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rapidio: add shutdown notification for RapidIO devices

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Add bus-specific callback to stop RapidIO devices during a system
shutdown.

Signed-off-by: Alexandre Bounine <[email protected]>
Cc: Matt Porter <[email protected]>
Cc: Aurelien Jacquiot <[email protected]>
Cc: Andre van Herk <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This commit is contained in:
Alexandre Bounine 2016-03-22 14:26:05 -07:00 • committed by Linus Torvalds
commit 83dc2cbc11
2 changed files with 14 additions and 0 deletions
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12
drivers/rapidio/rio-driver.c
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@ -131,6 +131,17 @@ static int rio_device_remove(struct device *dev)
return 0;
}
static void rio_device_shutdown(struct device *dev)
{
struct rio_dev *rdev = to_rio_dev(dev);
struct rio_driver *rdrv = rdev->driver;
dev_dbg(dev, "RIO: %s\n", __func__);
if (rdrv && rdrv->shutdown)
rdrv->shutdown(rdev);
}
/**
* rio_register_driver - register a new RIO driver
* @rdrv: the RIO driver structure to register
@ -229,6 +240,7 @@ struct bus_type rio_bus_type = {
.bus_groups = rio_bus_groups,
.probe = rio_device_probe,
.remove = rio_device_remove,
.shutdown = rio_device_shutdown,
.uevent = rio_uevent,
};