diff options
Diffstat (limited to 'drivers/hid/hid-wacom.c')
| -rw-r--r-- | drivers/hid/hid-wacom.c | 142 |
1 files changed, 135 insertions, 7 deletions
diff --git a/drivers/hid/hid-wacom.c b/drivers/hid/hid-wacom.c index db2322310486..f2183486a9b6 100644 --- a/drivers/hid/hid-wacom.c +++ b/drivers/hid/hid-wacom.c @@ -9,6 +9,7 @@ * Copyright (c) 2008 Jiri Slaby <jirislaby@gmail.com> * Copyright (c) 2006 Andrew Zabolotny <zap@homelink.ru> * Copyright (c) 2009 Bastien Nocera <hadess@hadess.net> + * Copyright (c) 2011 Przemysław Firszt <przemo@firszt.eu> */ /* @@ -33,6 +34,7 @@ struct wacom_data { __u16 tool; unsigned char butstate; + __u8 features; unsigned char high_speed; #ifdef CONFIG_HID_WACOM_POWER_SUPPLY int battery_capacity; @@ -107,6 +109,19 @@ static int wacom_ac_get_property(struct power_supply *psy, } #endif +static void wacom_set_features(struct hid_device *hdev) +{ + int ret; + __u8 rep_data[2]; + + /*set high speed, tablet mode*/ + rep_data[0] = 0x03; + rep_data[1] = 0x20; + ret = hdev->hid_output_raw_report(hdev, rep_data, 2, + HID_FEATURE_REPORT); + return; +} + static void wacom_poke(struct hid_device *hdev, u8 speed) { struct wacom_data *wdata = hid_get_drvdata(hdev); @@ -290,6 +305,77 @@ static int wacom_gr_parse_report(struct hid_device *hdev, #endif return 1; } + +static void wacom_i4_parse_pen_report(struct wacom_data *wdata, + struct input_dev *input, unsigned char *data) +{ + __u16 x, y, pressure; + __u32 id; + + switch (data[1]) { + case 0x80: /* Out of proximity report */ + wdata->tool = 0; + input_report_key(input, BTN_TOUCH, 0); + input_report_abs(input, ABS_PRESSURE, 0); + input_report_key(input, wdata->tool, 0); + input_sync(input); + break; + case 0xC2: /* Tool report */ + id = ((data[2] << 4) | (data[3] >> 4) | + ((data[7] & 0x0f) << 20) | + ((data[8] & 0xf0) << 12)) & 0xfffff; + + switch (id) { + case 0x802: + wdata->tool = BTN_TOOL_PEN; + break; + case 0x80A: + wdata->tool = BTN_TOOL_RUBBER; + break; + } + break; + default: /* Position/pressure report */ + x = data[2] << 9 | data[3] << 1 | ((data[9] & 0x02) >> 1); + y = data[4] << 9 | data[5] << 1 | (data[9] & 0x01); + pressure = (data[6] << 3) | ((data[7] & 0xC0) >> 5) + | (data[1] & 0x01); + + input_report_key(input, BTN_TOUCH, pressure > 1); + + input_report_key(input, BTN_STYLUS, data[1] & 0x02); + input_report_key(input, BTN_STYLUS2, data[1] & 0x04); + input_report_key(input, wdata->tool, 1); + input_report_abs(input, ABS_X, x); + input_report_abs(input, ABS_Y, y); + input_report_abs(input, ABS_PRESSURE, pressure); + input_sync(input); + break; + } + + return; +} + +static void wacom_i4_parse_report(struct hid_device *hdev, + struct wacom_data *wdata, + struct input_dev *input, unsigned char *data) +{ + switch (data[0]) { + case 0x00: /* Empty report */ + break; + case 0x02: /* Pen report */ + wacom_i4_parse_pen_report(wdata, input, data); + break; + case 0x03: /* Features Report */ + wdata->features = data[2]; + break; + case 0x0C: /* Button report */ + break; + default: + hid_err(hdev, "Unknown report: %d,%d\n", data[0], data[1]); + break; + } +} + static int wacom_raw_event(struct hid_device *hdev, struct hid_report *report, u8 *raw_data, int size) { @@ -297,6 +383,7 @@ static int wacom_raw_event(struct hid_device *hdev, struct hid_report *report, struct hid_input *hidinput; struct input_dev *input; unsigned char *data = (unsigned char *) raw_data; + int i; if (!(hdev->claimed & HID_CLAIMED_INPUT)) return 0; @@ -308,7 +395,30 @@ static int wacom_raw_event(struct hid_device *hdev, struct hid_report *report, if (data[0] != 0x03) return 0; - return wacom_gr_parse_report(hdev, wdata, input, data); + switch (hdev->product) { + case USB_DEVICE_ID_WACOM_GRAPHIRE_BLUETOOTH: + return wacom_gr_parse_report(hdev, wdata, input, data); + break; + case USB_DEVICE_ID_WACOM_INTUOS4_BLUETOOTH: + i = 1; + + switch (data[0]) { + case 0x04: + wacom_i4_parse_report(hdev, wdata, input, data + i); + i += 10; + /* fall through */ + case 0x03: + wacom_i4_parse_report(hdev, wdata, input, data + i); + i += 10; + wacom_i4_parse_report(hdev, wdata, input, data + i); + break; + default: + hid_err(hdev, "Unknown report: %d,%d size:%d\n", + data[0], data[1], size); + return 0; + } + } + return 1; } static int wacom_input_mapped(struct hid_device *hdev, struct hid_input *hi, @@ -345,10 +455,19 @@ static int wacom_input_mapped(struct hid_device *hdev, struct hid_input *hi, __set_bit(BTN_TOOL_RUBBER, input->keybit); __set_bit(BTN_TOOL_MOUSE, input->keybit); - input_set_abs_params(input, ABS_X, 0, 16704, 4, 0); - input_set_abs_params(input, ABS_Y, 0, 12064, 4, 0); - input_set_abs_params(input, ABS_PRESSURE, 0, 511, 0, 0); - input_set_abs_params(input, ABS_DISTANCE, 0, 32, 0, 0); + switch (hdev->product) { + case USB_DEVICE_ID_WACOM_GRAPHIRE_BLUETOOTH: + input_set_abs_params(input, ABS_X, 0, 16704, 4, 0); + input_set_abs_params(input, ABS_Y, 0, 12064, 4, 0); + input_set_abs_params(input, ABS_PRESSURE, 0, 511, 0, 0); + input_set_abs_params(input, ABS_DISTANCE, 0, 32, 0, 0); + break; + case USB_DEVICE_ID_WACOM_INTUOS4_BLUETOOTH: + input_set_abs_params(input, ABS_X, 0, 40640, 4, 0); + input_set_abs_params(input, ABS_Y, 0, 25400, 4, 0); + input_set_abs_params(input, ABS_PRESSURE, 0, 2047, 0, 0); + break; + } return 0; } @@ -385,8 +504,16 @@ static int wacom_probe(struct hid_device *hdev, hid_warn(hdev, "can't create sysfs speed attribute err: %d\n", ret); - /* Set Wacom mode 2 with high reporting speed */ - wacom_poke(hdev, 1); + switch (hdev->product) { + case USB_DEVICE_ID_WACOM_GRAPHIRE_BLUETOOTH: + /* Set Wacom mode 2 with high reporting speed */ + wacom_poke(hdev, 1); + break; + case USB_DEVICE_ID_WACOM_INTUOS4_BLUETOOTH: + wdata->features = 0; + wacom_set_features(hdev); + break; + } #ifdef CONFIG_HID_WACOM_POWER_SUPPLY wdata->battery.properties = wacom_battery_props; @@ -448,6 +575,7 @@ static void wacom_remove(struct hid_device *hdev) static const struct hid_device_id wacom_devices[] = { { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_GRAPHIRE_BLUETOOTH) }, + { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_INTUOS4_BLUETOOTH) }, { } }; |