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_USER_VERTEX_BUFFERS
:
187 case PIPE_CAP_TGSI_VS_WINDOW_SPACE_POSITION
:
188 return !r300screen
->caps
.has_tcl
;
190 /* HWTCL-only features / limitations. */
191 case PIPE_CAP_VERTEX_BUFFER_OFFSET_4BYTE_ALIGNED_ONLY
:
192 case PIPE_CAP_VERTEX_BUFFER_STRIDE_4BYTE_ALIGNED_ONLY
:
193 case PIPE_CAP_VERTEX_ELEMENT_SRC_OFFSET_4BYTE_ALIGNED_ONLY
:
194 return r300screen
->caps
.has_tcl
;
197 case PIPE_CAP_MAX_TEXTURE_2D_SIZE
:
198 return is_r500
? 4096 : 2048;
199 case PIPE_CAP_MAX_TEXTURE_3D_LEVELS
:
200 case PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS
:
201 /* 13 == 4096, 12 == 2048 */
202 return is_r500
? 13 : 12;
204 /* Render targets. */
205 case PIPE_CAP_MAX_RENDER_TARGETS
:
207 case PIPE_CAP_ENDIANNESS
:
208 return PIPE_ENDIAN_LITTLE
;
210 case PIPE_CAP_MAX_VIEWPORTS
:
213 case PIPE_CAP_MAX_VERTEX_ATTRIB_STRIDE
:
216 case PIPE_CAP_MAX_VARYINGS
:
219 case PIPE_CAP_VENDOR_ID
:
221 case PIPE_CAP_DEVICE_ID
:
222 return r300screen
->info
.pci_id
;
223 case PIPE_CAP_ACCELERATED
:
225 case PIPE_CAP_VIDEO_MEMORY
:
226 return r300screen
->info
.vram_size
>> 20;
229 case PIPE_CAP_PCI_GROUP
:
230 return r300screen
->info
.pci_domain
;
231 case PIPE_CAP_PCI_BUS
:
232 return r300screen
->info
.pci_bus
;
233 case PIPE_CAP_PCI_DEVICE
:
234 return r300screen
->info
.pci_dev
;
235 case PIPE_CAP_PCI_FUNCTION
:
236 return r300screen
->info
.pci_func
;
238 return u_pipe_screen_get_param_defaults(pscreen
, param
);
242 static int r300_get_shader_param(struct pipe_screen
*pscreen
,
243 enum pipe_shader_type shader
,
244 enum pipe_shader_cap param
)
246 struct r300_screen
* r300screen
= r300_screen(pscreen
);
247 boolean is_r400
= r300screen
->caps
.is_r400
;
248 boolean is_r500
= r300screen
->caps
.is_r500
;
251 case PIPE_SHADER_FRAGMENT
:
254 case PIPE_SHADER_CAP_MAX_INSTRUCTIONS
:
255 return is_r500
|| is_r400
? 512 : 96;
256 case PIPE_SHADER_CAP_MAX_ALU_INSTRUCTIONS
:
257 return is_r500
|| is_r400
? 512 : 64;
258 case PIPE_SHADER_CAP_MAX_TEX_INSTRUCTIONS
:
259 return is_r500
|| is_r400
? 512 : 32;
260 case PIPE_SHADER_CAP_MAX_TEX_INDIRECTIONS
:
261 return is_r500
? 511 : 4;
262 case PIPE_SHADER_CAP_MAX_CONTROL_FLOW_DEPTH
:
263 return is_r500
? 64 : 0; /* Actually unlimited on r500. */
264 /* Fragment shader limits. */
265 case PIPE_SHADER_CAP_MAX_INPUTS
:
266 /* 2 colors + 8 texcoords are always supported
267 * (minus fog and wpos).
269 * R500 has the ability to turn 3rd and 4th color into
270 * additional texcoords but there is no two-sided color
271 * selection then. However the facing bit can be used instead. */
273 case PIPE_SHADER_CAP_MAX_OUTPUTS
:
275 case PIPE_SHADER_CAP_MAX_CONST_BUFFER_SIZE
:
276 return (is_r500
? 256 : 32) * sizeof(float[4]);
277 case PIPE_SHADER_CAP_MAX_CONST_BUFFERS
:
278 case PIPE_SHADER_CAP_TGSI_ANY_INOUT_DECL_RANGE
:
280 case PIPE_SHADER_CAP_MAX_TEMPS
:
281 return is_r500
? 128 : is_r400
? 64 : 32;
282 case PIPE_SHADER_CAP_MAX_TEXTURE_SAMPLERS
:
283 case PIPE_SHADER_CAP_MAX_SAMPLER_VIEWS
:
284 return r300screen
->caps
.num_tex_units
;
285 case PIPE_SHADER_CAP_TGSI_CONT_SUPPORTED
:
286 case PIPE_SHADER_CAP_TGSI_SQRT_SUPPORTED
:
287 case PIPE_SHADER_CAP_INDIRECT_INPUT_ADDR
:
288 case PIPE_SHADER_CAP_INDIRECT_OUTPUT_ADDR
:
289 case PIPE_SHADER_CAP_INDIRECT_TEMP_ADDR
:
290 case PIPE_SHADER_CAP_INDIRECT_CONST_ADDR
:
291 case PIPE_SHADER_CAP_SUBROUTINES
:
292 case PIPE_SHADER_CAP_INTEGERS
:
293 case PIPE_SHADER_CAP_INT64_ATOMICS
:
294 case PIPE_SHADER_CAP_FP16
:
295 case PIPE_SHADER_CAP_FP16_DERIVATIVES
:
296 case PIPE_SHADER_CAP_INT16
:
297 case PIPE_SHADER_CAP_TGSI_DROUND_SUPPORTED
:
298 case PIPE_SHADER_CAP_TGSI_DFRACEXP_DLDEXP_SUPPORTED
:
299 case PIPE_SHADER_CAP_TGSI_LDEXP_SUPPORTED
:
300 case PIPE_SHADER_CAP_TGSI_FMA_SUPPORTED
:
301 case PIPE_SHADER_CAP_MAX_SHADER_BUFFERS
:
302 case PIPE_SHADER_CAP_MAX_SHADER_IMAGES
:
303 case PIPE_SHADER_CAP_LOWER_IF_THRESHOLD
:
304 case PIPE_SHADER_CAP_TGSI_SKIP_MERGE_REGISTERS
:
305 case PIPE_SHADER_CAP_MAX_HW_ATOMIC_COUNTERS
:
306 case PIPE_SHADER_CAP_MAX_HW_ATOMIC_COUNTER_BUFFERS
:
308 case PIPE_SHADER_CAP_MAX_UNROLL_ITERATIONS_HINT
:
310 case PIPE_SHADER_CAP_PREFERRED_IR
:
311 return PIPE_SHADER_IR_TGSI
;
312 case PIPE_SHADER_CAP_SUPPORTED_IRS
:
316 case PIPE_SHADER_VERTEX
:
319 case PIPE_SHADER_CAP_MAX_TEXTURE_SAMPLERS
:
320 case PIPE_SHADER_CAP_MAX_SAMPLER_VIEWS
:
321 case PIPE_SHADER_CAP_SUBROUTINES
:
326 if (!r300screen
->caps
.has_tcl
) {
327 return draw_get_shader_param(shader
, param
);
332 case PIPE_SHADER_CAP_MAX_INSTRUCTIONS
:
333 case PIPE_SHADER_CAP_MAX_ALU_INSTRUCTIONS
:
334 return is_r500
? 1024 : 256;
335 case PIPE_SHADER_CAP_MAX_CONTROL_FLOW_DEPTH
:
336 return is_r500
? 4 : 0; /* For loops; not sure about conditionals. */
337 case PIPE_SHADER_CAP_MAX_INPUTS
:
339 case PIPE_SHADER_CAP_MAX_OUTPUTS
:
341 case PIPE_SHADER_CAP_MAX_CONST_BUFFER_SIZE
:
342 return 256 * sizeof(float[4]);
343 case PIPE_SHADER_CAP_MAX_CONST_BUFFERS
:
345 case PIPE_SHADER_CAP_MAX_TEMPS
:
347 case PIPE_SHADER_CAP_INDIRECT_CONST_ADDR
:
348 case PIPE_SHADER_CAP_TGSI_ANY_INOUT_DECL_RANGE
:
350 case PIPE_SHADER_CAP_MAX_TEX_INSTRUCTIONS
:
351 case PIPE_SHADER_CAP_MAX_TEX_INDIRECTIONS
:
352 case PIPE_SHADER_CAP_TGSI_CONT_SUPPORTED
:
353 case PIPE_SHADER_CAP_TGSI_SQRT_SUPPORTED
:
354 case PIPE_SHADER_CAP_INDIRECT_INPUT_ADDR
:
355 case PIPE_SHADER_CAP_INDIRECT_OUTPUT_ADDR
:
356 case PIPE_SHADER_CAP_INDIRECT_TEMP_ADDR
:
357 case PIPE_SHADER_CAP_SUBROUTINES
:
358 case PIPE_SHADER_CAP_INTEGERS
:
359 case PIPE_SHADER_CAP_FP16
:
360 case PIPE_SHADER_CAP_FP16_DERIVATIVES
:
361 case PIPE_SHADER_CAP_INT16
:
362 case PIPE_SHADER_CAP_INT64_ATOMICS
:
363 case PIPE_SHADER_CAP_MAX_TEXTURE_SAMPLERS
:
364 case PIPE_SHADER_CAP_MAX_SAMPLER_VIEWS
:
365 case PIPE_SHADER_CAP_TGSI_DROUND_SUPPORTED
:
366 case PIPE_SHADER_CAP_TGSI_DFRACEXP_DLDEXP_SUPPORTED
:
367 case PIPE_SHADER_CAP_TGSI_LDEXP_SUPPORTED
:
368 case PIPE_SHADER_CAP_TGSI_FMA_SUPPORTED
:
369 case PIPE_SHADER_CAP_MAX_SHADER_BUFFERS
:
370 case PIPE_SHADER_CAP_MAX_SHADER_IMAGES
:
371 case PIPE_SHADER_CAP_LOWER_IF_THRESHOLD
:
372 case PIPE_SHADER_CAP_TGSI_SKIP_MERGE_REGISTERS
:
373 case PIPE_SHADER_CAP_MAX_HW_ATOMIC_COUNTERS
:
374 case PIPE_SHADER_CAP_MAX_HW_ATOMIC_COUNTER_BUFFERS
:
376 case PIPE_SHADER_CAP_MAX_UNROLL_ITERATIONS_HINT
:
378 case PIPE_SHADER_CAP_PREFERRED_IR
:
379 return PIPE_SHADER_IR_TGSI
;
380 case PIPE_SHADER_CAP_SUPPORTED_IRS
:
390 static float r300_get_paramf(struct pipe_screen
* pscreen
,
391 enum pipe_capf param
)
393 struct r300_screen
* r300screen
= r300_screen(pscreen
);
396 case PIPE_CAPF_MAX_LINE_WIDTH
:
397 case PIPE_CAPF_MAX_LINE_WIDTH_AA
:
398 case PIPE_CAPF_MAX_POINT_WIDTH
:
399 case PIPE_CAPF_MAX_POINT_WIDTH_AA
:
400 /* The maximum dimensions of the colorbuffer are our practical
401 * rendering limits. 2048 pixels should be enough for anybody. */
402 if (r300screen
->caps
.is_r500
) {
404 } else if (r300screen
->caps
.is_r400
) {
409 case PIPE_CAPF_MAX_TEXTURE_ANISOTROPY
:
411 case PIPE_CAPF_MAX_TEXTURE_LOD_BIAS
:
413 case PIPE_CAPF_MIN_CONSERVATIVE_RASTER_DILATE
:
414 case PIPE_CAPF_MAX_CONSERVATIVE_RASTER_DILATE
:
415 case PIPE_CAPF_CONSERVATIVE_RASTER_DILATE_GRANULARITY
:
418 debug_printf("r300: Warning: Unknown CAP %d in get_paramf.\n",
424 static int r300_get_video_param(struct pipe_screen
*screen
,
425 enum pipe_video_profile profile
,
426 enum pipe_video_entrypoint entrypoint
,
427 enum pipe_video_cap param
)
430 case PIPE_VIDEO_CAP_SUPPORTED
:
431 return vl_profile_supported(screen
, profile
, entrypoint
);
432 case PIPE_VIDEO_CAP_NPOT_TEXTURES
:
434 case PIPE_VIDEO_CAP_MAX_WIDTH
:
435 case PIPE_VIDEO_CAP_MAX_HEIGHT
:
436 return vl_video_buffer_max_size(screen
);
437 case PIPE_VIDEO_CAP_PREFERED_FORMAT
:
438 return PIPE_FORMAT_NV12
;
439 case PIPE_VIDEO_CAP_PREFERS_INTERLACED
:
441 case PIPE_VIDEO_CAP_SUPPORTS_INTERLACED
:
443 case PIPE_VIDEO_CAP_SUPPORTS_PROGRESSIVE
:
445 case PIPE_VIDEO_CAP_MAX_LEVEL
:
446 return vl_level_supported(screen
, profile
);
453 * Whether the format matches:
454 * PIPE_FORMAT_?10?10?10?2_UNORM
456 static inline boolean
457 util_format_is_rgba1010102_variant(const struct util_format_description
*desc
)
459 static const unsigned size
[4] = {10, 10, 10, 2};
462 if (desc
->block
.width
!= 1 ||
463 desc
->block
.height
!= 1 ||
464 desc
->block
.bits
!= 32)
467 for (chan
= 0; chan
< 4; ++chan
) {
468 if(desc
->channel
[chan
].type
!= UTIL_FORMAT_TYPE_UNSIGNED
&&
469 desc
->channel
[chan
].type
!= UTIL_FORMAT_TYPE_VOID
)
471 if (desc
->channel
[chan
].size
!= size
[chan
])
478 static bool r300_is_blending_supported(struct r300_screen
*rscreen
,
479 enum pipe_format format
)
482 const struct util_format_description
*desc
=
483 util_format_description(format
);
485 if (desc
->layout
!= UTIL_FORMAT_LAYOUT_PLAIN
)
488 c
= util_format_get_first_non_void_channel(format
);
491 if (rscreen
->caps
.is_r500
&&
492 desc
->nr_channels
== 4 &&
493 desc
->channel
[c
].size
== 16 &&
494 desc
->channel
[c
].type
== UTIL_FORMAT_TYPE_FLOAT
)
497 if (desc
->channel
[c
].normalized
&&
498 desc
->channel
[c
].type
== UTIL_FORMAT_TYPE_UNSIGNED
&&
499 desc
->channel
[c
].size
>= 4 &&
500 desc
->channel
[c
].size
<= 10) {
501 /* RGB10_A2, RGBA8, RGB5_A1, RGBA4, RGB565 */
502 if (desc
->nr_channels
>= 3)
505 if (format
== PIPE_FORMAT_R8G8_UNORM
)
509 if (desc
->nr_channels
== 1)
516 static bool r300_is_format_supported(struct pipe_screen
* screen
,
517 enum pipe_format format
,
518 enum pipe_texture_target target
,
519 unsigned sample_count
,
520 unsigned storage_sample_count
,
524 boolean is_r500
= r300_screen(screen
)->caps
.is_r500
;
525 boolean is_r400
= r300_screen(screen
)->caps
.is_r400
;
526 boolean is_color2101010
= format
== PIPE_FORMAT_R10G10B10A2_UNORM
||
527 format
== PIPE_FORMAT_R10G10B10X2_SNORM
||
528 format
== PIPE_FORMAT_B10G10R10A2_UNORM
||
529 format
== PIPE_FORMAT_B10G10R10X2_UNORM
||
530 format
== PIPE_FORMAT_R10SG10SB10SA2U_NORM
;
531 boolean is_ati1n
= format
== PIPE_FORMAT_RGTC1_UNORM
||
532 format
== PIPE_FORMAT_RGTC1_SNORM
||
533 format
== PIPE_FORMAT_LATC1_UNORM
||
534 format
== PIPE_FORMAT_LATC1_SNORM
;
535 boolean is_ati2n
= format
== PIPE_FORMAT_RGTC2_UNORM
||
536 format
== PIPE_FORMAT_RGTC2_SNORM
||
537 format
== PIPE_FORMAT_LATC2_UNORM
||
538 format
== PIPE_FORMAT_LATC2_SNORM
;
539 boolean is_half_float
= format
== PIPE_FORMAT_R16_FLOAT
||
540 format
== PIPE_FORMAT_R16G16_FLOAT
||
541 format
== PIPE_FORMAT_R16G16B16_FLOAT
||
542 format
== PIPE_FORMAT_R16G16B16A16_FLOAT
||
543 format
== PIPE_FORMAT_R16G16B16X16_FLOAT
;
544 const struct util_format_description
*desc
;
546 if (MAX2(1, sample_count
) != MAX2(1, storage_sample_count
))
549 /* Check multisampling support. */
550 switch (sample_count
) {
557 /* No texturing and scanout. */
558 if (usage
& (PIPE_BIND_SAMPLER_VIEW
|
559 PIPE_BIND_DISPLAY_TARGET
|
560 PIPE_BIND_SCANOUT
)) {
564 desc
= util_format_description(format
);
567 /* Only allow depth/stencil, RGBA8, RGBA1010102, RGBA16F. */
568 if (!util_format_is_depth_or_stencil(format
) &&
569 !util_format_is_rgba8_variant(desc
) &&
570 !util_format_is_rgba1010102_variant(desc
) &&
571 format
!= PIPE_FORMAT_R16G16B16A16_FLOAT
&&
572 format
!= PIPE_FORMAT_R16G16B16X16_FLOAT
) {
576 /* Only allow depth/stencil, RGBA8. */
577 if (!util_format_is_depth_or_stencil(format
) &&
578 !util_format_is_rgba8_variant(desc
)) {
587 /* Check sampler format support. */
588 if ((usage
& PIPE_BIND_SAMPLER_VIEW
) &&
589 /* these two are broken for an unknown reason */
590 format
!= PIPE_FORMAT_R8G8B8X8_SNORM
&&
591 format
!= PIPE_FORMAT_R16G16B16X16_SNORM
&&
592 /* ATI1N is r5xx-only. */
593 (is_r500
|| !is_ati1n
) &&
594 /* ATI2N is supported on r4xx-r5xx. */
595 (is_r400
|| is_r500
|| !is_ati2n
) &&
596 r300_is_sampler_format_supported(format
)) {
597 retval
|= PIPE_BIND_SAMPLER_VIEW
;
600 /* Check colorbuffer format support. */
601 if ((usage
& (PIPE_BIND_RENDER_TARGET
|
602 PIPE_BIND_DISPLAY_TARGET
|
605 PIPE_BIND_BLENDABLE
)) &&
606 /* 2101010 cannot be rendered to on non-r5xx. */
607 (!is_color2101010
|| is_r500
) &&
608 r300_is_colorbuffer_format_supported(format
)) {
610 (PIPE_BIND_RENDER_TARGET
|
611 PIPE_BIND_DISPLAY_TARGET
|
615 if (r300_is_blending_supported(r300_screen(screen
), format
)) {
616 retval
|= usage
& PIPE_BIND_BLENDABLE
;
620 /* Check depth-stencil format support. */
621 if (usage
& PIPE_BIND_DEPTH_STENCIL
&&
622 r300_is_zs_format_supported(format
)) {
623 retval
|= PIPE_BIND_DEPTH_STENCIL
;
626 /* Check vertex buffer format support. */
627 if (usage
& PIPE_BIND_VERTEX_BUFFER
) {
628 if (r300_screen(screen
)->caps
.has_tcl
) {
629 /* Half float is supported on >= R400. */
630 if ((is_r400
|| is_r500
|| !is_half_float
) &&
631 r300_translate_vertex_data_type(format
) != R300_INVALID_FORMAT
) {
632 retval
|= PIPE_BIND_VERTEX_BUFFER
;
636 if (!util_format_is_pure_integer(format
)) {
637 retval
|= PIPE_BIND_VERTEX_BUFFER
;
642 return retval
== usage
;
645 static void r300_destroy_screen(struct pipe_screen
* pscreen
)
647 struct r300_screen
* r300screen
= r300_screen(pscreen
);
648 struct radeon_winsys
*rws
= radeon_winsys(pscreen
);
650 if (rws
&& !rws
->unref(rws
))
653 mtx_destroy(&r300screen
->cmask_mutex
);
654 slab_destroy_parent(&r300screen
->pool_transfers
);
656 disk_cache_destroy(r300screen
->disk_shader_cache
);
664 static void r300_fence_reference(struct pipe_screen
*screen
,
665 struct pipe_fence_handle
**ptr
,
666 struct pipe_fence_handle
*fence
)
668 struct radeon_winsys
*rws
= r300_screen(screen
)->rws
;
670 rws
->fence_reference(ptr
, fence
);
673 static bool r300_fence_finish(struct pipe_screen
*screen
,
674 struct pipe_context
*ctx
,
675 struct pipe_fence_handle
*fence
,
678 struct radeon_winsys
*rws
= r300_screen(screen
)->rws
;
680 return rws
->fence_wait(rws
, fence
, timeout
);
683 struct pipe_screen
* r300_screen_create(struct radeon_winsys
*rws
,
684 const struct pipe_screen_config
*config
)
686 struct r300_screen
*r300screen
= CALLOC_STRUCT(r300_screen
);
693 rws
->query_info(rws
, &r300screen
->info
);
695 r300_init_debug(r300screen
);
696 r300_parse_chipset(r300screen
->info
.pci_id
, &r300screen
->caps
);
698 if (SCREEN_DBG_ON(r300screen
, DBG_NO_ZMASK
))
699 r300screen
->caps
.zmask_ram
= 0;
700 if (SCREEN_DBG_ON(r300screen
, DBG_NO_HIZ
))
701 r300screen
->caps
.hiz_ram
= 0;
703 r300screen
->rws
= rws
;
704 r300screen
->screen
.destroy
= r300_destroy_screen
;
705 r300screen
->screen
.get_name
= r300_get_name
;
706 r300screen
->screen
.get_vendor
= r300_get_vendor
;
707 r300screen
->screen
.get_device_vendor
= r300_get_device_vendor
;
708 r300screen
->screen
.get_disk_shader_cache
= r300_get_disk_shader_cache
;
709 r300screen
->screen
.get_param
= r300_get_param
;
710 r300screen
->screen
.get_shader_param
= r300_get_shader_param
;
711 r300screen
->screen
.get_paramf
= r300_get_paramf
;
712 r300screen
->screen
.get_video_param
= r300_get_video_param
;
713 r300screen
->screen
.is_format_supported
= r300_is_format_supported
;
714 r300screen
->screen
.is_video_format_supported
= vl_video_buffer_is_format_supported
;
715 r300screen
->screen
.context_create
= r300_create_context
;
716 r300screen
->screen
.fence_reference
= r300_fence_reference
;
717 r300screen
->screen
.fence_finish
= r300_fence_finish
;
719 r300_init_screen_resource_functions(r300screen
);
721 r300_disk_cache_create(r300screen
);
723 slab_create_parent(&r300screen
->pool_transfers
, sizeof(struct pipe_transfer
), 64);
725 (void) mtx_init(&r300screen
->cmask_mutex
, mtx_plain
);
727 return &r300screen
->screen
;