diff options
Diffstat (limited to 'include/acpi/acpi_bus.h')
| -rw-r--r-- | include/acpi/acpi_bus.h | 24 |
1 files changed, 23 insertions, 1 deletions
diff --git a/include/acpi/acpi_bus.h b/include/acpi/acpi_bus.h index 4bde0b417476..aae31552c574 100644 --- a/include/acpi/acpi_bus.h +++ b/include/acpi/acpi_bus.h @@ -764,9 +764,15 @@ static inline bool acpi_device_can_poweroff(struct acpi_device *adev) adev->power.states[ACPI_STATE_D3_HOT].flags.explicit_set); } -bool acpi_dev_hid_uid_match(struct acpi_device *adev, const char *hid2, const char *uid2); int acpi_dev_uid_to_integer(struct acpi_device *adev, u64 *integer); +static inline bool acpi_dev_hid_match(struct acpi_device *adev, const char *hid2) +{ + const char *hid1 = acpi_device_hid(adev); + + return hid1 && hid2 && !strcmp(hid1, hid2); +} + static inline bool acpi_str_uid_match(struct acpi_device *adev, const char *uid2) { const char *uid1 = acpi_device_uid(adev); @@ -807,6 +813,22 @@ static inline bool acpi_int_uid_match(struct acpi_device *adev, u64 uid2) /* Treat as an integer otherwise */ \ default: acpi_int_uid_match)(adev, uid2) +/** + * acpi_dev_hid_uid_match - Match device by supplied HID and UID + * @adev: ACPI device to match. + * @hid2: Hardware ID of the device. + * @uid2: Unique ID of the device, pass 0 or NULL to not check _UID. + * + * Matches HID and UID in @adev with given @hid2 and @uid2. Absence of @uid2 + * will be treated as a match. If user wants to validate @uid2, it should be + * done before calling this function. + * + * Returns: %true if matches or @uid2 is 0 or NULL, %false otherwise. + */ +#define acpi_dev_hid_uid_match(adev, hid2, uid2) \ + (acpi_dev_hid_match(adev, hid2) && \ + (!(uid2) || acpi_dev_uid_match(adev, uid2))) + void acpi_dev_clear_dependencies(struct acpi_device *supplier); bool acpi_dev_ready_for_enumeration(const struct acpi_device *device); struct acpi_device *acpi_dev_get_next_consumer_dev(struct acpi_device *supplier, |