| /* |
| * Copyright © 2014-2017 Broadcom |
| * Copyright (C) 2012 Rob Clark <robclark@freedesktop.org> |
| * |
| * 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 <sys/sysinfo.h> |
| |
| #include "common/v3d_device_info.h" |
| #include "common/v3d_limits.h" |
| #include "util/os_misc.h" |
| #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/format/u_format.h" |
| #include "util/u_hash_table.h" |
| #include "util/u_screen.h" |
| #include "util/u_transfer_helper.h" |
| #include "util/ralloc.h" |
| #include "util/xmlconfig.h" |
| |
| #include <xf86drm.h> |
| #include "v3d_screen.h" |
| #include "v3d_context.h" |
| #include "v3d_resource.h" |
| #include "compiler/v3d_compiler.h" |
| #include "drm-uapi/drm_fourcc.h" |
| |
| static const char * |
| v3d_screen_get_name(struct pipe_screen *pscreen) |
| { |
| struct v3d_screen *screen = v3d_screen(pscreen); |
| |
| if (!screen->name) { |
| screen->name = ralloc_asprintf(screen, |
| "V3D %d.%d", |
| screen->devinfo.ver / 10, |
| screen->devinfo.ver % 10); |
| } |
| |
| return screen->name; |
| } |
| |
| static const char * |
| v3d_screen_get_vendor(struct pipe_screen *pscreen) |
| { |
| return "Broadcom"; |
| } |
| |
| static void |
| v3d_screen_destroy(struct pipe_screen *pscreen) |
| { |
| struct v3d_screen *screen = v3d_screen(pscreen); |
| |
| _mesa_hash_table_destroy(screen->bo_handles, NULL); |
| v3d_bufmgr_destroy(pscreen); |
| slab_destroy_parent(&screen->transfer_pool); |
| free(screen->ro); |
| |
| if (using_v3d_simulator) |
| v3d_simulator_destroy(screen->sim_file); |
| |
| v3d_compiler_free(screen->compiler); |
| u_transfer_helper_destroy(pscreen->transfer_helper); |
| |
| close(screen->fd); |
| ralloc_free(pscreen); |
| } |
| |
| static bool |
| v3d_has_feature(struct v3d_screen *screen, enum drm_v3d_param feature) |
| { |
| struct drm_v3d_get_param p = { |
| .param = feature, |
| }; |
| int ret = v3d_ioctl(screen->fd, DRM_IOCTL_V3D_GET_PARAM, &p); |
| |
| if (ret != 0) |
| return false; |
| |
| return p.value; |
| } |
| |
| static int |
| v3d_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param) |
| { |
| struct v3d_screen *screen = v3d_screen(pscreen); |
| |
| switch (param) { |
| /* Supported features (boolean caps). */ |
| case PIPE_CAP_VERTEX_COLOR_CLAMPED: |
| case PIPE_CAP_VERTEX_COLOR_UNCLAMPED: |
| case PIPE_CAP_FRAGMENT_COLOR_CLAMPED: |
| case PIPE_CAP_BUFFER_MAP_PERSISTENT_COHERENT: |
| case PIPE_CAP_NPOT_TEXTURES: |
| case PIPE_CAP_SHAREABLE_SHADERS: |
| case PIPE_CAP_BLEND_EQUATION_SEPARATE: |
| case PIPE_CAP_TEXTURE_MULTISAMPLE: |
| case PIPE_CAP_TEXTURE_SWIZZLE: |
| case PIPE_CAP_VERTEX_ELEMENT_INSTANCE_DIVISOR: |
| case PIPE_CAP_START_INSTANCE: |
| case PIPE_CAP_TGSI_INSTANCEID: |
| case PIPE_CAP_FRAGMENT_SHADER_TEXTURE_LOD: |
| case PIPE_CAP_FRAGMENT_SHADER_DERIVATIVES: |
| case PIPE_CAP_VERTEX_SHADER_SATURATE: |
| case PIPE_CAP_PRIMITIVE_RESTART_FIXED_INDEX: |
| case PIPE_CAP_OCCLUSION_QUERY: |
| case PIPE_CAP_POINT_SPRITE: |
| case PIPE_CAP_STREAM_OUTPUT_PAUSE_RESUME: |
| case PIPE_CAP_DRAW_INDIRECT: |
| case PIPE_CAP_MULTI_DRAW_INDIRECT: |
| case PIPE_CAP_QUADS_FOLLOW_PROVOKING_VERTEX_CONVENTION: |
| case PIPE_CAP_SIGNED_VERTEX_BUFFER_OFFSET: |
| case PIPE_CAP_TGSI_CAN_READ_OUTPUTS: |
| case PIPE_CAP_TGSI_PACK_HALF_FLOAT: |
| case PIPE_CAP_TEXTURE_HALF_FLOAT_LINEAR: |
| case PIPE_CAP_FRAMEBUFFER_NO_ATTACHMENT: |
| case PIPE_CAP_TGSI_FS_FACE_IS_INTEGER_SYSVAL: |
| case PIPE_CAP_TGSI_TEXCOORD: |
| return 1; |
| |
| case PIPE_CAP_TEXTURE_QUERY_LOD: |
| return screen->devinfo.ver >= 42; |
| break; |
| |
| case PIPE_CAP_PACKED_UNIFORMS: |
| /* We can't enable this flag, because it results in load_ubo |
| * intrinsics across a 16b boundary, but v3d's TMU general |
| * memory accesses wrap on 16b boundaries. |
| */ |
| return 0; |
| |
| case PIPE_CAP_NIR_IMAGES_AS_DEREF: |
| return 0; |
| |
| case PIPE_CAP_PREFER_BLIT_BASED_TEXTURE_TRANSFER: |
| /* XXX perf: we don't want to emit these extra blits for |
| * glReadPixels(), since we still have to do an uncached read |
| * from the GPU of the result after waiting for the TFU blit |
| * to happen. However, disabling this introduces instability |
| * in |
| * dEQP-GLES31.functional.image_load_store.early_fragment_tests.* |
| * and corruption in chromium's rendering. |
| */ |
| return 1; |
| |
| case PIPE_CAP_COMPUTE: |
| return screen->has_csd && screen->devinfo.ver >= 41; |
| |
| case PIPE_CAP_GENERATE_MIPMAP: |
| return v3d_has_feature(screen, DRM_V3D_PARAM_SUPPORTS_TFU); |
| |
| case PIPE_CAP_INDEP_BLEND_ENABLE: |
| return screen->devinfo.ver >= 40; |
| |
| case PIPE_CAP_CONSTANT_BUFFER_OFFSET_ALIGNMENT: |
| return 256; |
| |
| case PIPE_CAP_MAX_TEXTURE_GATHER_COMPONENTS: |
| if (screen->devinfo.ver < 40) |
| return 0; |
| return 4; |
| |
| case PIPE_CAP_SHADER_BUFFER_OFFSET_ALIGNMENT: |
| if (screen->has_cache_flush) |
| return 4; |
| else |
| return 0; /* Disables shader storage */ |
| |
| case PIPE_CAP_GLSL_FEATURE_LEVEL: |
| return 330; |
| |
| case PIPE_CAP_ESSL_FEATURE_LEVEL: |
| return 310; |
| |
| case PIPE_CAP_GLSL_FEATURE_LEVEL_COMPATIBILITY: |
| return 140; |
| |
| case PIPE_CAP_TGSI_FS_COORD_ORIGIN_UPPER_LEFT: |
| return 1; |
| case PIPE_CAP_TGSI_FS_COORD_ORIGIN_LOWER_LEFT: |
| return 0; |
| case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_INTEGER: |
| if (screen->devinfo.ver >= 40) |
| return 0; |
| else |
| return 1; |
| case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_HALF_INTEGER: |
| if (screen->devinfo.ver >= 40) |
| return 1; |
| else |
| return 0; |
| |
| case PIPE_CAP_MIXED_FRAMEBUFFER_SIZES: |
| case PIPE_CAP_MIXED_COLORBUFFER_FORMATS: |
| case PIPE_CAP_MIXED_COLOR_DEPTH_BITS: |
| return 1; |
| |
| case PIPE_CAP_MAX_STREAM_OUTPUT_BUFFERS: |
| return 4; |
| |
| case PIPE_CAP_MAX_VARYINGS: |
| return V3D_MAX_FS_INPUTS / 4; |
| |
| /* Texturing. */ |
| case PIPE_CAP_MAX_TEXTURE_2D_SIZE: |
| if (screen->devinfo.ver < 40) |
| return 2048; |
| else if (screen->nonmsaa_texture_size_limit) |
| return 7680; |
| else |
| return 4096; |
| case PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS: |
| case PIPE_CAP_MAX_TEXTURE_3D_LEVELS: |
| if (screen->devinfo.ver < 40) |
| return 12; |
| else |
| return V3D_MAX_MIP_LEVELS; |
| case PIPE_CAP_MAX_TEXTURE_ARRAY_LAYERS: |
| return 2048; |
| |
| /* Render targets. */ |
| case PIPE_CAP_MAX_RENDER_TARGETS: |
| return 4; |
| |
| case PIPE_CAP_VENDOR_ID: |
| return 0x14E4; |
| case PIPE_CAP_ACCELERATED: |
| return 1; |
| case PIPE_CAP_VIDEO_MEMORY: { |
| uint64_t system_memory; |
| |
| if (!os_get_total_physical_memory(&system_memory)) |
| return 0; |
| |
| return (int)(system_memory >> 20); |
| } |
| case PIPE_CAP_UMA: |
| return 1; |
| |
| case PIPE_CAP_ALPHA_TEST: |
| return 0; |
| |
| /* Geometry shaders */ |
| case PIPE_CAP_MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS: |
| /* Minimum required by GLES 3.2 */ |
| return 1024; |
| case PIPE_CAP_MAX_GEOMETRY_OUTPUT_VERTICES: |
| /* MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS / 4 */ |
| return 256; |
| case PIPE_CAP_MAX_GS_INVOCATIONS: |
| return 32; |
| |
| default: |
| return u_pipe_screen_get_param_defaults(pscreen, param); |
| } |
| } |
| |
| static float |
| v3d_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: |
| return V3D_MAX_LINE_WIDTH; |
| |
| case PIPE_CAPF_MAX_POINT_WIDTH: |
| case PIPE_CAPF_MAX_POINT_WIDTH_AA: |
| return V3D_MAX_POINT_SIZE; |
| |
| case PIPE_CAPF_MAX_TEXTURE_ANISOTROPY: |
| return 0.0f; |
| case PIPE_CAPF_MAX_TEXTURE_LOD_BIAS: |
| return 16.0f; |
| |
| case PIPE_CAPF_MIN_CONSERVATIVE_RASTER_DILATE: |
| case PIPE_CAPF_MAX_CONSERVATIVE_RASTER_DILATE: |
| case PIPE_CAPF_CONSERVATIVE_RASTER_DILATE_GRANULARITY: |
| return 0.0f; |
| default: |
| fprintf(stderr, "unknown paramf %d\n", param); |
| return 0; |
| } |
| } |
| |
| static int |
| v3d_screen_get_shader_param(struct pipe_screen *pscreen, unsigned shader, |
| enum pipe_shader_cap param) |
| { |
| struct v3d_screen *screen = v3d_screen(pscreen); |
| |
| switch (shader) { |
| case PIPE_SHADER_VERTEX: |
| case PIPE_SHADER_FRAGMENT: |
| break; |
| case PIPE_SHADER_COMPUTE: |
| if (!screen->has_csd) |
| return 0; |
| break; |
| case PIPE_SHADER_GEOMETRY: |
| if (screen->devinfo.ver < 41) |
| return 0; |
| break; |
| default: |
| 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 UINT_MAX; |
| |
| case PIPE_SHADER_CAP_MAX_INPUTS: |
| switch (shader) { |
| case PIPE_SHADER_VERTEX: |
| return V3D_MAX_VS_INPUTS / 4; |
| case PIPE_SHADER_GEOMETRY: |
| return V3D_MAX_GS_INPUTS / 4; |
| case PIPE_SHADER_FRAGMENT: |
| return V3D_MAX_FS_INPUTS / 4; |
| default: |
| return 0; |
| }; |
| case PIPE_SHADER_CAP_MAX_OUTPUTS: |
| if (shader == PIPE_SHADER_FRAGMENT) |
| return 4; |
| else |
| return V3D_MAX_FS_INPUTS / 4; |
| case PIPE_SHADER_CAP_MAX_TEMPS: |
| return 256; /* GL_MAX_PROGRAM_TEMPORARIES_ARB */ |
| case PIPE_SHADER_CAP_MAX_CONST_BUFFER_SIZE: |
| /* Note: Limited by the offset size in |
| * v3d_unit_data_create(). |
| */ |
| return 16 * 1024 * sizeof(float); |
| case PIPE_SHADER_CAP_MAX_CONST_BUFFERS: |
| return 16; |
| case PIPE_SHADER_CAP_TGSI_CONT_SUPPORTED: |
| return 0; |
| case PIPE_SHADER_CAP_INDIRECT_INPUT_ADDR: |
| return 1; |
| case PIPE_SHADER_CAP_INDIRECT_OUTPUT_ADDR: |
| return 0; |
| case PIPE_SHADER_CAP_INDIRECT_TEMP_ADDR: |
| return 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_FP16: |
| case PIPE_SHADER_CAP_FP16_DERIVATIVES: |
| case PIPE_SHADER_CAP_INT16: |
| case PIPE_SHADER_CAP_GLSL_16BIT_CONSTS: |
| case PIPE_SHADER_CAP_TGSI_DROUND_SUPPORTED: |
| case PIPE_SHADER_CAP_TGSI_DFRACEXP_DLDEXP_SUPPORTED: |
| case PIPE_SHADER_CAP_TGSI_LDEXP_SUPPORTED: |
| case PIPE_SHADER_CAP_TGSI_FMA_SUPPORTED: |
| case PIPE_SHADER_CAP_TGSI_ANY_INOUT_DECL_RANGE: |
| case PIPE_SHADER_CAP_TGSI_SQRT_SUPPORTED: |
| case PIPE_SHADER_CAP_MAX_HW_ATOMIC_COUNTERS: |
| case PIPE_SHADER_CAP_MAX_HW_ATOMIC_COUNTER_BUFFERS: |
| return 0; |
| case PIPE_SHADER_CAP_MAX_TEXTURE_SAMPLERS: |
| case PIPE_SHADER_CAP_MAX_SAMPLER_VIEWS: |
| return V3D_OPENGL_MAX_TEXTURE_SAMPLERS; |
| |
| case PIPE_SHADER_CAP_MAX_SHADER_BUFFERS: |
| if (screen->has_cache_flush) { |
| if (shader == PIPE_SHADER_VERTEX || |
| shader == PIPE_SHADER_GEOMETRY) { |
| return 0; |
| } |
| return PIPE_MAX_SHADER_BUFFERS; |
| } else { |
| return 0; |
| } |
| |
| case PIPE_SHADER_CAP_MAX_SHADER_IMAGES: |
| if (screen->has_cache_flush) { |
| if (screen->devinfo.ver < 41) |
| return 0; |
| else |
| return PIPE_MAX_SHADER_IMAGES; |
| } else { |
| return 0; |
| } |
| |
| case PIPE_SHADER_CAP_PREFERRED_IR: |
| return PIPE_SHADER_IR_NIR; |
| case PIPE_SHADER_CAP_SUPPORTED_IRS: |
| return 1 << PIPE_SHADER_IR_NIR; |
| case PIPE_SHADER_CAP_MAX_UNROLL_ITERATIONS_HINT: |
| return 32; |
| case PIPE_SHADER_CAP_LOWER_IF_THRESHOLD: |
| case PIPE_SHADER_CAP_TGSI_SKIP_MERGE_REGISTERS: |
| return 0; |
| default: |
| fprintf(stderr, "unknown shader param %d\n", param); |
| return 0; |
| } |
| return 0; |
| } |
| |
| static int |
| v3d_get_compute_param(struct pipe_screen *pscreen, enum pipe_shader_ir ir_type, |
| enum pipe_compute_cap param, void *ret) |
| { |
| struct v3d_screen *screen = v3d_screen(pscreen); |
| |
| if (!screen->has_csd) |
| return 0; |
| |
| #define RET(x) do { \ |
| if (ret) \ |
| memcpy(ret, x, sizeof(x)); \ |
| return sizeof(x); \ |
| } while (0) |
| |
| switch (param) { |
| case PIPE_COMPUTE_CAP_ADDRESS_BITS: |
| RET((uint32_t []) { 32 }); |
| break; |
| |
| case PIPE_COMPUTE_CAP_IR_TARGET: |
| sprintf(ret, "v3d"); |
| return strlen(ret); |
| |
| case PIPE_COMPUTE_CAP_GRID_DIMENSION: |
| RET((uint64_t []) { 3 }); |
| |
| case PIPE_COMPUTE_CAP_MAX_GRID_SIZE: |
| /* GL_MAX_COMPUTE_SHADER_WORK_GROUP_COUNT: The CSD has a |
| * 16-bit field for the number of workgroups in each |
| * dimension. |
| */ |
| RET(((uint64_t []) { 65535, 65535, 65535 })); |
| |
| case PIPE_COMPUTE_CAP_MAX_BLOCK_SIZE: |
| /* GL_MAX_COMPUTE_WORK_GROUP_SIZE */ |
| RET(((uint64_t []) { 256, 256, 256 })); |
| |
| case PIPE_COMPUTE_CAP_MAX_THREADS_PER_BLOCK: |
| case PIPE_COMPUTE_CAP_MAX_VARIABLE_THREADS_PER_BLOCK: |
| /* GL_MAX_COMPUTE_WORK_GROUP_INVOCATIONS: This is |
| * limited by WG_SIZE in the CSD. |
| */ |
| RET((uint64_t []) { 256 }); |
| |
| case PIPE_COMPUTE_CAP_MAX_GLOBAL_SIZE: |
| RET((uint64_t []) { 1024 * 1024 * 1024 }); |
| |
| case PIPE_COMPUTE_CAP_MAX_LOCAL_SIZE: |
| /* GL_MAX_COMPUTE_SHARED_MEMORY_SIZE */ |
| RET((uint64_t []) { 32768 }); |
| |
| case PIPE_COMPUTE_CAP_MAX_PRIVATE_SIZE: |
| case PIPE_COMPUTE_CAP_MAX_INPUT_SIZE: |
| RET((uint64_t []) { 4096 }); |
| |
| case PIPE_COMPUTE_CAP_MAX_MEM_ALLOC_SIZE: { |
| struct sysinfo si; |
| sysinfo(&si); |
| RET((uint64_t []) { si.totalram }); |
| } |
| |
| case PIPE_COMPUTE_CAP_MAX_CLOCK_FREQUENCY: |
| /* OpenCL only */ |
| RET((uint32_t []) { 0 }); |
| |
| case PIPE_COMPUTE_CAP_MAX_COMPUTE_UNITS: |
| RET((uint32_t []) { 1 }); |
| |
| case PIPE_COMPUTE_CAP_IMAGES_SUPPORTED: |
| RET((uint32_t []) { 1 }); |
| |
| case PIPE_COMPUTE_CAP_SUBGROUP_SIZE: |
| RET((uint32_t []) { 16 }); |
| |
| } |
| |
| return 0; |
| } |
| |
| static bool |
| v3d_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 usage) |
| { |
| struct v3d_screen *screen = v3d_screen(pscreen); |
| |
| if (MAX2(1, sample_count) != MAX2(1, storage_sample_count)) |
| return false; |
| |
| if (sample_count > 1 && sample_count != V3D_MAX_SAMPLES) |
| return false; |
| |
| if (target >= PIPE_MAX_TEXTURE_TYPES) { |
| return false; |
| } |
| |
| if (usage & PIPE_BIND_VERTEX_BUFFER) { |
| switch (format) { |
| case PIPE_FORMAT_R32G32B32A32_FLOAT: |
| case PIPE_FORMAT_R32G32B32_FLOAT: |
| case PIPE_FORMAT_R32G32_FLOAT: |
| case PIPE_FORMAT_R32_FLOAT: |
| case PIPE_FORMAT_R32G32B32A32_SNORM: |
| case PIPE_FORMAT_R32G32B32_SNORM: |
| case PIPE_FORMAT_R32G32_SNORM: |
| case PIPE_FORMAT_R32_SNORM: |
| case PIPE_FORMAT_R32G32B32A32_SSCALED: |
| case PIPE_FORMAT_R32G32B32_SSCALED: |
| case PIPE_FORMAT_R32G32_SSCALED: |
| case PIPE_FORMAT_R32_SSCALED: |
| case PIPE_FORMAT_R16G16B16A16_UNORM: |
| case PIPE_FORMAT_R16G16B16_UNORM: |
| case PIPE_FORMAT_R16G16_UNORM: |
| case PIPE_FORMAT_R16_UNORM: |
| case PIPE_FORMAT_R16G16B16A16_SNORM: |
| case PIPE_FORMAT_R16G16B16_SNORM: |
| case PIPE_FORMAT_R16G16_SNORM: |
| case PIPE_FORMAT_R16_SNORM: |
| case PIPE_FORMAT_R16G16B16A16_USCALED: |
| case PIPE_FORMAT_R16G16B16_USCALED: |
| case PIPE_FORMAT_R16G16_USCALED: |
| case PIPE_FORMAT_R16_USCALED: |
| case PIPE_FORMAT_R16G16B16A16_SSCALED: |
| case PIPE_FORMAT_R16G16B16_SSCALED: |
| case PIPE_FORMAT_R16G16_SSCALED: |
| case PIPE_FORMAT_R16_SSCALED: |
| case PIPE_FORMAT_B8G8R8A8_UNORM: |
| case PIPE_FORMAT_R8G8B8A8_UNORM: |
| case PIPE_FORMAT_R8G8B8_UNORM: |
| case PIPE_FORMAT_R8G8_UNORM: |
| case PIPE_FORMAT_R8_UNORM: |
| case PIPE_FORMAT_R8G8B8A8_SNORM: |
| case PIPE_FORMAT_R8G8B8_SNORM: |
| case PIPE_FORMAT_R8G8_SNORM: |
| case PIPE_FORMAT_R8_SNORM: |
| case PIPE_FORMAT_R8G8B8A8_USCALED: |
| case PIPE_FORMAT_R8G8B8_USCALED: |
| case PIPE_FORMAT_R8G8_USCALED: |
| case PIPE_FORMAT_R8_USCALED: |
| case PIPE_FORMAT_R8G8B8A8_SSCALED: |
| case PIPE_FORMAT_R8G8B8_SSCALED: |
| case PIPE_FORMAT_R8G8_SSCALED: |
| case PIPE_FORMAT_R8_SSCALED: |
| case PIPE_FORMAT_R10G10B10A2_UNORM: |
| case PIPE_FORMAT_B10G10R10A2_UNORM: |
| case PIPE_FORMAT_R10G10B10A2_SNORM: |
| case PIPE_FORMAT_B10G10R10A2_SNORM: |
| case PIPE_FORMAT_R10G10B10A2_USCALED: |
| case PIPE_FORMAT_B10G10R10A2_USCALED: |
| case PIPE_FORMAT_R10G10B10A2_SSCALED: |
| case PIPE_FORMAT_B10G10R10A2_SSCALED: |
| break; |
| default: |
| return false; |
| } |
| } |
| |
| /* FORMAT_NONE gets allowed for ARB_framebuffer_no_attachments's probe |
| * of FRAMEBUFFER_MAX_SAMPLES |
| */ |
| if ((usage & PIPE_BIND_RENDER_TARGET) && |
| format != PIPE_FORMAT_NONE && |
| !v3d_rt_format_supported(&screen->devinfo, format)) { |
| return false; |
| } |
| |
| if ((usage & PIPE_BIND_SAMPLER_VIEW) && |
| !v3d_tex_format_supported(&screen->devinfo, format)) { |
| return false; |
| } |
| |
| if ((usage & PIPE_BIND_DEPTH_STENCIL) && |
| !(format == PIPE_FORMAT_S8_UINT_Z24_UNORM || |
| format == PIPE_FORMAT_X8Z24_UNORM || |
| format == PIPE_FORMAT_Z16_UNORM || |
| format == PIPE_FORMAT_Z32_FLOAT || |
| format == PIPE_FORMAT_Z32_FLOAT_S8X24_UINT)) { |
| return false; |
| } |
| |
| if ((usage & PIPE_BIND_INDEX_BUFFER) && |
| !(format == PIPE_FORMAT_I8_UINT || |
| format == PIPE_FORMAT_I16_UINT || |
| format == PIPE_FORMAT_I32_UINT)) { |
| return false; |
| } |
| |
| return true; |
| } |
| |
| static const void * |
| v3d_screen_get_compiler_options(struct pipe_screen *pscreen, |
| enum pipe_shader_ir ir, unsigned shader) |
| { |
| return &v3d_nir_options; |
| } |
| |
| static void |
| v3d_screen_query_dmabuf_modifiers(struct pipe_screen *pscreen, |
| enum pipe_format format, int max, |
| uint64_t *modifiers, |
| unsigned int *external_only, |
| int *count) |
| { |
| int i; |
| uint64_t available_modifiers[] = { |
| DRM_FORMAT_MOD_BROADCOM_UIF, |
| DRM_FORMAT_MOD_LINEAR, |
| }; |
| int num_modifiers = ARRAY_SIZE(available_modifiers); |
| |
| if (!modifiers) { |
| *count = num_modifiers; |
| return; |
| } |
| |
| *count = MIN2(max, num_modifiers); |
| for (i = 0; i < *count; i++) { |
| modifiers[i] = available_modifiers[i]; |
| if (external_only) |
| external_only[i] = false; |
| } |
| } |
| |
| struct pipe_screen * |
| v3d_screen_create(int fd, const struct pipe_screen_config *config, |
| struct renderonly *ro) |
| { |
| struct v3d_screen *screen = rzalloc(NULL, struct v3d_screen); |
| struct pipe_screen *pscreen; |
| |
| pscreen = &screen->base; |
| |
| pscreen->destroy = v3d_screen_destroy; |
| pscreen->get_param = v3d_screen_get_param; |
| pscreen->get_paramf = v3d_screen_get_paramf; |
| pscreen->get_shader_param = v3d_screen_get_shader_param; |
| pscreen->get_compute_param = v3d_get_compute_param; |
| pscreen->context_create = v3d_context_create; |
| pscreen->is_format_supported = v3d_screen_is_format_supported; |
| |
| screen->fd = fd; |
| if (ro) { |
| screen->ro = renderonly_dup(ro); |
| if (!screen->ro) { |
| fprintf(stderr, "Failed to dup renderonly object\n"); |
| ralloc_free(screen); |
| return NULL; |
| } |
| } |
| list_inithead(&screen->bo_cache.time_list); |
| (void)mtx_init(&screen->bo_handles_mutex, mtx_plain); |
| screen->bo_handles = util_hash_table_create_ptr_keys(); |
| |
| #if defined(USE_V3D_SIMULATOR) |
| screen->sim_file = v3d_simulator_init(screen->fd); |
| #endif |
| |
| if (!v3d_get_device_info(screen->fd, &screen->devinfo, &v3d_ioctl)) |
| goto fail; |
| |
| /* We have to driCheckOption for the simulator mode to not assertion |
| * fail on not having our XML config. |
| */ |
| const char *nonmsaa_name = "v3d_nonmsaa_texture_size_limit"; |
| screen->nonmsaa_texture_size_limit = |
| driCheckOption(config->options, nonmsaa_name, DRI_BOOL) && |
| driQueryOptionb(config->options, nonmsaa_name); |
| |
| slab_create_parent(&screen->transfer_pool, sizeof(struct v3d_transfer), 16); |
| |
| screen->has_csd = v3d_has_feature(screen, DRM_V3D_PARAM_SUPPORTS_CSD); |
| screen->has_cache_flush = |
| v3d_has_feature(screen, DRM_V3D_PARAM_SUPPORTS_CACHE_FLUSH); |
| |
| v3d_fence_init(screen); |
| |
| v3d_process_debug_variable(); |
| |
| v3d_resource_screen_init(pscreen); |
| |
| screen->compiler = v3d_compiler_init(&screen->devinfo); |
| |
| pscreen->get_name = v3d_screen_get_name; |
| pscreen->get_vendor = v3d_screen_get_vendor; |
| pscreen->get_device_vendor = v3d_screen_get_vendor; |
| pscreen->get_compiler_options = v3d_screen_get_compiler_options; |
| pscreen->query_dmabuf_modifiers = v3d_screen_query_dmabuf_modifiers; |
| |
| return pscreen; |
| |
| fail: |
| close(fd); |
| ralloc_free(pscreen); |
| return NULL; |
| } |
