| /* SPDX-License-Identifier: GPL-2.0 */ |
| #ifndef _CPU_DEVICE_ID |
| #define _CPU_DEVICE_ID 1 |
| |
| /* |
| * Declare drivers belonging to specific x86 CPUs |
| * Similar in spirit to pci_device_id and related PCI functions |
| */ |
| |
| #include <linux/mod_devicetable.h> |
| |
| #define X86_STEPPINGS(mins, maxs) GENMASK(maxs, mins) |
| |
| /** |
| * X86_MATCH_VENDOR_FAM_MODEL_STEPPINGS_FEATURE - Base macro for CPU matching |
| * @_vendor: The vendor name, e.g. INTEL, AMD, HYGON, ..., ANY |
| * The name is expanded to X86_VENDOR_@_vendor |
| * @_family: The family number or X86_FAMILY_ANY |
| * @_model: The model number, model constant or X86_MODEL_ANY |
| * @_steppings: Bitmask for steppings, stepping constant or X86_STEPPING_ANY |
| * @_feature: A X86_FEATURE bit or X86_FEATURE_ANY |
| * @_data: Driver specific data or NULL. The internal storage |
| * format is unsigned long. The supplied value, pointer |
| * etc. is casted to unsigned long internally. |
| * |
| * Backport version to keep the SRBDS pile consistant. No shorter variants |
| * required for this. |
| */ |
| #define X86_MATCH_VENDOR_FAM_MODEL_STEPPINGS_FEATURE(_vendor, _family, _model, \ |
| _steppings, _feature, _data) { \ |
| .vendor = X86_VENDOR_##_vendor, \ |
| .family = _family, \ |
| .model = _model, \ |
| .steppings = _steppings, \ |
| .feature = _feature, \ |
| .driver_data = (unsigned long) _data \ |
| } |
| |
| extern const struct x86_cpu_id *x86_match_cpu(const struct x86_cpu_id *match); |
| |
| #endif |
