2 * Copyright 2010 Jerome Glisse <glisse@freedesktop.org>
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:
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
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.
29 #include "util/u_slab.h"
31 #include "r600_shader.h"
32 #include "r600_resource.h"
34 #define R600_MAX_CONST_BUFFERS 2
35 #define R600_MAX_CONST_BUFFER_SIZE 4096
37 #ifdef PIPE_ARCH_BIG_ENDIAN
38 #define R600_BIG_ENDIAN 1
40 #define R600_BIG_ENDIAN 0
43 enum r600_atom_flags {
44 /* When set, atoms are added at the beginning of the dirty list
45 * instead of the end. */
49 /* This encapsulates a state or an operation which can emitted into the GPU
50 * command stream. It's not limited to states only, it can be used for anything
51 * that wants to write commands into the CS (e.g. cache flushes). */
53 void (*emit)(struct r600_context *ctx, struct r600_atom *state);
56 enum r600_atom_flags flags;
59 struct list_head head;
62 /* This is an atom containing GPU commands that never change.
63 * This is supposed to be copied directly into the CS. */
64 struct r600_command_buffer {
65 struct r600_atom atom;
70 struct r600_surface_sync_cmd {
71 struct r600_atom atom;
72 unsigned flush_flags; /* CP_COHER_CNTL */
75 struct r600_db_misc_state {
76 struct r600_atom atom;
77 bool occlusion_query_enabled;
78 bool flush_depthstencil_enabled;
81 enum r600_pipe_state_id {
82 R600_PIPE_STATE_BLEND = 0,
83 R600_PIPE_STATE_BLEND_COLOR,
84 R600_PIPE_STATE_CONFIG,
85 R600_PIPE_STATE_SEAMLESS_CUBEMAP,
87 R600_PIPE_STATE_SCISSOR,
88 R600_PIPE_STATE_VIEWPORT,
89 R600_PIPE_STATE_RASTERIZER,
91 R600_PIPE_STATE_FRAMEBUFFER,
93 R600_PIPE_STATE_STENCIL_REF,
94 R600_PIPE_STATE_PS_SHADER,
95 R600_PIPE_STATE_VS_SHADER,
96 R600_PIPE_STATE_CONSTANT,
97 R600_PIPE_STATE_SAMPLER,
98 R600_PIPE_STATE_RESOURCE,
99 R600_PIPE_STATE_POLYGON_OFFSET,
100 R600_PIPE_STATE_FETCH_SHADER,
104 struct r600_pipe_fences {
105 struct r600_resource *bo;
108 /* linked list of preallocated blocks */
109 struct list_head blocks;
110 /* linked list of freed fences */
111 struct list_head pool;
116 struct pipe_screen screen;
117 struct radeon_winsys *ws;
119 enum chip_class chip_class;
120 struct radeon_info info;
121 struct r600_tiling_info tiling_info;
122 struct util_slab_mempool pool_buffers;
123 struct r600_pipe_fences fences;
125 unsigned num_contexts;
126 bool use_surface_alloc;
128 /* for thread-safe write accessing to num_contexts */
129 pipe_mutex mutex_num_contexts;
132 struct r600_pipe_sampler_view {
133 struct pipe_sampler_view base;
134 struct r600_pipe_resource_state state;
137 struct r600_pipe_rasterizer {
138 struct r600_pipe_state rstate;
141 unsigned sprite_coord_enable;
142 unsigned clip_plane_enable;
143 unsigned pa_sc_line_stipple;
144 unsigned pa_cl_clip_cntl;
150 struct r600_pipe_blend {
151 struct r600_pipe_state rstate;
152 unsigned cb_target_mask;
153 unsigned cb_color_control;
156 struct r600_pipe_dsa {
157 struct r600_pipe_state rstate;
164 struct r600_vertex_element
167 struct pipe_vertex_element elements[PIPE_MAX_ATTRIBS];
168 struct u_vbuf_elements *vmgr_elements;
169 struct r600_resource *fetch_shader;
171 struct r600_pipe_state rstate;
174 struct r600_pipe_shader {
175 struct r600_shader shader;
176 struct r600_pipe_state rstate;
177 struct r600_resource *bo;
178 struct r600_resource *bo_fetch;
179 struct r600_vertex_element vertex_elements;
180 struct tgsi_token *tokens;
181 unsigned sprite_coord_enable;
183 unsigned pa_cl_vs_out_cntl;
184 struct pipe_stream_output_info so;
187 struct r600_pipe_sampler_state {
188 struct r600_pipe_state rstate;
189 boolean seamless_cube_map;
192 /* needed for blitter save */
193 #define NUM_TEX_UNITS 16
195 struct r600_textures_info {
196 struct r600_pipe_sampler_view *views[NUM_TEX_UNITS];
197 struct r600_pipe_sampler_state *samplers[NUM_TEX_UNITS];
201 bool is_array_sampler[NUM_TEX_UNITS];
205 struct pipe_reference reference;
206 unsigned index; /* in the shared bo */
207 struct r600_resource *sleep_bo;
208 struct list_head head;
211 #define FENCE_BLOCK_SIZE 16
213 struct r600_fence_block {
214 struct r600_fence fences[FENCE_BLOCK_SIZE];
215 struct list_head head;
218 #define R600_CONSTANT_ARRAY_SIZE 256
219 #define R600_RESOURCE_ARRAY_SIZE 160
221 struct r600_stencil_ref
228 struct r600_constant_buffer
230 struct pipe_resource *buffer;
231 unsigned buffer_offset;
232 unsigned buffer_size;
235 struct r600_constbuf_state
237 struct r600_atom atom;
238 struct r600_constant_buffer cb[PIPE_MAX_CONSTANT_BUFFERS];
239 uint32_t enabled_mask;
243 struct r600_context {
244 struct pipe_context context;
245 struct blitter_context *blitter;
246 enum radeon_family family;
247 enum chip_class chip_class;
248 boolean has_vertex_cache;
249 unsigned r6xx_num_clause_temp_gprs;
250 void *custom_dsa_flush;
251 struct r600_screen *screen;
252 struct radeon_winsys *ws;
253 struct r600_pipe_state *states[R600_PIPE_NSTATES];
254 struct r600_vertex_element *vertex_elements;
255 struct pipe_framebuffer_state framebuffer;
256 unsigned cb_target_mask;
257 unsigned cb_color_control;
258 unsigned pa_sc_line_stipple;
259 unsigned pa_cl_clip_cntl;
260 /* for saving when using blitter */
261 struct pipe_stencil_ref stencil_ref;
262 struct pipe_viewport_state viewport;
263 struct pipe_clip_state clip;
264 struct r600_pipe_shader *ps_shader;
265 struct r600_pipe_shader *vs_shader;
266 struct r600_pipe_rasterizer *rasterizer;
267 struct r600_pipe_state vgt;
268 struct r600_pipe_state spi;
269 struct pipe_query *current_render_cond;
270 unsigned current_render_cond_mode;
271 struct pipe_query *saved_render_cond;
272 unsigned saved_render_cond_mode;
273 /* shader information */
275 unsigned sprite_coord_enable;
276 boolean export_16bpc;
278 boolean alpha_ref_dirty;
280 struct r600_textures_info vs_samplers;
281 struct r600_textures_info ps_samplers;
283 struct u_vbuf *vbuf_mgr;
284 struct util_slab_mempool pool_transfers;
285 boolean have_depth_texture, have_depth_fb;
287 unsigned default_ps_gprs, default_vs_gprs;
289 /* States based on r600_atom. */
290 struct list_head dirty_states;
291 struct r600_command_buffer start_cs_cmd; /* invariant state mostly */
292 struct r600_surface_sync_cmd surface_sync_cmd;
293 struct r600_atom r6xx_flush_and_inv_cmd;
294 struct r600_db_misc_state db_misc_state;
295 struct r600_atom vertex_buffer_state;
296 struct r600_constbuf_state vs_constbuf_state;
297 struct r600_constbuf_state ps_constbuf_state;
299 struct radeon_winsys_cs *cs;
301 struct r600_range *range;
303 struct r600_block **blocks;
304 struct list_head dirty;
305 struct list_head resource_dirty;
306 struct list_head enable_list;
307 unsigned pm4_dirty_cdwords;
308 unsigned ctx_pm4_ndwords;
310 /* The list of active queries. Only one query of each type can be active. */
311 int num_occlusion_queries;
313 /* Manage queries in two separate groups:
314 * The timer ones and the others (streamout, occlusion).
316 * We do this because we should only suspend non-timer queries for u_blitter,
317 * and later if the non-timer queries are suspended, the context flush should
318 * only suspend and resume the timer queries. */
319 struct list_head active_timer_queries;
320 unsigned num_cs_dw_timer_queries_suspend;
321 struct list_head active_nontimer_queries;
322 unsigned num_cs_dw_nontimer_queries_suspend;
324 unsigned num_cs_dw_streamout_end;
326 unsigned backend_mask;
327 unsigned max_db; /* for OQ */
329 boolean predicate_drawing;
330 struct r600_range ps_resources;
331 struct r600_range vs_resources;
332 int num_ps_resources, num_vs_resources;
334 unsigned num_so_targets;
335 struct r600_so_target *so_targets[PIPE_MAX_SO_BUFFERS];
336 boolean streamout_start;
337 unsigned streamout_append_bitmask;
339 /* There is no scissor enable bit on r6xx, so we must use a workaround.
340 * These track the current scissor state. */
342 struct pipe_scissor_state scissor_state;
344 /* With rasterizer discard, there doesn't have to be a pixel shader.
345 * In that case, we bind this one: */
346 void *dummy_pixel_shader;
348 bool vertex_buffers_dirty;
351 static INLINE void r600_emit_atom(struct r600_context *rctx, struct r600_atom *atom)
353 atom->emit(rctx, atom);
355 if (atom->head.next && atom->head.prev)
356 LIST_DELINIT(&atom->head);
359 static INLINE void r600_atom_dirty(struct r600_context *rctx, struct r600_atom *state)
362 if (state->flags & EMIT_EARLY) {
363 LIST_ADD(&state->head, &rctx->dirty_states);
365 LIST_ADDTAIL(&state->head, &rctx->dirty_states);
371 /* evergreen_state.c */
372 void evergreen_init_state_functions(struct r600_context *rctx);
373 void evergreen_init_atom_start_cs(struct r600_context *rctx);
374 void evergreen_pipe_shader_ps(struct pipe_context *ctx, struct r600_pipe_shader *shader);
375 void evergreen_pipe_shader_vs(struct pipe_context *ctx, struct r600_pipe_shader *shader);
376 void evergreen_fetch_shader(struct pipe_context *ctx, struct r600_vertex_element *ve);
377 void *evergreen_create_db_flush_dsa(struct r600_context *rctx);
378 void evergreen_polygon_offset_update(struct r600_context *rctx);
379 boolean evergreen_is_format_supported(struct pipe_screen *screen,
380 enum pipe_format format,
381 enum pipe_texture_target target,
382 unsigned sample_count,
386 void r600_init_blit_functions(struct r600_context *rctx);
387 void r600_blit_uncompress_depth(struct pipe_context *ctx, struct r600_resource_texture *texture);
388 void r600_blit_push_depth(struct pipe_context *ctx, struct r600_resource_texture *texture);
389 void r600_flush_depth_textures(struct r600_context *rctx);
392 bool r600_init_resource(struct r600_screen *rscreen,
393 struct r600_resource *res,
394 unsigned size, unsigned alignment,
395 unsigned bind, unsigned usage);
396 struct pipe_resource *r600_buffer_create(struct pipe_screen *screen,
397 const struct pipe_resource *templ);
398 struct pipe_resource *r600_user_buffer_create(struct pipe_screen *screen,
399 void *ptr, unsigned bytes,
401 void r600_upload_index_buffer(struct r600_context *rctx,
402 struct pipe_index_buffer *ib, unsigned count);
406 void r600_flush(struct pipe_context *ctx, struct pipe_fence_handle **fence,
410 void r600_init_query_functions(struct r600_context *rctx);
411 void r600_suspend_nontimer_queries(struct r600_context *ctx);
412 void r600_resume_nontimer_queries(struct r600_context *ctx);
413 void r600_suspend_timer_queries(struct r600_context *ctx);
414 void r600_resume_timer_queries(struct r600_context *ctx);
416 /* r600_resource.c */
417 void r600_init_context_resource_functions(struct r600_context *r600);
420 int r600_pipe_shader_create(struct pipe_context *ctx, struct r600_pipe_shader *shader);
421 void r600_pipe_shader_destroy(struct pipe_context *ctx, struct r600_pipe_shader *shader);
422 int r600_find_vs_semantic_index(struct r600_shader *vs,
423 struct r600_shader *ps, int id);
426 void r600_set_scissor_state(struct r600_context *rctx,
427 const struct pipe_scissor_state *state);
428 void r600_update_sampler_states(struct r600_context *rctx);
429 void r600_init_state_functions(struct r600_context *rctx);
430 void r600_init_atom_start_cs(struct r600_context *rctx);
431 void r600_pipe_shader_ps(struct pipe_context *ctx, struct r600_pipe_shader *shader);
432 void r600_pipe_shader_vs(struct pipe_context *ctx, struct r600_pipe_shader *shader);
433 void r600_fetch_shader(struct pipe_context *ctx, struct r600_vertex_element *ve);
434 void *r600_create_db_flush_dsa(struct r600_context *rctx);
435 void r600_polygon_offset_update(struct r600_context *rctx);
436 void r600_adjust_gprs(struct r600_context *rctx);
437 boolean r600_is_format_supported(struct pipe_screen *screen,
438 enum pipe_format format,
439 enum pipe_texture_target target,
440 unsigned sample_count,
444 void r600_init_screen_texture_functions(struct pipe_screen *screen);
445 void r600_init_surface_functions(struct r600_context *r600);
446 uint32_t r600_translate_texformat(struct pipe_screen *screen, enum pipe_format format,
447 const unsigned char *swizzle_view,
448 uint32_t *word4_p, uint32_t *yuv_format_p);
449 unsigned r600_texture_get_offset(struct r600_resource_texture *rtex,
450 unsigned level, unsigned layer);
452 /* r600_translate.c */
453 void r600_translate_index_buffer(struct r600_context *r600,
454 struct pipe_index_buffer *ib,
457 /* r600_state_common.c */
458 void r600_init_atom(struct r600_atom *atom,
459 void (*emit)(struct r600_context *ctx, struct r600_atom *state),
460 unsigned num_dw, enum r600_atom_flags flags);
461 void r600_init_common_atoms(struct r600_context *rctx);
462 unsigned r600_get_cb_flush_flags(struct r600_context *rctx);
463 void r600_texture_barrier(struct pipe_context *ctx);
464 void r600_set_index_buffer(struct pipe_context *ctx,
465 const struct pipe_index_buffer *ib);
466 void r600_set_vertex_buffers(struct pipe_context *ctx, unsigned count,
467 const struct pipe_vertex_buffer *buffers);
468 void *r600_create_vertex_elements(struct pipe_context *ctx,
470 const struct pipe_vertex_element *elements);
471 void r600_delete_vertex_element(struct pipe_context *ctx, void *state);
472 void r600_bind_blend_state(struct pipe_context *ctx, void *state);
473 void r600_set_blend_color(struct pipe_context *ctx,
474 const struct pipe_blend_color *state);
475 void r600_bind_dsa_state(struct pipe_context *ctx, void *state);
476 void r600_set_max_scissor(struct r600_context *rctx);
477 void r600_bind_rs_state(struct pipe_context *ctx, void *state);
478 void r600_delete_rs_state(struct pipe_context *ctx, void *state);
479 void r600_sampler_view_destroy(struct pipe_context *ctx,
480 struct pipe_sampler_view *state);
481 void r600_delete_state(struct pipe_context *ctx, void *state);
482 void r600_bind_vertex_elements(struct pipe_context *ctx, void *state);
483 void *r600_create_shader_state(struct pipe_context *ctx,
484 const struct pipe_shader_state *state);
485 void r600_bind_ps_shader(struct pipe_context *ctx, void *state);
486 void r600_bind_vs_shader(struct pipe_context *ctx, void *state);
487 void r600_delete_ps_shader(struct pipe_context *ctx, void *state);
488 void r600_delete_vs_shader(struct pipe_context *ctx, void *state);
489 void r600_constant_buffers_dirty(struct r600_context *rctx, struct r600_constbuf_state *state);
490 void r600_set_constant_buffer(struct pipe_context *ctx, uint shader, uint index,
491 struct pipe_resource *buffer);
492 struct pipe_stream_output_target *
493 r600_create_so_target(struct pipe_context *ctx,
494 struct pipe_resource *buffer,
495 unsigned buffer_offset,
496 unsigned buffer_size);
497 void r600_so_target_destroy(struct pipe_context *ctx,
498 struct pipe_stream_output_target *target);
499 void r600_set_so_targets(struct pipe_context *ctx,
500 unsigned num_targets,
501 struct pipe_stream_output_target **targets,
502 unsigned append_bitmask);
503 void r600_set_pipe_stencil_ref(struct pipe_context *ctx,
504 const struct pipe_stencil_ref *state);
505 void r600_draw_vbo(struct pipe_context *ctx, const struct pipe_draw_info *info);
506 uint32_t r600_translate_stencil_op(int s_op);
507 uint32_t r600_translate_fill(uint32_t func);
508 unsigned r600_tex_wrap(unsigned wrap);
509 unsigned r600_tex_filter(unsigned filter);
510 unsigned r600_tex_mipfilter(unsigned filter);
511 unsigned r600_tex_compare(unsigned compare);
514 * Helpers for building command buffers
517 #define PKT3_SET_CONFIG_REG 0x68
518 #define PKT3_SET_CONTEXT_REG 0x69
519 #define PKT3_SET_CTL_CONST 0x6F
520 #define PKT3_SET_LOOP_CONST 0x6C
522 #define R600_CONFIG_REG_OFFSET 0x08000
523 #define R600_CONTEXT_REG_OFFSET 0x28000
524 #define R600_CTL_CONST_OFFSET 0x3CFF0
525 #define R600_LOOP_CONST_OFFSET 0X0003E200
526 #define EG_LOOP_CONST_OFFSET 0x0003A200
528 #define PKT_TYPE_S(x) (((x) & 0x3) << 30)
529 #define PKT_COUNT_S(x) (((x) & 0x3FFF) << 16)
530 #define PKT3_IT_OPCODE_S(x) (((x) & 0xFF) << 8)
531 #define PKT3_PREDICATE(x) (((x) >> 0) & 0x1)
532 #define PKT3(op, count, predicate) (PKT_TYPE_S(3) | PKT_COUNT_S(count) | PKT3_IT_OPCODE_S(op) | PKT3_PREDICATE(predicate))
534 static INLINE void r600_store_value(struct r600_command_buffer *cb, unsigned value)
536 cb->buf[cb->atom.num_dw++] = value;
539 static INLINE void r600_store_config_reg_seq(struct r600_command_buffer *cb, unsigned reg, unsigned num)
541 assert(reg < R600_CONTEXT_REG_OFFSET);
542 assert(cb->atom.num_dw+2+num <= cb->max_num_dw);
543 cb->buf[cb->atom.num_dw++] = PKT3(PKT3_SET_CONFIG_REG, num, 0);
544 cb->buf[cb->atom.num_dw++] = (reg - R600_CONFIG_REG_OFFSET) >> 2;
547 static INLINE void r600_store_context_reg_seq(struct r600_command_buffer *cb, unsigned reg, unsigned num)
549 assert(reg >= R600_CONTEXT_REG_OFFSET && reg < R600_CTL_CONST_OFFSET);
550 assert(cb->atom.num_dw+2+num <= cb->max_num_dw);
551 cb->buf[cb->atom.num_dw++] = PKT3(PKT3_SET_CONTEXT_REG, num, 0);
552 cb->buf[cb->atom.num_dw++] = (reg - R600_CONTEXT_REG_OFFSET) >> 2;
555 static INLINE void r600_store_ctl_const_seq(struct r600_command_buffer *cb, unsigned reg, unsigned num)
557 assert(reg >= R600_CTL_CONST_OFFSET);
558 assert(cb->atom.num_dw+2+num <= cb->max_num_dw);
559 cb->buf[cb->atom.num_dw++] = PKT3(PKT3_SET_CTL_CONST, num, 0);
560 cb->buf[cb->atom.num_dw++] = (reg - R600_CTL_CONST_OFFSET) >> 2;
563 static INLINE void r600_store_loop_const_seq(struct r600_command_buffer *cb, unsigned reg, unsigned num)
565 assert(reg >= R600_LOOP_CONST_OFFSET);
566 assert(cb->atom.num_dw+2+num <= cb->max_num_dw);
567 cb->buf[cb->atom.num_dw++] = PKT3(PKT3_SET_LOOP_CONST, num, 0);
568 cb->buf[cb->atom.num_dw++] = (reg - R600_LOOP_CONST_OFFSET) >> 2;
571 static INLINE void eg_store_loop_const_seq(struct r600_command_buffer *cb, unsigned reg, unsigned num)
573 assert(reg >= EG_LOOP_CONST_OFFSET);
574 assert(cb->atom.num_dw+2+num <= cb->max_num_dw);
575 cb->buf[cb->atom.num_dw++] = PKT3(PKT3_SET_LOOP_CONST, num, 0);
576 cb->buf[cb->atom.num_dw++] = (reg - EG_LOOP_CONST_OFFSET) >> 2;
579 static INLINE void r600_store_config_reg(struct r600_command_buffer *cb, unsigned reg, unsigned value)
581 r600_store_config_reg_seq(cb, reg, 1);
582 r600_store_value(cb, value);
585 static INLINE void r600_store_context_reg(struct r600_command_buffer *cb, unsigned reg, unsigned value)
587 r600_store_context_reg_seq(cb, reg, 1);
588 r600_store_value(cb, value);
591 static INLINE void r600_store_ctl_const(struct r600_command_buffer *cb, unsigned reg, unsigned value)
593 r600_store_ctl_const_seq(cb, reg, 1);
594 r600_store_value(cb, value);
597 static INLINE void r600_store_loop_const(struct r600_command_buffer *cb, unsigned reg, unsigned value)
599 r600_store_loop_const_seq(cb, reg, 1);
600 r600_store_value(cb, value);
603 static INLINE void eg_store_loop_const(struct r600_command_buffer *cb, unsigned reg, unsigned value)
605 eg_store_loop_const_seq(cb, reg, 1);
606 r600_store_value(cb, value);
609 void r600_init_command_buffer(struct r600_command_buffer *cb, unsigned num_dw, enum r600_atom_flags flags);
610 void r600_release_command_buffer(struct r600_command_buffer *cb);
613 * Helpers for emitting state into a command stream directly.
616 static INLINE unsigned r600_context_bo_reloc(struct r600_context *ctx, struct r600_resource *rbo,
617 enum radeon_bo_usage usage)
620 return ctx->ws->cs_add_reloc(ctx->cs, rbo->cs_buf, usage, rbo->domains) * 4;
623 static INLINE void r600_write_value(struct radeon_winsys_cs *cs, unsigned value)
625 cs->buf[cs->cdw++] = value;
628 static INLINE void r600_write_config_reg_seq(struct radeon_winsys_cs *cs, unsigned reg, unsigned num)
630 assert(reg < R600_CONTEXT_REG_OFFSET);
631 assert(cs->cdw+2+num <= RADEON_MAX_CMDBUF_DWORDS);
632 cs->buf[cs->cdw++] = PKT3(PKT3_SET_CONFIG_REG, num, 0);
633 cs->buf[cs->cdw++] = (reg - R600_CONFIG_REG_OFFSET) >> 2;
636 static INLINE void r600_write_context_reg_seq(struct radeon_winsys_cs *cs, unsigned reg, unsigned num)
638 assert(reg >= R600_CONTEXT_REG_OFFSET && reg < R600_CTL_CONST_OFFSET);
639 assert(cs->cdw+2+num <= RADEON_MAX_CMDBUF_DWORDS);
640 cs->buf[cs->cdw++] = PKT3(PKT3_SET_CONTEXT_REG, num, 0);
641 cs->buf[cs->cdw++] = (reg - R600_CONTEXT_REG_OFFSET) >> 2;
644 static INLINE void r600_write_ctl_const_seq(struct radeon_winsys_cs *cs, unsigned reg, unsigned num)
646 assert(reg >= R600_CTL_CONST_OFFSET);
647 assert(cs->cdw+2+num <= RADEON_MAX_CMDBUF_DWORDS);
648 cs->buf[cs->cdw++] = PKT3(PKT3_SET_CTL_CONST, num, 0);
649 cs->buf[cs->cdw++] = (reg - R600_CTL_CONST_OFFSET) >> 2;
652 static INLINE void r600_write_config_reg(struct radeon_winsys_cs *cs, unsigned reg, unsigned value)
654 r600_write_config_reg_seq(cs, reg, 1);
655 r600_write_value(cs, value);
658 static INLINE void r600_write_context_reg(struct radeon_winsys_cs *cs, unsigned reg, unsigned value)
660 r600_write_context_reg_seq(cs, reg, 1);
661 r600_write_value(cs, value);
664 static INLINE void r600_write_ctl_const(struct radeon_winsys_cs *cs, unsigned reg, unsigned value)
666 r600_write_ctl_const_seq(cs, reg, 1);
667 r600_write_value(cs, value);
673 static INLINE uint32_t S_FIXED(float value, uint32_t frac_bits)
675 return value * (1 << frac_bits);
677 #define ALIGN_DIVUP(x, y) (((x) + (y) - 1) / (y))
679 static inline unsigned r600_tex_aniso_filter(unsigned filter)
681 if (filter <= 1) return 0;
682 if (filter <= 2) return 1;
683 if (filter <= 4) return 2;
684 if (filter <= 8) return 3;
688 /* 12.4 fixed-point */
689 static INLINE unsigned r600_pack_float_12p4(float x)
692 x >= 4096 ? 0xffff : x * 16;
695 static INLINE uint64_t r600_resource_va(struct pipe_screen *screen, struct pipe_resource *resource)
697 struct r600_screen *rscreen = (struct r600_screen*)screen;
698 struct r600_resource *rresource = (struct r600_resource*)resource;
700 return rscreen->ws->buffer_get_virtual_address(rresource->cs_buf);