linux-kernel - [RFC PATCH 56/57] drivers: Introduce driver_find_next

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Date:   Mon,  3 Jun 2019 16:50:22 +0100
From:   Suzuki K Poulose <suzuki.poulose@....com>
To:     linux-kernel@...r.kernel.org
Cc:     gregkh@...uxfoundation.org, rafael@...nel.org,
        suzuki.poulose@....com,
        "Rafael J. Wysocki" <rafael.j.wysocki@...el.com>
Subject: [RFC PATCH 56/57] drivers: Introduce driver_find_next_device() helper

Similar to bus_find_next_device(), add a helper to find
the next device for the given driver.

Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc: "Rafael J. Wysocki" <rafael.j.wysocki@...el.com>
Signed-off-by: Suzuki K Poulose <suzuki.poulose@....com>
---
 include/linux/device.h | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/include/linux/device.h b/include/linux/device.h
index 528efc0..39a7755 100644
--- a/include/linux/device.h
+++ b/include/linux/device.h
@@ -456,6 +456,12 @@ driver_find_device_by_fwnode(struct device_driver *drv,
 	return driver_find_device(drv, start, (void *)fwnode, device_match_fwnode);
 }
 
+static inline struct device *driver_find_next_device(struct device_driver *drv,
+						     struct device *start)
+{
+	return driver_find_device(drv, start, NULL, device_match_any);
+}
+
 void driver_deferred_probe_add(struct device *dev);
 int driver_deferred_probe_check_state(struct device *dev);
 
-- 
2.7.4