r600_pipe.h revision 78354011f99c4103345f8f32e10b0b4b884ebdaf
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 "util/u_blitter.h"
30#include "util/u_slab.h"
31#include "r600.h"
32#include "r600_llvm.h"
33#include "r600_public.h"
34#include "r600_shader.h"
35#include "r600_resource.h"
36#include "evergreen_compute.h"
37
38#define R600_MAX_CONST_BUFFERS 2
39#define R600_MAX_CONST_BUFFER_SIZE 4096
40
41#ifdef PIPE_ARCH_BIG_ENDIAN
42#define R600_BIG_ENDIAN 1
43#else
44#define R600_BIG_ENDIAN 0
45#endif
46
47enum r600_atom_flags {
48	/* When set, atoms are added at the beginning of the dirty list
49	 * instead of the end. */
50	EMIT_EARLY = (1 << 0)
51};
52
53/* This encapsulates a state or an operation which can emitted into the GPU
54 * command stream. It's not limited to states only, it can be used for anything
55 * that wants to write commands into the CS (e.g. cache flushes). */
56struct r600_atom {
57	void (*emit)(struct r600_context *ctx, struct r600_atom *state);
58
59	unsigned		num_dw;
60	enum r600_atom_flags	flags;
61	bool			dirty;
62
63	struct list_head	head;
64};
65
66/* This is an atom containing GPU commands that never change.
67 * This is supposed to be copied directly into the CS. */
68struct r600_command_buffer {
69	struct r600_atom atom;
70	uint32_t *buf;
71	unsigned max_num_dw;
72	unsigned pkt_flags;
73};
74
75struct r600_surface_sync_cmd {
76	struct r600_atom atom;
77	unsigned flush_flags; /* CP_COHER_CNTL */
78};
79
80struct r600_db_misc_state {
81	struct r600_atom atom;
82	bool occlusion_query_enabled;
83	bool flush_depthstencil_through_cb;
84	bool copy_depth, copy_stencil;
85	unsigned copy_sample;
86};
87
88struct r600_cb_misc_state {
89	struct r600_atom atom;
90	unsigned cb_color_control; /* this comes from blend state */
91	unsigned blend_colormask; /* 8*4 bits for 8 RGBA colorbuffers */
92	unsigned nr_cbufs;
93	unsigned nr_ps_color_outputs;
94	bool multiwrite;
95	bool dual_src_blend;
96};
97
98struct r600_alphatest_state {
99	struct r600_atom atom;
100	unsigned sx_alpha_test_control; /* this comes from dsa state */
101	unsigned sx_alpha_ref; /* this comes from dsa state */
102	bool bypass;
103	bool cb0_export_16bpc; /* from set_framebuffer_state */
104};
105
106struct r600_cs_shader_state {
107	struct r600_atom atom;
108	struct r600_pipe_compute *shader;
109};
110
111struct r600_sample_mask {
112	struct r600_atom atom;
113	uint16_t sample_mask; /* there are only 8 bits on EG, 16 bits on Cayman */
114};
115
116enum r600_pipe_state_id {
117	R600_PIPE_STATE_BLEND = 0,
118	R600_PIPE_STATE_BLEND_COLOR,
119	R600_PIPE_STATE_CONFIG,
120	R600_PIPE_STATE_SEAMLESS_CUBEMAP,
121	R600_PIPE_STATE_CLIP,
122	R600_PIPE_STATE_SCISSOR,
123	R600_PIPE_STATE_VIEWPORT,
124	R600_PIPE_STATE_RASTERIZER,
125	R600_PIPE_STATE_VGT,
126	R600_PIPE_STATE_FRAMEBUFFER,
127	R600_PIPE_STATE_DSA,
128	R600_PIPE_STATE_STENCIL_REF,
129	R600_PIPE_STATE_PS_SHADER,
130	R600_PIPE_STATE_VS_SHADER,
131	R600_PIPE_STATE_CONSTANT,
132	R600_PIPE_STATE_SAMPLER,
133	R600_PIPE_STATE_RESOURCE,
134	R600_PIPE_STATE_POLYGON_OFFSET,
135	R600_PIPE_STATE_FETCH_SHADER,
136	R600_PIPE_STATE_SPI,
137	R600_PIPE_NSTATES
138};
139
140struct compute_memory_pool;
141void compute_memory_pool_delete(struct compute_memory_pool* pool);
142struct compute_memory_pool* compute_memory_pool_new(
143	struct r600_screen *rscreen);
144
145struct r600_pipe_fences {
146	struct r600_resource		*bo;
147	unsigned			*data;
148	unsigned			next_index;
149	/* linked list of preallocated blocks */
150	struct list_head		blocks;
151	/* linked list of freed fences */
152	struct list_head		pool;
153	pipe_mutex			mutex;
154};
155
156struct r600_screen {
157	struct pipe_screen		screen;
158	struct radeon_winsys		*ws;
159	unsigned			family;
160	enum chip_class			chip_class;
161	struct radeon_info		info;
162	bool				has_streamout;
163	struct r600_tiling_info		tiling_info;
164	struct r600_pipe_fences		fences;
165
166	/*for compute global memory binding, we allocate stuff here, instead of
167	 * buffers.
168	 * XXX: Not sure if this is the best place for global_pool.  Also,
169	 * it's not thread safe, so it won't work with multiple contexts. */
170	struct compute_memory_pool *global_pool;
171};
172
173struct r600_pipe_sampler_view {
174	struct pipe_sampler_view	base;
175	struct r600_resource		*tex_resource;
176	uint32_t			tex_resource_words[8];
177};
178
179struct r600_pipe_rasterizer {
180	struct r600_pipe_state		rstate;
181	boolean				flatshade;
182	boolean				two_side;
183	unsigned			sprite_coord_enable;
184	unsigned                        clip_plane_enable;
185	unsigned			pa_sc_line_stipple;
186	unsigned			pa_cl_clip_cntl;
187	float				offset_units;
188	float				offset_scale;
189	bool				scissor_enable;
190	bool				multisample_enable;
191};
192
193struct r600_pipe_blend {
194	struct r600_pipe_state		rstate;
195	unsigned			cb_target_mask;
196	unsigned			cb_color_control;
197	bool				dual_src_blend;
198	bool				alpha_to_one;
199};
200
201struct r600_pipe_dsa {
202	struct r600_pipe_state		rstate;
203	unsigned			alpha_ref;
204	ubyte				valuemask[2];
205	ubyte				writemask[2];
206	unsigned                        sx_alpha_test_control;
207};
208
209struct r600_vertex_element
210{
211	unsigned			count;
212	struct pipe_vertex_element	elements[PIPE_MAX_ATTRIBS];
213	struct r600_resource		*fetch_shader;
214	unsigned			fs_size;
215	struct r600_pipe_state		rstate;
216};
217
218struct r600_pipe_shader;
219
220struct r600_pipe_shader_selector {
221	struct r600_pipe_shader *current;
222
223	struct tgsi_token       *tokens;
224	struct pipe_stream_output_info  so;
225
226	unsigned	num_shaders;
227
228	/* PIPE_SHADER_[VERTEX|FRAGMENT|...] */
229	unsigned	type;
230
231	unsigned	nr_ps_max_color_exports;
232};
233
234struct r600_pipe_shader {
235	struct r600_pipe_shader_selector *selector;
236	struct r600_pipe_shader	*next_variant;
237	struct r600_shader		shader;
238	struct r600_pipe_state		rstate;
239	struct r600_resource		*bo;
240	struct r600_resource		*bo_fetch;
241	struct r600_vertex_element	vertex_elements;
242	unsigned	sprite_coord_enable;
243	unsigned	flatshade;
244	unsigned	pa_cl_vs_out_cntl;
245	unsigned	nr_ps_color_outputs;
246	unsigned	key;
247	unsigned		db_shader_control;
248	unsigned		ps_depth_export;
249};
250
251struct r600_pipe_sampler_state {
252	uint32_t			tex_sampler_words[3];
253	uint32_t			border_color[4];
254	bool				border_color_use;
255	bool				seamless_cube_map;
256};
257
258/* needed for blitter save */
259#define NUM_TEX_UNITS 16
260
261struct r600_seamless_cube_map {
262	struct r600_atom		atom;
263	bool				enabled;
264};
265
266struct r600_samplerview_state {
267	struct r600_atom		atom;
268	struct r600_pipe_sampler_view	*views[NUM_TEX_UNITS];
269	uint32_t			enabled_mask;
270	uint32_t			dirty_mask;
271	uint32_t			compressed_depthtex_mask; /* which textures are depth */
272	uint32_t			compressed_colortex_mask;
273};
274
275struct r600_textures_info {
276	struct r600_samplerview_state	views;
277	struct r600_atom		atom_sampler;
278	struct r600_pipe_sampler_state	*samplers[NUM_TEX_UNITS];
279	unsigned			n_samplers;
280	bool				is_array_sampler[NUM_TEX_UNITS];
281};
282
283struct r600_fence {
284	struct pipe_reference		reference;
285	unsigned			index; /* in the shared bo */
286	struct r600_resource		*sleep_bo;
287	struct list_head		head;
288};
289
290#define FENCE_BLOCK_SIZE 16
291
292struct r600_fence_block {
293	struct r600_fence		fences[FENCE_BLOCK_SIZE];
294	struct list_head		head;
295};
296
297#define R600_CONSTANT_ARRAY_SIZE 256
298#define R600_RESOURCE_ARRAY_SIZE 160
299
300struct r600_stencil_ref
301{
302	ubyte ref_value[2];
303	ubyte valuemask[2];
304	ubyte writemask[2];
305};
306
307struct r600_constbuf_state
308{
309	struct r600_atom		atom;
310	struct pipe_constant_buffer	cb[PIPE_MAX_CONSTANT_BUFFERS];
311	uint32_t			enabled_mask;
312	uint32_t			dirty_mask;
313};
314
315struct r600_vertexbuf_state
316{
317	struct r600_atom		atom;
318	struct pipe_vertex_buffer	vb[PIPE_MAX_ATTRIBS];
319	uint32_t			enabled_mask; /* non-NULL buffers */
320	uint32_t			dirty_mask;
321};
322
323struct r600_context {
324	struct pipe_context		context;
325	struct blitter_context		*blitter;
326	enum radeon_family		family;
327	enum chip_class			chip_class;
328	boolean				has_vertex_cache;
329	unsigned			r6xx_num_clause_temp_gprs;
330	void				*custom_dsa_flush;
331	void				*custom_blend_resolve;
332	void				*custom_blend_decompress;
333
334	struct r600_screen		*screen;
335	struct radeon_winsys		*ws;
336	struct r600_pipe_state		*states[R600_PIPE_NSTATES];
337	struct r600_vertex_element	*vertex_elements;
338	struct pipe_framebuffer_state	framebuffer;
339	unsigned			compressed_cb_mask;
340	unsigned			compute_cb_target_mask;
341	unsigned			db_shader_control;
342	unsigned			pa_sc_line_stipple;
343	unsigned			pa_cl_clip_cntl;
344	/* for saving when using blitter */
345	struct pipe_stencil_ref		stencil_ref;
346	struct pipe_viewport_state	viewport;
347	struct pipe_clip_state		clip;
348	struct r600_pipe_shader_selector 	*ps_shader;
349	struct r600_pipe_shader_selector 	*vs_shader;
350	struct r600_pipe_rasterizer	*rasterizer;
351	struct r600_pipe_state          vgt;
352	struct r600_pipe_state          spi;
353	struct pipe_query		*current_render_cond;
354	unsigned			current_render_cond_mode;
355	struct pipe_query		*saved_render_cond;
356	unsigned			saved_render_cond_mode;
357	/* shader information */
358	boolean				two_side;
359	boolean				spi_dirty;
360	unsigned			sprite_coord_enable;
361	boolean				flatshade;
362	boolean				export_16bpc;
363	unsigned			nr_cbufs;
364	bool				alpha_to_one;
365	bool				multisample_enable;
366	bool				cb0_is_integer;
367
368	struct u_upload_mgr	        *uploader;
369	struct util_slab_mempool	pool_transfers;
370
371	unsigned default_ps_gprs, default_vs_gprs;
372
373	/* States based on r600_atom. */
374	struct list_head		dirty_states;
375	struct r600_command_buffer	start_cs_cmd; /* invariant state mostly */
376	/** Compute specific registers initializations.  The start_cs_cmd atom
377	 *  must be emitted before start_compute_cs_cmd. */
378        struct r600_command_buffer      start_compute_cs_cmd;
379	struct r600_surface_sync_cmd	surface_sync_cmd;
380	struct r600_atom		r6xx_flush_and_inv_cmd;
381	struct r600_alphatest_state	alphatest_state;
382	struct r600_cb_misc_state	cb_misc_state;
383	struct r600_db_misc_state	db_misc_state;
384	/** Vertex buffers for fetch shaders */
385	struct r600_vertexbuf_state	vertex_buffer_state;
386	/** Vertex buffers for compute shaders */
387	struct r600_vertexbuf_state	cs_vertex_buffer_state;
388	struct r600_constbuf_state	vs_constbuf_state;
389	struct r600_constbuf_state	ps_constbuf_state;
390	struct r600_textures_info	vs_samplers;
391	struct r600_textures_info	ps_samplers;
392	struct r600_seamless_cube_map	seamless_cube_map;
393	struct r600_cs_shader_state	cs_shader_state;
394	struct r600_sample_mask		sample_mask;
395
396	/* current external blend state (from state tracker) */
397	struct r600_pipe_blend		*blend;
398	/* state with disabled blending - used internally with blend_override */
399	struct r600_pipe_blend		*no_blend;
400
401	/* 1 - override current blend state with no_blend, 0 - use external state */
402	unsigned	blend_override;
403
404	struct radeon_winsys_cs	*cs;
405
406	struct r600_range	*range;
407	unsigned		nblocks;
408	struct r600_block	**blocks;
409	struct list_head	dirty;
410	struct list_head	enable_list;
411	unsigned		pm4_dirty_cdwords;
412	unsigned		ctx_pm4_ndwords;
413
414	/* The list of active queries. Only one query of each type can be active. */
415	int			num_occlusion_queries;
416
417	/* Manage queries in two separate groups:
418	 * The timer ones and the others (streamout, occlusion).
419	 *
420	 * We do this because we should only suspend non-timer queries for u_blitter,
421	 * and later if the non-timer queries are suspended, the context flush should
422	 * only suspend and resume the timer queries. */
423	struct list_head	active_timer_queries;
424	unsigned		num_cs_dw_timer_queries_suspend;
425	struct list_head	active_nontimer_queries;
426	unsigned		num_cs_dw_nontimer_queries_suspend;
427
428	unsigned		num_cs_dw_streamout_end;
429
430	unsigned		backend_mask;
431	unsigned                max_db; /* for OQ */
432	unsigned		flags;
433	boolean                 predicate_drawing;
434
435	unsigned		num_so_targets;
436	struct r600_so_target	*so_targets[PIPE_MAX_SO_BUFFERS];
437	boolean			streamout_start;
438	unsigned		streamout_append_bitmask;
439
440	/* There is no scissor enable bit on r6xx, so we must use a workaround.
441	 * These track the current scissor state. */
442	bool			scissor_enable;
443	struct pipe_scissor_state scissor_state;
444
445	/* With rasterizer discard, there doesn't have to be a pixel shader.
446	 * In that case, we bind this one: */
447	void			*dummy_pixel_shader;
448
449	boolean			dual_src_blend;
450
451	/* Index buffer. */
452	struct pipe_index_buffer index_buffer;
453
454	/* Dummy CMASK and FMASK buffers used to get around the R6xx hardware
455	 * bug where valid CMASK and FMASK are required to be present to avoid
456	 * a hardlock in certain operations but aren't actually used
457	 * for anything useful. */
458	struct r600_resource *dummy_fmask;
459	struct r600_resource *dummy_cmask;
460};
461
462static INLINE void r600_emit_atom(struct r600_context *rctx, struct r600_atom *atom)
463{
464	atom->emit(rctx, atom);
465	atom->dirty = false;
466	if (atom->head.next && atom->head.prev)
467		LIST_DELINIT(&atom->head);
468}
469
470static INLINE void r600_atom_dirty(struct r600_context *rctx, struct r600_atom *state)
471{
472	if (!state->dirty) {
473		if (state->flags & EMIT_EARLY) {
474			LIST_ADD(&state->head, &rctx->dirty_states);
475		} else {
476			LIST_ADDTAIL(&state->head, &rctx->dirty_states);
477		}
478		state->dirty = true;
479	}
480}
481
482/* evergreen_state.c */
483void evergreen_init_common_regs(struct r600_command_buffer *cb,
484				enum chip_class ctx_chip_class,
485				enum radeon_family ctx_family,
486				int ctx_drm_minor);
487
488void evergreen_init_state_functions(struct r600_context *rctx);
489void evergreen_init_atom_start_cs(struct r600_context *rctx);
490void evergreen_pipe_shader_ps(struct pipe_context *ctx, struct r600_pipe_shader *shader);
491void evergreen_pipe_shader_vs(struct pipe_context *ctx, struct r600_pipe_shader *shader);
492void evergreen_fetch_shader(struct pipe_context *ctx, struct r600_vertex_element *ve);
493void *evergreen_create_db_flush_dsa(struct r600_context *rctx);
494void *evergreen_create_resolve_blend(struct r600_context *rctx);
495void *evergreen_create_decompress_blend(struct r600_context *rctx);
496void evergreen_polygon_offset_update(struct r600_context *rctx);
497boolean evergreen_is_format_supported(struct pipe_screen *screen,
498				      enum pipe_format format,
499				      enum pipe_texture_target target,
500				      unsigned sample_count,
501				      unsigned usage);
502void evergreen_init_color_surface(struct r600_context *rctx,
503				  struct r600_surface *surf);
504void evergreen_update_dual_export_state(struct r600_context * rctx);
505
506/* r600_blit.c */
507void r600_copy_buffer(struct pipe_context *ctx, struct
508		      pipe_resource *dst, unsigned dstx,
509		      struct pipe_resource *src, const struct pipe_box *src_box);
510void r600_init_blit_functions(struct r600_context *rctx);
511void r600_blit_decompress_depth(struct pipe_context *ctx,
512		struct r600_texture *texture,
513		struct r600_texture *staging,
514		unsigned first_level, unsigned last_level,
515		unsigned first_layer, unsigned last_layer,
516		unsigned first_sample, unsigned last_sample);
517void r600_decompress_depth_textures(struct r600_context *rctx,
518				    struct r600_samplerview_state *textures);
519void r600_decompress_color_textures(struct r600_context *rctx,
520				    struct r600_samplerview_state *textures);
521
522/* r600_buffer.c */
523bool r600_init_resource(struct r600_screen *rscreen,
524			struct r600_resource *res,
525			unsigned size, unsigned alignment,
526			unsigned bind, unsigned usage);
527struct pipe_resource *r600_buffer_create(struct pipe_screen *screen,
528					 const struct pipe_resource *templ,
529					 unsigned alignment);
530
531/* r600_pipe.c */
532void r600_flush(struct pipe_context *ctx, struct pipe_fence_handle **fence,
533		unsigned flags);
534
535/* r600_query.c */
536void r600_init_query_functions(struct r600_context *rctx);
537void r600_suspend_nontimer_queries(struct r600_context *ctx);
538void r600_resume_nontimer_queries(struct r600_context *ctx);
539void r600_suspend_timer_queries(struct r600_context *ctx);
540void r600_resume_timer_queries(struct r600_context *ctx);
541
542/* r600_resource.c */
543void r600_init_context_resource_functions(struct r600_context *r600);
544
545/* r600_shader.c */
546int r600_pipe_shader_create(struct pipe_context *ctx, struct r600_pipe_shader *shader);
547#ifdef HAVE_OPENCL
548int r600_compute_shader_create(struct pipe_context * ctx,
549	LLVMModuleRef mod,  struct r600_bytecode * bytecode);
550#endif
551void r600_pipe_shader_destroy(struct pipe_context *ctx, struct r600_pipe_shader *shader);
552
553/* r600_state.c */
554void r600_set_scissor_state(struct r600_context *rctx,
555			    const struct pipe_scissor_state *state);
556void r600_init_state_functions(struct r600_context *rctx);
557void r600_init_atom_start_cs(struct r600_context *rctx);
558void r600_pipe_shader_ps(struct pipe_context *ctx, struct r600_pipe_shader *shader);
559void r600_pipe_shader_vs(struct pipe_context *ctx, struct r600_pipe_shader *shader);
560void r600_fetch_shader(struct pipe_context *ctx, struct r600_vertex_element *ve);
561void *r600_create_db_flush_dsa(struct r600_context *rctx);
562void *r600_create_resolve_blend(struct r600_context *rctx);
563void *r700_create_resolve_blend(struct r600_context *rctx);
564void *r600_create_decompress_blend(struct r600_context *rctx);
565void r600_polygon_offset_update(struct r600_context *rctx);
566void r600_adjust_gprs(struct r600_context *rctx);
567boolean r600_is_format_supported(struct pipe_screen *screen,
568				 enum pipe_format format,
569				 enum pipe_texture_target target,
570				 unsigned sample_count,
571				 unsigned usage);
572void r600_update_dual_export_state(struct r600_context * rctx);
573
574/* r600_texture.c */
575void r600_init_screen_texture_functions(struct pipe_screen *screen);
576void r600_init_surface_functions(struct r600_context *r600);
577uint32_t r600_translate_texformat(struct pipe_screen *screen, enum pipe_format format,
578				  const unsigned char *swizzle_view,
579				  uint32_t *word4_p, uint32_t *yuv_format_p);
580unsigned r600_texture_get_offset(struct r600_texture *rtex,
581					unsigned level, unsigned layer);
582
583/* r600_translate.c */
584void r600_translate_index_buffer(struct r600_context *r600,
585				 struct pipe_index_buffer *ib,
586				 unsigned count);
587
588/* r600_state_common.c */
589void r600_init_atom(struct r600_atom *atom,
590		    void (*emit)(struct r600_context *ctx, struct r600_atom *state),
591		    unsigned num_dw, enum r600_atom_flags flags);
592void r600_init_common_atoms(struct r600_context *rctx);
593unsigned r600_get_cb_flush_flags(struct r600_context *rctx);
594void r600_texture_barrier(struct pipe_context *ctx);
595void r600_set_index_buffer(struct pipe_context *ctx,
596			   const struct pipe_index_buffer *ib);
597void r600_vertex_buffers_dirty(struct r600_context *rctx);
598void r600_set_vertex_buffers(struct pipe_context *ctx, unsigned count,
599			     const struct pipe_vertex_buffer *input);
600void r600_sampler_views_dirty(struct r600_context *rctx,
601			      struct r600_samplerview_state *state);
602void r600_set_sampler_views(struct pipe_context *pipe,
603                            unsigned shader,
604                            unsigned start,
605			    unsigned count,
606			    struct pipe_sampler_view **views);
607void r600_bind_vs_samplers(struct pipe_context *ctx, unsigned count, void **states);
608void r600_bind_ps_samplers(struct pipe_context *ctx, unsigned count, void **states);
609void *r600_create_vertex_elements(struct pipe_context *ctx,
610				  unsigned count,
611				  const struct pipe_vertex_element *elements);
612void r600_delete_vertex_element(struct pipe_context *ctx, void *state);
613void r600_bind_blend_state(struct pipe_context *ctx, void *state);
614void r600_set_blend_color(struct pipe_context *ctx,
615			  const struct pipe_blend_color *state);
616void r600_bind_dsa_state(struct pipe_context *ctx, void *state);
617void r600_set_max_scissor(struct r600_context *rctx);
618void r600_bind_rs_state(struct pipe_context *ctx, void *state);
619void r600_delete_rs_state(struct pipe_context *ctx, void *state);
620void r600_sampler_view_destroy(struct pipe_context *ctx,
621			       struct pipe_sampler_view *state);
622void r600_delete_sampler(struct pipe_context *ctx, void *state);
623void r600_delete_state(struct pipe_context *ctx, void *state);
624void r600_bind_vertex_elements(struct pipe_context *ctx, void *state);
625void *r600_create_shader_state_ps(struct pipe_context *ctx,
626                   const struct pipe_shader_state *state);
627void *r600_create_shader_state_vs(struct pipe_context *ctx,
628                   const struct pipe_shader_state *state);
629void r600_bind_ps_shader(struct pipe_context *ctx, void *state);
630void r600_bind_vs_shader(struct pipe_context *ctx, void *state);
631void r600_delete_ps_shader(struct pipe_context *ctx, void *state);
632void r600_delete_vs_shader(struct pipe_context *ctx, void *state);
633void r600_constant_buffers_dirty(struct r600_context *rctx, struct r600_constbuf_state *state);
634void r600_set_constant_buffer(struct pipe_context *ctx, uint shader, uint index,
635			      struct pipe_constant_buffer *cb);
636struct pipe_stream_output_target *
637r600_create_so_target(struct pipe_context *ctx,
638		      struct pipe_resource *buffer,
639		      unsigned buffer_offset,
640		      unsigned buffer_size);
641void r600_so_target_destroy(struct pipe_context *ctx,
642			    struct pipe_stream_output_target *target);
643void r600_set_so_targets(struct pipe_context *ctx,
644			 unsigned num_targets,
645			 struct pipe_stream_output_target **targets,
646			 unsigned append_bitmask);
647void r600_set_sample_mask(struct pipe_context *pipe, unsigned sample_mask);
648void r600_set_pipe_stencil_ref(struct pipe_context *ctx,
649			       const struct pipe_stencil_ref *state);
650void r600_draw_vbo(struct pipe_context *ctx, const struct pipe_draw_info *info);
651void r600_draw_rectangle(struct blitter_context *blitter,
652			 unsigned x1, unsigned y1, unsigned x2, unsigned y2, float depth,
653			 enum blitter_attrib_type type, const union pipe_color_union *attrib);
654uint32_t r600_translate_stencil_op(int s_op);
655uint32_t r600_translate_fill(uint32_t func);
656unsigned r600_tex_wrap(unsigned wrap);
657unsigned r600_tex_filter(unsigned filter);
658unsigned r600_tex_mipfilter(unsigned filter);
659unsigned r600_tex_compare(unsigned compare);
660
661/*
662 * Helpers for building command buffers
663 */
664
665#define PKT3_SET_CONFIG_REG	0x68
666#define PKT3_SET_CONTEXT_REG	0x69
667#define PKT3_SET_CTL_CONST      0x6F
668#define PKT3_SET_LOOP_CONST                    0x6C
669
670#define R600_CONFIG_REG_OFFSET	0x08000
671#define R600_CONTEXT_REG_OFFSET 0x28000
672#define R600_CTL_CONST_OFFSET   0x3CFF0
673#define R600_LOOP_CONST_OFFSET                 0X0003E200
674#define EG_LOOP_CONST_OFFSET               0x0003A200
675
676#define PKT_TYPE_S(x)                   (((x) & 0x3) << 30)
677#define PKT_COUNT_S(x)                  (((x) & 0x3FFF) << 16)
678#define PKT3_IT_OPCODE_S(x)             (((x) & 0xFF) << 8)
679#define PKT3_PREDICATE(x)               (((x) >> 0) & 0x1)
680#define PKT3(op, count, predicate) (PKT_TYPE_S(3) | PKT_COUNT_S(count) | PKT3_IT_OPCODE_S(op) | PKT3_PREDICATE(predicate))
681
682#define RADEON_CP_PACKET3_COMPUTE_MODE 0x00000002
683
684/*Evergreen Compute packet3*/
685#define PKT3C(op, count, predicate) (PKT_TYPE_S(3) | PKT3_IT_OPCODE_S(op) | PKT_COUNT_S(count) | PKT3_PREDICATE(predicate) | RADEON_CP_PACKET3_COMPUTE_MODE)
686
687static INLINE void r600_store_value(struct r600_command_buffer *cb, unsigned value)
688{
689	cb->buf[cb->atom.num_dw++] = value;
690}
691
692static INLINE void r600_store_config_reg_seq(struct r600_command_buffer *cb, unsigned reg, unsigned num)
693{
694	assert(reg < R600_CONTEXT_REG_OFFSET);
695	assert(cb->atom.num_dw+2+num <= cb->max_num_dw);
696	cb->buf[cb->atom.num_dw++] = PKT3(PKT3_SET_CONFIG_REG, num, 0);
697	cb->buf[cb->atom.num_dw++] = (reg - R600_CONFIG_REG_OFFSET) >> 2;
698}
699
700/**
701 * Needs cb->pkt_flags set to  RADEON_CP_PACKET3_COMPUTE_MODE for compute
702 * shaders.
703 */
704static INLINE void r600_store_context_reg_seq(struct r600_command_buffer *cb, unsigned reg, unsigned num)
705{
706	assert(reg >= R600_CONTEXT_REG_OFFSET && reg < R600_CTL_CONST_OFFSET);
707	assert(cb->atom.num_dw+2+num <= cb->max_num_dw);
708	cb->buf[cb->atom.num_dw++] = PKT3(PKT3_SET_CONTEXT_REG, num, 0) | cb->pkt_flags;
709	cb->buf[cb->atom.num_dw++] = (reg - R600_CONTEXT_REG_OFFSET) >> 2;
710}
711
712/**
713 * Needs cb->pkt_flags set to  RADEON_CP_PACKET3_COMPUTE_MODE for compute
714 * shaders.
715 */
716static INLINE void r600_store_ctl_const_seq(struct r600_command_buffer *cb, unsigned reg, unsigned num)
717{
718	assert(reg >= R600_CTL_CONST_OFFSET);
719	assert(cb->atom.num_dw+2+num <= cb->max_num_dw);
720	cb->buf[cb->atom.num_dw++] = PKT3(PKT3_SET_CTL_CONST, num, 0) | cb->pkt_flags;
721	cb->buf[cb->atom.num_dw++] = (reg - R600_CTL_CONST_OFFSET) >> 2;
722}
723
724static INLINE void r600_store_loop_const_seq(struct r600_command_buffer *cb, unsigned reg, unsigned num)
725{
726	assert(reg >= R600_LOOP_CONST_OFFSET);
727	assert(cb->atom.num_dw+2+num <= cb->max_num_dw);
728	cb->buf[cb->atom.num_dw++] = PKT3(PKT3_SET_LOOP_CONST, num, 0);
729	cb->buf[cb->atom.num_dw++] = (reg - R600_LOOP_CONST_OFFSET) >> 2;
730}
731
732/**
733 * Needs cb->pkt_flags set to  RADEON_CP_PACKET3_COMPUTE_MODE for compute
734 * shaders.
735 */
736static INLINE void eg_store_loop_const_seq(struct r600_command_buffer *cb, unsigned reg, unsigned num)
737{
738	assert(reg >= EG_LOOP_CONST_OFFSET);
739	assert(cb->atom.num_dw+2+num <= cb->max_num_dw);
740	cb->buf[cb->atom.num_dw++] = PKT3(PKT3_SET_LOOP_CONST, num, 0) | cb->pkt_flags;
741	cb->buf[cb->atom.num_dw++] = (reg - EG_LOOP_CONST_OFFSET) >> 2;
742}
743
744static INLINE void r600_store_config_reg(struct r600_command_buffer *cb, unsigned reg, unsigned value)
745{
746	r600_store_config_reg_seq(cb, reg, 1);
747	r600_store_value(cb, value);
748}
749
750static INLINE void r600_store_context_reg(struct r600_command_buffer *cb, unsigned reg, unsigned value)
751{
752	r600_store_context_reg_seq(cb, reg, 1);
753	r600_store_value(cb, value);
754}
755
756static INLINE void r600_store_ctl_const(struct r600_command_buffer *cb, unsigned reg, unsigned value)
757{
758	r600_store_ctl_const_seq(cb, reg, 1);
759	r600_store_value(cb, value);
760}
761
762static INLINE void r600_store_loop_const(struct r600_command_buffer *cb, unsigned reg, unsigned value)
763{
764	r600_store_loop_const_seq(cb, reg, 1);
765	r600_store_value(cb, value);
766}
767
768static INLINE void eg_store_loop_const(struct r600_command_buffer *cb, unsigned reg, unsigned value)
769{
770	eg_store_loop_const_seq(cb, reg, 1);
771	r600_store_value(cb, value);
772}
773
774void r600_init_command_buffer(struct r600_command_buffer *cb, unsigned num_dw, enum r600_atom_flags flags);
775void r600_release_command_buffer(struct r600_command_buffer *cb);
776
777/*
778 * Helpers for emitting state into a command stream directly.
779 */
780
781static INLINE unsigned r600_context_bo_reloc(struct r600_context *ctx, struct r600_resource *rbo,
782					     enum radeon_bo_usage usage)
783{
784	assert(usage);
785	return ctx->ws->cs_add_reloc(ctx->cs, rbo->cs_buf, usage, rbo->domains) * 4;
786}
787
788static INLINE void r600_write_value(struct radeon_winsys_cs *cs, unsigned value)
789{
790	cs->buf[cs->cdw++] = value;
791}
792
793static INLINE void r600_write_array(struct radeon_winsys_cs *cs, unsigned num, unsigned *ptr)
794{
795	assert(cs->cdw+num <= RADEON_MAX_CMDBUF_DWORDS);
796	memcpy(&cs->buf[cs->cdw], ptr, num * sizeof(ptr[0]));
797	cs->cdw += num;
798}
799
800static INLINE void r600_write_config_reg_seq(struct radeon_winsys_cs *cs, unsigned reg, unsigned num)
801{
802	assert(reg < R600_CONTEXT_REG_OFFSET);
803	assert(cs->cdw+2+num <= RADEON_MAX_CMDBUF_DWORDS);
804	cs->buf[cs->cdw++] = PKT3(PKT3_SET_CONFIG_REG, num, 0);
805	cs->buf[cs->cdw++] = (reg - R600_CONFIG_REG_OFFSET) >> 2;
806}
807
808static INLINE void r600_write_context_reg_seq(struct radeon_winsys_cs *cs, unsigned reg, unsigned num)
809{
810	assert(reg >= R600_CONTEXT_REG_OFFSET && reg < R600_CTL_CONST_OFFSET);
811	assert(cs->cdw+2+num <= RADEON_MAX_CMDBUF_DWORDS);
812	cs->buf[cs->cdw++] = PKT3(PKT3_SET_CONTEXT_REG, num, 0);
813	cs->buf[cs->cdw++] = (reg - R600_CONTEXT_REG_OFFSET) >> 2;
814}
815
816static INLINE void r600_write_compute_context_reg_seq(struct radeon_winsys_cs *cs, unsigned reg, unsigned num)
817{
818	r600_write_context_reg_seq(cs, reg, num);
819	/* Set the compute bit on the packet header */
820	cs->buf[cs->cdw - 2] |= RADEON_CP_PACKET3_COMPUTE_MODE;
821}
822
823static INLINE void r600_write_ctl_const_seq(struct radeon_winsys_cs *cs, unsigned reg, unsigned num)
824{
825	assert(reg >= R600_CTL_CONST_OFFSET);
826	assert(cs->cdw+2+num <= RADEON_MAX_CMDBUF_DWORDS);
827	cs->buf[cs->cdw++] = PKT3(PKT3_SET_CTL_CONST, num, 0);
828	cs->buf[cs->cdw++] = (reg - R600_CTL_CONST_OFFSET) >> 2;
829}
830
831static INLINE void r600_write_config_reg(struct radeon_winsys_cs *cs, unsigned reg, unsigned value)
832{
833	r600_write_config_reg_seq(cs, reg, 1);
834	r600_write_value(cs, value);
835}
836
837static INLINE void r600_write_context_reg(struct radeon_winsys_cs *cs, unsigned reg, unsigned value)
838{
839	r600_write_context_reg_seq(cs, reg, 1);
840	r600_write_value(cs, value);
841}
842
843static INLINE void r600_write_compute_context_reg(struct radeon_winsys_cs *cs, unsigned reg, unsigned value)
844{
845	r600_write_compute_context_reg_seq(cs, reg, 1);
846	r600_write_value(cs, value);
847}
848
849static INLINE void r600_write_ctl_const(struct radeon_winsys_cs *cs, unsigned reg, unsigned value)
850{
851	r600_write_ctl_const_seq(cs, reg, 1);
852	r600_write_value(cs, value);
853}
854
855/*
856 * common helpers
857 */
858static INLINE uint32_t S_FIXED(float value, uint32_t frac_bits)
859{
860	return value * (1 << frac_bits);
861}
862#define ALIGN_DIVUP(x, y) (((x) + (y) - 1) / (y))
863
864static inline unsigned r600_tex_aniso_filter(unsigned filter)
865{
866	if (filter <= 1)   return 0;
867	if (filter <= 2)   return 1;
868	if (filter <= 4)   return 2;
869	if (filter <= 8)   return 3;
870	 /* else */        return 4;
871}
872
873/* 12.4 fixed-point */
874static INLINE unsigned r600_pack_float_12p4(float x)
875{
876	return x <= 0    ? 0 :
877	       x >= 4096 ? 0xffff : x * 16;
878}
879
880static INLINE uint64_t r600_resource_va(struct pipe_screen *screen, struct pipe_resource *resource)
881{
882	struct r600_screen *rscreen = (struct r600_screen*)screen;
883	struct r600_resource *rresource = (struct r600_resource*)resource;
884
885	return rscreen->ws->buffer_get_virtual_address(rresource->cs_buf);
886}
887
888#endif
889