diff --git a/src/gallium/drivers/etnaviv/etnaviv_screen.c b/src/gallium/drivers/etnaviv/etnaviv_screen.c index 2261d91a935..04524fdb468 100644 --- a/src/gallium/drivers/etnaviv/etnaviv_screen.c +++ b/src/gallium/drivers/etnaviv/etnaviv_screen.c @@ -462,6 +462,159 @@ etna_screen_get_shader_param(struct pipe_screen *pscreen, return 0; } +static void +etna_init_screen_caps(struct etna_screen *screen) +{ + struct pipe_caps *caps = (struct pipe_caps *)&screen->base.caps; + + u_init_pipe_screen_caps(&screen->base, 1); + + /* Supported features (boolean caps). */ + caps->blend_equation_separate = true; + caps->fs_coord_origin_upper_left = true; + caps->fs_coord_pixel_center_half_integer = true; + caps->fragment_shader_texture_lod = true; + caps->fragment_shader_derivatives = true; + caps->texture_barrier = true; + caps->quads_follow_provoking_vertex_convention = true; + caps->tgsi_texcoord = true; + caps->vertex_color_unclamped = true; + caps->mixed_color_depth_bits = true; + caps->mixed_framebuffer_sizes = true; + caps->string_marker = true; + caps->frontend_noop = true; + caps->framebuffer_no_attachment = true; + caps->vertex_input_alignment = PIPE_VERTEX_INPUT_ALIGNMENT_4BYTE; + caps->native_fence_fd = screen->drm_version >= ETNA_DRM_VERSION_FENCE_FD; + caps->fs_position_is_sysval = true; + caps->fs_face_is_integer_sysval = true; /* note: not integer */ + caps->fs_point_is_sysval = false; + + /* Memory */ + caps->constant_buffer_offset_alignment = 256; + caps->min_map_buffer_alignment = 4096; + + caps->npot_textures = true; /* VIV_FEATURE(priv->dev, chipMinorFeatures1, NON_POWER_OF_TWO); */ + + caps->anisotropic_filter = + caps->texture_swizzle = + caps->primitive_restart = + caps->primitive_restart_fixed_index = VIV_FEATURE(screen, ETNA_FEATURE_HALTI0); + + caps->alpha_test = !VIV_FEATURE(screen, ETNA_FEATURE_PE_NO_ALPHA_TEST); + + caps->draw_indirect = VIV_FEATURE(screen, ETNA_FEATURE_HALTI5); + + /* Unsupported features. */ + caps->texture_buffer_offset_alignment = false; + caps->texrect = false; + + /* Stream output. */ + caps->max_stream_output_buffers = DBG_ENABLED(ETNA_DBG_DEQP) ? 4 : 0; + caps->max_stream_output_separate_components = 0; + caps->max_stream_output_interleaved_components = 0; + + caps->max_vertex_attrib_stride = 128; + caps->max_vertex_element_src_offset = 255; + caps->max_vertex_buffers = screen->info->gpu.stream_count; + caps->vs_instanceid = + caps->vertex_element_instance_divisor = VIV_FEATURE(screen, ETNA_FEATURE_HALTI2); + + + /* Texturing. */ + caps->texture_half_float_linear = VIV_FEATURE(screen, ETNA_FEATURE_HALF_FLOAT); + caps->texture_shadow_map = true; + caps->max_texture_2d_size = screen->specs.max_texture_size; + caps->max_texture_array_layers = + screen->info->halti >= 0 ? screen->specs.max_texture_size : 0; /* TODO: verify */ + unsigned log2_max_tex_size = util_last_bit(screen->specs.max_texture_size); + assert(log2_max_tex_size > 0); + caps->max_texture_3d_levels = screen->info->halti < 0 ? 0 : log2_max_tex_size; + caps->max_texture_cube_levels = log2_max_tex_size; + + caps->min_texture_gather_offset = + caps->min_texel_offset = -8; + caps->max_texture_gather_offset = + caps->max_texel_offset = 7; + caps->seamless_cube_map_per_texture = screen->specs.seamless_cube_map; + + /* Render targets. */ + caps->max_render_targets = VIV_FEATURE(screen, ETNA_FEATURE_HALTI2) ? + /* If the GPU supports float formats we need to reserve half of + * the available render targets for emulation proposes. + */ + screen->specs.num_rts / 2 : + screen->specs.num_rts; + caps->indep_blend_enable = + caps->indep_blend_func = screen->info->halti >= 5; + + /* Queries. */ + caps->occlusion_query = + caps->conditional_render = + caps->conditional_render_inverted = VIV_FEATURE(screen, ETNA_FEATURE_HALTI0); + + /* Preferences */ + caps->texture_transfer_modes = 0; + /* etnaviv is being run on systems as small as 256MB total RAM so + * we need to provide a sane value for such a device. Limit the + * memory budget to min(~3% of pyhiscal memory, 64MB). + * + * a simple divison by 32 provides the numbers we want. + * 256MB / 32 = 8MB + * 2048MB / 32 = 64MB + */ + uint64_t system_memory; + if (!os_get_total_physical_memory(&system_memory)) + system_memory = (uint64_t)4096 << 20; + caps->max_texture_upload_memory_budget = MIN2(system_memory / 32, 64 * 1024 * 1024); + + caps->max_varyings = screen->specs.max_varyings; + + /* Generate the bitmask of supported draw primitives. */ + uint32_t modes = 1 << MESA_PRIM_POINTS | + 1 << MESA_PRIM_LINES | + 1 << MESA_PRIM_LINE_STRIP | + 1 << MESA_PRIM_TRIANGLES | + 1 << MESA_PRIM_TRIANGLE_FAN; + + /* TODO: The bug relates only to indexed draws, but here we signal + * that there is no support for triangle strips at all. This should + * be refined. + */ + if (VIV_FEATURE(screen, ETNA_FEATURE_BUG_FIXES8)) + modes |= 1 << MESA_PRIM_TRIANGLE_STRIP; + + if (VIV_FEATURE(screen, ETNA_FEATURE_LINE_LOOP)) + modes |= 1 << MESA_PRIM_LINE_LOOP; + + caps->supported_prim_modes = + caps->supported_prim_modes_with_restart = modes; + + caps->pci_group = + caps->pci_bus = + caps->pci_device = + caps->pci_function = 0; + caps->video_memory = 0; + caps->uma = true; + caps->graphics = !VIV_FEATURE(screen, ETNA_FEATURE_COMPUTE_ONLY); + + caps->min_line_width = + caps->min_line_width_aa = + caps->min_point_size = + caps->min_point_size_aa = 1; + + caps->point_size_granularity = + caps->line_width_granularity = 0.1; + + caps->max_line_width = + caps->max_line_width_aa = + caps->max_point_size = + caps->max_point_size_aa = 8192.0f; + + caps->max_texture_anisotropy = 16.0f; + caps->max_texture_lod_bias = util_last_bit(screen->specs.max_texture_size); +} + static bool gpu_supports_texture_target(struct etna_screen *screen, enum pipe_texture_target target) @@ -1158,6 +1311,8 @@ etna_screen_create(struct etna_device *dev, struct etna_gpu *gpu, etna_query_screen_init(pscreen); etna_resource_screen_init(pscreen); + etna_init_screen_caps(screen); + util_dynarray_init(&screen->supported_pm_queries, NULL); slab_create_parent(&screen->transfer_pool, sizeof(struct etna_transfer), 16);