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authorAnssi Hannula <anssi.hannula@gmail.com>2006-07-19 01:44:17 -0400
committerDmitry Torokhov <dtor@insightbb.com>2006-07-19 01:44:17 -0400
commitbb3caf7f438a67452f5cf4773ca1bf82260bbbad (patch)
tree01bcea151929eea5e58bb1591de80eac9be5d617
parent1f734cb461e1f029d751deb15c8d9f8137fb2ca7 (diff)
Input: add force feedback driver for PSX-style Zeroplus devices
Signed-off-by: Anssi Hannula <anssi.hannula@gmail.com> Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
-rw-r--r--drivers/usb/input/Kconfig8
-rw-r--r--drivers/usb/input/Makefile3
-rw-r--r--drivers/usb/input/hid-ff.c4
-rw-r--r--drivers/usb/input/hid-zpff.c110
-rw-r--r--drivers/usb/input/hid.h1
5 files changed, 126 insertions, 0 deletions
diff --git a/drivers/usb/input/Kconfig b/drivers/usb/input/Kconfig
index 3ca64c3cada3..7ec35c90d2d7 100644
--- a/drivers/usb/input/Kconfig
+++ b/drivers/usb/input/Kconfig
@@ -89,6 +89,14 @@ config THRUSTMASTER_FF
89 Note: if you say N here, this device will still be supported, but without 89 Note: if you say N here, this device will still be supported, but without
90 force feedback. 90 force feedback.
91 91
92config ZEROPLUS_FF
93 bool "Zeroplus based game controller support"
94 depends on HID_FF
95 select INPUT_FF_MEMLESS if USB_HID
96 help
97 Say Y here if you have a Zeroplus based game controller and want to
98 enable force feedback for it.
99
92config USB_HIDDEV 100config USB_HIDDEV
93 bool "/dev/hiddev raw HID device support" 101 bool "/dev/hiddev raw HID device support"
94 depends on USB_HID 102 depends on USB_HID
diff --git a/drivers/usb/input/Makefile b/drivers/usb/input/Makefile
index 84e72dcfc920..affb6a36d242 100644
--- a/drivers/usb/input/Makefile
+++ b/drivers/usb/input/Makefile
@@ -22,6 +22,9 @@ endif
22ifeq ($(CONFIG_THRUSTMASTER_FF),y) 22ifeq ($(CONFIG_THRUSTMASTER_FF),y)
23 usbhid-objs += hid-tmff.o 23 usbhid-objs += hid-tmff.o
24endif 24endif
25ifeq ($(CONFIG_ZEROPLUS_FF),y)
26 usbhid-objs += hid-zpff.o
27endif
25ifeq ($(CONFIG_HID_FF),y) 28ifeq ($(CONFIG_HID_FF),y)
26 usbhid-objs += hid-ff.o 29 usbhid-objs += hid-ff.o
27endif 30endif
diff --git a/drivers/usb/input/hid-ff.c b/drivers/usb/input/hid-ff.c
index 1b4882202144..a8fc46c721c5 100644
--- a/drivers/usb/input/hid-ff.c
+++ b/drivers/usb/input/hid-ff.c
@@ -60,6 +60,10 @@ static struct hid_ff_initializer inits[] = {
60#ifdef CONFIG_THRUSTMASTER_FF 60#ifdef CONFIG_THRUSTMASTER_FF
61 { 0x44f, 0xb304, hid_tmff_init }, 61 { 0x44f, 0xb304, hid_tmff_init },
62#endif 62#endif
63#ifdef CONFIG_ZEROPLUS_FF
64 { 0xc12, 0x0005, hid_zpff_init },
65 { 0xc12, 0x0030, hid_zpff_init },
66#endif
63 { 0, 0, hid_pidff_init} /* Matches anything */ 67 { 0, 0, hid_pidff_init} /* Matches anything */
64}; 68};
65 69
diff --git a/drivers/usb/input/hid-zpff.c b/drivers/usb/input/hid-zpff.c
new file mode 100644
index 000000000000..d2ce3214572c
--- /dev/null
+++ b/drivers/usb/input/hid-zpff.c
@@ -0,0 +1,110 @@
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 "hid.h"
31
32struct zpff_device {
33 struct hid_report *report;
34};
35
36static int hid_zpff_play(struct input_dev *dev, void *data,
37 struct ff_effect *effect)
38{
39 struct hid_device *hid = dev->private;
40 struct zpff_device *zpff = data;
41 int left, right;
42
43 /*
44 * The following is specified the other way around in the Zeroplus
45 * datasheet but the order below is correct for the XFX Executioner;
46 * however it is possible that the XFX Executioner is an exception
47 */
48
49 left = effect->u.rumble.strong_magnitude;
50 right = effect->u.rumble.weak_magnitude;
51 debug("called with 0x%04x 0x%04x", left, right);
52
53 left = left * 0x7f / 0xffff;
54 right = right * 0x7f / 0xffff;
55
56 zpff->report->field[2]->value[0] = left;
57 zpff->report->field[3]->value[0] = right;
58 debug("running with 0x%02x 0x%02x", left, right);
59 hid_submit_report(hid, zpff->report, USB_DIR_OUT);
60
61 return 0;
62}
63
64int hid_zpff_init(struct hid_device *hid)
65{
66 struct zpff_device *zpff;
67 struct hid_report *report;
68 struct hid_input *hidinput = list_entry(hid->inputs.next,
69 struct hid_input, list);
70 struct list_head *report_list =
71 &hid->report_enum[HID_OUTPUT_REPORT].report_list;
72 struct input_dev *dev = hidinput->input;
73 int error;
74
75 if (list_empty(report_list)) {
76 printk(KERN_ERR "hid-zpff: no output report found\n");
77 return -ENODEV;
78 }
79
80 report = list_entry(report_list->next, struct hid_report, list);
81
82 if (report->maxfield < 4) {
83 printk(KERN_ERR "hid-zpff: not enough fields in report\n");
84 return -ENODEV;
85 }
86
87 zpff = kzalloc(sizeof(struct zpff_device), GFP_KERNEL);
88 if (!zpff)
89 return -ENOMEM;
90
91 set_bit(FF_RUMBLE, dev->ffbit);
92
93 error = input_ff_create_memless(dev, zpff, hid_zpff_play);
94 if (error) {
95 kfree(zpff);
96 return error;
97 }
98
99 zpff->report = report;
100 zpff->report->field[0]->value[0] = 0x00;
101 zpff->report->field[1]->value[0] = 0x02;
102 zpff->report->field[2]->value[0] = 0x00;
103 zpff->report->field[3]->value[0] = 0x00;
104 hid_submit_report(hid, zpff->report, USB_DIR_OUT);
105
106 printk(KERN_INFO "Force feedback for Zeroplus based devices by "
107 "Anssi Hannula <anssi.hannula@gmail.com>\n");
108
109 return 0;
110}
diff --git a/drivers/usb/input/hid.h b/drivers/usb/input/hid.h
index 6d88c0c0b903..3dae8a949de2 100644
--- a/drivers/usb/input/hid.h
+++ b/drivers/usb/input/hid.h
@@ -525,6 +525,7 @@ int hid_ff_init(struct hid_device *hid);
525 525
526int hid_lgff_init(struct hid_device *hid); 526int hid_lgff_init(struct hid_device *hid);
527int hid_tmff_init(struct hid_device *hid); 527int hid_tmff_init(struct hid_device *hid);
528int hid_zpff_init(struct hid_device *hid);
528#ifdef CONFIG_HID_PID 529#ifdef CONFIG_HID_PID
529int hid_pidff_init(struct hid_device *hid); 530int hid_pidff_init(struct hid_device *hid);
530#else 531#else