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https://github.com/edk2-porting/linux-next.git
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8d4ecfcb6b
The creator_id is no longer used. Just get rid of it. Signed-off-by: Sebastian Ott <sebott@linux.vnet.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
68 lines
2.2 KiB
C
68 lines
2.2 KiB
C
#ifndef S390_CCWGROUP_H
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#define S390_CCWGROUP_H
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struct ccw_device;
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struct ccw_driver;
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/**
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* struct ccwgroup_device - ccw group device
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* @state: online/offline state
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* @count: number of attached slave devices
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* @dev: embedded device structure
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* @cdev: variable number of slave devices, allocated as needed
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*/
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struct ccwgroup_device {
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enum {
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CCWGROUP_OFFLINE,
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CCWGROUP_ONLINE,
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} state;
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/* private: */
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atomic_t onoff;
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struct mutex reg_mutex;
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/* public: */
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unsigned int count;
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struct device dev;
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struct ccw_device *cdev[0];
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};
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/**
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* struct ccwgroup_driver - driver for ccw group devices
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* @setup: function called during device creation to setup the device
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* @remove: function called on remove
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* @set_online: function called when device is set online
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* @set_offline: function called when device is set offline
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* @shutdown: function called when device is shut down
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* @prepare: prepare for pm state transition
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* @complete: undo work done in @prepare
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* @freeze: callback for freezing during hibernation snapshotting
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* @thaw: undo work done in @freeze
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* @restore: callback for restoring after hibernation
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* @driver: embedded driver structure
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*/
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struct ccwgroup_driver {
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int (*setup) (struct ccwgroup_device *);
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void (*remove) (struct ccwgroup_device *);
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int (*set_online) (struct ccwgroup_device *);
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int (*set_offline) (struct ccwgroup_device *);
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void (*shutdown)(struct ccwgroup_device *);
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int (*prepare) (struct ccwgroup_device *);
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void (*complete) (struct ccwgroup_device *);
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int (*freeze)(struct ccwgroup_device *);
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int (*thaw) (struct ccwgroup_device *);
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int (*restore)(struct ccwgroup_device *);
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struct device_driver driver;
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};
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extern int ccwgroup_driver_register (struct ccwgroup_driver *cdriver);
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extern void ccwgroup_driver_unregister (struct ccwgroup_driver *cdriver);
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int ccwgroup_create_dev(struct device *root, struct ccwgroup_driver *gdrv,
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int num_devices, const char *buf);
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extern int ccwgroup_probe_ccwdev(struct ccw_device *cdev);
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extern void ccwgroup_remove_ccwdev(struct ccw_device *cdev);
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#define to_ccwgroupdev(x) container_of((x), struct ccwgroup_device, dev)
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#define to_ccwgroupdrv(x) container_of((x), struct ccwgroup_driver, driver)
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#endif
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