diff options
| author | Andy Shevchenko <andriy.shevchenko@linux.intel.com> | 2021-10-14 16:47:54 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-10-20 19:38:29 +0200 |
| commit | a164ff53cbd34479aeac3366840669b10845ce53 (patch) | |
| tree | 53f6215491b43b2ec02fd359b8d048707178dad4 | |
| parent | b5bc8ac25aa1477fee3853718f2673a594efdc4b (diff) | |
driver core: Provide device_match_acpi_handle() helper
We have a couple of users of this helper, make it available for them.
The prototype for the helper is specifically crafted in order to be
easily used with bus_find_device() call. That's why its location is
in the driver core rather than ACPI.
Reviewed-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20211014134756.39092-1-andriy.shevchenko@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/base/core.c | 6 | ||||
| -rw-r--r-- | include/linux/device/bus.h | 1 |
2 files changed, 7 insertions, 0 deletions
diff --git a/drivers/base/core.c b/drivers/base/core.c index b67ebe6a323c..fd034d742447 100644 --- a/drivers/base/core.c +++ b/drivers/base/core.c @@ -4838,6 +4838,12 @@ int device_match_acpi_dev(struct device *dev, const void *adev) } EXPORT_SYMBOL(device_match_acpi_dev); +int device_match_acpi_handle(struct device *dev, const void *handle) +{ + return ACPI_HANDLE(dev) == handle; +} +EXPORT_SYMBOL(device_match_acpi_handle); + int device_match_any(struct device *dev, const void *unused) { return 1; diff --git a/include/linux/device/bus.h b/include/linux/device/bus.h index 062777a45a74..a039ab809753 100644 --- a/include/linux/device/bus.h +++ b/include/linux/device/bus.h @@ -143,6 +143,7 @@ int device_match_of_node(struct device *dev, const void *np); int device_match_fwnode(struct device *dev, const void *fwnode); int device_match_devt(struct device *dev, const void *pdevt); int device_match_acpi_dev(struct device *dev, const void *adev); +int device_match_acpi_handle(struct device *dev, const void *handle); int device_match_any(struct device *dev, const void *unused); /* iterator helpers for buses */ |