cc'ing linux-input and Dmitry.
Please check MAINTAINERS before sending out patches.
On 07/15/10 03:54, x0r wrote:
> Adds force feedback support for ACRUX USB game controllers.
> These devices are mass produced in China and distributed under several vendors.
>
> Signed-off-by: Sergei Kolzun<x0r@xxxxxxxxxx>
>
> --- /dev/null
> +++ b/drivers/hid/hid-axff.c
> @@ -0,0 +1,168 @@
> +/*
> + * Force feedback support for ACRUX game controllers
> + *
> + * From what I have gathered, these devices are mass produced in China and are
> + * distributed under several vendors. They often share the same design as
> + * the original Xbox 360 controller.
> + *
> + * 1a34:0802 "ACRUX USB GAMEPAD 8116"
> + * - tested with a EXEQ EQ-PCU-02090 game controller.
> + *
> + * Copyright (c) 2010 Sergei Kolzun<x0r@xxxxxxxxxx>
> + */
> +
> +/*
> + * 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/slab.h>
> +#include<linux/usb.h>
> +#include<linux/hid.h>
> +
> +#include "hid-ids.h"
> +
> +#ifdef CONFIG_ACRUX_FF
> +#include "usbhid/usbhid.h"
> +
> +struct axff_device {
> + struct hid_report *report;
> +};
> +
> +static int axff_play(struct input_dev *dev, void *data, struct ff_effect *effect)
> +{
> + struct hid_device *hid = input_get_drvdata(dev);
> + struct axff_device *axff = data;
> + int left, right;
> +
> + left = effect->u.rumble.strong_magnitude;
> + right = effect->u.rumble.weak_magnitude;
> +
> + dbg_hid("called with 0x%04x 0x%04x", left, right);
> +
> + left = left * 0xff / 0xffff;
> + right = right * 0xff / 0xffff;
> +
> + axff->report->field[0]->value[0] = left;
> + axff->report->field[1]->value[0] = right;
> + axff->report->field[2]->value[0] = left;
> + axff->report->field[3]->value[0] = right;
> + dbg_hid("running with 0x%02x 0x%02x", left, right);
> + usbhid_submit_report(hid, axff->report, USB_DIR_OUT);
> +
> + return 0;
> +}
> +
> +static int axff_init(struct hid_device *hid)
> +{
> + struct axff_device *axff;
> + struct hid_report *report;
> + struct hid_input *hidinput = list_first_entry(&hid->inputs, 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)) {
> + dev_err(&hid->dev, "no output reports found\n");
> + return -ENODEV;
> + }
> +
> + report = list_first_entry(report_list, struct hid_report, list);
> +
> + if (report->maxfield< 4) {
> + dev_err(&hid->dev, "no fields in the report: %d\n", report->maxfield);
> + return -ENODEV;
> + }
> +
> + axff = kzalloc(sizeof(struct axff_device), GFP_KERNEL);
> + if (!axff)
> + return -ENOMEM;
> +
> + set_bit(FF_RUMBLE, dev->ffbit);
> +
> + error = input_ff_create_memless(dev, axff, axff_play);
> + if (error) {
> + kfree(axff);
> + return error;
> + }
> +
> + axff->report = report;
> + axff->report->field[0]->value[0] = 0x00;
> + axff->report->field[1]->value[0] = 0x00;
> + axff->report->field[2]->value[0] = 0x00;
> + axff->report->field[3]->value[0] = 0x00;
> + usbhid_submit_report(hid, axff->report, USB_DIR_OUT);
> +
> + dev_info(&hid->dev, "Force Feedback for ACRUX game controllers by Sergei Kolzun<x0r@xxxxxxxxxx>\n");
> +
> + return 0;
> +}
> +#else
> +static inline int axff_init(struct hid_device *hid)
> +{
> + return 0;
> +}
> +#endif
> +
> +static int ax_probe(struct hid_device *hdev, const struct hid_device_id *id)
> +{
> + int ret;
> +
> + dev_dbg(&hdev->dev, "ACRUX HID hardware probe...");
> +
> + ret = hid_parse(hdev);
> + if (ret) {
> + dev_err(&hdev->dev, "parse failed\n");
> + goto err;
> + }
> +
> + ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT& ~HID_CONNECT_FF);
> + if (ret) {
> + dev_err(&hdev->dev, "hw start failed\n");
> + goto err;
> + }
> +
> + axff_init(hdev);
> +
> + return 0;
> +err:
> + return ret;
> +}
> +
> +static const struct hid_device_id ax_devices[] = {
> + { HID_USB_DEVICE(USB_VENDOR_ID_ACRUX, 0x0802), },
> + { }
> +};
> +MODULE_DEVICE_TABLE(hid, ax_devices);
> +
> +static struct hid_driver ax_driver = {
> + .name = "acrux",
> + .id_table = ax_devices,
> + .probe = ax_probe,
> +};
> +
> +static int __init ax_init(void)
> +{
> + return hid_register_driver(&ax_driver);
> +}
> +
> +static void __exit ax_exit(void)
> +{
> + hid_unregister_driver(&ax_driver);
> +}
> +
> +module_init(ax_init);
> +module_exit(ax_exit);
> +MODULE_LICENSE("GPL");
> --- a/drivers/hid/hid-core.c
> +++ b/drivers/hid/hid-core.c
> @@ -1248,6 +1248,7 @@
> { HID_USB_DEVICE(USB_VENDOR_ID_3M, USB_DEVICE_ID_3M1968) },
> { HID_USB_DEVICE(USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_WCP32PU) },
> { HID_USB_DEVICE(USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_X5_005D) },
> + { HID_USB_DEVICE(USB_VENDOR_ID_ACRUX, 0x0802) },
> { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ATV_IRCONTROL) },
> { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_IRCONTROL4) },
> { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MIGHTYMOUSE) },
> --- a/drivers/hid/hid-ids.h
> +++ b/drivers/hid/hid-ids.h
> @@ -33,6 +33,8 @@
> #define USB_DEVICE_ID_ACECAD_FLAIR 0x0004
> #define USB_DEVICE_ID_ACECAD_302 0x0008
>
> +#define USB_VENDOR_ID_ACRUX 0x1a34
> +
> #define USB_VENDOR_ID_ADS_TECH 0x06e1
> #define USB_DEVICE_ID_ADS_TECH_RADIO_SI470X 0xa155
>
> --- a/drivers/hid/Kconfig
> +++ b/drivers/hid/Kconfig
> @@ -68,6 +68,21 @@
> ---help---
> Support for A4 tech X5 and WOP-35 / Trust 450L mice.
>
> +config HID_ACRUX
> + tristate "ACRUX support" if EMBEDDED
> + depends on USB_HID
> + default !EMBEDDED
> + ---help---
> + Say Y here if you have ACRUX game controllers.
> +
> +config ACRUX_FF
> + bool "ACRUX force feedback support"
> + depends on HID_ACRUX
> + select INPUT_FF_MEMLESS
> + ---help---
> + Say Y here if you want to enable force feedback support for ACRUX
> + game controllers.
> +
> config HID_APPLE
> tristate "Apple" if EMBEDDED
> depends on (USB_HID || BT_HIDP)
> --- a/drivers/hid/Makefile
> +++ b/drivers/hid/Makefile
> @@ -24,6 +24,7 @@
>
> obj-$(CONFIG_HID_3M_PCT) += hid-3m-pct.o
> obj-$(CONFIG_HID_A4TECH) += hid-a4tech.o
> +obj-$(CONFIG_HID_ACRUX) += hid-axff.o
> obj-$(CONFIG_HID_APPLE) += hid-apple.o
> obj-$(CONFIG_HID_BELKIN) += hid-belkin.o
> obj-$(CONFIG_HID_CHERRY) += hid-cherry.o
>
>
>
> --
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