[PATCH v4 04/34] component: Move struct aggregate_device out to header file

Stephen Boyd swboyd at chromium.org
Thu Dec 2 22:27:02 UTC 2021


This allows aggregate driver writers to use the device passed to their
probe/remove/shutdown functions properly instead of treating it as an
opaque pointer.

Cc: Daniel Vetter <daniel.vetter at ffwll.ch>
Cc: Greg Kroah-Hartman <gregkh at linuxfoundation.org>
Cc: Laurent Pinchart <laurent.pinchart at ideasonboard.com>
Cc: "Rafael J. Wysocki" <rafael at kernel.org>
Cc: Rob Clark <robdclark at gmail.com>
Cc: Russell King <rmk+kernel at arm.linux.org.uk>
Cc: Saravana Kannan <saravanak at google.com>
Signed-off-by: Stephen Boyd <swboyd at chromium.org>
---
 drivers/base/component.c  | 15 ---------------
 include/linux/component.h | 19 ++++++++++++++++---
 2 files changed, 16 insertions(+), 18 deletions(-)

diff --git a/drivers/base/component.c b/drivers/base/component.c
index eec82caeae5e..dc38a8939ae6 100644
--- a/drivers/base/component.c
+++ b/drivers/base/component.c
@@ -56,21 +56,6 @@ struct component_match {
 	struct component_match_array *compare;
 };
 
-struct aggregate_device {
-	const struct component_master_ops *ops;
-	struct device *parent;
-	struct device dev;
-	struct component_match *match;
-	struct aggregate_driver *adrv;
-
-	int id;
-};
-
-static inline struct aggregate_device *to_aggregate_device(struct device *d)
-{
-	return container_of(d, struct aggregate_device, dev);
-}
-
 struct component {
 	struct list_head node;
 	struct aggregate_device *adev;
diff --git a/include/linux/component.h b/include/linux/component.h
index 95d1b23ede8a..e99cf8e910f0 100644
--- a/include/linux/component.h
+++ b/include/linux/component.h
@@ -5,6 +5,8 @@
 #include <linux/stddef.h>
 #include <linux/device.h>
 
+struct component_match;
+
 /**
  * struct component_ops - callbacks for component drivers
  *
@@ -39,8 +41,6 @@ void component_del(struct device *, const struct component_ops *);
 int component_bind_all(struct device *master, void *master_data);
 void component_unbind_all(struct device *master, void *master_data);
 
-struct aggregate_device;
-
 /**
  * struct component_master_ops - callback for the aggregate driver
  *
@@ -80,7 +80,20 @@ struct component_master_ops {
 	void (*unbind)(struct device *master);
 };
 
-struct component_match;
+struct aggregate_device {
+	const struct component_master_ops *ops;
+	struct device *parent;
+	struct device dev;
+	struct component_match *match;
+	struct aggregate_driver *adrv;
+
+	int id;
+};
+
+static inline struct aggregate_device *to_aggregate_device(struct device *d)
+{
+	return container_of(d, struct aggregate_device, dev);
+}
 
 /**
  * struct aggregate_driver - Aggregate driver (made up of other drivers)
-- 
https://chromeos.dev



More information about the dri-devel mailing list