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Signed-off-by: Bartosz Golaszewski --- drivers/base/core.c | 14 ++++++++++++++ include/linux/device/bus.h | 1 + 2 files changed, 15 insertions(+) diff --git a/drivers/base/core.c b/drivers/base/core.c index f599a1384eec90c104601422b04dc2b4c19d4382..bbf1337978fafc35eb94bda85e0= bb7f6879879c0 100644 --- a/drivers/base/core.c +++ b/drivers/base/core.c @@ -5326,6 +5326,20 @@ int device_match_fwnode(struct device *dev, const vo= id *fwnode) } EXPORT_SYMBOL_GPL(device_match_fwnode); =20 +int device_match_fwnode_ext(struct device *dev, const void *fwnode) +{ + struct fwnode_handle *dev_node =3D dev_fwnode(dev); + + if (!fwnode) + return 0; + + if (dev_node =3D=3D fwnode) + return 1; + + return fwnode_is_primary(dev_node) && dev_node->secondary =3D=3D fwnode; +} +EXPORT_SYMBOL_GPL(device_match_fwnode_ext); + int device_match_devt(struct device *dev, const void *pdevt) { return dev->devt =3D=3D *(dev_t *)pdevt; diff --git a/include/linux/device/bus.h b/include/linux/device/bus.h index 99c3c83ea520876ab3577ffa76f159f89f4f86c5..bb6ed08c39aee497feabdba82d2= e8f89ca1c8b5f 100644 --- a/include/linux/device/bus.h +++ b/include/linux/device/bus.h @@ -137,6 +137,7 @@ int device_match_name(struct device *dev, const void *n= ame); int device_match_type(struct device *dev, const void *type); int device_match_of_node(struct device *dev, const void *np); int device_match_fwnode(struct device *dev, const void *fwnode); +int device_match_fwnode_ext(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); --=20 2.47.3