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

Message ID 1559577023-558-52-git-send-email-suzuki.poulose@arm.com
State Superseded
Headers show
Series [RFC,01/57] drivers: s390/cio: Use driver_for_each_device | expand

Commit Message

Suzuki K Poulose June 3, 2019, 3:50 p.m. UTC 
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(+)

-- 
2.7.4
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Patch

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));