diff options
Diffstat (limited to 'drivers/usb/input/hid-input.c')
| -rw-r--r-- | drivers/usb/input/hid-input.c | 844 |
1 files changed, 1 insertions, 843 deletions
diff --git a/drivers/usb/input/hid-input.c b/drivers/usb/input/hid-input.c index 3a7e5fbff025..8756eb3263de 100644 --- a/drivers/usb/input/hid-input.c +++ b/drivers/usb/input/hid-input.c @@ -4,6 +4,7 @@ * Copyright (c) 2000-2001 Vojtech Pavlik * * USB HID to Linux Input mapping + * */ /* @@ -26,847 +27,4 @@ * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic */ -#include <linux/module.h> -#include <linux/slab.h> -#include <linux/kernel.h> -#include <linux/usb/input.h> - -#undef DEBUG - -#include "hid.h" - -#define unk KEY_UNKNOWN - -static const unsigned char hid_keyboard[256] = { - 0, 0, 0, 0, 30, 48, 46, 32, 18, 33, 34, 35, 23, 36, 37, 38, - 50, 49, 24, 25, 16, 19, 31, 20, 22, 47, 17, 45, 21, 44, 2, 3, - 4, 5, 6, 7, 8, 9, 10, 11, 28, 1, 14, 15, 57, 12, 13, 26, - 27, 43, 43, 39, 40, 41, 51, 52, 53, 58, 59, 60, 61, 62, 63, 64, - 65, 66, 67, 68, 87, 88, 99, 70,119,110,102,104,111,107,109,106, - 105,108,103, 69, 98, 55, 74, 78, 96, 79, 80, 81, 75, 76, 77, 71, - 72, 73, 82, 83, 86,127,116,117,183,184,185,186,187,188,189,190, - 191,192,193,194,134,138,130,132,128,129,131,137,133,135,136,113, - 115,114,unk,unk,unk,121,unk, 89, 93,124, 92, 94, 95,unk,unk,unk, - 122,123, 90, 91, 85,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk, - unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk, - unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk, - unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk, - unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk, - 29, 42, 56,125, 97, 54,100,126,164,166,165,163,161,115,114,113, - 150,158,159,128,136,177,178,176,142,152,173,140,unk,unk,unk,unk -}; - -static const struct { - __s32 x; - __s32 y; -} hid_hat_to_axis[] = {{ 0, 0}, { 0,-1}, { 1,-1}, { 1, 0}, { 1, 1}, { 0, 1}, {-1, 1}, {-1, 0}, {-1,-1}}; - -#define map_abs(c) do { usage->code = c; usage->type = EV_ABS; bit = input->absbit; max = ABS_MAX; } while (0) -#define map_rel(c) do { usage->code = c; usage->type = EV_REL; bit = input->relbit; max = REL_MAX; } while (0) -#define map_key(c) do { usage->code = c; usage->type = EV_KEY; bit = input->keybit; max = KEY_MAX; } while (0) -#define map_led(c) do { usage->code = c; usage->type = EV_LED; bit = input->ledbit; max = LED_MAX; } while (0) - -#define map_abs_clear(c) do { map_abs(c); clear_bit(c, bit); } while (0) -#define map_key_clear(c) do { map_key(c); clear_bit(c, bit); } while (0) - -#ifdef CONFIG_USB_HIDINPUT_POWERBOOK - -struct hidinput_key_translation { - u16 from; - u16 to; - u8 flags; -}; - -#define POWERBOOK_FLAG_FKEY 0x01 - -static struct hidinput_key_translation powerbook_fn_keys[] = { - { KEY_BACKSPACE, KEY_DELETE }, - { KEY_F1, KEY_BRIGHTNESSDOWN, POWERBOOK_FLAG_FKEY }, - { KEY_F2, KEY_BRIGHTNESSUP, POWERBOOK_FLAG_FKEY }, - { KEY_F3, KEY_MUTE, POWERBOOK_FLAG_FKEY }, - { KEY_F4, KEY_VOLUMEDOWN, POWERBOOK_FLAG_FKEY }, - { KEY_F5, KEY_VOLUMEUP, POWERBOOK_FLAG_FKEY }, - { KEY_F6, KEY_NUMLOCK, POWERBOOK_FLAG_FKEY }, - { KEY_F7, KEY_SWITCHVIDEOMODE, POWERBOOK_FLAG_FKEY }, - { KEY_F8, KEY_KBDILLUMTOGGLE, POWERBOOK_FLAG_FKEY }, - { KEY_F9, KEY_KBDILLUMDOWN, POWERBOOK_FLAG_FKEY }, - { KEY_F10, KEY_KBDILLUMUP, POWERBOOK_FLAG_FKEY }, - { KEY_UP, KEY_PAGEUP }, - { KEY_DOWN, KEY_PAGEDOWN }, - { KEY_LEFT, KEY_HOME }, - { KEY_RIGHT, KEY_END }, - { } -}; - -static struct hidinput_key_translation powerbook_numlock_keys[] = { - { KEY_J, KEY_KP1 }, - { KEY_K, KEY_KP2 }, - { KEY_L, KEY_KP3 }, - { KEY_U, KEY_KP4 }, - { KEY_I, KEY_KP5 }, - { KEY_O, KEY_KP6 }, - { KEY_7, KEY_KP7 }, - { KEY_8, KEY_KP8 }, - { KEY_9, KEY_KP9 }, - { KEY_M, KEY_KP0 }, - { KEY_DOT, KEY_KPDOT }, - { KEY_SLASH, KEY_KPPLUS }, - { KEY_SEMICOLON, KEY_KPMINUS }, - { KEY_P, KEY_KPASTERISK }, - { KEY_MINUS, KEY_KPEQUAL }, - { KEY_0, KEY_KPSLASH }, - { KEY_F6, KEY_NUMLOCK }, - { KEY_KPENTER, KEY_KPENTER }, - { KEY_BACKSPACE, KEY_BACKSPACE }, - { } -}; - -static struct hidinput_key_translation powerbook_iso_keyboard[] = { - { KEY_GRAVE, KEY_102ND }, - { KEY_102ND, KEY_GRAVE }, - { } -}; - -static int usbhid_pb_fnmode = 1; -module_param_named(pb_fnmode, usbhid_pb_fnmode, int, 0644); -MODULE_PARM_DESC(pb_fnmode, - "Mode of fn key on PowerBooks (0 = disabled, 1 = fkeyslast, 2 = fkeysfirst)"); - -static struct hidinput_key_translation *find_translation(struct hidinput_key_translation *table, u16 from) -{ - struct hidinput_key_translation *trans; - - /* Look for the translation */ - for (trans = table; trans->from; trans++) - if (trans->from == from) - return trans; - - return NULL; -} - -static int hidinput_pb_event(struct hid_device *hid, struct input_dev *input, - struct hid_usage *usage, __s32 value) -{ - struct hidinput_key_translation *trans; - - if (usage->code == KEY_FN) { - if (value) hid->quirks |= HID_QUIRK_POWERBOOK_FN_ON; - else hid->quirks &= ~HID_QUIRK_POWERBOOK_FN_ON; - - input_event(input, usage->type, usage->code, value); - - return 1; - } - - if (usbhid_pb_fnmode) { - int do_translate; - - trans = find_translation(powerbook_fn_keys, usage->code); - if (trans) { - if (test_bit(usage->code, hid->pb_pressed_fn)) - do_translate = 1; - else if (trans->flags & POWERBOOK_FLAG_FKEY) - do_translate = - (usbhid_pb_fnmode == 2 && (hid->quirks & HID_QUIRK_POWERBOOK_FN_ON)) || - (usbhid_pb_fnmode == 1 && !(hid->quirks & HID_QUIRK_POWERBOOK_FN_ON)); - else - do_translate = (hid->quirks & HID_QUIRK_POWERBOOK_FN_ON); - - if (do_translate) { - if (value) - set_bit(usage->code, hid->pb_pressed_fn); - else - clear_bit(usage->code, hid->pb_pressed_fn); - - input_event(input, usage->type, trans->to, value); - - return 1; - } - } - - if (test_bit(usage->code, hid->pb_pressed_numlock) || - test_bit(LED_NUML, input->led)) { - trans = find_translation(powerbook_numlock_keys, usage->code); - - if (trans) { - if (value) - set_bit(usage->code, hid->pb_pressed_numlock); - else - clear_bit(usage->code, hid->pb_pressed_numlock); - - input_event(input, usage->type, trans->to, value); - } - - return 1; - } - } - - if (hid->quirks & HID_QUIRK_POWERBOOK_ISO_KEYBOARD) { - trans = find_translation(powerbook_iso_keyboard, usage->code); - if (trans) { - input_event(input, usage->type, trans->to, value); - return 1; - } - } - - return 0; -} - -static void hidinput_pb_setup(struct input_dev *input) -{ - struct hidinput_key_translation *trans; - - set_bit(KEY_NUMLOCK, input->keybit); - - /* Enable all needed keys */ - for (trans = powerbook_fn_keys; trans->from; trans++) - set_bit(trans->to, input->keybit); - - for (trans = powerbook_numlock_keys; trans->from; trans++) - set_bit(trans->to, input->keybit); - - for (trans = powerbook_iso_keyboard; trans->from; trans++) - set_bit(trans->to, input->keybit); -} -#else -static inline int hidinput_pb_event(struct hid_device *hid, struct input_dev *input, - struct hid_usage *usage, __s32 value) -{ - return 0; -} - -static inline void hidinput_pb_setup(struct input_dev *input) -{ -} -#endif - -static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_field *field, - struct hid_usage *usage) -{ - struct input_dev *input = hidinput->input; - struct hid_device *device = input->private; - int max = 0, code; - unsigned long *bit = NULL; - - field->hidinput = hidinput; - -#ifdef DEBUG - printk(KERN_DEBUG "Mapping: "); - resolv_usage(usage->hid); - printk(" ---> "); -#endif - - if (field->flags & HID_MAIN_ITEM_CONSTANT) - goto ignore; - - switch (usage->hid & HID_USAGE_PAGE) { - - case HID_UP_UNDEFINED: - goto ignore; - - case HID_UP_KEYBOARD: - - set_bit(EV_REP, input->evbit); - - if ((usage->hid & HID_USAGE) < 256) { - if (!hid_keyboard[usage->hid & HID_USAGE]) goto ignore; - map_key_clear(hid_keyboard[usage->hid & HID_USAGE]); - } else - map_key(KEY_UNKNOWN); - - break; - - case HID_UP_BUTTON: - - code = ((usage->hid - 1) & 0xf); - - switch (field->application) { - case HID_GD_MOUSE: - case HID_GD_POINTER: code += 0x110; break; - case HID_GD_JOYSTICK: code += 0x120; break; - case HID_GD_GAMEPAD: code += 0x130; break; - default: - switch (field->physical) { - case HID_GD_MOUSE: - case HID_GD_POINTER: code += 0x110; break; - case HID_GD_JOYSTICK: code += 0x120; break; - case HID_GD_GAMEPAD: code += 0x130; break; - default: code += 0x100; - } - } - - map_key(code); - break; - - - case HID_UP_SIMULATION: - - switch (usage->hid & 0xffff) { - case 0xba: map_abs(ABS_RUDDER); break; - case 0xbb: map_abs(ABS_THROTTLE); break; - case 0xc4: map_abs(ABS_GAS); break; - case 0xc5: map_abs(ABS_BRAKE); break; - case 0xc8: map_abs(ABS_WHEEL); break; - default: goto ignore; - } - break; - - case HID_UP_GENDESK: - - if ((usage->hid & 0xf0) == 0x80) { /* SystemControl */ - switch (usage->hid & 0xf) { - case 0x1: map_key_clear(KEY_POWER); break; - case 0x2: map_key_clear(KEY_SLEEP); break; - case 0x3: map_key_clear(KEY_WAKEUP); break; - default: goto unknown; - } - break; - } - - if ((usage->hid & 0xf0) == 0x90) { /* D-pad */ - switch (usage->hid) { - case HID_GD_UP: usage->hat_dir = 1; break; - case HID_GD_DOWN: usage->hat_dir = 5; break; - case HID_GD_RIGHT: usage->hat_dir = 3; break; - case HID_GD_LEFT: usage->hat_dir = 7; break; - default: goto unknown; - } - if (field->dpad) { - map_abs(field->dpad); - goto ignore; - } - map_abs(ABS_HAT0X); - break; - } - - switch (usage->hid) { - - /* These usage IDs map directly to the usage codes. */ - case HID_GD_X: case HID_GD_Y: case HID_GD_Z: - case HID_GD_RX: case HID_GD_RY: case HID_GD_RZ: - case HID_GD_SLIDER: case HID_GD_DIAL: case HID_GD_WHEEL: - if (field->flags & HID_MAIN_ITEM_RELATIVE) - map_rel(usage->hid & 0xf); - else - map_abs(usage->hid & 0xf); - break; - - case HID_GD_HATSWITCH: - usage->hat_min = field->logical_minimum; - usage->hat_max = field->logical_maximum; - map_abs(ABS_HAT0X); - break; - - case HID_GD_START: map_key_clear(BTN_START); break; - case HID_GD_SELECT: map_key_clear(BTN_SELECT); break; - - default: goto unknown; - } - - break; - - case HID_UP_LED: - if (((usage->hid - 1) & 0xffff) >= LED_MAX) - goto ignore; - map_led((usage->hid - 1) & 0xffff); - break; - - case HID_UP_DIGITIZER: - - switch (usage->hid & 0xff) { - - case 0x30: /* TipPressure */ - if (!test_bit(BTN_TOUCH, input->keybit)) { - device->quirks |= HID_QUIRK_NOTOUCH; - set_bit(EV_KEY, input->evbit); - set_bit(BTN_TOUCH, input->keybit); - } - - map_abs_clear(ABS_PRESSURE); - break; - - case 0x32: /* InRange */ - switch (field->physical & 0xff) { - case 0x21: map_key(BTN_TOOL_MOUSE); break; - case 0x22: map_key(BTN_TOOL_FINGER); break; - default: map_key(BTN_TOOL_PEN); break; - } - break; - - case 0x3c: /* Invert */ - map_key_clear(BTN_TOOL_RUBBER); - break; - - case 0x33: /* Touch */ - case 0x42: /* TipSwitch */ - case 0x43: /* TipSwitch2 */ - device->quirks &= ~HID_QUIRK_NOTOUCH; - map_key_clear(BTN_TOUCH); - break; - - case 0x44: /* BarrelSwitch */ - map_key_clear(BTN_STYLUS); - break; - - default: goto unknown; - } - break; - - case HID_UP_CONSUMER: /* USB HUT v1.1, pages 56-62 */ - - switch (usage->hid & HID_USAGE) { - case 0x000: goto ignore; - case 0x034: map_key_clear(KEY_SLEEP); break; - case 0x036: map_key_clear(BTN_MISC); break; - case 0x045: map_key_clear(KEY_RADIO); break; - case 0x08a: map_key_clear(KEY_WWW); break; - case 0x08d: map_key_clear(KEY_PROGRAM); break; - case 0x095: map_key_clear(KEY_HELP); break; - case 0x09c: map_key_clear(KEY_CHANNELUP); break; - case 0x09d: map_key_clear(KEY_CHANNELDOWN); break; - case 0x0b0: map_key_clear(KEY_PLAY); break; - case 0x0b1: map_key_clear(KEY_PAUSE); break; - case 0x0b2: map_key_clear(KEY_RECORD); break; - case 0x0b3: map_key_clear(KEY_FASTFORWARD); break; - case 0x0b4: map_key_clear(KEY_REWIND); break; - case 0x0b5: map_key_clear(KEY_NEXTSONG); break; - case 0x0b6: map_key_clear(KEY_PREVIOUSSONG); break; - case 0x0b7: map_key_clear(KEY_STOPCD); break; - case 0x0b8: map_key_clear(KEY_EJECTCD); break; - case 0x0cd: map_key_clear(KEY_PLAYPAUSE); break; - case 0x0e0: map_abs_clear(ABS_VOLUME); break; - case 0x0e2: map_key_clear(KEY_MUTE); break; - case 0x0e5: map_key_clear(KEY_BASSBOOST); break; - case 0x0e9: map_key_clear(KEY_VOLUMEUP); break; - case 0x0ea: map_key_clear(KEY_VOLUMEDOWN); break; - case 0x183: map_key_clear(KEY_CONFIG); break; - case 0x18a: map_key_clear(KEY_MAIL); break; - case 0x192: map_key_clear(KEY_CALC); break; - case 0x194: map_key_clear(KEY_FILE); break; - case 0x1a7: map_key_clear(KEY_DOCUMENTS); break; - case 0x201: map_key_clear(KEY_NEW); break; - case 0x207: map_key_clear(KEY_SAVE); break; - case 0x208: map_key_clear(KEY_PRINT); break; - case 0x209: map_key_clear(KEY_PROPS); break; - case 0x21a: map_key_clear(KEY_UNDO); break; - case 0x21b: map_key_clear(KEY_COPY); break; - case 0x21c: map_key_clear(KEY_CUT); break; - case 0x21d: map_key_clear(KEY_PASTE); break; - case 0x221: map_key_clear(KEY_FIND); break; - case 0x223: map_key_clear(KEY_HOMEPAGE); break; - case 0x224: map_key_clear(KEY_BACK); break; - case 0x225: map_key_clear(KEY_FORWARD); break; - case 0x226: map_key_clear(KEY_STOP); break; - case 0x227: map_key_clear(KEY_REFRESH); break; - case 0x22a: map_key_clear(KEY_BOOKMARKS); break; - case 0x233: map_key_clear(KEY_SCROLLUP); break; - case 0x234: map_key_clear(KEY_SCROLLDOWN); break; - case 0x238: map_rel(REL_HWHEEL); break; - case 0x279: map_key_clear(KEY_REDO); break; - case 0x289: map_key_clear(KEY_REPLY); break; - case 0x28b: map_key_clear(KEY_FORWARDMAIL); break; - case 0x28c: map_key_clear(KEY_SEND); break; - - /* Reported on a Cherry Cymotion keyboard */ - case 0x301: map_key_clear(KEY_PROG1); break; - case 0x302: map_key_clear(KEY_PROG2); break; - case 0x303: map_key_clear(KEY_PROG3); break; - - default: goto ignore; - } - break; - - case HID_UP_HPVENDOR: /* Reported on a Dutch layout HP5308 */ - - set_bit(EV_REP, input->evbit); - switch (usage->hid & HID_USAGE) { - case 0x021: map_key_clear(KEY_PRINT); break; - case 0x070: map_key_clear(KEY_HP); break; - case 0x071: map_key_clear(KEY_CAMERA); break; - case 0x072: map_key_clear(KEY_SOUND); break; - case 0x073: map_key_clear(KEY_QUESTION); break; - case 0x080: map_key_clear(KEY_EMAIL); break; - case 0x081: map_key_clear(KEY_CHAT); break; - case 0x082: map_key_clear(KEY_SEARCH); break; - case 0x083: map_key_clear(KEY_CONNECT); break; - case 0x084: map_key_clear(KEY_FINANCE); break; - case 0x085: map_key_clear(KEY_SPORT); break; - case 0x086: map_key_clear(KEY_SHOP); break; - default: goto ignore; - } - break; - - case HID_UP_MSVENDOR: - goto ignore; - - case HID_UP_CUSTOM: /* Reported on Logitech and Powerbook USB keyboards */ - - set_bit(EV_REP, input->evbit); - switch(usage->hid & HID_USAGE) { - case 0x003: - /* The fn key on Apple PowerBooks */ - map_key_clear(KEY_FN); - hidinput_pb_setup(input); - break; - - default: goto ignore; - } - break; - - case HID_UP_LOGIVENDOR: /* Reported on Logitech Ultra X Media Remote */ - - set_bit(EV_REP, input->evbit); - switch(usage->hid & HID_USAGE) { - case 0x004: map_key_clear(KEY_AGAIN); break; - case 0x00d: map_key_clear(KEY_HOME); break; - case 0x024: map_key_clear(KEY_SHUFFLE); break; - case 0x025: map_key_clear(KEY_TV); break; - case 0x026: map_key_clear(KEY_MENU); break; - case 0x031: map_key_clear(KEY_AUDIO); break; - case 0x032: map_key_clear(KEY_TEXT); break; - case 0x033: map_key_clear(KEY_LAST); break; - case 0x047: map_key_clear(KEY_MP3); break; - case 0x048: map_key_clear(KEY_DVD); break; - case 0x049: map_key_clear(KEY_MEDIA); break; - case 0x04a: map_key_clear(KEY_VIDEO); break; - case 0x04b: map_key_clear(KEY_ANGLE); break; - case 0x04c: map_key_clear(KEY_LANGUAGE); break; - case 0x04d: map_key_clear(KEY_SUBTITLE); break; - case 0x051: map_key_clear(KEY_RED); break; - case 0x052: map_key_clear(KEY_CLOSE); break; - default: goto ignore; - } - break; - - case HID_UP_PID: - - switch(usage->hid & HID_USAGE) { - case 0xa4: map_key_clear(BTN_DEAD); break; - default: goto ignore; - } - break; - - default: - unknown: - if (field->report_size == 1) { - if (field->report->type == HID_OUTPUT_REPORT) { - map_led(LED_MISC); - break; - } - map_key(BTN_MISC); - break; - } - if (field->flags & HID_MAIN_ITEM_RELATIVE) { - map_rel(REL_MISC); - break; - } - map_abs(ABS_MISC); - break; - } - - if (device->quirks & HID_QUIRK_MIGHTYMOUSE) { - if (usage->hid == HID_GD_Z) - map_rel(REL_HWHEEL); - else if (usage->code == BTN_1) - map_key(BTN_2); - else if (usage->code == BTN_2) - map_key(BTN_1); - } - - if ((device->quirks & (HID_QUIRK_2WHEEL_MOUSE_HACK_7 | HID_QUIRK_2WHEEL_MOUSE_HACK_5)) && - (usage->type == EV_REL) && (usage->code == REL_WHEEL)) - set_bit(REL_HWHEEL, bit); - - if (((device->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_5) && (usage->hid == 0x00090005)) - || ((device->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_7) && (usage->hid == 0x00090007))) - goto ignore; - - if ((device->quirks & HID_QUIRK_BAD_RELATIVE_KEYS) && - usage->type == EV_KEY && (field->flags & HID_MAIN_ITEM_RELATIVE)) - field->flags &= ~HID_MAIN_ITEM_RELATIVE; - - set_bit(usage->type, input->evbit); - - while (usage->code <= max && test_and_set_bit(usage->code, bit)) - usage->code = find_next_zero_bit(bit, max + 1, usage->code); - - if (usage->code > max) - goto ignore; - - - if (usage->type == EV_ABS) { - - int a = field->logical_minimum; - int b = field->logical_maximum; - - if ((device->quirks & HID_QUIRK_BADPAD) && (usage->code == ABS_X || usage->code == ABS_Y)) { - a = field->logical_minimum = 0; - b = field->logical_maximum = 255; - } - - if (field->application == HID_GD_GAMEPAD || field->application == HID_GD_JOYSTICK) - input_set_abs_params(input, usage->code, a, b, (b - a) >> 8, (b - a) >> 4); - else input_set_abs_params(input, usage->code, a, b, 0, 0); - - } - - if (usage->type == EV_ABS && - (usage->hat_min < usage->hat_max || usage->hat_dir)) { - int i; - for (i = usage->code; i < usage->code + 2 && i <= max; i++) { - input_set_abs_params(input, i, -1, 1, 0, 0); - set_bit(i, input->absbit); - } - if (usage->hat_dir && !field->dpad) - field->dpad = usage->code; - } - -#ifdef DEBUG - resolv_event(usage->type, usage->code); - printk("\n"); -#endif - return; - -ignore: -#ifdef DEBUG - printk("IGNORED\n"); -#endif - return; -} - -void hidinput_hid_event(struct hid_device *hid, struct hid_field *field, struct hid_usage *usage, __s32 value) -{ - struct input_dev *input; - int *quirks = &hid->quirks; - - if (!field->hidinput) - return; - - input = field->hidinput->input; - - if (!usage->type) - return; - - if (((hid->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_5) && (usage->hid == 0x00090005)) - || ((hid->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_7) && (usage->hid == 0x00090007))) { - if (value) hid->quirks |= HID_QUIRK_2WHEEL_MOUSE_HACK_ON; - else hid->quirks &= ~HID_QUIRK_2WHEEL_MOUSE_HACK_ON; - return; - } - - if ((hid->quirks & HID_QUIRK_INVERT_HWHEEL) && (usage->code == REL_HWHEEL)) { - input_event(input, usage->type, usage->code, -value); - return; - } - - if ((hid->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_ON) && (usage->code == REL_WHEEL)) { - input_event(input, usage->type, REL_HWHEEL, value); - return; - } - - if ((hid->quirks & HID_QUIRK_POWERBOOK_HAS_FN) && hidinput_pb_event(hid, input, usage, value)) - return; - - if (usage->hat_min < usage->hat_max || usage->hat_dir) { - int hat_dir = usage->hat_dir; - if (!hat_dir) - hat_dir = (value - usage->hat_min) * 8 / (usage->hat_max - usage->hat_min + 1) + 1; - if (hat_dir < 0 || hat_dir > 8) hat_dir = 0; - input_event(input, usage->type, usage->code , hid_hat_to_axis[hat_dir].x); - input_event(input, usage->type, usage->code + 1, hid_hat_to_axis[hat_dir].y); - return; - } - - if (usage->hid == (HID_UP_DIGITIZER | 0x003c)) { /* Invert */ - *quirks = value ? (*quirks | HID_QUIRK_INVERT) : (*quirks & ~HID_QUIRK_INVERT); - return; - } - - if (usage->hid == (HID_UP_DIGITIZER | 0x0032)) { /* InRange */ - if (value) { - input_event(input, usage->type, (*quirks & HID_QUIRK_INVERT) ? BTN_TOOL_RUBBER : usage->code, 1); - return; - } - input_event(input, usage->type, usage->code, 0); - input_event(input, usage->type, BTN_TOOL_RUBBER, 0); - return; - } - - if (usage->hid == (HID_UP_DIGITIZER | 0x0030) && (*quirks & HID_QUIRK_NOTOUCH)) { /* Pressure */ - int a = field->logical_minimum; - int b = field->logical_maximum; - input_event(input, EV_KEY, BTN_TOUCH, value > a + ((b - a) >> 3)); - } - - if (usage->hid == (HID_UP_PID | 0x83UL)) { /* Simultaneous Effects Max */ - dbg("Maximum Effects - %d",value); - return; - } - - if (usage->hid == (HID_UP_PID | 0x7fUL)) { - dbg("PID Pool Report\n"); - return; - } - - if ((usage->type == EV_KEY) && (usage->code == 0)) /* Key 0 is "unassigned", not KEY_UNKNOWN */ - return; - - input_event(input, usage->type, usage->code, value); - - if ((field->flags & HID_MAIN_ITEM_RELATIVE) && (usage->type == EV_KEY)) - input_event(input, usage->type, usage->code, 0); -} - -void hidinput_report_event(struct hid_device *hid, struct hid_report *report) -{ - struct hid_input *hidinput; - - list_for_each_entry(hidinput, &hid->inputs, list) - input_sync(hidinput->input); -} - -static int hidinput_find_field(struct hid_device *hid, unsigned int type, unsigned int code, struct hid_field **field) -{ - struct hid_report *report; - int i, j; - - list_for_each_entry(report, &hid->report_enum[HID_OUTPUT_REPORT].report_list, list) { - for (i = 0; i < report->maxfield; i++) { - *field = report->field[i]; - for (j = 0; j < (*field)->maxusage; j++) - if ((*field)->usage[j].type == type && (*field)->usage[j].code == code) - return j; - } - } - return -1; -} - -static int hidinput_input_event(struct input_dev *dev, unsigned int type, unsigned int code, int value) -{ - struct hid_device *hid = dev->private; - struct hid_field *field; - int offset; - - if (type == EV_FF) - return input_ff_event(dev, type, code, value); - - if (type != EV_LED) - return -1; - - if ((offset = hidinput_find_field(hid, type, code, &field)) == -1) { - warn("event field not found"); - return -1; - } - - hid_set_field(field, offset, value); - hid_submit_report(hid, field->report, USB_DIR_OUT); - - return 0; -} - -static int hidinput_open(struct input_dev *dev) -{ - struct hid_device *hid = dev->private; - return hid_open(hid); -} - -static void hidinput_close(struct input_dev *dev) -{ - struct hid_device *hid = dev->private; - hid_close(hid); -} - -/* - * Register the input device; print a message. - * Configure the input layer interface - * Read all reports and initialize the absolute field values. - */ - -int hidinput_connect(struct hid_device *hid) -{ - struct usb_device *dev = hid->dev; - struct hid_report *report; - struct hid_input *hidinput = NULL; - struct input_dev *input_dev; - int i, j, k; - - INIT_LIST_HEAD(&hid->inputs); - - for (i = 0; i < hid->maxcollection; i++) - if (hid->collection[i].type == HID_COLLECTION_APPLICATION || - hid->collection[i].type == HID_COLLECTION_PHYSICAL) - if (IS_INPUT_APPLICATION(hid->collection[i].usage)) - break; - - if (i == hid->maxcollection) - return -1; - - for (k = HID_INPUT_REPORT; k <= HID_OUTPUT_REPORT; k++) - list_for_each_entry(report, &hid->report_enum[k].report_list, list) { - - if (!report->maxfield) - continue; - - if (!hidinput) { - hidinput = kzalloc(sizeof(*hidinput), GFP_KERNEL); - input_dev = input_allocate_device(); - if (!hidinput || !input_dev) { - kfree(hidinput); - input_free_device(input_dev); - err("Out of memory during hid input probe"); - return -1; - } - - input_dev->private = hid; - input_dev->event = hidinput_input_event; - input_dev->open = hidinput_open; - input_dev->close = hidinput_close; - - input_dev->name = hid->name; - input_dev->phys = hid->phys; - input_dev->uniq = hid->uniq; - usb_to_input_id(dev, &input_dev->id); - input_dev->cdev.dev = &hid->intf->dev; - - hidinput->input = input_dev; - list_add_tail(&hidinput->list, &hid->inputs); - } - - for (i = 0; i < report->maxfield; i++) - for (j = 0; j < report->field[i]->maxusage; j++) - hidinput_configure_usage(hidinput, report->field[i], - report->field[i]->usage + j); - - if (hid->quirks & HID_QUIRK_MULTI_INPUT) { - /* This will leave hidinput NULL, so that it - * allocates another one if we have more inputs on - * the same interface. Some devices (e.g. Happ's - * UGCI) cram a lot of unrelated inputs into the - * same interface. */ - hidinput->report = report; - input_register_device(hidinput->input); - hidinput = NULL; - } - } - - /* This only gets called when we are a single-input (most of the - * time). IOW, not a HID_QUIRK_MULTI_INPUT. The hid_ff_init() is - * only useful in this case, and not for multi-input quirks. */ - if (hidinput) { - hid_ff_init(hid); - input_register_device(hidinput->input); - } - - return 0; -} - -void hidinput_disconnect(struct hid_device *hid) -{ - struct hid_input *hidinput, *next; - list_for_each_entry_safe(hidinput, next, &hid->inputs, list) { - list_del(&hidinput->list); - input_unregister_device(hidinput->input); - kfree(hidinput); - } -} |