diff options
Diffstat (limited to 'drivers/hid/hid-input.c')
| -rw-r--r-- | drivers/hid/hid-input.c | 220 |
1 files changed, 197 insertions, 23 deletions
diff --git a/drivers/hid/hid-input.c b/drivers/hid/hid-input.c index a19b65ed311..8edbd30cf79 100644 --- a/drivers/hid/hid-input.c +++ b/drivers/hid/hid-input.c @@ -60,6 +60,19 @@ static const unsigned char hid_keyboard[256] = { 150,158,159,128,136,177,178,176,142,152,173,140,unk,unk,unk,unk }; +/* extended mapping for certain Logitech hardware (Logitech cordless desktop LX500) */ +#define LOGITECH_EXPANDED_KEYMAP_SIZE 80 +static int logitech_expanded_keymap[LOGITECH_EXPANDED_KEYMAP_SIZE] = { + 0,216, 0,213,175,156, 0, 0, 0, 0, + 144, 0, 0, 0, 0, 0, 0, 0, 0,212, + 174,167,152,161,112, 0, 0, 0,154, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0,183,184,185,186,187, + 188,189,190,191,192,193,194, 0, 0, 0 +}; + static const struct { __s32 x; __s32 y; @@ -240,21 +253,100 @@ static inline void hidinput_pb_setup(struct input_dev *input) } #endif +static inline int match_scancode(int code, int scancode) +{ + if (scancode == 0) + return 1; + return ((code & (HID_USAGE_PAGE | HID_USAGE)) == scancode); +} + +static inline int match_keycode(int code, int keycode) +{ + if (keycode == 0) + return 1; + return (code == keycode); +} + +static struct hid_usage *hidinput_find_key(struct hid_device *hid, + int scancode, int keycode) +{ + int i, j, k; + struct hid_report *report; + struct hid_usage *usage; + + for (k = HID_INPUT_REPORT; k <= HID_OUTPUT_REPORT; k++) { + list_for_each_entry(report, &hid->report_enum[k].report_list, list) { + for (i = 0; i < report->maxfield; i++) { + for ( j = 0; j < report->field[i]->maxusage; j++) { + usage = report->field[i]->usage + j; + if (usage->type == EV_KEY && + match_scancode(usage->hid, scancode) && + match_keycode(usage->code, keycode)) + return usage; + } + } + } + } + return NULL; +} + +static int hidinput_getkeycode(struct input_dev *dev, int scancode, + int *keycode) +{ + struct hid_device *hid = dev->private; + struct hid_usage *usage; + + usage = hidinput_find_key(hid, scancode, 0); + if (usage) { + *keycode = usage->code; + return 0; + } + return -EINVAL; +} + +static int hidinput_setkeycode(struct input_dev *dev, int scancode, + int keycode) +{ + struct hid_device *hid = dev->private; + struct hid_usage *usage; + int old_keycode; + + if (keycode < 0 || keycode > KEY_MAX) + return -EINVAL; + + usage = hidinput_find_key(hid, scancode, 0); + if (usage) { + old_keycode = usage->code; + usage->code = keycode; + + clear_bit(old_keycode, dev->keybit); + set_bit(usage->code, dev->keybit); + dbg_hid(KERN_DEBUG "Assigned keycode %d to HID usage code %x\n", keycode, scancode); + /* Set the keybit for the old keycode if the old keycode is used + * by another key */ + if (hidinput_find_key (hid, 0, old_keycode)) + set_bit(old_keycode, dev->keybit); + + return 0; + } + + return -EINVAL; +} + + 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; + struct hid_device *device = input_get_drvdata(input); int max = 0, code; unsigned long *bit = NULL; field->hidinput = hidinput; -#ifdef CONFIG_HID_DEBUG - printk(KERN_DEBUG "Mapping: "); + dbg_hid("Mapping: "); hid_resolv_usage(usage->hid); - printk(" ---> "); -#endif + dbg_hid_line(" ---> "); if (field->flags & HID_MAIN_ITEM_CONSTANT) goto ignore; @@ -295,6 +387,21 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel } } + /* Special handling for Logitech Cordless Desktop */ + if (field->application != HID_GD_MOUSE) { + if (device->quirks & HID_QUIRK_LOGITECH_EXPANDED_KEYMAP) { + int hid = usage->hid & HID_USAGE; + if (hid < LOGITECH_EXPANDED_KEYMAP_SIZE && logitech_expanded_keymap[hid] != 0) + code = logitech_expanded_keymap[hid]; + } + } else { + if (device->quirks & HID_QUIRK_LOGITECH_IGNORE_DOUBLED_WHEEL) { + int hid = usage->hid & HID_USAGE; + if (hid == 7 || hid == 8) + goto ignore; + } + } + map_key(code); break; @@ -483,6 +590,11 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel case 0x0e5: map_key_clear(KEY_BASSBOOST); break; case 0x0e9: map_key_clear(KEY_VOLUMEUP); break; case 0x0ea: map_key_clear(KEY_VOLUMEDOWN); break; + + /* reserved in HUT 1.12. Reported on Petalynx remote */ + case 0x0f6: map_key_clear(KEY_NEXT); break; + case 0x0fa: map_key_clear(KEY_BACK); break; + case 0x183: map_key_clear(KEY_CONFIG); break; case 0x184: map_key_clear(KEY_WORDPROCESSOR); break; case 0x185: map_key_clear(KEY_EDITOR); break; @@ -515,7 +627,9 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel 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 0x21f: map_key_clear(KEY_FIND); break; + case 0x221: map_key_clear(KEY_SEARCH); break; + case 0x222: map_key_clear(KEY_GOTO); 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; @@ -553,6 +667,7 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel case 0x1015: map_key_clear(KEY_RECORD); break; case 0x1016: map_key_clear(KEY_PLAYER); break; case 0x1017: map_key_clear(KEY_EJECTCD); break; + case 0x1018: map_key_clear(KEY_MEDIA); break; case 0x1019: map_key_clear(KEY_PROG1); break; case 0x101a: map_key_clear(KEY_PROG2); break; case 0x101b: map_key_clear(KEY_PROG3); break; @@ -560,9 +675,12 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel case 0x1020: map_key_clear(KEY_ZOOMOUT); break; case 0x1021: map_key_clear(KEY_ZOOMRESET); break; case 0x1023: map_key_clear(KEY_CLOSE); break; + case 0x1027: map_key_clear(KEY_MENU); break; /* this one is marked as 'Rotate' */ case 0x1028: map_key_clear(KEY_ANGLE); break; case 0x1029: map_key_clear(KEY_SHUFFLE); break; + case 0x102a: map_key_clear(KEY_BACK); break; + case 0x102b: map_key_clear(KEY_CYCLEWINDOWS); break; case 0x1041: map_key_clear(KEY_BATTERY); break; case 0x1042: map_key_clear(KEY_WORDPROCESSOR); break; case 0x1043: map_key_clear(KEY_SPREADSHEET); break; @@ -601,7 +719,28 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel break; case HID_UP_MSVENDOR: - goto ignore; + + /* special case - Chicony Chicony KU-0418 tactical pad */ + if (device->vendor == 0x04f2 && device->product == 0x0418) { + set_bit(EV_REP, input->evbit); + switch(usage->hid & HID_USAGE) { + case 0xff01: map_key_clear(BTN_1); break; + case 0xff02: map_key_clear(BTN_2); break; + case 0xff03: map_key_clear(BTN_3); break; + case 0xff04: map_key_clear(BTN_4); break; + case 0xff05: map_key_clear(BTN_5); break; + case 0xff06: map_key_clear(BTN_6); break; + case 0xff07: map_key_clear(BTN_7); break; + case 0xff08: map_key_clear(BTN_8); break; + case 0xff09: map_key_clear(BTN_9); break; + case 0xff0a: map_key_clear(BTN_A); break; + case 0xff0b: map_key_clear(BTN_B); break; + default: goto ignore; + } + } else { + goto ignore; + } + break; case HID_UP_CUSTOM: /* Reported on Logitech and Powerbook USB keyboards */ @@ -617,10 +756,10 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel } break; - case HID_UP_LOGIVENDOR: /* Reported on Logitech Ultra X Media Remote */ - + case HID_UP_LOGIVENDOR: set_bit(EV_REP, input->evbit); switch(usage->hid & HID_USAGE) { + /* Reported on Logitech Ultra X Media Remote */ case 0x004: map_key_clear(KEY_AGAIN); break; case 0x00d: map_key_clear(KEY_HOME); break; case 0x024: map_key_clear(KEY_SHUFFLE); break; @@ -638,6 +777,14 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel case 0x04d: map_key_clear(KEY_SUBTITLE); break; case 0x051: map_key_clear(KEY_RED); break; case 0x052: map_key_clear(KEY_CLOSE); break; + + /* Reported on Petalynx Maxter remote */ + case 0x05a: map_key_clear(KEY_TEXT); break; + case 0x05b: map_key_clear(KEY_RED); break; + case 0x05c: map_key_clear(KEY_GREEN); break; + case 0x05d: map_key_clear(KEY_YELLOW); break; + case 0x05e: map_key_clear(KEY_BLUE); break; + default: goto ignore; } break; @@ -731,16 +878,24 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel field->dpad = usage->code; } + /* for those devices which produce Consumer volume usage as relative, + * we emulate pressing volumeup/volumedown appropriate number of times + * in hidinput_hid_event() + */ + if ((usage->type == EV_ABS) && (field->flags & HID_MAIN_ITEM_RELATIVE) && + (usage->code == ABS_VOLUME)) { + set_bit(KEY_VOLUMEUP, input->keybit); + set_bit(KEY_VOLUMEDOWN, input->keybit); + } + hid_resolv_event(usage->type, usage->code); -#ifdef CONFIG_HID_DEBUG - printk("\n"); -#endif + + dbg_hid_line("\n"); + return; ignore: -#ifdef CONFIG_HID_DEBUG - printk("IGNORED\n"); -#endif + dbg_hid_line("IGNORED\n"); return; } @@ -809,18 +964,33 @@ void hidinput_hid_event(struct hid_device *hid, struct hid_field *field, struct } if (usage->hid == (HID_UP_PID | 0x83UL)) { /* Simultaneous Effects Max */ - dbg("Maximum Effects - %d",value); + dbg_hid("Maximum Effects - %d\n",value); return; } if (usage->hid == (HID_UP_PID | 0x7fUL)) { - dbg("PID Pool Report\n"); + dbg_hid("PID Pool Report\n"); return; } if ((usage->type == EV_KEY) && (usage->code == 0)) /* Key 0 is "unassigned", not KEY_UNKNOWN */ return; + if ((usage->type == EV_ABS) && (field->flags & HID_MAIN_ITEM_RELATIVE) && + (usage->code == ABS_VOLUME)) { + int count = abs(value); + int direction = value > 0 ? KEY_VOLUMEUP : KEY_VOLUMEDOWN; + int i; + + for (i = 0; i < count; i++) { + input_event(input, EV_KEY, direction, 1); + input_sync(input); + input_event(input, EV_KEY, direction, 0); + input_sync(input); + } + return; + } + input_event(input, usage->type, usage->code, value); if ((field->flags & HID_MAIN_ITEM_RELATIVE) && (usage->type == EV_KEY)) @@ -855,13 +1025,15 @@ EXPORT_SYMBOL_GPL(hidinput_find_field); static int hidinput_open(struct input_dev *dev) { - struct hid_device *hid = dev->private; + struct hid_device *hid = input_get_drvdata(dev); + return hid->hid_open(hid); } static void hidinput_close(struct input_dev *dev) { - struct hid_device *hid = dev->private; + struct hid_device *hid = input_get_drvdata(dev); + hid->hid_close(hid); } @@ -887,7 +1059,7 @@ int hidinput_connect(struct hid_device *hid) if (IS_INPUT_APPLICATION(hid->collection[i].usage)) break; - if (i == hid->maxcollection) + if (i == hid->maxcollection && (hid->quirks & HID_QUIRK_HIDINPUT) == 0) return -1; if (hid->quirks & HID_QUIRK_SKIP_OUTPUT_REPORTS) @@ -905,14 +1077,16 @@ int hidinput_connect(struct hid_device *hid) if (!hidinput || !input_dev) { kfree(hidinput); input_free_device(input_dev); - err("Out of memory during hid input probe"); + err_hid("Out of memory during hid input probe"); return -1; } - input_dev->private = hid; + input_set_drvdata(input_dev, hid); input_dev->event = hid->hidinput_input_event; input_dev->open = hidinput_open; input_dev->close = hidinput_close; + input_dev->setkeycode = hidinput_setkeycode; + input_dev->getkeycode = hidinput_getkeycode; input_dev->name = hid->name; input_dev->phys = hid->phys; @@ -921,7 +1095,7 @@ int hidinput_connect(struct hid_device *hid) input_dev->id.vendor = hid->vendor; input_dev->id.product = hid->product; input_dev->id.version = hid->version; - input_dev->cdev.dev = hid->dev; + input_dev->dev.parent = hid->dev; hidinput->input = input_dev; list_add_tail(&hidinput->list, &hid->inputs); } |