diff options
| -rw-r--r-- | drivers/hid/usbhid/Kconfig | 8 | ||||
| -rw-r--r-- | drivers/hid/usbhid/Makefile | 3 | ||||
| -rw-r--r-- | drivers/hid/usbhid/hid-ff.c | 3 | ||||
| -rw-r--r-- | drivers/hid/usbhid/hid-lg2ff.c | 114 | ||||
| -rw-r--r-- | include/linux/hid.h | 1 |
5 files changed, 129 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 Note: if you say N here, this device will still be supported, but without force feedback. +config LOGIRUMBLEPAD2_FF + bool "Logitech Rumblepad 2 support" + depends on HID_FF + select INPUT_FF_MEMLESS if USB_HID + help + Say Y here if you want to enable force feedback support for Logitech + Rumblepad 2 devices. + config PANTHERLORD_FF bool "PantherLord/GreenAsia based device support" 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 ifeq ($(CONFIG_LOGITECH_FF),y) usbhid-objs += hid-lgff.o endif +ifeq ($(CONFIG_LOGIRUMBLEPAD2_FF),y) + usbhid-objs += hid-lg2ff.o +endif ifeq ($(CONFIG_PANTHERLORD_FF),y) usbhid-objs += hid-plff.o endif 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[] = { { 0x46d, 0xc295, hid_lgff_init }, /* Logitech MOMO force wheel */ { 0x46d, 0xca03, hid_lgff_init }, /* Logitech MOMO force wheel */ #endif +#ifdef CONFIG_LOGIRUMBLEPAD2_FF + { 0x46d, 0xc218, hid_lg2ff_init }, /* Logitech Rumblepad 2 */ +#endif #ifdef CONFIG_PANTHERLORD_FF { 0x810, 0x0001, hid_plff_init }, /* "Twin USB Joystick" */ { 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 @@ +/* + * Force feedback support for Logitech Rumblepad 2 + * + * Copyright (c) 2008 Anssi Hannula <anssi.hannula@gmail.com> + */ + +/* + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + + +#include <linux/input.h> +#include <linux/usb.h> +#include <linux/hid.h> +#include "usbhid.h" + +struct lg2ff_device { + struct hid_report *report; +}; + +static int play_effect(struct input_dev *dev, void *data, + struct ff_effect *effect) +{ + struct hid_device *hid = input_get_drvdata(dev); + struct lg2ff_device *lg2ff = data; + int weak, strong; + + strong = effect->u.rumble.strong_magnitude; + weak = effect->u.rumble.weak_magnitude; + + if (weak || strong) { + weak = weak * 0xff / 0xffff; + strong = strong * 0xff / 0xffff; + + lg2ff->report->field[0]->value[0] = 0x51; + lg2ff->report->field[0]->value[2] = weak; + lg2ff->report->field[0]->value[4] = strong; + } else { + lg2ff->report->field[0]->value[0] = 0xf3; + lg2ff->report->field[0]->value[2] = 0x00; + lg2ff->report->field[0]->value[4] = 0x00; + } + + usbhid_submit_report(hid, lg2ff->report, USB_DIR_OUT); + return 0; +} + +int hid_lg2ff_init(struct hid_device *hid) +{ + struct lg2ff_device *lg2ff; + struct hid_report *report; + struct hid_input *hidinput = list_entry(hid->inputs.next, + struct hid_input, list); + struct list_head *report_list = + &hid->report_enum[HID_OUTPUT_REPORT].report_list; + struct input_dev *dev = hidinput->input; + int error; + + if (list_empty(report_list)) { + printk(KERN_ERR "hid-lg2ff: no output report found\n"); + return -ENODEV; + } + + report = list_entry(report_list->next, struct hid_report, list); + + if (report->maxfield < 1) { + printk(KERN_ERR "hid-lg2ff: output report is empty\n"); + return -ENODEV; + } + if (report->field[0]->report_count < 7) { + printk(KERN_ERR "hid-lg2ff: not enough values in the field\n"); + return -ENODEV; + } + + lg2ff = kmalloc(sizeof(struct lg2ff_device), GFP_KERNEL); + if (!lg2ff) + return -ENOMEM; + + set_bit(FF_RUMBLE, dev->ffbit); + + error = input_ff_create_memless(dev, lg2ff, play_effect); + if (error) { + kfree(lg2ff); + return error; + } + + lg2ff->report = report; + report->field[0]->value[0] = 0xf3; + report->field[0]->value[1] = 0x00; + report->field[0]->value[2] = 0x00; + report->field[0]->value[3] = 0x00; + report->field[0]->value[4] = 0x00; + report->field[0]->value[5] = 0x00; + report->field[0]->value[6] = 0x00; + + usbhid_submit_report(hid, report, USB_DIR_OUT); + + printk(KERN_INFO "Force feedback for Logitech Rumblepad 2 by " + "Anssi Hannula <anssi.hannula@gmail.com>\n"); + + return 0; +} diff --git a/include/linux/hid.h b/include/linux/hid.h index 9db600f72e2a..cd526af12d7b 100644 --- a/include/linux/hid.h +++ b/include/linux/hid.h @@ -547,6 +547,7 @@ void usbhid_fixup_report_descriptor(const u16, const u16, char *, unsigned, char int hid_ff_init(struct hid_device *hid); int hid_lgff_init(struct hid_device *hid); +int hid_lg2ff_init(struct hid_device *hid); int hid_plff_init(struct hid_device *hid); int hid_tmff_init(struct hid_device *hid); int hid_zpff_init(struct hid_device *hid); |