drivers/hid/hid-lcpower.c

   1 // SPDX-License-Identifier: GPL-2.0-or-later
   2 /*
   3  *  HID driver for LC Power Model RC1000MCE
   4  *
   5  *  Copyright (c) 2011 Chris Schlund
   6  *  based on hid-topseed module
   7  */
   8
   9 /*
  10  */
  11
  12 #include <linux/device.h>
  13 #include <linux/hid.h>
  14 #include <linux/module.h>
  15
  16 #include "hid-ids.h"
  17
  18 #define ts_map_key_clear(c)     hid_map_usage_clear(hi, usage, bit, max, \
  19                                         EV_KEY, (c))
  20 static int ts_input_mapping(struct hid_device *hdev, struct hid_input *hi,
  21                 struct hid_field *field, struct hid_usage *usage,
  22                 unsigned long **bit, int *max)
  23 {
  24         if ((usage->hid & HID_USAGE_PAGE) != HID_UP_LOGIVENDOR)
  25                 return 0;
  26
  27         switch (usage->hid & HID_USAGE) {
  28         case 0x046: ts_map_key_clear(KEY_YELLOW);         break;
  29         case 0x047: ts_map_key_clear(KEY_GREEN);          break;
  30         case 0x049: ts_map_key_clear(KEY_BLUE);           break;
  31         case 0x04a: ts_map_key_clear(KEY_RED);            break;
  32         case 0x00d: ts_map_key_clear(KEY_HOME);           break;
  33         case 0x025: ts_map_key_clear(KEY_TV);             break;
  34         case 0x048: ts_map_key_clear(KEY_VCR);            break;
  35         case 0x024: ts_map_key_clear(KEY_MENU);           break;
  36         default:
  37         return 0;
  38         }
  39
  40         return 1;
  41 }
  42
  43 static const struct hid_device_id ts_devices[] = {
  44         { HID_USB_DEVICE( USB_VENDOR_ID_LCPOWER, USB_DEVICE_ID_LCPOWER_LC1000) },
  45         { }
  46 };
  47 MODULE_DEVICE_TABLE(hid, ts_devices);
  48
  49 static struct hid_driver ts_driver = {
  50         .name = "LC RC1000MCE",
  51         .id_table = ts_devices,
  52         .input_mapping = ts_input_mapping,
  53 };
  54 module_hid_driver(ts_driver);
  55
  56 MODULE_LICENSE("GPL");