Input: wacom - add support for Bamboo Pen
This adds support for Pen on Bamboo Pen and Bamboo Pen&Touch devices. Touchpad is handled by previous Bamboo Touch logic. Signed-off-by: Chris Bagwell <chris@cnpbagwell.com> Acked-by: Ping Cheng <pingc@wacom.com> Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
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@ -904,10 +904,75 @@ static int wacom_bpt_touch(struct wacom_wac *wacom)
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return 0;
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return 0;
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}
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}
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static int wacom_bpt_pen(struct wacom_wac *wacom)
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{
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struct input_dev *input = wacom->input;
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unsigned char *data = wacom->data;
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int prox = 0, x = 0, y = 0, p = 0, d = 0, pen = 0, btn1 = 0, btn2 = 0;
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/*
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* Similar to Graphire protocol, data[1] & 0x20 is proximity and
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* data[1] & 0x18 is tool ID. 0x30 is safety check to ignore
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* 2 unused tool ID's.
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*/
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prox = (data[1] & 0x30) == 0x30;
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/*
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* All reports shared between PEN and RUBBER tool must be
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* forced to a known starting value (zero) when transitioning to
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* out-of-prox.
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*
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* If not reset then, to userspace, it will look like lost events
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* if new tool comes in-prox with same values as previous tool sent.
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*
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* Hardware does report zero in most out-of-prox cases but not all.
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*/
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if (prox) {
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if (!wacom->shared->stylus_in_proximity) {
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if (data[1] & 0x08) {
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wacom->tool[0] = BTN_TOOL_RUBBER;
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wacom->id[0] = ERASER_DEVICE_ID;
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} else {
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wacom->tool[0] = BTN_TOOL_PEN;
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wacom->id[0] = STYLUS_DEVICE_ID;
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}
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wacom->shared->stylus_in_proximity = true;
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}
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x = le16_to_cpup((__le16 *)&data[2]);
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y = le16_to_cpup((__le16 *)&data[4]);
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p = le16_to_cpup((__le16 *)&data[6]);
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d = data[8];
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pen = data[1] & 0x01;
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btn1 = data[1] & 0x02;
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btn2 = data[1] & 0x04;
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}
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input_report_key(input, BTN_TOUCH, pen);
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input_report_key(input, BTN_STYLUS, btn1);
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input_report_key(input, BTN_STYLUS2, btn2);
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input_report_abs(input, ABS_X, x);
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input_report_abs(input, ABS_Y, y);
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input_report_abs(input, ABS_PRESSURE, p);
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input_report_abs(input, ABS_DISTANCE, d);
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if (!prox) {
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wacom->id[0] = 0;
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wacom->shared->stylus_in_proximity = false;
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}
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input_report_key(input, wacom->tool[0], prox); /* PEN or RUBBER */
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input_report_abs(input, ABS_MISC, wacom->id[0]); /* TOOL ID */
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return 1;
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}
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static int wacom_bpt_irq(struct wacom_wac *wacom, size_t len)
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static int wacom_bpt_irq(struct wacom_wac *wacom, size_t len)
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{
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{
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if (len == WACOM_PKGLEN_BBTOUCH)
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if (len == WACOM_PKGLEN_BBTOUCH)
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return wacom_bpt_touch(wacom);
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return wacom_bpt_touch(wacom);
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else if (len == WACOM_PKGLEN_BBFUN)
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return wacom_bpt_pen(wacom);
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return 0;
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return 0;
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}
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}
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@ -1193,6 +1258,11 @@ void wacom_setup_input_capabilities(struct input_dev *input_dev,
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features->pressure_fuzz, 0);
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features->pressure_fuzz, 0);
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input_set_abs_params(input_dev, ABS_MT_TRACKING_ID, 0,
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input_set_abs_params(input_dev, ABS_MT_TRACKING_ID, 0,
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MAX_TRACKING_ID, 0, 0);
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MAX_TRACKING_ID, 0, 0);
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} else if (features->device_type == BTN_TOOL_PEN) {
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__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
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__set_bit(BTN_TOOL_PEN, input_dev->keybit);
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__set_bit(BTN_STYLUS, input_dev->keybit);
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__set_bit(BTN_STYLUS2, input_dev->keybit);
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}
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}
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break;
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break;
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}
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}
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@ -1334,6 +1404,12 @@ static const struct wacom_features wacom_features_0x47 =
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{ "Wacom Intuos2 6x8", WACOM_PKGLEN_INTUOS, 20320, 16240, 1023, 31, INTUOS };
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{ "Wacom Intuos2 6x8", WACOM_PKGLEN_INTUOS, 20320, 16240, 1023, 31, INTUOS };
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static struct wacom_features wacom_features_0xD0 =
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static struct wacom_features wacom_features_0xD0 =
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{ "Wacom Bamboo 2FG", WACOM_PKGLEN_BBFUN, 14720, 9200, 1023, 63, BAMBOO_PT };
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{ "Wacom Bamboo 2FG", WACOM_PKGLEN_BBFUN, 14720, 9200, 1023, 63, BAMBOO_PT };
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static struct wacom_features wacom_features_0xD1 =
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{ "Wacom Bamboo 2FG 4x5", WACOM_PKGLEN_BBFUN, 14720, 9200, 1023, 63, BAMBOO_PT };
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static struct wacom_features wacom_features_0xD2 =
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{ "Wacom Bamboo Craft", WACOM_PKGLEN_BBFUN, 14720, 9200, 1023, 63, BAMBOO_PT };
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static struct wacom_features wacom_features_0xD3 =
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{ "Wacom Bamboo 2FG 6x8", WACOM_PKGLEN_BBFUN, 21648, 13530, 1023, 63, BAMBOO_PT };
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#define USB_DEVICE_WACOM(prod) \
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#define USB_DEVICE_WACOM(prod) \
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USB_DEVICE(USB_VENDOR_ID_WACOM, prod), \
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USB_DEVICE(USB_VENDOR_ID_WACOM, prod), \
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@ -1399,6 +1475,9 @@ const struct usb_device_id wacom_ids[] = {
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{ USB_DEVICE_WACOM(0xC7) },
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{ USB_DEVICE_WACOM(0xC7) },
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{ USB_DEVICE_WACOM(0xCE) },
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{ USB_DEVICE_WACOM(0xCE) },
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{ USB_DEVICE_WACOM(0xD0) },
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{ USB_DEVICE_WACOM(0xD0) },
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{ USB_DEVICE_WACOM(0xD1) },
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{ USB_DEVICE_WACOM(0xD2) },
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{ USB_DEVICE_WACOM(0xD3) },
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{ USB_DEVICE_WACOM(0xF0) },
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{ USB_DEVICE_WACOM(0xF0) },
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{ USB_DEVICE_WACOM(0xCC) },
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{ USB_DEVICE_WACOM(0xCC) },
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{ USB_DEVICE_WACOM(0x90) },
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{ USB_DEVICE_WACOM(0x90) },
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