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authorBenjamin Herrenschmidt <benh@kernel.crashing.org>2012-03-26 19:06:30 +0000
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>2012-03-28 11:33:24 +1100
commitcb52d8970eee65bf2c47d9a91bd4f58b17f595f4 (patch)
tree43521ba99805f293e09a284901cb5435afeab789 /arch/sparc
parent1d9a47315042606b4217691bcea36cfa6ccbde66 (diff)
powerpc+sparc/vio: Modernize driver registration
This makes vio_register_driver() get the module owner & name at compile time like PCI drivers do, and adds a name pointer directly in struct vio_driver to avoid having to explicitly initialize the embedded struct device. Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> Acked-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/sparc')
-rw-r--r--arch/sparc/include/asm/vio.h9
-rw-r--r--arch/sparc/kernel/ds.c5
-rw-r--r--arch/sparc/kernel/vio.c8
3 files changed, 15 insertions, 7 deletions
diff --git a/arch/sparc/include/asm/vio.h b/arch/sparc/include/asm/vio.h
index 9d83d3bcb49..432afa83886 100644
--- a/arch/sparc/include/asm/vio.h
+++ b/arch/sparc/include/asm/vio.h
@@ -284,6 +284,7 @@ struct vio_dev {
};
struct vio_driver {
+ const char *name;
struct list_head node;
const struct vio_device_id *id_table;
int (*probe)(struct vio_dev *dev, const struct vio_device_id *id);
@@ -371,7 +372,13 @@ do { if (vio->debug & VIO_DEBUG_##TYPE) \
vio->vdev->channel_id, ## a); \
} while (0)
-extern int vio_register_driver(struct vio_driver *drv);
+extern int __vio_register_driver(struct vio_driver *drv, struct module *owner,
+ const char *mod_name);
+/*
+ * vio_register_driver must be a macro so that KBUILD_MODNAME can be expanded
+ */
+#define vio_register_driver(driver) \
+ __vio_register_driver(driver, THIS_MODULE, KBUILD_MODNAME)
extern void vio_unregister_driver(struct vio_driver *drv);
static inline struct vio_driver *to_vio_driver(struct device_driver *drv)
diff --git a/arch/sparc/kernel/ds.c b/arch/sparc/kernel/ds.c
index 381edcd5bc2..fea13c7b1ae 100644
--- a/arch/sparc/kernel/ds.c
+++ b/arch/sparc/kernel/ds.c
@@ -1244,10 +1244,7 @@ static struct vio_driver ds_driver = {
.id_table = ds_match,
.probe = ds_probe,
.remove = ds_remove,
- .driver = {
- .name = "ds",
- .owner = THIS_MODULE,
- }
+ .name = "ds",
};
static int __init ds_init(void)
diff --git a/arch/sparc/kernel/vio.c b/arch/sparc/kernel/vio.c
index f67e28ef598..5cffdc55f07 100644
--- a/arch/sparc/kernel/vio.c
+++ b/arch/sparc/kernel/vio.c
@@ -119,13 +119,17 @@ static struct bus_type vio_bus_type = {
.remove = vio_device_remove,
};
-int vio_register_driver(struct vio_driver *viodrv)
+int __vio_register_driver(struct vio_driver *viodrv, struct module *owner,
+ const char *mod_name)
{
viodrv->driver.bus = &vio_bus_type;
+ viodrv->driver.name = viodrv->name;
+ viodrv->driver.owner = owner;
+ viodrv->driver.mod_name = mod_name;
return driver_register(&viodrv->driver);
}
-EXPORT_SYMBOL(vio_register_driver);
+EXPORT_SYMBOL(__vio_register_driver);
void vio_unregister_driver(struct vio_driver *viodrv)
{