xref: /aosp_15_r20/external/mesa3d/src/gallium/drivers/nouveau/nv30/nv30_screen.c (revision 6104692788411f58d303aa86923a9ff6ecaded22)
1 /*
2  * Copyright 2012 Red Hat Inc.
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, sublicense,
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 shall be included in
12  * all copies or substantial portions of the Software.
13  *
14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
17  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
18  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20  * OTHER DEALINGS IN THE SOFTWARE.
21  *
22  * Authors: Ben Skeggs
23  *
24  */
25 
26 #include <xf86drm.h>
27 #include "drm-uapi/nouveau_drm.h"
28 #include "util/format/u_format.h"
29 #include "util/format/u_format_s3tc.h"
30 #include "util/u_screen.h"
31 
32 #include "nv_object.xml.h"
33 #include "nv_m2mf.xml.h"
34 #include "nv30/nv30-40_3d.xml.h"
35 #include "nv30/nv01_2d.xml.h"
36 
37 #include "nouveau_fence.h"
38 #include "nv30/nv30_screen.h"
39 #include "nv30/nv30_context.h"
40 #include "nv30/nv30_resource.h"
41 #include "nv30/nv30_format.h"
42 #include "nv30/nv30_winsys.h"
43 
44 #define RANKINE_0397_CHIPSET 0x00000003
45 #define RANKINE_0497_CHIPSET 0x000001e0
46 #define RANKINE_0697_CHIPSET 0x00000010
47 #define CURIE_4097_CHIPSET   0x00000baf
48 #define CURIE_4497_CHIPSET   0x00005450
49 #define CURIE_4497_CHIPSET6X 0x00000088
50 
51 static int
nv30_screen_get_param(struct pipe_screen * pscreen,enum pipe_cap param)52 nv30_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
53 {
54    struct nv30_screen *screen = nv30_screen(pscreen);
55    struct nouveau_object *eng3d = screen->eng3d;
56    struct nouveau_device *dev = nouveau_screen(pscreen)->device;
57 
58    switch (param) {
59    /* non-boolean capabilities */
60    case PIPE_CAP_MAX_RENDER_TARGETS:
61       return (eng3d->oclass >= NV40_3D_CLASS) ? 4 : 1;
62    case PIPE_CAP_MAX_TEXTURE_2D_SIZE:
63       return 4096;
64    case PIPE_CAP_MAX_TEXTURE_3D_LEVELS:
65       return 10;
66    case PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS:
67       return 13;
68    case PIPE_CAP_GLSL_FEATURE_LEVEL:
69    case PIPE_CAP_GLSL_FEATURE_LEVEL_COMPATIBILITY:
70       return 120;
71    case PIPE_CAP_ENDIANNESS:
72       return PIPE_ENDIAN_LITTLE;
73    case PIPE_CAP_CONSTANT_BUFFER_OFFSET_ALIGNMENT:
74       return 16;
75    case PIPE_CAP_MIN_MAP_BUFFER_ALIGNMENT:
76       return NOUVEAU_MIN_BUFFER_MAP_ALIGN;
77    case PIPE_CAP_MAX_VIEWPORTS:
78       return 1;
79    case PIPE_CAP_MAX_VERTEX_ATTRIB_STRIDE:
80       return 2048;
81    case PIPE_CAP_MAX_TEXTURE_UPLOAD_MEMORY_BUDGET:
82       return 8 * 1024 * 1024;
83    case PIPE_CAP_MAX_VARYINGS:
84       return 8;
85 
86    /* supported capabilities */
87    case PIPE_CAP_ANISOTROPIC_FILTER:
88    case PIPE_CAP_OCCLUSION_QUERY:
89    case PIPE_CAP_QUERY_TIME_ELAPSED:
90    case PIPE_CAP_QUERY_TIMESTAMP:
91    case PIPE_CAP_TEXTURE_SWIZZLE:
92    case PIPE_CAP_DEPTH_CLIP_DISABLE:
93    case PIPE_CAP_FS_COORD_ORIGIN_UPPER_LEFT:
94    case PIPE_CAP_FS_COORD_ORIGIN_LOWER_LEFT:
95    case PIPE_CAP_FS_COORD_PIXEL_CENTER_HALF_INTEGER:
96    case PIPE_CAP_FS_COORD_PIXEL_CENTER_INTEGER:
97    case PIPE_CAP_TGSI_TEXCOORD:
98    case PIPE_CAP_BUFFER_MAP_PERSISTENT_COHERENT:
99    case PIPE_CAP_CLEAR_SCISSORED:
100    case PIPE_CAP_VERTEX_BUFFER_OFFSET_4BYTE_ALIGNED_ONLY:
101    case PIPE_CAP_VERTEX_BUFFER_STRIDE_4BYTE_ALIGNED_ONLY:
102    case PIPE_CAP_VERTEX_ELEMENT_SRC_OFFSET_4BYTE_ALIGNED_ONLY:
103    case PIPE_CAP_ALLOW_MAPPED_BUFFERS_DURING_EXECUTION:
104    case PIPE_CAP_QUERY_MEMORY_INFO:
105       return 1;
106    case PIPE_CAP_TEXTURE_TRANSFER_MODES:
107       return PIPE_TEXTURE_TRANSFER_BLIT;
108    /* nv35 capabilities */
109    case PIPE_CAP_DEPTH_BOUNDS_TEST:
110       return eng3d->oclass == NV35_3D_CLASS || eng3d->oclass >= NV40_3D_CLASS;
111    case PIPE_CAP_SUPPORTED_PRIM_MODES_WITH_RESTART:
112    case PIPE_CAP_SUPPORTED_PRIM_MODES:
113       return BITFIELD_MASK(MESA_PRIM_COUNT);
114    /* nv4x capabilities */
115    case PIPE_CAP_BLEND_EQUATION_SEPARATE:
116    case PIPE_CAP_NPOT_TEXTURES:
117    case PIPE_CAP_CONDITIONAL_RENDER:
118    case PIPE_CAP_TEXTURE_MIRROR_CLAMP:
119    case PIPE_CAP_TEXTURE_MIRROR_CLAMP_TO_EDGE:
120    case PIPE_CAP_PRIMITIVE_RESTART:
121    case PIPE_CAP_PRIMITIVE_RESTART_FIXED_INDEX:
122       return (eng3d->oclass >= NV40_3D_CLASS) ? 1 : 0;
123    /* unsupported */
124    case PIPE_CAP_EMULATE_NONFIXED_PRIMITIVE_RESTART:
125    case PIPE_CAP_DEPTH_CLIP_DISABLE_SEPARATE:
126    case PIPE_CAP_MAX_DUAL_SOURCE_RENDER_TARGETS:
127    case PIPE_CAP_FRAGMENT_SHADER_TEXTURE_LOD:
128    case PIPE_CAP_FRAGMENT_SHADER_DERIVATIVES:
129    case PIPE_CAP_INDEP_BLEND_ENABLE:
130    case PIPE_CAP_INDEP_BLEND_FUNC:
131    case PIPE_CAP_MAX_TEXTURE_ARRAY_LAYERS:
132    case PIPE_CAP_SHADER_STENCIL_EXPORT:
133    case PIPE_CAP_VS_INSTANCEID:
134    case PIPE_CAP_VERTEX_ELEMENT_INSTANCE_DIVISOR: /* XXX: yes? */
135    case PIPE_CAP_MAX_STREAM_OUTPUT_BUFFERS:
136    case PIPE_CAP_STREAM_OUTPUT_PAUSE_RESUME:
137    case PIPE_CAP_STREAM_OUTPUT_INTERLEAVE_BUFFERS:
138    case PIPE_CAP_MIN_TEXEL_OFFSET:
139    case PIPE_CAP_MAX_TEXEL_OFFSET:
140    case PIPE_CAP_MIN_TEXTURE_GATHER_OFFSET:
141    case PIPE_CAP_MAX_TEXTURE_GATHER_OFFSET:
142    case PIPE_CAP_MAX_STREAM_OUTPUT_SEPARATE_COMPONENTS:
143    case PIPE_CAP_MAX_STREAM_OUTPUT_INTERLEAVED_COMPONENTS:
144    case PIPE_CAP_MAX_GEOMETRY_OUTPUT_VERTICES:
145    case PIPE_CAP_MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS:
146    case PIPE_CAP_MAX_VERTEX_STREAMS:
147    case PIPE_CAP_TGSI_CAN_COMPACT_CONSTANTS:
148    case PIPE_CAP_TEXTURE_BARRIER:
149    case PIPE_CAP_SEAMLESS_CUBE_MAP:
150    case PIPE_CAP_SEAMLESS_CUBE_MAP_PER_TEXTURE:
151    case PIPE_CAP_CUBE_MAP_ARRAY:
152    case PIPE_CAP_VERTEX_COLOR_UNCLAMPED:
153    case PIPE_CAP_FRAGMENT_COLOR_CLAMPED:
154    case PIPE_CAP_VERTEX_COLOR_CLAMPED:
155    case PIPE_CAP_QUADS_FOLLOW_PROVOKING_VERTEX_CONVENTION:
156    case PIPE_CAP_MIXED_COLORBUFFER_FORMATS:
157    case PIPE_CAP_START_INSTANCE:
158    case PIPE_CAP_TEXTURE_MULTISAMPLE:
159    case PIPE_CAP_TEXTURE_BUFFER_OBJECTS:
160    case PIPE_CAP_TEXTURE_BUFFER_OFFSET_ALIGNMENT:
161    case PIPE_CAP_QUERY_PIPELINE_STATISTICS:
162    case PIPE_CAP_TEXTURE_BORDER_COLOR_QUIRK:
163    case PIPE_CAP_MAX_TEXEL_BUFFER_ELEMENTS_UINT:
164    case PIPE_CAP_MIXED_FRAMEBUFFER_SIZES:
165    case PIPE_CAP_VS_LAYER_VIEWPORT:
166    case PIPE_CAP_MAX_TEXTURE_GATHER_COMPONENTS:
167    case PIPE_CAP_TEXTURE_GATHER_SM5:
168    case PIPE_CAP_FAKE_SW_MSAA:
169    case PIPE_CAP_TEXTURE_QUERY_LOD:
170    case PIPE_CAP_SAMPLE_SHADING:
171    case PIPE_CAP_TEXTURE_GATHER_OFFSETS:
172    case PIPE_CAP_VS_WINDOW_SPACE_POSITION:
173    case PIPE_CAP_USER_VERTEX_BUFFERS:
174    case PIPE_CAP_COMPUTE:
175    case PIPE_CAP_DRAW_INDIRECT:
176    case PIPE_CAP_MULTI_DRAW_INDIRECT:
177    case PIPE_CAP_MULTI_DRAW_INDIRECT_PARAMS:
178    case PIPE_CAP_FS_FINE_DERIVATIVE:
179    case PIPE_CAP_CONDITIONAL_RENDER_INVERTED:
180    case PIPE_CAP_SAMPLER_VIEW_TARGET:
181    case PIPE_CAP_CLIP_HALFZ:
182    case PIPE_CAP_POLYGON_OFFSET_CLAMP:
183    case PIPE_CAP_MULTISAMPLE_Z_RESOLVE:
184    case PIPE_CAP_RESOURCE_FROM_USER_MEMORY:
185    case PIPE_CAP_DEVICE_RESET_STATUS_QUERY:
186    case PIPE_CAP_MAX_SHADER_PATCH_VARYINGS:
187    case PIPE_CAP_TEXTURE_FLOAT_LINEAR:
188    case PIPE_CAP_TEXTURE_HALF_FLOAT_LINEAR:
189    case PIPE_CAP_TEXTURE_QUERY_SAMPLES:
190    case PIPE_CAP_FORCE_PERSAMPLE_INTERP:
191    case PIPE_CAP_COPY_BETWEEN_COMPRESSED_AND_PLAIN_FORMATS:
192    case PIPE_CAP_SHAREABLE_SHADERS:
193    case PIPE_CAP_DRAW_PARAMETERS:
194    case PIPE_CAP_SHADER_PACK_HALF_FLOAT:
195    case PIPE_CAP_FS_POSITION_IS_SYSVAL:
196    case PIPE_CAP_FS_FACE_IS_INTEGER_SYSVAL:
197    case PIPE_CAP_SHADER_BUFFER_OFFSET_ALIGNMENT:
198    case PIPE_CAP_INVALIDATE_BUFFER:
199    case PIPE_CAP_GENERATE_MIPMAP:
200    case PIPE_CAP_STRING_MARKER:
201    case PIPE_CAP_BUFFER_SAMPLER_VIEW_RGBA_ONLY:
202    case PIPE_CAP_SURFACE_REINTERPRET_BLOCKS:
203    case PIPE_CAP_QUERY_BUFFER_OBJECT:
204    case PIPE_CAP_FRAMEBUFFER_NO_ATTACHMENT:
205    case PIPE_CAP_ROBUST_BUFFER_ACCESS_BEHAVIOR:
206    case PIPE_CAP_CULL_DISTANCE:
207    case PIPE_CAP_SHADER_GROUP_VOTE:
208    case PIPE_CAP_MAX_WINDOW_RECTANGLES:
209    case PIPE_CAP_POLYGON_OFFSET_UNITS_UNSCALED:
210    case PIPE_CAP_VIEWPORT_SUBPIXEL_BITS:
211    case PIPE_CAP_MIXED_COLOR_DEPTH_BITS:
212    case PIPE_CAP_SHADER_ARRAY_COMPONENTS:
213    case PIPE_CAP_NATIVE_FENCE_FD:
214    case PIPE_CAP_FBFETCH:
215    case PIPE_CAP_LEGACY_MATH_RULES:
216    case PIPE_CAP_DOUBLES:
217    case PIPE_CAP_INT64:
218    case PIPE_CAP_TGSI_TEX_TXF_LZ:
219    case PIPE_CAP_SHADER_CLOCK:
220    case PIPE_CAP_POLYGON_MODE_FILL_RECTANGLE:
221    case PIPE_CAP_SPARSE_BUFFER_PAGE_SIZE:
222    case PIPE_CAP_SHADER_BALLOT:
223    case PIPE_CAP_TES_LAYER_VIEWPORT:
224    case PIPE_CAP_CAN_BIND_CONST_BUFFER_AS_VERTEX:
225    case PIPE_CAP_POST_DEPTH_COVERAGE:
226    case PIPE_CAP_BINDLESS_TEXTURE:
227    case PIPE_CAP_NIR_SAMPLERS_AS_DEREF:
228    case PIPE_CAP_QUERY_SO_OVERFLOW:
229    case PIPE_CAP_MEMOBJ:
230    case PIPE_CAP_LOAD_CONSTBUF:
231    case PIPE_CAP_TILE_RASTER_ORDER:
232    case PIPE_CAP_MAX_COMBINED_SHADER_OUTPUT_RESOURCES:
233    case PIPE_CAP_FRAMEBUFFER_MSAA_CONSTRAINTS:
234    case PIPE_CAP_SIGNED_VERTEX_BUFFER_OFFSET:
235    case PIPE_CAP_CONTEXT_PRIORITY_MASK:
236    case PIPE_CAP_FENCE_SIGNAL:
237    case PIPE_CAP_CONSTBUF0_FLAGS:
238    case PIPE_CAP_PACKED_UNIFORMS:
239    case PIPE_CAP_CONSERVATIVE_RASTER_POST_SNAP_TRIANGLES:
240    case PIPE_CAP_CONSERVATIVE_RASTER_POST_SNAP_POINTS_LINES:
241    case PIPE_CAP_CONSERVATIVE_RASTER_PRE_SNAP_TRIANGLES:
242    case PIPE_CAP_CONSERVATIVE_RASTER_PRE_SNAP_POINTS_LINES:
243    case PIPE_CAP_CONSERVATIVE_RASTER_POST_DEPTH_COVERAGE:
244    case PIPE_CAP_MAX_CONSERVATIVE_RASTER_SUBPIXEL_PRECISION_BIAS:
245    case PIPE_CAP_PROGRAMMABLE_SAMPLE_LOCATIONS:
246    case PIPE_CAP_IMAGE_LOAD_FORMATTED:
247    case PIPE_CAP_TGSI_DIV:
248    case PIPE_CAP_IMAGE_ATOMIC_INC_WRAP:
249    case PIPE_CAP_IMAGE_STORE_FORMATTED:
250       return 0;
251 
252    case PIPE_CAP_PCI_GROUP:
253       return dev->info.pci.domain;
254    case PIPE_CAP_PCI_BUS:
255       return dev->info.pci.bus;
256    case PIPE_CAP_PCI_DEVICE:
257       return dev->info.pci.dev;
258    case PIPE_CAP_PCI_FUNCTION:
259       return dev->info.pci.func;
260 
261    case PIPE_CAP_MAX_GS_INVOCATIONS:
262       return 32;
263    case PIPE_CAP_MAX_SHADER_BUFFER_SIZE_UINT:
264       return 1 << 27;
265    case PIPE_CAP_VENDOR_ID:
266       return 0x10de;
267    case PIPE_CAP_DEVICE_ID:
268       return dev->info.device_id;
269    case PIPE_CAP_ACCELERATED:
270       return 1;
271    case PIPE_CAP_VIDEO_MEMORY:
272       return dev->vram_size >> 20;
273    case PIPE_CAP_UMA:
274       return 0;
275    default:
276       return u_pipe_screen_get_param_defaults(pscreen, param);
277    }
278 }
279 
280 static float
nv30_screen_get_paramf(struct pipe_screen * pscreen,enum pipe_capf param)281 nv30_screen_get_paramf(struct pipe_screen *pscreen, enum pipe_capf param)
282 {
283    struct nv30_screen *screen = nv30_screen(pscreen);
284    struct nouveau_object *eng3d = screen->eng3d;
285 
286    switch (param) {
287    case PIPE_CAPF_MIN_LINE_WIDTH:
288    case PIPE_CAPF_MIN_LINE_WIDTH_AA:
289    case PIPE_CAPF_MIN_POINT_SIZE:
290    case PIPE_CAPF_MIN_POINT_SIZE_AA:
291       return 1;
292    case PIPE_CAPF_POINT_SIZE_GRANULARITY:
293    case PIPE_CAPF_LINE_WIDTH_GRANULARITY:
294       return 0.1;
295    case PIPE_CAPF_MAX_LINE_WIDTH:
296    case PIPE_CAPF_MAX_LINE_WIDTH_AA:
297       return 10.0;
298    case PIPE_CAPF_MAX_POINT_SIZE:
299    case PIPE_CAPF_MAX_POINT_SIZE_AA:
300       return 64.0;
301    case PIPE_CAPF_MAX_TEXTURE_ANISOTROPY:
302       return (eng3d->oclass >= NV40_3D_CLASS) ? 16.0 : 8.0;
303    case PIPE_CAPF_MAX_TEXTURE_LOD_BIAS:
304       return 15.0;
305    case PIPE_CAPF_MIN_CONSERVATIVE_RASTER_DILATE:
306    case PIPE_CAPF_MAX_CONSERVATIVE_RASTER_DILATE:
307    case PIPE_CAPF_CONSERVATIVE_RASTER_DILATE_GRANULARITY:
308       return 0.0;
309    default:
310       debug_printf("unknown paramf %d\n", param);
311       return 0;
312    }
313 }
314 
315 static int
nv30_screen_get_shader_param(struct pipe_screen * pscreen,enum pipe_shader_type shader,enum pipe_shader_cap param)316 nv30_screen_get_shader_param(struct pipe_screen *pscreen,
317                              enum pipe_shader_type shader,
318                              enum pipe_shader_cap param)
319 {
320    struct nv30_screen *screen = nv30_screen(pscreen);
321    struct nouveau_object *eng3d = screen->eng3d;
322 
323    switch (shader) {
324    case PIPE_SHADER_VERTEX:
325       switch (param) {
326       case PIPE_SHADER_CAP_MAX_INSTRUCTIONS:
327       case PIPE_SHADER_CAP_MAX_ALU_INSTRUCTIONS:
328          return (eng3d->oclass >= NV40_3D_CLASS) ? 512 : 256;
329       case PIPE_SHADER_CAP_MAX_TEX_INSTRUCTIONS:
330       case PIPE_SHADER_CAP_MAX_TEX_INDIRECTIONS:
331          return (eng3d->oclass >= NV40_3D_CLASS) ? 512 : 0;
332       case PIPE_SHADER_CAP_MAX_CONTROL_FLOW_DEPTH:
333          return 0;
334       case PIPE_SHADER_CAP_MAX_INPUTS:
335       case PIPE_SHADER_CAP_MAX_OUTPUTS:
336          return 16;
337       case PIPE_SHADER_CAP_MAX_CONST_BUFFER0_SIZE:
338          return ((eng3d->oclass >= NV40_3D_CLASS) ? (468 - 6): (256 - 6)) * sizeof(float[4]);
339       case PIPE_SHADER_CAP_MAX_CONST_BUFFERS:
340          return 1;
341       case PIPE_SHADER_CAP_MAX_TEMPS:
342          return (eng3d->oclass >= NV40_3D_CLASS) ? 32 : 13;
343       case PIPE_SHADER_CAP_MAX_TEXTURE_SAMPLERS:
344       case PIPE_SHADER_CAP_MAX_SAMPLER_VIEWS:
345          return 0;
346       case PIPE_SHADER_CAP_CONT_SUPPORTED:
347       case PIPE_SHADER_CAP_TGSI_SQRT_SUPPORTED:
348       case PIPE_SHADER_CAP_INDIRECT_INPUT_ADDR:
349       case PIPE_SHADER_CAP_INDIRECT_OUTPUT_ADDR:
350       case PIPE_SHADER_CAP_INDIRECT_TEMP_ADDR:
351       case PIPE_SHADER_CAP_INDIRECT_CONST_ADDR:
352       case PIPE_SHADER_CAP_SUBROUTINES:
353       case PIPE_SHADER_CAP_INTEGERS:
354       case PIPE_SHADER_CAP_INT64_ATOMICS:
355       case PIPE_SHADER_CAP_FP16:
356       case PIPE_SHADER_CAP_FP16_DERIVATIVES:
357       case PIPE_SHADER_CAP_FP16_CONST_BUFFERS:
358       case PIPE_SHADER_CAP_INT16:
359       case PIPE_SHADER_CAP_GLSL_16BIT_CONSTS:
360       case PIPE_SHADER_CAP_TGSI_ANY_INOUT_DECL_RANGE:
361       case PIPE_SHADER_CAP_MAX_SHADER_BUFFERS:
362       case PIPE_SHADER_CAP_MAX_SHADER_IMAGES:
363       case PIPE_SHADER_CAP_MAX_HW_ATOMIC_COUNTERS:
364       case PIPE_SHADER_CAP_MAX_HW_ATOMIC_COUNTER_BUFFERS:
365          return 0;
366       case PIPE_SHADER_CAP_SUPPORTED_IRS:
367          return (1 << PIPE_SHADER_IR_NIR) | (1 << PIPE_SHADER_IR_TGSI);
368       default:
369          debug_printf("unknown vertex shader param %d\n", param);
370          return 0;
371       }
372       break;
373    case PIPE_SHADER_FRAGMENT:
374       switch (param) {
375       case PIPE_SHADER_CAP_MAX_INSTRUCTIONS:
376       case PIPE_SHADER_CAP_MAX_ALU_INSTRUCTIONS:
377       case PIPE_SHADER_CAP_MAX_TEX_INSTRUCTIONS:
378       case PIPE_SHADER_CAP_MAX_TEX_INDIRECTIONS:
379          return 4096;
380       case PIPE_SHADER_CAP_MAX_CONTROL_FLOW_DEPTH:
381          return 0;
382       case PIPE_SHADER_CAP_MAX_INPUTS:
383          return 8; /* should be possible to do 10 with nv4x */
384       case PIPE_SHADER_CAP_MAX_OUTPUTS:
385          return 4;
386       case PIPE_SHADER_CAP_MAX_CONST_BUFFER0_SIZE:
387          return ((eng3d->oclass >= NV40_3D_CLASS) ? 224 : 32) * sizeof(float[4]);
388       case PIPE_SHADER_CAP_MAX_CONST_BUFFERS:
389          return 1;
390       case PIPE_SHADER_CAP_MAX_TEMPS:
391          return 32;
392       case PIPE_SHADER_CAP_MAX_TEXTURE_SAMPLERS:
393       case PIPE_SHADER_CAP_MAX_SAMPLER_VIEWS:
394          return 16;
395       case PIPE_SHADER_CAP_CONT_SUPPORTED:
396       case PIPE_SHADER_CAP_TGSI_SQRT_SUPPORTED:
397       case PIPE_SHADER_CAP_INDIRECT_INPUT_ADDR:
398       case PIPE_SHADER_CAP_INDIRECT_OUTPUT_ADDR:
399       case PIPE_SHADER_CAP_INDIRECT_TEMP_ADDR:
400       case PIPE_SHADER_CAP_INDIRECT_CONST_ADDR:
401       case PIPE_SHADER_CAP_SUBROUTINES:
402       case PIPE_SHADER_CAP_INTEGERS:
403       case PIPE_SHADER_CAP_FP16:
404       case PIPE_SHADER_CAP_FP16_DERIVATIVES:
405       case PIPE_SHADER_CAP_FP16_CONST_BUFFERS:
406       case PIPE_SHADER_CAP_INT16:
407       case PIPE_SHADER_CAP_GLSL_16BIT_CONSTS:
408       case PIPE_SHADER_CAP_TGSI_ANY_INOUT_DECL_RANGE:
409       case PIPE_SHADER_CAP_MAX_SHADER_BUFFERS:
410       case PIPE_SHADER_CAP_MAX_SHADER_IMAGES:
411       case PIPE_SHADER_CAP_MAX_HW_ATOMIC_COUNTERS:
412       case PIPE_SHADER_CAP_MAX_HW_ATOMIC_COUNTER_BUFFERS:
413          return 0;
414       case PIPE_SHADER_CAP_SUPPORTED_IRS:
415          return (1 << PIPE_SHADER_IR_NIR) | (1 << PIPE_SHADER_IR_TGSI);
416       default:
417          debug_printf("unknown fragment shader param %d\n", param);
418          return 0;
419       }
420       break;
421    default:
422       return 0;
423    }
424 }
425 
426 static bool
nv30_screen_is_format_supported(struct pipe_screen * pscreen,enum pipe_format format,enum pipe_texture_target target,unsigned sample_count,unsigned storage_sample_count,unsigned bindings)427 nv30_screen_is_format_supported(struct pipe_screen *pscreen,
428                                 enum pipe_format format,
429                                 enum pipe_texture_target target,
430                                 unsigned sample_count,
431                                 unsigned storage_sample_count,
432                                 unsigned bindings)
433 {
434    if (sample_count > nv30_screen(pscreen)->max_sample_count)
435       return false;
436 
437    if (!(0x00000017 & (1 << sample_count)))
438       return false;
439 
440    if (MAX2(1, sample_count) != MAX2(1, storage_sample_count))
441       return false;
442 
443    /* No way to render to a swizzled 3d texture. We don't necessarily know if
444     * it's swizzled or not here, but we have to assume anyways.
445     */
446    if (target == PIPE_TEXTURE_3D && (bindings & PIPE_BIND_RENDER_TARGET))
447       return false;
448 
449    /* shared is always supported */
450    bindings &= ~PIPE_BIND_SHARED;
451 
452    if (bindings & PIPE_BIND_INDEX_BUFFER) {
453       if (format != PIPE_FORMAT_R8_UINT &&
454           format != PIPE_FORMAT_R16_UINT &&
455           format != PIPE_FORMAT_R32_UINT)
456          return false;
457       bindings &= ~PIPE_BIND_INDEX_BUFFER;
458    }
459 
460    return (nv30_format_info(pscreen, format)->bindings & bindings) == bindings;
461 }
462 
463 static const nir_shader_compiler_options nv30_base_compiler_options = {
464    .fuse_ffma32 = true,
465    .fuse_ffma64 = true,
466    .lower_bitops = true,
467    .lower_extract_byte = true,
468    .lower_extract_word = true,
469    .lower_fdiv = true,
470    .lower_fsat = true,
471    .lower_insert_byte = true,
472    .lower_insert_word = true,
473    .lower_fdph = true,
474    .lower_flrp32 = true,
475    .lower_flrp64 = true,
476    .lower_fmod = true,
477    .lower_fpow = true, /* In hardware as of nv40 FS */
478    .lower_uniforms_to_ubo = true,
479    .lower_vector_cmp = true,
480    .force_indirect_unrolling = nir_var_all,
481    .force_indirect_unrolling_sampler = true,
482    .max_unroll_iterations = 32,
483    .no_integers = true,
484 
485    .use_interpolated_input_intrinsics = true,
486    .has_ddx_intrinsics = true,
487 };
488 
489 static const void *
nv30_screen_get_compiler_options(struct pipe_screen * pscreen,enum pipe_shader_ir ir,enum pipe_shader_type shader)490 nv30_screen_get_compiler_options(struct pipe_screen *pscreen,
491                                  enum pipe_shader_ir ir,
492                                  enum pipe_shader_type shader)
493 {
494    struct nv30_screen *screen = nv30_screen(pscreen);
495    assert(ir == PIPE_SHADER_IR_NIR);
496 
497    /* The FS compiler options are different between nv30 and nv40, and are set
498     * up at screen creation time.
499     */
500    if (shader == PIPE_SHADER_FRAGMENT)
501       return &screen->fs_compiler_options;
502 
503    return &nv30_base_compiler_options;
504 }
505 
506 static void
nv30_screen_fence_emit(struct pipe_context * pcontext,uint32_t * sequence,struct nouveau_bo * wait)507 nv30_screen_fence_emit(struct pipe_context *pcontext, uint32_t *sequence,
508                        struct nouveau_bo *wait)
509 {
510    struct nv30_context *nv30 = nv30_context(pcontext);
511    struct nv30_screen *screen = nv30->screen;
512    struct nouveau_pushbuf *push = nv30->base.pushbuf;
513    struct nouveau_pushbuf_refn ref = { wait, NOUVEAU_BO_GART | NOUVEAU_BO_RDWR };
514 
515    *sequence = ++screen->base.fence.sequence;
516 
517    assert(PUSH_AVAIL(push) + push->rsvd_kick >= 3);
518    PUSH_DATA (push, NV30_3D_FENCE_OFFSET |
519               (2 /* size */ << 18) | (7 /* subchan */ << 13));
520    PUSH_DATA (push, 0);
521    PUSH_DATA (push, *sequence);
522 
523    nouveau_pushbuf_refn(push, &ref, 1);
524 }
525 
526 static uint32_t
nv30_screen_fence_update(struct pipe_screen * pscreen)527 nv30_screen_fence_update(struct pipe_screen *pscreen)
528 {
529    struct nv30_screen *screen = nv30_screen(pscreen);
530    struct nv04_notify *fence = screen->fence->data;
531    return *(uint32_t *)((char *)screen->notify->map + fence->offset);
532 }
533 
534 static void
nv30_screen_destroy(struct pipe_screen * pscreen)535 nv30_screen_destroy(struct pipe_screen *pscreen)
536 {
537    struct nv30_screen *screen = nv30_screen(pscreen);
538 
539    if (!nouveau_drm_screen_unref(&screen->base))
540       return;
541 
542    nouveau_bo_ref(NULL, &screen->notify);
543 
544    nouveau_heap_destroy(&screen->query_heap);
545    nouveau_heap_destroy(&screen->vp_exec_heap);
546    nouveau_heap_destroy(&screen->vp_data_heap);
547 
548    nouveau_object_del(&screen->query);
549    nouveau_object_del(&screen->fence);
550    nouveau_object_del(&screen->ntfy);
551 
552    nouveau_object_del(&screen->sifm);
553    nouveau_object_del(&screen->swzsurf);
554    nouveau_object_del(&screen->surf2d);
555    nouveau_object_del(&screen->m2mf);
556    nouveau_object_del(&screen->eng3d);
557    nouveau_object_del(&screen->null);
558 
559    nouveau_screen_fini(&screen->base);
560    FREE(screen);
561 }
562 
563 #define FAIL_SCREEN_INIT(str, err)                    \
564    do {                                               \
565       NOUVEAU_ERR(str, err);                          \
566       screen->base.base.context_create = NULL;        \
567       return &screen->base;                           \
568    } while(0)
569 
570 struct nouveau_screen *
nv30_screen_create(struct nouveau_device * dev)571 nv30_screen_create(struct nouveau_device *dev)
572 {
573    struct nv30_screen *screen;
574    struct pipe_screen *pscreen;
575    struct nouveau_pushbuf *push;
576    struct nv04_fifo *fifo;
577    unsigned oclass = 0;
578    int ret, i;
579 
580    switch (dev->chipset & 0xf0) {
581    case 0x30:
582       if (RANKINE_0397_CHIPSET & (1 << (dev->chipset & 0x0f)))
583          oclass = NV30_3D_CLASS;
584       else
585       if (RANKINE_0697_CHIPSET & (1 << (dev->chipset & 0x0f)))
586          oclass = NV34_3D_CLASS;
587       else
588       if (RANKINE_0497_CHIPSET & (1 << (dev->chipset & 0x0f)))
589          oclass = NV35_3D_CLASS;
590       break;
591    case 0x40:
592       if (CURIE_4097_CHIPSET & (1 << (dev->chipset & 0x0f)))
593          oclass = NV40_3D_CLASS;
594       else
595       if (CURIE_4497_CHIPSET & (1 << (dev->chipset & 0x0f)))
596          oclass = NV44_3D_CLASS;
597       break;
598    case 0x60:
599       if (CURIE_4497_CHIPSET6X & (1 << (dev->chipset & 0x0f)))
600          oclass = NV44_3D_CLASS;
601       break;
602    default:
603       break;
604    }
605 
606    if (!oclass) {
607       NOUVEAU_ERR("unknown 3d class for 0x%02x\n", dev->chipset);
608       return NULL;
609    }
610 
611    screen = CALLOC_STRUCT(nv30_screen);
612    if (!screen)
613       return NULL;
614 
615    pscreen = &screen->base.base;
616    pscreen->destroy = nv30_screen_destroy;
617 
618    /*
619     * Some modern apps try to use msaa without keeping in mind the
620     * restrictions on videomem of older cards. Resulting in dmesg saying:
621     * [ 1197.850642] nouveau E[soffice.bin[3785]] fail ttm_validate
622     * [ 1197.850648] nouveau E[soffice.bin[3785]] validating bo list
623     * [ 1197.850654] nouveau E[soffice.bin[3785]] validate: -12
624     *
625     * Because we are running out of video memory, after which the program
626     * using the msaa visual freezes, and eventually the entire system freezes.
627     *
628     * To work around this we do not allow msaa visauls by default and allow
629     * the user to override this via NV30_MAX_MSAA.
630     */
631    screen->max_sample_count = debug_get_num_option("NV30_MAX_MSAA", 0);
632    if (screen->max_sample_count > 4)
633       screen->max_sample_count = 4;
634 
635    pscreen->get_param = nv30_screen_get_param;
636    pscreen->get_paramf = nv30_screen_get_paramf;
637    pscreen->get_shader_param = nv30_screen_get_shader_param;
638    pscreen->context_create = nv30_context_create;
639    pscreen->is_format_supported = nv30_screen_is_format_supported;
640    pscreen->get_compiler_options = nv30_screen_get_compiler_options;
641 
642    nv30_resource_screen_init(pscreen);
643    nouveau_screen_init_vdec(&screen->base);
644 
645    screen->base.fence.emit = nv30_screen_fence_emit;
646    screen->base.fence.update = nv30_screen_fence_update;
647 
648    ret = nouveau_screen_init(&screen->base, dev);
649    if (ret)
650       FAIL_SCREEN_INIT("nv30_screen_init failed: %d\n", ret);
651 
652    screen->base.vidmem_bindings |= PIPE_BIND_VERTEX_BUFFER;
653    screen->base.sysmem_bindings |= PIPE_BIND_VERTEX_BUFFER;
654    if (oclass == NV40_3D_CLASS) {
655       screen->base.vidmem_bindings |= PIPE_BIND_INDEX_BUFFER;
656       screen->base.sysmem_bindings |= PIPE_BIND_INDEX_BUFFER;
657    }
658 
659    screen->fs_compiler_options = nv30_base_compiler_options;
660    screen->fs_compiler_options.lower_fsat = false;
661    if (oclass >= NV40_3D_CLASS)
662       screen->fs_compiler_options.lower_fpow = false;
663 
664    fifo = screen->base.channel->data;
665    push = screen->base.pushbuf;
666    push->rsvd_kick = 16;
667 
668    ret = nouveau_object_new(screen->base.channel, 0x00000000, NV01_NULL_CLASS,
669                             NULL, 0, &screen->null);
670    if (ret)
671       FAIL_SCREEN_INIT("error allocating null object: %d\n", ret);
672 
673    /* DMA_FENCE refuses to accept DMA objects with "adjust" filled in,
674     * this means that the address pointed at by the DMA object must
675     * be 4KiB aligned, which means this object needs to be the first
676     * one allocated on the channel.
677     */
678    ret = nouveau_object_new(screen->base.channel, 0xbeef1e00,
679                             NOUVEAU_NOTIFIER_CLASS, &(struct nv04_notify) {
680                             .length = 32 }, sizeof(struct nv04_notify),
681                             &screen->fence);
682    if (ret)
683       FAIL_SCREEN_INIT("error allocating fence notifier: %d\n", ret);
684 
685    /* DMA_NOTIFY object, we don't actually use this but M2MF fails without */
686    ret = nouveau_object_new(screen->base.channel, 0xbeef0301,
687                             NOUVEAU_NOTIFIER_CLASS, &(struct nv04_notify) {
688                             .length = 32 }, sizeof(struct nv04_notify),
689                             &screen->ntfy);
690    if (ret)
691       FAIL_SCREEN_INIT("error allocating sync notifier: %d\n", ret);
692 
693    /* DMA_QUERY, used to implement occlusion queries, we attempt to allocate
694     * the remainder of the "notifier block" assigned by the kernel for
695     * use as query objects
696     */
697    ret = nouveau_object_new(screen->base.channel, 0xbeef0351,
698                             NOUVEAU_NOTIFIER_CLASS, &(struct nv04_notify) {
699                             .length = 4096 - 128 }, sizeof(struct nv04_notify),
700                             &screen->query);
701    if (ret)
702       FAIL_SCREEN_INIT("error allocating query notifier: %d\n", ret);
703 
704    ret = nouveau_heap_init(&screen->query_heap, 0, 4096 - 128);
705    if (ret)
706       FAIL_SCREEN_INIT("error creating query heap: %d\n", ret);
707 
708    list_inithead(&screen->queries);
709 
710    /* Vertex program resources (code/data), currently 6 of the constant
711     * slots are reserved to implement user clipping planes
712     */
713    if (oclass < NV40_3D_CLASS) {
714       nouveau_heap_init(&screen->vp_exec_heap, 0, 256);
715       nouveau_heap_init(&screen->vp_data_heap, 6, 256 - 6);
716    } else {
717       nouveau_heap_init(&screen->vp_exec_heap, 0, 512);
718       nouveau_heap_init(&screen->vp_data_heap, 6, 468 - 6);
719    }
720 
721    ret = nouveau_bo_wrap(screen->base.device, fifo->base.notify, &screen->notify);
722    if (ret == 0)
723       ret = BO_MAP(&screen->base, screen->notify, 0, screen->base.client);
724    if (ret)
725       FAIL_SCREEN_INIT("error mapping notifier memory: %d\n", ret);
726 
727    ret = nouveau_object_new(screen->base.channel, 0xbeef3097, oclass,
728                             NULL, 0, &screen->eng3d);
729    if (ret)
730       FAIL_SCREEN_INIT("error allocating 3d object: %d\n", ret);
731 
732    BEGIN_NV04(push, NV01_SUBC(3D, OBJECT), 1);
733    PUSH_DATA (push, screen->eng3d->handle);
734    BEGIN_NV04(push, NV30_3D(DMA_NOTIFY), 13);
735    PUSH_DATA (push, screen->ntfy->handle);
736    PUSH_DATA (push, fifo->vram);     /* TEXTURE0 */
737    PUSH_DATA (push, fifo->gart);     /* TEXTURE1 */
738    PUSH_DATA (push, fifo->vram);     /* COLOR1 */
739    PUSH_DATA (push, screen->null->handle);  /* UNK190 */
740    PUSH_DATA (push, fifo->vram);     /* COLOR0 */
741    PUSH_DATA (push, fifo->vram);     /* ZETA */
742    PUSH_DATA (push, fifo->vram);     /* VTXBUF0 */
743    PUSH_DATA (push, fifo->gart);     /* VTXBUF1 */
744    PUSH_DATA (push, screen->fence->handle);  /* FENCE */
745    PUSH_DATA (push, screen->query->handle);  /* QUERY - intr 0x80 if nullobj */
746    PUSH_DATA (push, screen->null->handle);  /* UNK1AC */
747    PUSH_DATA (push, screen->null->handle);  /* UNK1B0 */
748    if (screen->eng3d->oclass < NV40_3D_CLASS) {
749       BEGIN_NV04(push, SUBC_3D(0x03b0), 1);
750       PUSH_DATA (push, 0x00100000);
751       BEGIN_NV04(push, SUBC_3D(0x1d80), 1);
752       PUSH_DATA (push, 3);
753 
754       BEGIN_NV04(push, SUBC_3D(0x1e98), 1);
755       PUSH_DATA (push, 0);
756       BEGIN_NV04(push, SUBC_3D(0x17e0), 3);
757       PUSH_DATA (push, fui(0.0));
758       PUSH_DATA (push, fui(0.0));
759       PUSH_DATA (push, fui(1.0));
760       BEGIN_NV04(push, SUBC_3D(0x1f80), 16);
761       for (i = 0; i < 16; i++)
762          PUSH_DATA (push, (i == 8) ? 0x0000ffff : 0);
763 
764       BEGIN_NV04(push, NV30_3D(RC_ENABLE), 1);
765       PUSH_DATA (push, 0);
766    } else {
767       BEGIN_NV04(push, NV40_3D(DMA_COLOR2), 2);
768       PUSH_DATA (push, fifo->vram);
769       PUSH_DATA (push, fifo->vram);  /* COLOR3 */
770 
771       BEGIN_NV04(push, SUBC_3D(0x1450), 1);
772       PUSH_DATA (push, 0x00000004);
773 
774       BEGIN_NV04(push, SUBC_3D(0x1ea4), 3); /* ZCULL */
775       PUSH_DATA (push, 0x00000010);
776       PUSH_DATA (push, 0x01000100);
777       PUSH_DATA (push, 0xff800006);
778 
779       /* vtxprog output routing */
780       BEGIN_NV04(push, SUBC_3D(0x1fc4), 1);
781       PUSH_DATA (push, 0x06144321);
782       BEGIN_NV04(push, SUBC_3D(0x1fc8), 2);
783       PUSH_DATA (push, 0xedcba987);
784       PUSH_DATA (push, 0x0000006f);
785       BEGIN_NV04(push, SUBC_3D(0x1fd0), 1);
786       PUSH_DATA (push, 0x00171615);
787       BEGIN_NV04(push, SUBC_3D(0x1fd4), 1);
788       PUSH_DATA (push, 0x001b1a19);
789 
790       BEGIN_NV04(push, SUBC_3D(0x1ef8), 1);
791       PUSH_DATA (push, 0x0020ffff);
792       BEGIN_NV04(push, SUBC_3D(0x1d64), 1);
793       PUSH_DATA (push, 0x01d300d4);
794 
795       BEGIN_NV04(push, NV40_3D(MIPMAP_ROUNDING), 1);
796       PUSH_DATA (push, NV40_3D_MIPMAP_ROUNDING_MODE_DOWN);
797    }
798 
799    ret = nouveau_object_new(screen->base.channel, 0xbeef3901, NV03_M2MF_CLASS,
800                             NULL, 0, &screen->m2mf);
801    if (ret)
802       FAIL_SCREEN_INIT("error allocating m2mf object: %d\n", ret);
803 
804    BEGIN_NV04(push, NV01_SUBC(M2MF, OBJECT), 1);
805    PUSH_DATA (push, screen->m2mf->handle);
806    BEGIN_NV04(push, NV03_M2MF(DMA_NOTIFY), 1);
807    PUSH_DATA (push, screen->ntfy->handle);
808 
809    ret = nouveau_object_new(screen->base.channel, 0xbeef6201,
810                             NV10_SURFACE_2D_CLASS, NULL, 0, &screen->surf2d);
811    if (ret)
812       FAIL_SCREEN_INIT("error allocating surf2d object: %d\n", ret);
813 
814    BEGIN_NV04(push, NV01_SUBC(SF2D, OBJECT), 1);
815    PUSH_DATA (push, screen->surf2d->handle);
816    BEGIN_NV04(push, NV04_SF2D(DMA_NOTIFY), 1);
817    PUSH_DATA (push, screen->ntfy->handle);
818 
819    if (dev->chipset < 0x40)
820       oclass = NV30_SURFACE_SWZ_CLASS;
821    else
822       oclass = NV40_SURFACE_SWZ_CLASS;
823 
824    ret = nouveau_object_new(screen->base.channel, 0xbeef5201, oclass,
825                             NULL, 0, &screen->swzsurf);
826    if (ret)
827       FAIL_SCREEN_INIT("error allocating swizzled surface object: %d\n", ret);
828 
829    BEGIN_NV04(push, NV01_SUBC(SSWZ, OBJECT), 1);
830    PUSH_DATA (push, screen->swzsurf->handle);
831    BEGIN_NV04(push, NV04_SSWZ(DMA_NOTIFY), 1);
832    PUSH_DATA (push, screen->ntfy->handle);
833 
834    if (dev->chipset < 0x40)
835       oclass = NV30_SIFM_CLASS;
836    else
837       oclass = NV40_SIFM_CLASS;
838 
839    ret = nouveau_object_new(screen->base.channel, 0xbeef7701, oclass,
840                             NULL, 0, &screen->sifm);
841    if (ret)
842       FAIL_SCREEN_INIT("error allocating scaled image object: %d\n", ret);
843 
844    BEGIN_NV04(push, NV01_SUBC(SIFM, OBJECT), 1);
845    PUSH_DATA (push, screen->sifm->handle);
846    BEGIN_NV04(push, NV03_SIFM(DMA_NOTIFY), 1);
847    PUSH_DATA (push, screen->ntfy->handle);
848    BEGIN_NV04(push, NV05_SIFM(COLOR_CONVERSION), 1);
849    PUSH_DATA (push, NV05_SIFM_COLOR_CONVERSION_TRUNCATE);
850    PUSH_KICK (push);
851 
852    return &screen->base;
853 }
854