2 * Copyright 2008 Corbin Simpson <MostAwesomeDude@gmail.com>
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. */
23 #include "draw/draw_context.h"
25 #include "util/u_memory.h"
26 #include "util/u_sampler.h"
27 #include "util/u_simple_list.h"
28 #include "util/u_upload_mgr.h"
31 #include "r300_context.h"
32 #include "r300_emit.h"
33 #include "r300_hyperz.h"
34 #include "r300_screen.h"
35 #include "r300_screen_buffer.h"
36 #include "r300_winsys.h"
38 static void r300_update_num_contexts(struct r300_screen
*r300screen
,
41 pipe_mutex_lock(r300screen
->num_contexts_mutex
);
43 r300screen
->num_contexts
++;
45 if (r300screen
->num_contexts
> 1)
46 util_slab_set_thread_safety(&r300screen
->pool_buffers
,
47 UTIL_SLAB_MULTITHREADED
);
49 r300screen
->num_contexts
--;
51 if (r300screen
->num_contexts
<= 1)
52 util_slab_set_thread_safety(&r300screen
->pool_buffers
,
53 UTIL_SLAB_SINGLETHREADED
);
55 pipe_mutex_unlock(r300screen
->num_contexts_mutex
);
58 static void r300_release_referenced_objects(struct r300_context
*r300
)
60 struct pipe_framebuffer_state
*fb
=
61 (struct pipe_framebuffer_state
*)r300
->fb_state
.state
;
62 struct r300_textures_state
*textures
=
63 (struct r300_textures_state
*)r300
->textures_state
.state
;
64 struct r300_query
*query
, *temp
;
67 /* Framebuffer state. */
68 util_unreference_framebuffer_state(fb
);
71 for (i
= 0; i
< textures
->sampler_view_count
; i
++)
72 pipe_sampler_view_reference(
73 (struct pipe_sampler_view
**)&textures
->sampler_views
[i
], NULL
);
75 /* The special dummy texture for texkill. */
76 if (r300
->texkill_sampler
) {
77 pipe_sampler_view_reference(
78 (struct pipe_sampler_view
**)&r300
->texkill_sampler
,
83 pipe_resource_reference(&r300
->dummy_vb
, NULL
);
86 pipe_resource_reference(&r300
->vbo
, NULL
);
88 /* If there are any queries pending or not destroyed, remove them now. */
89 foreach_s(query
, temp
, &r300
->query_list
) {
90 remove_from_list(query
);
94 r300
->context
.delete_depth_stencil_alpha_state(&r300
->context
,
95 r300
->dsa_decompress_zmask
);
98 static void r300_destroy_context(struct pipe_context
* context
)
100 struct r300_context
* r300
= r300_context(context
);
103 util_blitter_destroy(r300
->blitter
);
105 draw_destroy(r300
->draw
);
108 u_vbuf_mgr_destroy(r300
->vbuf_mgr
);
110 /* XXX: This function assumes r300->query_list was initialized */
111 r300_release_referenced_objects(r300
);
114 r300
->rws
->cs_destroy(r300
->cs
);
116 /* XXX: No way to tell if this was initialized or not? */
117 util_slab_destroy(&r300
->pool_transfers
);
119 r300_update_num_contexts(r300
->screen
, -1);
121 /* Free the structs allocated in r300_setup_atoms() */
122 if (r300
->aa_state
.state
) {
123 FREE(r300
->aa_state
.state
);
124 FREE(r300
->blend_color_state
.state
);
125 FREE(r300
->clip_state
.state
);
126 FREE(r300
->fb_state
.state
);
127 FREE(r300
->gpu_flush
.state
);
128 FREE(r300
->hyperz_state
.state
);
129 FREE(r300
->invariant_state
.state
);
130 FREE(r300
->rs_block_state
.state
);
131 FREE(r300
->scissor_state
.state
);
132 FREE(r300
->textures_state
.state
);
133 FREE(r300
->vap_invariant_state
.state
);
134 FREE(r300
->viewport_state
.state
);
135 FREE(r300
->ztop_state
.state
);
136 FREE(r300
->fs_constants
.state
);
137 FREE(r300
->vs_constants
.state
);
138 if (!r300
->screen
->caps
.has_tcl
) {
139 FREE(r300
->vertex_stream_state
.state
);
145 void r300_flush_cb(void *data
)
147 struct r300_context
* const cs_context_copy
= data
;
149 cs_context_copy
->context
.flush(&cs_context_copy
->context
, 0, NULL
);
152 #define R300_INIT_ATOM(atomname, atomsize) \
154 r300->atomname.name = #atomname; \
155 r300->atomname.state = NULL; \
156 r300->atomname.size = atomsize; \
157 r300->atomname.emit = r300_emit_##atomname; \
158 r300->atomname.dirty = FALSE; \
161 #define R300_ALLOC_ATOM(atomname, statetype) \
163 r300->atomname.state = CALLOC_STRUCT(statetype); \
164 if (r300->atomname.state == NULL) \
168 static boolean
r300_setup_atoms(struct r300_context
* r300
)
170 boolean is_rv350
= r300
->screen
->caps
.is_rv350
;
171 boolean is_r500
= r300
->screen
->caps
.is_r500
;
172 boolean has_tcl
= r300
->screen
->caps
.has_tcl
;
173 boolean drm_2_3_0
= r300
->rws
->get_value(r300
->rws
, R300_VID_DRM_2_3_0
);
174 boolean drm_2_6_0
= r300
->rws
->get_value(r300
->rws
, R300_VID_DRM_2_6_0
);
175 boolean can_hyperz
= r300
->rws
->get_value(r300
->rws
, R300_CAN_HYPERZ
);
176 boolean has_hiz_ram
= r300
->screen
->caps
.hiz_ram
> 0;
178 /* Create the actual atom list.
180 * Some atoms never change size, others change every emit - those have
181 * the size of 0 here.
183 * NOTE: The framebuffer state is split into these atoms:
184 * - gpu_flush (unpipelined regs)
185 * - aa_state (unpipelined regs)
186 * - fb_state (unpipelined regs)
187 * - hyperz_state (unpipelined regs followed by pipelined ones)
188 * - fb_state_pipelined (pipelined regs)
189 * The motivation behind this is to be able to emit a strict
190 * subset of the regs, and to have reasonable register ordering. */
191 /* SC, GB (unpipelined), RB3D (unpipelined), ZB (unpipelined). */
192 R300_INIT_ATOM(gpu_flush
, 9);
193 R300_INIT_ATOM(aa_state
, 4);
194 R300_INIT_ATOM(fb_state
, 0);
195 R300_INIT_ATOM(hyperz_state
, is_r500
|| (is_rv350
&& drm_2_6_0
) ? 10 : 8);
196 /* ZB (unpipelined), SC. */
197 R300_INIT_ATOM(ztop_state
, 2);
199 R300_INIT_ATOM(dsa_state
, is_r500
? 8 : 6);
201 R300_INIT_ATOM(blend_state
, 8);
202 R300_INIT_ATOM(blend_color_state
, is_r500
? 3 : 2);
204 R300_INIT_ATOM(scissor_state
, 3);
205 /* GB, FG, GA, SU, SC, RB3D. */
206 R300_INIT_ATOM(invariant_state
, 16 + (is_rv350
? 4 : 0));
208 R300_INIT_ATOM(viewport_state
, 9);
209 R300_INIT_ATOM(pvs_flush
, 2);
210 R300_INIT_ATOM(vap_invariant_state
, 9);
211 R300_INIT_ATOM(vertex_stream_state
, 0);
212 R300_INIT_ATOM(vs_state
, 0);
213 R300_INIT_ATOM(vs_constants
, 0);
214 R300_INIT_ATOM(clip_state
, has_tcl
? 5 + (6 * 4) : 2);
215 /* VAP, RS, GA, GB, SU, SC. */
216 R300_INIT_ATOM(rs_block_state
, 0);
217 R300_INIT_ATOM(rs_state
, 0);
219 R300_INIT_ATOM(fb_state_pipelined
, 5 + (drm_2_3_0
? 3 : 0));
221 R300_INIT_ATOM(fs
, 0);
222 R300_INIT_ATOM(fs_rc_constant_state
, 0);
223 R300_INIT_ATOM(fs_constants
, 0);
225 R300_INIT_ATOM(texture_cache_inval
, 2);
226 R300_INIT_ATOM(textures_state
, 0);
230 R300_INIT_ATOM(hiz_clear
, 0);
232 R300_INIT_ATOM(zmask_clear
, 4);
234 /* ZB (unpipelined), SU. */
235 R300_INIT_ATOM(query_start
, 4);
237 /* Replace emission functions for r500. */
239 r300
->fs
.emit
= r500_emit_fs
;
240 r300
->fs_rc_constant_state
.emit
= r500_emit_fs_rc_constant_state
;
241 r300
->fs_constants
.emit
= r500_emit_fs_constants
;
244 /* Some non-CSO atoms need explicit space to store the state locally. */
245 R300_ALLOC_ATOM(aa_state
, r300_aa_state
);
246 R300_ALLOC_ATOM(blend_color_state
, r300_blend_color_state
);
247 R300_ALLOC_ATOM(clip_state
, r300_clip_state
);
248 R300_ALLOC_ATOM(hyperz_state
, r300_hyperz_state
);
249 R300_ALLOC_ATOM(invariant_state
, r300_invariant_state
);
250 R300_ALLOC_ATOM(textures_state
, r300_textures_state
);
251 R300_ALLOC_ATOM(vap_invariant_state
, r300_vap_invariant_state
);
252 R300_ALLOC_ATOM(viewport_state
, r300_viewport_state
);
253 R300_ALLOC_ATOM(ztop_state
, r300_ztop_state
);
254 R300_ALLOC_ATOM(fb_state
, pipe_framebuffer_state
);
255 R300_ALLOC_ATOM(gpu_flush
, pipe_framebuffer_state
);
256 R300_ALLOC_ATOM(scissor_state
, pipe_scissor_state
);
257 R300_ALLOC_ATOM(rs_block_state
, r300_rs_block
);
258 R300_ALLOC_ATOM(fs_constants
, r300_constant_buffer
);
259 R300_ALLOC_ATOM(vs_constants
, r300_constant_buffer
);
260 if (!r300
->screen
->caps
.has_tcl
) {
261 R300_ALLOC_ATOM(vertex_stream_state
, r300_vertex_stream_state
);
264 /* Some non-CSO atoms don't use the state pointer. */
265 r300
->fb_state_pipelined
.allow_null_state
= TRUE
;
266 r300
->fs_rc_constant_state
.allow_null_state
= TRUE
;
267 r300
->pvs_flush
.allow_null_state
= TRUE
;
268 r300
->query_start
.allow_null_state
= TRUE
;
269 r300
->texture_cache_inval
.allow_null_state
= TRUE
;
271 /* Some states must be marked as dirty here to properly set up
272 * hardware in the first command stream. */
273 r300_mark_atom_dirty(r300
, &r300
->invariant_state
);
274 r300_mark_atom_dirty(r300
, &r300
->pvs_flush
);
275 r300_mark_atom_dirty(r300
, &r300
->vap_invariant_state
);
276 r300_mark_atom_dirty(r300
, &r300
->texture_cache_inval
);
277 r300_mark_atom_dirty(r300
, &r300
->textures_state
);
282 /* Not every state tracker calls every driver function before the first draw
283 * call and we must initialize the command buffers somehow. */
284 static void r300_init_states(struct pipe_context
*pipe
)
286 struct r300_context
*r300
= r300_context(pipe
);
287 struct pipe_blend_color bc
= {{0}};
288 struct pipe_clip_state cs
= {{{0}}};
289 struct pipe_scissor_state ss
= {0};
290 struct r300_clip_state
*clip
=
291 (struct r300_clip_state
*)r300
->clip_state
.state
;
292 struct r300_gpu_flush
*gpuflush
=
293 (struct r300_gpu_flush
*)r300
->gpu_flush
.state
;
294 struct r300_vap_invariant_state
*vap_invariant
=
295 (struct r300_vap_invariant_state
*)r300
->vap_invariant_state
.state
;
296 struct r300_invariant_state
*invariant
=
297 (struct r300_invariant_state
*)r300
->invariant_state
.state
;
301 pipe
->set_blend_color(pipe
, &bc
);
302 pipe
->set_scissor_state(pipe
, &ss
);
304 /* Initialize the clip state. */
305 if (r300
->screen
->caps
.has_tcl
) {
306 pipe
->set_clip_state(pipe
, &cs
);
308 BEGIN_CB(clip
->cb
, 2);
309 OUT_CB_REG(R300_VAP_CLIP_CNTL
, R300_CLIP_DISABLE
);
313 /* Initialize the GPU flush. */
315 BEGIN_CB(gpuflush
->cb_flush_clean
, 6);
317 /* Flush and free renderbuffer caches. */
318 OUT_CB_REG(R300_RB3D_DSTCACHE_CTLSTAT
,
319 R300_RB3D_DSTCACHE_CTLSTAT_DC_FREE_FREE_3D_TAGS
|
320 R300_RB3D_DSTCACHE_CTLSTAT_DC_FLUSH_FLUSH_DIRTY_3D
);
321 OUT_CB_REG(R300_ZB_ZCACHE_CTLSTAT
,
322 R300_ZB_ZCACHE_CTLSTAT_ZC_FLUSH_FLUSH_AND_FREE
|
323 R300_ZB_ZCACHE_CTLSTAT_ZC_FREE_FREE
);
325 /* Wait until the GPU is idle.
326 * This fixes random pixels sometimes appearing probably caused
327 * by incomplete rendering. */
328 OUT_CB_REG(RADEON_WAIT_UNTIL
, RADEON_WAIT_3D_IDLECLEAN
);
332 /* Initialize the VAP invariant state. */
334 BEGIN_CB(vap_invariant
->cb
, 9);
335 OUT_CB_REG(VAP_PVS_VTX_TIMEOUT_REG
, 0xffff);
336 OUT_CB_REG_SEQ(R300_VAP_GB_VERT_CLIP_ADJ
, 4);
341 OUT_CB_REG(R300_VAP_PSC_SGN_NORM_CNTL
, R300_SGN_NORM_NO_ZERO
);
345 /* Initialize the invariant state. */
347 BEGIN_CB(invariant
->cb
, r300
->invariant_state
.size
);
348 OUT_CB_REG(R300_GB_SELECT
, 0);
349 OUT_CB_REG(R300_FG_FOG_BLEND
, 0);
350 OUT_CB_REG(R300_GA_ROUND_MODE
, 1);
351 OUT_CB_REG(R300_GA_OFFSET
, 0);
352 OUT_CB_REG(R300_SU_TEX_WRAP
, 0);
353 OUT_CB_REG(R300_SU_DEPTH_SCALE
, 0x4B7FFFFF);
354 OUT_CB_REG(R300_SU_DEPTH_OFFSET
, 0);
355 OUT_CB_REG(R300_SC_EDGERULE
, 0x2DA49525);
357 if (r300
->screen
->caps
.is_rv350
) {
358 OUT_CB_REG(R500_RB3D_DISCARD_SRC_PIXEL_LTE_THRESHOLD
, 0x01010101);
359 OUT_CB_REG(R500_RB3D_DISCARD_SRC_PIXEL_GTE_THRESHOLD
, 0xFEFEFEFE);
364 /* Initialize the hyperz state. */
366 struct r300_hyperz_state
*hyperz
=
367 (struct r300_hyperz_state
*)r300
->hyperz_state
.state
;
368 BEGIN_CB(&hyperz
->cb_flush_begin
, r300
->hyperz_state
.size
);
369 OUT_CB_REG(R300_ZB_ZCACHE_CTLSTAT
,
370 R300_ZB_ZCACHE_CTLSTAT_ZC_FLUSH_FLUSH_AND_FREE
);
371 OUT_CB_REG(R300_ZB_BW_CNTL
, 0);
372 OUT_CB_REG(R300_ZB_DEPTHCLEARVALUE
, 0);
373 OUT_CB_REG(R300_SC_HYPERZ
, R300_SC_HYPERZ_ADJ_2
);
375 if (r300
->screen
->caps
.is_r500
||
376 (r300
->screen
->caps
.is_rv350
&&
377 r300
->rws
->get_value(r300
->rws
, R300_VID_DRM_2_6_0
))) {
378 OUT_CB_REG(R300_GB_Z_PEQ_CONFIG
, 0);
384 struct pipe_context
* r300_create_context(struct pipe_screen
* screen
,
387 struct r300_context
* r300
= CALLOC_STRUCT(r300_context
);
388 struct r300_screen
* r300screen
= r300_screen(screen
);
389 struct r300_winsys_screen
*rws
= r300screen
->rws
;
394 r300_update_num_contexts(r300screen
, 1);
397 r300
->screen
= r300screen
;
399 r300
->context
.winsys
= (struct pipe_winsys
*)rws
;
400 r300
->context
.screen
= screen
;
401 r300
->context
.priv
= priv
;
403 r300
->context
.destroy
= r300_destroy_context
;
405 make_empty_list(&r300
->query_list
);
407 util_slab_create(&r300
->pool_transfers
,
408 sizeof(struct pipe_transfer
), 64,
409 UTIL_SLAB_SINGLETHREADED
);
411 r300
->cs
= rws
->cs_create(rws
);
412 if (r300
->cs
== NULL
)
415 if (!r300screen
->caps
.has_tcl
) {
416 /* Create a Draw. This is used for SW TCL. */
417 r300
->draw
= draw_create(&r300
->context
);
418 if (r300
->draw
== NULL
)
420 /* Enable our renderer. */
421 draw_set_rasterize_stage(r300
->draw
, r300_draw_stage(r300
));
422 /* Disable converting points/lines to triangles. */
423 draw_wide_line_threshold(r300
->draw
, 10000000.f
);
424 draw_wide_point_threshold(r300
->draw
, 10000000.f
);
427 if (!r300_setup_atoms(r300
))
430 r300_init_blit_functions(r300
);
431 r300_init_flush_functions(r300
);
432 r300_init_query_functions(r300
);
433 r300_init_state_functions(r300
);
434 r300_init_resource_functions(r300
);
436 r300
->vbuf_mgr
= u_vbuf_mgr_create(&r300
->context
, 1024 * 1024, 16,
437 PIPE_BIND_VERTEX_BUFFER
|
438 PIPE_BIND_INDEX_BUFFER
,
439 U_VERTEX_FETCH_DWORD_ALIGNED
);
443 r300
->blitter
= util_blitter_create(&r300
->context
);
444 if (r300
->blitter
== NULL
)
447 /* Render functions must be initialized after blitter. */
448 r300_init_render_functions(r300
);
450 rws
->cs_set_flush(r300
->cs
, r300_flush_cb
, r300
);
452 /* setup hyper-z mm */
453 if (r300
->rws
->get_value(r300
->rws
, R300_CAN_HYPERZ
))
454 if (!r300_hyperz_init_mm(r300
))
457 r300_init_states(&r300
->context
);
459 /* The KIL opcode needs the first texture unit to be enabled
460 * on r3xx-r4xx. In order to calm down the CS checker, we bind this
461 * dummy texture there. */
462 if (!r300
->screen
->caps
.is_r500
) {
463 struct pipe_resource
*tex
;
464 struct pipe_resource rtempl
= {{0}};
465 struct pipe_sampler_view vtempl
= {{0}};
467 rtempl
.target
= PIPE_TEXTURE_2D
;
468 rtempl
.format
= PIPE_FORMAT_I8_UNORM
;
469 rtempl
.bind
= PIPE_BIND_SAMPLER_VIEW
;
470 rtempl
.usage
= PIPE_USAGE_IMMUTABLE
;
474 tex
= screen
->resource_create(screen
, &rtempl
);
476 u_sampler_view_default_template(&vtempl
, tex
, tex
->format
);
478 r300
->texkill_sampler
= (struct r300_sampler_view
*)
479 r300
->context
.create_sampler_view(&r300
->context
, tex
, &vtempl
);
481 pipe_resource_reference(&tex
, NULL
);
485 struct pipe_resource vb
= {};
486 vb
.target
= PIPE_BUFFER
;
487 vb
.format
= PIPE_FORMAT_R8_UNORM
;
488 vb
.bind
= PIPE_BIND_VERTEX_BUFFER
;
489 vb
.usage
= PIPE_USAGE_IMMUTABLE
;
490 vb
.width0
= sizeof(float) * 16;
494 r300
->dummy_vb
= screen
->resource_create(screen
, &vb
);
498 struct pipe_depth_stencil_alpha_state dsa
= {};
499 dsa
.depth
.writemask
= 1;
501 r300
->dsa_decompress_zmask
=
502 r300
->context
.create_depth_stencil_alpha_state(&r300
->context
,
506 /* Print driver info. */
508 if (DBG_ON(r300
, DBG_INFO
)) {
513 "r300: DRM version: %d.%d.%d, Name: %s, ID: 0x%04x, GB: %d, Z: %d\n"
514 "r300: GART size: %d MB, VRAM size: %d MB\n"
515 "r300: AA compression: %s, Z compression: %s, HiZ: %s\n",
516 rws
->get_value(rws
, R300_VID_DRM_MAJOR
),
517 rws
->get_value(rws
, R300_VID_DRM_MINOR
),
518 rws
->get_value(rws
, R300_VID_DRM_PATCHLEVEL
),
519 screen
->get_name(screen
),
520 rws
->get_value(rws
, R300_VID_PCI_ID
),
521 rws
->get_value(rws
, R300_VID_GB_PIPES
),
522 rws
->get_value(rws
, R300_VID_Z_PIPES
),
523 rws
->get_value(rws
, R300_VID_GART_SIZE
) >> 20,
524 rws
->get_value(rws
, R300_VID_VRAM_SIZE
) >> 20,
525 rws
->get_value(rws
, R300_CAN_AACOMPRESS
) ? "YES" : "NO",
526 rws
->get_value(rws
, R300_CAN_HYPERZ
) ? "YES" : "NO",
527 rws
->get_value(rws
, R300_CAN_HYPERZ
) &&
528 r300
->screen
->caps
.hiz_ram
? "YES" : "NO");
531 return &r300
->context
;
534 r300_destroy_context(&r300
->context
);