/* * Copyright © 2014 Broadcom * Copyright (C) 2012 Rob Clark * * 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 (including the next * paragraph) 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. */ #include #include "pipe/p_defines.h" #include "pipe/p_screen.h" #include "pipe/p_state.h" #include "util/u_debug.h" #include "util/u_memory.h" #include "util/u_format.h" #include "vc4_screen.h" #include "vc4_context.h" #include "vc4_resource.h" static const struct debug_named_value debug_options[] = { { "cl", VC4_DEBUG_CL, "Dump command list during creation" }, { "qpu", VC4_DEBUG_QPU, "Dump generated QPU instructions" }, { "qir", VC4_DEBUG_QIR, "Dump QPU IR during program compile" }, { "tgsi", VC4_DEBUG_TGSI, "Dump TGSI during program compile" }, { "shaderdb", VC4_DEBUG_SHADERDB, "Dump program compile information for shader-db analysis" }, { "perf", VC4_DEBUG_PERF, "Print during performance-related events" }, { "norast", VC4_DEBUG_NORAST, "Skip actual hardware execution of commands" }, }; DEBUG_GET_ONCE_FLAGS_OPTION(vc4_debug, "VC4_DEBUG", debug_options, 0) uint32_t vc4_debug; static const char * vc4_screen_get_name(struct pipe_screen *pscreen) { return "VC4"; } static const char * vc4_screen_get_vendor(struct pipe_screen *pscreen) { return "Broadcom"; } static void vc4_screen_destroy(struct pipe_screen *pscreen) { free(pscreen); } static int vc4_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param) { switch (param) { /* Supported features (boolean caps). */ case PIPE_CAP_VERTEX_COLOR_UNCLAMPED: case PIPE_CAP_BUFFER_MAP_PERSISTENT_COHERENT: case PIPE_CAP_NPOT_TEXTURES: case PIPE_CAP_USER_CONSTANT_BUFFERS: case PIPE_CAP_TEXTURE_SHADOW_MAP: case PIPE_CAP_BLEND_EQUATION_SEPARATE: case PIPE_CAP_TWO_SIDED_STENCIL: return 1; /* lying for GL 2.0 */ case PIPE_CAP_OCCLUSION_QUERY: case PIPE_CAP_POINT_SPRITE: return 1; case PIPE_CAP_CONSTANT_BUFFER_OFFSET_ALIGNMENT: return 256; case PIPE_CAP_GLSL_FEATURE_LEVEL: return 120; case PIPE_CAP_MAX_VIEWPORTS: return 1; case PIPE_CAP_TGSI_FS_COORD_ORIGIN_UPPER_LEFT: case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_HALF_INTEGER: return 1; /* Unsupported features. */ case PIPE_CAP_MIXED_FRAMEBUFFER_SIZES: case PIPE_CAP_ANISOTROPIC_FILTER: case PIPE_CAP_TEXTURE_BUFFER_OBJECTS: case PIPE_CAP_CUBE_MAP_ARRAY: case PIPE_CAP_TEXTURE_MIRROR_CLAMP: case PIPE_CAP_TEXTURE_SWIZZLE: case PIPE_CAP_VERTEX_ELEMENT_INSTANCE_DIVISOR: case PIPE_CAP_MIXED_COLORBUFFER_FORMATS: case PIPE_CAP_SEAMLESS_CUBE_MAP: case PIPE_CAP_QUADS_FOLLOW_PROVOKING_VERTEX_CONVENTION: case PIPE_CAP_TGSI_INSTANCEID: 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: case PIPE_CAP_COMPUTE: case PIPE_CAP_START_INSTANCE: case PIPE_CAP_MAX_DUAL_SOURCE_RENDER_TARGETS: case PIPE_CAP_SHADER_STENCIL_EXPORT: case PIPE_CAP_TGSI_TEXCOORD: case PIPE_CAP_PREFER_BLIT_BASED_TEXTURE_TRANSFER: case PIPE_CAP_CONDITIONAL_RENDER: case PIPE_CAP_PRIMITIVE_RESTART: case PIPE_CAP_TEXTURE_MULTISAMPLE: case PIPE_CAP_TEXTURE_BARRIER: case PIPE_CAP_SM3: case PIPE_CAP_INDEP_BLEND_ENABLE: case PIPE_CAP_INDEP_BLEND_FUNC: case PIPE_CAP_DEPTH_CLIP_DISABLE: case PIPE_CAP_SEAMLESS_CUBE_MAP_PER_TEXTURE: case PIPE_CAP_TGSI_FS_COORD_ORIGIN_LOWER_LEFT: case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_INTEGER: case PIPE_CAP_TGSI_CAN_COMPACT_CONSTANTS: case PIPE_CAP_FRAGMENT_COLOR_CLAMPED: case PIPE_CAP_VERTEX_COLOR_CLAMPED: case PIPE_CAP_USER_VERTEX_BUFFERS: case PIPE_CAP_USER_INDEX_BUFFERS: case PIPE_CAP_QUERY_PIPELINE_STATISTICS: case PIPE_CAP_TEXTURE_BORDER_COLOR_QUIRK: case PIPE_CAP_TGSI_VS_LAYER_VIEWPORT: case PIPE_CAP_MAX_TEXTURE_GATHER_COMPONENTS: case PIPE_CAP_TEXTURE_GATHER_SM5: 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_MAX_TEXTURE_GATHER_OFFSET: case PIPE_CAP_TGSI_VS_WINDOW_SPACE_POSITION: case PIPE_CAP_MAX_TEXEL_OFFSET: case PIPE_CAP_MAX_VERTEX_STREAMS: case PIPE_CAP_DRAW_INDIRECT: return 0; /* Stream output. */ case PIPE_CAP_MAX_STREAM_OUTPUT_BUFFERS: case PIPE_CAP_STREAM_OUTPUT_PAUSE_RESUME: case PIPE_CAP_MAX_STREAM_OUTPUT_SEPARATE_COMPONENTS: case PIPE_CAP_MAX_STREAM_OUTPUT_INTERLEAVED_COMPONENTS: return 0; /* Geometry shader output, unsupported. */ case PIPE_CAP_MAX_GEOMETRY_OUTPUT_VERTICES: case PIPE_CAP_MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS: return 0; /* Texturing. */ case PIPE_CAP_MAX_TEXTURE_2D_LEVELS: case PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS: return VC4_MAX_MIP_LEVELS; case PIPE_CAP_MAX_TEXTURE_3D_LEVELS: return 1; case PIPE_CAP_MAX_TEXTURE_ARRAY_LAYERS: return 0; /* Render targets. */ case PIPE_CAP_MAX_RENDER_TARGETS: return 1; /* Queries. */ case PIPE_CAP_QUERY_TIME_ELAPSED: case PIPE_CAP_QUERY_TIMESTAMP: return 0; case PIPE_CAP_MIN_TEXTURE_GATHER_OFFSET: case PIPE_CAP_MIN_TEXEL_OFFSET: return 0; case PIPE_CAP_ENDIANNESS: return PIPE_ENDIAN_LITTLE; case PIPE_CAP_MIN_MAP_BUFFER_ALIGNMENT: return 64; default: fprintf(stderr, "unknown param %d\n", param); return 0; } } static float vc4_screen_get_paramf(struct pipe_screen *pscreen, enum pipe_capf param) { switch (param) { case PIPE_CAPF_MAX_LINE_WIDTH: case PIPE_CAPF_MAX_LINE_WIDTH_AA: case PIPE_CAPF_MAX_POINT_WIDTH: case PIPE_CAPF_MAX_POINT_WIDTH_AA: return 8192.0f; case PIPE_CAPF_MAX_TEXTURE_ANISOTROPY: return 0.0f; case PIPE_CAPF_MAX_TEXTURE_LOD_BIAS: return 0.0f; case PIPE_CAPF_GUARD_BAND_LEFT: case PIPE_CAPF_GUARD_BAND_TOP: case PIPE_CAPF_GUARD_BAND_RIGHT: case PIPE_CAPF_GUARD_BAND_BOTTOM: return 0.0f; default: fprintf(stderr, "unknown paramf %d\n", param); return 0; } } static int vc4_screen_get_shader_param(struct pipe_screen *pscreen, unsigned shader, enum pipe_shader_cap param) { if (shader != PIPE_SHADER_VERTEX && shader != PIPE_SHADER_FRAGMENT) { return 0; } /* this is probably not totally correct.. but it's a start: */ switch (param) { case PIPE_SHADER_CAP_MAX_INSTRUCTIONS: case PIPE_SHADER_CAP_MAX_ALU_INSTRUCTIONS: case PIPE_SHADER_CAP_MAX_TEX_INSTRUCTIONS: case PIPE_SHADER_CAP_MAX_TEX_INDIRECTIONS: return 16384; case PIPE_SHADER_CAP_MAX_CONTROL_FLOW_DEPTH: return 0; case PIPE_SHADER_CAP_MAX_INPUTS: return 16; case PIPE_SHADER_CAP_MAX_TEMPS: return 64; /* Max native temporaries. */ case PIPE_SHADER_CAP_MAX_CONST_BUFFER_SIZE: return 64 * sizeof(float[4]); case PIPE_SHADER_CAP_MAX_CONST_BUFFERS: return 1; case PIPE_SHADER_CAP_MAX_PREDS: return 0; /* nothing uses this */ case PIPE_SHADER_CAP_TGSI_CONT_SUPPORTED: return 0; case PIPE_SHADER_CAP_INDIRECT_INPUT_ADDR: case PIPE_SHADER_CAP_INDIRECT_OUTPUT_ADDR: case PIPE_SHADER_CAP_INDIRECT_TEMP_ADDR: case PIPE_SHADER_CAP_INDIRECT_CONST_ADDR: return 0; case PIPE_SHADER_CAP_SUBROUTINES: return 0; case PIPE_SHADER_CAP_TGSI_SQRT_SUPPORTED: return 0; case PIPE_SHADER_CAP_INTEGERS: case PIPE_SHADER_CAP_DOUBLES: return 0; case PIPE_SHADER_CAP_MAX_TEXTURE_SAMPLERS: case PIPE_SHADER_CAP_MAX_SAMPLER_VIEWS: return 16; case PIPE_SHADER_CAP_PREFERRED_IR: return PIPE_SHADER_IR_TGSI; default: fprintf(stderr, "unknown shader param %d\n", param); return 0; } return 0; } uint8_t vc4_get_texture_format(enum pipe_format format) { switch (format) { case PIPE_FORMAT_B8G8R8A8_UNORM: return 0; case PIPE_FORMAT_B8G8R8X8_UNORM: return 1; case PIPE_FORMAT_R8G8B8A8_UNORM: return 0; case PIPE_FORMAT_R8G8B8X8_UNORM: return 1; case PIPE_FORMAT_A8R8G8B8_UNORM: return 0; case PIPE_FORMAT_X8R8G8B8_UNORM: return 1; case PIPE_FORMAT_A8B8G8R8_UNORM: return 0; case PIPE_FORMAT_X8B8G8R8_UNORM: return 1; /* case PIPE_FORMAT_R4G4B4A4_UNORM: return 2; case PIPE_FORMAT_R5G5B5A1_UNORM: return 3; case PIPE_FORMAT_R5G6B5_UNORM: return 4; */ case PIPE_FORMAT_L8_UNORM: return 5; case PIPE_FORMAT_A8_UNORM: return 6; case PIPE_FORMAT_L8A8_UNORM: return 7; /* XXX: ETC1 and more*/ default: return ~0; } } static boolean vc4_screen_is_format_supported(struct pipe_screen *pscreen, enum pipe_format format, enum pipe_texture_target target, unsigned sample_count, unsigned usage) { unsigned retval = 0; if ((target >= PIPE_MAX_TEXTURE_TYPES) || (sample_count > 1) || !util_format_is_supported(format, usage)) { return FALSE; } if (usage & PIPE_BIND_VERTEX_BUFFER) retval |= PIPE_BIND_VERTEX_BUFFER; /* XXX */ if ((usage & PIPE_BIND_RENDER_TARGET) && (format == PIPE_FORMAT_B8G8R8A8_UNORM || format == PIPE_FORMAT_B8G8R8X8_UNORM || /* XXX: really? */ format == PIPE_FORMAT_R8G8B8A8_UNORM || format == PIPE_FORMAT_R8G8B8X8_UNORM || /* XXX: really? */ format == PIPE_FORMAT_A8B8G8R8_UNORM || format == PIPE_FORMAT_X8B8G8R8_UNORM || /* XXX: really? */ format == PIPE_FORMAT_A8R8G8B8_UNORM || format == PIPE_FORMAT_X8R8G8B8_UNORM || /* XXX: really? */ format == PIPE_FORMAT_R16G16B16A16_FLOAT)) { retval |= PIPE_BIND_RENDER_TARGET; } if ((usage & PIPE_BIND_SAMPLER_VIEW) && (vc4_get_texture_format(format) != ~0)) { retval |= usage & (PIPE_BIND_SAMPLER_VIEW | PIPE_BIND_VERTEX_BUFFER); } if ((usage & PIPE_BIND_DEPTH_STENCIL) && (format == PIPE_FORMAT_Z24_UNORM_S8_UINT || format == PIPE_FORMAT_Z24X8_UNORM)) { retval |= PIPE_BIND_DEPTH_STENCIL; } if ((usage & PIPE_BIND_INDEX_BUFFER) && (format == PIPE_FORMAT_I8_UINT || format == PIPE_FORMAT_I16_UINT)) { retval |= PIPE_BIND_INDEX_BUFFER; } if (usage & PIPE_BIND_TRANSFER_READ) retval |= PIPE_BIND_TRANSFER_READ; if (usage & PIPE_BIND_TRANSFER_WRITE) retval |= PIPE_BIND_TRANSFER_WRITE; return retval == usage; } struct pipe_screen * vc4_screen_create(int fd) { struct vc4_screen *screen = CALLOC_STRUCT(vc4_screen); struct pipe_screen *pscreen; pscreen = &screen->base; pscreen->destroy = vc4_screen_destroy; pscreen->get_param = vc4_screen_get_param; pscreen->get_paramf = vc4_screen_get_paramf; pscreen->get_shader_param = vc4_screen_get_shader_param; pscreen->context_create = vc4_context_create; pscreen->is_format_supported = vc4_screen_is_format_supported; screen->fd = fd; vc4_debug = debug_get_option_vc4_debug(); if (vc4_debug & VC4_DEBUG_SHADERDB) vc4_debug |= VC4_DEBUG_NORAST; #if USE_VC4_SIMULATOR vc4_simulator_init(screen); #endif vc4_resource_screen_init(pscreen); pscreen->get_name = vc4_screen_get_name; pscreen->get_vendor = vc4_screen_get_vendor; return pscreen; } boolean vc4_screen_bo_get_handle(struct pipe_screen *pscreen, struct vc4_bo *bo, unsigned stride, struct winsys_handle *whandle) { whandle->stride = stride; switch (whandle->type) { case DRM_API_HANDLE_TYPE_SHARED: return vc4_bo_flink(bo, &whandle->handle); case DRM_API_HANDLE_TYPE_KMS: whandle->handle = bo->handle; return TRUE; } return FALSE; } struct vc4_bo * vc4_screen_bo_from_handle(struct pipe_screen *pscreen, struct winsys_handle *whandle, unsigned *out_stride) { struct vc4_screen *screen = vc4_screen(pscreen); struct vc4_bo *bo; if (whandle->type != DRM_API_HANDLE_TYPE_SHARED) { fprintf(stderr, "Attempt to import unsupported handle type %d\n", whandle->type); return NULL; } bo = vc4_bo_open_name(screen, whandle->handle, whandle->stride); if (!bo) { fprintf(stderr, "Open name %d failed\n", whandle->handle); return NULL; } *out_stride = whandle->stride; return bo; }