r600_pipe.h revision 04554c7d3a3b28e8103e50ed54f1ac57c6c11017
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 * Authors:
24 *      Jerome Glisse
25 */
26#ifndef R600_PIPE_H
27#define R600_PIPE_H
28
29#include <pipe/p_state.h>
30#include <pipe/p_screen.h>
31#include <pipe/p_context.h>
32#include <util/u_math.h>
33#include "util/u_slab.h"
34#include "util/u_vbuf_mgr.h"
35#include "r600.h"
36#include "r600_public.h"
37#include "r600_shader.h"
38#include "r600_resource.h"
39
40#define R600_MAX_CONST_BUFFERS 1
41#define R600_MAX_CONST_BUFFER_SIZE 4096
42
43#ifdef PIPE_ARCH_BIG_ENDIAN
44#define R600_BIG_ENDIAN 1
45#else
46#define R600_BIG_ENDIAN 0
47#endif
48
49enum r600_pipe_state_id {
50	R600_PIPE_STATE_BLEND = 0,
51	R600_PIPE_STATE_BLEND_COLOR,
52	R600_PIPE_STATE_CONFIG,
53	R600_PIPE_STATE_CLIP,
54	R600_PIPE_STATE_SCISSOR,
55	R600_PIPE_STATE_VIEWPORT,
56	R600_PIPE_STATE_RASTERIZER,
57	R600_PIPE_STATE_VGT,
58	R600_PIPE_STATE_FRAMEBUFFER,
59	R600_PIPE_STATE_DSA,
60	R600_PIPE_STATE_STENCIL_REF,
61	R600_PIPE_STATE_PS_SHADER,
62	R600_PIPE_STATE_VS_SHADER,
63	R600_PIPE_STATE_CONSTANT,
64	R600_PIPE_STATE_SAMPLER,
65	R600_PIPE_STATE_RESOURCE,
66	R600_PIPE_STATE_POLYGON_OFFSET,
67	R600_PIPE_STATE_FETCH_SHADER,
68	R600_PIPE_STATE_SPI,
69	R600_PIPE_NSTATES
70};
71
72struct r600_screen {
73	struct pipe_screen		screen;
74	struct radeon			*radeon;
75	struct r600_tiling_info		*tiling_info;
76	struct util_slab_mempool	pool_buffers;
77	unsigned			num_contexts;
78
79	/* for thread-safe write accessing to num_contexts */
80	pipe_mutex			mutex_num_contexts;
81};
82
83struct r600_pipe_sampler_view {
84	struct pipe_sampler_view	base;
85	struct r600_pipe_resource_state		state;
86};
87
88struct r600_pipe_rasterizer {
89	struct r600_pipe_state		rstate;
90	boolean				flatshade;
91	unsigned			sprite_coord_enable;
92	float				offset_units;
93	float				offset_scale;
94};
95
96struct r600_pipe_blend {
97	struct r600_pipe_state		rstate;
98	unsigned			cb_target_mask;
99};
100
101struct r600_pipe_dsa {
102	struct r600_pipe_state		rstate;
103	unsigned			alpha_ref;
104};
105
106struct r600_vertex_element
107{
108	unsigned			count;
109	struct pipe_vertex_element	elements[PIPE_MAX_ATTRIBS];
110	struct u_vbuf_mgr_elements	*vmgr_elements;
111	struct r600_bo			*fetch_shader;
112	unsigned			fs_size;
113	struct r600_pipe_state		rstate;
114	/* if offset is to big for fetch instructio we need to alterate
115	 * offset of vertex buffer, record here the offset need to add
116	 */
117	unsigned			vbuffer_need_offset;
118	unsigned			vbuffer_offset[PIPE_MAX_ATTRIBS];
119};
120
121struct r600_pipe_shader {
122	struct r600_shader		shader;
123	struct r600_pipe_state		rstate;
124	struct r600_bo			*bo;
125	struct r600_bo			*bo_fetch;
126	struct r600_vertex_element	vertex_elements;
127};
128
129/* needed for blitter save */
130#define NUM_TEX_UNITS 16
131
132struct r600_textures_info {
133	struct r600_pipe_sampler_view	*views[NUM_TEX_UNITS];
134	unsigned			n_views;
135	void				*samplers[NUM_TEX_UNITS];
136	unsigned			n_samplers;
137};
138
139struct r600_fence {
140	struct pipe_reference		reference;
141	struct r600_pipe_context	*ctx;
142	unsigned			index; /* in the shared bo */
143	struct list_head		head;
144};
145
146#define FENCE_BLOCK_SIZE 16
147
148struct r600_fence_block {
149	struct r600_fence		fences[FENCE_BLOCK_SIZE];
150	struct list_head		head;
151};
152
153struct r600_pipe_fences {
154	struct r600_bo			*bo;
155	unsigned			*data;
156	unsigned			next_index;
157	/* linked list of preallocated blocks */
158	struct list_head		blocks;
159	/* linked list of freed fences */
160	struct list_head		pool;
161};
162
163#define R600_CONSTANT_ARRAY_SIZE 256
164#define R600_RESOURCE_ARRAY_SIZE 160
165
166struct r600_pipe_context {
167	struct pipe_context		context;
168	struct blitter_context		*blitter;
169	unsigned			family;
170	void				*custom_dsa_flush;
171	struct r600_screen		*screen;
172	struct radeon			*radeon;
173	struct r600_pipe_state		*states[R600_PIPE_NSTATES];
174	struct r600_context		ctx;
175	struct r600_vertex_element	*vertex_elements;
176	struct r600_pipe_resource_state		fs_resource[PIPE_MAX_ATTRIBS];
177	struct pipe_framebuffer_state	framebuffer;
178	struct pipe_index_buffer	index_buffer;
179	unsigned			cb_target_mask;
180	/* for saving when using blitter */
181	struct pipe_stencil_ref		stencil_ref;
182	struct pipe_viewport_state	viewport;
183	struct pipe_clip_state		clip;
184	struct r600_pipe_state		config;
185	struct r600_pipe_shader 	*ps_shader;
186	struct r600_pipe_shader 	*vs_shader;
187	struct r600_pipe_state		vs_const_buffer;
188	struct r600_pipe_resource_state		vs_const_buffer_resource[R600_MAX_CONST_BUFFERS];
189	struct r600_pipe_state		ps_const_buffer;
190	struct r600_pipe_resource_state		ps_const_buffer_resource[R600_MAX_CONST_BUFFERS];
191	struct r600_pipe_rasterizer	*rasterizer;
192	struct r600_pipe_state          vgt;
193	struct r600_pipe_state          spi;
194	/* shader information */
195	unsigned			sprite_coord_enable;
196	boolean				flatshade;
197	boolean				export_16bpc;
198	unsigned			alpha_ref;
199	boolean				alpha_ref_dirty;
200	struct r600_textures_info	ps_samplers;
201
202	struct r600_pipe_fences		fences;
203
204	struct u_vbuf_mgr		*vbuf_mgr;
205	struct util_slab_mempool	pool_transfers;
206	boolean				blit;
207
208	unsigned default_ps_gprs, default_vs_gprs;
209};
210
211struct r600_drawl {
212	struct pipe_draw_info	info;
213	struct pipe_context	*ctx;
214	unsigned		index_size;
215	unsigned		index_buffer_offset;
216	struct pipe_resource	*index_buffer;
217};
218
219/* evergreen_state.c */
220void evergreen_init_state_functions(struct r600_pipe_context *rctx);
221void evergreen_init_config(struct r600_pipe_context *rctx);
222void evergreen_pipe_shader_ps(struct pipe_context *ctx, struct r600_pipe_shader *shader);
223void evergreen_pipe_shader_vs(struct pipe_context *ctx, struct r600_pipe_shader *shader);
224void evergreen_fetch_shader(struct pipe_context *ctx, struct r600_vertex_element *ve);
225void *evergreen_create_db_flush_dsa(struct r600_pipe_context *rctx);
226void evergreen_polygon_offset_update(struct r600_pipe_context *rctx);
227void evergreen_pipe_init_buffer_resource(struct r600_pipe_context *rctx,
228					 struct r600_pipe_resource_state *rstate);
229void evergreen_pipe_mod_buffer_resource(struct r600_pipe_resource_state *rstate,
230					struct r600_resource *rbuffer,
231					unsigned offset, unsigned stride);
232
233/* r600_blit.c */
234void r600_init_blit_functions(struct r600_pipe_context *rctx);
235void r600_blit_uncompress_depth(struct pipe_context *ctx, struct r600_resource_texture *texture);
236void r600_blit_push_depth(struct pipe_context *ctx, struct r600_resource_texture *texture);
237void r600_flush_depth_textures(struct r600_pipe_context *rctx);
238
239/* r600_buffer.c */
240struct pipe_resource *r600_buffer_create(struct pipe_screen *screen,
241					 const struct pipe_resource *templ);
242struct pipe_resource *r600_user_buffer_create(struct pipe_screen *screen,
243					      void *ptr, unsigned bytes,
244					      unsigned bind);
245struct pipe_resource *r600_buffer_from_handle(struct pipe_screen *screen,
246					      struct winsys_handle *whandle);
247void r600_upload_index_buffer(struct r600_pipe_context *rctx, struct r600_drawl *draw);
248
249/* r600_query.c */
250void r600_init_query_functions(struct r600_pipe_context *rctx);
251
252/* r600_resource.c */
253void r600_init_context_resource_functions(struct r600_pipe_context *r600);
254
255/* r600_shader.c */
256int r600_pipe_shader_create(struct pipe_context *ctx, struct r600_pipe_shader *shader, const struct tgsi_token *tokens);
257void r600_pipe_shader_destroy(struct pipe_context *ctx, struct r600_pipe_shader *shader);
258int r600_find_vs_semantic_index(struct r600_shader *vs,
259				struct r600_shader *ps, int id);
260
261/* r600_state.c */
262void r600_init_state_functions(struct r600_pipe_context *rctx);
263void r600_init_config(struct r600_pipe_context *rctx);
264void r600_pipe_shader_ps(struct pipe_context *ctx, struct r600_pipe_shader *shader);
265void r600_pipe_shader_vs(struct pipe_context *ctx, struct r600_pipe_shader *shader);
266void r600_fetch_shader(struct pipe_context *ctx, struct r600_vertex_element *ve);
267void *r600_create_db_flush_dsa(struct r600_pipe_context *rctx);
268void r600_polygon_offset_update(struct r600_pipe_context *rctx);
269void r600_pipe_init_buffer_resource(struct r600_pipe_context *rctx,
270				    struct r600_pipe_resource_state *rstate);
271void r600_pipe_mod_buffer_resource(struct r600_pipe_resource_state *rstate,
272				   struct r600_resource *rbuffer,
273				   unsigned offset, unsigned stride);
274void r600_adjust_gprs(struct r600_pipe_context *rctx);
275
276/* r600_texture.c */
277void r600_init_screen_texture_functions(struct pipe_screen *screen);
278void r600_init_surface_functions(struct r600_pipe_context *r600);
279uint32_t r600_translate_texformat(struct pipe_screen *screen, enum pipe_format format,
280				  const unsigned char *swizzle_view,
281				  uint32_t *word4_p, uint32_t *yuv_format_p);
282unsigned r600_texture_get_offset(struct r600_resource_texture *rtex,
283					unsigned level, unsigned layer);
284
285/* r600_translate.c */
286void r600_translate_index_buffer(struct r600_pipe_context *r600,
287				 struct pipe_resource **index_buffer,
288				 unsigned *index_size,
289				 unsigned *start, unsigned count);
290
291/* r600_state_common.c */
292void r600_set_index_buffer(struct pipe_context *ctx,
293			   const struct pipe_index_buffer *ib);
294void r600_set_vertex_buffers(struct pipe_context *ctx, unsigned count,
295			     const struct pipe_vertex_buffer *buffers);
296void *r600_create_vertex_elements(struct pipe_context *ctx,
297				  unsigned count,
298				  const struct pipe_vertex_element *elements);
299void r600_delete_vertex_element(struct pipe_context *ctx, void *state);
300void r600_bind_blend_state(struct pipe_context *ctx, void *state);
301void r600_bind_dsa_state(struct pipe_context *ctx, void *state);
302void r600_bind_rs_state(struct pipe_context *ctx, void *state);
303void r600_delete_rs_state(struct pipe_context *ctx, void *state);
304void r600_sampler_view_destroy(struct pipe_context *ctx,
305			       struct pipe_sampler_view *state);
306void r600_delete_state(struct pipe_context *ctx, void *state);
307void r600_bind_vertex_elements(struct pipe_context *ctx, void *state);
308void *r600_create_shader_state(struct pipe_context *ctx,
309			       const struct pipe_shader_state *state);
310void r600_bind_ps_shader(struct pipe_context *ctx, void *state);
311void r600_bind_vs_shader(struct pipe_context *ctx, void *state);
312void r600_delete_ps_shader(struct pipe_context *ctx, void *state);
313void r600_delete_vs_shader(struct pipe_context *ctx, void *state);
314void r600_set_constant_buffer(struct pipe_context *ctx, uint shader, uint index,
315			      struct pipe_resource *buffer);
316void r600_draw_vbo(struct pipe_context *ctx, const struct pipe_draw_info *info);
317
318/*
319 * common helpers
320 */
321static INLINE u32 S_FIXED(float value, u32 frac_bits)
322{
323	return value * (1 << frac_bits);
324}
325#define ALIGN_DIVUP(x, y) (((x) + (y) - 1) / (y))
326
327static inline unsigned r600_tex_aniso_filter(unsigned filter)
328{
329	if (filter <= 1)   return 0;
330	if (filter <= 2)   return 1;
331	if (filter <= 4)   return 2;
332	if (filter <= 8)   return 3;
333	 /* else */        return 4;
334}
335
336#endif
337