r600_state_common.c revision 2fe521fa419ee153afb6295289dc5e95d3229858
1/*
2 * Copyright 2010 Red Hat Inc.
3 *           2010 Jerome Glisse
4 *
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the "Software"),
7 * to deal in the Software without restriction, including without limitation
8 * on the rights to use, copy, modify, merge, publish, distribute, sub
9 * license, and/or sell copies of the Software, and to permit persons to whom
10 * the Software is furnished to do so, subject to the following conditions:
11 *
12 * The above copyright notice and this permission notice (including the next
13 * paragraph) shall be included in all copies or substantial portions of the
14 * Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
20 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
21 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
22 * USE OR OTHER DEALINGS IN THE SOFTWARE.
23 *
24 * Authors: Dave Airlie <airlied@redhat.com>
25 *          Jerome Glisse <jglisse@redhat.com>
26 */
27#include "util/u_blitter.h"
28#include "util/u_memory.h"
29#include "util/u_format.h"
30#include "pipebuffer/pb_buffer.h"
31#include "pipe/p_shader_tokens.h"
32#include "tgsi/tgsi_parse.h"
33#include "r600_formats.h"
34#include "r600_pipe.h"
35#include "r600d.h"
36
37static bool r600_conv_pipe_prim(unsigned pprim, unsigned *prim)
38{
39	static const int prim_conv[] = {
40		V_008958_DI_PT_POINTLIST,
41		V_008958_DI_PT_LINELIST,
42		V_008958_DI_PT_LINELOOP,
43		V_008958_DI_PT_LINESTRIP,
44		V_008958_DI_PT_TRILIST,
45		V_008958_DI_PT_TRISTRIP,
46		V_008958_DI_PT_TRIFAN,
47		V_008958_DI_PT_QUADLIST,
48		V_008958_DI_PT_QUADSTRIP,
49		V_008958_DI_PT_POLYGON,
50		-1,
51		-1,
52		-1,
53		-1
54	};
55
56	*prim = prim_conv[pprim];
57	if (*prim == -1) {
58		fprintf(stderr, "%s:%d unsupported %d\n", __func__, __LINE__, pprim);
59		return false;
60	}
61	return true;
62}
63
64/* common state between evergreen and r600 */
65void r600_bind_blend_state(struct pipe_context *ctx, void *state)
66{
67	struct r600_context *rctx = (struct r600_context *)ctx;
68	struct r600_pipe_blend *blend = (struct r600_pipe_blend *)state;
69	struct r600_pipe_state *rstate;
70
71	if (state == NULL)
72		return;
73	rstate = &blend->rstate;
74	rctx->states[rstate->id] = rstate;
75	rctx->cb_target_mask = blend->cb_target_mask;
76
77	/* Replace every bit except MULTIWRITE_ENABLE. */
78	rctx->cb_color_control &= ~C_028808_MULTIWRITE_ENABLE;
79	rctx->cb_color_control |= blend->cb_color_control & C_028808_MULTIWRITE_ENABLE;
80
81	r600_context_pipe_state_set(rctx, rstate);
82}
83
84static void r600_set_stencil_ref(struct pipe_context *ctx,
85				 const struct r600_stencil_ref *state)
86{
87	struct r600_context *rctx = (struct r600_context *)ctx;
88	struct r600_pipe_state *rstate = CALLOC_STRUCT(r600_pipe_state);
89
90	if (rstate == NULL)
91		return;
92
93	rstate->id = R600_PIPE_STATE_STENCIL_REF;
94	r600_pipe_state_add_reg(rstate,
95				R_028430_DB_STENCILREFMASK,
96				S_028430_STENCILREF(state->ref_value[0]) |
97				S_028430_STENCILMASK(state->valuemask[0]) |
98				S_028430_STENCILWRITEMASK(state->writemask[0]),
99				NULL, 0);
100	r600_pipe_state_add_reg(rstate,
101				R_028434_DB_STENCILREFMASK_BF,
102				S_028434_STENCILREF_BF(state->ref_value[1]) |
103				S_028434_STENCILMASK_BF(state->valuemask[1]) |
104				S_028434_STENCILWRITEMASK_BF(state->writemask[1]),
105				NULL, 0);
106
107	free(rctx->states[R600_PIPE_STATE_STENCIL_REF]);
108	rctx->states[R600_PIPE_STATE_STENCIL_REF] = rstate;
109	r600_context_pipe_state_set(rctx, rstate);
110}
111
112void r600_set_pipe_stencil_ref(struct pipe_context *ctx,
113			       const struct pipe_stencil_ref *state)
114{
115	struct r600_context *rctx = (struct r600_context *)ctx;
116	struct r600_pipe_dsa *dsa = (struct r600_pipe_dsa*)rctx->states[R600_PIPE_STATE_DSA];
117	struct r600_stencil_ref ref;
118
119	rctx->stencil_ref = *state;
120
121	if (!dsa)
122		return;
123
124	ref.ref_value[0] = state->ref_value[0];
125	ref.ref_value[1] = state->ref_value[1];
126	ref.valuemask[0] = dsa->valuemask[0];
127	ref.valuemask[1] = dsa->valuemask[1];
128	ref.writemask[0] = dsa->writemask[0];
129	ref.writemask[1] = dsa->writemask[1];
130
131	r600_set_stencil_ref(ctx, &ref);
132}
133
134void r600_bind_dsa_state(struct pipe_context *ctx, void *state)
135{
136	struct r600_context *rctx = (struct r600_context *)ctx;
137	struct r600_pipe_dsa *dsa = state;
138	struct r600_pipe_state *rstate;
139	struct r600_stencil_ref ref;
140
141	if (state == NULL)
142		return;
143	rstate = &dsa->rstate;
144	rctx->states[rstate->id] = rstate;
145	rctx->alpha_ref = dsa->alpha_ref;
146	rctx->alpha_ref_dirty = true;
147	r600_context_pipe_state_set(rctx, rstate);
148
149	ref.ref_value[0] = rctx->stencil_ref.ref_value[0];
150	ref.ref_value[1] = rctx->stencil_ref.ref_value[1];
151	ref.valuemask[0] = dsa->valuemask[0];
152	ref.valuemask[1] = dsa->valuemask[1];
153	ref.writemask[0] = dsa->writemask[0];
154	ref.writemask[1] = dsa->writemask[1];
155
156	r600_set_stencil_ref(ctx, &ref);
157}
158
159void r600_bind_rs_state(struct pipe_context *ctx, void *state)
160{
161	struct r600_pipe_rasterizer *rs = (struct r600_pipe_rasterizer *)state;
162	struct r600_context *rctx = (struct r600_context *)ctx;
163
164	if (state == NULL)
165		return;
166
167	rctx->sprite_coord_enable = rs->sprite_coord_enable;
168	rctx->two_side = rs->two_side;
169	rctx->pa_sc_line_stipple = rs->pa_sc_line_stipple;
170	rctx->pa_su_sc_mode_cntl = rs->pa_su_sc_mode_cntl;
171	rctx->pa_cl_clip_cntl = rs->pa_cl_clip_cntl;
172
173	rctx->rasterizer = rs;
174
175	rctx->states[rs->rstate.id] = &rs->rstate;
176	r600_context_pipe_state_set(rctx, &rs->rstate);
177
178	if (rctx->chip_class >= EVERGREEN) {
179		evergreen_polygon_offset_update(rctx);
180	} else {
181		r600_polygon_offset_update(rctx);
182	}
183}
184
185void r600_delete_rs_state(struct pipe_context *ctx, void *state)
186{
187	struct r600_context *rctx = (struct r600_context *)ctx;
188	struct r600_pipe_rasterizer *rs = (struct r600_pipe_rasterizer *)state;
189
190	if (rctx->rasterizer == rs) {
191		rctx->rasterizer = NULL;
192	}
193	if (rctx->states[rs->rstate.id] == &rs->rstate) {
194		rctx->states[rs->rstate.id] = NULL;
195	}
196	free(rs);
197}
198
199void r600_sampler_view_destroy(struct pipe_context *ctx,
200			       struct pipe_sampler_view *state)
201{
202	struct r600_pipe_sampler_view *resource = (struct r600_pipe_sampler_view *)state;
203
204	pipe_resource_reference(&state->texture, NULL);
205	FREE(resource);
206}
207
208void r600_delete_state(struct pipe_context *ctx, void *state)
209{
210	struct r600_context *rctx = (struct r600_context *)ctx;
211	struct r600_pipe_state *rstate = (struct r600_pipe_state *)state;
212
213	if (rctx->states[rstate->id] == rstate) {
214		rctx->states[rstate->id] = NULL;
215	}
216	for (int i = 0; i < rstate->nregs; i++) {
217		pipe_resource_reference((struct pipe_resource**)&rstate->regs[i].bo, NULL);
218	}
219	free(rstate);
220}
221
222void r600_bind_vertex_elements(struct pipe_context *ctx, void *state)
223{
224	struct r600_context *rctx = (struct r600_context *)ctx;
225	struct r600_vertex_element *v = (struct r600_vertex_element*)state;
226
227	rctx->vertex_elements = v;
228	if (v) {
229		u_vbuf_bind_vertex_elements(rctx->vbuf_mgr, state,
230						v->vmgr_elements);
231
232		rctx->states[v->rstate.id] = &v->rstate;
233		r600_context_pipe_state_set(rctx, &v->rstate);
234	}
235}
236
237void r600_delete_vertex_element(struct pipe_context *ctx, void *state)
238{
239	struct r600_context *rctx = (struct r600_context *)ctx;
240	struct r600_vertex_element *v = (struct r600_vertex_element*)state;
241
242	if (rctx->states[v->rstate.id] == &v->rstate) {
243		rctx->states[v->rstate.id] = NULL;
244	}
245	if (rctx->vertex_elements == state)
246		rctx->vertex_elements = NULL;
247
248	pipe_resource_reference((struct pipe_resource**)&v->fetch_shader, NULL);
249	u_vbuf_destroy_vertex_elements(rctx->vbuf_mgr, v->vmgr_elements);
250	FREE(state);
251}
252
253
254void r600_set_index_buffer(struct pipe_context *ctx,
255			   const struct pipe_index_buffer *ib)
256{
257	struct r600_context *rctx = (struct r600_context *)ctx;
258
259	u_vbuf_set_index_buffer(rctx->vbuf_mgr, ib);
260}
261
262void r600_set_vertex_buffers(struct pipe_context *ctx, unsigned count,
263			     const struct pipe_vertex_buffer *buffers)
264{
265	struct r600_context *rctx = (struct r600_context *)ctx;
266	int i;
267
268	/* Zero states. */
269	for (i = 0; i < count; i++) {
270		if (!buffers[i].buffer) {
271			if (rctx->chip_class >= EVERGREEN) {
272				evergreen_context_pipe_state_set_fs_resource(rctx, NULL, i);
273			} else {
274				r600_context_pipe_state_set_fs_resource(rctx, NULL, i);
275			}
276		}
277	}
278	for (; i < rctx->vbuf_mgr->nr_real_vertex_buffers; i++) {
279		if (rctx->chip_class >= EVERGREEN) {
280			evergreen_context_pipe_state_set_fs_resource(rctx, NULL, i);
281		} else {
282			r600_context_pipe_state_set_fs_resource(rctx, NULL, i);
283		}
284	}
285
286	u_vbuf_set_vertex_buffers(rctx->vbuf_mgr, count, buffers);
287}
288
289void *r600_create_vertex_elements(struct pipe_context *ctx,
290				  unsigned count,
291				  const struct pipe_vertex_element *elements)
292{
293	struct r600_context *rctx = (struct r600_context *)ctx;
294	struct r600_vertex_element *v = CALLOC_STRUCT(r600_vertex_element);
295
296	assert(count < 32);
297	if (!v)
298		return NULL;
299
300	v->count = count;
301	v->vmgr_elements =
302		u_vbuf_create_vertex_elements(rctx->vbuf_mgr, count,
303						  elements, v->elements);
304
305	if (r600_vertex_elements_build_fetch_shader(rctx, v)) {
306		FREE(v);
307		return NULL;
308	}
309
310	return v;
311}
312
313void *r600_create_shader_state(struct pipe_context *ctx,
314			       const struct pipe_shader_state *state)
315{
316	struct r600_pipe_shader *shader = CALLOC_STRUCT(r600_pipe_shader);
317	int r;
318
319	shader->tokens = tgsi_dup_tokens(state->tokens);
320	shader->so = state->stream_output;
321
322	r =  r600_pipe_shader_create(ctx, shader);
323	if (r) {
324		return NULL;
325	}
326	return shader;
327}
328
329void r600_bind_ps_shader(struct pipe_context *ctx, void *state)
330{
331	struct r600_context *rctx = (struct r600_context *)ctx;
332
333	/* TODO delete old shader */
334	rctx->ps_shader = (struct r600_pipe_shader *)state;
335	if (state) {
336		r600_context_pipe_state_set(rctx, &rctx->ps_shader->rstate);
337
338		rctx->cb_color_control &= C_028808_MULTIWRITE_ENABLE;
339		rctx->cb_color_control |= S_028808_MULTIWRITE_ENABLE(!!rctx->ps_shader->shader.fs_write_all);
340	}
341	if (rctx->ps_shader && rctx->vs_shader) {
342		r600_adjust_gprs(rctx);
343	}
344}
345
346void r600_bind_vs_shader(struct pipe_context *ctx, void *state)
347{
348	struct r600_context *rctx = (struct r600_context *)ctx;
349
350	/* TODO delete old shader */
351	rctx->vs_shader = (struct r600_pipe_shader *)state;
352	if (state) {
353		r600_context_pipe_state_set(rctx, &rctx->vs_shader->rstate);
354	}
355	if (rctx->ps_shader && rctx->vs_shader) {
356		r600_adjust_gprs(rctx);
357	}
358}
359
360void r600_delete_ps_shader(struct pipe_context *ctx, void *state)
361{
362	struct r600_context *rctx = (struct r600_context *)ctx;
363	struct r600_pipe_shader *shader = (struct r600_pipe_shader *)state;
364
365	if (rctx->ps_shader == shader) {
366		rctx->ps_shader = NULL;
367	}
368
369	free(shader->tokens);
370	r600_pipe_shader_destroy(ctx, shader);
371	free(shader);
372}
373
374void r600_delete_vs_shader(struct pipe_context *ctx, void *state)
375{
376	struct r600_context *rctx = (struct r600_context *)ctx;
377	struct r600_pipe_shader *shader = (struct r600_pipe_shader *)state;
378
379	if (rctx->vs_shader == shader) {
380		rctx->vs_shader = NULL;
381	}
382
383	free(shader->tokens);
384	r600_pipe_shader_destroy(ctx, shader);
385	free(shader);
386}
387
388static void r600_update_alpha_ref(struct r600_context *rctx)
389{
390	unsigned alpha_ref;
391	struct r600_pipe_state rstate;
392
393	alpha_ref = rctx->alpha_ref;
394	rstate.nregs = 0;
395	if (rctx->export_16bpc)
396		alpha_ref &= ~0x1FFF;
397	r600_pipe_state_add_reg(&rstate, R_028438_SX_ALPHA_REF, alpha_ref, NULL, 0);
398
399	r600_context_pipe_state_set(rctx, &rstate);
400	rctx->alpha_ref_dirty = false;
401}
402
403void r600_set_constant_buffer(struct pipe_context *ctx, uint shader, uint index,
404			      struct pipe_resource *buffer)
405{
406	struct r600_context *rctx = (struct r600_context *)ctx;
407	struct r600_resource *rbuffer = r600_resource(buffer);
408	struct r600_pipe_resource_state *rstate;
409	uint64_t va_offset;
410	uint32_t offset;
411
412	/* Note that the state tracker can unbind constant buffers by
413	 * passing NULL here.
414	 */
415	if (buffer == NULL) {
416		return;
417	}
418
419	r600_upload_const_buffer(rctx, &rbuffer, &offset);
420	va_offset = r600_resource_va(ctx->screen, (void*)rbuffer);
421	va_offset += offset;
422	va_offset >>= 8;
423
424	switch (shader) {
425	case PIPE_SHADER_VERTEX:
426		rctx->vs_const_buffer.nregs = 0;
427		r600_pipe_state_add_reg(&rctx->vs_const_buffer,
428					R_028180_ALU_CONST_BUFFER_SIZE_VS_0 + index * 4,
429					ALIGN_DIVUP(buffer->width0 >> 4, 16),
430					NULL, 0);
431		r600_pipe_state_add_reg(&rctx->vs_const_buffer,
432					R_028980_ALU_CONST_CACHE_VS_0 + index * 4,
433					va_offset, rbuffer, RADEON_USAGE_READ);
434		r600_context_pipe_state_set(rctx, &rctx->vs_const_buffer);
435
436		rstate = &rctx->vs_const_buffer_resource[index];
437		if (!rstate->id) {
438			if (rctx->chip_class >= EVERGREEN) {
439				evergreen_pipe_init_buffer_resource(rctx, rstate);
440			} else {
441				r600_pipe_init_buffer_resource(rctx, rstate);
442			}
443		}
444
445		if (rctx->chip_class >= EVERGREEN) {
446			evergreen_pipe_mod_buffer_resource(ctx, rstate, rbuffer, offset, 16, RADEON_USAGE_READ);
447			evergreen_context_pipe_state_set_vs_resource(rctx, rstate, index);
448		} else {
449			r600_pipe_mod_buffer_resource(rstate, rbuffer, offset, 16, RADEON_USAGE_READ);
450			r600_context_pipe_state_set_vs_resource(rctx, rstate, index);
451		}
452		break;
453	case PIPE_SHADER_FRAGMENT:
454		rctx->ps_const_buffer.nregs = 0;
455		r600_pipe_state_add_reg(&rctx->ps_const_buffer,
456					R_028140_ALU_CONST_BUFFER_SIZE_PS_0,
457					ALIGN_DIVUP(buffer->width0 >> 4, 16),
458					NULL, 0);
459		r600_pipe_state_add_reg(&rctx->ps_const_buffer,
460					R_028940_ALU_CONST_CACHE_PS_0,
461					va_offset, rbuffer, RADEON_USAGE_READ);
462		r600_context_pipe_state_set(rctx, &rctx->ps_const_buffer);
463
464		rstate = &rctx->ps_const_buffer_resource[index];
465		if (!rstate->id) {
466			if (rctx->chip_class >= EVERGREEN) {
467				evergreen_pipe_init_buffer_resource(rctx, rstate);
468			} else {
469				r600_pipe_init_buffer_resource(rctx, rstate);
470			}
471		}
472		if (rctx->chip_class >= EVERGREEN) {
473			evergreen_pipe_mod_buffer_resource(ctx, rstate, rbuffer, offset, 16, RADEON_USAGE_READ);
474			evergreen_context_pipe_state_set_ps_resource(rctx, rstate, index);
475		} else {
476			r600_pipe_mod_buffer_resource(rstate, rbuffer, offset, 16, RADEON_USAGE_READ);
477			r600_context_pipe_state_set_ps_resource(rctx, rstate, index);
478		}
479		break;
480	default:
481		R600_ERR("unsupported %d\n", shader);
482		return;
483	}
484
485	if (buffer != &rbuffer->b.b.b)
486		pipe_resource_reference((struct pipe_resource**)&rbuffer, NULL);
487}
488
489struct pipe_stream_output_target *
490r600_create_so_target(struct pipe_context *ctx,
491		      struct pipe_resource *buffer,
492		      unsigned buffer_offset,
493		      unsigned buffer_size)
494{
495	struct r600_context *rctx = (struct r600_context *)ctx;
496	struct r600_so_target *t;
497	void *ptr;
498
499	t = CALLOC_STRUCT(r600_so_target);
500	if (!t) {
501		return NULL;
502	}
503
504	t->b.reference.count = 1;
505	t->b.context = ctx;
506	pipe_resource_reference(&t->b.buffer, buffer);
507	t->b.buffer_offset = buffer_offset;
508	t->b.buffer_size = buffer_size;
509
510	t->filled_size = (struct r600_resource*)
511		pipe_buffer_create(ctx->screen, PIPE_BIND_CUSTOM, PIPE_USAGE_STATIC, 4);
512	ptr = rctx->ws->buffer_map(t->filled_size->buf, rctx->cs, PIPE_TRANSFER_WRITE);
513	memset(ptr, 0, t->filled_size->buf->size);
514	rctx->ws->buffer_unmap(t->filled_size->buf);
515
516	return &t->b;
517}
518
519void r600_so_target_destroy(struct pipe_context *ctx,
520			    struct pipe_stream_output_target *target)
521{
522	struct r600_so_target *t = (struct r600_so_target*)target;
523	pipe_resource_reference(&t->b.buffer, NULL);
524	pipe_resource_reference((struct pipe_resource**)&t->filled_size, NULL);
525	FREE(t);
526}
527
528void r600_set_so_targets(struct pipe_context *ctx,
529			 unsigned num_targets,
530			 struct pipe_stream_output_target **targets,
531			 unsigned append_bitmask)
532{
533	struct r600_context *rctx = (struct r600_context *)ctx;
534	unsigned i;
535
536	/* Stop streamout. */
537	if (rctx->num_so_targets) {
538		r600_context_streamout_end(rctx);
539	}
540
541	/* Set the new targets. */
542	for (i = 0; i < num_targets; i++) {
543		pipe_so_target_reference((struct pipe_stream_output_target**)&rctx->so_targets[i], targets[i]);
544	}
545	for (; i < rctx->num_so_targets; i++) {
546		pipe_so_target_reference((struct pipe_stream_output_target**)&rctx->so_targets[i], NULL);
547	}
548
549	rctx->num_so_targets = num_targets;
550	rctx->streamout_start = num_targets != 0;
551	rctx->streamout_append_bitmask = append_bitmask;
552}
553
554static void r600_vertex_buffer_update(struct r600_context *rctx)
555{
556	struct r600_pipe_resource_state *rstate;
557	struct r600_resource *rbuffer;
558	struct pipe_vertex_buffer *vertex_buffer;
559	unsigned i, count, offset;
560
561	if (rctx->vertex_elements->vbuffer_need_offset) {
562		/* one resource per vertex elements */
563		count = rctx->vertex_elements->count;
564	} else {
565		/* bind vertex buffer once */
566		count = rctx->vbuf_mgr->nr_real_vertex_buffers;
567	}
568
569	for (i = 0 ; i < count; i++) {
570		rstate = &rctx->fs_resource[i];
571
572		if (rctx->vertex_elements->vbuffer_need_offset) {
573			/* one resource per vertex elements */
574			unsigned vbuffer_index;
575			vbuffer_index = rctx->vertex_elements->elements[i].vertex_buffer_index;
576			vertex_buffer = &rctx->vbuf_mgr->real_vertex_buffer[vbuffer_index];
577			rbuffer = (struct r600_resource*)vertex_buffer->buffer;
578			offset = rctx->vertex_elements->vbuffer_offset[i];
579		} else {
580			/* bind vertex buffer once */
581			vertex_buffer = &rctx->vbuf_mgr->real_vertex_buffer[i];
582			rbuffer = (struct r600_resource*)vertex_buffer->buffer;
583			offset = 0;
584		}
585		if (vertex_buffer == NULL || rbuffer == NULL)
586			continue;
587		offset += vertex_buffer->buffer_offset;
588
589		if (!rstate->id) {
590			if (rctx->chip_class >= EVERGREEN) {
591				evergreen_pipe_init_buffer_resource(rctx, rstate);
592			} else {
593				r600_pipe_init_buffer_resource(rctx, rstate);
594			}
595		}
596
597		if (rctx->chip_class >= EVERGREEN) {
598			evergreen_pipe_mod_buffer_resource(&rctx->context, rstate, rbuffer, offset, vertex_buffer->stride, RADEON_USAGE_READ);
599			evergreen_context_pipe_state_set_fs_resource(rctx, rstate, i);
600		} else {
601			r600_pipe_mod_buffer_resource(rstate, rbuffer, offset, vertex_buffer->stride, RADEON_USAGE_READ);
602			r600_context_pipe_state_set_fs_resource(rctx, rstate, i);
603		}
604	}
605}
606
607static int r600_shader_rebuild(struct pipe_context * ctx, struct r600_pipe_shader * shader)
608{
609	struct r600_context *rctx = (struct r600_context *)ctx;
610	int r;
611
612	r600_pipe_shader_destroy(ctx, shader);
613	r = r600_pipe_shader_create(ctx, shader);
614	if (r) {
615		return r;
616	}
617	r600_context_pipe_state_set(rctx, &shader->rstate);
618
619	return 0;
620}
621
622static void r600_update_derived_state(struct r600_context *rctx)
623{
624	struct pipe_context * ctx = (struct pipe_context*)rctx;
625	struct r600_pipe_state rstate;
626
627	rstate.nregs = 0;
628
629	if (rstate.nregs)
630		r600_context_pipe_state_set(rctx, &rstate);
631
632	if (!rctx->blitter->running) {
633		if (rctx->have_depth_fb || rctx->have_depth_texture)
634			r600_flush_depth_textures(rctx);
635	}
636
637	if (rctx->chip_class < EVERGREEN) {
638		r600_update_sampler_states(rctx);
639	}
640
641	if ((rctx->ps_shader->shader.two_side != rctx->two_side) ||
642	    ((rctx->chip_class >= EVERGREEN) && rctx->ps_shader->shader.fs_write_all &&
643	     (rctx->ps_shader->shader.nr_cbufs != rctx->nr_cbufs))) {
644		r600_shader_rebuild(&rctx->context, rctx->ps_shader);
645	}
646
647	if (rctx->alpha_ref_dirty) {
648		r600_update_alpha_ref(rctx);
649	}
650
651	if (rctx->ps_shader && ((rctx->sprite_coord_enable &&
652		(rctx->ps_shader->sprite_coord_enable != rctx->sprite_coord_enable)) ||
653		(rctx->rasterizer && rctx->rasterizer->flatshade != rctx->ps_shader->flatshade))) {
654
655		if (rctx->chip_class >= EVERGREEN)
656			evergreen_pipe_shader_ps(ctx, rctx->ps_shader);
657		else
658			r600_pipe_shader_ps(ctx, rctx->ps_shader);
659
660		r600_context_pipe_state_set(rctx, &rctx->ps_shader->rstate);
661	}
662
663}
664
665void r600_draw_vbo(struct pipe_context *ctx, const struct pipe_draw_info *dinfo)
666{
667	struct r600_context *rctx = (struct r600_context *)ctx;
668	struct r600_pipe_dsa *dsa = (struct r600_pipe_dsa*)rctx->states[R600_PIPE_STATE_DSA];
669	struct pipe_draw_info info = *dinfo;
670	struct r600_draw rdraw = {};
671	struct pipe_index_buffer ib = {};
672	unsigned prim, mask, ls_mask = 0;
673	struct r600_block *dirty_block = NULL, *next_block = NULL;
674	struct r600_atom *state = NULL, *next_state = NULL;
675
676	if ((!info.count && (info.indexed || !info.count_from_stream_output)) ||
677	    (info.indexed && !rctx->vbuf_mgr->index_buffer.buffer) ||
678	    !r600_conv_pipe_prim(info.mode, &prim)) {
679		return;
680	}
681
682	if (!rctx->ps_shader || !rctx->vs_shader)
683		return;
684
685	r600_update_derived_state(rctx);
686
687	u_vbuf_draw_begin(rctx->vbuf_mgr, &info);
688	r600_vertex_buffer_update(rctx);
689
690	rdraw.vgt_num_indices = info.count;
691	rdraw.vgt_num_instances = info.instance_count;
692
693	if (info.indexed) {
694		/* Initialize the index buffer struct. */
695		pipe_resource_reference(&ib.buffer, rctx->vbuf_mgr->index_buffer.buffer);
696		ib.index_size = rctx->vbuf_mgr->index_buffer.index_size;
697		ib.offset = rctx->vbuf_mgr->index_buffer.offset + info.start * ib.index_size;
698
699		/* Translate or upload, if needed. */
700		r600_translate_index_buffer(rctx, &ib, info.count);
701
702		if (u_vbuf_resource(ib.buffer)->user_ptr) {
703			r600_upload_index_buffer(rctx, &ib, info.count);
704		}
705
706		/* Initialize the r600_draw struct with index buffer info. */
707		if (ib.index_size == 4) {
708			rdraw.vgt_index_type = VGT_INDEX_32 |
709				(R600_BIG_ENDIAN ? VGT_DMA_SWAP_32_BIT : 0);
710		} else {
711			rdraw.vgt_index_type = VGT_INDEX_16 |
712				(R600_BIG_ENDIAN ? VGT_DMA_SWAP_16_BIT : 0);
713		}
714		rdraw.indices = (struct r600_resource*)ib.buffer;
715		rdraw.indices_bo_offset = ib.offset;
716		rdraw.vgt_draw_initiator = V_0287F0_DI_SRC_SEL_DMA;
717	} else {
718		info.index_bias = info.start;
719		rdraw.vgt_draw_initiator = V_0287F0_DI_SRC_SEL_AUTO_INDEX;
720		if (info.count_from_stream_output) {
721			rdraw.vgt_draw_initiator |= S_0287F0_USE_OPAQUE(1);
722
723			r600_context_draw_opaque_count(rctx, (struct r600_so_target*)info.count_from_stream_output);
724		}
725	}
726
727	rctx->vs_so_stride_in_dw = rctx->vs_shader->so.stride;
728
729	mask = (1ULL << ((unsigned)rctx->framebuffer.nr_cbufs * 4)) - 1;
730
731	if (rctx->vgt.id != R600_PIPE_STATE_VGT) {
732		rctx->vgt.id = R600_PIPE_STATE_VGT;
733		rctx->vgt.nregs = 0;
734		r600_pipe_state_add_reg(&rctx->vgt, R_008958_VGT_PRIMITIVE_TYPE, prim, NULL, 0);
735		r600_pipe_state_add_reg(&rctx->vgt, R_028238_CB_TARGET_MASK, rctx->cb_target_mask & mask, NULL, 0);
736		r600_pipe_state_add_reg(&rctx->vgt, R_028400_VGT_MAX_VTX_INDX, ~0, NULL, 0);
737		r600_pipe_state_add_reg(&rctx->vgt, R_028404_VGT_MIN_VTX_INDX, 0, NULL, 0);
738		r600_pipe_state_add_reg(&rctx->vgt, R_028408_VGT_INDX_OFFSET, info.index_bias, NULL, 0);
739		r600_pipe_state_add_reg(&rctx->vgt, R_02840C_VGT_MULTI_PRIM_IB_RESET_INDX, info.restart_index, NULL, 0);
740		r600_pipe_state_add_reg(&rctx->vgt, R_028A94_VGT_MULTI_PRIM_IB_RESET_EN, info.primitive_restart, NULL, 0);
741		r600_pipe_state_add_reg(&rctx->vgt, R_03CFF0_SQ_VTX_BASE_VTX_LOC, 0, NULL, 0);
742		r600_pipe_state_add_reg(&rctx->vgt, R_03CFF4_SQ_VTX_START_INST_LOC, info.start_instance, NULL, 0);
743		r600_pipe_state_add_reg(&rctx->vgt, R_028A0C_PA_SC_LINE_STIPPLE, 0, NULL, 0);
744		r600_pipe_state_add_reg(&rctx->vgt, R_028814_PA_SU_SC_MODE_CNTL, 0, NULL, 0);
745		if (rctx->chip_class <= R700)
746			r600_pipe_state_add_reg(&rctx->vgt, R_028808_CB_COLOR_CONTROL, rctx->cb_color_control, NULL, 0);
747		r600_pipe_state_add_reg(&rctx->vgt, R_02881C_PA_CL_VS_OUT_CNTL, 0, NULL, 0);
748		r600_pipe_state_add_reg(&rctx->vgt, R_028810_PA_CL_CLIP_CNTL, 0, NULL, 0);
749	}
750
751	rctx->vgt.nregs = 0;
752	r600_pipe_state_mod_reg(&rctx->vgt, prim);
753	r600_pipe_state_mod_reg(&rctx->vgt, rctx->cb_target_mask & mask);
754	r600_pipe_state_mod_reg(&rctx->vgt, ~0);
755	r600_pipe_state_mod_reg(&rctx->vgt, 0);
756	r600_pipe_state_mod_reg(&rctx->vgt, info.index_bias);
757	r600_pipe_state_mod_reg(&rctx->vgt, info.restart_index);
758	r600_pipe_state_mod_reg(&rctx->vgt, info.primitive_restart);
759	r600_pipe_state_mod_reg(&rctx->vgt, 0);
760	r600_pipe_state_mod_reg(&rctx->vgt, info.start_instance);
761
762	if (prim == V_008958_DI_PT_LINELIST)
763		ls_mask = 1;
764	else if (prim == V_008958_DI_PT_LINESTRIP)
765		ls_mask = 2;
766	r600_pipe_state_mod_reg(&rctx->vgt, S_028A0C_AUTO_RESET_CNTL(ls_mask) | rctx->pa_sc_line_stipple);
767
768	if (info.mode == PIPE_PRIM_QUADS || info.mode == PIPE_PRIM_QUAD_STRIP || info.mode == PIPE_PRIM_POLYGON) {
769		r600_pipe_state_mod_reg(&rctx->vgt, S_028814_PROVOKING_VTX_LAST(1) | rctx->pa_su_sc_mode_cntl);
770	} else {
771		r600_pipe_state_mod_reg(&rctx->vgt, rctx->pa_su_sc_mode_cntl);
772	}
773	if (rctx->chip_class <= R700)
774		r600_pipe_state_mod_reg(&rctx->vgt, rctx->cb_color_control);
775	r600_pipe_state_mod_reg(&rctx->vgt,
776				rctx->vs_shader->pa_cl_vs_out_cntl |
777				(rctx->rasterizer->clip_plane_enable & rctx->vs_shader->shader.clip_dist_write));
778	r600_pipe_state_mod_reg(&rctx->vgt,
779				rctx->pa_cl_clip_cntl |
780				(rctx->vs_shader->shader.clip_dist_write ||
781				 rctx->vs_shader->shader.vs_prohibit_ucps ?
782				 0 : rctx->rasterizer->clip_plane_enable & 0x3F));
783
784	r600_context_pipe_state_set(rctx, &rctx->vgt);
785
786	rdraw.db_render_override = dsa->db_render_override;
787	rdraw.db_render_control = dsa->db_render_control;
788
789	/* Emit states. */
790	r600_need_cs_space(rctx, 0, TRUE);
791
792	LIST_FOR_EACH_ENTRY_SAFE(state, next_state, &rctx->dirty_states, head) {
793		r600_emit_atom(rctx, state);
794	}
795	LIST_FOR_EACH_ENTRY_SAFE(dirty_block, next_block, &rctx->dirty,list) {
796		r600_context_block_emit_dirty(rctx, dirty_block);
797	}
798	LIST_FOR_EACH_ENTRY_SAFE(dirty_block, next_block, &rctx->resource_dirty,list) {
799		r600_context_block_resource_emit_dirty(rctx, dirty_block);
800	}
801	rctx->pm4_dirty_cdwords = 0;
802
803	/* Enable stream out if needed. */
804	if (rctx->streamout_start) {
805		r600_context_streamout_begin(rctx);
806		rctx->streamout_start = FALSE;
807	}
808
809	if (rctx->chip_class >= EVERGREEN) {
810		evergreen_context_draw(rctx, &rdraw);
811	} else {
812		r600_context_draw(rctx, &rdraw);
813	}
814
815	rctx->flags |= R600_CONTEXT_DST_CACHES_DIRTY | R600_CONTEXT_DRAW_PENDING;
816
817	if (rctx->framebuffer.zsbuf)
818	{
819		struct pipe_resource *tex = rctx->framebuffer.zsbuf->texture;
820		((struct r600_resource_texture *)tex)->dirty_db = TRUE;
821	}
822
823	pipe_resource_reference(&ib.buffer, NULL);
824	u_vbuf_draw_end(rctx->vbuf_mgr);
825}
826
827void _r600_pipe_state_add_reg(struct r600_context *ctx,
828			      struct r600_pipe_state *state,
829			      uint32_t offset, uint32_t value,
830			      uint32_t range_id, uint32_t block_id,
831			      struct r600_resource *bo,
832			      enum radeon_bo_usage usage)
833{
834	struct r600_range *range;
835	struct r600_block *block;
836
837	if (bo) assert(usage);
838
839	range = &ctx->range[range_id];
840	block = range->blocks[block_id];
841	state->regs[state->nregs].block = block;
842	state->regs[state->nregs].id = (offset - block->start_offset) >> 2;
843
844	state->regs[state->nregs].value = value;
845	state->regs[state->nregs].bo = bo;
846	state->regs[state->nregs].bo_usage = usage;
847
848	state->nregs++;
849	assert(state->nregs < R600_BLOCK_MAX_REG);
850}
851
852void r600_pipe_state_add_reg_noblock(struct r600_pipe_state *state,
853				     uint32_t offset, uint32_t value,
854				     struct r600_resource *bo,
855				     enum radeon_bo_usage usage)
856{
857	if (bo) assert(usage);
858
859	state->regs[state->nregs].id = offset;
860	state->regs[state->nregs].block = NULL;
861	state->regs[state->nregs].value = value;
862	state->regs[state->nregs].bo = bo;
863	state->regs[state->nregs].bo_usage = usage;
864
865	state->nregs++;
866	assert(state->nregs < R600_BLOCK_MAX_REG);
867}
868