diff --git a/modules/devices.py b/modules/devices.py index 1d4eb563..be599736 100644 --- a/modules/devices.py +++ b/modules/devices.py @@ -3,7 +3,7 @@ import contextlib from functools import lru_cache import torch -from modules import errors, shared +from modules import errors, shared, xpu_specific if sys.platform == "darwin": from modules import mac_specific @@ -30,6 +30,9 @@ def get_optimal_device_name(): if has_mps(): return "mps" + if xpu_specific.has_ipex: + return xpu_specific.get_xpu_device_string() + return "cpu" @@ -100,11 +103,15 @@ def autocast(disable=False): if dtype == torch.float32 or shared.cmd_opts.precision == "full": return contextlib.nullcontext() + if xpu_specific.has_xpu: + return torch.autocast("xpu") + return torch.autocast("cuda") def without_autocast(disable=False): - return torch.autocast("cuda", enabled=False) if torch.is_autocast_enabled() and not disable else contextlib.nullcontext() + device_type = "xpu" if xpu_specific.has_xpu else "cuda" + return torch.autocast(device_type, enabled=False) if torch.is_autocast_enabled() and not disable else contextlib.nullcontext() class NansException(Exception): diff --git a/modules/xpu_specific.py b/modules/xpu_specific.py new file mode 100644 index 00000000..6417dd2d --- /dev/null +++ b/modules/xpu_specific.py @@ -0,0 +1,42 @@ +import contextlib +from modules import shared +from modules.sd_hijack_utils import CondFunc + +has_ipex = False +try: + import torch + import intel_extension_for_pytorch as ipex + has_ipex = True +except Exception: + pass + +def check_for_xpu(): + if not has_ipex: + return False + + return hasattr(torch, 'xpu') and torch.xpu.is_available() + +has_xpu = check_for_xpu() + +def get_xpu_device_string(): + if shared.cmd_opts.device_id is not None: + return f"xpu:{shared.cmd_opts.device_id}" + return "xpu" + +def return_null_context(*args, **kwargs): # pylint: disable=unused-argument + return contextlib.nullcontext() + +if has_xpu: + CondFunc('torch.Generator', + lambda orig_func, device=None: torch.xpu.Generator(device), + lambda orig_func, device=None: device is not None and device != torch.device("cpu") and device != "cpu") + + CondFunc('torch.nn.functional.layer_norm', + lambda orig_func, input, normalized_shape=None, weight=None, *args, **kwargs: + orig_func(input.to(weight.data.dtype), normalized_shape, weight, *args, **kwargs), + lambda orig_func, input, normalized_shape=None, weight=None, *args, **kwargs: + weight is not None and input.dtype != weight.data.dtype) + + CondFunc('torch.nn.modules.GroupNorm.forward', + lambda orig_func, self, input: orig_func(self, input.to(self.weight.data.dtype)), + lambda orig_func, self, input: input.dtype != self.weight.data.dtype)