states = nvc0_set_viewport_states;
1396    pipe->set_window_rectangles = nvc0_set_window_rectangles;
1397    pipe->set_tess_state = nvc0_set_tess_state;
1398 
1399    pipe->create_vertex_elements_state = nvc0_vertex_state_create;
1400    pipe->delete_vertex_elements_state = nvc0_vertex_state_delete;
1401    pipe->bind_vertex_elements_state = nvc0_vertex_state_bind;
1402 
1403    pipe->set_vertex_buffers = nvc0_set_vertex_buffers;
1404 
1405    pipe->create_stream_output_target = nvc0_so_target_create;
1406    pipe->stream_output_target_destroy = nvc0_so_target_destroy;
1407    pipe->set_stream_output_targets = nvc0_set_transform_feedback_targets;
1408 
1409    pipe->set_global_binding = nvc0_set_global_bindings;
1410    pipe->set_compute_resources = nvc0_set_compute_resources;
1411    pipe->set_shader_images = nvc0_set_shader_images;
1412    pipe->set_shader_buffers = nvc0_set_shader_buffers;
1413 
1414    nvc0->sample_mask = ~0;
1415    nvc0->min_samples = 1;
1416    nvc0->default_tess_outer[0] =
1417    nvc0->default_tess_outer[1] =
1418    nvc0->default_tess_outer[2] =
1419    nvc0->default_tess_outer[3] = 1.0;
1420    nvc0->default_tess_inner[0] =
1421    nvc0->default_tess_inner[1] = 1.0;
1422 }
1423