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mcb: Add support for shared PCI IRQs

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Add support for shared PCI IRQs to mcb and mcb-pci.

Signed-off-by: Johannes Thumshirn <johannes.thumshirn@men.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Johannes Thumshirn 2014-04-24 14:35:25 +02:00 • committed by Greg Kroah-Hartman
parent 2e1c951f5d
commit 4ec65b77c6
3 changed files with 36 additions and 7 deletions
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6
include/linux/mcb.h
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@ -16,6 +16,7 @@
#include <linux/irqreturn.h>
struct mcb_driver;
struct mcb_device;
/**
* struct mcb_bus - MEN Chameleon Bus
@ -23,11 +24,14 @@ struct mcb_driver;
* @dev: pointer to carrier device
* @children: the child busses
* @bus_nr: mcb bus number
* @get_irq: callback to get IRQ number
*/
struct mcb_bus {
struct list_head children;
struct device dev;
struct device *carrier;
int bus_nr;
int (*get_irq)(struct mcb_device *dev);
};
#define to_mcb_bus(b) container_of((b), struct mcb_bus, dev)
@ -105,7 +109,7 @@ extern void mcb_unregister_driver(struct mcb_driver *driver);
module_driver(__mcb_driver, mcb_register_driver, mcb_unregister_driver);
extern void mcb_bus_add_devices(const struct mcb_bus *bus);
extern int mcb_device_register(struct mcb_bus *bus, struct mcb_device *dev);
extern struct mcb_bus *mcb_alloc_bus(void);
extern struct mcb_bus *mcb_alloc_bus(struct device *carrier);
extern struct mcb_bus *mcb_bus_get(struct mcb_bus *bus);
extern void mcb_bus_put(struct mcb_bus *bus);
extern struct mcb_device *mcb_alloc_dev(struct mcb_bus *bus);