diff options
| -rw-r--r-- | src/gallium/frontends/clover/core/device.cpp | 120 |
1 files changed, 112 insertions, 8 deletions
diff --git a/src/gallium/frontends/clover/core/device.cpp b/src/gallium/frontends/clover/core/device.cpp index 2ba673e71b9..d9bd2d00f04 100644 --- a/src/gallium/frontends/clover/core/device.cpp +++ b/src/gallium/frontends/clover/core/device.cpp @@ -45,20 +45,124 @@ namespace { pipe->get_compute_param(pipe, ir_format, cap, &v.front()); return v; } + + cl_version + get_highest_supported_version(const device &dev) { + // All the checks below assume that the device supports FULL_PROFILE + // (which is the only profile support by clover) and that a device is + // not CUSTOM. + assert(dev.type() != CL_DEVICE_TYPE_CUSTOM); + + cl_version version = CL_MAKE_VERSION(0, 0, 0); + + const auto has_extension = + [extensions = dev.supported_extensions()](const char *extension_name){ + return std::find_if(extensions.begin(), extensions.end(), + [extension_name](const cl_name_version &extension){ + return strcmp(extension.name, extension_name) == 0; + }) != extensions.end(); + }; + const bool supports_images = dev.image_support(); + + // Check requirements for OpenCL 1.0 + if (dev.max_compute_units() < 1 || + dev.max_block_size().size() < 3 || + // TODO: Check CL_DEVICE_MAX_WORK_ITEM_SIZES + dev.max_threads_per_block() < 1 || + (dev.address_bits() != 32 && dev.address_bits() != 64) || + dev.max_mem_alloc_size() < std::max(dev.max_mem_global() / 4, + (cl_ulong)128 * 1024 * 1024) || + dev.max_mem_input() < 256 || + dev.max_const_buffer_size() < 64 * 1024 || + dev.max_const_buffers() < 8 || + dev.max_mem_local() < 16 * 1024 || + dev.clc_version < CL_MAKE_VERSION(1, 0, 0) || + (supports_images && + (dev.max_images_read() < 128 || + dev.max_images_write() < 8 || + dev.max_image_size() < 8192 || + dev.max_image_size_3d() < 2048 || + dev.max_samplers() < 16))) { + return version; + } + version = CL_MAKE_VERSION(1, 0, 0); + + // Check requirements for OpenCL 1.1 + if (!has_extension("cl_khr_byte_addressable_store") || + !has_extension("cl_khr_global_int32_base_atomics") || + !has_extension("cl_khr_global_int32_extended_atomics") || + !has_extension("cl_khr_local_int32_base_atomics") || + !has_extension("cl_khr_local_int32_extended_atomics") || + // OpenCL 1.1 increased the minimum value for + // CL_DEVICE_MAX_PARAMETER_SIZE to 1024 bytes. + dev.max_mem_input() < 1024 || + dev.mem_base_addr_align() < sizeof(cl_long16) || + // OpenCL 1.1 increased the minimum value for + // CL_DEVICE_LOCAL_MEM_SIZE to 32 KB. + dev.max_mem_local() < 32 * 1024 || + dev.clc_version < CL_MAKE_VERSION(1, 1, 0)) { + return version; + } + version = CL_MAKE_VERSION(1, 1, 0); + + // Check requirements for OpenCL 1.2 + if ((dev.has_doubles() && !has_extension("cl_khr_fp64")) || + dev.clc_version < CL_MAKE_VERSION(1, 2, 0) || + dev.max_printf_buffer_size() < 1 * 1024 * 1024 || + (supports_images && + (dev.max_image_buffer_size() < 65536 || + dev.max_image_array_number() < 2048))) { + return version; + } + version = CL_MAKE_VERSION(1, 2, 0); + + // Check requirements for OpenCL 3.0 + if (dev.max_mem_alloc_size() < std::max(std::min((cl_ulong)1024 * 1024 * 1024, + dev.max_mem_global() / 4), + (cl_ulong)128 * 1024 * 1024) || + // TODO: If pipes are supported, check: + // * CL_DEVICE_MAX_PIPE_ARGS + // * CL_DEVICE_PIPE_MAX_ACTIVE_RESERVATIONS + // * CL_DEVICE_PIPE_MAX_PACKET_SIZE + // TODO: If on-device queues are supported, check: + // * CL_DEVICE_QUEUE_ON_DEVICE_PROPERTIES + // * CL_DEVICE_QUEUE_ON_DEVICE_PREFERRED_SIZE + // * CL_DEVICE_QUEUE_ON_DEVICE_MAX_SIZE + // * CL_DEVICE_MAX_ON_DEVICE_QUEUES + // * CL_DEVICE_MAX_ON_DEVICE_EVENTS + dev.clc_version < CL_MAKE_VERSION(3, 0, 0) || + (supports_images && + (dev.max_images_write() < 64 || + dev.max_image_size() < 16384))) { + return version; + } + version = CL_MAKE_VERSION(3, 0, 0); + + return version; + } } device::device(clover::platform &platform, pipe_loader_device *ldev) : platform(platform), clc_cache(NULL), ldev(ldev) { - unsigned major = 1, minor = 1; - debug_get_version_option("CLOVER_DEVICE_VERSION_OVERRIDE", &major, &minor); - version = CL_MAKE_VERSION(major, minor, 0); - - major = 1, minor = 1; - debug_get_version_option("CLOVER_DEVICE_CLC_VERSION_OVERRIDE", &major, &minor); - clc_version = CL_MAKE_VERSION(major, minor, 0); - pipe = pipe_loader_create_screen(ldev); if (pipe && pipe->get_param(pipe, PIPE_CAP_COMPUTE)) { + const bool has_supported_ir = supports_ir(PIPE_SHADER_IR_NATIVE) || + supports_ir(PIPE_SHADER_IR_NIR_SERIALIZED); + if (has_supported_ir) { + unsigned major = 1, minor = 1; + debug_get_version_option("CLOVER_DEVICE_CLC_VERSION_OVERRIDE", + &major, &minor); + clc_version = CL_MAKE_VERSION(major, minor, 0); + + version = get_highest_supported_version(*this); + major = CL_VERSION_MAJOR(version); + minor = CL_VERSION_MINOR(version); + debug_get_version_option("CLOVER_DEVICE_VERSION_OVERRIDE", &major, + &minor); + version = CL_MAKE_VERSION(major, minor, 0); + + } + if (supports_ir(PIPE_SHADER_IR_NATIVE)) return; #ifdef HAVE_CLOVER_SPIRV |