[RFC PATCH 51/57] drivers: Add generic helper to match all devices

Suzuki K Poulose
2019-06-03T15:52:51Z

Add a generic helper which matches any given device by always
returning true.

Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com>
---
drivers/base/core.c | 6 ++++++
include/linux/device.h | 1 +
2 files changed, 7 insertions(+)

diff --git a/drivers/base/core.c b/drivers/base/core.c
index 69cba57..dd08bf9 100644
--- a/drivers/base/core.c
+++ b/drivers/base/core.c
@@ -3351,3 +3351,9 @@ int device_match_name(struct device *dev, const void *name)
return sysfs_streq(dev_name(dev), name);
}
EXPORT_SYMBOL_GPL(device_match_name);
+
+int device_match_any(struct device *dev, const void *unused)
+{
+ return 1;
+}
+EXPORT_SYMBOL_GPL(device_match_any);
diff --git a/include/linux/device.h b/include/linux/device.h
index 68d6e04..7ea15e6 100644
--- a/include/linux/device.h
+++ b/include/linux/device.h
@@ -168,6 +168,7 @@ int device_match_acpi_dev(struct device *dev, const void *adev);
int device_match_fwnode(struct device *dev, const void *fwnode);
int device_match_devt(struct device *dev, const void *pdevt);
int device_match_name(struct device *dev, const void *name);
+int device_match_any(struct device *dev, const void *unused);

int bus_for_each_dev(struct bus_type *bus, struct device *start, void *data,
int (*fn)(struct device *dev, void *data));
--
2.7.4