1 /*
2 * Copyright (c) 2012-2015 Etnaviv Project
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 * the rights to use, copy, modify, merge, publish, distribute, sub license,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice (including the
12 * next paragraph) shall be included in all copies or substantial portions
13 * of the 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 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
21 * DEALINGS IN THE SOFTWARE.
22 *
23 * Authors:
24 * Wladimir J. van der Laan <laanwj@gmail.com>
25 * Christian Gmeiner <christian.gmeiner@gmail.com>
26 */
27
28 #include "etnaviv_screen.h"
29
30 #include "hw/common.xml.h"
31
32 #include "etnaviv_compiler.h"
33 #include "etnaviv_context.h"
34 #include "etnaviv_debug.h"
35 #include "etnaviv_fence.h"
36 #include "etnaviv_format.h"
37 #include "etnaviv_query.h"
38 #include "etnaviv_resource.h"
39 #include "etnaviv_translate.h"
40
41 #include "os/os_time.h"
42 #include "util/u_math.h"
43 #include "util/u_memory.h"
44 #include "util/u_string.h"
45
46 #include "state_tracker/drm_driver.h"
47
48 static const struct debug_named_value debug_options[] = {
49 {"dbg_msgs", ETNA_DBG_MSGS, "Print debug messages"},
50 {"frame_msgs", ETNA_DBG_FRAME_MSGS, "Print frame messages"},
51 {"resource_msgs", ETNA_DBG_RESOURCE_MSGS, "Print resource messages"},
52 {"compiler_msgs", ETNA_DBG_COMPILER_MSGS, "Print compiler messages"},
53 {"linker_msgs", ETNA_DBG_LINKER_MSGS, "Print linker messages"},
54 {"dump_shaders", ETNA_DBG_DUMP_SHADERS, "Dump shaders"},
55 {"no_ts", ETNA_DBG_NO_TS, "Disable TS"},
56 {"no_autodisable", ETNA_DBG_NO_AUTODISABLE, "Disable autodisable"},
57 {"no_supertile", ETNA_DBG_NO_SUPERTILE, "Disable supertiles"},
58 {"no_early_z", ETNA_DBG_NO_EARLY_Z, "Disable early z"},
59 {"cflush_all", ETNA_DBG_CFLUSH_ALL, "Flush every cash before state update"},
60 {"msaa2x", ETNA_DBG_MSAA_2X, "Force 2x msaa"},
61 {"msaa4x", ETNA_DBG_MSAA_4X, "Force 4x msaa"},
62 {"flush_all", ETNA_DBG_FLUSH_ALL, "Flush after every rendered primitive"},
63 {"zero", ETNA_DBG_ZERO, "Zero all resources after allocation"},
64 {"draw_stall", ETNA_DBG_DRAW_STALL, "Stall FE/PE after each rendered primitive"},
65 DEBUG_NAMED_VALUE_END
66 };
67
68 DEBUG_GET_ONCE_FLAGS_OPTION(etna_mesa_debug, "ETNA_MESA_DEBUG", debug_options, 0)
69 int etna_mesa_debug = 0;
70
71 static void
etna_screen_destroy(struct pipe_screen * pscreen)72 etna_screen_destroy(struct pipe_screen *pscreen)
73 {
74 struct etna_screen *screen = etna_screen(pscreen);
75
76 if (screen->pipe)
77 etna_pipe_del(screen->pipe);
78
79 if (screen->gpu)
80 etna_gpu_del(screen->gpu);
81
82 if (screen->ro)
83 FREE(screen->ro);
84
85 if (screen->dev)
86 etna_device_del(screen->dev);
87
88 FREE(screen);
89 }
90
91 static const char *
etna_screen_get_name(struct pipe_screen * pscreen)92 etna_screen_get_name(struct pipe_screen *pscreen)
93 {
94 struct etna_screen *priv = etna_screen(pscreen);
95 static char buffer[128];
96
97 util_snprintf(buffer, sizeof(buffer), "Vivante GC%x rev %04x", priv->model,
98 priv->revision);
99
100 return buffer;
101 }
102
103 static const char *
etna_screen_get_vendor(struct pipe_screen * pscreen)104 etna_screen_get_vendor(struct pipe_screen *pscreen)
105 {
106 return "etnaviv";
107 }
108
109 static const char *
etna_screen_get_device_vendor(struct pipe_screen * pscreen)110 etna_screen_get_device_vendor(struct pipe_screen *pscreen)
111 {
112 return "Vivante";
113 }
114
115 static int
etna_screen_get_param(struct pipe_screen * pscreen,enum pipe_cap param)116 etna_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
117 {
118 struct etna_screen *screen = etna_screen(pscreen);
119
120 switch (param) {
121 /* Supported features (boolean caps). */
122 case PIPE_CAP_TWO_SIDED_STENCIL:
123 case PIPE_CAP_ANISOTROPIC_FILTER:
124 case PIPE_CAP_POINT_SPRITE:
125 case PIPE_CAP_TEXTURE_SHADOW_MAP:
126 case PIPE_CAP_BLEND_EQUATION_SEPARATE:
127 case PIPE_CAP_TGSI_FS_COORD_ORIGIN_UPPER_LEFT:
128 case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_HALF_INTEGER:
129 case PIPE_CAP_SM3:
130 case PIPE_CAP_TEXTURE_BARRIER:
131 case PIPE_CAP_QUADS_FOLLOW_PROVOKING_VERTEX_CONVENTION:
132 case PIPE_CAP_VERTEX_BUFFER_OFFSET_4BYTE_ALIGNED_ONLY:
133 case PIPE_CAP_VERTEX_BUFFER_STRIDE_4BYTE_ALIGNED_ONLY:
134 case PIPE_CAP_VERTEX_ELEMENT_SRC_OFFSET_4BYTE_ALIGNED_ONLY:
135 case PIPE_CAP_USER_CONSTANT_BUFFERS:
136 case PIPE_CAP_TGSI_TEXCOORD:
137 case PIPE_CAP_VERTEX_COLOR_UNCLAMPED:
138 return 1;
139
140 /* Memory */
141 case PIPE_CAP_CONSTANT_BUFFER_OFFSET_ALIGNMENT:
142 return 256;
143 case PIPE_CAP_MIN_MAP_BUFFER_ALIGNMENT:
144 return 4; /* XXX could easily be supported */
145 case PIPE_CAP_GLSL_FEATURE_LEVEL:
146 return 120;
147
148 case PIPE_CAP_NPOT_TEXTURES:
149 return true; /* VIV_FEATURE(priv->dev, chipMinorFeatures1,
150 NON_POWER_OF_TWO); */
151
152 case PIPE_CAP_PRIMITIVE_RESTART:
153 return VIV_FEATURE(screen, chipMinorFeatures1, HALTI0);
154
155 case PIPE_CAP_ENDIANNESS:
156 return PIPE_ENDIAN_LITTLE; /* on most Viv hw this is configurable (feature
157 ENDIANNESS_CONFIG) */
158
159 /* Unsupported features. */
160 case PIPE_CAP_SEAMLESS_CUBE_MAP:
161 case PIPE_CAP_TEXTURE_SWIZZLE: /* XXX supported on gc2000 */
162 case PIPE_CAP_COMPUTE: /* XXX supported on gc2000 */
163 case PIPE_CAP_MIXED_COLORBUFFER_FORMATS: /* only one colorbuffer supported, so mixing makes no sense */
164 case PIPE_CAP_CONDITIONAL_RENDER: /* no occlusion queries */
165 case PIPE_CAP_TGSI_INSTANCEID: /* no idea, really */
166 case PIPE_CAP_START_INSTANCE: /* instancing not supported AFAIK */
167 case PIPE_CAP_VERTEX_ELEMENT_INSTANCE_DIVISOR: /* instancing not supported AFAIK */
168 case PIPE_CAP_SHADER_STENCIL_EXPORT: /* Fragment shader cannot export stencil value */
169 case PIPE_CAP_MAX_DUAL_SOURCE_RENDER_TARGETS: /* no dual-source supported */
170 case PIPE_CAP_TEXTURE_MULTISAMPLE: /* no texture multisample */
171 case PIPE_CAP_TEXTURE_MIRROR_CLAMP: /* only mirrored repeat */
172 case PIPE_CAP_INDEP_BLEND_ENABLE:
173 case PIPE_CAP_INDEP_BLEND_FUNC:
174 case PIPE_CAP_DEPTH_CLIP_DISABLE:
175 case PIPE_CAP_SEAMLESS_CUBE_MAP_PER_TEXTURE:
176 case PIPE_CAP_TGSI_FS_COORD_ORIGIN_LOWER_LEFT:
177 case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_INTEGER:
178 case PIPE_CAP_TGSI_CAN_COMPACT_CONSTANTS: /* Don't skip strict max uniform limit check */
179 case PIPE_CAP_FRAGMENT_COLOR_CLAMPED:
180 case PIPE_CAP_VERTEX_COLOR_CLAMPED:
181 case PIPE_CAP_USER_VERTEX_BUFFERS:
182 case PIPE_CAP_USER_INDEX_BUFFERS:
183 case PIPE_CAP_TEXTURE_BUFFER_OBJECTS:
184 case PIPE_CAP_TEXTURE_BUFFER_OFFSET_ALIGNMENT:
185 case PIPE_CAP_BUFFER_SAMPLER_VIEW_RGBA_ONLY:
186 case PIPE_CAP_MIXED_FRAMEBUFFER_SIZES: /* TODO: test me out with piglit */
187 case PIPE_CAP_TGSI_VS_LAYER_VIEWPORT:
188 case PIPE_CAP_MAX_TEXTURE_GATHER_COMPONENTS:
189 case PIPE_CAP_TEXTURE_GATHER_SM5:
190 case PIPE_CAP_BUFFER_MAP_PERSISTENT_COHERENT:
191 case PIPE_CAP_FAKE_SW_MSAA:
192 case PIPE_CAP_TEXTURE_QUERY_LOD:
193 case PIPE_CAP_SAMPLE_SHADING:
194 case PIPE_CAP_TEXTURE_GATHER_OFFSETS:
195 case PIPE_CAP_TGSI_VS_WINDOW_SPACE_POSITION:
196 case PIPE_CAP_DRAW_INDIRECT:
197 case PIPE_CAP_TGSI_FS_FINE_DERIVATIVE:
198 case PIPE_CAP_CONDITIONAL_RENDER_INVERTED:
199 case PIPE_CAP_SAMPLER_VIEW_TARGET:
200 case PIPE_CAP_CLIP_HALFZ:
201 case PIPE_CAP_VERTEXID_NOBASE:
202 case PIPE_CAP_POLYGON_OFFSET_CLAMP:
203 case PIPE_CAP_MULTISAMPLE_Z_RESOLVE:
204 case PIPE_CAP_RESOURCE_FROM_USER_MEMORY:
205 case PIPE_CAP_DEVICE_RESET_STATUS_QUERY:
206 case PIPE_CAP_MAX_SHADER_PATCH_VARYINGS:
207 case PIPE_CAP_TEXTURE_FLOAT_LINEAR:
208 case PIPE_CAP_TEXTURE_HALF_FLOAT_LINEAR:
209 case PIPE_CAP_DEPTH_BOUNDS_TEST:
210 case PIPE_CAP_TGSI_TXQS:
211 case PIPE_CAP_FORCE_PERSAMPLE_INTERP:
212 case PIPE_CAP_SHAREABLE_SHADERS:
213 case PIPE_CAP_COPY_BETWEEN_COMPRESSED_AND_PLAIN_FORMATS:
214 case PIPE_CAP_CLEAR_TEXTURE:
215 case PIPE_CAP_DRAW_PARAMETERS:
216 case PIPE_CAP_TGSI_PACK_HALF_FLOAT:
217 case PIPE_CAP_MULTI_DRAW_INDIRECT:
218 case PIPE_CAP_MULTI_DRAW_INDIRECT_PARAMS:
219 case PIPE_CAP_TGSI_FS_POSITION_IS_SYSVAL:
220 case PIPE_CAP_TGSI_FS_FACE_IS_INTEGER_SYSVAL:
221 case PIPE_CAP_SHADER_BUFFER_OFFSET_ALIGNMENT:
222 case PIPE_CAP_INVALIDATE_BUFFER:
223 case PIPE_CAP_GENERATE_MIPMAP:
224 case PIPE_CAP_STRING_MARKER:
225 case PIPE_CAP_SURFACE_REINTERPRET_BLOCKS:
226 case PIPE_CAP_QUERY_BUFFER_OBJECT:
227 case PIPE_CAP_QUERY_MEMORY_INFO:
228 case PIPE_CAP_FRAMEBUFFER_NO_ATTACHMENT:
229 case PIPE_CAP_ROBUST_BUFFER_ACCESS_BEHAVIOR:
230 case PIPE_CAP_CULL_DISTANCE:
231 case PIPE_CAP_PRIMITIVE_RESTART_FOR_PATCHES:
232 case PIPE_CAP_TGSI_VOTE:
233 case PIPE_CAP_MAX_WINDOW_RECTANGLES:
234 case PIPE_CAP_POLYGON_OFFSET_UNITS_UNSCALED:
235 case PIPE_CAP_VIEWPORT_SUBPIXEL_BITS:
236 case PIPE_CAP_MIXED_COLOR_DEPTH_BITS:
237 case PIPE_CAP_TGSI_ARRAY_COMPONENTS:
238 case PIPE_CAP_STREAM_OUTPUT_INTERLEAVE_BUFFERS:
239 case PIPE_CAP_TGSI_CAN_READ_OUTPUTS:
240 case PIPE_CAP_NATIVE_FENCE_FD:
241 case PIPE_CAP_GLSL_OPTIMIZE_CONSERVATIVELY:
242 case PIPE_CAP_TGSI_FS_FBFETCH:
243 return 0;
244
245 /* Stream output. */
246 case PIPE_CAP_MAX_STREAM_OUTPUT_BUFFERS:
247 case PIPE_CAP_STREAM_OUTPUT_PAUSE_RESUME:
248 case PIPE_CAP_MAX_STREAM_OUTPUT_SEPARATE_COMPONENTS:
249 case PIPE_CAP_MAX_STREAM_OUTPUT_INTERLEAVED_COMPONENTS:
250 return 0;
251
252 /* Geometry shader output, unsupported. */
253 case PIPE_CAP_MAX_GEOMETRY_OUTPUT_VERTICES:
254 case PIPE_CAP_MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS:
255 case PIPE_CAP_MAX_VERTEX_STREAMS:
256 return 0;
257
258 case PIPE_CAP_MAX_VERTEX_ATTRIB_STRIDE:
259 return 128;
260
261 /* Texturing. */
262 case PIPE_CAP_MAX_TEXTURE_2D_LEVELS:
263 case PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS:
264 {
265 int log2_max_tex_size = util_last_bit(screen->specs.max_texture_size);
266 assert(log2_max_tex_size > 0);
267 return log2_max_tex_size;
268 }
269 case PIPE_CAP_MAX_TEXTURE_3D_LEVELS: /* 3D textures not supported - fake it */
270 return 5;
271 case PIPE_CAP_MAX_TEXTURE_ARRAY_LAYERS:
272 return 0;
273 case PIPE_CAP_CUBE_MAP_ARRAY:
274 return 0;
275 case PIPE_CAP_MIN_TEXTURE_GATHER_OFFSET:
276 case PIPE_CAP_MIN_TEXEL_OFFSET:
277 return -8;
278 case PIPE_CAP_MAX_TEXTURE_GATHER_OFFSET:
279 case PIPE_CAP_MAX_TEXEL_OFFSET:
280 return 7;
281 case PIPE_CAP_TEXTURE_BORDER_COLOR_QUIRK:
282 return 0;
283 case PIPE_CAP_MAX_TEXTURE_BUFFER_SIZE:
284 return 65536;
285
286 /* Render targets. */
287 case PIPE_CAP_MAX_RENDER_TARGETS:
288 return 1;
289
290 /* Viewports and scissors. */
291 case PIPE_CAP_MAX_VIEWPORTS:
292 return 1;
293
294 /* Timer queries. */
295 case PIPE_CAP_QUERY_TIME_ELAPSED:
296 case PIPE_CAP_OCCLUSION_QUERY:
297 return 0;
298 case PIPE_CAP_QUERY_TIMESTAMP:
299 return 1;
300 case PIPE_CAP_QUERY_PIPELINE_STATISTICS:
301 return 0;
302
303 /* Preferences */
304 case PIPE_CAP_PREFER_BLIT_BASED_TEXTURE_TRANSFER:
305 return 0;
306
307 case PIPE_CAP_PCI_GROUP:
308 case PIPE_CAP_PCI_BUS:
309 case PIPE_CAP_PCI_DEVICE:
310 case PIPE_CAP_PCI_FUNCTION:
311 return 0;
312 case PIPE_CAP_VENDOR_ID:
313 case PIPE_CAP_DEVICE_ID:
314 return 0xFFFFFFFF;
315 case PIPE_CAP_ACCELERATED:
316 return 1;
317 case PIPE_CAP_VIDEO_MEMORY:
318 return 0;
319 case PIPE_CAP_UMA:
320 return 1;
321 }
322
323 debug_printf("unknown param %d", param);
324 return 0;
325 }
326
327 static float
etna_screen_get_paramf(struct pipe_screen * pscreen,enum pipe_capf param)328 etna_screen_get_paramf(struct pipe_screen *pscreen, enum pipe_capf param)
329 {
330 switch (param) {
331 case PIPE_CAPF_MAX_LINE_WIDTH:
332 case PIPE_CAPF_MAX_LINE_WIDTH_AA:
333 case PIPE_CAPF_MAX_POINT_WIDTH:
334 case PIPE_CAPF_MAX_POINT_WIDTH_AA:
335 return 8192.0f;
336 case PIPE_CAPF_MAX_TEXTURE_ANISOTROPY:
337 return 16.0f;
338 case PIPE_CAPF_MAX_TEXTURE_LOD_BIAS:
339 return 16.0f;
340 case PIPE_CAPF_GUARD_BAND_LEFT:
341 case PIPE_CAPF_GUARD_BAND_TOP:
342 case PIPE_CAPF_GUARD_BAND_RIGHT:
343 case PIPE_CAPF_GUARD_BAND_BOTTOM:
344 return 0.0f;
345 }
346
347 debug_printf("unknown paramf %d", param);
348 return 0;
349 }
350
351 static int
etna_screen_get_shader_param(struct pipe_screen * pscreen,unsigned shader,enum pipe_shader_cap param)352 etna_screen_get_shader_param(struct pipe_screen *pscreen, unsigned shader,
353 enum pipe_shader_cap param)
354 {
355 struct etna_screen *screen = etna_screen(pscreen);
356
357 switch (shader) {
358 case PIPE_SHADER_FRAGMENT:
359 case PIPE_SHADER_VERTEX:
360 break;
361 case PIPE_SHADER_COMPUTE:
362 case PIPE_SHADER_GEOMETRY:
363 case PIPE_SHADER_TESS_CTRL:
364 case PIPE_SHADER_TESS_EVAL:
365 return 0;
366 default:
367 DBG("unknown shader type %d", shader);
368 return 0;
369 }
370
371 switch (param) {
372 case PIPE_SHADER_CAP_MAX_INSTRUCTIONS:
373 case PIPE_SHADER_CAP_MAX_ALU_INSTRUCTIONS:
374 case PIPE_SHADER_CAP_MAX_TEX_INSTRUCTIONS:
375 case PIPE_SHADER_CAP_MAX_TEX_INDIRECTIONS:
376 return ETNA_MAX_TOKENS;
377 case PIPE_SHADER_CAP_MAX_CONTROL_FLOW_DEPTH:
378 return ETNA_MAX_DEPTH; /* XXX */
379 case PIPE_SHADER_CAP_MAX_INPUTS:
380 /* Maximum number of inputs for the vertex shader is the number
381 * of vertex elements - each element defines one vertex shader
382 * input register. For the fragment shader, this is the number
383 * of varyings. */
384 return shader == PIPE_SHADER_FRAGMENT ? screen->specs.max_varyings
385 : screen->specs.vertex_max_elements;
386 case PIPE_SHADER_CAP_MAX_OUTPUTS:
387 return 16; /* see VIVS_VS_OUTPUT */
388 case PIPE_SHADER_CAP_MAX_TEMPS:
389 return 64; /* Max native temporaries. */
390 case PIPE_SHADER_CAP_MAX_CONST_BUFFERS:
391 return 1;
392 case PIPE_SHADER_CAP_MAX_PREDS:
393 return 0; /* nothing uses this */
394 case PIPE_SHADER_CAP_TGSI_CONT_SUPPORTED:
395 return 1;
396 case PIPE_SHADER_CAP_INDIRECT_INPUT_ADDR:
397 case PIPE_SHADER_CAP_INDIRECT_OUTPUT_ADDR:
398 case PIPE_SHADER_CAP_INDIRECT_TEMP_ADDR:
399 case PIPE_SHADER_CAP_INDIRECT_CONST_ADDR:
400 return 1;
401 case PIPE_SHADER_CAP_SUBROUTINES:
402 return 0;
403 case PIPE_SHADER_CAP_TGSI_SQRT_SUPPORTED:
404 return VIV_FEATURE(screen, chipMinorFeatures0, HAS_SQRT_TRIG);
405 case PIPE_SHADER_CAP_INTEGERS:
406 return 0;
407 case PIPE_SHADER_CAP_MAX_TEXTURE_SAMPLERS:
408 case PIPE_SHADER_CAP_MAX_SAMPLER_VIEWS:
409 return shader == PIPE_SHADER_FRAGMENT
410 ? screen->specs.fragment_sampler_count
411 : screen->specs.vertex_sampler_count;
412 case PIPE_SHADER_CAP_PREFERRED_IR:
413 return PIPE_SHADER_IR_TGSI;
414 case PIPE_SHADER_CAP_MAX_CONST_BUFFER_SIZE:
415 return 4096;
416 case PIPE_SHADER_CAP_DOUBLES:
417 case PIPE_SHADER_CAP_TGSI_DROUND_SUPPORTED:
418 case PIPE_SHADER_CAP_TGSI_DFRACEXP_DLDEXP_SUPPORTED:
419 case PIPE_SHADER_CAP_TGSI_FMA_SUPPORTED:
420 case PIPE_SHADER_CAP_TGSI_ANY_INOUT_DECL_RANGE:
421 return false;
422 case PIPE_SHADER_CAP_SUPPORTED_IRS:
423 return 0;
424 case PIPE_SHADER_CAP_MAX_UNROLL_ITERATIONS_HINT:
425 return 32;
426 case PIPE_SHADER_CAP_MAX_SHADER_BUFFERS:
427 case PIPE_SHADER_CAP_MAX_SHADER_IMAGES:
428 case PIPE_SHADER_CAP_LOWER_IF_THRESHOLD:
429 return 0;
430 }
431
432 debug_printf("unknown shader param %d", param);
433 return 0;
434 }
435
436 static uint64_t
etna_screen_get_timestamp(struct pipe_screen * pscreen)437 etna_screen_get_timestamp(struct pipe_screen *pscreen)
438 {
439 return os_time_get_nano();
440 }
441
442 static bool
gpu_supports_texure_format(struct etna_screen * screen,uint32_t fmt)443 gpu_supports_texure_format(struct etna_screen *screen, uint32_t fmt)
444 {
445 if (fmt == TEXTURE_FORMAT_ETC1)
446 return VIV_FEATURE(screen, chipFeatures, ETC1_TEXTURE_COMPRESSION);
447
448 if (fmt >= TEXTURE_FORMAT_DXT1 && fmt <= TEXTURE_FORMAT_DXT4_DXT5)
449 return VIV_FEATURE(screen, chipFeatures, DXT_TEXTURE_COMPRESSION);
450
451 return true;
452 }
453
454 static boolean
etna_screen_is_format_supported(struct pipe_screen * pscreen,enum pipe_format format,enum pipe_texture_target target,unsigned sample_count,unsigned usage)455 etna_screen_is_format_supported(struct pipe_screen *pscreen,
456 enum pipe_format format,
457 enum pipe_texture_target target,
458 unsigned sample_count, unsigned usage)
459 {
460 struct etna_screen *screen = etna_screen(pscreen);
461 unsigned allowed = 0;
462
463 if (target != PIPE_BUFFER &&
464 target != PIPE_TEXTURE_1D &&
465 target != PIPE_TEXTURE_2D &&
466 target != PIPE_TEXTURE_3D &&
467 target != PIPE_TEXTURE_CUBE &&
468 target != PIPE_TEXTURE_RECT)
469 return FALSE;
470
471 if (usage & PIPE_BIND_RENDER_TARGET) {
472 /* If render target, must be RS-supported format that is not rb swapped.
473 * Exposing rb swapped (or other swizzled) formats for rendering would
474 * involve swizzing in the pixel shader.
475 */
476 if (translate_rs_format(format) != ETNA_NO_MATCH && !translate_rs_format_rb_swap(format)) {
477 /* Validate MSAA; number of samples must be allowed, and render target
478 * must have MSAA'able format. */
479 if (sample_count > 1) {
480 if (translate_samples_to_xyscale(sample_count, NULL, NULL, NULL) &&
481 translate_msaa_format(format) != ETNA_NO_MATCH) {
482 allowed |= PIPE_BIND_RENDER_TARGET;
483 }
484 } else {
485 allowed |= PIPE_BIND_RENDER_TARGET;
486 }
487 }
488 }
489
490 if (usage & PIPE_BIND_DEPTH_STENCIL) {
491 if (translate_depth_format(format) != ETNA_NO_MATCH)
492 allowed |= PIPE_BIND_DEPTH_STENCIL;
493 }
494
495 if (usage & PIPE_BIND_SAMPLER_VIEW) {
496 uint32_t fmt = translate_texture_format(format);
497
498 if (!gpu_supports_texure_format(screen, fmt))
499 fmt = ETNA_NO_MATCH;
500
501 if (sample_count < 2 && fmt != ETNA_NO_MATCH)
502 allowed |= PIPE_BIND_SAMPLER_VIEW;
503 }
504
505 if (usage & PIPE_BIND_VERTEX_BUFFER) {
506 if (translate_vertex_format_type(format) != ETNA_NO_MATCH)
507 allowed |= PIPE_BIND_VERTEX_BUFFER;
508 }
509
510 if (usage & PIPE_BIND_INDEX_BUFFER) {
511 /* must be supported index format */
512 if (format == PIPE_FORMAT_I8_UINT || format == PIPE_FORMAT_I16_UINT ||
513 (format == PIPE_FORMAT_I32_UINT &&
514 VIV_FEATURE(screen, chipFeatures, 32_BIT_INDICES))) {
515 allowed |= PIPE_BIND_INDEX_BUFFER;
516 }
517 }
518
519 /* Always allowed */
520 allowed |=
521 usage & (PIPE_BIND_DISPLAY_TARGET | PIPE_BIND_SCANOUT | PIPE_BIND_SHARED);
522
523 if (usage != allowed) {
524 DBG("not supported: format=%s, target=%d, sample_count=%d, "
525 "usage=%x, allowed=%x",
526 util_format_name(format), target, sample_count, usage, allowed);
527 }
528
529 return usage == allowed;
530 }
531
532 static boolean
etna_get_specs(struct etna_screen * screen)533 etna_get_specs(struct etna_screen *screen)
534 {
535 uint64_t val;
536 uint32_t instruction_count;
537
538 if (etna_gpu_get_param(screen->gpu, ETNA_GPU_INSTRUCTION_COUNT, &val)) {
539 DBG("could not get ETNA_GPU_INSTRUCTION_COUNT");
540 goto fail;
541 }
542 instruction_count = val;
543
544 if (etna_gpu_get_param(screen->gpu, ETNA_GPU_VERTEX_OUTPUT_BUFFER_SIZE,
545 &val)) {
546 DBG("could not get ETNA_GPU_VERTEX_OUTPUT_BUFFER_SIZE");
547 goto fail;
548 }
549 screen->specs.vertex_output_buffer_size = val;
550
551 if (etna_gpu_get_param(screen->gpu, ETNA_GPU_VERTEX_CACHE_SIZE, &val)) {
552 DBG("could not get ETNA_GPU_VERTEX_CACHE_SIZE");
553 goto fail;
554 }
555 screen->specs.vertex_cache_size = val;
556
557 if (etna_gpu_get_param(screen->gpu, ETNA_GPU_SHADER_CORE_COUNT, &val)) {
558 DBG("could not get ETNA_GPU_SHADER_CORE_COUNT");
559 goto fail;
560 }
561 screen->specs.shader_core_count = val;
562
563 if (etna_gpu_get_param(screen->gpu, ETNA_GPU_STREAM_COUNT, &val)) {
564 DBG("could not get ETNA_GPU_STREAM_COUNT");
565 goto fail;
566 }
567 screen->specs.stream_count = val;
568
569 if (etna_gpu_get_param(screen->gpu, ETNA_GPU_REGISTER_MAX, &val)) {
570 DBG("could not get ETNA_GPU_REGISTER_MAX");
571 goto fail;
572 }
573 screen->specs.max_registers = val;
574
575 if (etna_gpu_get_param(screen->gpu, ETNA_GPU_PIXEL_PIPES, &val)) {
576 DBG("could not get ETNA_GPU_PIXEL_PIPES");
577 goto fail;
578 }
579 screen->specs.pixel_pipes = val;
580
581 if (etna_gpu_get_param(screen->gpu, ETNA_GPU_NUM_CONSTANTS, &val)) {
582 DBG("could not get %s", "ETNA_GPU_NUM_CONSTANTS");
583 goto fail;
584 }
585 if (val == 0) {
586 fprintf(stderr, "Warning: zero num constants (update kernel?)\n");
587 val = 168;
588 }
589 screen->specs.num_constants = val;
590
591 screen->specs.can_supertile =
592 VIV_FEATURE(screen, chipMinorFeatures0, SUPER_TILED);
593 screen->specs.bits_per_tile =
594 VIV_FEATURE(screen, chipMinorFeatures0, 2BITPERTILE) ? 2 : 4;
595 screen->specs.ts_clear_value =
596 VIV_FEATURE(screen, chipMinorFeatures0, 2BITPERTILE) ? 0x55555555
597 : 0x11111111;
598
599 /* vertex and fragment samplers live in one address space */
600 screen->specs.vertex_sampler_offset = 8;
601 screen->specs.fragment_sampler_count = 8;
602 screen->specs.vertex_sampler_count = 4;
603 screen->specs.vs_need_z_div =
604 screen->model < 0x1000 && screen->model != 0x880;
605 screen->specs.has_sin_cos_sqrt =
606 VIV_FEATURE(screen, chipMinorFeatures0, HAS_SQRT_TRIG);
607 screen->specs.has_sign_floor_ceil =
608 VIV_FEATURE(screen, chipMinorFeatures0, HAS_SIGN_FLOOR_CEIL);
609 screen->specs.has_shader_range_registers =
610 screen->model >= 0x1000 || screen->model == 0x880;
611 screen->specs.npot_tex_any_wrap =
612 VIV_FEATURE(screen, chipMinorFeatures1, NON_POWER_OF_TWO);
613 screen->specs.has_new_sin_cos =
614 VIV_FEATURE(screen, chipMinorFeatures3, HAS_FAST_TRANSCENDENTALS);
615
616 if (instruction_count > 256) { /* unified instruction memory? */
617 screen->specs.vs_offset = 0xC000;
618 screen->specs.ps_offset = 0xD000; /* like vivante driver */
619 screen->specs.max_instructions = 256;
620 } else {
621 screen->specs.vs_offset = 0x4000;
622 screen->specs.ps_offset = 0x6000;
623 screen->specs.max_instructions = instruction_count / 2;
624 }
625
626 if (VIV_FEATURE(screen, chipMinorFeatures1, HALTI0)) {
627 screen->specs.max_varyings = 12;
628 screen->specs.vertex_max_elements = 16;
629 } else {
630 screen->specs.max_varyings = 8;
631 /* Etna_viv documentation seems confused over the correct value
632 * here so choose the lower to be safe: HALTI0 says 16 i.s.o.
633 * 10, but VERTEX_ELEMENT_CONFIG register says 16 i.s.o. 12. */
634 screen->specs.vertex_max_elements = 10;
635 }
636
637 /* Etna_viv documentation does not indicate where varyings above 8 are
638 * stored. Moreover, if we are passed more than 8 varyings, we will
639 * walk off the end of some arrays. Limit the maximum number of varyings. */
640 if (screen->specs.max_varyings > ETNA_NUM_VARYINGS)
641 screen->specs.max_varyings = ETNA_NUM_VARYINGS;
642
643 /* from QueryShaderCaps in kernel driver */
644 if (screen->model < chipModel_GC4000) {
645 screen->specs.max_vs_uniforms = 168;
646 screen->specs.max_ps_uniforms = 64;
647 } else {
648 screen->specs.max_vs_uniforms = 256;
649 screen->specs.max_ps_uniforms = 256;
650 }
651
652 screen->specs.max_texture_size =
653 VIV_FEATURE(screen, chipMinorFeatures0, TEXTURE_8K) ? 8192 : 2048;
654 screen->specs.max_rendertarget_size =
655 VIV_FEATURE(screen, chipMinorFeatures0, RENDERTARGET_8K) ? 8192 : 2048;
656
657 return true;
658
659 fail:
660 return false;
661 }
662
663 boolean
etna_screen_bo_get_handle(struct pipe_screen * pscreen,struct etna_bo * bo,unsigned stride,struct winsys_handle * whandle)664 etna_screen_bo_get_handle(struct pipe_screen *pscreen, struct etna_bo *bo,
665 unsigned stride, struct winsys_handle *whandle)
666 {
667 whandle->stride = stride;
668
669 if (whandle->type == DRM_API_HANDLE_TYPE_SHARED) {
670 return etna_bo_get_name(bo, &whandle->handle) == 0;
671 } else if (whandle->type == DRM_API_HANDLE_TYPE_KMS) {
672 whandle->handle = etna_bo_handle(bo);
673 return TRUE;
674 } else if (whandle->type == DRM_API_HANDLE_TYPE_FD) {
675 whandle->handle = etna_bo_dmabuf(bo);
676 return TRUE;
677 } else {
678 return FALSE;
679 }
680 }
681
682 struct etna_bo *
etna_screen_bo_from_handle(struct pipe_screen * pscreen,struct winsys_handle * whandle,unsigned * out_stride)683 etna_screen_bo_from_handle(struct pipe_screen *pscreen,
684 struct winsys_handle *whandle, unsigned *out_stride)
685 {
686 struct etna_screen *screen = etna_screen(pscreen);
687 struct etna_bo *bo;
688
689 if (whandle->type == DRM_API_HANDLE_TYPE_SHARED) {
690 bo = etna_bo_from_name(screen->dev, whandle->handle);
691 } else if (whandle->type == DRM_API_HANDLE_TYPE_FD) {
692 bo = etna_bo_from_dmabuf(screen->dev, whandle->handle);
693 } else {
694 DBG("Attempt to import unsupported handle type %d", whandle->type);
695 return NULL;
696 }
697
698 if (!bo) {
699 DBG("ref name 0x%08x failed", whandle->handle);
700 return NULL;
701 }
702
703 *out_stride = whandle->stride;
704
705 return bo;
706 }
707
708 struct pipe_screen *
etna_screen_create(struct etna_device * dev,struct etna_gpu * gpu,struct renderonly * ro)709 etna_screen_create(struct etna_device *dev, struct etna_gpu *gpu,
710 struct renderonly *ro)
711 {
712 struct etna_screen *screen = CALLOC_STRUCT(etna_screen);
713 struct pipe_screen *pscreen;
714 uint64_t val;
715
716 if (!screen)
717 return NULL;
718
719 pscreen = &screen->base;
720 screen->dev = dev;
721 screen->gpu = gpu;
722 screen->ro = renderonly_dup(ro);
723
724 if (!screen->ro) {
725 DBG("could not create renderonly object");
726 goto fail;
727 }
728
729 etna_mesa_debug = debug_get_option_etna_mesa_debug();
730
731 /* FIXME: Disable tile status for stability at the moment */
732 etna_mesa_debug |= ETNA_DBG_NO_TS;
733
734 screen->pipe = etna_pipe_new(gpu, ETNA_PIPE_3D);
735 if (!screen->pipe) {
736 DBG("could not create 3d pipe");
737 goto fail;
738 }
739
740 if (etna_gpu_get_param(screen->gpu, ETNA_GPU_MODEL, &val)) {
741 DBG("could not get ETNA_GPU_MODEL");
742 goto fail;
743 }
744 screen->model = val;
745
746 if (etna_gpu_get_param(screen->gpu, ETNA_GPU_REVISION, &val)) {
747 DBG("could not get ETNA_GPU_REVISION");
748 goto fail;
749 }
750 screen->revision = val;
751
752 if (etna_gpu_get_param(screen->gpu, ETNA_GPU_FEATURES_0, &val)) {
753 DBG("could not get ETNA_GPU_FEATURES_0");
754 goto fail;
755 }
756 screen->features[0] = val;
757
758 if (etna_gpu_get_param(screen->gpu, ETNA_GPU_FEATURES_1, &val)) {
759 DBG("could not get ETNA_GPU_FEATURES_1");
760 goto fail;
761 }
762 screen->features[1] = val;
763
764 if (etna_gpu_get_param(screen->gpu, ETNA_GPU_FEATURES_2, &val)) {
765 DBG("could not get ETNA_GPU_FEATURES_2");
766 goto fail;
767 }
768 screen->features[2] = val;
769
770 if (etna_gpu_get_param(screen->gpu, ETNA_GPU_FEATURES_3, &val)) {
771 DBG("could not get ETNA_GPU_FEATURES_3");
772 goto fail;
773 }
774 screen->features[3] = val;
775
776 if (etna_gpu_get_param(screen->gpu, ETNA_GPU_FEATURES_4, &val)) {
777 DBG("could not get ETNA_GPU_FEATURES_4");
778 goto fail;
779 }
780 screen->features[4] = val;
781
782 if (!etna_get_specs(screen))
783 goto fail;
784
785 pscreen->destroy = etna_screen_destroy;
786 pscreen->get_param = etna_screen_get_param;
787 pscreen->get_paramf = etna_screen_get_paramf;
788 pscreen->get_shader_param = etna_screen_get_shader_param;
789
790 pscreen->get_name = etna_screen_get_name;
791 pscreen->get_vendor = etna_screen_get_vendor;
792 pscreen->get_device_vendor = etna_screen_get_device_vendor;
793
794 pscreen->get_timestamp = etna_screen_get_timestamp;
795 pscreen->context_create = etna_context_create;
796 pscreen->is_format_supported = etna_screen_is_format_supported;
797
798 etna_fence_screen_init(pscreen);
799 etna_query_screen_init(pscreen);
800 etna_resource_screen_init(pscreen);
801
802 slab_create_parent(&screen->transfer_pool, sizeof(struct etna_transfer), 16);
803
804 return pscreen;
805
806 fail:
807 etna_screen_destroy(pscreen);
808 return NULL;
809 }
810