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lora-scripts/sd-scripts/library/ipex/__init__.py

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+import os
+import sys
+import contextlib
+import torch
+import intel_extension_for_pytorch as ipex # pylint: disable=import-error, unused-import
+from .hijacks import ipex_hijacks
+
+# pylint: disable=protected-access, missing-function-docstring, line-too-long
+
+def ipex_init(): # pylint: disable=too-many-statements
+    try:
+        if hasattr(torch, "cuda") and hasattr(torch.cuda, "is_xpu_hijacked") and torch.cuda.is_xpu_hijacked:
+            return True, "Skipping IPEX hijack"
+        else:
+            # Replace cuda with xpu:
+            torch.cuda.current_device = torch.xpu.current_device
+            torch.cuda.current_stream = torch.xpu.current_stream
+            torch.cuda.device = torch.xpu.device
+            torch.cuda.device_count = torch.xpu.device_count
+            torch.cuda.device_of = torch.xpu.device_of
+            torch.cuda.get_device_name = torch.xpu.get_device_name
+            torch.cuda.get_device_properties = torch.xpu.get_device_properties
+            torch.cuda.init = torch.xpu.init
+            torch.cuda.is_available = torch.xpu.is_available
+            torch.cuda.is_initialized = torch.xpu.is_initialized
+            torch.cuda.is_current_stream_capturing = lambda: False
+            torch.cuda.set_device = torch.xpu.set_device
+            torch.cuda.stream = torch.xpu.stream
+            torch.cuda.synchronize = torch.xpu.synchronize
+            torch.cuda.Event = torch.xpu.Event
+            torch.cuda.Stream = torch.xpu.Stream
+            torch.cuda.FloatTensor = torch.xpu.FloatTensor
+            torch.Tensor.cuda = torch.Tensor.xpu
+            torch.Tensor.is_cuda = torch.Tensor.is_xpu
+            torch.nn.Module.cuda = torch.nn.Module.xpu
+            torch.UntypedStorage.cuda = torch.UntypedStorage.xpu
+            torch.cuda._initialization_lock = torch.xpu.lazy_init._initialization_lock
+            torch.cuda._initialized = torch.xpu.lazy_init._initialized
+            torch.cuda._lazy_seed_tracker = torch.xpu.lazy_init._lazy_seed_tracker
+            torch.cuda._queued_calls = torch.xpu.lazy_init._queued_calls
+            torch.cuda._tls = torch.xpu.lazy_init._tls
+            torch.cuda.threading = torch.xpu.lazy_init.threading
+            torch.cuda.traceback = torch.xpu.lazy_init.traceback
+            torch.cuda.Optional = torch.xpu.Optional
+            torch.cuda.__cached__ = torch.xpu.__cached__
+            torch.cuda.__loader__ = torch.xpu.__loader__
+            torch.cuda.ComplexFloatStorage = torch.xpu.ComplexFloatStorage
+            torch.cuda.Tuple = torch.xpu.Tuple
+            torch.cuda.streams = torch.xpu.streams
+            torch.cuda._lazy_new = torch.xpu._lazy_new
+            torch.cuda.FloatStorage = torch.xpu.FloatStorage
+            torch.cuda.Any = torch.xpu.Any
+            torch.cuda.__doc__ = torch.xpu.__doc__
+            torch.cuda.default_generators = torch.xpu.default_generators
+            torch.cuda.HalfTensor = torch.xpu.HalfTensor
+            torch.cuda._get_device_index = torch.xpu._get_device_index
+            torch.cuda.__path__ = torch.xpu.__path__
+            torch.cuda.Device = torch.xpu.Device
+            torch.cuda.IntTensor = torch.xpu.IntTensor
+            torch.cuda.ByteStorage = torch.xpu.ByteStorage
+            torch.cuda.set_stream = torch.xpu.set_stream
+            torch.cuda.BoolStorage = torch.xpu.BoolStorage
+            torch.cuda.os = torch.xpu.os
+            torch.cuda.torch = torch.xpu.torch
+            torch.cuda.BFloat16Storage = torch.xpu.BFloat16Storage
+            torch.cuda.Union = torch.xpu.Union
+            torch.cuda.DoubleTensor = torch.xpu.DoubleTensor
+            torch.cuda.ShortTensor = torch.xpu.ShortTensor
+            torch.cuda.LongTensor = torch.xpu.LongTensor
+            torch.cuda.IntStorage = torch.xpu.IntStorage
+            torch.cuda.LongStorage = torch.xpu.LongStorage
+            torch.cuda.__annotations__ = torch.xpu.__annotations__
+            torch.cuda.__package__ = torch.xpu.__package__
+            torch.cuda.__builtins__ = torch.xpu.__builtins__
+            torch.cuda.CharTensor = torch.xpu.CharTensor
+            torch.cuda.List = torch.xpu.List
+            torch.cuda._lazy_init = torch.xpu._lazy_init
+            torch.cuda.BFloat16Tensor = torch.xpu.BFloat16Tensor
+            torch.cuda.DoubleStorage = torch.xpu.DoubleStorage
+            torch.cuda.ByteTensor = torch.xpu.ByteTensor
+            torch.cuda.StreamContext = torch.xpu.StreamContext
+            torch.cuda.ComplexDoubleStorage = torch.xpu.ComplexDoubleStorage
+            torch.cuda.ShortStorage = torch.xpu.ShortStorage
+            torch.cuda._lazy_call = torch.xpu._lazy_call
+            torch.cuda.HalfStorage = torch.xpu.HalfStorage
+            torch.cuda.random = torch.xpu.random
+            torch.cuda._device = torch.xpu._device
+            torch.cuda.classproperty = torch.xpu.classproperty
+            torch.cuda.__name__ = torch.xpu.__name__
+            torch.cuda._device_t = torch.xpu._device_t
+            torch.cuda.warnings = torch.xpu.warnings
+            torch.cuda.__spec__ = torch.xpu.__spec__
+            torch.cuda.BoolTensor = torch.xpu.BoolTensor
+            torch.cuda.CharStorage = torch.xpu.CharStorage
+            torch.cuda.__file__ = torch.xpu.__file__
+            torch.cuda._is_in_bad_fork = torch.xpu.lazy_init._is_in_bad_fork
+            # torch.cuda.is_current_stream_capturing = torch.xpu.is_current_stream_capturing
+
+            # Memory:
+            torch.cuda.memory = torch.xpu.memory
+            if 'linux' in sys.platform and "WSL2" in os.popen("uname -a").read():
+                torch.xpu.empty_cache = lambda: None
+            torch.cuda.empty_cache = torch.xpu.empty_cache
+            torch.cuda.memory_stats = torch.xpu.memory_stats
+            torch.cuda.memory_summary = torch.xpu.memory_summary
+            torch.cuda.memory_snapshot = torch.xpu.memory_snapshot
+            torch.cuda.memory_allocated = torch.xpu.memory_allocated
+            torch.cuda.max_memory_allocated = torch.xpu.max_memory_allocated
+            torch.cuda.memory_reserved = torch.xpu.memory_reserved
+            torch.cuda.memory_cached = torch.xpu.memory_reserved
+            torch.cuda.max_memory_reserved = torch.xpu.max_memory_reserved
+            torch.cuda.max_memory_cached = torch.xpu.max_memory_reserved
+            torch.cuda.reset_peak_memory_stats = torch.xpu.reset_peak_memory_stats
+            torch.cuda.reset_max_memory_cached = torch.xpu.reset_peak_memory_stats
+            torch.cuda.reset_max_memory_allocated = torch.xpu.reset_peak_memory_stats
+            torch.cuda.memory_stats_as_nested_dict = torch.xpu.memory_stats_as_nested_dict
+            torch.cuda.reset_accumulated_memory_stats = torch.xpu.reset_accumulated_memory_stats
+
+            # RNG:
+            torch.cuda.get_rng_state = torch.xpu.get_rng_state
+            torch.cuda.get_rng_state_all = torch.xpu.get_rng_state_all
+            torch.cuda.set_rng_state = torch.xpu.set_rng_state
+            torch.cuda.set_rng_state_all = torch.xpu.set_rng_state_all
+            torch.cuda.manual_seed = torch.xpu.manual_seed
+            torch.cuda.manual_seed_all = torch.xpu.manual_seed_all
+            torch.cuda.seed = torch.xpu.seed
+            torch.cuda.seed_all = torch.xpu.seed_all
+            torch.cuda.initial_seed = torch.xpu.initial_seed
+
+            # AMP:
+            torch.cuda.amp = torch.xpu.amp
+            torch.is_autocast_enabled = torch.xpu.is_autocast_xpu_enabled
+            torch.get_autocast_gpu_dtype = torch.xpu.get_autocast_xpu_dtype
+
+            if not hasattr(torch.cuda.amp, "common"):
+                torch.cuda.amp.common = contextlib.nullcontext()
+            torch.cuda.amp.common.amp_definitely_not_available = lambda: False
+
+            try:
+                torch.cuda.amp.GradScaler = torch.xpu.amp.GradScaler
+            except Exception: # pylint: disable=broad-exception-caught
+                try:
+                    from .gradscaler import gradscaler_init # pylint: disable=import-outside-toplevel, import-error
+                    gradscaler_init()
+                    torch.cuda.amp.GradScaler = torch.xpu.amp.GradScaler
+                except Exception: # pylint: disable=broad-exception-caught
+                    torch.cuda.amp.GradScaler = ipex.cpu.autocast._grad_scaler.GradScaler
+
+            # C
+            torch._C._cuda_getCurrentRawStream = ipex._C._getCurrentStream
+            ipex._C._DeviceProperties.multi_processor_count = ipex._C._DeviceProperties.gpu_subslice_count
+            ipex._C._DeviceProperties.major = 2024
+            ipex._C._DeviceProperties.minor = 0
+
+            # Fix functions with ipex:
+            torch.cuda.mem_get_info = lambda device=None: [(torch.xpu.get_device_properties(device).total_memory - torch.xpu.memory_reserved(device)), torch.xpu.get_device_properties(device).total_memory]
+            torch._utils._get_available_device_type = lambda: "xpu"
+            torch.has_cuda = True
+            torch.cuda.has_half = True
+            torch.cuda.is_bf16_supported = lambda *args, **kwargs: True
+            torch.cuda.is_fp16_supported = lambda *args, **kwargs: True
+            torch.backends.cuda.is_built = lambda *args, **kwargs: True
+            torch.version.cuda = "12.1"
+            torch.cuda.get_device_capability = lambda *args, **kwargs: [12,1]
+            torch.cuda.get_device_properties.major = 12
+            torch.cuda.get_device_properties.minor = 1
+            torch.cuda.ipc_collect = lambda *args, **kwargs: None
+            torch.cuda.utilization = lambda *args, **kwargs: 0
+
+            ipex_hijacks()
+            if not torch.xpu.has_fp64_dtype() or os.environ.get('IPEX_FORCE_ATTENTION_SLICE', None) is not None:
+                try:
+                    from .diffusers import ipex_diffusers
+                    ipex_diffusers()
+                except Exception: # pylint: disable=broad-exception-caught
+                    pass
+            torch.cuda.is_xpu_hijacked = True
+    except Exception as e:
+        return False, e
+    return True, None