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gio_device.h

gio_device.h 1.4 KB
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  1. /* SPDX-License-Identifier: GPL-2.0 */
    2. 

  2. #include <linux/device.h>
    3. 

  3. #include <linux/mod_devicetable.h>
    4. 

  4. 

  5. struct gio_device_id {
    6. 

  6. 	__u8 id;
    7. 

  7. };
    8. 

  8. 

  9. struct gio_device {
    10. 

  10. 	struct device	dev;
    11. 

  11. 	struct resource resource;
    12. 

  12. 	unsigned int	irq;
    13. 

  13. 	unsigned int	slotno;
    14. 

  14. 

  15. 	const char	*name;
    16. 

  16. 	struct gio_device_id id;
    17. 

  17. 	unsigned	id32:1;
    18. 

  18. 	unsigned	gio64:1;
    19. 

  19. };
    20. 

  20. #define to_gio_device(d) container_of(d, struct gio_device, dev)
    21. 

  21. 

  22. struct gio_driver {
    23. 

  23. 	const char    *name;
    24. 

  24. 	struct module *owner;
    25. 

  25. 	const struct gio_device_id *id_table;
    26. 

  26. 

  27. 	int  (*probe)(struct gio_device *, const struct gio_device_id *);
    28. 

  28. 	void (*remove)(struct gio_device *);
    29. 

  29. 	void (*shutdown)(struct gio_device *);
    30. 

  30. 

  31. 	struct device_driver driver;
    32. 

  32. };
    33. 

  33. #define to_gio_driver(drv) container_of(drv, struct gio_driver, driver)
    34. 

  34. 

  35. extern struct gio_device *gio_dev_get(struct gio_device *);
    36. 

  36. extern void gio_dev_put(struct gio_device *);
    37. 

  37. 

  38. extern int gio_device_register(struct gio_device *);
    39. 

  39. extern void gio_device_unregister(struct gio_device *);
    40. 

  40. extern void gio_release_dev(struct device *);
    41. 

  41. 

  42. static inline void gio_device_free(struct gio_device *dev)
    43. 

  43. {
    44. 

  44. 	gio_release_dev(&dev->dev);
    45. 

  45. }
    46. 

  46. 

  47. extern int gio_register_driver(struct gio_driver *);
    48. 

  48. extern void gio_unregister_driver(struct gio_driver *);
    49. 

  49. 

  50. #define gio_get_drvdata(_dev)	     dev_get_drvdata(&(_dev)->dev)
    51. 

  51. #define gio_set_drvdata(_dev, data)  dev_set_drvdata(&(_dev)->dev, (data))
    52. 

  52. 

  53. extern void gio_set_master(struct gio_device *);
    54.