2 * Copyright 2008 Corbin Simpson <MostAwesomeDude@gmail.com>
3 * Copyright 2010 Marek Olšák <maraeo@gmail.com>
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the "Software"),
7 * to deal in the Software without restriction, including without limitation
8 * on the rights to use, copy, modify, merge, publish, distribute, sub
9 * license, and/or sell copies of the Software, and to permit persons to whom
10 * the Software is furnished to do so, subject to the following conditions:
12 * The above copyright notice and this permission notice (including the next
13 * paragraph) shall be included in all copies or substantial portions of the
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
20 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
21 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
22 * USE OR OTHER DEALINGS IN THE SOFTWARE. */
24 #include "util/format/u_format.h"
25 #include "util/format/u_format_s3tc.h"
26 #include "util/u_screen.h"
27 #include "util/u_memory.h"
28 #include "util/os_time.h"
29 #include "vl/vl_decoder.h"
30 #include "vl/vl_video_buffer.h"
32 #include "r300_context.h"
33 #include "r300_texture.h"
34 #include "r300_screen_buffer.h"
35 #include "r300_state_inlines.h"
36 #include "r300_public.h"
38 #include "draw/draw_context.h"
40 /* Return the identifier behind whom the brave coders responsible for this
41 * amalgamation of code, sweat, and duct tape, routinely obscure their names.
43 * ...I should have just put "Corbin Simpson", but I'm not that cool.
45 * (Or egotistical. Yet.) */
46 static const char* r300_get_vendor(struct pipe_screen
* pscreen
)
48 return "X.Org R300 Project";
51 static const char* r300_get_device_vendor(struct pipe_screen
* pscreen
)
56 static const char* chip_families
[] = {
83 static const char* r300_get_family_name(struct r300_screen
* r300screen
)
85 return chip_families
[r300screen
->caps
.family
];
88 static const char* r300_get_name(struct pipe_screen
* pscreen
)
90 struct r300_screen
* r300screen
= r300_screen(pscreen
);
92 return r300_get_family_name(r300screen
);
95 static void r300_disk_cache_create(struct r300_screen
* r300screen
)
98 unsigned char sha1
[20];
99 char cache_id
[20 * 2 + 1];
101 _mesa_sha1_init(&ctx
);
102 if (!disk_cache_get_function_identifier(r300_disk_cache_create
,
106 _mesa_sha1_final(&ctx
, sha1
);
107 disk_cache_format_hex_id(cache_id
, sha1
, 20 * 2);
109 r300screen
->disk_shader_cache
=
110 disk_cache_create(r300_get_family_name(r300screen
),
115 static struct disk_cache
* r300_get_disk_shader_cache(struct pipe_screen
* pscreen
)
117 struct r300_screen
* r300screen
= r300_screen(pscreen
);
118 return r300screen
->disk_shader_cache
;
121 static int r300_get_param(struct pipe_screen
* pscreen
, enum pipe_cap param
)
123 struct r300_screen
* r300screen
= r300_screen(pscreen
);
124 boolean is_r500
= r300screen
->caps
.is_r500
;
127 /* Supported features (boolean caps). */
128 case PIPE_CAP_NPOT_TEXTURES
:
129 case PIPE_CAP_MIXED_FRAMEBUFFER_SIZES
:
130 case PIPE_CAP_MIXED_COLOR_DEPTH_BITS
:
131 case PIPE_CAP_ANISOTROPIC_FILTER
:
132 case PIPE_CAP_POINT_SPRITE
:
133 case PIPE_CAP_OCCLUSION_QUERY
:
134 case PIPE_CAP_TEXTURE_MIRROR_CLAMP
:
135 case PIPE_CAP_TEXTURE_MIRROR_CLAMP_TO_EDGE
:
136 case PIPE_CAP_BLEND_EQUATION_SEPARATE
:
137 case PIPE_CAP_VERTEX_ELEMENT_INSTANCE_DIVISOR
:
138 case PIPE_CAP_TGSI_FS_COORD_ORIGIN_UPPER_LEFT
:
139 case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_HALF_INTEGER
:
140 case PIPE_CAP_CONDITIONAL_RENDER
:
141 case PIPE_CAP_TEXTURE_BARRIER
:
142 case PIPE_CAP_TGSI_CAN_COMPACT_CONSTANTS
:
143 case PIPE_CAP_PREFER_BLIT_BASED_TEXTURE_TRANSFER
:
144 case PIPE_CAP_BUFFER_MAP_PERSISTENT_COHERENT
:
145 case PIPE_CAP_CLIP_HALFZ
:
146 case PIPE_CAP_ALLOW_MAPPED_BUFFERS_DURING_EXECUTION
:
149 case PIPE_CAP_MIN_MAP_BUFFER_ALIGNMENT
:
150 return R300_BUFFER_ALIGNMENT
;
152 case PIPE_CAP_CONSTANT_BUFFER_OFFSET_ALIGNMENT
:
155 case PIPE_CAP_GLSL_FEATURE_LEVEL
:
156 case PIPE_CAP_GLSL_FEATURE_LEVEL_COMPATIBILITY
:
159 /* r300 cannot do swizzling of compressed textures. Supported otherwise. */
160 case PIPE_CAP_TEXTURE_SWIZZLE
:
161 return r300screen
->caps
.dxtc_swizzle
;
163 /* We don't support color clamping on r500, so that we can use color
164 * intepolators for generic varyings. */
165 case PIPE_CAP_VERTEX_COLOR_CLAMPED
:
168 /* Supported on r500 only. */
169 case PIPE_CAP_VERTEX_COLOR_UNCLAMPED
:
170 case PIPE_CAP_MIXED_COLORBUFFER_FORMATS
:
171 case PIPE_CAP_FRAGMENT_SHADER_TEXTURE_LOD
:
172 case PIPE_CAP_FRAGMENT_SHADER_DERIVATIVES
:
173 case PIPE_CAP_VERTEX_SHADER_SATURATE
:
174 return is_r500
? 1 : 0;
176 case PIPE_CAP_GLSL_OPTIMIZE_CONSERVATIVELY
:
179 case PIPE_CAP_MAX_GS_INVOCATIONS
:
181 case PIPE_CAP_MAX_SHADER_BUFFER_SIZE
:
184 /* SWTCL-only features. */
185 case PIPE_CAP_PRIMITIVE_RESTART
:
186 case PIPE_CAP_PRIMITIVE_RESTART_FIXED_INDEX
:
187 case PIPE_CAP_USER_VERTEX_BUFFERS
:
188 case PIPE_CAP_TGSI_VS_WINDOW_SPACE_POSITION
:
189 return !r300screen
->caps
.has_tcl
;
191 /* HWTCL-only features / limitations. */
192 case PIPE_CAP_VERTEX_BUFFER_OFFSET_4BYTE_ALIGNED_ONLY
:
193 case PIPE_CAP_VERTEX_BUFFER_STRIDE_4BYTE_ALIGNED_ONLY
:
194 case PIPE_CAP_VERTEX_ELEMENT_SRC_OFFSET_4BYTE_ALIGNED_ONLY
:
195 return r300screen
->caps
.has_tcl
;
198 case PIPE_CAP_MAX_TEXTURE_2D_SIZE
:
199 return is_r500
? 4096 : 2048;
200 case PIPE_CAP_MAX_TEXTURE_3D_LEVELS
:
201 case PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS
:
202 /* 13 == 4096, 12 == 2048 */
203 return is_r500
? 13 : 12;
205 /* Render targets. */
206 case PIPE_CAP_MAX_RENDER_TARGETS
:
208 case PIPE_CAP_ENDIANNESS
:
209 return PIPE_ENDIAN_LITTLE
;
211 case PIPE_CAP_MAX_VIEWPORTS
:
214 case PIPE_CAP_MAX_VERTEX_ATTRIB_STRIDE
:
217 case PIPE_CAP_MAX_VARYINGS
:
220 case PIPE_CAP_VENDOR_ID
:
222 case PIPE_CAP_DEVICE_ID
:
223 return r300screen
->info
.pci_id
;
224 case PIPE_CAP_ACCELERATED
:
226 case PIPE_CAP_VIDEO_MEMORY
:
227 return r300screen
->info
.vram_size
>> 20;
230 case PIPE_CAP_PCI_GROUP
:
231 return r300screen
->info
.pci_domain
;
232 case PIPE_CAP_PCI_BUS
:
233 return r300screen
->info
.pci_bus
;
234 case PIPE_CAP_PCI_DEVICE
:
235 return r300screen
->info
.pci_dev
;
236 case PIPE_CAP_PCI_FUNCTION
:
237 return r300screen
->info
.pci_func
;
239 return u_pipe_screen_get_param_defaults(pscreen
, param
);
243 static int r300_get_shader_param(struct pipe_screen
*pscreen
,
244 enum pipe_shader_type shader
,
245 enum pipe_shader_cap param
)
247 struct r300_screen
* r300screen
= r300_screen(pscreen
);
248 boolean is_r400
= r300screen
->caps
.is_r400
;
249 boolean is_r500
= r300screen
->caps
.is_r500
;
252 case PIPE_SHADER_FRAGMENT
:
255 case PIPE_SHADER_CAP_MAX_INSTRUCTIONS
:
256 return is_r500
|| is_r400
? 512 : 96;
257 case PIPE_SHADER_CAP_MAX_ALU_INSTRUCTIONS
:
258 return is_r500
|| is_r400
? 512 : 64;
259 case PIPE_SHADER_CAP_MAX_TEX_INSTRUCTIONS
:
260 return is_r500
|| is_r400
? 512 : 32;
261 case PIPE_SHADER_CAP_MAX_TEX_INDIRECTIONS
:
262 return is_r500
? 511 : 4;
263 case PIPE_SHADER_CAP_MAX_CONTROL_FLOW_DEPTH
:
264 return is_r500
? 64 : 0; /* Actually unlimited on r500. */
265 /* Fragment shader limits. */
266 case PIPE_SHADER_CAP_MAX_INPUTS
:
267 /* 2 colors + 8 texcoords are always supported
268 * (minus fog and wpos).
270 * R500 has the ability to turn 3rd and 4th color into
271 * additional texcoords but there is no two-sided color
272 * selection then. However the facing bit can be used instead. */
274 case PIPE_SHADER_CAP_MAX_OUTPUTS
:
276 case PIPE_SHADER_CAP_MAX_CONST_BUFFER_SIZE
:
277 return (is_r500
? 256 : 32) * sizeof(float[4]);
278 case PIPE_SHADER_CAP_MAX_CONST_BUFFERS
:
279 case PIPE_SHADER_CAP_TGSI_ANY_INOUT_DECL_RANGE
:
281 case PIPE_SHADER_CAP_MAX_TEMPS
:
282 return is_r500
? 128 : is_r400
? 64 : 32;
283 case PIPE_SHADER_CAP_MAX_TEXTURE_SAMPLERS
:
284 case PIPE_SHADER_CAP_MAX_SAMPLER_VIEWS
:
285 return r300screen
->caps
.num_tex_units
;
286 case PIPE_SHADER_CAP_TGSI_CONT_SUPPORTED
:
287 case PIPE_SHADER_CAP_TGSI_SQRT_SUPPORTED
:
288 case PIPE_SHADER_CAP_INDIRECT_INPUT_ADDR
:
289 case PIPE_SHADER_CAP_INDIRECT_OUTPUT_ADDR
:
290 case PIPE_SHADER_CAP_INDIRECT_TEMP_ADDR
:
291 case PIPE_SHADER_CAP_INDIRECT_CONST_ADDR
:
292 case PIPE_SHADER_CAP_SUBROUTINES
:
293 case PIPE_SHADER_CAP_INTEGERS
:
294 case PIPE_SHADER_CAP_INT64_ATOMICS
:
295 case PIPE_SHADER_CAP_FP16
:
296 case PIPE_SHADER_CAP_FP16_DERIVATIVES
:
297 case PIPE_SHADER_CAP_INT16
:
298 case PIPE_SHADER_CAP_TGSI_DROUND_SUPPORTED
:
299 case PIPE_SHADER_CAP_TGSI_DFRACEXP_DLDEXP_SUPPORTED
:
300 case PIPE_SHADER_CAP_TGSI_LDEXP_SUPPORTED
:
301 case PIPE_SHADER_CAP_TGSI_FMA_SUPPORTED
:
302 case PIPE_SHADER_CAP_MAX_SHADER_BUFFERS
:
303 case PIPE_SHADER_CAP_MAX_SHADER_IMAGES
:
304 case PIPE_SHADER_CAP_LOWER_IF_THRESHOLD
:
305 case PIPE_SHADER_CAP_TGSI_SKIP_MERGE_REGISTERS
:
306 case PIPE_SHADER_CAP_MAX_HW_ATOMIC_COUNTERS
:
307 case PIPE_SHADER_CAP_MAX_HW_ATOMIC_COUNTER_BUFFERS
:
309 case PIPE_SHADER_CAP_MAX_UNROLL_ITERATIONS_HINT
:
311 case PIPE_SHADER_CAP_PREFERRED_IR
:
312 return PIPE_SHADER_IR_TGSI
;
313 case PIPE_SHADER_CAP_SUPPORTED_IRS
:
317 case PIPE_SHADER_VERTEX
:
320 case PIPE_SHADER_CAP_MAX_TEXTURE_SAMPLERS
:
321 case PIPE_SHADER_CAP_MAX_SAMPLER_VIEWS
:
322 case PIPE_SHADER_CAP_SUBROUTINES
:
327 if (!r300screen
->caps
.has_tcl
) {
328 return draw_get_shader_param(shader
, param
);
333 case PIPE_SHADER_CAP_MAX_INSTRUCTIONS
:
334 case PIPE_SHADER_CAP_MAX_ALU_INSTRUCTIONS
:
335 return is_r500
? 1024 : 256;
336 case PIPE_SHADER_CAP_MAX_CONTROL_FLOW_DEPTH
:
337 return is_r500
? 4 : 0; /* For loops; not sure about conditionals. */
338 case PIPE_SHADER_CAP_MAX_INPUTS
:
340 case PIPE_SHADER_CAP_MAX_OUTPUTS
:
342 case PIPE_SHADER_CAP_MAX_CONST_BUFFER_SIZE
:
343 return 256 * sizeof(float[4]);
344 case PIPE_SHADER_CAP_MAX_CONST_BUFFERS
:
346 case PIPE_SHADER_CAP_MAX_TEMPS
:
348 case PIPE_SHADER_CAP_INDIRECT_CONST_ADDR
:
349 case PIPE_SHADER_CAP_TGSI_ANY_INOUT_DECL_RANGE
:
351 case PIPE_SHADER_CAP_MAX_TEX_INSTRUCTIONS
:
352 case PIPE_SHADER_CAP_MAX_TEX_INDIRECTIONS
:
353 case PIPE_SHADER_CAP_TGSI_CONT_SUPPORTED
:
354 case PIPE_SHADER_CAP_TGSI_SQRT_SUPPORTED
:
355 case PIPE_SHADER_CAP_INDIRECT_INPUT_ADDR
:
356 case PIPE_SHADER_CAP_INDIRECT_OUTPUT_ADDR
:
357 case PIPE_SHADER_CAP_INDIRECT_TEMP_ADDR
:
358 case PIPE_SHADER_CAP_SUBROUTINES
:
359 case PIPE_SHADER_CAP_INTEGERS
:
360 case PIPE_SHADER_CAP_FP16
:
361 case PIPE_SHADER_CAP_FP16_DERIVATIVES
:
362 case PIPE_SHADER_CAP_INT16
:
363 case PIPE_SHADER_CAP_INT64_ATOMICS
:
364 case PIPE_SHADER_CAP_MAX_TEXTURE_SAMPLERS
:
365 case PIPE_SHADER_CAP_MAX_SAMPLER_VIEWS
:
366 case PIPE_SHADER_CAP_TGSI_DROUND_SUPPORTED
:
367 case PIPE_SHADER_CAP_TGSI_DFRACEXP_DLDEXP_SUPPORTED
:
368 case PIPE_SHADER_CAP_TGSI_LDEXP_SUPPORTED
:
369 case PIPE_SHADER_CAP_TGSI_FMA_SUPPORTED
:
370 case PIPE_SHADER_CAP_MAX_SHADER_BUFFERS
:
371 case PIPE_SHADER_CAP_MAX_SHADER_IMAGES
:
372 case PIPE_SHADER_CAP_LOWER_IF_THRESHOLD
:
373 case PIPE_SHADER_CAP_TGSI_SKIP_MERGE_REGISTERS
:
374 case PIPE_SHADER_CAP_MAX_HW_ATOMIC_COUNTERS
:
375 case PIPE_SHADER_CAP_MAX_HW_ATOMIC_COUNTER_BUFFERS
:
377 case PIPE_SHADER_CAP_MAX_UNROLL_ITERATIONS_HINT
:
379 case PIPE_SHADER_CAP_PREFERRED_IR
:
380 return PIPE_SHADER_IR_TGSI
;
381 case PIPE_SHADER_CAP_SUPPORTED_IRS
:
391 static float r300_get_paramf(struct pipe_screen
* pscreen
,
392 enum pipe_capf param
)
394 struct r300_screen
* r300screen
= r300_screen(pscreen
);
397 case PIPE_CAPF_MAX_LINE_WIDTH
:
398 case PIPE_CAPF_MAX_LINE_WIDTH_AA
:
399 case PIPE_CAPF_MAX_POINT_WIDTH
:
400 case PIPE_CAPF_MAX_POINT_WIDTH_AA
:
401 /* The maximum dimensions of the colorbuffer are our practical
402 * rendering limits. 2048 pixels should be enough for anybody. */
403 if (r300screen
->caps
.is_r500
) {
405 } else if (r300screen
->caps
.is_r400
) {
410 case PIPE_CAPF_MAX_TEXTURE_ANISOTROPY
:
412 case PIPE_CAPF_MAX_TEXTURE_LOD_BIAS
:
414 case PIPE_CAPF_MIN_CONSERVATIVE_RASTER_DILATE
:
415 case PIPE_CAPF_MAX_CONSERVATIVE_RASTER_DILATE
:
416 case PIPE_CAPF_CONSERVATIVE_RASTER_DILATE_GRANULARITY
:
419 debug_printf("r300: Warning: Unknown CAP %d in get_paramf.\n",
425 static int r300_get_video_param(struct pipe_screen
*screen
,
426 enum pipe_video_profile profile
,
427 enum pipe_video_entrypoint entrypoint
,
428 enum pipe_video_cap param
)
431 case PIPE_VIDEO_CAP_SUPPORTED
:
432 return vl_profile_supported(screen
, profile
, entrypoint
);
433 case PIPE_VIDEO_CAP_NPOT_TEXTURES
:
435 case PIPE_VIDEO_CAP_MAX_WIDTH
:
436 case PIPE_VIDEO_CAP_MAX_HEIGHT
:
437 return vl_video_buffer_max_size(screen
);
438 case PIPE_VIDEO_CAP_PREFERED_FORMAT
:
439 return PIPE_FORMAT_NV12
;
440 case PIPE_VIDEO_CAP_PREFERS_INTERLACED
:
442 case PIPE_VIDEO_CAP_SUPPORTS_INTERLACED
:
444 case PIPE_VIDEO_CAP_SUPPORTS_PROGRESSIVE
:
446 case PIPE_VIDEO_CAP_MAX_LEVEL
:
447 return vl_level_supported(screen
, profile
);
454 * Whether the format matches:
455 * PIPE_FORMAT_?10?10?10?2_UNORM
457 static inline boolean
458 util_format_is_rgba1010102_variant(const struct util_format_description
*desc
)
460 static const unsigned size
[4] = {10, 10, 10, 2};
463 if (desc
->block
.width
!= 1 ||
464 desc
->block
.height
!= 1 ||
465 desc
->block
.bits
!= 32)
468 for (chan
= 0; chan
< 4; ++chan
) {
469 if(desc
->channel
[chan
].type
!= UTIL_FORMAT_TYPE_UNSIGNED
&&
470 desc
->channel
[chan
].type
!= UTIL_FORMAT_TYPE_VOID
)
472 if (desc
->channel
[chan
].size
!= size
[chan
])
479 static bool r300_is_blending_supported(struct r300_screen
*rscreen
,
480 enum pipe_format format
)
483 const struct util_format_description
*desc
=
484 util_format_description(format
);
486 if (desc
->layout
!= UTIL_FORMAT_LAYOUT_PLAIN
)
489 c
= util_format_get_first_non_void_channel(format
);
492 if (rscreen
->caps
.is_r500
&&
493 desc
->nr_channels
== 4 &&
494 desc
->channel
[c
].size
== 16 &&
495 desc
->channel
[c
].type
== UTIL_FORMAT_TYPE_FLOAT
)
498 if (desc
->channel
[c
].normalized
&&
499 desc
->channel
[c
].type
== UTIL_FORMAT_TYPE_UNSIGNED
&&
500 desc
->channel
[c
].size
>= 4 &&
501 desc
->channel
[c
].size
<= 10) {
502 /* RGB10_A2, RGBA8, RGB5_A1, RGBA4, RGB565 */
503 if (desc
->nr_channels
>= 3)
506 if (format
== PIPE_FORMAT_R8G8_UNORM
)
510 if (desc
->nr_channels
== 1)
517 static bool r300_is_format_supported(struct pipe_screen
* screen
,
518 enum pipe_format format
,
519 enum pipe_texture_target target
,
520 unsigned sample_count
,
521 unsigned storage_sample_count
,
525 boolean is_r500
= r300_screen(screen
)->caps
.is_r500
;
526 boolean is_r400
= r300_screen(screen
)->caps
.is_r400
;
527 boolean is_color2101010
= format
== PIPE_FORMAT_R10G10B10A2_UNORM
||
528 format
== PIPE_FORMAT_R10G10B10X2_SNORM
||
529 format
== PIPE_FORMAT_B10G10R10A2_UNORM
||
530 format
== PIPE_FORMAT_B10G10R10X2_UNORM
||
531 format
== PIPE_FORMAT_R10SG10SB10SA2U_NORM
;
532 boolean is_ati1n
= format
== PIPE_FORMAT_RGTC1_UNORM
||
533 format
== PIPE_FORMAT_RGTC1_SNORM
||
534 format
== PIPE_FORMAT_LATC1_UNORM
||
535 format
== PIPE_FORMAT_LATC1_SNORM
;
536 boolean is_ati2n
= format
== PIPE_FORMAT_RGTC2_UNORM
||
537 format
== PIPE_FORMAT_RGTC2_SNORM
||
538 format
== PIPE_FORMAT_LATC2_UNORM
||
539 format
== PIPE_FORMAT_LATC2_SNORM
;
540 boolean is_half_float
= format
== PIPE_FORMAT_R16_FLOAT
||
541 format
== PIPE_FORMAT_R16G16_FLOAT
||
542 format
== PIPE_FORMAT_R16G16B16_FLOAT
||
543 format
== PIPE_FORMAT_R16G16B16A16_FLOAT
||
544 format
== PIPE_FORMAT_R16G16B16X16_FLOAT
;
545 const struct util_format_description
*desc
;
547 if (MAX2(1, sample_count
) != MAX2(1, storage_sample_count
))
550 /* Check multisampling support. */
551 switch (sample_count
) {
558 /* No texturing and scanout. */
559 if (usage
& (PIPE_BIND_SAMPLER_VIEW
|
560 PIPE_BIND_DISPLAY_TARGET
|
561 PIPE_BIND_SCANOUT
)) {
565 desc
= util_format_description(format
);
568 /* Only allow depth/stencil, RGBA8, RGBA1010102, RGBA16F. */
569 if (!util_format_is_depth_or_stencil(format
) &&
570 !util_format_is_rgba8_variant(desc
) &&
571 !util_format_is_rgba1010102_variant(desc
) &&
572 format
!= PIPE_FORMAT_R16G16B16A16_FLOAT
&&
573 format
!= PIPE_FORMAT_R16G16B16X16_FLOAT
) {
577 /* Only allow depth/stencil, RGBA8. */
578 if (!util_format_is_depth_or_stencil(format
) &&
579 !util_format_is_rgba8_variant(desc
)) {
588 /* Check sampler format support. */
589 if ((usage
& PIPE_BIND_SAMPLER_VIEW
) &&
590 /* these two are broken for an unknown reason */
591 format
!= PIPE_FORMAT_R8G8B8X8_SNORM
&&
592 format
!= PIPE_FORMAT_R16G16B16X16_SNORM
&&
593 /* ATI1N is r5xx-only. */
594 (is_r500
|| !is_ati1n
) &&
595 /* ATI2N is supported on r4xx-r5xx. */
596 (is_r400
|| is_r500
|| !is_ati2n
) &&
597 r300_is_sampler_format_supported(format
)) {
598 retval
|= PIPE_BIND_SAMPLER_VIEW
;
601 /* Check colorbuffer format support. */
602 if ((usage
& (PIPE_BIND_RENDER_TARGET
|
603 PIPE_BIND_DISPLAY_TARGET
|
606 PIPE_BIND_BLENDABLE
)) &&
607 /* 2101010 cannot be rendered to on non-r5xx. */
608 (!is_color2101010
|| is_r500
) &&
609 r300_is_colorbuffer_format_supported(format
)) {
611 (PIPE_BIND_RENDER_TARGET
|
612 PIPE_BIND_DISPLAY_TARGET
|
616 if (r300_is_blending_supported(r300_screen(screen
), format
)) {
617 retval
|= usage
& PIPE_BIND_BLENDABLE
;
621 /* Check depth-stencil format support. */
622 if (usage
& PIPE_BIND_DEPTH_STENCIL
&&
623 r300_is_zs_format_supported(format
)) {
624 retval
|= PIPE_BIND_DEPTH_STENCIL
;
627 /* Check vertex buffer format support. */
628 if (usage
& PIPE_BIND_VERTEX_BUFFER
) {
629 if (r300_screen(screen
)->caps
.has_tcl
) {
630 /* Half float is supported on >= R400. */
631 if ((is_r400
|| is_r500
|| !is_half_float
) &&
632 r300_translate_vertex_data_type(format
) != R300_INVALID_FORMAT
) {
633 retval
|= PIPE_BIND_VERTEX_BUFFER
;
637 if (!util_format_is_pure_integer(format
)) {
638 retval
|= PIPE_BIND_VERTEX_BUFFER
;
643 return retval
== usage
;
646 static void r300_destroy_screen(struct pipe_screen
* pscreen
)
648 struct r300_screen
* r300screen
= r300_screen(pscreen
);
649 struct radeon_winsys
*rws
= radeon_winsys(pscreen
);
651 if (rws
&& !rws
->unref(rws
))
654 mtx_destroy(&r300screen
->cmask_mutex
);
655 slab_destroy_parent(&r300screen
->pool_transfers
);
657 disk_cache_destroy(r300screen
->disk_shader_cache
);
665 static void r300_fence_reference(struct pipe_screen
*screen
,
666 struct pipe_fence_handle
**ptr
,
667 struct pipe_fence_handle
*fence
)
669 struct radeon_winsys
*rws
= r300_screen(screen
)->rws
;
671 rws
->fence_reference(ptr
, fence
);
674 static bool r300_fence_finish(struct pipe_screen
*screen
,
675 struct pipe_context
*ctx
,
676 struct pipe_fence_handle
*fence
,
679 struct radeon_winsys
*rws
= r300_screen(screen
)->rws
;
681 return rws
->fence_wait(rws
, fence
, timeout
);
684 struct pipe_screen
* r300_screen_create(struct radeon_winsys
*rws
,
685 const struct pipe_screen_config
*config
)
687 struct r300_screen
*r300screen
= CALLOC_STRUCT(r300_screen
);
694 rws
->query_info(rws
, &r300screen
->info
);
696 r300_init_debug(r300screen
);
697 r300_parse_chipset(r300screen
->info
.pci_id
, &r300screen
->caps
);
699 if (SCREEN_DBG_ON(r300screen
, DBG_NO_ZMASK
))
700 r300screen
->caps
.zmask_ram
= 0;
701 if (SCREEN_DBG_ON(r300screen
, DBG_NO_HIZ
))
702 r300screen
->caps
.hiz_ram
= 0;
704 r300screen
->rws
= rws
;
705 r300screen
->screen
.destroy
= r300_destroy_screen
;
706 r300screen
->screen
.get_name
= r300_get_name
;
707 r300screen
->screen
.get_vendor
= r300_get_vendor
;
708 r300screen
->screen
.get_device_vendor
= r300_get_device_vendor
;
709 r300screen
->screen
.get_disk_shader_cache
= r300_get_disk_shader_cache
;
710 r300screen
->screen
.get_param
= r300_get_param
;
711 r300screen
->screen
.get_shader_param
= r300_get_shader_param
;
712 r300screen
->screen
.get_paramf
= r300_get_paramf
;
713 r300screen
->screen
.get_video_param
= r300_get_video_param
;
714 r300screen
->screen
.is_format_supported
= r300_is_format_supported
;
715 r300screen
->screen
.is_video_format_supported
= vl_video_buffer_is_format_supported
;
716 r300screen
->screen
.context_create
= r300_create_context
;
717 r300screen
->screen
.fence_reference
= r300_fence_reference
;
718 r300screen
->screen
.fence_finish
= r300_fence_finish
;
720 r300_init_screen_resource_functions(r300screen
);
722 r300_disk_cache_create(r300screen
);
724 slab_create_parent(&r300screen
->pool_transfers
, sizeof(struct pipe_transfer
), 64);
726 (void) mtx_init(&r300screen
->cmask_mutex
, mtx_plain
);
728 return &r300screen
->screen
;