| /* |
| * Mesa 3-D graphics library |
| * |
| * Copyright (C) 2012-2013 LunarG, Inc. |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a |
| * copy of this software and associated documentation files (the "Software"), |
| * to deal in the Software without restriction, including without limitation |
| * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| * and/or sell copies of the Software, and to permit persons to whom the |
| * Software is furnished to do so, subject to the following conditions: |
| * |
| * The above copyright notice and this permission notice shall be included |
| * in all copies or substantial portions of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
| * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |
| * DEALINGS IN THE SOFTWARE. |
| * |
| * Authors: |
| * Chia-I Wu <olv@lunarg.com> |
| */ |
| |
| #include "pipe/p_state.h" |
| #include "os/os_misc.h" |
| #include "util/u_format_s3tc.h" |
| #include "vl/vl_decoder.h" |
| #include "vl/vl_video_buffer.h" |
| #include "genhw/genhw.h" /* for GEN6_REG_TIMESTAMP */ |
| #include "core/intel_winsys.h" |
| |
| #include "ilo_context.h" |
| #include "ilo_format.h" |
| #include "ilo_resource.h" |
| #include "ilo_transfer.h" /* for ILO_TRANSFER_MAP_BUFFER_ALIGNMENT */ |
| #include "ilo_public.h" |
| #include "ilo_screen.h" |
| |
| struct pipe_fence_handle { |
| struct pipe_reference reference; |
| struct intel_bo *seqno_bo; |
| }; |
| |
| static float |
| ilo_get_paramf(struct pipe_screen *screen, enum pipe_capf param) |
| { |
| switch (param) { |
| case PIPE_CAPF_MAX_LINE_WIDTH: |
| /* in U3.7, defined in 3DSTATE_SF */ |
| return 7.0f; |
| case PIPE_CAPF_MAX_LINE_WIDTH_AA: |
| /* line width minus one, which is reserved for AA region */ |
| return 6.0f; |
| case PIPE_CAPF_MAX_POINT_WIDTH: |
| /* in U8.3, defined in 3DSTATE_SF */ |
| return 255.0f; |
| case PIPE_CAPF_MAX_POINT_WIDTH_AA: |
| /* same as point width, as we ignore rasterizer->point_smooth */ |
| return 255.0f; |
| case PIPE_CAPF_MAX_TEXTURE_ANISOTROPY: |
| /* [2.0, 16.0], defined in SAMPLER_STATE */ |
| return 16.0f; |
| case PIPE_CAPF_MAX_TEXTURE_LOD_BIAS: |
| /* [-16.0, 16.0), defined in SAMPLER_STATE */ |
| return 15.0f; |
| case PIPE_CAPF_GUARD_BAND_LEFT: |
| case PIPE_CAPF_GUARD_BAND_TOP: |
| case PIPE_CAPF_GUARD_BAND_RIGHT: |
| case PIPE_CAPF_GUARD_BAND_BOTTOM: |
| /* what are these for? */ |
| return 0.0f; |
| |
| default: |
| return 0.0f; |
| } |
| } |
| |
| static int |
| ilo_get_shader_param(struct pipe_screen *screen, unsigned shader, |
| enum pipe_shader_cap param) |
| { |
| switch (shader) { |
| case PIPE_SHADER_FRAGMENT: |
| case PIPE_SHADER_VERTEX: |
| case PIPE_SHADER_GEOMETRY: |
| break; |
| default: |
| return 0; |
| } |
| |
| switch (param) { |
| /* the limits are copied from the classic driver */ |
| case PIPE_SHADER_CAP_MAX_INSTRUCTIONS: |
| return (shader == PIPE_SHADER_FRAGMENT) ? 1024 : 16384; |
| case PIPE_SHADER_CAP_MAX_ALU_INSTRUCTIONS: |
| return (shader == PIPE_SHADER_FRAGMENT) ? 1024 : 0; |
| case PIPE_SHADER_CAP_MAX_TEX_INSTRUCTIONS: |
| return (shader == PIPE_SHADER_FRAGMENT) ? 1024 : 0; |
| case PIPE_SHADER_CAP_MAX_TEX_INDIRECTIONS: |
| return (shader == PIPE_SHADER_FRAGMENT) ? 1024 : 0; |
| case PIPE_SHADER_CAP_MAX_CONTROL_FLOW_DEPTH: |
| return UINT_MAX; |
| case PIPE_SHADER_CAP_MAX_INPUTS: |
| case PIPE_SHADER_CAP_MAX_OUTPUTS: |
| /* this is limited by how many attributes SF can remap */ |
| return 16; |
| case PIPE_SHADER_CAP_MAX_CONST_BUFFER_SIZE: |
| return 1024 * sizeof(float[4]); |
| case PIPE_SHADER_CAP_MAX_CONST_BUFFERS: |
| return ILO_MAX_CONST_BUFFERS; |
| case PIPE_SHADER_CAP_MAX_TEMPS: |
| return 256; |
| case PIPE_SHADER_CAP_MAX_PREDS: |
| return 0; |
| case PIPE_SHADER_CAP_TGSI_CONT_SUPPORTED: |
| return 1; |
| case PIPE_SHADER_CAP_INDIRECT_INPUT_ADDR: |
| return 0; |
| case PIPE_SHADER_CAP_INDIRECT_OUTPUT_ADDR: |
| return 0; |
| case PIPE_SHADER_CAP_INDIRECT_TEMP_ADDR: |
| return (shader == PIPE_SHADER_FRAGMENT) ? 0 : 1; |
| case PIPE_SHADER_CAP_INDIRECT_CONST_ADDR: |
| return 1; |
| case PIPE_SHADER_CAP_SUBROUTINES: |
| return 0; |
| case PIPE_SHADER_CAP_INTEGERS: |
| return 1; |
| case PIPE_SHADER_CAP_MAX_TEXTURE_SAMPLERS: |
| return ILO_MAX_SAMPLERS; |
| case PIPE_SHADER_CAP_MAX_SAMPLER_VIEWS: |
| return ILO_MAX_SAMPLER_VIEWS; |
| case PIPE_SHADER_CAP_PREFERRED_IR: |
| return PIPE_SHADER_IR_TGSI; |
| case PIPE_SHADER_CAP_SUPPORTED_IRS: |
| return 0; |
| case PIPE_SHADER_CAP_TGSI_SQRT_SUPPORTED: |
| return 1; |
| case PIPE_SHADER_CAP_MAX_UNROLL_ITERATIONS_HINT: |
| return 32; |
| |
| default: |
| return 0; |
| } |
| } |
| |
| static int |
| ilo_get_video_param(struct pipe_screen *screen, |
| enum pipe_video_profile profile, |
| enum pipe_video_entrypoint entrypoint, |
| enum pipe_video_cap param) |
| { |
| switch (param) { |
| case PIPE_VIDEO_CAP_SUPPORTED: |
| return vl_profile_supported(screen, profile, entrypoint); |
| case PIPE_VIDEO_CAP_NPOT_TEXTURES: |
| return 1; |
| case PIPE_VIDEO_CAP_MAX_WIDTH: |
| case PIPE_VIDEO_CAP_MAX_HEIGHT: |
| return vl_video_buffer_max_size(screen); |
| case PIPE_VIDEO_CAP_PREFERED_FORMAT: |
| return PIPE_FORMAT_NV12; |
| case PIPE_VIDEO_CAP_PREFERS_INTERLACED: |
| return 1; |
| case PIPE_VIDEO_CAP_SUPPORTS_PROGRESSIVE: |
| return 1; |
| case PIPE_VIDEO_CAP_SUPPORTS_INTERLACED: |
| return 0; |
| case PIPE_VIDEO_CAP_MAX_LEVEL: |
| return vl_level_supported(screen, profile); |
| default: |
| return 0; |
| } |
| } |
| |
| static int |
| ilo_get_compute_param(struct pipe_screen *screen, |
| enum pipe_shader_ir ir_type, |
| enum pipe_compute_cap param, |
| void *ret) |
| { |
| struct ilo_screen *is = ilo_screen(screen); |
| union { |
| const char *ir_target; |
| uint64_t grid_dimension; |
| uint64_t max_grid_size[3]; |
| uint64_t max_block_size[3]; |
| uint64_t max_threads_per_block; |
| uint64_t max_global_size; |
| uint64_t max_local_size; |
| uint64_t max_private_size; |
| uint64_t max_input_size; |
| uint64_t max_mem_alloc_size; |
| uint32_t max_clock_frequency; |
| uint32_t max_compute_units; |
| uint32_t images_supported; |
| uint32_t subgroup_size; |
| } val; |
| const void *ptr; |
| int size; |
| |
| switch (param) { |
| case PIPE_COMPUTE_CAP_IR_TARGET: |
| val.ir_target = "ilog"; |
| |
| ptr = val.ir_target; |
| size = strlen(val.ir_target) + 1; |
| break; |
| case PIPE_COMPUTE_CAP_GRID_DIMENSION: |
| val.grid_dimension = ARRAY_SIZE(val.max_grid_size); |
| |
| ptr = &val.grid_dimension; |
| size = sizeof(val.grid_dimension); |
| break; |
| case PIPE_COMPUTE_CAP_MAX_GRID_SIZE: |
| val.max_grid_size[0] = 0xffffffffu; |
| val.max_grid_size[1] = 0xffffffffu; |
| val.max_grid_size[2] = 0xffffffffu; |
| |
| ptr = &val.max_grid_size; |
| size = sizeof(val.max_grid_size); |
| break; |
| case PIPE_COMPUTE_CAP_MAX_BLOCK_SIZE: |
| val.max_block_size[0] = 1024; |
| val.max_block_size[1] = 1024; |
| val.max_block_size[2] = 1024; |
| |
| ptr = &val.max_block_size; |
| size = sizeof(val.max_block_size); |
| break; |
| |
| case PIPE_COMPUTE_CAP_MAX_THREADS_PER_BLOCK: |
| val.max_threads_per_block = 1024; |
| |
| ptr = &val.max_threads_per_block; |
| size = sizeof(val.max_threads_per_block); |
| break; |
| case PIPE_COMPUTE_CAP_MAX_GLOBAL_SIZE: |
| /* \see ilo_max_resource_size */ |
| val.max_global_size = 1u << 31; |
| |
| ptr = &val.max_global_size; |
| size = sizeof(val.max_global_size); |
| break; |
| case PIPE_COMPUTE_CAP_MAX_LOCAL_SIZE: |
| /* Shared Local Memory Size of INTERFACE_DESCRIPTOR_DATA */ |
| val.max_local_size = 64 * 1024; |
| |
| ptr = &val.max_local_size; |
| size = sizeof(val.max_local_size); |
| break; |
| case PIPE_COMPUTE_CAP_MAX_PRIVATE_SIZE: |
| /* scratch size */ |
| val.max_private_size = 12 * 1024; |
| |
| ptr = &val.max_private_size; |
| size = sizeof(val.max_private_size); |
| break; |
| case PIPE_COMPUTE_CAP_MAX_INPUT_SIZE: |
| val.max_input_size = 1024; |
| |
| ptr = &val.max_input_size; |
| size = sizeof(val.max_input_size); |
| break; |
| case PIPE_COMPUTE_CAP_MAX_MEM_ALLOC_SIZE: |
| val.max_mem_alloc_size = 1u << 31; |
| |
| ptr = &val.max_mem_alloc_size; |
| size = sizeof(val.max_mem_alloc_size); |
| break; |
| case PIPE_COMPUTE_CAP_MAX_CLOCK_FREQUENCY: |
| val.max_clock_frequency = 1000; |
| |
| ptr = &val.max_clock_frequency; |
| size = sizeof(val.max_clock_frequency); |
| break; |
| case PIPE_COMPUTE_CAP_MAX_COMPUTE_UNITS: |
| val.max_compute_units = is->dev.eu_count; |
| |
| ptr = &val.max_compute_units; |
| size = sizeof(val.max_compute_units); |
| break; |
| case PIPE_COMPUTE_CAP_IMAGES_SUPPORTED: |
| val.images_supported = 1; |
| |
| ptr = &val.images_supported; |
| size = sizeof(val.images_supported); |
| break; |
| case PIPE_COMPUTE_CAP_SUBGROUP_SIZE: |
| /* best case is actually SIMD32 */ |
| val.subgroup_size = 16; |
| |
| ptr = &val.subgroup_size; |
| size = sizeof(val.subgroup_size); |
| break; |
| default: |
| ptr = NULL; |
| size = 0; |
| break; |
| } |
| |
| if (ret) |
| memcpy(ret, ptr, size); |
| |
| return size; |
| } |
| |
| static int |
| ilo_get_param(struct pipe_screen *screen, enum pipe_cap param) |
| { |
| struct ilo_screen *is = ilo_screen(screen); |
| |
| switch (param) { |
| case PIPE_CAP_NPOT_TEXTURES: |
| case PIPE_CAP_TWO_SIDED_STENCIL: |
| return true; |
| case PIPE_CAP_MAX_DUAL_SOURCE_RENDER_TARGETS: |
| return 0; /* TODO */ |
| case PIPE_CAP_ANISOTROPIC_FILTER: |
| case PIPE_CAP_POINT_SPRITE: |
| return true; |
| case PIPE_CAP_MAX_RENDER_TARGETS: |
| return ILO_MAX_DRAW_BUFFERS; |
| case PIPE_CAP_OCCLUSION_QUERY: |
| case PIPE_CAP_QUERY_TIME_ELAPSED: |
| case PIPE_CAP_TEXTURE_SHADOW_MAP: |
| case PIPE_CAP_TEXTURE_SWIZZLE: /* must be supported for shadow map */ |
| return true; |
| case PIPE_CAP_MAX_TEXTURE_2D_LEVELS: |
| /* |
| * As defined in SURFACE_STATE, we have |
| * |
| * Max WxHxD for 2D and CUBE Max WxHxD for 3D |
| * GEN6 8192x8192x512 2048x2048x2048 |
| * GEN7 16384x16384x2048 2048x2048x2048 |
| */ |
| return (ilo_dev_gen(&is->dev) >= ILO_GEN(7)) ? 15 : 14; |
| case PIPE_CAP_MAX_TEXTURE_3D_LEVELS: |
| return 12; |
| case PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS: |
| return (ilo_dev_gen(&is->dev) >= ILO_GEN(7)) ? 15 : 14; |
| case PIPE_CAP_TEXTURE_MIRROR_CLAMP: |
| return false; |
| case PIPE_CAP_BLEND_EQUATION_SEPARATE: |
| case PIPE_CAP_SM3: |
| return true; |
| case PIPE_CAP_MAX_STREAM_OUTPUT_BUFFERS: |
| if (ilo_dev_gen(&is->dev) >= ILO_GEN(7) && !is->dev.has_gen7_sol_reset) |
| return 0; |
| return ILO_MAX_SO_BUFFERS; |
| case PIPE_CAP_PRIMITIVE_RESTART: |
| return true; |
| case PIPE_CAP_INDEP_BLEND_ENABLE: |
| case PIPE_CAP_INDEP_BLEND_FUNC: |
| return true; |
| case PIPE_CAP_MAX_TEXTURE_ARRAY_LAYERS: |
| return (ilo_dev_gen(&is->dev) >= ILO_GEN(7.5)) ? 2048 : 512; |
| case PIPE_CAP_TGSI_FS_COORD_ORIGIN_UPPER_LEFT: |
| case PIPE_CAP_TGSI_FS_COORD_ORIGIN_LOWER_LEFT: |
| case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_HALF_INTEGER: |
| case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_INTEGER: |
| case PIPE_CAP_DEPTH_CLIP_DISABLE: |
| return true; |
| case PIPE_CAP_SHADER_STENCIL_EXPORT: |
| return false; |
| case PIPE_CAP_TGSI_INSTANCEID: |
| case PIPE_CAP_VERTEX_ELEMENT_INSTANCE_DIVISOR: |
| return true; |
| case PIPE_CAP_FRAGMENT_COLOR_CLAMPED: |
| return false; |
| case PIPE_CAP_MIXED_COLORBUFFER_FORMATS: |
| return true; |
| case PIPE_CAP_SEAMLESS_CUBE_MAP: |
| case PIPE_CAP_SEAMLESS_CUBE_MAP_PER_TEXTURE: |
| return true; |
| case PIPE_CAP_MIN_TEXTURE_GATHER_OFFSET: |
| case PIPE_CAP_MIN_TEXEL_OFFSET: |
| return -8; |
| case PIPE_CAP_MAX_TEXTURE_GATHER_OFFSET: |
| case PIPE_CAP_MAX_TEXEL_OFFSET: |
| return 7; |
| case PIPE_CAP_CONDITIONAL_RENDER: |
| case PIPE_CAP_TEXTURE_BARRIER: |
| return true; |
| case PIPE_CAP_MAX_STREAM_OUTPUT_SEPARATE_COMPONENTS: |
| return ILO_MAX_SO_BINDINGS / ILO_MAX_SO_BUFFERS; |
| case PIPE_CAP_MAX_STREAM_OUTPUT_INTERLEAVED_COMPONENTS: |
| return ILO_MAX_SO_BINDINGS; |
| case PIPE_CAP_STREAM_OUTPUT_PAUSE_RESUME: |
| if (ilo_dev_gen(&is->dev) >= ILO_GEN(7)) |
| return is->dev.has_gen7_sol_reset; |
| else |
| return false; /* TODO */ |
| case PIPE_CAP_TGSI_CAN_COMPACT_CONSTANTS: |
| return false; |
| case PIPE_CAP_VERTEX_COLOR_UNCLAMPED: |
| return true; |
| case PIPE_CAP_VERTEX_COLOR_CLAMPED: |
| return false; |
| case PIPE_CAP_GLSL_FEATURE_LEVEL: |
| return 140; |
| case PIPE_CAP_QUADS_FOLLOW_PROVOKING_VERTEX_CONVENTION: |
| case PIPE_CAP_USER_VERTEX_BUFFERS: |
| return false; |
| case PIPE_CAP_VERTEX_BUFFER_OFFSET_4BYTE_ALIGNED_ONLY: |
| case PIPE_CAP_VERTEX_BUFFER_STRIDE_4BYTE_ALIGNED_ONLY: |
| case PIPE_CAP_VERTEX_ELEMENT_SRC_OFFSET_4BYTE_ALIGNED_ONLY: |
| return false; |
| case PIPE_CAP_MAX_VERTEX_ATTRIB_STRIDE: |
| return 2048; |
| case PIPE_CAP_COMPUTE: |
| return false; /* TODO */ |
| case PIPE_CAP_USER_INDEX_BUFFERS: |
| case PIPE_CAP_USER_CONSTANT_BUFFERS: |
| return true; |
| case PIPE_CAP_CONSTANT_BUFFER_OFFSET_ALIGNMENT: |
| /* imposed by OWord (Dual) Block Read */ |
| return 16; |
| case PIPE_CAP_START_INSTANCE: |
| return true; |
| case PIPE_CAP_QUERY_TIMESTAMP: |
| return is->dev.has_timestamp; |
| case PIPE_CAP_TEXTURE_MULTISAMPLE: |
| return false; /* TODO */ |
| case PIPE_CAP_MIN_MAP_BUFFER_ALIGNMENT: |
| return ILO_TRANSFER_MAP_BUFFER_ALIGNMENT; |
| case PIPE_CAP_CUBE_MAP_ARRAY: |
| case PIPE_CAP_TEXTURE_BUFFER_OBJECTS: |
| return true; |
| case PIPE_CAP_BUFFER_SAMPLER_VIEW_RGBA_ONLY: |
| return 0; |
| case PIPE_CAP_TEXTURE_BUFFER_OFFSET_ALIGNMENT: |
| return 1; |
| case PIPE_CAP_TGSI_TEXCOORD: |
| return false; |
| case PIPE_CAP_PREFER_BLIT_BASED_TEXTURE_TRANSFER: |
| case PIPE_CAP_QUERY_PIPELINE_STATISTICS: |
| return true; |
| case PIPE_CAP_TEXTURE_BORDER_COLOR_QUIRK: |
| return 0; |
| case PIPE_CAP_MAX_TEXTURE_BUFFER_SIZE: |
| /* a GEN6_SURFTYPE_BUFFER can have up to 2^27 elements */ |
| return 1 << 27; |
| case PIPE_CAP_MAX_VIEWPORTS: |
| return ILO_MAX_VIEWPORTS; |
| case PIPE_CAP_ENDIANNESS: |
| return PIPE_ENDIAN_LITTLE; |
| case PIPE_CAP_MIXED_FRAMEBUFFER_SIZES: |
| return true; |
| case PIPE_CAP_TGSI_VS_LAYER_VIEWPORT: |
| case PIPE_CAP_MAX_GEOMETRY_OUTPUT_VERTICES: |
| case PIPE_CAP_MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS: |
| case PIPE_CAP_MAX_TEXTURE_GATHER_COMPONENTS: |
| case PIPE_CAP_TEXTURE_GATHER_SM5: |
| return 0; |
| case PIPE_CAP_BUFFER_MAP_PERSISTENT_COHERENT: |
| case PIPE_CAP_TEXTURE_FLOAT_LINEAR: |
| case PIPE_CAP_TEXTURE_HALF_FLOAT_LINEAR: |
| return true; |
| case PIPE_CAP_FAKE_SW_MSAA: |
| case PIPE_CAP_TEXTURE_QUERY_LOD: |
| case PIPE_CAP_SAMPLE_SHADING: |
| case PIPE_CAP_TEXTURE_GATHER_OFFSETS: |
| case PIPE_CAP_TGSI_VS_WINDOW_SPACE_POSITION: |
| case PIPE_CAP_MAX_VERTEX_STREAMS: |
| case PIPE_CAP_DRAW_INDIRECT: |
| case PIPE_CAP_MULTI_DRAW_INDIRECT: |
| case PIPE_CAP_MULTI_DRAW_INDIRECT_PARAMS: |
| case PIPE_CAP_TGSI_FS_FINE_DERIVATIVE: |
| case PIPE_CAP_CONDITIONAL_RENDER_INVERTED: |
| case PIPE_CAP_SAMPLER_VIEW_TARGET: |
| case PIPE_CAP_MULTISAMPLE_Z_RESOLVE: |
| case PIPE_CAP_RESOURCE_FROM_USER_MEMORY: |
| case PIPE_CAP_DEVICE_RESET_STATUS_QUERY: |
| case PIPE_CAP_MAX_SHADER_PATCH_VARYINGS: |
| case PIPE_CAP_DEPTH_BOUNDS_TEST: |
| case PIPE_CAP_TGSI_TXQS: |
| case PIPE_CAP_FORCE_PERSAMPLE_INTERP: |
| case PIPE_CAP_SHAREABLE_SHADERS: |
| case PIPE_CAP_COPY_BETWEEN_COMPRESSED_AND_PLAIN_FORMATS: |
| case PIPE_CAP_CLEAR_TEXTURE: |
| case PIPE_CAP_DRAW_PARAMETERS: |
| case PIPE_CAP_TGSI_PACK_HALF_FLOAT: |
| case PIPE_CAP_TGSI_FS_POSITION_IS_SYSVAL: |
| case PIPE_CAP_TGSI_FS_FACE_IS_INTEGER_SYSVAL: |
| case PIPE_CAP_SHADER_BUFFER_OFFSET_ALIGNMENT: |
| case PIPE_CAP_INVALIDATE_BUFFER: |
| case PIPE_CAP_GENERATE_MIPMAP: |
| case PIPE_CAP_STRING_MARKER: |
| case PIPE_CAP_SURFACE_REINTERPRET_BLOCKS: |
| case PIPE_CAP_QUERY_BUFFER_OBJECT: |
| case PIPE_CAP_QUERY_MEMORY_INFO: |
| case PIPE_CAP_PCI_GROUP: |
| case PIPE_CAP_PCI_BUS: |
| case PIPE_CAP_PCI_DEVICE: |
| case PIPE_CAP_PCI_FUNCTION: |
| case PIPE_CAP_FRAMEBUFFER_NO_ATTACHMENT: |
| case PIPE_CAP_ROBUST_BUFFER_ACCESS_BEHAVIOR: |
| case PIPE_CAP_CULL_DISTANCE: |
| return 0; |
| |
| case PIPE_CAP_VENDOR_ID: |
| return 0x8086; |
| case PIPE_CAP_DEVICE_ID: |
| return is->dev.devid; |
| case PIPE_CAP_ACCELERATED: |
| return true; |
| case PIPE_CAP_VIDEO_MEMORY: { |
| /* Once a batch uses more than 75% of the maximum mappable size, we |
| * assume that there's some fragmentation, and we start doing extra |
| * flushing, etc. That's the big cliff apps will care about. |
| */ |
| const uint64_t gpu_memory = is->dev.aperture_total * 3 / 4; |
| uint64_t system_memory; |
| |
| if (!os_get_total_physical_memory(&system_memory)) |
| return 0; |
| |
| return (int) (MIN2(gpu_memory, system_memory) >> 20); |
| } |
| case PIPE_CAP_UMA: |
| return true; |
| case PIPE_CAP_CLIP_HALFZ: |
| return true; |
| case PIPE_CAP_VERTEXID_NOBASE: |
| return false; |
| case PIPE_CAP_POLYGON_OFFSET_CLAMP: |
| return true; |
| |
| default: |
| return 0; |
| } |
| } |
| |
| static const char * |
| ilo_get_vendor(struct pipe_screen *screen) |
| { |
| return "LunarG, Inc."; |
| } |
| |
| static const char * |
| ilo_get_device_vendor(struct pipe_screen *screen) |
| { |
| return "Intel"; |
| } |
| |
| static const char * |
| ilo_get_name(struct pipe_screen *screen) |
| { |
| struct ilo_screen *is = ilo_screen(screen); |
| const char *chipset = NULL; |
| |
| if (gen_is_chv(is->dev.devid)) { |
| chipset = "Intel(R) Cherryview"; |
| } else if (gen_is_bdw(is->dev.devid)) { |
| /* this is likely wrong */ |
| if (gen_is_desktop(is->dev.devid)) |
| chipset = "Intel(R) Broadwell Desktop"; |
| else if (gen_is_mobile(is->dev.devid)) |
| chipset = "Intel(R) Broadwell Mobile"; |
| else if (gen_is_server(is->dev.devid)) |
| chipset = "Intel(R) Broadwell Server"; |
| } else if (gen_is_vlv(is->dev.devid)) { |
| chipset = "Intel(R) Bay Trail"; |
| } else if (gen_is_hsw(is->dev.devid)) { |
| if (gen_is_desktop(is->dev.devid)) |
| chipset = "Intel(R) Haswell Desktop"; |
| else if (gen_is_mobile(is->dev.devid)) |
| chipset = "Intel(R) Haswell Mobile"; |
| else if (gen_is_server(is->dev.devid)) |
| chipset = "Intel(R) Haswell Server"; |
| } else if (gen_is_ivb(is->dev.devid)) { |
| if (gen_is_desktop(is->dev.devid)) |
| chipset = "Intel(R) Ivybridge Desktop"; |
| else if (gen_is_mobile(is->dev.devid)) |
| chipset = "Intel(R) Ivybridge Mobile"; |
| else if (gen_is_server(is->dev.devid)) |
| chipset = "Intel(R) Ivybridge Server"; |
| } else if (gen_is_snb(is->dev.devid)) { |
| if (gen_is_desktop(is->dev.devid)) |
| chipset = "Intel(R) Sandybridge Desktop"; |
| else if (gen_is_mobile(is->dev.devid)) |
| chipset = "Intel(R) Sandybridge Mobile"; |
| else if (gen_is_server(is->dev.devid)) |
| chipset = "Intel(R) Sandybridge Server"; |
| } |
| |
| if (!chipset) |
| chipset = "Unknown Intel Chipset"; |
| |
| return chipset; |
| } |
| |
| static uint64_t |
| ilo_get_timestamp(struct pipe_screen *screen) |
| { |
| struct ilo_screen *is = ilo_screen(screen); |
| union { |
| uint64_t val; |
| uint32_t dw[2]; |
| } timestamp; |
| |
| intel_winsys_read_reg(is->dev.winsys, GEN6_REG_TIMESTAMP, ×tamp.val); |
| |
| /* |
| * From the Ivy Bridge PRM, volume 1 part 3, page 107: |
| * |
| * "Note: This timestamp register reflects the value of the PCU TSC. |
| * The PCU TSC counts 10ns increments; this timestamp reflects bits |
| * 38:3 of the TSC (i.e. 80ns granularity, rolling over every 1.5 |
| * hours)." |
| * |
| * However, it seems dw[0] is garbage and dw[1] contains the lower 32 bits |
| * of the timestamp. We will have to live with a timestamp that rolls over |
| * every ~343 seconds. |
| * |
| * See also brw_get_timestamp(). |
| */ |
| return (uint64_t) timestamp.dw[1] * 80; |
| } |
| |
| static boolean |
| ilo_is_format_supported(struct pipe_screen *screen, |
| enum pipe_format format, |
| enum pipe_texture_target target, |
| unsigned sample_count, |
| unsigned bindings) |
| { |
| struct ilo_screen *is = ilo_screen(screen); |
| const struct ilo_dev *dev = &is->dev; |
| |
| if (!util_format_is_supported(format, bindings)) |
| return false; |
| |
| /* no MSAA support yet */ |
| if (sample_count > 1) |
| return false; |
| |
| if ((bindings & PIPE_BIND_DEPTH_STENCIL) && |
| !ilo_format_support_zs(dev, format)) |
| return false; |
| |
| if ((bindings & PIPE_BIND_RENDER_TARGET) && |
| !ilo_format_support_rt(dev, format)) |
| return false; |
| |
| if ((bindings & PIPE_BIND_SAMPLER_VIEW) && |
| !ilo_format_support_sampler(dev, format)) |
| return false; |
| |
| if ((bindings & PIPE_BIND_VERTEX_BUFFER) && |
| !ilo_format_support_vb(dev, format)) |
| return false; |
| |
| return true; |
| } |
| |
| static boolean |
| ilo_is_video_format_supported(struct pipe_screen *screen, |
| enum pipe_format format, |
| enum pipe_video_profile profile, |
| enum pipe_video_entrypoint entrypoint) |
| { |
| return vl_video_buffer_is_format_supported(screen, format, profile, entrypoint); |
| } |
| |
| static void |
| ilo_screen_fence_reference(struct pipe_screen *screen, |
| struct pipe_fence_handle **ptr, |
| struct pipe_fence_handle *fence) |
| { |
| struct pipe_fence_handle *old; |
| |
| if (likely(ptr)) { |
| old = *ptr; |
| *ptr = fence; |
| } else { |
| old = NULL; |
| } |
| |
| STATIC_ASSERT(&((struct pipe_fence_handle *) NULL)->reference == NULL); |
| if (pipe_reference(&old->reference, &fence->reference)) { |
| intel_bo_unref(old->seqno_bo); |
| FREE(old); |
| } |
| } |
| |
| static boolean |
| ilo_screen_fence_finish(struct pipe_screen *screen, |
| struct pipe_fence_handle *fence, |
| uint64_t timeout) |
| { |
| const int64_t wait_timeout = (timeout > INT64_MAX) ? -1 : timeout; |
| bool signaled; |
| |
| signaled = (!fence->seqno_bo || |
| intel_bo_wait(fence->seqno_bo, wait_timeout) == 0); |
| |
| /* XXX not thread safe */ |
| if (signaled && fence->seqno_bo) { |
| intel_bo_unref(fence->seqno_bo); |
| fence->seqno_bo = NULL; |
| } |
| |
| return signaled; |
| } |
| |
| /** |
| * Create a fence for \p bo. When \p bo is not NULL, it must be submitted |
| * before waited on or checked. |
| */ |
| struct pipe_fence_handle * |
| ilo_screen_fence_create(struct pipe_screen *screen, struct intel_bo *bo) |
| { |
| struct pipe_fence_handle *fence; |
| |
| fence = CALLOC_STRUCT(pipe_fence_handle); |
| if (!fence) |
| return NULL; |
| |
| pipe_reference_init(&fence->reference, 1); |
| |
| fence->seqno_bo = intel_bo_ref(bo); |
| |
| return fence; |
| } |
| |
| static void |
| ilo_screen_destroy(struct pipe_screen *screen) |
| { |
| struct ilo_screen *is = ilo_screen(screen); |
| |
| intel_winsys_destroy(is->dev.winsys); |
| |
| FREE(is); |
| } |
| |
| struct pipe_screen * |
| ilo_screen_create(struct intel_winsys *ws) |
| { |
| struct ilo_screen *is; |
| |
| ilo_debug_init("ILO_DEBUG"); |
| |
| is = CALLOC_STRUCT(ilo_screen); |
| if (!is) |
| return NULL; |
| |
| if (!ilo_dev_init(&is->dev, ws)) { |
| FREE(is); |
| return NULL; |
| } |
| |
| util_format_s3tc_init(); |
| |
| is->base.destroy = ilo_screen_destroy; |
| is->base.get_name = ilo_get_name; |
| is->base.get_vendor = ilo_get_vendor; |
| is->base.get_device_vendor = ilo_get_device_vendor; |
| is->base.get_param = ilo_get_param; |
| is->base.get_paramf = ilo_get_paramf; |
| is->base.get_shader_param = ilo_get_shader_param; |
| is->base.get_video_param = ilo_get_video_param; |
| is->base.get_compute_param = ilo_get_compute_param; |
| |
| is->base.get_timestamp = ilo_get_timestamp; |
| |
| is->base.is_format_supported = ilo_is_format_supported; |
| is->base.is_video_format_supported = ilo_is_video_format_supported; |
| |
| is->base.flush_frontbuffer = NULL; |
| |
| is->base.fence_reference = ilo_screen_fence_reference; |
| is->base.fence_finish = ilo_screen_fence_finish; |
| |
| is->base.get_driver_query_info = NULL; |
| |
| ilo_init_context_functions(is); |
| ilo_init_resource_functions(is); |
| |
| return &is->base; |
| } |