xref: /linux/drivers/media/pci/mantis/mantis_input.c (revision c0e297dc61f8d4453e07afbea1fa8d0e67cd4a34)
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 "dmxdev.h"
21 #include "dvbdev.h"
22 #include "dvb_demux.h"
23 #include "dvb_frontend.h"
24 #include "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_TYPE_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();
43 	if (!dev) {
44 		dprintk(MANTIS_ERROR, 1, "Remote device allocation failed");
45 		err = -ENOMEM;
46 		goto out;
47 	}
48 
49 	snprintf(mantis->input_name, sizeof(mantis->input_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->input_name         = mantis->input_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);
85