Add a force feedback driver for PantherLord USB/PS2 2in1 Adapter,
0810:0001. The device identifies itself as "Twin USB Joystick".
Signed-off-by: Anssi Hannula <[email protected]>
---
drivers/usb/input/Kconfig | 8 ++
drivers/usb/input/Makefile | 3 +
drivers/usb/input/hid-ff.c | 3 +
drivers/usb/input/hid-plff.c | 129 +++++++++++++++++++++++++++++++++++++++++++
include/linux/hid.h | 1
5 files changed, 144 insertions(+)
Index: linux-2.6.20-rc3-ptr/drivers/usb/input/hid-ff.c
===================================================================
--- linux-2.6.20-rc3-ptr.orig/drivers/usb/input/hid-ff.c 2007-01-07 20:53:42.000000000 +0200
+++ linux-2.6.20-rc3-ptr/drivers/usb/input/hid-ff.c 2007-01-07 21:08:16.000000000 +0200
@@ -57,6 +57,9 @@ static struct hid_ff_initializer inits[]
{ 0x46d, 0xc295, hid_lgff_init }, /* Logitech MOMO force wheel */
{ 0x46d, 0xc219, hid_lgff_init }, /* Logitech Cordless rumble pad 2 */
#endif
+#ifdef CONFIG_PANTHERLORD_FF
+ { 0x810, 0x0001, hid_plff_init },
+#endif
#ifdef CONFIG_THRUSTMASTER_FF
{ 0x44f, 0xb304, hid_tmff_init },
#endif
Index: linux-2.6.20-rc3-ptr/drivers/usb/input/hid-plff.c
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ linux-2.6.20-rc3-ptr/drivers/usb/input/hid-plff.c 2007-01-11 16:10:10.000000000 +0200
@@ -0,0 +1,129 @@
+/*
+ * Force feedback support for PantherLord USB/PS2 2in1 Adapter devices
+ *
+ * Copyright (c) 2007 Anssi Hannula <[email protected]>
+ */
+
+/*
+ * 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
+ */
+
+
+/* #define DEBUG */
+
+#define debug(format, arg...) pr_debug("hid-plff: " format "\n" , ## arg)
+
+#include <linux/input.h>
+#include <linux/usb.h>
+#include <linux/hid.h>
+#include "usbhid.h"
+
+struct plff_device {
+ struct hid_report *report;
+};
+
+static int hid_plff_play(struct input_dev *dev, void *data,
+ struct ff_effect *effect)
+{
+ struct hid_device *hid = dev->private;
+ struct plff_device *plff = data;
+ int left, right;
+
+ left = effect->u.rumble.strong_magnitude;
+ right = effect->u.rumble.weak_magnitude;
+ debug("called with 0x%04x 0x%04x", left, right);
+
+ left = left * 0x7f / 0xffff;
+ right = right * 0x7f / 0xffff;
+
+ plff->report->field[0]->value[2] = left;
+ plff->report->field[0]->value[3] = right;
+ debug("running with 0x%02x 0x%02x", left, right);
+ usbhid_submit_report(hid, plff->report, USB_DIR_OUT);
+
+ return 0;
+}
+
+int hid_plff_init(struct hid_device *hid)
+{
+ struct plff_device *plff;
+ struct hid_report *report;
+ struct hid_input *hidinput;
+ struct list_head *report_list =
+ &hid->report_enum[HID_OUTPUT_REPORT].report_list;
+ struct list_head *report_ptr = report_list;
+ struct input_dev *dev;
+ int error;
+
+ /* The device contains 2 output reports (one for each
+ HID_QUIRK_MULTI_INPUT device), both containing 1 field, which
+ contains 4 ff00.0002 usages and 4 16bit absolute values.
+
+ The 2 input reports also contain a field which contains
+ 8 ff00.0001 usages and 8 boolean values. Their meaning is
+ currently unknown. */
+
+ if (list_empty(report_list)) {
+ printk(KERN_ERR "hid-plff: no output reports found\n");
+ return -ENODEV;
+ }
+
+ list_for_each_entry(hidinput, &hid->inputs, list) {
+
+ report_ptr = report_ptr->next;
+
+ if (report_ptr == report_list) {
+ printk(KERN_ERR "hid-plff: required output report is missing\n");
+ return -ENODEV;
+ }
+
+ report = list_entry(report_ptr, struct hid_report, list);
+ if (report->maxfield < 1) {
+ printk(KERN_ERR "hid-plff: no fields in the report\n");
+ return -ENODEV;
+ }
+
+ if (report->field[0]->report_count < 4) {
+ printk(KERN_ERR "hid-plff: not enough values in the field\n");
+ return -ENODEV;
+ }
+
+ plff = kzalloc(sizeof(struct plff_device), GFP_KERNEL);
+ if (!plff)
+ return -ENOMEM;
+
+ dev = hidinput->input;
+
+ set_bit(FF_RUMBLE, dev->ffbit);
+
+ error = input_ff_create_memless(dev, plff, hid_plff_play);
+ if (error) {
+ kfree(plff);
+ return error;
+ }
+
+ plff->report = report;
+ plff->report->field[0]->value[0] = 0x00;
+ plff->report->field[0]->value[1] = 0x00;
+ plff->report->field[0]->value[2] = 0x00;
+ plff->report->field[0]->value[3] = 0x00;
+ usbhid_submit_report(hid, plff->report, USB_DIR_OUT);
+ }
+
+ printk(KERN_INFO "hid-plff: Force feedback for PantherLord USB/PS2 "
+ "2in1 Adapters by Anssi Hannula <[email protected]>\n");
+
+ return 0;
+}
Index: linux-2.6.20-rc3-ptr/drivers/usb/input/Kconfig
===================================================================
--- linux-2.6.20-rc3-ptr.orig/drivers/usb/input/Kconfig 2007-01-07 20:53:42.000000000 +0200
+++ linux-2.6.20-rc3-ptr/drivers/usb/input/Kconfig 2007-01-11 15:41:54.000000000 +0200
@@ -71,6 +71,14 @@ config LOGITECH_FF
Note: if you say N here, this device will still be supported, but without
force feedback.
+config PANTHERLORD_FF
+ bool "PantherLord USB/PS2 2in1 Adapter support"
+ depends on HID_FF
+ select INPUT_FF_MEMLESS if USB_HID
+ help
+ Say Y here if you have a PantherLord USB/PS2 2in1 Adapter and want
+ to enable force feedback support for it.
+
config THRUSTMASTER_FF
bool "ThrustMaster FireStorm Dual Power 2 support (EXPERIMENTAL)"
depends on HID_FF && EXPERIMENTAL
Index: linux-2.6.20-rc3-ptr/drivers/usb/input/Makefile
===================================================================
--- linux-2.6.20-rc3-ptr.orig/drivers/usb/input/Makefile 2007-01-07 20:53:42.000000000 +0200
+++ linux-2.6.20-rc3-ptr/drivers/usb/input/Makefile 2007-01-07 21:08:17.000000000 +0200
@@ -17,6 +17,9 @@ endif
ifeq ($(CONFIG_LOGITECH_FF),y)
usbhid-objs += hid-lgff.o
endif
+ifeq ($(CONFIG_PANTHERLORD_FF),y)
+ usbhid-objs += hid-plff.o
+endif
ifeq ($(CONFIG_THRUSTMASTER_FF),y)
usbhid-objs += hid-tmff.o
endif
Index: linux-2.6.20-rc3-ptr/include/linux/hid.h
===================================================================
--- linux-2.6.20-rc3-ptr.orig/include/linux/hid.h 2007-01-07 20:56:10.000000000 +0200
+++ linux-2.6.20-rc3-ptr/include/linux/hid.h 2007-01-07 21:08:17.000000000 +0200
@@ -505,6 +505,7 @@ struct hid_device *hid_parse_report(__u8
int hid_ff_init(struct hid_device *hid);
int hid_lgff_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);
#ifdef CONFIG_HID_PID
--
Anssi Hannula
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