diff options
Diffstat (limited to 'drivers/hid/hid-microsoft.c')
| -rw-r--r-- | drivers/hid/hid-microsoft.c | 78 |
1 files changed, 70 insertions, 8 deletions
diff --git a/drivers/hid/hid-microsoft.c b/drivers/hid/hid-microsoft.c index 404a3a8a82f1..8ba17a946f2a 100644 --- a/drivers/hid/hid-microsoft.c +++ b/drivers/hid/hid-microsoft.c @@ -62,9 +62,48 @@ static int ms_ergonomy_kb_quirk(struct hid_input *hi, struct hid_usage *usage, { struct input_dev *input = hi->input; + if ((usage->hid & HID_USAGE_PAGE) == HID_UP_CONSUMER) { + switch (usage->hid & HID_USAGE) { + /* + * Microsoft uses these 2 reserved usage ids for 2 keys on + * the MS office kb labelled "Office Home" and "Task Pane". + */ + case 0x29d: + ms_map_key_clear(KEY_PROG1); + return 1; + case 0x29e: + ms_map_key_clear(KEY_PROG2); + return 1; + } + return 0; + } + + if ((usage->hid & HID_USAGE_PAGE) != HID_UP_MSVENDOR) + return 0; + switch (usage->hid & HID_USAGE) { case 0xfd06: ms_map_key_clear(KEY_CHAT); break; case 0xfd07: ms_map_key_clear(KEY_PHONE); break; + case 0xff00: + /* Special keypad keys */ + ms_map_key_clear(KEY_KPEQUAL); + set_bit(KEY_KPLEFTPAREN, input->keybit); + set_bit(KEY_KPRIGHTPAREN, input->keybit); + break; + case 0xff01: + /* Scroll wheel */ + hid_map_usage_clear(hi, usage, bit, max, EV_REL, REL_WHEEL); + break; + case 0xff02: + /* + * This byte contains a copy of the modifier keys byte of a + * standard hid keyboard report, as send by interface 0 + * (this usage is found on interface 1). + * + * This byte only gets send when another key in the same report + * changes state, and as such is useless, ignore it. + */ + return -1; case 0xff05: set_bit(EV_REP, input->evbit); ms_map_key_clear(KEY_F13); @@ -83,6 +122,9 @@ static int ms_ergonomy_kb_quirk(struct hid_input *hi, struct hid_usage *usage, static int ms_presenter_8k_quirk(struct hid_input *hi, struct hid_usage *usage, unsigned long **bit, int *max) { + if ((usage->hid & HID_USAGE_PAGE) != HID_UP_MSVENDOR) + return 0; + set_bit(EV_REP, hi->input->evbit); switch (usage->hid & HID_USAGE) { case 0xfd08: ms_map_key_clear(KEY_FORWARD); break; @@ -102,9 +144,6 @@ static int ms_input_mapping(struct hid_device *hdev, struct hid_input *hi, { unsigned long quirks = (unsigned long)hid_get_drvdata(hdev); - if ((usage->hid & HID_USAGE_PAGE) != HID_UP_MSVENDOR) - return 0; - if (quirks & MS_ERGONOMY) { int ret = ms_ergonomy_kb_quirk(hi, usage, bit, max); if (ret) @@ -134,14 +173,39 @@ static int ms_event(struct hid_device *hdev, struct hid_field *field, struct hid_usage *usage, __s32 value) { unsigned long quirks = (unsigned long)hid_get_drvdata(hdev); + struct input_dev *input; if (!(hdev->claimed & HID_CLAIMED_INPUT) || !field->hidinput || !usage->type) return 0; + input = field->hidinput->input; + /* Handling MS keyboards special buttons */ + if (quirks & MS_ERGONOMY && usage->hid == (HID_UP_MSVENDOR | 0xff00)) { + /* Special keypad keys */ + input_report_key(input, KEY_KPEQUAL, value & 0x01); + input_report_key(input, KEY_KPLEFTPAREN, value & 0x02); + input_report_key(input, KEY_KPRIGHTPAREN, value & 0x04); + return 1; + } + + if (quirks & MS_ERGONOMY && usage->hid == (HID_UP_MSVENDOR | 0xff01)) { + /* Scroll wheel */ + int step = ((value & 0x60) >> 5) + 1; + + switch (value & 0x1f) { + case 0x01: + input_report_rel(input, REL_WHEEL, step); + break; + case 0x1f: + input_report_rel(input, REL_WHEEL, -step); + break; + } + return 1; + } + if (quirks & MS_ERGONOMY && usage->hid == (HID_UP_MSVENDOR | 0xff05)) { - struct input_dev *input = field->hidinput->input; static unsigned int last_key = 0; unsigned int key = 0; switch (value) { @@ -194,6 +258,8 @@ err_free: static const struct hid_device_id ms_devices[] = { { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_SIDEWINDER_GV), .driver_data = MS_HIDINPUT }, + { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_OFFICE_KB), + .driver_data = MS_ERGONOMY }, { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_NE4K), .driver_data = MS_ERGONOMY }, { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_NE4K_JP), @@ -208,10 +274,6 @@ static const struct hid_device_id ms_devices[] = { .driver_data = MS_NOGET }, { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_COMFORT_MOUSE_4500), .driver_data = MS_DUPLICATE_USAGES }, - { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_TYPE_COVER_2), - .driver_data = 0 }, - { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_TOUCH_COVER_2), - .driver_data = 0 }, { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_PRESENTER_8K_BT), .driver_data = MS_PRESENTER }, |