diff --git a/src/gallium/drivers/llvmpipe/lp_screen.c b/src/gallium/drivers/llvmpipe/lp_screen.c index 6a7a9c5417d..ae4cc60a9ae 100644 --- a/src/gallium/drivers/llvmpipe/lp_screen.c +++ b/src/gallium/drivers/llvmpipe/lp_screen.c @@ -598,6 +598,214 @@ llvmpipe_get_compute_param(struct pipe_screen *_screen, } +static void +llvmpipe_init_screen_caps(struct pipe_screen *screen) +{ + struct pipe_caps *caps = (struct pipe_caps *)&screen->caps; + + u_init_pipe_screen_caps(screen, 0); + +#ifdef HAVE_LIBDRM + struct llvmpipe_screen *lscreen = llvmpipe_screen(screen); +#endif + +#ifdef HAVE_LIBDRM + if (lscreen->winsys->get_fd) + caps->dmabuf = DRM_PRIME_CAP_IMPORT | DRM_PRIME_CAP_EXPORT; +#ifdef HAVE_LINUX_UDMABUF_H + else if (lscreen->udmabuf_fd != -1) + caps->dmabuf = DRM_PRIME_CAP_IMPORT | DRM_PRIME_CAP_EXPORT; + else + caps->dmabuf = DRM_PRIME_CAP_IMPORT; +#endif +#else + caps->dmabuf = 0; +#endif + +#if defined(HAVE_LIBDRM) && defined(HAVE_LINUX_UDMABUF_H) + caps->native_fence_fd = lscreen->dummy_sync_fd != -1; +#endif + caps->npot_textures = true; + caps->mixed_framebuffer_sizes = true; + caps->mixed_color_depth_bits = true; + caps->anisotropic_filter = true; + caps->fragment_shader_texture_lod = true; + caps->fragment_shader_derivatives = true; + caps->multiview = 2; + caps->max_dual_source_render_targets = 1; + caps->max_stream_output_buffers = PIPE_MAX_SO_BUFFERS; + caps->max_render_targets = PIPE_MAX_COLOR_BUFS; + caps->occlusion_query = true; + caps->query_timestamp = true; + caps->timer_resolution = true; + caps->query_time_elapsed = true; + caps->query_pipeline_statistics = true; + caps->texture_mirror_clamp = true; + caps->texture_mirror_clamp_to_edge = true; + caps->texture_swizzle = true; + caps->texture_shadow_lod = true; + caps->max_texture_2d_size = 1 << (LP_MAX_TEXTURE_2D_LEVELS - 1); + caps->max_texture_3d_levels = LP_MAX_TEXTURE_3D_LEVELS; + caps->max_texture_cube_levels = LP_MAX_TEXTURE_CUBE_LEVELS; + caps->max_texture_array_layers = LP_MAX_TEXTURE_ARRAY_LAYERS; + caps->blend_equation_separate = true; + caps->indep_blend_enable = true; + caps->indep_blend_func = true; + caps->fs_coord_origin_upper_left = true; + caps->fs_coord_pixel_center_integer = true; + caps->fs_coord_pixel_center_half_integer = true; + caps->primitive_restart = true; + caps->primitive_restart_fixed_index = true; + caps->depth_clip_disable = true; + caps->depth_clamp_enable = true; + caps->shader_stencil_export = true; + caps->vs_instanceid = true; + caps->vertex_element_instance_divisor = true; + caps->start_instance = true; + caps->seamless_cube_map = true; + caps->seamless_cube_map_per_texture = true; + /* this is a lie could support arbitrary large offsets */ + caps->min_texture_gather_offset = + caps->min_texel_offset = -32; + caps->max_texture_gather_offset = + caps->max_texel_offset = 31; + caps->conditional_render = true; + caps->texture_barrier = true; + caps->max_stream_output_separate_components = + caps->max_stream_output_interleaved_components = 16*4; + caps->max_geometry_output_vertices = + caps->max_geometry_total_output_components = 1024; + caps->max_vertex_streams = 4; + caps->max_vertex_attrib_stride = 2048; + caps->stream_output_pause_resume = true; + caps->stream_output_interleave_buffers = true; + caps->vertex_color_unclamped = true; + caps->vertex_color_clamped = true; + caps->glsl_feature_level_compatibility = + caps->glsl_feature_level = 450; + caps->compute = GALLIVM_COROUTINES; + caps->user_vertex_buffers = true; + caps->tgsi_texcoord = true; + caps->draw_indirect = true; + + caps->cube_map_array = true; + caps->constant_buffer_offset_alignment = 16; + caps->min_map_buffer_alignment = 64; + caps->texture_buffer_objects = true; + caps->linear_image_pitch_alignment = 1; + caps->linear_image_base_address_alignment = 1; + /* Adressing that many 64bpp texels fits in an i32 so this is a reasonable value */ + caps->max_texel_buffer_elements_uint = LP_MAX_TEXEL_BUFFER_ELEMENTS; + caps->texture_buffer_offset_alignment = 16; + caps->texture_transfer_modes = 0; + caps->max_viewports = PIPE_MAX_VIEWPORTS; + caps->endianness = PIPE_ENDIAN_NATIVE; + caps->tes_layer_viewport = true; + caps->vs_layer_viewport = true; + caps->max_texture_gather_components = 4; + caps->vs_window_space_position = true; + caps->fs_fine_derivative = true; + caps->tgsi_tex_txf_lz = true; + caps->sampler_view_target = true; + caps->fake_sw_msaa = false; + caps->texture_query_lod = true; + caps->conditional_render_inverted = true; + caps->shader_array_components = true; + caps->doubles = true; + caps->int64 = true; + caps->query_so_overflow = true; + caps->tgsi_div = true; + caps->vendor_id = 0xFFFFFFFF; + caps->device_id = 0xFFFFFFFF; + + /* XXX: Do we want to return the full amount fo system memory ? */ + uint64_t system_memory; + if (os_get_total_physical_memory(&system_memory)) { + if (sizeof(void *) == 4) + /* Cap to 2 GB on 32 bits system. We do this because llvmpipe does + * eat application memory, which is quite limited on 32 bits. App + * shouldn't expect too much available memory. */ + system_memory = MIN2(system_memory, 2048 << 20); + + caps->video_memory = system_memory >> 20; + } else { + caps->video_memory = 0; + } + + caps->uma = true; + caps->query_memory_info = true; + caps->clip_halfz = true; + caps->polygon_offset_clamp = true; + caps->texture_float_linear = true; + caps->texture_half_float_linear = true; + caps->cull_distance = true; + caps->copy_between_compressed_and_plain_formats = true; + caps->max_varyings = 32; + caps->shader_buffer_offset_alignment = 16; + caps->query_buffer_object = true; + caps->draw_parameters = true; + caps->fbfetch = 8; + caps->fbfetch_coherent = true; + caps->fbfetch_zs = true; + caps->multi_draw_indirect = true; + caps->multi_draw_indirect_params = true; + caps->device_reset_status_query = true; + caps->robust_buffer_access_behavior = true; + caps->max_shader_patch_varyings = 32; + caps->rasterizer_subpixel_bits = 8; + caps->pci_group = + caps->pci_bus = + caps->pci_device = + caps->pci_function = 0; + caps->allow_mapped_buffers_during_execution = false; + + /* Can't expose shareable shaders because the draw shaders reference the + * draw module's state, which is per-context. + */ + caps->shareable_shaders = false; + caps->max_gs_invocations = 32; + caps->max_shader_buffer_size_uint = LP_MAX_TGSI_SHADER_BUFFER_SIZE; + caps->framebuffer_no_attachment = true; + caps->tgsi_tg4_component_in_swizzle = true; + caps->fs_face_is_integer_sysval = true; + caps->resource_from_user_memory = true; + caps->image_store_formatted = true; + caps->image_load_formatted = true; +#ifdef PIPE_MEMORY_FD + caps->memobj = true; +#endif + caps->sampler_reduction_minmax = true; + caps->texture_query_samples = true; + caps->shader_group_vote = true; + caps->shader_ballot = true; + caps->image_atomic_float_add = true; + caps->load_constbuf = true; + caps->texture_multisample = true; + caps->sample_shading = true; + caps->gl_spirv = true; + caps->post_depth_coverage = true; + caps->shader_clock = true; + caps->packed_uniforms = true; + caps->system_svm = true; + caps->atomic_float_minmax = LLVM_VERSION_MAJOR >= 15; + caps->nir_images_as_deref = false; + caps->alpha_to_coverage_dither_control = true; + + caps->min_line_width = + caps->min_line_width_aa = + caps->min_point_size = + caps->min_point_size_aa = 1.0; + caps->point_size_granularity = + caps->line_width_granularity = 0.1; + caps->max_line_width = + caps->max_line_width_aa = 255.0; /* arbitrary */ + caps->max_point_size = + caps->max_point_size_aa = LP_MAX_POINT_WIDTH; /* arbitrary */ + caps->max_texture_anisotropy = 16.0; /* not actually signficant at this time */ + caps->max_texture_lod_bias = 16.0; /* arbitrary */ +} + + static void llvmpipe_get_driver_uuid(struct pipe_screen *pscreen, char *uuid) { @@ -1204,6 +1412,8 @@ llvmpipe_create_screen(struct sw_winsys *winsys) screen->fd_mem_alloc = os_create_anonymous_file(0, "allocation fd"); #endif + llvmpipe_init_screen_caps(&screen->base); + snprintf(screen->renderer_string, sizeof(screen->renderer_string), "llvmpipe (LLVM " MESA_LLVM_VERSION_STRING ", %u bits)", lp_build_init_native_width() );