| /* |
| * Copyright (C) 2008 VMware, Inc. |
| * Copyright (C) 2014 Broadcom |
| * Copyright (C) 2018 Alyssa Rosenzweig |
| * Copyright (C) 2019 Collabora, Ltd. |
| * 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 "util/u_debug.h" |
| #include "util/u_memory.h" |
| #include "util/format/u_format.h" |
| #include "util/format/u_format_s3tc.h" |
| #include "util/u_video.h" |
| #include "util/u_screen.h" |
| #include "util/os_time.h" |
| #include "util/u_process.h" |
| #include "pipe/p_defines.h" |
| #include "pipe/p_screen.h" |
| #include "draw/draw_context.h" |
| |
| #include <fcntl.h> |
| |
| #include "drm-uapi/drm_fourcc.h" |
| #include "drm-uapi/panfrost_drm.h" |
| |
| #include "pan_bo.h" |
| #include "pan_screen.h" |
| #include "pan_resource.h" |
| #include "pan_public.h" |
| #include "pan_util.h" |
| #include "decode.h" |
| |
| #include "pan_context.h" |
| #include "midgard/midgard_compile.h" |
| #include "bifrost/bifrost_compile.h" |
| #include "panfrost-quirks.h" |
| |
| static const struct debug_named_value debug_options[] = { |
| {"msgs", PAN_DBG_MSGS, "Print debug messages"}, |
| {"trace", PAN_DBG_TRACE, "Trace the command stream"}, |
| {"deqp", PAN_DBG_DEQP, "Hacks for dEQP"}, |
| {"afbc", PAN_DBG_AFBC, "Enable AFBC buffer sharing"}, |
| {"sync", PAN_DBG_SYNC, "Wait for each job's completion and check for any GPU fault"}, |
| {"precompile", PAN_DBG_PRECOMPILE, "Precompile shaders for shader-db"}, |
| {"fp16", PAN_DBG_FP16, "Enable 16-bit support"}, |
| {"nofp16", PAN_DBG_NOFP16, "Disable 16-bit support"}, |
| {"bifrost", PAN_DBG_BIFROST, "Enable experimental Mali G31 and G52 support"}, |
| {"gl3", PAN_DBG_GL3, "Enable experimental GL 3.x implementation, up to 3.3"}, |
| {"noafbc", PAN_DBG_NO_AFBC, "Disable AFBC support"}, |
| DEBUG_NAMED_VALUE_END |
| }; |
| |
| static const char * |
| panfrost_get_name(struct pipe_screen *screen) |
| { |
| return panfrost_model_name(pan_device(screen)->gpu_id); |
| } |
| |
| static const char * |
| panfrost_get_vendor(struct pipe_screen *screen) |
| { |
| return "Panfrost"; |
| } |
| |
| static const char * |
| panfrost_get_device_vendor(struct pipe_screen *screen) |
| { |
| return "Arm"; |
| } |
| |
| static int |
| panfrost_get_param(struct pipe_screen *screen, enum pipe_cap param) |
| { |
| /* We expose in-dev stuff for dEQP that we don't want apps to use yet */ |
| struct panfrost_device *dev = pan_device(screen); |
| bool is_deqp = dev->debug & PAN_DBG_DEQP; |
| |
| /* Our GL 3.x implementation is WIP */ |
| bool is_gl3 = dev->debug & PAN_DBG_GL3; |
| is_gl3 |= is_deqp; |
| |
| /* Don't expose MRT related CAPs on GPUs that don't implement them */ |
| bool has_mrt = !(dev->quirks & MIDGARD_SFBD); |
| |
| /* Bifrost is WIP. No MRT support yet. */ |
| bool is_bifrost = (dev->quirks & IS_BIFROST); |
| has_mrt &= !is_bifrost; |
| |
| switch (param) { |
| case PIPE_CAP_NPOT_TEXTURES: |
| case PIPE_CAP_MIXED_COLOR_DEPTH_BITS: |
| case PIPE_CAP_FRAGMENT_SHADER_TEXTURE_LOD: |
| case PIPE_CAP_VERTEX_SHADER_SATURATE: |
| case PIPE_CAP_VERTEX_COLOR_UNCLAMPED: |
| case PIPE_CAP_POINT_SPRITE: |
| case PIPE_CAP_DEPTH_CLIP_DISABLE: |
| case PIPE_CAP_DEPTH_CLIP_DISABLE_SEPARATE: |
| case PIPE_CAP_MIXED_COLORBUFFER_FORMATS: |
| case PIPE_CAP_MIXED_FRAMEBUFFER_SIZES: |
| return 1; |
| |
| case PIPE_CAP_MAX_RENDER_TARGETS: |
| case PIPE_CAP_FBFETCH: |
| case PIPE_CAP_FBFETCH_COHERENT: |
| return has_mrt ? 8 : 1; |
| |
| case PIPE_CAP_MAX_DUAL_SOURCE_RENDER_TARGETS: |
| return 1; |
| |
| case PIPE_CAP_SAMPLE_SHADING: |
| /* WIP */ |
| return is_gl3 ? 1 : 0; |
| |
| case PIPE_CAP_OCCLUSION_QUERY: |
| case PIPE_CAP_PRIMITIVE_RESTART: |
| case PIPE_CAP_PRIMITIVE_RESTART_FIXED_INDEX: |
| return true; |
| |
| /* ES3 features unsupported on Bifrost */ |
| case PIPE_CAP_TGSI_INSTANCEID: |
| case PIPE_CAP_TEXTURE_MULTISAMPLE: |
| case PIPE_CAP_SURFACE_SAMPLE_COUNT: |
| return !is_bifrost; |
| |
| case PIPE_CAP_SAMPLER_VIEW_TARGET: |
| case PIPE_CAP_TEXTURE_SWIZZLE: |
| case PIPE_CAP_TEXTURE_MIRROR_CLAMP: |
| case PIPE_CAP_TEXTURE_MIRROR_CLAMP_TO_EDGE: |
| case PIPE_CAP_VERTEX_ELEMENT_INSTANCE_DIVISOR: |
| case PIPE_CAP_BLEND_EQUATION_SEPARATE: |
| case PIPE_CAP_INDEP_BLEND_ENABLE: |
| case PIPE_CAP_INDEP_BLEND_FUNC: |
| case PIPE_CAP_GENERATE_MIPMAP: |
| case PIPE_CAP_ACCELERATED: |
| case PIPE_CAP_UMA: |
| case PIPE_CAP_TEXTURE_FLOAT_LINEAR: |
| case PIPE_CAP_TEXTURE_HALF_FLOAT_LINEAR: |
| case PIPE_CAP_COPY_BETWEEN_COMPRESSED_AND_PLAIN_FORMATS: |
| case PIPE_CAP_TGSI_ARRAY_COMPONENTS: |
| return 1; |
| |
| case PIPE_CAP_MAX_STREAM_OUTPUT_BUFFERS: |
| return is_bifrost ? 0 : 4; |
| case PIPE_CAP_MAX_STREAM_OUTPUT_SEPARATE_COMPONENTS: |
| case PIPE_CAP_MAX_STREAM_OUTPUT_INTERLEAVED_COMPONENTS: |
| return is_bifrost ? 0 : 64; |
| case PIPE_CAP_STREAM_OUTPUT_PAUSE_RESUME: |
| case PIPE_CAP_STREAM_OUTPUT_INTERLEAVE_BUFFERS: |
| return is_bifrost ? 0 : 1; |
| |
| case PIPE_CAP_MAX_TEXTURE_ARRAY_LAYERS: |
| return is_bifrost ? 0 : 256; |
| |
| case PIPE_CAP_GLSL_FEATURE_LEVEL: |
| case PIPE_CAP_GLSL_FEATURE_LEVEL_COMPATIBILITY: |
| return is_gl3 ? 330 : is_bifrost ? 120 : 140; |
| case PIPE_CAP_ESSL_FEATURE_LEVEL: |
| return is_bifrost ? 120 : 300; |
| |
| case PIPE_CAP_CONSTANT_BUFFER_OFFSET_ALIGNMENT: |
| return 16; |
| |
| /* For faking GLES 3.1 for dEQP-GLES31 */ |
| case PIPE_CAP_IMAGE_LOAD_FORMATTED: |
| case PIPE_CAP_CUBE_MAP_ARRAY: |
| case PIPE_CAP_COMPUTE: |
| return is_deqp; |
| case PIPE_CAP_MAX_TEXTURE_BUFFER_SIZE: |
| return is_deqp ? 65536 : 0; |
| |
| case PIPE_CAP_TEXTURE_BUFFER_OBJECTS: |
| case PIPE_CAP_QUERY_TIMESTAMP: |
| case PIPE_CAP_CONDITIONAL_RENDER: |
| return is_gl3; |
| |
| /* TODO: Where does this req come from in practice? */ |
| case PIPE_CAP_VERTEX_BUFFER_STRIDE_4BYTE_ALIGNED_ONLY: |
| return 1; |
| |
| case PIPE_CAP_MAX_TEXTURE_2D_SIZE: |
| return 4096; |
| case PIPE_CAP_MAX_TEXTURE_3D_LEVELS: |
| return is_bifrost ? 0 : 13; |
| case PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS: |
| return 13; |
| |
| case PIPE_CAP_TGSI_FS_COORD_ORIGIN_LOWER_LEFT: |
| /* Hardware is natively upper left */ |
| return 0; |
| |
| case PIPE_CAP_TGSI_FS_COORD_ORIGIN_UPPER_LEFT: |
| case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_HALF_INTEGER: |
| case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_INTEGER: |
| case PIPE_CAP_TGSI_TEXCOORD: |
| return 1; |
| |
| /* We would prefer varyings on Midgard, but proper sysvals on Bifrost */ |
| case PIPE_CAP_TGSI_FS_FACE_IS_INTEGER_SYSVAL: |
| case PIPE_CAP_TGSI_FS_POSITION_IS_SYSVAL: |
| case PIPE_CAP_TGSI_FS_POINT_IS_SYSVAL: |
| return is_bifrost; |
| |
| case PIPE_CAP_SEAMLESS_CUBE_MAP: |
| case PIPE_CAP_SEAMLESS_CUBE_MAP_PER_TEXTURE: |
| return !is_bifrost; |
| |
| case PIPE_CAP_MAX_VERTEX_ELEMENT_SRC_OFFSET: |
| return 0xffff; |
| |
| case PIPE_CAP_PREFER_BLIT_BASED_TEXTURE_TRANSFER: |
| return 0; |
| |
| case PIPE_CAP_ENDIANNESS: |
| return PIPE_ENDIAN_NATIVE; |
| |
| case PIPE_CAP_MAX_TEXTURE_GATHER_COMPONENTS: |
| return is_deqp ? 4 : 0; |
| |
| case PIPE_CAP_MIN_TEXTURE_GATHER_OFFSET: |
| return -8; |
| |
| case PIPE_CAP_MAX_TEXTURE_GATHER_OFFSET: |
| return 7; |
| |
| 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_SHADER_STENCIL_EXPORT: |
| return !is_bifrost; |
| |
| case PIPE_CAP_SHADER_BUFFER_OFFSET_ALIGNMENT: |
| return 4; |
| |
| case PIPE_CAP_MAX_VARYINGS: |
| return 16; |
| |
| case PIPE_CAP_ALPHA_TEST: |
| case PIPE_CAP_FLATSHADE: |
| case PIPE_CAP_TWO_SIDED_COLOR: |
| case PIPE_CAP_CLIP_PLANES: |
| return 0; |
| |
| case PIPE_CAP_PACKED_STREAM_OUTPUT: |
| return 0; |
| |
| case PIPE_CAP_VIEWPORT_TRANSFORM_LOWERED: |
| case PIPE_CAP_PSIZ_CLAMPED: |
| return 1; |
| |
| default: |
| return u_pipe_screen_get_param_defaults(screen, param); |
| } |
| } |
| |
| static int |
| panfrost_get_shader_param(struct pipe_screen *screen, |
| enum pipe_shader_type shader, |
| enum pipe_shader_cap param) |
| { |
| struct panfrost_device *dev = pan_device(screen); |
| bool is_deqp = dev->debug & PAN_DBG_DEQP; |
| bool is_fp16 = dev->debug & PAN_DBG_FP16; |
| bool is_nofp16 = dev->debug & PAN_DBG_NOFP16; |
| bool is_bifrost = dev->quirks & IS_BIFROST; |
| |
| if (shader != PIPE_SHADER_VERTEX && |
| shader != PIPE_SHADER_FRAGMENT && |
| !(shader == PIPE_SHADER_COMPUTE && is_deqp)) |
| 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 1024; |
| |
| case PIPE_SHADER_CAP_MAX_INPUTS: |
| return 16; |
| |
| case PIPE_SHADER_CAP_MAX_OUTPUTS: |
| return shader == PIPE_SHADER_FRAGMENT ? 8 : 16; |
| |
| case PIPE_SHADER_CAP_MAX_TEMPS: |
| return 256; /* GL_MAX_PROGRAM_TEMPORARIES_ARB */ |
| |
| case PIPE_SHADER_CAP_MAX_CONST_BUFFER_SIZE: |
| return 16 * 1024 * sizeof(float); |
| |
| case PIPE_SHADER_CAP_MAX_CONST_BUFFERS: |
| return PAN_MAX_CONST_BUFFERS; |
| |
| case PIPE_SHADER_CAP_TGSI_CONT_SUPPORTED: |
| return 0; |
| |
| case PIPE_SHADER_CAP_INDIRECT_INPUT_ADDR: |
| return is_bifrost ? 0 : 1; |
| case PIPE_SHADER_CAP_INDIRECT_OUTPUT_ADDR: |
| return 0; |
| |
| case PIPE_SHADER_CAP_INDIRECT_TEMP_ADDR: |
| return 0; |
| |
| case PIPE_SHADER_CAP_INDIRECT_CONST_ADDR: |
| return is_bifrost ? 0 : 1; |
| |
| case PIPE_SHADER_CAP_SUBROUTINES: |
| return 0; |
| |
| case PIPE_SHADER_CAP_TGSI_SQRT_SUPPORTED: |
| return 0; |
| |
| case PIPE_SHADER_CAP_INTEGERS: |
| return 1; |
| |
| case PIPE_SHADER_CAP_FP16: |
| case PIPE_SHADER_CAP_GLSL_16BIT_CONSTS: |
| return (!is_nofp16 && !is_bifrost) || is_fp16; |
| |
| case PIPE_SHADER_CAP_FP16_DERIVATIVES: |
| case PIPE_SHADER_CAP_INT16: |
| case PIPE_SHADER_CAP_INT64_ATOMICS: |
| 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: |
| return 0; |
| |
| case PIPE_SHADER_CAP_MAX_TEXTURE_SAMPLERS: |
| case PIPE_SHADER_CAP_MAX_SAMPLER_VIEWS: |
| return 16; /* XXX: How many? */ |
| |
| case PIPE_SHADER_CAP_PREFERRED_IR: |
| return PIPE_SHADER_IR_NIR; |
| |
| case PIPE_SHADER_CAP_SUPPORTED_IRS: |
| return (1 << PIPE_SHADER_IR_NIR) | (1 << PIPE_SHADER_IR_NIR_SERIALIZED); |
| |
| case PIPE_SHADER_CAP_MAX_UNROLL_ITERATIONS_HINT: |
| return 32; |
| |
| case PIPE_SHADER_CAP_MAX_SHADER_BUFFERS: |
| case PIPE_SHADER_CAP_MAX_SHADER_IMAGES: |
| return is_deqp ? 8 : 0; |
| case PIPE_SHADER_CAP_MAX_HW_ATOMIC_COUNTERS: |
| case PIPE_SHADER_CAP_MAX_HW_ATOMIC_COUNTER_BUFFERS: |
| return 0; |
| |
| case PIPE_SHADER_CAP_TGSI_SKIP_MERGE_REGISTERS: |
| case PIPE_SHADER_CAP_LOWER_IF_THRESHOLD: |
| return 0; |
| |
| default: |
| /* Other params are unknown */ |
| return 0; |
| } |
| |
| return 0; |
| } |
| |
| static float |
| panfrost_get_paramf(struct pipe_screen *screen, enum pipe_capf param) |
| { |
| switch (param) { |
| case PIPE_CAPF_MAX_LINE_WIDTH: |
| |
| /* fall-through */ |
| case PIPE_CAPF_MAX_LINE_WIDTH_AA: |
| return 255.0; /* arbitrary */ |
| |
| case PIPE_CAPF_MAX_POINT_WIDTH: |
| |
| /* fall-through */ |
| case PIPE_CAPF_MAX_POINT_WIDTH_AA: |
| return 1024.0; |
| |
| case PIPE_CAPF_MAX_TEXTURE_ANISOTROPY: |
| return 16.0; |
| |
| case PIPE_CAPF_MAX_TEXTURE_LOD_BIAS: |
| return 16.0; /* arbitrary */ |
| |
| 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: |
| debug_printf("Unexpected PIPE_CAPF %d query\n", param); |
| return 0.0; |
| } |
| } |
| |
| /** |
| * Query format support for creating a texture, drawing surface, etc. |
| * \param format the format to test |
| * \param type one of PIPE_TEXTURE, PIPE_SURFACE |
| */ |
| static bool |
| panfrost_is_format_supported( struct pipe_screen *screen, |
| enum pipe_format format, |
| enum pipe_texture_target target, |
| unsigned sample_count, |
| unsigned storage_sample_count, |
| unsigned bind) |
| { |
| struct panfrost_device *dev = pan_device(screen); |
| bool is_bifrost = (dev->quirks & IS_BIFROST); |
| const struct util_format_description *format_desc; |
| |
| assert(target == PIPE_BUFFER || |
| target == PIPE_TEXTURE_1D || |
| target == PIPE_TEXTURE_1D_ARRAY || |
| target == PIPE_TEXTURE_2D || |
| target == PIPE_TEXTURE_2D_ARRAY || |
| target == PIPE_TEXTURE_RECT || |
| target == PIPE_TEXTURE_3D || |
| target == PIPE_TEXTURE_CUBE || |
| target == PIPE_TEXTURE_CUBE_ARRAY); |
| |
| format_desc = util_format_description(format); |
| |
| if (!format_desc) |
| return false; |
| |
| /* MSAA 4x supported, but no more. Technically some revisions of the |
| * hardware can go up to 16x but we don't support higher modes yet. |
| * MSAA 2x is notably not supported and gets rounded up to MSAA 4x. */ |
| |
| if (!(sample_count == 0 || sample_count == 1 || sample_count == 4)) |
| return false; |
| |
| if (MAX2(sample_count, 1) != MAX2(storage_sample_count, 1)) |
| return false; |
| |
| /* Don't advertise multisampling on Bifrost yet */ |
| if (is_bifrost && sample_count > 1) |
| return false; |
| |
| /* Z16 causes dEQP failures on t720 */ |
| if (format == PIPE_FORMAT_Z16_UNORM && dev->quirks & MIDGARD_SFBD) |
| return false; |
| |
| /* Don't confuse poorly written apps (workaround dEQP bug) that expect |
| * more alpha than they ask for */ |
| |
| bool scanout = bind & (PIPE_BIND_SCANOUT | PIPE_BIND_SHARED | PIPE_BIND_DISPLAY_TARGET); |
| bool renderable = bind & PIPE_BIND_RENDER_TARGET; |
| |
| if (scanout && renderable && !util_format_is_rgba8_variant(format_desc)) |
| return false; |
| |
| /* Check we support the format with the given bind */ |
| |
| unsigned relevant_bind = bind & |
| ( PIPE_BIND_DEPTH_STENCIL | PIPE_BIND_RENDER_TARGET |
| | PIPE_BIND_VERTEX_BUFFER | PIPE_BIND_SAMPLER_VIEW); |
| |
| struct panfrost_format fmt = panfrost_pipe_format_table[format]; |
| |
| /* Also check that compressed texture formats are supported on this |
| * particular chip. They may not be depending on system integration |
| * differences. RGTC can be emulated so is always supported. */ |
| |
| bool is_rgtc = format_desc->layout == UTIL_FORMAT_LAYOUT_RGTC; |
| bool supported = panfrost_supports_compressed_format(dev, fmt.hw); |
| |
| if (!is_rgtc && !supported) |
| return false; |
| |
| return fmt.hw && ((relevant_bind & ~fmt.bind) == 0); |
| } |
| |
| /* We always support linear and tiled operations, both external and internal. |
| * We support AFBC for a subset of formats, and colourspace transform for a |
| * subset of those. */ |
| |
| static void |
| panfrost_query_dmabuf_modifiers(struct pipe_screen *screen, |
| enum pipe_format format, int max, uint64_t *modifiers, unsigned |
| int *external_only, int *out_count) |
| { |
| /* Query AFBC status */ |
| bool afbc = panfrost_format_supports_afbc(format); |
| bool ytr = panfrost_afbc_can_ytr(format); |
| |
| /* Don't advertise AFBC before T760 */ |
| struct panfrost_device *dev = pan_device(screen); |
| afbc &= !(dev->quirks & MIDGARD_NO_AFBC); |
| |
| /* XXX: AFBC scanout is broken on mainline RK3399 with older kernels */ |
| afbc &= (dev->debug & PAN_DBG_AFBC); |
| |
| unsigned count = 0; |
| |
| for (unsigned i = 0; i < PAN_MODIFIER_COUNT; ++i) { |
| if (drm_is_afbc(pan_best_modifiers[i]) && !afbc) |
| continue; |
| |
| if ((pan_best_modifiers[i] & AFBC_FORMAT_MOD_YTR) && !ytr) |
| continue; |
| |
| count++; |
| |
| if (max > (int) count) { |
| modifiers[count] = pan_best_modifiers[i]; |
| |
| if (external_only) |
| external_only[count] = false; |
| } |
| } |
| |
| *out_count = count; |
| } |
| |
| static int |
| panfrost_get_compute_param(struct pipe_screen *pscreen, enum pipe_shader_ir ir_type, |
| enum pipe_compute_cap param, void *ret) |
| { |
| struct panfrost_device *dev = pan_device(pscreen); |
| const char * const ir = "panfrost"; |
| |
| if (!(dev->debug & PAN_DBG_DEQP)) |
| 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 []){ 64 }); |
| |
| case PIPE_COMPUTE_CAP_IR_TARGET: |
| if (ret) |
| sprintf(ret, "%s", ir); |
| return strlen(ir) * sizeof(char); |
| |
| case PIPE_COMPUTE_CAP_GRID_DIMENSION: |
| RET((uint64_t []) { 3 }); |
| |
| case PIPE_COMPUTE_CAP_MAX_GRID_SIZE: |
| RET(((uint64_t []) { 65535, 65535, 65535 })); |
| |
| case PIPE_COMPUTE_CAP_MAX_BLOCK_SIZE: |
| RET(((uint64_t []) { 1024, 1024, 64 })); |
| |
| case PIPE_COMPUTE_CAP_MAX_THREADS_PER_BLOCK: |
| RET((uint64_t []) { 1024 }); |
| |
| case PIPE_COMPUTE_CAP_MAX_GLOBAL_SIZE: |
| RET((uint64_t []) { 1024*1024*512 /* Maybe get memory */ }); |
| |
| case PIPE_COMPUTE_CAP_MAX_LOCAL_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: |
| RET((uint64_t []) { 1024*1024*512 /* Maybe get memory */ }); |
| |
| case PIPE_COMPUTE_CAP_MAX_CLOCK_FREQUENCY: |
| RET((uint32_t []) { 800 /* MHz -- TODO */ }); |
| |
| case PIPE_COMPUTE_CAP_MAX_COMPUTE_UNITS: |
| RET((uint32_t []) { 9999 }); // TODO |
| |
| case PIPE_COMPUTE_CAP_IMAGES_SUPPORTED: |
| RET((uint32_t []) { 1 }); // TODO |
| |
| case PIPE_COMPUTE_CAP_SUBGROUP_SIZE: |
| RET((uint32_t []) { 32 }); // TODO |
| |
| case PIPE_COMPUTE_CAP_MAX_VARIABLE_THREADS_PER_BLOCK: |
| RET((uint64_t []) { 1024 }); // TODO |
| } |
| |
| return 0; |
| } |
| |
| static void |
| panfrost_destroy_screen(struct pipe_screen *pscreen) |
| { |
| panfrost_close_device(pan_device(pscreen)); |
| ralloc_free(pscreen); |
| } |
| |
| static uint64_t |
| panfrost_get_timestamp(struct pipe_screen *_screen) |
| { |
| return os_time_get_nano(); |
| } |
| |
| static void |
| panfrost_fence_reference(struct pipe_screen *pscreen, |
| struct pipe_fence_handle **ptr, |
| struct pipe_fence_handle *fence) |
| { |
| struct panfrost_device *dev = pan_device(pscreen); |
| struct panfrost_fence **p = (struct panfrost_fence **)ptr; |
| struct panfrost_fence *f = (struct panfrost_fence *)fence; |
| struct panfrost_fence *old = *p; |
| |
| if (pipe_reference(&(*p)->reference, &f->reference)) { |
| drmSyncobjDestroy(dev->fd, old->syncobj); |
| free(old); |
| } |
| *p = f; |
| } |
| |
| static bool |
| panfrost_fence_finish(struct pipe_screen *pscreen, |
| struct pipe_context *ctx, |
| struct pipe_fence_handle *fence, |
| uint64_t timeout) |
| { |
| struct panfrost_device *dev = pan_device(pscreen); |
| struct panfrost_fence *f = (struct panfrost_fence *)fence; |
| int ret; |
| |
| if (f->signaled) |
| return true; |
| |
| uint64_t abs_timeout = os_time_get_absolute_timeout(timeout); |
| if (abs_timeout == OS_TIMEOUT_INFINITE) |
| abs_timeout = INT64_MAX; |
| |
| ret = drmSyncobjWait(dev->fd, &f->syncobj, |
| 1, |
| abs_timeout, DRM_SYNCOBJ_WAIT_FLAGS_WAIT_ALL, |
| NULL); |
| |
| f->signaled = (ret >= 0); |
| return f->signaled; |
| } |
| |
| struct panfrost_fence * |
| panfrost_fence_create(struct panfrost_context *ctx, |
| uint32_t syncobj) |
| { |
| struct panfrost_fence *f = calloc(1, sizeof(*f)); |
| if (!f) |
| return NULL; |
| |
| pipe_reference_init(&f->reference, 1); |
| f->syncobj = syncobj; |
| |
| return f; |
| } |
| |
| static const void * |
| panfrost_screen_get_compiler_options(struct pipe_screen *pscreen, |
| enum pipe_shader_ir ir, |
| enum pipe_shader_type shader) |
| { |
| if (pan_device(pscreen)->quirks & IS_BIFROST) |
| return &bifrost_nir_options; |
| else |
| return &midgard_nir_options; |
| } |
| |
| struct pipe_screen * |
| panfrost_create_screen(int fd, struct renderonly *ro) |
| { |
| /* Create the screen */ |
| struct panfrost_screen *screen = rzalloc(NULL, struct panfrost_screen); |
| |
| if (!screen) |
| return NULL; |
| |
| struct panfrost_device *dev = pan_device(&screen->base); |
| panfrost_open_device(screen, fd, dev); |
| |
| dev->debug = debug_get_flags_option("PAN_MESA_DEBUG", debug_options, 0); |
| |
| if (dev->debug & PAN_DBG_NO_AFBC) |
| dev->quirks |= MIDGARD_NO_AFBC; |
| |
| if (ro) { |
| dev->ro = renderonly_dup(ro); |
| if (!dev->ro) { |
| if (dev->debug & PAN_DBG_MSGS) |
| fprintf(stderr, "Failed to dup renderonly object\n"); |
| |
| free(screen); |
| return NULL; |
| } |
| } |
| |
| /* Check if we're loading against a supported GPU model. */ |
| |
| switch (dev->gpu_id) { |
| case 0x720: /* T720 */ |
| case 0x750: /* T760 */ |
| case 0x820: /* T820 */ |
| case 0x860: /* T860 */ |
| break; |
| case 0x6221: /* G72 */ |
| case 0x7093: /* G31 */ |
| case 0x7212: /* G52 */ |
| if (dev->debug & PAN_DBG_BIFROST) |
| break; |
| |
| /* fallthrough */ |
| default: |
| /* Fail to load against untested models */ |
| debug_printf("panfrost: Unsupported model %X", dev->gpu_id); |
| panfrost_destroy_screen(&(screen->base)); |
| return NULL; |
| } |
| |
| if (dev->debug & (PAN_DBG_TRACE | PAN_DBG_SYNC)) |
| pandecode_initialize(!(dev->debug & PAN_DBG_TRACE)); |
| |
| screen->base.destroy = panfrost_destroy_screen; |
| |
| screen->base.get_name = panfrost_get_name; |
| screen->base.get_vendor = panfrost_get_vendor; |
| screen->base.get_device_vendor = panfrost_get_device_vendor; |
| screen->base.get_param = panfrost_get_param; |
| screen->base.get_shader_param = panfrost_get_shader_param; |
| screen->base.get_compute_param = panfrost_get_compute_param; |
| screen->base.get_paramf = panfrost_get_paramf; |
| screen->base.get_timestamp = panfrost_get_timestamp; |
| screen->base.is_format_supported = panfrost_is_format_supported; |
| screen->base.query_dmabuf_modifiers = panfrost_query_dmabuf_modifiers; |
| screen->base.context_create = panfrost_create_context; |
| screen->base.get_compiler_options = panfrost_screen_get_compiler_options; |
| screen->base.fence_reference = panfrost_fence_reference; |
| screen->base.fence_finish = panfrost_fence_finish; |
| screen->base.set_damage_region = panfrost_resource_set_damage_region; |
| |
| panfrost_resource_screen_init(&screen->base); |
| panfrost_init_blit_shaders(dev); |
| |
| return &screen->base; |
| } |
