4 * Copyright (C) 2014 MEN Mikroelektronik GmbH (www.men.de)
5 * Author: Johannes Thumshirn <johannes.thumshirn@men.de>
7 * This program is free software; you can redistribute it and/or modify it
8 * under the terms of the GNU General Public License as published by the Free
9 * Software Foundation; version 2 of the License.
14 #include <linux/mod_devicetable.h>
15 #include <linux/device.h>
16 #include <linux/irqreturn.h>
21 * struct mcb_bus - MEN Chameleon Bus
23 * @dev: pointer to carrier device
24 * @children: the child busses
25 * @bus_nr: mcb bus number
28 struct list_head children
;
32 #define to_mcb_bus(b) container_of((b), struct mcb_bus, dev)
35 * struct mcb_device - MEN Chameleon Bus device
37 * @bus_list: internal list handling for bus code
38 * @dev: device in kernel representation
39 * @bus: mcb bus the device is plugged to
40 * @subordinate: subordinate MCBus in case of bridge
41 * @is_added: flag to check if device is added to bus
42 * @driver: associated mcb_driver
44 * @inst: instance in Chameleon table
45 * @group: group in Chameleon table
46 * @var: variant in Chameleon table
47 * @bar: BAR in Chameleon table
48 * @rev: revision in Chameleon table
50 * @memory: memory resource
53 struct list_head bus_list
;
56 struct mcb_bus
*subordinate
;
58 struct mcb_driver
*driver
;
68 #define to_mcb_device(x) container_of((x), struct mcb_device, dev)
71 * struct mcb_driver - MEN Chameleon Bus device driver
73 * @driver: device_driver
74 * @id_table: mcb id table
75 * @probe: probe callback
76 * @remove: remove callback
77 * @shutdown: shutdown callback
80 struct device_driver driver
;
81 const struct mcb_device_id
*id_table
;
82 int (*probe
)(struct mcb_device
*mdev
, const struct mcb_device_id
*id
);
83 void (*remove
)(struct mcb_device
*mdev
);
84 void (*shutdown
)(struct mcb_device
*mdev
);
86 #define to_mcb_driver(x) container_of((x), struct mcb_driver, driver)
88 static inline void *mcb_get_drvdata(struct mcb_device
*dev
)
90 return dev_get_drvdata(&dev
->dev
);
93 static inline void mcb_set_drvdata(struct mcb_device
*dev
, void *data
)
95 dev_set_drvdata(&dev
->dev
, data
);
98 extern int __must_check
__mcb_register_driver(struct mcb_driver
*drv
,
100 const char *mod_name
);
101 #define mcb_register_driver(driver) \
102 __mcb_register_driver(driver, THIS_MODULE, KBUILD_MODNAME)
103 extern void mcb_unregister_driver(struct mcb_driver
*driver
);
104 #define module_mcb_driver(__mcb_driver) \
105 module_driver(__mcb_driver, mcb_register_driver, mcb_unregister_driver);
106 extern void mcb_bus_add_devices(const struct mcb_bus
*bus
);
107 extern int mcb_device_register(struct mcb_bus
*bus
, struct mcb_device
*dev
);
108 extern struct mcb_bus
*mcb_alloc_bus(void);
109 extern struct mcb_bus
*mcb_bus_get(struct mcb_bus
*bus
);
110 extern void mcb_bus_put(struct mcb_bus
*bus
);
111 extern struct mcb_device
*mcb_alloc_dev(struct mcb_bus
*bus
);
112 extern void mcb_free_dev(struct mcb_device
*dev
);
113 extern void mcb_release_bus(struct mcb_bus
*bus
);
114 extern struct resource
*mcb_request_mem(struct mcb_device
*dev
,
116 extern void mcb_release_mem(struct resource
*mem
);
117 extern int mcb_get_irq(struct mcb_device
*dev
);
119 #endif /* _LINUX_MCB_H */
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