diff options
Diffstat (limited to 'drivers/usb/input/hid-zpff.c')
-rw-r--r-- | drivers/usb/input/hid-zpff.c | 111 |
1 files changed, 0 insertions, 111 deletions
diff --git a/drivers/usb/input/hid-zpff.c b/drivers/usb/input/hid-zpff.c deleted file mode 100644 index 7bd8238ca212..000000000000 --- a/drivers/usb/input/hid-zpff.c +++ /dev/null | |||
@@ -1,111 +0,0 @@ | |||
1 | /* | ||
2 | * Force feedback support for Zeroplus based devices | ||
3 | * | ||
4 | * Copyright (c) 2005, 2006 Anssi Hannula <anssi.hannula@gmail.com> | ||
5 | */ | ||
6 | |||
7 | /* | ||
8 | * This program is free software; you can redistribute it and/or modify | ||
9 | * it under the terms of the GNU General Public License as published by | ||
10 | * the Free Software Foundation; either version 2 of the License, or | ||
11 | * (at your option) any later version. | ||
12 | * | ||
13 | * This program is distributed in the hope that it will be useful, | ||
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
16 | * GNU General Public License for more details. | ||
17 | * | ||
18 | * You should have received a copy of the GNU General Public License | ||
19 | * along with this program; if not, write to the Free Software | ||
20 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | ||
21 | */ | ||
22 | |||
23 | |||
24 | /* #define DEBUG */ | ||
25 | |||
26 | #define debug(format, arg...) pr_debug("hid-zpff: " format "\n" , ## arg) | ||
27 | |||
28 | #include <linux/input.h> | ||
29 | #include <linux/usb.h> | ||
30 | #include <linux/hid.h> | ||
31 | #include "usbhid.h" | ||
32 | |||
33 | struct zpff_device { | ||
34 | struct hid_report *report; | ||
35 | }; | ||
36 | |||
37 | static int hid_zpff_play(struct input_dev *dev, void *data, | ||
38 | struct ff_effect *effect) | ||
39 | { | ||
40 | struct hid_device *hid = dev->private; | ||
41 | struct zpff_device *zpff = data; | ||
42 | int left, right; | ||
43 | |||
44 | /* | ||
45 | * The following is specified the other way around in the Zeroplus | ||
46 | * datasheet but the order below is correct for the XFX Executioner; | ||
47 | * however it is possible that the XFX Executioner is an exception | ||
48 | */ | ||
49 | |||
50 | left = effect->u.rumble.strong_magnitude; | ||
51 | right = effect->u.rumble.weak_magnitude; | ||
52 | debug("called with 0x%04x 0x%04x", left, right); | ||
53 | |||
54 | left = left * 0x7f / 0xffff; | ||
55 | right = right * 0x7f / 0xffff; | ||
56 | |||
57 | zpff->report->field[2]->value[0] = left; | ||
58 | zpff->report->field[3]->value[0] = right; | ||
59 | debug("running with 0x%02x 0x%02x", left, right); | ||
60 | usbhid_submit_report(hid, zpff->report, USB_DIR_OUT); | ||
61 | |||
62 | return 0; | ||
63 | } | ||
64 | |||
65 | int hid_zpff_init(struct hid_device *hid) | ||
66 | { | ||
67 | struct zpff_device *zpff; | ||
68 | struct hid_report *report; | ||
69 | struct hid_input *hidinput = list_entry(hid->inputs.next, | ||
70 | struct hid_input, list); | ||
71 | struct list_head *report_list = | ||
72 | &hid->report_enum[HID_OUTPUT_REPORT].report_list; | ||
73 | struct input_dev *dev = hidinput->input; | ||
74 | int error; | ||
75 | |||
76 | if (list_empty(report_list)) { | ||
77 | printk(KERN_ERR "hid-zpff: no output report found\n"); | ||
78 | return -ENODEV; | ||
79 | } | ||
80 | |||
81 | report = list_entry(report_list->next, struct hid_report, list); | ||
82 | |||
83 | if (report->maxfield < 4) { | ||
84 | printk(KERN_ERR "hid-zpff: not enough fields in report\n"); | ||
85 | return -ENODEV; | ||
86 | } | ||
87 | |||
88 | zpff = kzalloc(sizeof(struct zpff_device), GFP_KERNEL); | ||
89 | if (!zpff) | ||
90 | return -ENOMEM; | ||
91 | |||
92 | set_bit(FF_RUMBLE, dev->ffbit); | ||
93 | |||
94 | error = input_ff_create_memless(dev, zpff, hid_zpff_play); | ||
95 | if (error) { | ||
96 | kfree(zpff); | ||
97 | return error; | ||
98 | } | ||
99 | |||
100 | zpff->report = report; | ||
101 | zpff->report->field[0]->value[0] = 0x00; | ||
102 | zpff->report->field[1]->value[0] = 0x02; | ||
103 | zpff->report->field[2]->value[0] = 0x00; | ||
104 | zpff->report->field[3]->value[0] = 0x00; | ||
105 | usbhid_submit_report(hid, zpff->report, USB_DIR_OUT); | ||
106 | |||
107 | printk(KERN_INFO "Force feedback for Zeroplus based devices by " | ||
108 | "Anssi Hannula <anssi.hannula@gmail.com>\n"); | ||
109 | |||
110 | return 0; | ||
111 | } | ||