~ [ source navigation ] ~ [ diff markup ] ~ [ identifier search ] ~

TOMOYO Linux Cross Reference
Linux/include/linux/platform_device.h

Version: ~ [ linux-5.14-rc3 ] ~ [ linux-5.13.5 ] ~ [ linux-5.12.19 ] ~ [ linux-5.11.22 ] ~ [ linux-5.10.53 ] ~ [ linux-5.9.16 ] ~ [ linux-5.8.18 ] ~ [ linux-5.7.19 ] ~ [ linux-5.6.19 ] ~ [ linux-5.5.19 ] ~ [ linux-5.4.135 ] ~ [ linux-5.3.18 ] ~ [ linux-5.2.21 ] ~ [ linux-5.1.21 ] ~ [ linux-5.0.21 ] ~ [ linux-4.20.17 ] ~ [ linux-4.19.198 ] ~ [ linux-4.18.20 ] ~ [ linux-4.17.19 ] ~ [ linux-4.16.18 ] ~ [ linux-4.15.18 ] ~ [ linux-4.14.240 ] ~ [ linux-4.13.16 ] ~ [ linux-4.12.14 ] ~ [ linux-4.11.12 ] ~ [ linux-4.10.17 ] ~ [ linux-4.9.276 ] ~ [ linux-4.8.17 ] ~ [ linux-4.7.10 ] ~ [ linux-4.6.7 ] ~ [ linux-4.5.7 ] ~ [ linux-4.4.276 ] ~ [ linux-4.3.6 ] ~ [ linux-4.2.8 ] ~ [ linux-4.1.52 ] ~ [ linux-4.0.9 ] ~ [ linux-3.18.140 ] ~ [ linux-3.16.85 ] ~ [ linux-3.14.79 ] ~ [ linux-3.12.74 ] ~ [ linux-3.10.108 ] ~ [ linux-2.6.32.71 ] ~ [ linux-2.6.0 ] ~ [ linux-2.4.37.11 ] ~ [ unix-v6-master ] ~ [ ccs-tools-1.8.5 ] ~ [ policy-sample ] ~
Architecture: ~ [ i386 ] ~ [ alpha ] ~ [ m68k ] ~ [ mips ] ~ [ ppc ] ~ [ sparc ] ~ [ sparc64 ] ~

  1 /*
  2  * platform_device.h - generic, centralized driver model
  3  *
  4  * Copyright (c) 2001-2003 Patrick Mochel <mochel@osdl.org>
  5  *
  6  * This file is released under the GPLv2
  7  *
  8  * See Documentation/driver-model/ for more information.
  9  */
 10 
 11 #ifndef _PLATFORM_DEVICE_H_
 12 #define _PLATFORM_DEVICE_H_
 13 
 14 #include <linux/device.h>
 15 #include <linux/mod_devicetable.h>
 16 
 17 struct platform_device {
 18         const char      * name;
 19         int             id;
 20         struct device   dev;
 21         u32             num_resources;
 22         struct resource * resource;
 23 
 24         struct platform_device_id       *id_entry;
 25 
 26         /* arch specific additions */
 27         struct pdev_archdata    archdata;
 28 };
 29 
 30 #define platform_get_device_id(pdev)    ((pdev)->id_entry)
 31 
 32 #define to_platform_device(x) container_of((x), struct platform_device, dev)
 33 
 34 extern int platform_device_register(struct platform_device *);
 35 extern void platform_device_unregister(struct platform_device *);
 36 
 37 extern struct bus_type platform_bus_type;
 38 extern struct device platform_bus;
 39 
 40 extern struct resource *platform_get_resource(struct platform_device *, unsigned int, unsigned int);
 41 extern int platform_get_irq(struct platform_device *, unsigned int);
 42 extern struct resource *platform_get_resource_byname(struct platform_device *, unsigned int, const char *);
 43 extern int platform_get_irq_byname(struct platform_device *, const char *);
 44 extern int platform_add_devices(struct platform_device **, int);
 45 
 46 extern struct platform_device *platform_device_register_simple(const char *, int id,
 47                                         struct resource *, unsigned int);
 48 extern struct platform_device *platform_device_register_data(struct device *,
 49                 const char *, int, const void *, size_t);
 50 
 51 extern struct platform_device *platform_device_alloc(const char *name, int id);
 52 extern int platform_device_add_resources(struct platform_device *pdev, struct resource *res, unsigned int num);
 53 extern int platform_device_add_data(struct platform_device *pdev, const void *data, size_t size);
 54 extern int platform_device_add(struct platform_device *pdev);
 55 extern void platform_device_del(struct platform_device *pdev);
 56 extern void platform_device_put(struct platform_device *pdev);
 57 
 58 struct platform_driver {
 59         int (*probe)(struct platform_device *);
 60         int (*remove)(struct platform_device *);
 61         void (*shutdown)(struct platform_device *);
 62         int (*suspend)(struct platform_device *, pm_message_t state);
 63         int (*resume)(struct platform_device *);
 64         struct device_driver driver;
 65         struct platform_device_id *id_table;
 66 };
 67 
 68 extern int platform_driver_register(struct platform_driver *);
 69 extern void platform_driver_unregister(struct platform_driver *);
 70 
 71 /* non-hotpluggable platform devices may use this so that probe() and
 72  * its support may live in __init sections, conserving runtime memory.
 73  */
 74 extern int platform_driver_probe(struct platform_driver *driver,
 75                 int (*probe)(struct platform_device *));
 76 
 77 #define platform_get_drvdata(_dev)      dev_get_drvdata(&(_dev)->dev)
 78 #define platform_set_drvdata(_dev,data) dev_set_drvdata(&(_dev)->dev, (data))
 79 
 80 /* early platform driver interface */
 81 struct early_platform_driver {
 82         const char *class_str;
 83         struct platform_driver *pdrv;
 84         struct list_head list;
 85         int requested_id;
 86 };
 87 
 88 #define EARLY_PLATFORM_ID_UNSET -2
 89 #define EARLY_PLATFORM_ID_ERROR -3
 90 
 91 extern int early_platform_driver_register(struct early_platform_driver *epdrv,
 92                                           char *buf);
 93 extern void early_platform_add_devices(struct platform_device **devs, int num);
 94 
 95 static inline int is_early_platform_device(struct platform_device *pdev)
 96 {
 97         return !pdev->dev.driver;
 98 }
 99 
100 extern void early_platform_driver_register_all(char *class_str);
101 extern int early_platform_driver_probe(char *class_str,
102                                        int nr_probe, int user_only);
103 extern void early_platform_cleanup(void);
104 
105 
106 #ifndef MODULE
107 #define early_platform_init(class_string, platform_driver)              \
108 static __initdata struct early_platform_driver early_driver = {         \
109         .class_str = class_string,                                      \
110         .pdrv = platform_driver,                                        \
111         .requested_id = EARLY_PLATFORM_ID_UNSET,                        \
112 };                                                                      \
113 static int __init early_platform_driver_setup_func(char *buf)           \
114 {                                                                       \
115         return early_platform_driver_register(&early_driver, buf);      \
116 }                                                                       \
117 early_param(class_string, early_platform_driver_setup_func)
118 #else /* MODULE */
119 #define early_platform_init(class_string, platform_driver)
120 #endif /* MODULE */
121 
122 #endif /* _PLATFORM_DEVICE_H_ */
123 

~ [ source navigation ] ~ [ diff markup ] ~ [ identifier search ] ~

kernel.org | git.kernel.org | LWN.net | Project Home | Wiki (Japanese) | Wiki (English) | SVN repository | Mail admin

Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.

osdn.jp