lkml.org 
[lkml]   [2006]   [Jan]   [5]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
Subject[CFT 5/29] Add AMBA bus_type probe/remove/shutdown methods
Date
From
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

---
arch/arm/common/amba.c | 71 ++++++++++++++++++++++++++-----------------------
1 files changed, 38 insertions(+), 33 deletions(-)

diff -up -x BitKeeper -x ChangeSet -x SCCS -x _xlk -x *.orig -x *.rej -x .git linus/arch/arm/common/amba.c linux/arch/arm/common/amba.c
--- linus/arch/arm/common/amba.c Sun Nov 6 22:14:11 2005
+++ linux/arch/arm/common/amba.c Sun Nov 13 15:49:25 2005
@@ -61,6 +61,41 @@ static int amba_hotplug(struct device *d
#define amba_hotplug NULL
#endif

+/*
+ * These are the device model conversion veneers; they convert the
+ * device model structures to our more specific structures.
+ */
+static int amba_probe(struct device *dev)
+{
+ struct amba_device *pcdev = to_amba_device(dev);
+ struct amba_driver *pcdrv = to_amba_driver(dev->driver);
+ struct amba_id *id;
+ int ret = -ENODEV;
+
+ if (pcdrv->probe) {
+ id = amba_lookup(pcdrv->id_table, pcdev);
+ ret = pcdrv->probe(pcdev, id);
+ }
+ return ret;
+}
+
+static int amba_remove(struct device *dev)
+{
+ struct amba_driver *drv = to_amba_driver(dev->driver);
+ int ret = 0;
+
+ if (drv->remove)
+ ret = drv->remove(to_amba_device(dev));
+ return ret;
+}
+
+static void amba_shutdown(struct device *dev)
+{
+ struct amba_driver *drv = to_amba_driver(dev->driver);
+ if (dev->driver && drv->shutdown)
+ drv->shutdown(to_amba_device(dev));
+}
+
static int amba_suspend(struct device *dev, pm_message_t state)
{
struct amba_driver *drv = to_amba_driver(dev->driver);
@@ -89,6 +124,9 @@ static struct bus_type amba_bustype = {
.name = "amba",
.match = amba_match,
.hotplug = amba_hotplug,
+ .probe = amba_probe,
+ .remove = amba_remove,
+ .shutdown = amba_shutdown,
.suspend = amba_suspend,
.resume = amba_resume,
};
@@ -100,33 +138,6 @@ static int __init amba_init(void)

postcore_initcall(amba_init);

-/*
- * These are the device model conversion veneers; they convert the
- * device model structures to our more specific structures.
- */
-static int amba_probe(struct device *dev)
-{
- struct amba_device *pcdev = to_amba_device(dev);
- struct amba_driver *pcdrv = to_amba_driver(dev->driver);
- struct amba_id *id;
-
- id = amba_lookup(pcdrv->id_table, pcdev);
-
- return pcdrv->probe(pcdev, id);
-}
-
-static int amba_remove(struct device *dev)
-{
- struct amba_driver *drv = to_amba_driver(dev->driver);
- return drv->remove(to_amba_device(dev));
-}
-
-static void amba_shutdown(struct device *dev)
-{
- struct amba_driver *drv = to_amba_driver(dev->driver);
- drv->shutdown(to_amba_device(dev));
-}
-
/**
* amba_driver_register - register an AMBA device driver
* @drv: amba device driver structure
@@ -138,12 +149,6 @@ static void amba_shutdown(struct device
int amba_driver_register(struct amba_driver *drv)
{
drv->drv.bus = &amba_bustype;
-
-#define SETFN(fn) if (drv->fn) drv->drv.fn = amba_##fn
- SETFN(probe);
- SETFN(remove);
- SETFN(shutdown);
-
return driver_register(&drv->drv);
}

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
\
 
 \ /
  Last update: 2006-01-05 15:35    [W:0.159 / U:0.168 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site