forked from bartvdbraak/blender
a0f16e12a0
For example, for RX480 you'll no longer see "Ellesmere" but will see "AMD Radeon RX 480 Graphics" which makes more sense and allows to easily distinguish which exact card it is when having multiple different cards of Ellesmere codenames (i.e. RX480 and WX7100) in the same machine.
481 lines
16 KiB
C++
481 lines
16 KiB
C++
/*
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* Copyright 2011-2013 Blender Foundation
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifdef WITH_OPENCL
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#include "device.h"
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#include "util_map.h"
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#include "util_param.h"
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#include "util_string.h"
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#include "clew.h"
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CCL_NAMESPACE_BEGIN
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/* Define CYCLES_DISABLE_DRIVER_WORKAROUNDS to disable workaounds for testing */
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#ifndef CYCLES_DISABLE_DRIVER_WORKAROUNDS
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/* Work around AMD driver hangs by ensuring each command is finished before doing anything else. */
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# undef clEnqueueNDRangeKernel
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# define clEnqueueNDRangeKernel(a, b, c, d, e, f, g, h, i) \
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clFinish(a); \
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CLEW_GET_FUN(__clewEnqueueNDRangeKernel)(a, b, c, d, e, f, g, h, i); \
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clFinish(a);
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# undef clEnqueueWriteBuffer
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# define clEnqueueWriteBuffer(a, b, c, d, e, f, g, h, i) \
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clFinish(a); \
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CLEW_GET_FUN(__clewEnqueueWriteBuffer)(a, b, c, d, e, f, g, h, i); \
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clFinish(a);
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# undef clEnqueueReadBuffer
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# define clEnqueueReadBuffer(a, b, c, d, e, f, g, h, i) \
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clFinish(a); \
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CLEW_GET_FUN(__clewEnqueueReadBuffer)(a, b, c, d, e, f, g, h, i); \
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clFinish(a);
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#endif /* CYCLES_DISABLE_DRIVER_WORKAROUNDS */
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#define CL_MEM_PTR(p) ((cl_mem)(uintptr_t)(p))
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struct OpenCLPlatformDevice {
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OpenCLPlatformDevice(cl_platform_id platform_id,
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const string& platform_name,
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cl_device_id device_id,
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cl_device_type device_type,
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const string& device_name,
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const string& hardware_id)
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: platform_id(platform_id),
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platform_name(platform_name),
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device_id(device_id),
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device_type(device_type),
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device_name(device_name),
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hardware_id(hardware_id) {}
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cl_platform_id platform_id;
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string platform_name;
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cl_device_id device_id;
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cl_device_type device_type;
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string device_name;
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string hardware_id;
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};
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/* Contains all static OpenCL helper functions. */
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class OpenCLInfo
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{
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public:
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static cl_device_type device_type();
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static bool use_debug();
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static bool kernel_use_advanced_shading(const string& platform_name);
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static bool kernel_use_split(const string& platform_name,
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const cl_device_type device_type);
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static bool device_supported(const string& platform_name,
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const cl_device_id device_id);
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static bool platform_version_check(cl_platform_id platform,
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string *error = NULL);
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static bool device_version_check(cl_device_id device,
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string *error = NULL);
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static string get_hardware_id(string platform_name,
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cl_device_id device_id);
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static void get_usable_devices(vector<OpenCLPlatformDevice> *usable_devices,
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bool force_all = false);
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static bool use_single_program();
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/* ** Some handy shortcuts to low level cl*GetInfo() functions. ** */
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/* Platform information. */
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static bool get_num_platforms(cl_uint *num_platforms, cl_int *error = NULL);
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static cl_uint get_num_platforms();
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static bool get_platforms(vector<cl_platform_id> *platform_ids,
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cl_int *error = NULL);
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static vector<cl_platform_id> get_platforms();
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static bool get_platform_name(cl_platform_id platform_id,
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string *platform_name);
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static string get_platform_name(cl_platform_id platform_id);
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static bool get_num_platform_devices(cl_platform_id platform_id,
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cl_device_type device_type,
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cl_uint *num_devices,
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cl_int *error = NULL);
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static cl_uint get_num_platform_devices(cl_platform_id platform_id,
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cl_device_type device_type);
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static bool get_platform_devices(cl_platform_id platform_id,
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cl_device_type device_type,
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vector<cl_device_id> *device_ids,
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cl_int* error = NULL);
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static vector<cl_device_id> get_platform_devices(cl_platform_id platform_id,
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cl_device_type device_type);
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/* Device information. */
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static bool get_device_name(cl_device_id device_id,
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string *device_name,
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cl_int* error = NULL);
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static string get_device_name(cl_device_id device_id);
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static bool get_device_type(cl_device_id device_id,
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cl_device_type *device_type,
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cl_int* error = NULL);
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static cl_device_type get_device_type(cl_device_id device_id);
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/* Get somewhat more readable device name.
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* Main difference is AMD OpenCL here which only gives code name
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* for the regular device name. This will give more sane device
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* name using some extensions.
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*/
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static string get_readable_device_name(cl_device_id device_id);
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};
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/* Thread safe cache for contexts and programs.
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*/
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class OpenCLCache
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{
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struct Slot
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{
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struct ProgramEntry
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{
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ProgramEntry();
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ProgramEntry(const ProgramEntry& rhs);
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~ProgramEntry();
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cl_program program;
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thread_mutex *mutex;
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};
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Slot();
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Slot(const Slot& rhs);
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~Slot();
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thread_mutex *context_mutex;
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cl_context context;
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typedef map<ustring, ProgramEntry> EntryMap;
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EntryMap programs;
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};
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/* key is combination of platform ID and device ID */
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typedef pair<cl_platform_id, cl_device_id> PlatformDevicePair;
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/* map of Slot objects */
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typedef map<PlatformDevicePair, Slot> CacheMap;
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CacheMap cache;
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/* MD5 hash of the kernel source. */
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string kernel_md5;
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thread_mutex cache_lock;
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thread_mutex kernel_md5_lock;
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/* lazy instantiate */
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static OpenCLCache& global_instance();
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public:
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enum ProgramName {
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OCL_DEV_BASE_PROGRAM,
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OCL_DEV_MEGAKERNEL_PROGRAM,
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};
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/* Lookup context in the cache. If this returns NULL, slot_locker
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* will be holding a lock for the cache. slot_locker should refer to a
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* default constructed thread_scoped_lock. */
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static cl_context get_context(cl_platform_id platform,
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cl_device_id device,
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thread_scoped_lock& slot_locker);
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/* Same as above. */
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static cl_program get_program(cl_platform_id platform,
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cl_device_id device,
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ustring key,
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thread_scoped_lock& slot_locker);
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/* Store context in the cache. You MUST have tried to get the item before storing to it. */
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static void store_context(cl_platform_id platform,
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cl_device_id device,
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cl_context context,
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thread_scoped_lock& slot_locker);
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/* Same as above. */
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static void store_program(cl_platform_id platform,
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cl_device_id device,
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cl_program program,
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ustring key,
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thread_scoped_lock& slot_locker);
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static string get_kernel_md5();
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};
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#define opencl_assert(stmt) \
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{ \
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cl_int err = stmt; \
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\
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if(err != CL_SUCCESS) { \
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string message = string_printf("OpenCL error: %s in %s", clewErrorString(err), #stmt); \
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if(error_msg == "") \
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error_msg = message; \
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fprintf(stderr, "%s\n", message.c_str()); \
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} \
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} (void)0
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class OpenCLDeviceBase : public Device
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{
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public:
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DedicatedTaskPool task_pool;
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cl_context cxContext;
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cl_command_queue cqCommandQueue;
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cl_platform_id cpPlatform;
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cl_device_id cdDevice;
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cl_int ciErr;
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class OpenCLProgram {
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public:
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OpenCLProgram() : loaded(false), device(NULL) {}
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OpenCLProgram(OpenCLDeviceBase *device,
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string program_name,
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string kernel_name,
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string kernel_build_options,
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bool use_stdout = true);
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~OpenCLProgram();
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void add_kernel(ustring name);
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void load();
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bool is_loaded() { return loaded; }
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string get_log() { return log; }
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void report_error();
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cl_kernel operator()();
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cl_kernel operator()(ustring name);
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void release();
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private:
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bool build_kernel(const string *debug_src);
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bool compile_kernel(const string *debug_src);
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bool load_binary(const string& clbin, const string *debug_src = NULL);
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bool save_binary(const string& clbin);
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void add_log(string msg, bool is_debug);
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void add_error(string msg);
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bool loaded;
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cl_program program;
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OpenCLDeviceBase *device;
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/* Used for the OpenCLCache key. */
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string program_name;
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string kernel_file, kernel_build_options, device_md5;
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bool use_stdout;
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string log, error_msg;
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string compile_output;
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map<ustring, cl_kernel> kernels;
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};
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OpenCLProgram base_program;
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typedef map<string, device_vector<uchar>*> ConstMemMap;
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typedef map<string, device_ptr> MemMap;
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ConstMemMap const_mem_map;
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MemMap mem_map;
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device_ptr null_mem;
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bool device_initialized;
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string platform_name;
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string device_name;
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bool opencl_error(cl_int err);
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void opencl_error(const string& message);
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void opencl_assert_err(cl_int err, const char* where);
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OpenCLDeviceBase(DeviceInfo& info, Stats &stats, bool background_);
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~OpenCLDeviceBase();
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static void CL_CALLBACK context_notify_callback(const char *err_info,
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const void * /*private_info*/, size_t /*cb*/, void *user_data);
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bool opencl_version_check();
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string device_md5_hash(string kernel_custom_build_options = "");
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bool load_kernels(const DeviceRequestedFeatures& requested_features);
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/* Has to be implemented by the real device classes.
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* The base device will then load all these programs. */
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virtual bool load_kernels(const DeviceRequestedFeatures& requested_features,
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vector<OpenCLProgram*> &programs) = 0;
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void mem_alloc(const char *name, device_memory& mem, MemoryType type);
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void mem_copy_to(device_memory& mem);
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void mem_copy_from(device_memory& mem, int y, int w, int h, int elem);
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void mem_zero(device_memory& mem);
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void mem_free(device_memory& mem);
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void const_copy_to(const char *name, void *host, size_t size);
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void tex_alloc(const char *name,
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device_memory& mem,
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InterpolationType /*interpolation*/,
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ExtensionType /*extension*/);
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void tex_free(device_memory& mem);
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size_t global_size_round_up(int group_size, int global_size);
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void enqueue_kernel(cl_kernel kernel, size_t w, size_t h);
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void set_kernel_arg_mem(cl_kernel kernel, cl_uint *narg, const char *name);
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void film_convert(DeviceTask& task, device_ptr buffer, device_ptr rgba_byte, device_ptr rgba_half);
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void shader(DeviceTask& task);
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class OpenCLDeviceTask : public DeviceTask {
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public:
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OpenCLDeviceTask(OpenCLDeviceBase *device, DeviceTask& task)
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: DeviceTask(task)
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{
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run = function_bind(&OpenCLDeviceBase::thread_run,
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device,
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this);
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}
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};
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int get_split_task_count(DeviceTask& /*task*/)
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{
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return 1;
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}
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void task_add(DeviceTask& task)
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{
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task_pool.push(new OpenCLDeviceTask(this, task));
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}
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void task_wait()
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{
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task_pool.wait();
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}
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void task_cancel()
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{
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task_pool.cancel();
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}
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virtual void thread_run(DeviceTask * /*task*/) = 0;
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protected:
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string kernel_build_options(const string *debug_src = NULL);
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class ArgumentWrapper {
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public:
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ArgumentWrapper() : size(0), pointer(NULL)
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{
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}
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ArgumentWrapper(device_memory& argument) : size(sizeof(void*)),
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pointer((void*)(&argument.device_pointer))
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{
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}
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template<typename T>
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ArgumentWrapper(device_vector<T>& argument) : size(sizeof(void*)),
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pointer((void*)(&argument.device_pointer))
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{
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}
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template<typename T>
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ArgumentWrapper(T& argument) : size(sizeof(argument)),
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pointer(&argument)
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{
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}
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ArgumentWrapper(int argument) : size(sizeof(int)),
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int_value(argument),
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pointer(&int_value)
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{
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}
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ArgumentWrapper(float argument) : size(sizeof(float)),
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float_value(argument),
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pointer(&float_value)
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{
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}
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size_t size;
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int int_value;
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float float_value;
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void *pointer;
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};
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/* TODO(sergey): In the future we can use variadic templates, once
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* C++0x is allowed. Should allow to clean this up a bit.
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*/
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int kernel_set_args(cl_kernel kernel,
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int start_argument_index,
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const ArgumentWrapper& arg1 = ArgumentWrapper(),
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const ArgumentWrapper& arg2 = ArgumentWrapper(),
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const ArgumentWrapper& arg3 = ArgumentWrapper(),
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const ArgumentWrapper& arg4 = ArgumentWrapper(),
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const ArgumentWrapper& arg5 = ArgumentWrapper(),
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const ArgumentWrapper& arg6 = ArgumentWrapper(),
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const ArgumentWrapper& arg7 = ArgumentWrapper(),
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const ArgumentWrapper& arg8 = ArgumentWrapper(),
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const ArgumentWrapper& arg9 = ArgumentWrapper(),
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const ArgumentWrapper& arg10 = ArgumentWrapper(),
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const ArgumentWrapper& arg11 = ArgumentWrapper(),
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const ArgumentWrapper& arg12 = ArgumentWrapper(),
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const ArgumentWrapper& arg13 = ArgumentWrapper(),
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const ArgumentWrapper& arg14 = ArgumentWrapper(),
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const ArgumentWrapper& arg15 = ArgumentWrapper(),
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const ArgumentWrapper& arg16 = ArgumentWrapper(),
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const ArgumentWrapper& arg17 = ArgumentWrapper(),
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const ArgumentWrapper& arg18 = ArgumentWrapper(),
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const ArgumentWrapper& arg19 = ArgumentWrapper(),
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const ArgumentWrapper& arg20 = ArgumentWrapper(),
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const ArgumentWrapper& arg21 = ArgumentWrapper(),
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const ArgumentWrapper& arg22 = ArgumentWrapper(),
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const ArgumentWrapper& arg23 = ArgumentWrapper(),
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const ArgumentWrapper& arg24 = ArgumentWrapper(),
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const ArgumentWrapper& arg25 = ArgumentWrapper(),
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const ArgumentWrapper& arg26 = ArgumentWrapper(),
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const ArgumentWrapper& arg27 = ArgumentWrapper(),
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const ArgumentWrapper& arg28 = ArgumentWrapper(),
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const ArgumentWrapper& arg29 = ArgumentWrapper(),
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const ArgumentWrapper& arg30 = ArgumentWrapper(),
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const ArgumentWrapper& arg31 = ArgumentWrapper(),
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const ArgumentWrapper& arg32 = ArgumentWrapper(),
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const ArgumentWrapper& arg33 = ArgumentWrapper());
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void release_kernel_safe(cl_kernel kernel);
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void release_mem_object_safe(cl_mem mem);
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void release_program_safe(cl_program program);
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/* ** Those guys are for workign around some compiler-specific bugs ** */
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virtual cl_program load_cached_kernel(
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ustring key,
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thread_scoped_lock& cache_locker);
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virtual void store_cached_kernel(
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cl_program program,
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ustring key,
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thread_scoped_lock& cache_locker);
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virtual string build_options_for_base_program(
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const DeviceRequestedFeatures& /*requested_features*/);
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};
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Device *opencl_create_mega_device(DeviceInfo& info, Stats& stats, bool background);
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Device *opencl_create_split_device(DeviceInfo& info, Stats& stats, bool background);
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CCL_NAMESPACE_END
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#endif
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