r600_pipe.c revision 2d7738eb2bee41656953d1173926f546c6711bad
1/*
2 * Copyright 2010 Jerome Glisse <glisse@freedesktop.org>
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 * on the rights to use, copy, modify, merge, publish, distribute, sub
8 * license, and/or sell copies of the Software, and to permit persons to whom
9 * the Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
13 * Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
19 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
20 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
21 * USE OR OTHER DEALINGS IN THE SOFTWARE.
22 */
23#include <stdio.h>
24#include <errno.h>
25#include <pipe/p_defines.h>
26#include <pipe/p_state.h>
27#include <pipe/p_context.h>
28#include <tgsi/tgsi_scan.h>
29#include <tgsi/tgsi_parse.h>
30#include <tgsi/tgsi_util.h>
31#include <util/u_blitter.h>
32#include <util/u_double_list.h>
33#include <util/u_transfer.h>
34#include <util/u_surface.h>
35#include <util/u_pack_color.h>
36#include <util/u_memory.h>
37#include <util/u_inlines.h>
38#include "util/u_upload_mgr.h"
39#include <pipebuffer/pb_buffer.h>
40#include "r600.h"
41#include "r600d.h"
42#include "r600_resource.h"
43#include "r600_shader.h"
44#include "r600_pipe.h"
45#include "r600_state_inlines.h"
46
47/*
48 * pipe_context
49 */
50static void r600_flush(struct pipe_context *ctx, unsigned flags,
51			struct pipe_fence_handle **fence)
52{
53	struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
54#if 0
55	static int dc = 0;
56	char dname[256];
57#endif
58
59	if (!rctx->ctx.pm4_cdwords)
60		return;
61
62#if 0
63	sprintf(dname, "gallium-%08d.bof", dc);
64	if (dc < 20) {
65		r600_context_dump_bof(&rctx->ctx, dname);
66		R600_ERR("dumped %s\n", dname);
67	}
68	dc++;
69#endif
70	r600_context_flush(&rctx->ctx);
71
72	u_upload_flush(rctx->upload_vb);
73	u_upload_flush(rctx->upload_const);
74}
75
76static void r600_destroy_context(struct pipe_context *context)
77{
78	struct r600_pipe_context *rctx = (struct r600_pipe_context *)context;
79
80	rctx->context.delete_depth_stencil_alpha_state(&rctx->context, rctx->custom_dsa_flush);
81
82	r600_end_vertex_translate(rctx);
83
84	r600_context_fini(&rctx->ctx);
85
86	util_blitter_destroy(rctx->blitter);
87
88	for (int i = 0; i < R600_PIPE_NSTATES; i++) {
89		free(rctx->states[i]);
90	}
91
92	u_upload_destroy(rctx->upload_vb);
93	u_upload_destroy(rctx->upload_const);
94
95	if (rctx->tran.translate_cache)
96		translate_cache_destroy(rctx->tran.translate_cache);
97
98	FREE(rctx->ps_resource);
99	FREE(rctx->vs_resource);
100	FREE(rctx);
101}
102
103static struct pipe_context *r600_create_context(struct pipe_screen *screen, void *priv)
104{
105	struct r600_pipe_context *rctx = CALLOC_STRUCT(r600_pipe_context);
106	struct r600_screen* rscreen = (struct r600_screen *)screen;
107	enum chip_class class;
108
109	if (rctx == NULL)
110		return NULL;
111	rctx->context.winsys = rscreen->screen.winsys;
112	rctx->context.screen = screen;
113	rctx->context.priv = priv;
114	rctx->context.destroy = r600_destroy_context;
115	rctx->context.flush = r600_flush;
116
117	/* Easy accessing of screen/winsys. */
118	rctx->screen = rscreen;
119	rctx->radeon = rscreen->radeon;
120	rctx->family = r600_get_family(rctx->radeon);
121
122	r600_init_blit_functions(rctx);
123	r600_init_query_functions(rctx);
124	r600_init_context_resource_functions(rctx);
125	r600_init_surface_functions(rctx);
126	rctx->context.draw_vbo = r600_draw_vbo;
127
128	switch (r600_get_family(rctx->radeon)) {
129	case CHIP_R600:
130	case CHIP_RV610:
131	case CHIP_RV630:
132	case CHIP_RV670:
133	case CHIP_RV620:
134	case CHIP_RV635:
135	case CHIP_RS780:
136	case CHIP_RS880:
137	case CHIP_RV770:
138	case CHIP_RV730:
139	case CHIP_RV710:
140	case CHIP_RV740:
141		r600_init_state_functions(rctx);
142		if (r600_context_init(&rctx->ctx, rctx->radeon)) {
143			r600_destroy_context(&rctx->context);
144			return NULL;
145		}
146		r600_init_config(rctx);
147		break;
148	case CHIP_CEDAR:
149	case CHIP_REDWOOD:
150	case CHIP_JUNIPER:
151	case CHIP_CYPRESS:
152	case CHIP_HEMLOCK:
153	case CHIP_PALM:
154	case CHIP_BARTS:
155	case CHIP_TURKS:
156	case CHIP_CAICOS:
157		evergreen_init_state_functions(rctx);
158		if (evergreen_context_init(&rctx->ctx, rctx->radeon)) {
159			r600_destroy_context(&rctx->context);
160			return NULL;
161		}
162		evergreen_init_config(rctx);
163		break;
164	default:
165		R600_ERR("unsupported family %d\n", r600_get_family(rctx->radeon));
166		r600_destroy_context(&rctx->context);
167		return NULL;
168	}
169
170	rctx->upload_vb = u_upload_create(&rctx->context, 1024 * 1024, 16,
171					  PIPE_BIND_VERTEX_BUFFER |
172					  PIPE_BIND_INDEX_BUFFER);
173	if (rctx->upload_vb == NULL) {
174		r600_destroy_context(&rctx->context);
175		return NULL;
176	}
177
178	rctx->upload_const = u_upload_create(&rctx->context, 1024 * 1024, 256,
179					     PIPE_BIND_CONSTANT_BUFFER);
180	if (rctx->upload_const == NULL) {
181		r600_destroy_context(&rctx->context);
182		return NULL;
183	}
184
185	rctx->blitter = util_blitter_create(&rctx->context);
186	if (rctx->blitter == NULL) {
187		FREE(rctx);
188		return NULL;
189	}
190
191	rctx->tran.translate_cache = translate_cache_create();
192	if (rctx->tran.translate_cache == NULL) {
193		FREE(rctx);
194		return NULL;
195	}
196
197	rctx->vs_resource = CALLOC(R600_RESOURCE_ARRAY_SIZE, sizeof(struct r600_pipe_state));
198	if (!rctx->vs_resource) {
199		FREE(rctx);
200		return NULL;
201	}
202
203	rctx->ps_resource = CALLOC(R600_RESOURCE_ARRAY_SIZE, sizeof(struct r600_pipe_state));
204	if (!rctx->ps_resource) {
205		FREE(rctx);
206		return NULL;
207	}
208
209	class = r600_get_family_class(rctx->radeon);
210	if (class == R600 || class == R700)
211		rctx->custom_dsa_flush = r600_create_db_flush_dsa(rctx);
212	else
213		rctx->custom_dsa_flush = evergreen_create_db_flush_dsa(rctx);
214
215	return &rctx->context;
216}
217
218/*
219 * pipe_screen
220 */
221static const char* r600_get_vendor(struct pipe_screen* pscreen)
222{
223	return "X.Org";
224}
225
226static const char *r600_get_family_name(enum radeon_family family)
227{
228	switch(family) {
229	case CHIP_R600: return "AMD R600";
230	case CHIP_RV610: return "AMD RV610";
231	case CHIP_RV630: return "AMD RV630";
232	case CHIP_RV670: return "AMD RV670";
233	case CHIP_RV620: return "AMD RV620";
234	case CHIP_RV635: return "AMD RV635";
235	case CHIP_RS780: return "AMD RS780";
236	case CHIP_RS880: return "AMD RS880";
237	case CHIP_RV770: return "AMD RV770";
238	case CHIP_RV730: return "AMD RV730";
239	case CHIP_RV710: return "AMD RV710";
240	case CHIP_RV740: return "AMD RV740";
241	case CHIP_CEDAR: return "AMD CEDAR";
242	case CHIP_REDWOOD: return "AMD REDWOOD";
243	case CHIP_JUNIPER: return "AMD JUNIPER";
244	case CHIP_CYPRESS: return "AMD CYPRESS";
245	case CHIP_HEMLOCK: return "AMD HEMLOCK";
246	case CHIP_PALM: return "AMD PALM";
247	case CHIP_BARTS: return "AMD BARTS";
248	case CHIP_TURKS: return "AMD TURKS";
249	case CHIP_CAICOS: return "AMD CAICOS";
250	default: return "AMD unknown";
251	}
252}
253
254static const char* r600_get_name(struct pipe_screen* pscreen)
255{
256	struct r600_screen *rscreen = (struct r600_screen *)pscreen;
257	enum radeon_family family = r600_get_family(rscreen->radeon);
258
259	return r600_get_family_name(family);
260}
261
262static int r600_get_param(struct pipe_screen* pscreen, enum pipe_cap param)
263{
264	struct r600_screen *rscreen = (struct r600_screen *)pscreen;
265	enum radeon_family family = r600_get_family(rscreen->radeon);
266
267	switch (param) {
268	/* Supported features (boolean caps). */
269	case PIPE_CAP_NPOT_TEXTURES:
270	case PIPE_CAP_TWO_SIDED_STENCIL:
271	case PIPE_CAP_GLSL:
272	case PIPE_CAP_DUAL_SOURCE_BLEND:
273	case PIPE_CAP_ANISOTROPIC_FILTER:
274	case PIPE_CAP_POINT_SPRITE:
275	case PIPE_CAP_OCCLUSION_QUERY:
276	case PIPE_CAP_TEXTURE_SHADOW_MAP:
277	case PIPE_CAP_TEXTURE_MIRROR_CLAMP:
278	case PIPE_CAP_TEXTURE_MIRROR_REPEAT:
279	case PIPE_CAP_BLEND_EQUATION_SEPARATE:
280	case PIPE_CAP_SM3:
281	case PIPE_CAP_TEXTURE_SWIZZLE:
282	case PIPE_CAP_INDEP_BLEND_ENABLE:
283	case PIPE_CAP_DEPTHSTENCIL_CLEAR_SEPARATE:
284	case PIPE_CAP_DEPTH_CLAMP:
285	case PIPE_CAP_SHADER_STENCIL_EXPORT:
286		return 1;
287
288	/* Unsupported features (boolean caps). */
289	case PIPE_CAP_STREAM_OUTPUT:
290	case PIPE_CAP_PRIMITIVE_RESTART:
291	case PIPE_CAP_INDEP_BLEND_FUNC: /* FIXME allow this */
292	case PIPE_CAP_INSTANCED_DRAWING:
293	case PIPE_CAP_ARRAY_TEXTURES:
294		return 0;
295
296	/* Texturing. */
297	case PIPE_CAP_MAX_TEXTURE_2D_LEVELS:
298	case PIPE_CAP_MAX_TEXTURE_3D_LEVELS:
299	case PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS:
300		if (family >= CHIP_CEDAR)
301			return 15;
302		else
303			return 14;
304	case PIPE_CAP_MAX_VERTEX_TEXTURE_UNITS:
305		/* FIXME allow this once infrastructure is there */
306		return 16;
307	case PIPE_CAP_MAX_TEXTURE_IMAGE_UNITS:
308	case PIPE_CAP_MAX_COMBINED_SAMPLERS:
309		return 16;
310
311	/* Render targets. */
312	case PIPE_CAP_MAX_RENDER_TARGETS:
313		/* FIXME some r6xx are buggy and can only do 4 */
314		return 8;
315
316	/* Fragment coordinate conventions. */
317	case PIPE_CAP_TGSI_FS_COORD_ORIGIN_UPPER_LEFT:
318	case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_HALF_INTEGER:
319		return 1;
320	case PIPE_CAP_TGSI_FS_COORD_ORIGIN_LOWER_LEFT:
321	case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_INTEGER:
322		return 0;
323
324	/* Timer queries, present when the clock frequency is non zero. */
325	case PIPE_CAP_TIMER_QUERY:
326		return r600_get_clock_crystal_freq(rscreen->radeon) != 0;
327
328	default:
329		R600_ERR("r600: unknown param %d\n", param);
330		return 0;
331	}
332}
333
334static float r600_get_paramf(struct pipe_screen* pscreen, enum pipe_cap param)
335{
336	struct r600_screen *rscreen = (struct r600_screen *)pscreen;
337	enum radeon_family family = r600_get_family(rscreen->radeon);
338
339	switch (param) {
340	case PIPE_CAP_MAX_LINE_WIDTH:
341	case PIPE_CAP_MAX_LINE_WIDTH_AA:
342	case PIPE_CAP_MAX_POINT_WIDTH:
343	case PIPE_CAP_MAX_POINT_WIDTH_AA:
344		if (family >= CHIP_CEDAR)
345			return 16384.0f;
346		else
347			return 8192.0f;
348	case PIPE_CAP_MAX_TEXTURE_ANISOTROPY:
349		return 16.0f;
350	case PIPE_CAP_MAX_TEXTURE_LOD_BIAS:
351		return 16.0f;
352	default:
353		R600_ERR("r600: unsupported paramf %d\n", param);
354		return 0.0f;
355	}
356}
357
358static int r600_get_shader_param(struct pipe_screen* pscreen, unsigned shader, enum pipe_shader_cap param)
359{
360	switch(shader)
361	{
362	case PIPE_SHADER_FRAGMENT:
363	case PIPE_SHADER_VERTEX:
364		break;
365	case PIPE_SHADER_GEOMETRY:
366		/* TODO: support and enable geometry programs */
367		return 0;
368	default:
369		/* TODO: support tessellation on Evergreen */
370		return 0;
371	}
372
373	/* TODO: all these should be fixed, since r600 surely supports much more! */
374	switch (param) {
375	case PIPE_SHADER_CAP_MAX_INSTRUCTIONS:
376	case PIPE_SHADER_CAP_MAX_ALU_INSTRUCTIONS:
377	case PIPE_SHADER_CAP_MAX_TEX_INSTRUCTIONS:
378	case PIPE_SHADER_CAP_MAX_TEX_INDIRECTIONS:
379		return 16384;
380	case PIPE_SHADER_CAP_MAX_CONTROL_FLOW_DEPTH:
381		return 8; /* FIXME */
382	case PIPE_SHADER_CAP_MAX_INPUTS:
383		if(shader == PIPE_SHADER_FRAGMENT)
384			return 10;
385		else
386			return 16;
387	case PIPE_SHADER_CAP_MAX_TEMPS:
388		return 256; //max native temporaries
389	case PIPE_SHADER_CAP_MAX_ADDRS:
390		return 1; //max native address registers/* FIXME Isn't this equal to TEMPS? */
391	case PIPE_SHADER_CAP_MAX_CONSTS:
392		return 256; //max native parameters
393	case PIPE_SHADER_CAP_MAX_CONST_BUFFERS:
394		return 1;
395	case PIPE_SHADER_CAP_MAX_PREDS:
396		return 0; /* FIXME */
397	case PIPE_SHADER_CAP_TGSI_CONT_SUPPORTED:
398		return 1;
399	case PIPE_SHADER_CAP_INDIRECT_INPUT_ADDR:
400	case PIPE_SHADER_CAP_INDIRECT_OUTPUT_ADDR:
401	case PIPE_SHADER_CAP_INDIRECT_TEMP_ADDR:
402	case PIPE_SHADER_CAP_INDIRECT_CONST_ADDR:
403		return 1;
404	case PIPE_SHADER_CAP_SUBROUTINES:
405		return 0;
406	default:
407		return 0;
408	}
409}
410
411static boolean r600_is_format_supported(struct pipe_screen* screen,
412					enum pipe_format format,
413					enum pipe_texture_target target,
414					unsigned sample_count,
415					unsigned usage,
416					unsigned geom_flags)
417{
418	unsigned retval = 0;
419	if (target >= PIPE_MAX_TEXTURE_TYPES) {
420		R600_ERR("r600: unsupported texture type %d\n", target);
421		return FALSE;
422	}
423
424	/* Multisample */
425	if (sample_count > 1)
426		return FALSE;
427
428	if ((usage & PIPE_BIND_SAMPLER_VIEW) &&
429	    r600_is_sampler_format_supported(format)) {
430		retval |= PIPE_BIND_SAMPLER_VIEW;
431	}
432
433	if ((usage & (PIPE_BIND_RENDER_TARGET |
434			PIPE_BIND_DISPLAY_TARGET |
435			PIPE_BIND_SCANOUT |
436			PIPE_BIND_SHARED)) &&
437			r600_is_colorbuffer_format_supported(format)) {
438		retval |= usage &
439			(PIPE_BIND_RENDER_TARGET |
440			 PIPE_BIND_DISPLAY_TARGET |
441			 PIPE_BIND_SCANOUT |
442			 PIPE_BIND_SHARED);
443	}
444
445	if ((usage & PIPE_BIND_DEPTH_STENCIL) &&
446	    r600_is_zs_format_supported(format)) {
447		retval |= PIPE_BIND_DEPTH_STENCIL;
448	}
449
450	if ((usage & PIPE_BIND_VERTEX_BUFFER) &&
451	    r600_is_vertex_format_supported(format))
452		retval |= PIPE_BIND_VERTEX_BUFFER;
453
454	if (usage & PIPE_BIND_TRANSFER_READ)
455		retval |= PIPE_BIND_TRANSFER_READ;
456	if (usage & PIPE_BIND_TRANSFER_WRITE)
457		retval |= PIPE_BIND_TRANSFER_WRITE;
458
459	return retval == usage;
460}
461
462static void r600_destroy_screen(struct pipe_screen* pscreen)
463{
464	struct r600_screen *rscreen = (struct r600_screen *)pscreen;
465
466	if (rscreen == NULL)
467		return;
468
469	radeon_decref(rscreen->radeon);
470
471	FREE(rscreen);
472}
473
474
475struct pipe_screen *r600_screen_create(struct radeon *radeon)
476{
477	struct r600_screen *rscreen;
478
479	rscreen = CALLOC_STRUCT(r600_screen);
480	if (rscreen == NULL) {
481		return NULL;
482	}
483
484	rscreen->radeon = radeon;
485	rscreen->screen.winsys = (struct pipe_winsys*)radeon;
486	rscreen->screen.destroy = r600_destroy_screen;
487	rscreen->screen.get_name = r600_get_name;
488	rscreen->screen.get_vendor = r600_get_vendor;
489	rscreen->screen.get_param = r600_get_param;
490	rscreen->screen.get_shader_param = r600_get_shader_param;
491	rscreen->screen.get_paramf = r600_get_paramf;
492	rscreen->screen.is_format_supported = r600_is_format_supported;
493	rscreen->screen.context_create = r600_create_context;
494	r600_init_screen_resource_functions(&rscreen->screen);
495
496	rscreen->tiling_info = r600_get_tiling_info(radeon);
497
498	return &rscreen->screen;
499}
500