r600_pipe.h revision 518557d74abd4ce035dae079ff6eb1b08cc639d0
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 "../../winsys/radeon/drm/radeon_winsys.h"
30
31#include "pipe/p_state.h"
32#include "pipe/p_screen.h"
33#include "pipe/p_context.h"
34#include "util/u_math.h"
35#include "util/u_slab.h"
36#include "util/u_vbuf_mgr.h"
37#include "r600.h"
38#include "r600_public.h"
39#include "r600_shader.h"
40#include "r600_resource.h"
41
42#define R600_MAX_CONST_BUFFERS 1
43#define R600_MAX_CONST_BUFFER_SIZE 4096
44
45#ifdef PIPE_ARCH_BIG_ENDIAN
46#define R600_BIG_ENDIAN 1
47#else
48#define R600_BIG_ENDIAN 0
49#endif
50
51enum r600_pipe_state_id {
52	R600_PIPE_STATE_BLEND = 0,
53	R600_PIPE_STATE_BLEND_COLOR,
54	R600_PIPE_STATE_CONFIG,
55	R600_PIPE_STATE_SEAMLESS_CUBEMAP,
56	R600_PIPE_STATE_CLIP,
57	R600_PIPE_STATE_SCISSOR,
58	R600_PIPE_STATE_VIEWPORT,
59	R600_PIPE_STATE_RASTERIZER,
60	R600_PIPE_STATE_VGT,
61	R600_PIPE_STATE_FRAMEBUFFER,
62	R600_PIPE_STATE_DSA,
63	R600_PIPE_STATE_STENCIL_REF,
64	R600_PIPE_STATE_PS_SHADER,
65	R600_PIPE_STATE_VS_SHADER,
66	R600_PIPE_STATE_CONSTANT,
67	R600_PIPE_STATE_SAMPLER,
68	R600_PIPE_STATE_RESOURCE,
69	R600_PIPE_STATE_POLYGON_OFFSET,
70	R600_PIPE_STATE_FETCH_SHADER,
71	R600_PIPE_STATE_SPI,
72	R600_PIPE_NSTATES
73};
74
75struct r600_screen {
76	struct pipe_screen		screen;
77	struct radeon_winsys		*ws;
78	struct radeon			*radeon;
79	unsigned			family;
80	enum chip_class			chip_class;
81	struct radeon_info		info;
82	struct r600_tiling_info		tiling_info;
83	struct util_slab_mempool	pool_buffers;
84	unsigned			num_contexts;
85
86	/* for thread-safe write accessing to num_contexts */
87	pipe_mutex			mutex_num_contexts;
88};
89
90struct r600_pipe_sampler_view {
91	struct pipe_sampler_view	base;
92	struct r600_pipe_resource_state		state;
93};
94
95struct r600_pipe_rasterizer {
96	struct r600_pipe_state		rstate;
97	boolean				clamp_vertex_color;
98	boolean				clamp_fragment_color;
99	boolean				flatshade;
100	unsigned			sprite_coord_enable;
101	float				offset_units;
102	float				offset_scale;
103};
104
105struct r600_pipe_blend {
106	struct r600_pipe_state		rstate;
107	unsigned			cb_target_mask;
108};
109
110struct r600_pipe_dsa {
111	struct r600_pipe_state		rstate;
112	unsigned			alpha_ref;
113};
114
115struct r600_vertex_element
116{
117	unsigned			count;
118	struct pipe_vertex_element	elements[PIPE_MAX_ATTRIBS];
119	struct u_vbuf_elements		*vmgr_elements;
120	struct r600_resource		*fetch_shader;
121	unsigned			fs_size;
122	struct r600_pipe_state		rstate;
123	/* if offset is to big for fetch instructio we need to alterate
124	 * offset of vertex buffer, record here the offset need to add
125	 */
126	unsigned			vbuffer_need_offset;
127	unsigned			vbuffer_offset[PIPE_MAX_ATTRIBS];
128};
129
130struct r600_pipe_shader {
131	struct r600_shader		shader;
132	struct r600_pipe_state		rstate;
133	struct r600_resource		*bo;
134	struct r600_resource		*bo_fetch;
135	struct r600_vertex_element	vertex_elements;
136	struct tgsi_token		*tokens;
137};
138
139struct r600_pipe_sampler_state {
140	struct r600_pipe_state		rstate;
141	boolean seamless_cube_map;
142};
143
144/* needed for blitter save */
145#define NUM_TEX_UNITS 16
146
147struct r600_textures_info {
148	struct r600_pipe_sampler_view	*views[NUM_TEX_UNITS];
149	struct r600_pipe_sampler_state	*samplers[NUM_TEX_UNITS];
150	unsigned			n_views;
151	unsigned			n_samplers;
152	bool				samplers_dirty;
153	bool				is_array_sampler[NUM_TEX_UNITS];
154};
155
156struct r600_fence {
157	struct pipe_reference		reference;
158	struct r600_pipe_context	*ctx;
159	unsigned			index; /* in the shared bo */
160	struct list_head		head;
161};
162
163#define FENCE_BLOCK_SIZE 16
164
165struct r600_fence_block {
166	struct r600_fence		fences[FENCE_BLOCK_SIZE];
167	struct list_head		head;
168};
169
170struct r600_pipe_fences {
171	struct r600_resource		*bo;
172	unsigned			*data;
173	unsigned			next_index;
174	/* linked list of preallocated blocks */
175	struct list_head		blocks;
176	/* linked list of freed fences */
177	struct list_head		pool;
178};
179
180#define R600_CONSTANT_ARRAY_SIZE 256
181#define R600_RESOURCE_ARRAY_SIZE 160
182
183struct r600_pipe_context {
184	struct pipe_context		context;
185	struct blitter_context		*blitter;
186	enum radeon_family		family;
187	enum chip_class			chip_class;
188	void				*custom_dsa_flush;
189	struct r600_screen		*screen;
190	struct radeon_winsys		*ws;
191	struct radeon			*radeon;
192	struct r600_pipe_state		*states[R600_PIPE_NSTATES];
193	struct r600_context		ctx;
194	struct r600_vertex_element	*vertex_elements;
195	struct r600_pipe_resource_state	fs_resource[PIPE_MAX_ATTRIBS];
196	struct pipe_framebuffer_state	framebuffer;
197	struct pipe_index_buffer	index_buffer;
198	unsigned			cb_target_mask;
199	/* for saving when using blitter */
200	struct pipe_stencil_ref		stencil_ref;
201	struct pipe_viewport_state	viewport;
202	struct pipe_clip_state		clip;
203	struct r600_pipe_state		config;
204	struct r600_pipe_shader 	*ps_shader;
205	struct r600_pipe_shader 	*vs_shader;
206	struct r600_pipe_state		vs_const_buffer;
207	struct r600_pipe_resource_state		vs_const_buffer_resource[R600_MAX_CONST_BUFFERS];
208	struct r600_pipe_state		ps_const_buffer;
209	struct r600_pipe_resource_state		ps_const_buffer_resource[R600_MAX_CONST_BUFFERS];
210	struct r600_pipe_rasterizer	*rasterizer;
211	struct r600_pipe_state          vgt;
212	struct r600_pipe_state          spi;
213	struct pipe_query		*current_render_cond;
214	unsigned			current_render_cond_mode;
215	struct pipe_query		*saved_render_cond;
216	unsigned			saved_render_cond_mode;
217	/* shader information */
218	boolean				clamp_vertex_color;
219	boolean				clamp_fragment_color;
220	boolean				spi_dirty;
221	unsigned			sprite_coord_enable;
222	boolean				flatshade;
223	boolean				export_16bpc;
224	unsigned			alpha_ref;
225	boolean				alpha_ref_dirty;
226	unsigned			nr_cbufs;
227	struct r600_textures_info	vs_samplers;
228	struct r600_textures_info	ps_samplers;
229
230	struct r600_pipe_fences		fences;
231
232	struct u_vbuf_mgr		*vbuf_mgr;
233	struct util_slab_mempool	pool_transfers;
234	boolean				blit;
235	boolean				have_depth_texture, have_depth_fb;
236
237	unsigned default_ps_gprs, default_vs_gprs;
238};
239
240struct r600_drawl {
241	struct pipe_draw_info	info;
242	struct pipe_context	*ctx;
243	unsigned		index_size;
244	unsigned		index_buffer_offset;
245	struct pipe_resource	*index_buffer;
246};
247
248/* evergreen_state.c */
249void evergreen_init_state_functions(struct r600_pipe_context *rctx);
250void evergreen_init_config(struct r600_pipe_context *rctx);
251void evergreen_pipe_shader_ps(struct pipe_context *ctx, struct r600_pipe_shader *shader);
252void evergreen_pipe_shader_vs(struct pipe_context *ctx, struct r600_pipe_shader *shader);
253void evergreen_fetch_shader(struct pipe_context *ctx, struct r600_vertex_element *ve);
254void *evergreen_create_db_flush_dsa(struct r600_pipe_context *rctx);
255void evergreen_polygon_offset_update(struct r600_pipe_context *rctx);
256void evergreen_pipe_init_buffer_resource(struct r600_pipe_context *rctx,
257					 struct r600_pipe_resource_state *rstate);
258void evergreen_pipe_mod_buffer_resource(struct r600_pipe_resource_state *rstate,
259					struct r600_resource *rbuffer,
260					unsigned offset, unsigned stride,
261					enum radeon_bo_usage usage);
262boolean evergreen_is_format_supported(struct pipe_screen *screen,
263				      enum pipe_format format,
264				      enum pipe_texture_target target,
265				      unsigned sample_count,
266				      unsigned usage);
267
268/* r600_blit.c */
269void r600_init_blit_functions(struct r600_pipe_context *rctx);
270void r600_blit_uncompress_depth(struct pipe_context *ctx, struct r600_resource_texture *texture);
271void r600_blit_push_depth(struct pipe_context *ctx, struct r600_resource_texture *texture);
272void r600_flush_depth_textures(struct r600_pipe_context *rctx);
273
274/* r600_buffer.c */
275bool r600_init_resource(struct r600_screen *rscreen,
276			struct r600_resource *res,
277			unsigned size, unsigned alignment,
278			unsigned bind, unsigned usage);
279struct pipe_resource *r600_buffer_create(struct pipe_screen *screen,
280					 const struct pipe_resource *templ);
281struct pipe_resource *r600_user_buffer_create(struct pipe_screen *screen,
282					      void *ptr, unsigned bytes,
283					      unsigned bind);
284void r600_upload_index_buffer(struct r600_pipe_context *rctx, struct r600_drawl *draw);
285
286
287/* r600_pipe.c */
288void r600_flush(struct pipe_context *ctx, struct pipe_fence_handle **fence,
289		unsigned flags);
290
291/* r600_query.c */
292void r600_init_query_functions(struct r600_pipe_context *rctx);
293
294/* r600_resource.c */
295void r600_init_context_resource_functions(struct r600_pipe_context *r600);
296
297/* r600_shader.c */
298int r600_pipe_shader_create(struct pipe_context *ctx, struct r600_pipe_shader *shader);
299void r600_pipe_shader_destroy(struct pipe_context *ctx, struct r600_pipe_shader *shader);
300int r600_find_vs_semantic_index(struct r600_shader *vs,
301				struct r600_shader *ps, int id);
302
303/* r600_state.c */
304void r600_update_sampler_states(struct r600_pipe_context *rctx);
305void r600_init_state_functions(struct r600_pipe_context *rctx);
306void r600_init_config(struct r600_pipe_context *rctx);
307void r600_pipe_shader_ps(struct pipe_context *ctx, struct r600_pipe_shader *shader);
308void r600_pipe_shader_vs(struct pipe_context *ctx, struct r600_pipe_shader *shader);
309void r600_fetch_shader(struct pipe_context *ctx, struct r600_vertex_element *ve);
310void *r600_create_db_flush_dsa(struct r600_pipe_context *rctx);
311void r600_polygon_offset_update(struct r600_pipe_context *rctx);
312void r600_pipe_init_buffer_resource(struct r600_pipe_context *rctx,
313				    struct r600_pipe_resource_state *rstate);
314void r600_pipe_mod_buffer_resource(struct r600_pipe_resource_state *rstate,
315				   struct r600_resource *rbuffer,
316				   unsigned offset, unsigned stride,
317				   enum radeon_bo_usage usage);
318void r600_adjust_gprs(struct r600_pipe_context *rctx);
319boolean r600_is_format_supported(struct pipe_screen *screen,
320				 enum pipe_format format,
321				 enum pipe_texture_target target,
322				 unsigned sample_count,
323				 unsigned usage);
324
325/* r600_texture.c */
326void r600_init_screen_texture_functions(struct pipe_screen *screen);
327void r600_init_surface_functions(struct r600_pipe_context *r600);
328uint32_t r600_translate_texformat(struct pipe_screen *screen, enum pipe_format format,
329				  const unsigned char *swizzle_view,
330				  uint32_t *word4_p, uint32_t *yuv_format_p);
331unsigned r600_texture_get_offset(struct r600_resource_texture *rtex,
332					unsigned level, unsigned layer);
333
334/* r600_translate.c */
335void r600_translate_index_buffer(struct r600_pipe_context *r600,
336				 struct pipe_resource **index_buffer,
337				 unsigned *index_size,
338				 unsigned *start, unsigned count);
339
340/* r600_state_common.c */
341void r600_set_index_buffer(struct pipe_context *ctx,
342			   const struct pipe_index_buffer *ib);
343void r600_set_vertex_buffers(struct pipe_context *ctx, unsigned count,
344			     const struct pipe_vertex_buffer *buffers);
345void *r600_create_vertex_elements(struct pipe_context *ctx,
346				  unsigned count,
347				  const struct pipe_vertex_element *elements);
348void r600_delete_vertex_element(struct pipe_context *ctx, void *state);
349void r600_bind_blend_state(struct pipe_context *ctx, void *state);
350void r600_bind_dsa_state(struct pipe_context *ctx, void *state);
351void r600_bind_rs_state(struct pipe_context *ctx, void *state);
352void r600_delete_rs_state(struct pipe_context *ctx, void *state);
353void r600_sampler_view_destroy(struct pipe_context *ctx,
354			       struct pipe_sampler_view *state);
355void r600_delete_state(struct pipe_context *ctx, void *state);
356void r600_bind_vertex_elements(struct pipe_context *ctx, void *state);
357void *r600_create_shader_state(struct pipe_context *ctx,
358			       const struct pipe_shader_state *state);
359void r600_bind_ps_shader(struct pipe_context *ctx, void *state);
360void r600_bind_vs_shader(struct pipe_context *ctx, void *state);
361void r600_delete_ps_shader(struct pipe_context *ctx, void *state);
362void r600_delete_vs_shader(struct pipe_context *ctx, void *state);
363void r600_set_constant_buffer(struct pipe_context *ctx, uint shader, uint index,
364			      struct pipe_resource *buffer);
365void r600_draw_vbo(struct pipe_context *ctx, const struct pipe_draw_info *info);
366
367/*
368 * common helpers
369 */
370static INLINE u32 S_FIXED(float value, u32 frac_bits)
371{
372	return value * (1 << frac_bits);
373}
374#define ALIGN_DIVUP(x, y) (((x) + (y) - 1) / (y))
375
376static inline unsigned r600_tex_aniso_filter(unsigned filter)
377{
378	if (filter <= 1)   return 0;
379	if (filter <= 2)   return 1;
380	if (filter <= 4)   return 2;
381	if (filter <= 8)   return 3;
382	 /* else */        return 4;
383}
384
385#endif
386