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author | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
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committer | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
commit | 871480933a1c28f8a9fed4c4d34d06c439a7a422 (patch) | |
tree | 8718f573808810c2a1e8cb8fb6ac469093ca2784 /ANDROID_3.4.5/drivers/hid/hid-dr.c | |
parent | 9d40ac5867b9aefe0722bc1f110b965ff294d30d (diff) | |
download | FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.tar.gz FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.tar.bz2 FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.zip |
Moved, renamed, and deleted files
The original directory structure was scattered and unorganized.
Changes are basically to make it look like kernel structure.
Diffstat (limited to 'ANDROID_3.4.5/drivers/hid/hid-dr.c')
-rw-r--r-- | ANDROID_3.4.5/drivers/hid/hid-dr.c | 313 |
1 files changed, 0 insertions, 313 deletions
diff --git a/ANDROID_3.4.5/drivers/hid/hid-dr.c b/ANDROID_3.4.5/drivers/hid/hid-dr.c deleted file mode 100644 index e832f44a..00000000 --- a/ANDROID_3.4.5/drivers/hid/hid-dr.c +++ /dev/null @@ -1,313 +0,0 @@ -/* - * Force feedback support for DragonRise Inc. 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 PlayStation DualShock controller. - * - * 0079:0006 "DragonRise Inc. Generic USB Joystick " - * - tested with a Tesun USB-703 game controller. - * - * Copyright (c) 2009 Richard Walmsley <richwalm@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/slab.h> -#include <linux/usb.h> -#include <linux/hid.h> -#include <linux/module.h> - -#include "hid-ids.h" - -#ifdef CONFIG_DRAGONRISE_FF -#include "usbhid/usbhid.h" - -struct drff_device { - struct hid_report *report; -}; - -static int drff_play(struct input_dev *dev, void *data, - struct ff_effect *effect) -{ - struct hid_device *hid = input_get_drvdata(dev); - struct drff_device *drff = data; - int strong, weak; - - strong = effect->u.rumble.strong_magnitude; - weak = effect->u.rumble.weak_magnitude; - - dbg_hid("called with 0x%04x 0x%04x", strong, weak); - - if (strong || weak) { - strong = strong * 0xff / 0xffff; - weak = weak * 0xff / 0xffff; - - /* While reverse engineering this device, I found that when - this value is set, it causes the strong rumble to function - at a near maximum speed, so we'll bypass it. */ - if (weak == 0x0a) - weak = 0x0b; - - drff->report->field[0]->value[0] = 0x51; - drff->report->field[0]->value[1] = 0x00; - drff->report->field[0]->value[2] = weak; - drff->report->field[0]->value[4] = strong; - usbhid_submit_report(hid, drff->report, USB_DIR_OUT); - - drff->report->field[0]->value[0] = 0xfa; - drff->report->field[0]->value[1] = 0xfe; - } else { - drff->report->field[0]->value[0] = 0xf3; - drff->report->field[0]->value[1] = 0x00; - } - - drff->report->field[0]->value[2] = 0x00; - drff->report->field[0]->value[4] = 0x00; - dbg_hid("running with 0x%02x 0x%02x", strong, weak); - usbhid_submit_report(hid, drff->report, USB_DIR_OUT); - - return 0; -} - -static int drff_init(struct hid_device *hid) -{ - struct drff_device *drff; - 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)) { - hid_err(hid, "no output reports found\n"); - return -ENODEV; - } - - report = list_first_entry(report_list, struct hid_report, list); - if (report->maxfield < 1) { - hid_err(hid, "no fields in the report\n"); - return -ENODEV; - } - - if (report->field[0]->report_count < 7) { - hid_err(hid, "not enough values in the field\n"); - return -ENODEV; - } - - drff = kzalloc(sizeof(struct drff_device), GFP_KERNEL); - if (!drff) - return -ENOMEM; - - set_bit(FF_RUMBLE, dev->ffbit); - - error = input_ff_create_memless(dev, drff, drff_play); - if (error) { - kfree(drff); - return error; - } - - drff->report = report; - drff->report->field[0]->value[0] = 0xf3; - drff->report->field[0]->value[1] = 0x00; - drff->report->field[0]->value[2] = 0x00; - drff->report->field[0]->value[3] = 0x00; - drff->report->field[0]->value[4] = 0x00; - drff->report->field[0]->value[5] = 0x00; - drff->report->field[0]->value[6] = 0x00; - usbhid_submit_report(hid, drff->report, USB_DIR_OUT); - - hid_info(hid, "Force Feedback for DragonRise Inc. " - "game controllers by Richard Walmsley <richwalm@gmail.com>\n"); - - return 0; -} -#else -static inline int drff_init(struct hid_device *hid) -{ - return 0; -} -#endif - -/* - * The original descriptor of joystick with PID 0x0011, represented by DVTech PC - * JS19. It seems both copied from another device and a result of confusion - * either about the specification or about the program used to create the - * descriptor. In any case, it's a wonder it works on Windows. - * - * Usage Page (Desktop), ; Generic desktop controls (01h) - * Usage (Joystik), ; Joystik (04h, application collection) - * Collection (Application), - * Collection (Logical), - * Report Size (8), - * Report Count (5), - * Logical Minimum (0), - * Logical Maximum (255), - * Physical Minimum (0), - * Physical Maximum (255), - * Usage (X), ; X (30h, dynamic value) - * Usage (X), ; X (30h, dynamic value) - * Usage (X), ; X (30h, dynamic value) - * Usage (X), ; X (30h, dynamic value) - * Usage (Y), ; Y (31h, dynamic value) - * Input (Variable), - * Report Size (4), - * Report Count (1), - * Logical Maximum (7), - * Physical Maximum (315), - * Unit (Degrees), - * Usage (00h), - * Input (Variable, Null State), - * Unit, - * Report Size (1), - * Report Count (10), - * Logical Maximum (1), - * Physical Maximum (1), - * Usage Page (Button), ; Button (09h) - * Usage Minimum (01h), - * Usage Maximum (0Ah), - * Input (Variable), - * Usage Page (FF00h), ; FF00h, vendor-defined - * Report Size (1), - * Report Count (10), - * Logical Maximum (1), - * Physical Maximum (1), - * Usage (01h), - * Input (Variable), - * End Collection, - * Collection (Logical), - * Report Size (8), - * Report Count (4), - * Physical Maximum (255), - * Logical Maximum (255), - * Usage (02h), - * Output (Variable), - * End Collection, - * End Collection - */ - -/* Size of the original descriptor of the PID 0x0011 joystick */ -#define PID0011_RDESC_ORIG_SIZE 101 - -/* Fixed report descriptor for PID 0x011 joystick */ -static __u8 pid0011_rdesc_fixed[] = { - 0x05, 0x01, /* Usage Page (Desktop), */ - 0x09, 0x04, /* Usage (Joystik), */ - 0xA1, 0x01, /* Collection (Application), */ - 0xA1, 0x02, /* Collection (Logical), */ - 0x14, /* Logical Minimum (0), */ - 0x75, 0x08, /* Report Size (8), */ - 0x95, 0x03, /* Report Count (3), */ - 0x81, 0x01, /* Input (Constant), */ - 0x26, 0xFF, 0x00, /* Logical Maximum (255), */ - 0x95, 0x02, /* Report Count (2), */ - 0x09, 0x30, /* Usage (X), */ - 0x09, 0x31, /* Usage (Y), */ - 0x81, 0x02, /* Input (Variable), */ - 0x75, 0x01, /* Report Size (1), */ - 0x95, 0x04, /* Report Count (4), */ - 0x81, 0x01, /* Input (Constant), */ - 0x25, 0x01, /* Logical Maximum (1), */ - 0x95, 0x0A, /* Report Count (10), */ - 0x05, 0x09, /* Usage Page (Button), */ - 0x19, 0x01, /* Usage Minimum (01h), */ - 0x29, 0x0A, /* Usage Maximum (0Ah), */ - 0x81, 0x02, /* Input (Variable), */ - 0x95, 0x0A, /* Report Count (10), */ - 0x81, 0x01, /* Input (Constant), */ - 0xC0, /* End Collection, */ - 0xC0 /* End Collection */ -}; - -static __u8 *dr_report_fixup(struct hid_device *hdev, __u8 *rdesc, - unsigned int *rsize) -{ - switch (hdev->product) { - case 0x0011: - if (*rsize == PID0011_RDESC_ORIG_SIZE) { - rdesc = pid0011_rdesc_fixed; - *rsize = sizeof(pid0011_rdesc_fixed); - } - break; - } - return rdesc; -} - -static int dr_probe(struct hid_device *hdev, const struct hid_device_id *id) -{ - int ret; - - dev_dbg(&hdev->dev, "DragonRise Inc. HID hardware probe..."); - - ret = hid_parse(hdev); - if (ret) { - hid_err(hdev, "parse failed\n"); - goto err; - } - - ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT & ~HID_CONNECT_FF); - if (ret) { - hid_err(hdev, "hw start failed\n"); - goto err; - } - - switch (hdev->product) { - case 0x0006: - ret = drff_init(hdev); - if (ret) { - dev_err(&hdev->dev, "force feedback init failed\n"); - hid_hw_stop(hdev); - goto err; - } - break; - } - - return 0; -err: - return ret; -} - -static const struct hid_device_id dr_devices[] = { - { HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, 0x0006), }, - { HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, 0x0011), }, - { } -}; -MODULE_DEVICE_TABLE(hid, dr_devices); - -static struct hid_driver dr_driver = { - .name = "dragonrise", - .id_table = dr_devices, - .report_fixup = dr_report_fixup, - .probe = dr_probe, -}; - -static int __init dr_init(void) -{ - return hid_register_driver(&dr_driver); -} - -static void __exit dr_exit(void) -{ - hid_unregister_driver(&dr_driver); -} - -module_init(dr_init); -module_exit(dr_exit); -MODULE_LICENSE("GPL"); |