r600_pipe.h revision af69d88d
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 "../radeon/r600_pipe_common.h"
30#include "../radeon/r600_cs.h"
31
32#include "r600_llvm.h"
33#include "r600_public.h"
34
35#include "util/u_suballoc.h"
36#include "util/u_double_list.h"
37#include "util/u_transfer.h"
38
39#define R600_NUM_ATOMS 73
40
41/* the number of CS dwords for flushing and drawing */
42#define R600_MAX_FLUSH_CS_DWORDS	16
43#define R600_MAX_DRAW_CS_DWORDS		40
44#define R600_TRACE_CS_DWORDS		7
45
46#define R600_MAX_USER_CONST_BUFFERS 13
47#define R600_MAX_DRIVER_CONST_BUFFERS 4
48#define R600_MAX_CONST_BUFFERS (R600_MAX_USER_CONST_BUFFERS + R600_MAX_DRIVER_CONST_BUFFERS)
49
50/* start driver buffers after user buffers */
51#define R600_UCP_CONST_BUFFER (R600_MAX_USER_CONST_BUFFERS)
52#define R600_TXQ_CONST_BUFFER (R600_MAX_USER_CONST_BUFFERS + 1)
53#define R600_BUFFER_INFO_CONST_BUFFER (R600_MAX_USER_CONST_BUFFERS + 2)
54#define R600_GS_RING_CONST_BUFFER (R600_MAX_USER_CONST_BUFFERS + 3)
55
56#define R600_MAX_CONST_BUFFER_SIZE (4096 * sizeof(float[4]))
57
58#ifdef PIPE_ARCH_BIG_ENDIAN
59#define R600_BIG_ENDIAN 1
60#else
61#define R600_BIG_ENDIAN 0
62#endif
63
64struct r600_context;
65struct r600_bytecode;
66struct r600_shader_key;
67
68/* This is an atom containing GPU commands that never change.
69 * This is supposed to be copied directly into the CS. */
70struct r600_command_buffer {
71	uint32_t *buf;
72	unsigned num_dw;
73	unsigned max_num_dw;
74	unsigned pkt_flags;
75};
76
77struct r600_db_state {
78	struct r600_atom		atom;
79	struct r600_surface		*rsurf;
80};
81
82struct r600_db_misc_state {
83	struct r600_atom		atom;
84	bool				occlusion_query_enabled;
85	bool				flush_depthstencil_through_cb;
86	bool				flush_depthstencil_in_place;
87	bool				copy_depth, copy_stencil;
88	unsigned			copy_sample;
89	unsigned			log_samples;
90	unsigned			db_shader_control;
91	bool				htile_clear;
92};
93
94struct r600_cb_misc_state {
95	struct r600_atom atom;
96	unsigned cb_color_control; /* this comes from blend state */
97	unsigned blend_colormask; /* 8*4 bits for 8 RGBA colorbuffers */
98	unsigned nr_cbufs;
99	unsigned nr_ps_color_outputs;
100	bool multiwrite;
101	bool dual_src_blend;
102};
103
104struct r600_clip_misc_state {
105	struct r600_atom atom;
106	unsigned pa_cl_clip_cntl;   /* from rasterizer    */
107	unsigned pa_cl_vs_out_cntl; /* from vertex shader */
108	unsigned clip_plane_enable; /* from rasterizer    */
109	unsigned clip_dist_write;   /* from vertex shader */
110	boolean clip_disable;       /* from vertex shader */
111};
112
113struct r600_alphatest_state {
114	struct r600_atom atom;
115	unsigned sx_alpha_test_control; /* this comes from dsa state */
116	unsigned sx_alpha_ref; /* this comes from dsa state */
117	bool bypass;
118	bool cb0_export_16bpc; /* from set_framebuffer_state */
119};
120
121struct r600_vgt_state {
122	struct r600_atom atom;
123	uint32_t vgt_multi_prim_ib_reset_en;
124	uint32_t vgt_multi_prim_ib_reset_indx;
125	uint32_t vgt_indx_offset;
126};
127
128struct r600_blend_color {
129	struct r600_atom atom;
130	struct pipe_blend_color state;
131};
132
133struct r600_clip_state {
134	struct r600_atom atom;
135	struct pipe_clip_state state;
136};
137
138struct r600_cs_shader_state {
139	struct r600_atom atom;
140	unsigned kernel_index;
141	struct r600_pipe_compute *shader;
142};
143
144struct r600_framebuffer {
145	struct r600_atom atom;
146	struct pipe_framebuffer_state state;
147	unsigned compressed_cb_mask;
148	unsigned nr_samples;
149	bool export_16bpc;
150	bool cb0_is_integer;
151	bool is_msaa_resolve;
152};
153
154struct r600_sample_mask {
155	struct r600_atom atom;
156	uint16_t sample_mask; /* there are only 8 bits on EG, 16 bits on Cayman */
157};
158
159struct r600_config_state {
160	struct r600_atom atom;
161	unsigned sq_gpr_resource_mgmt_1;
162	unsigned sq_gpr_resource_mgmt_2;
163};
164
165struct r600_stencil_ref
166{
167	ubyte ref_value[2];
168	ubyte valuemask[2];
169	ubyte writemask[2];
170};
171
172struct r600_stencil_ref_state {
173	struct r600_atom atom;
174	struct r600_stencil_ref state;
175	struct pipe_stencil_ref pipe_state;
176};
177
178struct r600_viewport_state {
179	struct r600_atom atom;
180	struct pipe_viewport_state state;
181	int idx;
182};
183
184struct r600_shader_stages_state {
185	struct r600_atom atom;
186	unsigned geom_enable;
187};
188
189struct r600_gs_rings_state {
190	struct r600_atom atom;
191	unsigned enable;
192	struct pipe_constant_buffer esgs_ring;
193	struct pipe_constant_buffer gsvs_ring;
194};
195
196/* This must start from 16. */
197/* features */
198#define DBG_LLVM		(1 << 17)
199#define DBG_NO_CP_DMA		(1 << 18)
200/* shader backend */
201#define DBG_NO_SB		(1 << 21)
202#define DBG_SB_CS		(1 << 22)
203#define DBG_SB_DRY_RUN	(1 << 23)
204#define DBG_SB_STAT		(1 << 24)
205#define DBG_SB_DUMP		(1 << 25)
206#define DBG_SB_NO_FALLBACK	(1 << 26)
207#define DBG_SB_DISASM	(1 << 27)
208#define DBG_SB_SAFEMATH	(1 << 28)
209
210struct r600_screen {
211	struct r600_common_screen	b;
212	bool				has_msaa;
213	bool				has_compressed_msaa_texturing;
214
215	/*for compute global memory binding, we allocate stuff here, instead of
216	 * buffers.
217	 * XXX: Not sure if this is the best place for global_pool.  Also,
218	 * it's not thread safe, so it won't work with multiple contexts. */
219	struct compute_memory_pool *global_pool;
220};
221
222struct r600_pipe_sampler_view {
223	struct pipe_sampler_view	base;
224	struct list_head		list;
225	struct r600_resource		*tex_resource;
226	uint32_t			tex_resource_words[8];
227	bool				skip_mip_address_reloc;
228};
229
230struct r600_rasterizer_state {
231	struct r600_command_buffer	buffer;
232	boolean				flatshade;
233	boolean				two_side;
234	unsigned			sprite_coord_enable;
235	unsigned                        clip_plane_enable;
236	unsigned			pa_sc_line_stipple;
237	unsigned			pa_cl_clip_cntl;
238	unsigned			pa_su_sc_mode_cntl;
239	float				offset_units;
240	float				offset_scale;
241	bool				offset_enable;
242	bool				scissor_enable;
243	bool				multisample_enable;
244};
245
246struct r600_poly_offset_state {
247	struct r600_atom		atom;
248	enum pipe_format		zs_format;
249	float				offset_units;
250	float				offset_scale;
251};
252
253struct r600_blend_state {
254	struct r600_command_buffer	buffer;
255	struct r600_command_buffer	buffer_no_blend;
256	unsigned			cb_target_mask;
257	unsigned			cb_color_control;
258	unsigned			cb_color_control_no_blend;
259	bool				dual_src_blend;
260	bool				alpha_to_one;
261};
262
263struct r600_dsa_state {
264	struct r600_command_buffer	buffer;
265	unsigned			alpha_ref;
266	ubyte				valuemask[2];
267	ubyte				writemask[2];
268	unsigned			zwritemask;
269	unsigned			sx_alpha_test_control;
270};
271
272struct r600_pipe_shader;
273
274struct r600_pipe_shader_selector {
275	struct r600_pipe_shader *current;
276
277	struct tgsi_token       *tokens;
278	struct pipe_stream_output_info  so;
279
280	unsigned	num_shaders;
281
282	/* PIPE_SHADER_[VERTEX|FRAGMENT|...] */
283	unsigned	type;
284
285	unsigned	nr_ps_max_color_exports;
286};
287
288struct r600_pipe_sampler_state {
289	uint32_t			tex_sampler_words[3];
290	union pipe_color_union		border_color;
291	bool				border_color_use;
292	bool				seamless_cube_map;
293};
294
295/* needed for blitter save */
296#define NUM_TEX_UNITS 16
297
298struct r600_seamless_cube_map {
299	struct r600_atom		atom;
300	bool				enabled;
301};
302
303struct r600_samplerview_state {
304	struct r600_atom		atom;
305	struct r600_pipe_sampler_view	*views[NUM_TEX_UNITS];
306	uint32_t			enabled_mask;
307	uint32_t			dirty_mask;
308	uint32_t			compressed_depthtex_mask; /* which textures are depth */
309	uint32_t			compressed_colortex_mask;
310	boolean                         dirty_txq_constants;
311	boolean				dirty_buffer_constants;
312};
313
314struct r600_sampler_states {
315	struct r600_atom		atom;
316	struct r600_pipe_sampler_state	*states[NUM_TEX_UNITS];
317	uint32_t			enabled_mask;
318	uint32_t			dirty_mask;
319	uint32_t			has_bordercolor_mask; /* which states contain the border color */
320};
321
322struct r600_textures_info {
323	struct r600_samplerview_state	views;
324	struct r600_sampler_states	states;
325	bool				is_array_sampler[NUM_TEX_UNITS];
326
327	/* cube array txq workaround */
328	uint32_t			*txq_constants;
329	/* buffer related workarounds */
330	uint32_t			*buffer_constants;
331};
332
333struct r600_constbuf_state
334{
335	struct r600_atom		atom;
336	struct pipe_constant_buffer	cb[PIPE_MAX_CONSTANT_BUFFERS];
337	uint32_t			enabled_mask;
338	uint32_t			dirty_mask;
339};
340
341struct r600_vertexbuf_state
342{
343	struct r600_atom		atom;
344	struct pipe_vertex_buffer	vb[PIPE_MAX_ATTRIBS];
345	uint32_t			enabled_mask; /* non-NULL buffers */
346	uint32_t			dirty_mask;
347};
348
349/* CSO (constant state object, in other words, immutable state). */
350struct r600_cso_state
351{
352	struct r600_atom atom;
353	void *cso; /* e.g. r600_blend_state */
354	struct r600_command_buffer *cb;
355};
356
357struct r600_scissor_state
358{
359	struct r600_atom		atom;
360	struct pipe_scissor_state	scissor;
361	bool				enable; /* r6xx only */
362	int idx;
363};
364
365struct r600_fetch_shader {
366	struct r600_resource		*buffer;
367	unsigned			offset;
368};
369
370struct r600_shader_state {
371	struct r600_atom		atom;
372	struct r600_pipe_shader *shader;
373};
374
375struct r600_context {
376	struct r600_common_context	b;
377	struct r600_screen		*screen;
378	struct blitter_context		*blitter;
379	struct u_suballocator		*allocator_fetch_shader;
380
381	/* Hardware info. */
382	boolean				has_vertex_cache;
383	boolean				keep_tiling_flags;
384	unsigned			default_ps_gprs, default_vs_gprs;
385	unsigned			r6xx_num_clause_temp_gprs;
386
387	/* Miscellaneous state objects. */
388	void				*custom_dsa_flush;
389	void				*custom_blend_resolve;
390	void				*custom_blend_decompress;
391	void                            *custom_blend_fastclear;
392	/* With rasterizer discard, there doesn't have to be a pixel shader.
393	 * In that case, we bind this one: */
394	void				*dummy_pixel_shader;
395	/* These dummy CMASK and FMASK buffers are used to get around the R6xx hardware
396	 * bug where valid CMASK and FMASK are required to be present to avoid
397	 * a hardlock in certain operations but aren't actually used
398	 * for anything useful. */
399	struct r600_resource		*dummy_fmask;
400	struct r600_resource		*dummy_cmask;
401
402	/* State binding slots are here. */
403	struct r600_atom		*atoms[R600_NUM_ATOMS];
404	/* States for CS initialization. */
405	struct r600_command_buffer	start_cs_cmd; /* invariant state mostly */
406	/** Compute specific registers initializations.  The start_cs_cmd atom
407	 *  must be emitted before start_compute_cs_cmd. */
408	struct r600_command_buffer      start_compute_cs_cmd;
409	/* Register states. */
410	struct r600_alphatest_state	alphatest_state;
411	struct r600_cso_state		blend_state;
412	struct r600_blend_color		blend_color;
413	struct r600_cb_misc_state	cb_misc_state;
414	struct r600_clip_misc_state	clip_misc_state;
415	struct r600_clip_state		clip_state;
416	struct r600_db_misc_state	db_misc_state;
417	struct r600_db_state		db_state;
418	struct r600_cso_state		dsa_state;
419	struct r600_framebuffer		framebuffer;
420	struct r600_poly_offset_state	poly_offset_state;
421	struct r600_cso_state		rasterizer_state;
422	struct r600_sample_mask		sample_mask;
423	struct r600_scissor_state	scissor[16];
424	struct r600_seamless_cube_map	seamless_cube_map;
425	struct r600_config_state	config_state;
426	struct r600_stencil_ref_state	stencil_ref;
427	struct r600_vgt_state		vgt_state;
428	struct r600_viewport_state	viewport[16];
429	/* Shaders and shader resources. */
430	struct r600_cso_state		vertex_fetch_shader;
431	struct r600_shader_state	vertex_shader;
432	struct r600_shader_state	pixel_shader;
433	struct r600_shader_state	geometry_shader;
434	struct r600_shader_state	export_shader;
435	struct r600_cs_shader_state	cs_shader_state;
436	struct r600_shader_stages_state shader_stages;
437	struct r600_gs_rings_state	gs_rings;
438	struct r600_constbuf_state	constbuf_state[PIPE_SHADER_TYPES];
439	struct r600_textures_info	samplers[PIPE_SHADER_TYPES];
440	/** Vertex buffers for fetch shaders */
441	struct r600_vertexbuf_state	vertex_buffer_state;
442	/** Vertex buffers for compute shaders */
443	struct r600_vertexbuf_state	cs_vertex_buffer_state;
444
445	/* Additional context states. */
446	unsigned			compute_cb_target_mask;
447	struct r600_pipe_shader_selector *ps_shader;
448	struct r600_pipe_shader_selector *vs_shader;
449	struct r600_pipe_shader_selector *gs_shader;
450	struct r600_rasterizer_state	*rasterizer;
451	bool				alpha_to_one;
452	bool				force_blend_disable;
453	boolean				dual_src_blend;
454	unsigned			zwritemask;
455
456	/* Index buffer. */
457	struct pipe_index_buffer	index_buffer;
458
459	/* Last draw state (-1 = unset). */
460	int				last_primitive_type; /* Last primitive type used in draw_vbo. */
461	int				last_start_instance;
462
463	void				*sb_context;
464	struct r600_isa		*isa;
465};
466
467static INLINE void r600_emit_command_buffer(struct radeon_winsys_cs *cs,
468					    struct r600_command_buffer *cb)
469{
470	assert(cs->cdw + cb->num_dw <= RADEON_MAX_CMDBUF_DWORDS);
471	memcpy(cs->buf + cs->cdw, cb->buf, 4 * cb->num_dw);
472	cs->cdw += cb->num_dw;
473}
474
475void r600_trace_emit(struct r600_context *rctx);
476
477static INLINE void r600_emit_atom(struct r600_context *rctx, struct r600_atom *atom)
478{
479	atom->emit(&rctx->b, atom);
480	atom->dirty = false;
481	if (rctx->screen->b.trace_bo) {
482		r600_trace_emit(rctx);
483	}
484}
485
486static INLINE void r600_set_cso_state(struct r600_cso_state *state, void *cso)
487{
488	state->cso = cso;
489	state->atom.dirty = cso != NULL;
490}
491
492static INLINE void r600_set_cso_state_with_cb(struct r600_cso_state *state, void *cso,
493					      struct r600_command_buffer *cb)
494{
495	state->cb = cb;
496	state->atom.num_dw = cb ? cb->num_dw : 0;
497	r600_set_cso_state(state, cso);
498}
499
500/* compute_memory_pool.c */
501struct compute_memory_pool;
502void compute_memory_pool_delete(struct compute_memory_pool* pool);
503struct compute_memory_pool* compute_memory_pool_new(
504	struct r600_screen *rscreen);
505
506/* evergreen_compute.c */
507void evergreen_set_cs_sampler_view(struct pipe_context *ctx_,
508                                   unsigned start_slot, unsigned count,
509                                   struct pipe_sampler_view **views);
510
511/* evergreen_state.c */
512struct pipe_sampler_view *
513evergreen_create_sampler_view_custom(struct pipe_context *ctx,
514				     struct pipe_resource *texture,
515				     const struct pipe_sampler_view *state,
516				     unsigned width0, unsigned height0,
517				     unsigned force_level);
518void evergreen_init_common_regs(struct r600_command_buffer *cb,
519				enum chip_class ctx_chip_class,
520				enum radeon_family ctx_family,
521				int ctx_drm_minor);
522void cayman_init_common_regs(struct r600_command_buffer *cb,
523			     enum chip_class ctx_chip_class,
524			     enum radeon_family ctx_family,
525			     int ctx_drm_minor);
526
527void evergreen_init_state_functions(struct r600_context *rctx);
528void evergreen_init_atom_start_cs(struct r600_context *rctx);
529void evergreen_update_ps_state(struct pipe_context *ctx, struct r600_pipe_shader *shader);
530void evergreen_update_es_state(struct pipe_context *ctx, struct r600_pipe_shader *shader);
531void evergreen_update_gs_state(struct pipe_context *ctx, struct r600_pipe_shader *shader);
532void evergreen_update_vs_state(struct pipe_context *ctx, struct r600_pipe_shader *shader);
533void *evergreen_create_db_flush_dsa(struct r600_context *rctx);
534void *evergreen_create_resolve_blend(struct r600_context *rctx);
535void *evergreen_create_decompress_blend(struct r600_context *rctx);
536void *evergreen_create_fastclear_blend(struct r600_context *rctx);
537boolean evergreen_is_format_supported(struct pipe_screen *screen,
538				      enum pipe_format format,
539				      enum pipe_texture_target target,
540				      unsigned sample_count,
541				      unsigned usage);
542void evergreen_init_color_surface(struct r600_context *rctx,
543				  struct r600_surface *surf);
544void evergreen_init_color_surface_rat(struct r600_context *rctx,
545					struct r600_surface *surf);
546void evergreen_update_db_shader_control(struct r600_context * rctx);
547
548/* r600_blit.c */
549void r600_init_blit_functions(struct r600_context *rctx);
550void r600_decompress_depth_textures(struct r600_context *rctx,
551				    struct r600_samplerview_state *textures);
552void r600_decompress_color_textures(struct r600_context *rctx,
553				    struct r600_samplerview_state *textures);
554
555/* r600_shader.c */
556int r600_pipe_shader_create(struct pipe_context *ctx,
557			    struct r600_pipe_shader *shader,
558			    struct r600_shader_key key);
559
560void r600_pipe_shader_destroy(struct pipe_context *ctx, struct r600_pipe_shader *shader);
561
562/* r600_state.c */
563struct pipe_sampler_view *
564r600_create_sampler_view_custom(struct pipe_context *ctx,
565				struct pipe_resource *texture,
566				const struct pipe_sampler_view *state,
567				unsigned width_first_level, unsigned height_first_level);
568void r600_init_state_functions(struct r600_context *rctx);
569void r600_init_atom_start_cs(struct r600_context *rctx);
570void r600_update_ps_state(struct pipe_context *ctx, struct r600_pipe_shader *shader);
571void r600_update_es_state(struct pipe_context *ctx, struct r600_pipe_shader *shader);
572void r600_update_gs_state(struct pipe_context *ctx, struct r600_pipe_shader *shader);
573void r600_update_vs_state(struct pipe_context *ctx, struct r600_pipe_shader *shader);
574void *r600_create_db_flush_dsa(struct r600_context *rctx);
575void *r600_create_resolve_blend(struct r600_context *rctx);
576void *r700_create_resolve_blend(struct r600_context *rctx);
577void *r600_create_decompress_blend(struct r600_context *rctx);
578bool r600_adjust_gprs(struct r600_context *rctx);
579boolean r600_is_format_supported(struct pipe_screen *screen,
580				 enum pipe_format format,
581				 enum pipe_texture_target target,
582				 unsigned sample_count,
583				 unsigned usage);
584void r600_update_db_shader_control(struct r600_context * rctx);
585
586/* r600_hw_context.c */
587void r600_context_gfx_flush(void *context, unsigned flags,
588			    struct pipe_fence_handle **fence);
589void r600_begin_new_cs(struct r600_context *ctx);
590void r600_flush_emit(struct r600_context *ctx);
591void r600_need_cs_space(struct r600_context *ctx, unsigned num_dw, boolean count_draw_in);
592void r600_cp_dma_copy_buffer(struct r600_context *rctx,
593			     struct pipe_resource *dst, uint64_t dst_offset,
594			     struct pipe_resource *src, uint64_t src_offset,
595			     unsigned size);
596void evergreen_cp_dma_clear_buffer(struct r600_context *rctx,
597				   struct pipe_resource *dst, uint64_t offset,
598				   unsigned size, uint32_t clear_value);
599void r600_dma_copy_buffer(struct r600_context *rctx,
600			  struct pipe_resource *dst,
601			  struct pipe_resource *src,
602			  uint64_t dst_offset,
603			  uint64_t src_offset,
604			  uint64_t size);
605
606/*
607 * evergreen_hw_context.c
608 */
609void evergreen_dma_copy_buffer(struct r600_context *rctx,
610			       struct pipe_resource *dst,
611			       struct pipe_resource *src,
612			       uint64_t dst_offset,
613			       uint64_t src_offset,
614			       uint64_t size);
615
616/* r600_state_common.c */
617void r600_init_common_state_functions(struct r600_context *rctx);
618void r600_emit_cso_state(struct r600_context *rctx, struct r600_atom *atom);
619void r600_emit_alphatest_state(struct r600_context *rctx, struct r600_atom *atom);
620void r600_emit_blend_color(struct r600_context *rctx, struct r600_atom *atom);
621void r600_emit_vgt_state(struct r600_context *rctx, struct r600_atom *atom);
622void r600_emit_clip_misc_state(struct r600_context *rctx, struct r600_atom *atom);
623void r600_emit_stencil_ref(struct r600_context *rctx, struct r600_atom *atom);
624void r600_emit_viewport_state(struct r600_context *rctx, struct r600_atom *atom);
625void r600_emit_shader(struct r600_context *rctx, struct r600_atom *a);
626void r600_init_atom(struct r600_context *rctx, struct r600_atom *atom, unsigned id,
627		    void (*emit)(struct r600_context *ctx, struct r600_atom *state),
628		    unsigned num_dw);
629void r600_vertex_buffers_dirty(struct r600_context *rctx);
630void r600_sampler_views_dirty(struct r600_context *rctx,
631			      struct r600_samplerview_state *state);
632void r600_sampler_states_dirty(struct r600_context *rctx,
633			       struct r600_sampler_states *state);
634void r600_constant_buffers_dirty(struct r600_context *rctx, struct r600_constbuf_state *state);
635uint32_t r600_translate_stencil_op(int s_op);
636uint32_t r600_translate_fill(uint32_t func);
637unsigned r600_tex_wrap(unsigned wrap);
638unsigned r600_tex_filter(unsigned filter);
639unsigned r600_tex_mipfilter(unsigned filter);
640unsigned r600_tex_compare(unsigned compare);
641bool sampler_state_needs_border_color(const struct pipe_sampler_state *state);
642struct pipe_surface *r600_create_surface_custom(struct pipe_context *pipe,
643						struct pipe_resource *texture,
644						const struct pipe_surface *templ,
645						unsigned width, unsigned height);
646unsigned r600_get_swizzle_combined(const unsigned char *swizzle_format,
647				   const unsigned char *swizzle_view,
648				   boolean vtx);
649uint32_t r600_translate_texformat(struct pipe_screen *screen, enum pipe_format format,
650				  const unsigned char *swizzle_view,
651				  uint32_t *word4_p, uint32_t *yuv_format_p);
652uint32_t r600_translate_colorformat(enum chip_class chip, enum pipe_format format);
653uint32_t r600_colorformat_endian_swap(uint32_t colorformat);
654
655/* r600_uvd.c */
656struct pipe_video_codec *r600_uvd_create_decoder(struct pipe_context *context,
657						   const struct pipe_video_codec *decoder);
658
659struct pipe_video_buffer *r600_video_buffer_create(struct pipe_context *pipe,
660						   const struct pipe_video_buffer *tmpl);
661
662/*
663 * Helpers for building command buffers
664 */
665
666#define PKT3_SET_CONFIG_REG	0x68
667#define PKT3_SET_CONTEXT_REG	0x69
668#define PKT3_SET_CTL_CONST      0x6F
669#define PKT3_SET_LOOP_CONST                    0x6C
670
671#define R600_CONFIG_REG_OFFSET	0x08000
672#define R600_CONTEXT_REG_OFFSET 0x28000
673#define R600_CTL_CONST_OFFSET   0x3CFF0
674#define R600_LOOP_CONST_OFFSET                 0X0003E200
675#define EG_LOOP_CONST_OFFSET               0x0003A200
676
677#define PKT_TYPE_S(x)                   (((x) & 0x3) << 30)
678#define PKT_COUNT_S(x)                  (((x) & 0x3FFF) << 16)
679#define PKT3_IT_OPCODE_S(x)             (((x) & 0xFF) << 8)
680#define PKT3_PREDICATE(x)               (((x) >> 0) & 0x1)
681#define PKT3(op, count, predicate) (PKT_TYPE_S(3) | PKT_COUNT_S(count) | PKT3_IT_OPCODE_S(op) | PKT3_PREDICATE(predicate))
682
683#define RADEON_CP_PACKET3_COMPUTE_MODE 0x00000002
684
685/*Evergreen Compute packet3*/
686#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)
687
688static INLINE void r600_store_value(struct r600_command_buffer *cb, unsigned value)
689{
690	cb->buf[cb->num_dw++] = value;
691}
692
693static INLINE void r600_store_array(struct r600_command_buffer *cb, unsigned num, unsigned *ptr)
694{
695	assert(cb->num_dw+num <= cb->max_num_dw);
696	memcpy(&cb->buf[cb->num_dw], ptr, num * sizeof(ptr[0]));
697	cb->num_dw += num;
698}
699
700static INLINE void r600_store_config_reg_seq(struct r600_command_buffer *cb, unsigned reg, unsigned num)
701{
702	assert(reg < R600_CONTEXT_REG_OFFSET);
703	assert(cb->num_dw+2+num <= cb->max_num_dw);
704	cb->buf[cb->num_dw++] = PKT3(PKT3_SET_CONFIG_REG, num, 0);
705	cb->buf[cb->num_dw++] = (reg - R600_CONFIG_REG_OFFSET) >> 2;
706}
707
708/**
709 * Needs cb->pkt_flags set to  RADEON_CP_PACKET3_COMPUTE_MODE for compute
710 * shaders.
711 */
712static INLINE void r600_store_context_reg_seq(struct r600_command_buffer *cb, unsigned reg, unsigned num)
713{
714	assert(reg >= R600_CONTEXT_REG_OFFSET && reg < R600_CTL_CONST_OFFSET);
715	assert(cb->num_dw+2+num <= cb->max_num_dw);
716	cb->buf[cb->num_dw++] = PKT3(PKT3_SET_CONTEXT_REG, num, 0) | cb->pkt_flags;
717	cb->buf[cb->num_dw++] = (reg - R600_CONTEXT_REG_OFFSET) >> 2;
718}
719
720/**
721 * Needs cb->pkt_flags set to  RADEON_CP_PACKET3_COMPUTE_MODE for compute
722 * shaders.
723 */
724static INLINE void r600_store_ctl_const_seq(struct r600_command_buffer *cb, unsigned reg, unsigned num)
725{
726	assert(reg >= R600_CTL_CONST_OFFSET);
727	assert(cb->num_dw+2+num <= cb->max_num_dw);
728	cb->buf[cb->num_dw++] = PKT3(PKT3_SET_CTL_CONST, num, 0) | cb->pkt_flags;
729	cb->buf[cb->num_dw++] = (reg - R600_CTL_CONST_OFFSET) >> 2;
730}
731
732static INLINE void r600_store_loop_const_seq(struct r600_command_buffer *cb, unsigned reg, unsigned num)
733{
734	assert(reg >= R600_LOOP_CONST_OFFSET);
735	assert(cb->num_dw+2+num <= cb->max_num_dw);
736	cb->buf[cb->num_dw++] = PKT3(PKT3_SET_LOOP_CONST, num, 0);
737	cb->buf[cb->num_dw++] = (reg - R600_LOOP_CONST_OFFSET) >> 2;
738}
739
740/**
741 * Needs cb->pkt_flags set to  RADEON_CP_PACKET3_COMPUTE_MODE for compute
742 * shaders.
743 */
744static INLINE void eg_store_loop_const_seq(struct r600_command_buffer *cb, unsigned reg, unsigned num)
745{
746	assert(reg >= EG_LOOP_CONST_OFFSET);
747	assert(cb->num_dw+2+num <= cb->max_num_dw);
748	cb->buf[cb->num_dw++] = PKT3(PKT3_SET_LOOP_CONST, num, 0) | cb->pkt_flags;
749	cb->buf[cb->num_dw++] = (reg - EG_LOOP_CONST_OFFSET) >> 2;
750}
751
752static INLINE void r600_store_config_reg(struct r600_command_buffer *cb, unsigned reg, unsigned value)
753{
754	r600_store_config_reg_seq(cb, reg, 1);
755	r600_store_value(cb, value);
756}
757
758static INLINE void r600_store_context_reg(struct r600_command_buffer *cb, unsigned reg, unsigned value)
759{
760	r600_store_context_reg_seq(cb, reg, 1);
761	r600_store_value(cb, value);
762}
763
764static INLINE void r600_store_ctl_const(struct r600_command_buffer *cb, unsigned reg, unsigned value)
765{
766	r600_store_ctl_const_seq(cb, reg, 1);
767	r600_store_value(cb, value);
768}
769
770static INLINE void r600_store_loop_const(struct r600_command_buffer *cb, unsigned reg, unsigned value)
771{
772	r600_store_loop_const_seq(cb, reg, 1);
773	r600_store_value(cb, value);
774}
775
776static INLINE void eg_store_loop_const(struct r600_command_buffer *cb, unsigned reg, unsigned value)
777{
778	eg_store_loop_const_seq(cb, reg, 1);
779	r600_store_value(cb, value);
780}
781
782void r600_init_command_buffer(struct r600_command_buffer *cb, unsigned num_dw);
783void r600_release_command_buffer(struct r600_command_buffer *cb);
784
785static INLINE void r600_write_compute_context_reg_seq(struct radeon_winsys_cs *cs, unsigned reg, unsigned num)
786{
787	r600_write_context_reg_seq(cs, reg, num);
788	/* Set the compute bit on the packet header */
789	cs->buf[cs->cdw - 2] |= RADEON_CP_PACKET3_COMPUTE_MODE;
790}
791
792static INLINE void r600_write_ctl_const_seq(struct radeon_winsys_cs *cs, unsigned reg, unsigned num)
793{
794	assert(reg >= R600_CTL_CONST_OFFSET);
795	assert(cs->cdw+2+num <= RADEON_MAX_CMDBUF_DWORDS);
796	cs->buf[cs->cdw++] = PKT3(PKT3_SET_CTL_CONST, num, 0);
797	cs->buf[cs->cdw++] = (reg - R600_CTL_CONST_OFFSET) >> 2;
798}
799
800static INLINE void r600_write_compute_context_reg(struct radeon_winsys_cs *cs, unsigned reg, unsigned value)
801{
802	r600_write_compute_context_reg_seq(cs, reg, 1);
803	radeon_emit(cs, value);
804}
805
806static INLINE void r600_write_context_reg_flag(struct radeon_winsys_cs *cs, unsigned reg, unsigned value, unsigned flag)
807{
808	if (flag & RADEON_CP_PACKET3_COMPUTE_MODE) {
809		r600_write_compute_context_reg(cs, reg, value);
810	} else {
811		r600_write_context_reg(cs, reg, value);
812	}
813}
814
815static INLINE void r600_write_ctl_const(struct radeon_winsys_cs *cs, unsigned reg, unsigned value)
816{
817	r600_write_ctl_const_seq(cs, reg, 1);
818	radeon_emit(cs, value);
819}
820
821/*
822 * common helpers
823 */
824static INLINE uint32_t S_FIXED(float value, uint32_t frac_bits)
825{
826	return value * (1 << frac_bits);
827}
828#define ALIGN_DIVUP(x, y) (((x) + (y) - 1) / (y))
829
830/* 12.4 fixed-point */
831static INLINE unsigned r600_pack_float_12p4(float x)
832{
833	return x <= 0    ? 0 :
834	       x >= 4096 ? 0xffff : x * 16;
835}
836
837/* Return if the depth format can be read without the DB->CB copy on r6xx-r7xx. */
838static INLINE bool r600_can_read_depth(struct r600_texture *rtex)
839{
840	return rtex->resource.b.b.nr_samples <= 1 &&
841	       (rtex->resource.b.b.format == PIPE_FORMAT_Z16_UNORM ||
842		rtex->resource.b.b.format == PIPE_FORMAT_Z32_FLOAT);
843}
844
845#define     V_028A6C_OUTPRIM_TYPE_POINTLIST            0
846#define     V_028A6C_OUTPRIM_TYPE_LINESTRIP            1
847#define     V_028A6C_OUTPRIM_TYPE_TRISTRIP             2
848
849static INLINE unsigned r600_conv_prim_to_gs_out(unsigned mode)
850{
851	static const int prim_conv[] = {
852		V_028A6C_OUTPRIM_TYPE_POINTLIST,
853		V_028A6C_OUTPRIM_TYPE_LINESTRIP,
854		V_028A6C_OUTPRIM_TYPE_LINESTRIP,
855		V_028A6C_OUTPRIM_TYPE_LINESTRIP,
856		V_028A6C_OUTPRIM_TYPE_TRISTRIP,
857		V_028A6C_OUTPRIM_TYPE_TRISTRIP,
858		V_028A6C_OUTPRIM_TYPE_TRISTRIP,
859		V_028A6C_OUTPRIM_TYPE_TRISTRIP,
860		V_028A6C_OUTPRIM_TYPE_TRISTRIP,
861		V_028A6C_OUTPRIM_TYPE_TRISTRIP,
862		V_028A6C_OUTPRIM_TYPE_LINESTRIP,
863		V_028A6C_OUTPRIM_TYPE_LINESTRIP,
864		V_028A6C_OUTPRIM_TYPE_TRISTRIP,
865		V_028A6C_OUTPRIM_TYPE_TRISTRIP,
866		V_028A6C_OUTPRIM_TYPE_TRISTRIP
867	};
868	assert(mode < Elements(prim_conv));
869
870	return prim_conv[mode];
871}
872
873#endif
874