arch/mips/include/asm/gio_device.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #include <linux/device.h>
   3 #include <linux/mod_devicetable.h>
   4
   5 struct gio_device_id {
   6         __u8 id;
   7 };
   8
   9 struct gio_device {
  10         struct device   dev;
  11         struct resource resource;
  12         unsigned int    irq;
  13         unsigned int    slotno;
  14
  15         const char      *name;
  16         struct gio_device_id id;
  17         unsigned        id32:1;
  18         unsigned        gio64:1;
  19 };
  20 #define to_gio_device(d) container_of(d, struct gio_device, dev)
  21
  22 struct gio_driver {
  23         const char    *name;
  24         struct module *owner;
  25         const struct gio_device_id *id_table;
  26
  27         int  (*probe)(struct gio_device *, const struct gio_device_id *);
  28         void (*remove)(struct gio_device *);
  29         void (*shutdown)(struct gio_device *);
  30
  31         struct device_driver driver;
  32 };
  33 #define to_gio_driver(drv) container_of(drv, struct gio_driver, driver)
  34
  35 extern struct gio_device *gio_dev_get(struct gio_device *);
  36 extern void gio_dev_put(struct gio_device *);
  37
  38 extern int gio_device_register(struct gio_device *);
  39 extern void gio_device_unregister(struct gio_device *);
  40 extern void gio_release_dev(struct device *);
  41
  42 static inline void gio_device_free(struct gio_device *dev)
  43 {
  44         gio_release_dev(&dev->dev);
  45 }
  46
  47 extern int gio_register_driver(struct gio_driver *);
  48 extern void gio_unregister_driver(struct gio_driver *);
  49
  50 #define gio_get_drvdata(_dev)        dev_get_drvdata(&(_dev)->dev)
  51 #define gio_set_drvdata(_dev, data)  dev_set_drvdata(&(_dev)->dev, (data))
  52
  53 extern void gio_set_master(struct gio_device *);