1*2874c5fdSThomas Gleixner // SPDX-License-Identifier: GPL-2.0-or-later
2616300bdSMauro Carvalho Chehab /*
3616300bdSMauro Carvalho Chehab * FireDTV driver (formerly known as FireSAT)
4616300bdSMauro Carvalho Chehab *
5616300bdSMauro Carvalho Chehab * Copyright (C) 2004 Andreas Monitzer <andy@monitzer.com>
6616300bdSMauro Carvalho Chehab */
7616300bdSMauro Carvalho Chehab
8616300bdSMauro Carvalho Chehab #include <linux/bitops.h>
9616300bdSMauro Carvalho Chehab #include <linux/input.h>
10616300bdSMauro Carvalho Chehab #include <linux/kernel.h>
11616300bdSMauro Carvalho Chehab #include <linux/slab.h>
12616300bdSMauro Carvalho Chehab #include <linux/string.h>
13616300bdSMauro Carvalho Chehab #include <linux/types.h>
14616300bdSMauro Carvalho Chehab #include <linux/workqueue.h>
15616300bdSMauro Carvalho Chehab
16616300bdSMauro Carvalho Chehab #include "firedtv.h"
17616300bdSMauro Carvalho Chehab
18616300bdSMauro Carvalho Chehab /* fixed table with older keycodes, geared towards MythTV */
19616300bdSMauro Carvalho Chehab static const u16 oldtable[] = {
20616300bdSMauro Carvalho Chehab
21616300bdSMauro Carvalho Chehab /* code from device: 0x4501...0x451f */
22616300bdSMauro Carvalho Chehab
23616300bdSMauro Carvalho Chehab KEY_ESC,
24616300bdSMauro Carvalho Chehab KEY_F9,
25616300bdSMauro Carvalho Chehab KEY_1,
26616300bdSMauro Carvalho Chehab KEY_2,
27616300bdSMauro Carvalho Chehab KEY_3,
28616300bdSMauro Carvalho Chehab KEY_4,
29616300bdSMauro Carvalho Chehab KEY_5,
30616300bdSMauro Carvalho Chehab KEY_6,
31616300bdSMauro Carvalho Chehab KEY_7,
32616300bdSMauro Carvalho Chehab KEY_8,
33616300bdSMauro Carvalho Chehab KEY_9,
34616300bdSMauro Carvalho Chehab KEY_I,
35616300bdSMauro Carvalho Chehab KEY_0,
36616300bdSMauro Carvalho Chehab KEY_ENTER,
37616300bdSMauro Carvalho Chehab KEY_RED,
38616300bdSMauro Carvalho Chehab KEY_UP,
39616300bdSMauro Carvalho Chehab KEY_GREEN,
40616300bdSMauro Carvalho Chehab KEY_F10,
41616300bdSMauro Carvalho Chehab KEY_SPACE,
42616300bdSMauro Carvalho Chehab KEY_F11,
43616300bdSMauro Carvalho Chehab KEY_YELLOW,
44616300bdSMauro Carvalho Chehab KEY_DOWN,
45616300bdSMauro Carvalho Chehab KEY_BLUE,
46616300bdSMauro Carvalho Chehab KEY_Z,
47616300bdSMauro Carvalho Chehab KEY_P,
48616300bdSMauro Carvalho Chehab KEY_PAGEDOWN,
49616300bdSMauro Carvalho Chehab KEY_LEFT,
50616300bdSMauro Carvalho Chehab KEY_W,
51616300bdSMauro Carvalho Chehab KEY_RIGHT,
52616300bdSMauro Carvalho Chehab KEY_P,
53616300bdSMauro Carvalho Chehab KEY_M,
54616300bdSMauro Carvalho Chehab
55616300bdSMauro Carvalho Chehab /* code from device: 0x4540...0x4542 */
56616300bdSMauro Carvalho Chehab
57616300bdSMauro Carvalho Chehab KEY_R,
58616300bdSMauro Carvalho Chehab KEY_V,
59616300bdSMauro Carvalho Chehab KEY_C,
60616300bdSMauro Carvalho Chehab };
61616300bdSMauro Carvalho Chehab
62616300bdSMauro Carvalho Chehab /* user-modifiable table for a remote as sold in 2008 */
63616300bdSMauro Carvalho Chehab static const u16 keytable[] = {
64616300bdSMauro Carvalho Chehab
65616300bdSMauro Carvalho Chehab /* code from device: 0x0300...0x031f */
66616300bdSMauro Carvalho Chehab
67616300bdSMauro Carvalho Chehab [0x00] = KEY_POWER,
68616300bdSMauro Carvalho Chehab [0x01] = KEY_SLEEP,
69616300bdSMauro Carvalho Chehab [0x02] = KEY_STOP,
70616300bdSMauro Carvalho Chehab [0x03] = KEY_OK,
71616300bdSMauro Carvalho Chehab [0x04] = KEY_RIGHT,
72616300bdSMauro Carvalho Chehab [0x05] = KEY_1,
73616300bdSMauro Carvalho Chehab [0x06] = KEY_2,
74616300bdSMauro Carvalho Chehab [0x07] = KEY_3,
75616300bdSMauro Carvalho Chehab [0x08] = KEY_LEFT,
76616300bdSMauro Carvalho Chehab [0x09] = KEY_4,
77616300bdSMauro Carvalho Chehab [0x0a] = KEY_5,
78616300bdSMauro Carvalho Chehab [0x0b] = KEY_6,
79616300bdSMauro Carvalho Chehab [0x0c] = KEY_UP,
80616300bdSMauro Carvalho Chehab [0x0d] = KEY_7,
81616300bdSMauro Carvalho Chehab [0x0e] = KEY_8,
82616300bdSMauro Carvalho Chehab [0x0f] = KEY_9,
83616300bdSMauro Carvalho Chehab [0x10] = KEY_DOWN,
84616300bdSMauro Carvalho Chehab [0x11] = KEY_TITLE, /* "OSD" - fixme */
85616300bdSMauro Carvalho Chehab [0x12] = KEY_0,
86616300bdSMauro Carvalho Chehab [0x13] = KEY_F20, /* "16:9" - fixme */
87616300bdSMauro Carvalho Chehab [0x14] = KEY_SCREEN, /* "FULL" - fixme */
88616300bdSMauro Carvalho Chehab [0x15] = KEY_MUTE,
89616300bdSMauro Carvalho Chehab [0x16] = KEY_SUBTITLE,
90616300bdSMauro Carvalho Chehab [0x17] = KEY_RECORD,
91616300bdSMauro Carvalho Chehab [0x18] = KEY_TEXT,
92616300bdSMauro Carvalho Chehab [0x19] = KEY_AUDIO,
93616300bdSMauro Carvalho Chehab [0x1a] = KEY_RED,
94616300bdSMauro Carvalho Chehab [0x1b] = KEY_PREVIOUS,
95616300bdSMauro Carvalho Chehab [0x1c] = KEY_REWIND,
96616300bdSMauro Carvalho Chehab [0x1d] = KEY_PLAYPAUSE,
97616300bdSMauro Carvalho Chehab [0x1e] = KEY_NEXT,
98616300bdSMauro Carvalho Chehab [0x1f] = KEY_VOLUMEUP,
99616300bdSMauro Carvalho Chehab
100616300bdSMauro Carvalho Chehab /* code from device: 0x0340...0x0354 */
101616300bdSMauro Carvalho Chehab
102616300bdSMauro Carvalho Chehab [0x20] = KEY_CHANNELUP,
103616300bdSMauro Carvalho Chehab [0x21] = KEY_F21, /* "4:3" - fixme */
104616300bdSMauro Carvalho Chehab [0x22] = KEY_TV,
105616300bdSMauro Carvalho Chehab [0x23] = KEY_DVD,
106616300bdSMauro Carvalho Chehab [0x24] = KEY_VCR,
107616300bdSMauro Carvalho Chehab [0x25] = KEY_AUX,
108616300bdSMauro Carvalho Chehab [0x26] = KEY_GREEN,
109616300bdSMauro Carvalho Chehab [0x27] = KEY_YELLOW,
110616300bdSMauro Carvalho Chehab [0x28] = KEY_BLUE,
111616300bdSMauro Carvalho Chehab [0x29] = KEY_CHANNEL, /* "CH.LIST" */
112616300bdSMauro Carvalho Chehab [0x2a] = KEY_VENDOR, /* "CI" - fixme */
113616300bdSMauro Carvalho Chehab [0x2b] = KEY_VOLUMEDOWN,
114616300bdSMauro Carvalho Chehab [0x2c] = KEY_CHANNELDOWN,
115616300bdSMauro Carvalho Chehab [0x2d] = KEY_LAST,
116616300bdSMauro Carvalho Chehab [0x2e] = KEY_INFO,
117616300bdSMauro Carvalho Chehab [0x2f] = KEY_FORWARD,
118616300bdSMauro Carvalho Chehab [0x30] = KEY_LIST,
119616300bdSMauro Carvalho Chehab [0x31] = KEY_FAVORITES,
120616300bdSMauro Carvalho Chehab [0x32] = KEY_MENU,
121616300bdSMauro Carvalho Chehab [0x33] = KEY_EPG,
122616300bdSMauro Carvalho Chehab [0x34] = KEY_EXIT,
123616300bdSMauro Carvalho Chehab };
124616300bdSMauro Carvalho Chehab
fdtv_register_rc(struct firedtv * fdtv,struct device * dev)125616300bdSMauro Carvalho Chehab int fdtv_register_rc(struct firedtv *fdtv, struct device *dev)
126616300bdSMauro Carvalho Chehab {
127616300bdSMauro Carvalho Chehab struct input_dev *idev;
128616300bdSMauro Carvalho Chehab int i, err;
129616300bdSMauro Carvalho Chehab
130616300bdSMauro Carvalho Chehab idev = input_allocate_device();
131616300bdSMauro Carvalho Chehab if (!idev)
132616300bdSMauro Carvalho Chehab return -ENOMEM;
133616300bdSMauro Carvalho Chehab
134616300bdSMauro Carvalho Chehab fdtv->remote_ctrl_dev = idev;
135616300bdSMauro Carvalho Chehab idev->name = "FireDTV remote control";
136616300bdSMauro Carvalho Chehab idev->dev.parent = dev;
137616300bdSMauro Carvalho Chehab idev->evbit[0] = BIT_MASK(EV_KEY);
138616300bdSMauro Carvalho Chehab idev->keycode = kmemdup(keytable, sizeof(keytable), GFP_KERNEL);
139616300bdSMauro Carvalho Chehab if (!idev->keycode) {
140616300bdSMauro Carvalho Chehab err = -ENOMEM;
141616300bdSMauro Carvalho Chehab goto fail;
142616300bdSMauro Carvalho Chehab }
143616300bdSMauro Carvalho Chehab idev->keycodesize = sizeof(keytable[0]);
144616300bdSMauro Carvalho Chehab idev->keycodemax = ARRAY_SIZE(keytable);
145616300bdSMauro Carvalho Chehab
146616300bdSMauro Carvalho Chehab for (i = 0; i < ARRAY_SIZE(keytable); i++)
147616300bdSMauro Carvalho Chehab set_bit(keytable[i], idev->keybit);
148616300bdSMauro Carvalho Chehab
149616300bdSMauro Carvalho Chehab err = input_register_device(idev);
150616300bdSMauro Carvalho Chehab if (err)
151616300bdSMauro Carvalho Chehab goto fail_free_keymap;
152616300bdSMauro Carvalho Chehab
153616300bdSMauro Carvalho Chehab return 0;
154616300bdSMauro Carvalho Chehab
155616300bdSMauro Carvalho Chehab fail_free_keymap:
156616300bdSMauro Carvalho Chehab kfree(idev->keycode);
157616300bdSMauro Carvalho Chehab fail:
158616300bdSMauro Carvalho Chehab input_free_device(idev);
159616300bdSMauro Carvalho Chehab return err;
160616300bdSMauro Carvalho Chehab }
161616300bdSMauro Carvalho Chehab
fdtv_unregister_rc(struct firedtv * fdtv)162616300bdSMauro Carvalho Chehab void fdtv_unregister_rc(struct firedtv *fdtv)
163616300bdSMauro Carvalho Chehab {
164616300bdSMauro Carvalho Chehab cancel_work_sync(&fdtv->remote_ctrl_work);
165616300bdSMauro Carvalho Chehab kfree(fdtv->remote_ctrl_dev->keycode);
166616300bdSMauro Carvalho Chehab input_unregister_device(fdtv->remote_ctrl_dev);
167616300bdSMauro Carvalho Chehab }
168616300bdSMauro Carvalho Chehab
fdtv_handle_rc(struct firedtv * fdtv,unsigned int code)169616300bdSMauro Carvalho Chehab void fdtv_handle_rc(struct firedtv *fdtv, unsigned int code)
170616300bdSMauro Carvalho Chehab {
171616300bdSMauro Carvalho Chehab struct input_dev *idev = fdtv->remote_ctrl_dev;
172616300bdSMauro Carvalho Chehab u16 *keycode = idev->keycode;
173616300bdSMauro Carvalho Chehab
174616300bdSMauro Carvalho Chehab if (code >= 0x0300 && code <= 0x031f)
175616300bdSMauro Carvalho Chehab code = keycode[code - 0x0300];
176616300bdSMauro Carvalho Chehab else if (code >= 0x0340 && code <= 0x0354)
177616300bdSMauro Carvalho Chehab code = keycode[code - 0x0320];
178616300bdSMauro Carvalho Chehab else if (code >= 0x4501 && code <= 0x451f)
179616300bdSMauro Carvalho Chehab code = oldtable[code - 0x4501];
180616300bdSMauro Carvalho Chehab else if (code >= 0x4540 && code <= 0x4542)
181616300bdSMauro Carvalho Chehab code = oldtable[code - 0x4521];
182616300bdSMauro Carvalho Chehab else {
183f96cffd7STakashi Sakamoto dev_dbg(fdtv->device,
184f96cffd7STakashi Sakamoto "invalid key code 0x%04x from remote control\n",
185f96cffd7STakashi Sakamoto code);
186616300bdSMauro Carvalho Chehab return;
187616300bdSMauro Carvalho Chehab }
188616300bdSMauro Carvalho Chehab
189616300bdSMauro Carvalho Chehab input_report_key(idev, code, 1);
190616300bdSMauro Carvalho Chehab input_sync(idev);
191616300bdSMauro Carvalho Chehab input_report_key(idev, code, 0);
192616300bdSMauro Carvalho Chehab input_sync(idev);
193616300bdSMauro Carvalho Chehab }
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