hid-monterey.c 2.1 KB

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  1. /*
  2. * HID driver for some monterey "special" devices
  3. *
  4. * Copyright (c) 1999 Andreas Gal
  5. * Copyright (c) 2000-2005 Vojtech Pavlik <vojtech@suse.cz>
  6. * Copyright (c) 2005 Michael Haboustak <mike-@cinci.rr.com> for Concept2, Inc
  7. * Copyright (c) 2006-2007 Jiri Kosina
  8. * Copyright (c) 2007 Paul Walmsley
  9. * Copyright (c) 2008 Jiri Slaby
  10. */
  11. /*
  12. * This program is free software; you can redistribute it and/or modify it
  13. * under the terms of the GNU General Public License as published by the Free
  14. * Software Foundation; either version 2 of the License, or (at your option)
  15. * any later version.
  16. */
  17. #include <linux/device.h>
  18. #include <linux/hid.h>
  19. #include <linux/module.h>
  20. #include "hid-ids.h"
  21. static __u8 *mr_report_fixup(struct hid_device *hdev, __u8 *rdesc,
  22. unsigned int *rsize)
  23. {
  24. if (*rsize >= 30 && rdesc[29] == 0x05 && rdesc[30] == 0x09) {
  25. dev_info(&hdev->dev, "fixing up button/consumer in HID report "
  26. "descriptor\n");
  27. rdesc[30] = 0x0c;
  28. }
  29. return rdesc;
  30. }
  31. #define mr_map_key_clear(c) hid_map_usage_clear(hi, usage, bit, max, \
  32. EV_KEY, (c))
  33. static int mr_input_mapping(struct hid_device *hdev, struct hid_input *hi,
  34. struct hid_field *field, struct hid_usage *usage,
  35. unsigned long **bit, int *max)
  36. {
  37. if ((usage->hid & HID_USAGE_PAGE) != HID_UP_CONSUMER)
  38. return 0;
  39. switch (usage->hid & HID_USAGE) {
  40. case 0x156: mr_map_key_clear(KEY_WORDPROCESSOR); break;
  41. case 0x157: mr_map_key_clear(KEY_SPREADSHEET); break;
  42. case 0x158: mr_map_key_clear(KEY_PRESENTATION); break;
  43. case 0x15c: mr_map_key_clear(KEY_STOP); break;
  44. default:
  45. return 0;
  46. }
  47. return 1;
  48. }
  49. static const struct hid_device_id mr_devices[] = {
  50. { HID_USB_DEVICE(USB_VENDOR_ID_MONTEREY, USB_DEVICE_ID_GENIUS_KB29E) },
  51. { }
  52. };
  53. MODULE_DEVICE_TABLE(hid, mr_devices);
  54. static struct hid_driver mr_driver = {
  55. .name = "monterey",
  56. .id_table = mr_devices,
  57. .report_fixup = mr_report_fixup,
  58. .input_mapping = mr_input_mapping,
  59. };
  60. static int __init mr_init(void)
  61. {
  62. return hid_register_driver(&mr_driver);
  63. }
  64. static void __exit mr_exit(void)
  65. {
  66. hid_unregister_driver(&mr_driver);
  67. }
  68. module_init(mr_init);
  69. module_exit(mr_exit);
  70. MODULE_LICENSE("GPL");