diff options
| author |   Stephen Rothwell <sfr@canb.auug.org.au> | 2005-10-24 17:40:23 +1000 |
|---|---|---|
| committer | Stephen Rothwell <sfr@canb.auug.org.au> | 2005-10-24 17:40:23 +1000 |
| commit | 340601043df518d6f4f82da285c60c785ac8a716 (patch) | |
| tree | 251c935b5ab9a805fecd0ca1bf5870e101cac26e | |
| parent | powerpc: set the driver.owner field for all vio drivers (diff) | |
| download | linux-dev-340601043df518d6f4f82da285c60c785ac8a716.tar.xz linux-dev-340601043df518d6f4f82da285c60c785ac8a716.zip | |
powerpc: Add a shutdown member to vio_driver
Add a shutdown member to struct vio_driver. We also need vio_bus_shutdown()
which converts from struct device to struct vio_dev and knows how to extract
the struct vio_driver.
Original patch adjusted for different location of vio.c.
Signed-off-by: Michael Ellerman <michael@ellerman.id.au>
Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
| -rw-r--r-- | arch/powerpc/kernel/vio.c | 11 | ||||
| -rw-r--r-- | include/asm-powerpc/vio.h | 1 |
2 files changed, 12 insertions, 0 deletions
diff --git a/arch/powerpc/kernel/vio.c b/arch/powerpc/kernel/vio.c index 3aec492ec767..97082a4203ad 100644 --- a/arch/powerpc/kernel/vio.c +++ b/arch/powerpc/kernel/vio.c @@ -69,6 +69,16 @@ static int vio_bus_remove(struct device *dev) return 1; } +/* convert from struct device to struct vio_dev and pass to driver. */ +static void vio_bus_shutdown(struct device *dev) +{ + struct vio_dev *viodev = to_vio_dev(dev); + struct vio_driver *viodrv = to_vio_driver(dev->driver); + + if (viodrv->shutdown) + viodrv->shutdown(viodev); +} + /** * vio_register_driver: - Register a new vio driver * @drv: The vio_driver structure to be registered. @@ -82,6 +92,7 @@ int vio_register_driver(struct vio_driver *viodrv) viodrv->driver.bus = &vio_bus_type; viodrv->driver.probe = vio_bus_probe; viodrv->driver.remove = vio_bus_remove; + viodrv->driver.shutdown = vio_bus_shutdown; return driver_register(&viodrv->driver); } diff --git a/include/asm-powerpc/vio.h b/include/asm-powerpc/vio.h index 104c58501d0c..e0ccf108277c 100644 --- a/include/asm-powerpc/vio.h +++ b/include/asm-powerpc/vio.h @@ -58,6 +58,7 @@ struct vio_driver { const struct vio_device_id *id_table; int (*probe)(struct vio_dev *dev, const struct vio_device_id *id); int (*remove)(struct vio_dev *dev); + void (*shutdown)(struct vio_dev *dev); unsigned long driver_data; struct device_driver driver; }; |