1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3 	Mantis PCI bridge driver
4 
5 	Copyright (C) Manu Abraham (abraham.manu@gmail.com)
6 
7 */
8 
9 #include <media/rc-core.h>
10 #include <linux/pci.h>
11 
12 #include <media/dmxdev.h>
13 #include <media/dvbdev.h>
14 #include <media/dvb_demux.h>
15 #include <media/dvb_frontend.h>
16 #include <media/dvb_net.h>
17 
18 #include "mantis_common.h"
19 #include "mantis_input.h"
20 
21 #define MODULE_NAME "mantis_core"
22 
23 void mantis_input_process(struct mantis_pci *mantis, int scancode)
24 {
25 	if (mantis->rc)
26 		rc_keydown(mantis->rc, RC_PROTO_UNKNOWN, scancode, 0);
27 }
28 
29 int mantis_input_init(struct mantis_pci *mantis)
30 {
31 	struct rc_dev *dev;
32 	int err;
33 
34 	dev = rc_allocate_device(RC_DRIVER_SCANCODE);
35 	if (!dev) {
36 		dprintk(MANTIS_ERROR, 1, "Remote device allocation failed");
37 		err = -ENOMEM;
38 		goto out;
39 	}
40 
41 	snprintf(mantis->device_name, sizeof(mantis->device_name),
42 		 "Mantis %s IR receiver", mantis->hwconfig->model_name);
43 	snprintf(mantis->input_phys, sizeof(mantis->input_phys),
44 		 "pci-%s/ir0", pci_name(mantis->pdev));
45 
46 	dev->device_name        = mantis->device_name;
47 	dev->input_phys         = mantis->input_phys;
48 	dev->input_id.bustype   = BUS_PCI;
49 	dev->input_id.vendor    = mantis->vendor_id;
50 	dev->input_id.product   = mantis->device_id;
51 	dev->input_id.version   = 1;
52 	dev->driver_name        = MODULE_NAME;
53 	dev->map_name           = mantis->rc_map_name ? : RC_MAP_EMPTY;
54 	dev->dev.parent         = &mantis->pdev->dev;
55 
56 	err = rc_register_device(dev);
57 	if (err) {
58 		dprintk(MANTIS_ERROR, 1, "IR device registration failed, ret = %d", err);
59 		goto out_dev;
60 	}
61 
62 	mantis->rc = dev;
63 	return 0;
64 
65 out_dev:
66 	rc_free_device(dev);
67 out:
68 	return err;
69 }
70 EXPORT_SYMBOL_GPL(mantis_input_init);
71 
72 void mantis_input_exit(struct mantis_pci *mantis)
73 {
74 	rc_unregister_device(mantis->rc);
75 }
76 EXPORT_SYMBOL_GPL(mantis_input_exit);
77