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authorAnssi Hannula <anssi.hannula@gmail.com>2008-03-31 19:51:11 -0400
committerJiri Kosina <jkosina@suse.cz>2008-04-22 05:34:57 -0400
commitc17f9c901c4e62cbf857b831bcc3070380449b88 (patch)
tree360860210f1f81086ec10c83370c3526a601544c /drivers/hid
parent1d1bdd20008416a744c0c844e231e7ba69c11699 (diff)
HID: force feedback driver for Logitech Rumblepad 2
Add force feedback support for Logitech Rumblepad 2. Tested-By: Edgar Simo <bobbens@gmail.com> Signed-off-by: Anssi Hannula <anssi.hannula@gmail.com> Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Diffstat (limited to 'drivers/hid')
-rw-r--r--drivers/hid/usbhid/Kconfig8
-rw-r--r--drivers/hid/usbhid/Makefile3
-rw-r--r--drivers/hid/usbhid/hid-ff.c3
-rw-r--r--drivers/hid/usbhid/hid-lg2ff.c114
4 files changed, 128 insertions, 0 deletions
diff --git a/drivers/hid/usbhid/Kconfig b/drivers/hid/usbhid/Kconfig
index 7160fa65d79b..a5f0fb0fdaf4 100644
--- a/drivers/hid/usbhid/Kconfig
+++ b/drivers/hid/usbhid/Kconfig
@@ -71,6 +71,14 @@ config LOGITECH_FF
71 Note: if you say N here, this device will still be supported, but without 71 Note: if you say N here, this device will still be supported, but without
72 force feedback. 72 force feedback.
73 73
74config LOGIRUMBLEPAD2_FF
75 bool "Logitech Rumblepad 2 support"
76 depends on HID_FF
77 select INPUT_FF_MEMLESS if USB_HID
78 help
79 Say Y here if you want to enable force feedback support for Logitech
80 Rumblepad 2 devices.
81
74config PANTHERLORD_FF 82config PANTHERLORD_FF
75 bool "PantherLord/GreenAsia based device support" 83 bool "PantherLord/GreenAsia based device support"
76 depends on HID_FF 84 depends on HID_FF
diff --git a/drivers/hid/usbhid/Makefile b/drivers/hid/usbhid/Makefile
index 8e6ab5b164a2..00a7b7090192 100644
--- a/drivers/hid/usbhid/Makefile
+++ b/drivers/hid/usbhid/Makefile
@@ -16,6 +16,9 @@ endif
16ifeq ($(CONFIG_LOGITECH_FF),y) 16ifeq ($(CONFIG_LOGITECH_FF),y)
17 usbhid-objs += hid-lgff.o 17 usbhid-objs += hid-lgff.o
18endif 18endif
19ifeq ($(CONFIG_LOGIRUMBLEPAD2_FF),y)
20 usbhid-objs += hid-lg2ff.o
21endif
19ifeq ($(CONFIG_PANTHERLORD_FF),y) 22ifeq ($(CONFIG_PANTHERLORD_FF),y)
20 usbhid-objs += hid-plff.o 23 usbhid-objs += hid-plff.o
21endif 24endif
diff --git a/drivers/hid/usbhid/hid-ff.c b/drivers/hid/usbhid/hid-ff.c
index 4c210e16b1b4..1d0dac52f166 100644
--- a/drivers/hid/usbhid/hid-ff.c
+++ b/drivers/hid/usbhid/hid-ff.c
@@ -59,6 +59,9 @@ static struct hid_ff_initializer inits[] = {
59 { 0x46d, 0xc295, hid_lgff_init }, /* Logitech MOMO force wheel */ 59 { 0x46d, 0xc295, hid_lgff_init }, /* Logitech MOMO force wheel */
60 { 0x46d, 0xca03, hid_lgff_init }, /* Logitech MOMO force wheel */ 60 { 0x46d, 0xca03, hid_lgff_init }, /* Logitech MOMO force wheel */
61#endif 61#endif
62#ifdef CONFIG_LOGIRUMBLEPAD2_FF
63 { 0x46d, 0xc218, hid_lg2ff_init }, /* Logitech Rumblepad 2 */
64#endif
62#ifdef CONFIG_PANTHERLORD_FF 65#ifdef CONFIG_PANTHERLORD_FF
63 { 0x810, 0x0001, hid_plff_init }, /* "Twin USB Joystick" */ 66 { 0x810, 0x0001, hid_plff_init }, /* "Twin USB Joystick" */
64 { 0xe8f, 0x0003, hid_plff_init }, /* "GreenAsia Inc. USB Joystick " */ 67 { 0xe8f, 0x0003, hid_plff_init }, /* "GreenAsia Inc. USB Joystick " */
diff --git a/drivers/hid/usbhid/hid-lg2ff.c b/drivers/hid/usbhid/hid-lg2ff.c
new file mode 100644
index 000000000000..d469bd0061c9
--- /dev/null
+++ b/drivers/hid/usbhid/hid-lg2ff.c
@@ -0,0 +1,114 @@
1/*
2 * Force feedback support for Logitech Rumblepad 2
3 *
4 * Copyright (c) 2008 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#include <linux/input.h>
25#include <linux/usb.h>
26#include <linux/hid.h>
27#include "usbhid.h"
28
29struct lg2ff_device {
30 struct hid_report *report;
31};
32
33static int play_effect(struct input_dev *dev, void *data,
34 struct ff_effect *effect)
35{
36 struct hid_device *hid = input_get_drvdata(dev);
37 struct lg2ff_device *lg2ff = data;
38 int weak, strong;
39
40 strong = effect->u.rumble.strong_magnitude;
41 weak = effect->u.rumble.weak_magnitude;
42
43 if (weak || strong) {
44 weak = weak * 0xff / 0xffff;
45 strong = strong * 0xff / 0xffff;
46
47 lg2ff->report->field[0]->value[0] = 0x51;
48 lg2ff->report->field[0]->value[2] = weak;
49 lg2ff->report->field[0]->value[4] = strong;
50 } else {
51 lg2ff->report->field[0]->value[0] = 0xf3;
52 lg2ff->report->field[0]->value[2] = 0x00;
53 lg2ff->report->field[0]->value[4] = 0x00;
54 }
55
56 usbhid_submit_report(hid, lg2ff->report, USB_DIR_OUT);
57 return 0;
58}
59
60int hid_lg2ff_init(struct hid_device *hid)
61{
62 struct lg2ff_device *lg2ff;
63 struct hid_report *report;
64 struct hid_input *hidinput = list_entry(hid->inputs.next,
65 struct hid_input, list);
66 struct list_head *report_list =
67 &hid->report_enum[HID_OUTPUT_REPORT].report_list;
68 struct input_dev *dev = hidinput->input;
69 int error;
70
71 if (list_empty(report_list)) {
72 printk(KERN_ERR "hid-lg2ff: no output report found\n");
73 return -ENODEV;
74 }
75
76 report = list_entry(report_list->next, struct hid_report, list);
77
78 if (report->maxfield < 1) {
79 printk(KERN_ERR "hid-lg2ff: output report is empty\n");
80 return -ENODEV;
81 }
82 if (report->field[0]->report_count < 7) {
83 printk(KERN_ERR "hid-lg2ff: not enough values in the field\n");
84 return -ENODEV;
85 }
86
87 lg2ff = kmalloc(sizeof(struct lg2ff_device), GFP_KERNEL);
88 if (!lg2ff)
89 return -ENOMEM;
90
91 set_bit(FF_RUMBLE, dev->ffbit);
92
93 error = input_ff_create_memless(dev, lg2ff, play_effect);
94 if (error) {
95 kfree(lg2ff);
96 return error;
97 }
98
99 lg2ff->report = report;
100 report->field[0]->value[0] = 0xf3;
101 report->field[0]->value[1] = 0x00;
102 report->field[0]->value[2] = 0x00;
103 report->field[0]->value[3] = 0x00;
104 report->field[0]->value[4] = 0x00;
105 report->field[0]->value[5] = 0x00;
106 report->field[0]->value[6] = 0x00;
107
108 usbhid_submit_report(hid, report, USB_DIR_OUT);
109
110 printk(KERN_INFO "Force feedback for Logitech Rumblepad 2 by "
111 "Anssi Hannula <anssi.hannula@gmail.com>\n");
112
113 return 0;
114}