From ec67bbedcf290ef182a897017f65a2707106c7f8 Mon Sep 17 00:00:00 2001 From: Ping Cheng Date: Tue, 15 Dec 2009 00:35:24 -0800 Subject: [PATCH] Input: wacom - add support for new LCD tablets This adds support for the foolowing Wacom devices: - 0x9F - a single touch only LCD tablet; - 0xE2 - a two finger touch only LCD tablet; - 0xE3 - a two finger touch, penabled LCD tablet. Signed-off-by: Ping Cheng Signed-off-by: Dmitry Torokhov --- drivers/input/tablet/wacom.h | 3 + drivers/input/tablet/wacom_sys.c | 226 +++++++++++++++++++++---------- drivers/input/tablet/wacom_wac.c | 204 ++++++++++++++++++++-------- drivers/input/tablet/wacom_wac.h | 10 +- 4 files changed, 311 insertions(+), 132 deletions(-) diff --git a/drivers/input/tablet/wacom.h b/drivers/input/tablet/wacom.h index d71da970602c..16310f368dab 100644 --- a/drivers/input/tablet/wacom.h +++ b/drivers/input/tablet/wacom.h @@ -71,6 +71,7 @@ * v1.51 (pc) - Added support for Intuos4 * v1.52 (pc) - Query Wacom data upon system resume * - add defines for features->type + * - add new devices (0x9F, 0xE2, and 0XE3) */ /* @@ -135,6 +136,8 @@ extern void input_dev_i4s(struct input_dev *input_dev, struct wacom_wac *wacom_w extern void input_dev_i4(struct input_dev *input_dev, struct wacom_wac *wacom_wac); extern void input_dev_pl(struct input_dev *input_dev, struct wacom_wac *wacom_wac); extern void input_dev_pt(struct input_dev *input_dev, struct wacom_wac *wacom_wac); +extern void input_dev_tpc(struct input_dev *input_dev, struct wacom_wac *wacom_wac); +extern void input_dev_tpc2fg(struct input_dev *input_dev, struct wacom_wac *wacom_wac); extern void input_dev_mo(struct input_dev *input_dev, struct wacom_wac *wacom_wac); extern void input_dev_bee(struct input_dev *input_dev, struct wacom_wac *wacom_wac); extern __u16 wacom_le16_to_cpu(unsigned char *data); diff --git a/drivers/input/tablet/wacom_sys.c b/drivers/input/tablet/wacom_sys.c index b5b69cc0aaf0..072f33b3b2b0 100644 --- a/drivers/input/tablet/wacom_sys.c +++ b/drivers/input/tablet/wacom_sys.c @@ -209,6 +209,7 @@ void input_dev_g(struct input_dev *input_dev, struct wacom_wac *wacom_wac) input_dev->keybit[BIT_WORD(BTN_MOUSE)] |= BIT_MASK(BTN_LEFT) | BIT_MASK(BTN_RIGHT) | BIT_MASK(BTN_MIDDLE); input_dev->keybit[BIT_WORD(BTN_DIGI)] |= BIT_MASK(BTN_TOOL_RUBBER) | + BIT_MASK(BTN_TOOL_PEN) | BIT_MASK(BTN_STYLUS) | BIT_MASK(BTN_TOOL_MOUSE) | BIT_MASK(BTN_STYLUS2); input_set_abs_params(input_dev, ABS_DISTANCE, 0, wacom_wac->features->distance_max, 0, 0); } @@ -256,6 +257,7 @@ void input_dev_i(struct input_dev *input_dev, struct wacom_wac *wacom_wac) BIT_MASK(BTN_RIGHT) | BIT_MASK(BTN_MIDDLE) | BIT_MASK(BTN_SIDE) | BIT_MASK(BTN_EXTRA); input_dev->keybit[BIT_WORD(BTN_DIGI)] |= BIT_MASK(BTN_TOOL_RUBBER) | + BIT_MASK(BTN_TOOL_PEN) | BIT_MASK(BTN_STYLUS) | BIT_MASK(BTN_TOOL_MOUSE) | BIT_MASK(BTN_TOOL_BRUSH) | BIT_MASK(BTN_TOOL_PENCIL) | BIT_MASK(BTN_TOOL_AIRBRUSH) | BIT_MASK(BTN_TOOL_LENS) | BIT_MASK(BTN_STYLUS2); @@ -269,7 +271,8 @@ void input_dev_i(struct input_dev *input_dev, struct wacom_wac *wacom_wac) void input_dev_pl(struct input_dev *input_dev, struct wacom_wac *wacom_wac) { - input_dev->keybit[BIT_WORD(BTN_DIGI)] |= BIT_MASK(BTN_STYLUS2); + input_dev->keybit[BIT_WORD(BTN_DIGI)] |= BIT_MASK(BTN_TOOL_PEN) | + BIT_MASK(BTN_STYLUS) | BIT_MASK(BTN_STYLUS2); } void input_dev_pt(struct input_dev *input_dev, struct wacom_wac *wacom_wac) @@ -277,12 +280,32 @@ void input_dev_pt(struct input_dev *input_dev, struct wacom_wac *wacom_wac) input_dev->keybit[BIT_WORD(BTN_DIGI)] |= BIT_MASK(BTN_TOOL_RUBBER); } +void input_dev_tpc(struct input_dev *input_dev, struct wacom_wac *wacom_wac) +{ + if (wacom_wac->features->device_type == BTN_TOOL_DOUBLETAP || + wacom_wac->features->device_type == BTN_TOOL_TRIPLETAP) { + input_set_abs_params(input_dev, ABS_RX, 0, wacom_wac->features->x_phy, 0, 0); + input_set_abs_params(input_dev, ABS_RY, 0, wacom_wac->features->y_phy, 0, 0); + input_dev->keybit[BIT_WORD(BTN_DIGI)] |= BIT_MASK(BTN_TOOL_DOUBLETAP); + } +} + +void input_dev_tpc2fg(struct input_dev *input_dev, struct wacom_wac *wacom_wac) +{ + if (wacom_wac->features->device_type == BTN_TOOL_TRIPLETAP) { + input_dev->keybit[BIT_WORD(BTN_DIGI)] |= BIT_MASK(BTN_TOOL_TRIPLETAP); + input_dev->evbit[0] |= BIT_MASK(EV_MSC); + input_dev->mscbit[0] |= BIT_MASK(MSC_SERIAL); + } +} + static int wacom_parse_hid(struct usb_interface *intf, struct hid_descriptor *hid_desc, - struct wacom_wac *wacom_wac) + struct wacom_features *features) { struct usb_device *dev = interface_to_usbdev(intf); - struct wacom_features *features = wacom_wac->features; - char limit = 0, result = 0; + char limit = 0; + /* result has to be defined as int for some devices */ + int result = 0; int i = 0, usage = WCM_UNDEFINED, finger = 0, pen = 0; unsigned char *report; @@ -328,13 +351,24 @@ static int wacom_parse_hid(struct usb_interface *intf, struct hid_descriptor *hi case HID_USAGE_X: if (usage == WCM_DESKTOP) { if (finger) { - features->touch_x_max = - features->touch_y_max = - wacom_le16_to_cpu(&report[i + 3]); + features->device_type = BTN_TOOL_DOUBLETAP; + if (features->type == TABLETPC2FG) { + /* need to reset back */ + features->pktlen = WACOM_PKGLEN_TPC2FG; + features->device_type = BTN_TOOL_TRIPLETAP; + } features->x_max = + wacom_le16_to_cpu(&report[i + 3]); + features->x_phy = wacom_le16_to_cpu(&report[i + 6]); - i += 7; + features->unit = report[i + 9]; + features->unitExpo = report[i + 11]; + i += 12; } else if (pen) { + /* penabled only accepts exact bytes of data */ + if (features->type == TABLETPC2FG) + features->pktlen = WACOM_PKGLEN_PENABLED; + features->device_type = BTN_TOOL_PEN; features->x_max = wacom_le16_to_cpu(&report[i + 3]); i += 4; @@ -350,10 +384,35 @@ static int wacom_parse_hid(struct usb_interface *intf, struct hid_descriptor *hi break; case HID_USAGE_Y: - if (usage == WCM_DESKTOP) - features->y_max = - wacom_le16_to_cpu(&report[i + 3]); - i += 4; + if (usage == WCM_DESKTOP) { + if (finger) { + features->device_type = BTN_TOOL_DOUBLETAP; + if (features->type == TABLETPC2FG) { + /* need to reset back */ + features->pktlen = WACOM_PKGLEN_TPC2FG; + features->device_type = BTN_TOOL_TRIPLETAP; + features->y_max = + wacom_le16_to_cpu(&report[i + 3]); + features->y_phy = + wacom_le16_to_cpu(&report[i + 6]); + i += 7; + } else { + features->y_max = + features->x_max; + features->y_phy = + wacom_le16_to_cpu(&report[i + 3]); + i += 4; + } + } else if (pen) { + /* penabled only accepts exact bytes of data */ + if (features->type == TABLETPC2FG) + features->pktlen = WACOM_PKGLEN_PENABLED; + features->device_type = BTN_TOOL_PEN; + features->y_max = + wacom_le16_to_cpu(&report[i + 3]); + i += 4; + } + } break; case HID_USAGE_FINGER: @@ -376,7 +435,7 @@ static int wacom_parse_hid(struct usb_interface *intf, struct hid_descriptor *hi break; case HID_COLLECTION: - /* reset UsagePage ans Finger */ + /* reset UsagePage and Finger */ finger = usage = 0; break; } @@ -388,43 +447,92 @@ static int wacom_parse_hid(struct usb_interface *intf, struct hid_descriptor *hi return result; } -static int wacom_query_tablet_data(struct usb_interface *intf) +static int wacom_query_tablet_data(struct usb_interface *intf, struct wacom_features *features) { unsigned char *rep_data; - int limit = 0; - int error; + int limit = 0, report_id = 2; + int error = -ENOMEM; rep_data = kmalloc(2, GFP_KERNEL); if (!rep_data) - return -ENOMEM; - - do { - rep_data[0] = 2; - rep_data[1] = 2; - error = usb_set_report(intf, WAC_HID_FEATURE_REPORT, - 2, rep_data, 2); - if (error >= 0) - error = usb_get_report(intf, - WAC_HID_FEATURE_REPORT, 2, - rep_data, 2); - } while ((error < 0 || rep_data[1] != 2) && limit++ < 5); + return error; + + /* ask to report tablet data if it is 2FGT or not a Tablet PC */ + if (features->device_type == BTN_TOOL_TRIPLETAP) { + do { + rep_data[0] = 3; + rep_data[1] = 4; + report_id = 3; + error = usb_set_report(intf, WAC_HID_FEATURE_REPORT, + report_id, rep_data, 2); + if (error >= 0) + error = usb_get_report(intf, + WAC_HID_FEATURE_REPORT, report_id, + rep_data, 3); + } while ((error < 0 || rep_data[1] != 4) && limit++ < 5); + } else if (features->type != TABLETPC && features->type != TABLETPC2FG) { + do { + rep_data[0] = 2; + rep_data[1] = 2; + error = usb_set_report(intf, WAC_HID_FEATURE_REPORT, + report_id, rep_data, 2); + if (error >= 0) + error = usb_get_report(intf, + WAC_HID_FEATURE_REPORT, report_id, + rep_data, 2); + } while ((error < 0 || rep_data[1] != 2) && limit++ < 5); + } kfree(rep_data); return error < 0 ? error : 0; } +static int wacom_retrieve_hid_descriptor(struct usb_interface *intf, + struct wacom_features *features) +{ + int error = 0; + struct usb_host_interface *interface = intf->cur_altsetting; + struct hid_descriptor *hid_desc; + + /* default device to penabled */ + features->device_type = BTN_TOOL_PEN; + + /* only Tablet PCs need to retrieve the info */ + if ((features->type != TABLETPC) && (features->type != TABLETPC2FG)) + goto out; + + if (usb_get_extra_descriptor(interface, HID_DEVICET_HID, &hid_desc)) { + if (usb_get_extra_descriptor(&interface->endpoint[0], + HID_DEVICET_REPORT, &hid_desc)) { + printk("wacom: can not retrieve extra class descriptor\n"); + error = 1; + goto out; + } + } + error = wacom_parse_hid(intf, hid_desc, features); + if (error) + goto out; + + /* touch device found but size is not defined. use default */ + if (features->device_type == BTN_TOOL_DOUBLETAP && !features->x_max) { + features->x_max = 1023; + features->y_max = 1023; + } + + out: + return error; +} + static int wacom_probe(struct usb_interface *intf, const struct usb_device_id *id) { struct usb_device *dev = interface_to_usbdev(intf); - struct usb_host_interface *interface = intf->cur_altsetting; struct usb_endpoint_descriptor *endpoint; struct wacom *wacom; struct wacom_wac *wacom_wac; struct wacom_features *features; struct input_dev *input_dev; int error = -ENOMEM; - struct hid_descriptor *hid_desc; wacom = kzalloc(sizeof(struct wacom), GFP_KERNEL); wacom_wac = kzalloc(sizeof(struct wacom_wac), GFP_KERNEL); @@ -432,7 +540,7 @@ static int wacom_probe(struct usb_interface *intf, const struct usb_device_id *i if (!wacom || !input_dev || !wacom_wac) goto fail1; - wacom_wac->data = usb_buffer_alloc(dev, 10, GFP_KERNEL, &wacom->data_dma); + wacom_wac->data = usb_buffer_alloc(dev, WACOM_PKGLEN_MAX, GFP_KERNEL, &wacom->data_dma); if (!wacom_wac->data) goto fail1; @@ -448,7 +556,7 @@ static int wacom_probe(struct usb_interface *intf, const struct usb_device_id *i strlcat(wacom->phys, "/input0", sizeof(wacom->phys)); wacom_wac->features = features = get_wacom_feature(id); - BUG_ON(features->pktlen > 10); + BUG_ON(features->pktlen > WACOM_PKGLEN_MAX); input_dev->name = wacom_wac->features->name; wacom->wacom_wac = wacom_wac; @@ -463,47 +571,24 @@ static int wacom_probe(struct usb_interface *intf, const struct usb_device_id *i endpoint = &intf->cur_altsetting->endpoint[0].desc; - /* Initialize touch_x_max and touch_y_max in case it is not defined */ - if (wacom_wac->features->type == TABLETPC) { - features->touch_x_max = 1023; - features->touch_y_max = 1023; - } else { - features->touch_x_max = 0; - features->touch_y_max = 0; - } - - /* TabletPC need to retrieve the physical and logical maximum from report descriptor */ - if (wacom_wac->features->type == TABLETPC) { - if (usb_get_extra_descriptor(interface, HID_DEVICET_HID, &hid_desc)) { - if (usb_get_extra_descriptor(&interface->endpoint[0], - HID_DEVICET_REPORT, &hid_desc)) { - printk("wacom: can not retrive extra class descriptor\n"); - goto fail2; - } - } - error = wacom_parse_hid(intf, hid_desc, wacom_wac); - if (error) - goto fail2; - } + /* Retrieve the physical and logical size for OEM devices */ + error = wacom_retrieve_hid_descriptor(intf, features); + if (error) + goto fail2; input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS); - input_dev->keybit[BIT_WORD(BTN_DIGI)] |= BIT_MASK(BTN_TOOL_PEN) | - BIT_MASK(BTN_TOUCH) | BIT_MASK(BTN_STYLUS); + input_dev->keybit[BIT_WORD(BTN_DIGI)] |= BIT_MASK(BTN_TOUCH); + input_set_abs_params(input_dev, ABS_X, 0, features->x_max, 4, 0); input_set_abs_params(input_dev, ABS_Y, 0, features->y_max, 4, 0); input_set_abs_params(input_dev, ABS_PRESSURE, 0, features->pressure_max, 0, 0); - if (features->type == TABLETPC) { - input_dev->keybit[BIT_WORD(BTN_DIGI)] |= BIT_MASK(BTN_TOOL_DOUBLETAP); - input_set_abs_params(input_dev, ABS_RX, 0, features->touch_x_max, 4, 0); - input_set_abs_params(input_dev, ABS_RY, 0, features->touch_y_max, 4, 0); - } input_dev->absbit[BIT_WORD(ABS_MISC)] |= BIT_MASK(ABS_MISC); wacom_init_input_dev(input_dev, wacom_wac); usb_fill_int_urb(wacom->irq, dev, usb_rcvintpipe(dev, endpoint->bEndpointAddress), - wacom_wac->data, wacom_wac->features->pktlen, + wacom_wac->data, features->pktlen, wacom_sys_irq, wacom, endpoint->bInterval); wacom->irq->transfer_dma = wacom->data_dma; wacom->irq->transfer_flags |= URB_NO_TRANSFER_DMA_MAP; @@ -512,18 +597,14 @@ static int wacom_probe(struct usb_interface *intf, const struct usb_device_id *i if (error) goto fail3; - /* - * Ask the tablet to report tablet data if it is not a Tablet PC. - * Note that if query fails it is not a hard failure. - */ - if (wacom_wac->features->type != TABLETPC) - wacom_query_tablet_data(intf); + /* Note that if query fails it is not a hard failure */ + wacom_query_tablet_data(intf, features); usb_set_intfdata(intf, wacom); return 0; fail3: usb_free_urb(wacom->irq); - fail2: usb_buffer_free(dev, 10, wacom_wac->data, wacom->data_dma); + fail2: usb_buffer_free(dev, WACOM_PKGLEN_MAX, wacom_wac->data, wacom->data_dma); fail1: input_free_device(input_dev); kfree(wacom); kfree(wacom_wac); @@ -539,7 +620,7 @@ static void wacom_disconnect(struct usb_interface *intf) usb_kill_urb(wacom->irq); input_unregister_device(wacom->dev); usb_free_urb(wacom->irq); - usb_buffer_free(interface_to_usbdev(intf), 10, + usb_buffer_free(interface_to_usbdev(intf), WACOM_PKGLEN_MAX, wacom->wacom_wac->data, wacom->data_dma); kfree(wacom->wacom_wac); kfree(wacom); @@ -559,12 +640,15 @@ static int wacom_suspend(struct usb_interface *intf, pm_message_t message) static int wacom_resume(struct usb_interface *intf) { struct wacom *wacom = usb_get_intfdata(intf); + struct wacom_features *features = wacom->wacom_wac->features; int rv; mutex_lock(&wacom->lock); if (wacom->open) { rv = usb_submit_urb(wacom->irq, GFP_NOIO); - wacom_query_tablet_data(intf); + /* switch to wacom mode if needed */ + if (!wacom_retrieve_hid_descriptor(intf, features)) + wacom_query_tablet_data(intf, features); } else rv = 0; mutex_unlock(&wacom->lock); diff --git a/drivers/input/tablet/wacom_wac.c b/drivers/input/tablet/wacom_wac.c index d5fc97d36102..46725894ea62 100644 --- a/drivers/input/tablet/wacom_wac.c +++ b/drivers/input/tablet/wacom_wac.c @@ -65,9 +65,8 @@ static int wacom_pl_irq(struct wacom_wac *wacom, void *wcombo) prox = data[1] & 0x40; - wacom->id[0] = ERASER_DEVICE_ID; if (prox) { - + wacom->id[0] = ERASER_DEVICE_ID; pressure = (signed char)((data[7] << 1) | ((data[4] >> 2) & 1)); if (wacom->features->pressure_max > 255) pressure = (pressure << 1) | ((data[4] >> 6) & 1); @@ -608,54 +607,146 @@ static int wacom_intuos_irq(struct wacom_wac *wacom, void *wcombo) return 1; } + +static void wacom_tpc_finger_in(struct wacom_wac *wacom, void *wcombo, char *data, int idx) +{ + wacom_report_abs(wcombo, ABS_X, + (data[2 + idx * 2] & 0xff) | ((data[3 + idx * 2] & 0x7f) << 8)); + wacom_report_abs(wcombo, ABS_Y, + (data[6 + idx * 2] & 0xff) | ((data[7 + idx * 2] & 0x7f) << 8)); + wacom_report_abs(wcombo, ABS_MISC, wacom->id[0]); + wacom_report_key(wcombo, wacom->tool[idx], 1); + if (idx) + wacom_input_event(wcombo, EV_MSC, MSC_SERIAL, 0xf0); + else + wacom_report_key(wcombo, BTN_TOUCH, 1); +} + +static void wacom_tpc_touch_out(struct wacom_wac *wacom, void *wcombo, int idx) +{ + wacom_report_abs(wcombo, ABS_X, 0); + wacom_report_abs(wcombo, ABS_Y, 0); + wacom_report_abs(wcombo, ABS_MISC, 0); + wacom_report_key(wcombo, wacom->tool[idx], 0); + if (idx) + wacom_input_event(wcombo, EV_MSC, MSC_SERIAL, 0xf0); + else + wacom_report_key(wcombo, BTN_TOUCH, 0); + return; +} + +static void wacom_tpc_touch_in(struct wacom_wac *wacom, void *wcombo) +{ + char *data = wacom->data; + struct urb *urb = ((struct wacom_combo *)wcombo)->urb; + static int firstFinger = 0; + static int secondFinger = 0; + + wacom->tool[0] = BTN_TOOL_DOUBLETAP; + wacom->id[0] = TOUCH_DEVICE_ID; + wacom->tool[1] = BTN_TOOL_TRIPLETAP; + + if (urb->actual_length != WACOM_PKGLEN_TPC1FG) { + switch (data[0]) { + case 6: + wacom_report_abs(wcombo, ABS_X, wacom_le16_to_cpu(&data[2])); + wacom_report_abs(wcombo, ABS_Y, wacom_le16_to_cpu(&data[4])); + wacom_report_abs(wcombo, ABS_PRESSURE, wacom_le16_to_cpu(&data[6])); + wacom_report_key(wcombo, BTN_TOUCH, wacom_le16_to_cpu(&data[6])); + wacom_report_abs(wcombo, ABS_MISC, wacom->id[0]); + wacom_report_key(wcombo, wacom->tool[0], 1); + break; + case 13: + /* keep this byte to send proper out-prox event */ + wacom->id[1] = data[1] & 0x03; + + if (data[1] & 0x01) { + wacom_tpc_finger_in(wacom, wcombo, data, 0); + firstFinger = 1; + } else if (firstFinger) { + wacom_tpc_touch_out(wacom, wcombo, 0); + } + + if (data[1] & 0x02) { + /* sync first finger data */ + if (firstFinger) + wacom_input_sync(wcombo); + + wacom_tpc_finger_in(wacom, wcombo, data, 1); + secondFinger = 1; + } else if (secondFinger) { + /* sync first finger data */ + if (firstFinger) + wacom_input_sync(wcombo); + + wacom_tpc_touch_out(wacom, wcombo, 1); + secondFinger = 0; + } + if (!(data[1] & 0x01)) + firstFinger = 0; + break; + } + } else { + wacom_report_abs(wcombo, ABS_X, wacom_le16_to_cpu(&data[1])); + wacom_report_abs(wcombo, ABS_Y, wacom_le16_to_cpu(&data[3])); + wacom_report_key(wcombo, BTN_TOUCH, 1); + wacom_report_abs(wcombo, ABS_MISC, wacom->id[0]); + wacom_report_key(wcombo, wacom->tool[0], 1); + } + return; +} + static int wacom_tpc_irq(struct wacom_wac *wacom, void *wcombo) { char *data = wacom->data; - int prox = 0, pressure; + int prox = 0, pressure, idx = -1; static int stylusInProx, touchInProx = 1, touchOut; struct urb *urb = ((struct wacom_combo *)wcombo)->urb; dbg("wacom_tpc_irq: received report #%d", data[0]); - if (urb->actual_length == WACOM_PKGLEN_TPC1FG || data[0] == 6) { /* Touch data */ + if (urb->actual_length == WACOM_PKGLEN_TPC1FG || + data[0] == 6 || /* single touch */ + data[0] == 13) { /* 2FG touch */ if (urb->actual_length == WACOM_PKGLEN_TPC1FG) { /* with touch */ - prox = data[0] & 0x03; + prox = data[0] & 0x01; } else { /* with capacity */ - prox = data[1] & 0x03; + if (data[0] == 6) + /* single touch */ + prox = data[1] & 0x01; + else + /* 2FG touch data */ + prox = data[1] & 0x03; } if (!stylusInProx) { /* stylus not in prox */ if (prox) { if (touchInProx) { - wacom->tool[1] = BTN_TOOL_DOUBLETAP; - wacom->id[0] = TOUCH_DEVICE_ID; - if (urb->actual_length != WACOM_PKGLEN_TPC1FG) { - wacom_report_abs(wcombo, ABS_X, wacom_le16_to_cpu(&data[2])); - wacom_report_abs(wcombo, ABS_Y, wacom_le16_to_cpu(&data[4])); - wacom_report_abs(wcombo, ABS_PRESSURE, wacom_le16_to_cpu(&data[6])); - wacom_report_key(wcombo, BTN_TOUCH, wacom_le16_to_cpu(&data[6])); - } else { - wacom_report_abs(wcombo, ABS_X, wacom_le16_to_cpu(&data[1])); - wacom_report_abs(wcombo, ABS_Y, wacom_le16_to_cpu(&data[3])); - wacom_report_key(wcombo, BTN_TOUCH, 1); - } - wacom_report_abs(wcombo, ABS_MISC, wacom->id[0]); - wacom_report_key(wcombo, wacom->tool[1], prox & 0x01); + wacom_tpc_touch_in(wacom, wcombo); touchOut = 1; return 1; } } else { - wacom_report_abs(wcombo, ABS_MISC, wacom->id[0]); - wacom_report_key(wcombo, wacom->tool[1], prox & 0x01); - wacom_report_key(wcombo, BTN_TOUCH, 0); + /* 2FGT out-prox */ + if ((data[0] & 0xff) == 13) { + idx = (wacom->id[1] & 0x01) - 1; + if (idx == 0) { + wacom_tpc_touch_out(wacom, wcombo, idx); + /* sync first finger event */ + if (wacom->id[1] & 0x02) + wacom_input_sync(wcombo); + } + idx = (wacom->id[1] & 0x02) - 1; + if (idx == 1) + wacom_tpc_touch_out(wacom, wcombo, idx); + } else /* one finger touch */ + wacom_tpc_touch_out(wacom, wcombo, 0); touchOut = 0; touchInProx = 1; return 1; } } else if (touchOut || !prox) { /* force touch out-prox */ - wacom_report_abs(wcombo, ABS_MISC, TOUCH_DEVICE_ID); - wacom_report_key(wcombo, wacom->tool[1], 0); - wacom_report_key(wcombo, BTN_TOUCH, 0); + wacom_tpc_touch_out(wacom, wcombo, 0); touchOut = 0; touchInProx = 1; return 1; @@ -665,38 +756,14 @@ static int wacom_tpc_irq(struct wacom_wac *wacom, void *wcombo) touchInProx = 0; - wacom->id[0] = ERASER_DEVICE_ID; - - /* - * if going from out of proximity into proximity select between the eraser - * and the pen based on the state of the stylus2 button, choose eraser if - * pressed else choose pen. if not a proximity change from out to in, send - * an out of proximity for previous tool then a in for new tool. - */ if (prox) { /* in prox */ - if (!wacom->tool[0]) { + if (!wacom->id[0]) { /* Going into proximity select tool */ - wacom->tool[1] = (data[1] & 0x08) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN; - if (wacom->tool[1] == BTN_TOOL_PEN) + wacom->tool[0] = (data[1] & 0x0c) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN; + if (wacom->tool[0] == BTN_TOOL_PEN) wacom->id[0] = STYLUS_DEVICE_ID; - } else if (wacom->tool[1] == BTN_TOOL_RUBBER && !(data[1] & 0x08)) { - /* - * was entered with stylus2 pressed - * report out proximity for previous tool - */ - wacom_report_abs(wcombo, ABS_MISC, wacom->id[0]); - wacom_report_key(wcombo, wacom->tool[1], 0); - wacom_input_sync(wcombo); - - /* set new tool */ - wacom->tool[1] = BTN_TOOL_PEN; - wacom->id[0] = STYLUS_DEVICE_ID; - return 0; - } - if (wacom->tool[1] != BTN_TOOL_RUBBER) { - /* Unknown tool selected default to pen tool */ - wacom->tool[1] = BTN_TOOL_PEN; - wacom->id[0] = STYLUS_DEVICE_ID; + else + wacom->id[0] = ERASER_DEVICE_ID; } wacom_report_key(wcombo, BTN_STYLUS, data[1] & 0x02); wacom_report_key(wcombo, BTN_STYLUS2, data[1] & 0x10); @@ -706,17 +773,21 @@ static int wacom_tpc_irq(struct wacom_wac *wacom, void *wcombo) if (pressure < 0) pressure = wacom->features->pressure_max + pressure + 1; wacom_report_abs(wcombo, ABS_PRESSURE, pressure); - wacom_report_key(wcombo, BTN_TOUCH, pressure); + wacom_report_key(wcombo, BTN_TOUCH, data[1] & 0x05); } else { + wacom_report_abs(wcombo, ABS_X, 0); + wacom_report_abs(wcombo, ABS_Y, 0); wacom_report_abs(wcombo, ABS_PRESSURE, 0); wacom_report_key(wcombo, BTN_STYLUS, 0); wacom_report_key(wcombo, BTN_STYLUS2, 0); wacom_report_key(wcombo, BTN_TOUCH, 0); + wacom->id[0] = 0; + /* pen is out so touch can be enabled now */ + touchInProx = 1; } - wacom_report_key(wcombo, wacom->tool[1], prox); + wacom_report_key(wcombo, wacom->tool[0], prox); wacom_report_abs(wcombo, ABS_MISC, wacom->id[0]); stylusInProx = prox; - wacom->tool[0] = prox; return 1; } return 0; @@ -751,6 +822,7 @@ int wacom_wac_irq(struct wacom_wac *wacom_wac, void *wcombo) return wacom_intuos_irq(wacom_wac, wcombo); case TABLETPC: + case TABLETPC2FG: return wacom_tpc_irq(wacom_wac, wcombo); default: @@ -791,9 +863,17 @@ void wacom_init_input_dev(struct input_dev *input_dev, struct wacom_wac *wacom_w input_dev_i4s(input_dev, wacom_wac); input_dev_i(input_dev, wacom_wac); break; + case TABLETPC2FG: + input_dev_tpc2fg(input_dev, wacom_wac); + /* fall through */ + case TABLETPC: + input_dev_tpc(input_dev, wacom_wac); + if (wacom_wac->features->device_type != BTN_TOOL_PEN) + break; /* no need to process stylus stuff */ + + /* fall through */ case PL: case PTU: - case TABLETPC: input_dev_pl(input_dev, wacom_wac); /* fall through */ case PENPARTNER: @@ -863,6 +943,9 @@ static struct wacom_features wacom_features[] = { { "Wacom ISDv4 90", WACOM_PKGLEN_GRAPHIRE, 26202, 16325, 255, 0, TABLETPC }, { "Wacom ISDv4 93", WACOM_PKGLEN_GRAPHIRE, 26202, 16325, 255, 0, TABLETPC }, { "Wacom ISDv4 9A", WACOM_PKGLEN_GRAPHIRE, 26202, 16325, 255, 0, TABLETPC }, + { "Wacom ISDv4 9F", WACOM_PKGLEN_PENABLED, 26202, 16325, 255, 0, TABLETPC }, + { "Wacom ISDv4 E2", WACOM_PKGLEN_TPC2FG, 26202, 16325, 255, 0, TABLETPC2FG }, + { "Wacom ISDv4 E3", WACOM_PKGLEN_TPC2FG, 26202, 16325, 255, 0, TABLETPC2FG }, { "Wacom Intuos2 6x8", WACOM_PKGLEN_INTUOS, 20320, 16240, 1023, 31, INTUOS }, { } }; @@ -927,6 +1010,9 @@ static struct usb_device_id wacom_ids[] = { { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x90) }, { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x93) }, { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x9A) }, + { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x9F) }, + { USB_DEVICE(USB_VENDOR_ID_WACOM, 0xE2) }, + { USB_DEVICE(USB_VENDOR_ID_WACOM, 0xE3) }, { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x47) }, { } }; diff --git a/drivers/input/tablet/wacom_wac.h b/drivers/input/tablet/wacom_wac.h index 1bfe9a3bae93..39c2516e3d31 100644 --- a/drivers/input/tablet/wacom_wac.h +++ b/drivers/input/tablet/wacom_wac.h @@ -19,7 +19,9 @@ #define WACOM_PKGLEN_INTUOS 10 #define WACOM_PKGLEN_PENABLED 8 #define WACOM_PKGLEN_TPC1FG 5 +#define WACOM_PKGLEN_TPC2FG 14 +/* device IDs */ #define STYLUS_DEVICE_ID 0x02 #define TOUCH_DEVICE_ID 0x03 #define CURSOR_DEVICE_ID 0x06 @@ -43,6 +45,7 @@ enum { WACOM_BEE, WACOM_MO, TABLETPC, + TABLETPC2FG, MAX_TYPE }; @@ -54,8 +57,11 @@ struct wacom_features { int pressure_max; int distance_max; int type; - int touch_x_max; - int touch_y_max; + int device_type; + int x_phy; + int y_phy; + unsigned char unit; + unsigned char unitExpo; }; struct wacom_wac { -- GitLab