drivers/media/pci/mantis/mantis_input.c

   1 /*
   2         Mantis PCI bridge driver
   3
   4         Copyright (C) Manu Abraham (abraham.manu@gmail.com)
   5
   6         This program is free software; you can redistribute it and/or modify
   7         it under the terms of the GNU General Public License as published by
   8         the Free Software Foundation; either version 2 of the License, or
   9         (at your option) any later version.
  10
  11         This program is distributed in the hope that it will be useful,
  12         but WITHOUT ANY WARRANTY; without even the implied warranty of
  13         MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14         GNU General Public License for more details.
  15 */
  16
  17 #include <media/rc-core.h>
  18 #include <linux/pci.h>
  19
  20 #include <media/dmxdev.h>
  21 #include <media/dvbdev.h>
  22 #include <media/dvb_demux.h>
  23 #include <media/dvb_frontend.h>
  24 #include <media/dvb_net.h>
  25
  26 #include "mantis_common.h"
  27 #include "mantis_input.h"
  28
  29 #define MODULE_NAME "mantis_core"
  30
  31 void mantis_input_process(struct mantis_pci *mantis, int scancode)
  32 {
  33         if (mantis->rc)
  34                 rc_keydown(mantis->rc, RC_PROTO_UNKNOWN, scancode, 0);
  35 }
  36
  37 int mantis_input_init(struct mantis_pci *mantis)
  38 {
  39         struct rc_dev *dev;
  40         int err;
  41
  42         dev = rc_allocate_device(RC_DRIVER_SCANCODE);
  43         if (!dev) {
  44                 dprintk(MANTIS_ERROR, 1, "Remote device allocation failed");
  45                 err = -ENOMEM;
  46                 goto out;
  47         }
  48
  49         snprintf(mantis->device_name, sizeof(mantis->device_name),
  50                  "Mantis %s IR receiver", mantis->hwconfig->model_name);
  51         snprintf(mantis->input_phys, sizeof(mantis->input_phys),
  52                  "pci-%s/ir0", pci_name(mantis->pdev));
  53
  54         dev->device_name        = mantis->device_name;
  55         dev->input_phys         = mantis->input_phys;
  56         dev->input_id.bustype   = BUS_PCI;
  57         dev->input_id.vendor    = mantis->vendor_id;
  58         dev->input_id.product   = mantis->device_id;
  59         dev->input_id.version   = 1;
  60         dev->driver_name        = MODULE_NAME;
  61         dev->map_name           = mantis->rc_map_name ? : RC_MAP_EMPTY;
  62         dev->dev.parent         = &mantis->pdev->dev;
  63
  64         err = rc_register_device(dev);
  65         if (err) {
  66                 dprintk(MANTIS_ERROR, 1, "IR device registration failed, ret = %d", err);
  67                 goto out_dev;
  68         }
  69
  70         mantis->rc = dev;
  71         return 0;
  72
  73 out_dev:
  74         rc_free_device(dev);
  75 out:
  76         return err;
  77 }
  78 EXPORT_SYMBOL_GPL(mantis_input_init);
  79
  80 void mantis_input_exit(struct mantis_pci *mantis)
  81 {
  82         rc_unregister_device(mantis->rc);
  83 }
  84 EXPORT_SYMBOL_GPL(mantis_input_exit);