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Input: wacom - support EMR and MFT sensors of Cintiq Companion Hybrid 

Adds support for the sensors integrated in to the Cintiq Companion
Hybrid. These sensors use by-and-large the same protocol as the
Cintiq 24HD touch.

NOTE: The ExpressKeys on the Cintiq Companion Hybrid are wired to
both the EMR controller and CPU GPIO pins. It may be necessary to
disable their functionality in this driver if building a custom
Android kernel for this device (lest two events be sent to userspace
for every button press).

Signed-off-by: Jason Gerecke <killertofu@gmail.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
This commit is contained in:
Jason Gerecke 2013-09-20 09:47:35 -07:00 committed by Dmitry Torokhov
parent c7c8b533c7
commit 36d3c510e6
3 changed files with 47 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/input/tablet/wacom_sys.c
View File

@ -548,7 +548,7 @@ static int wacom_query_tablet_data(struct usb_interface *intf, struct wacom_feat
/* MT Tablet PC touch */
return wacom_set_device_mode(intf, 3, 4, 4);
}
else if (features->type == WACOM_24HDT) {
else if (features->type == WACOM_24HDT || features->type == CINTIQ_HYBRID) {
return wacom_set_device_mode(intf, 18, 3, 2);
}
} else if (features->device_type == BTN_TOOL_PEN) {

46
drivers/input/tablet/wacom_wac.c
View File

@ -477,7 +477,7 @@ static void wacom_intuos_general(struct wacom_wac *wacom)
/* general pen packet */
if ((data[1] & 0xb8) == 0xa0) {
t = (data[6] << 2) | ((data[7] >> 6) & 3);
if (features->type >= INTUOS4S && features->type <= WACOM_24HD) {
if (features->type >= INTUOS4S && features->type <= CINTIQ_HYBRID) {
t = (t << 1) | (data[1] & 1);
}
input_report_abs(input, ABS_PRESSURE, t);
@ -621,6 +621,22 @@ static int wacom_intuos_irq(struct wacom_wac *wacom)
} else {
input_report_abs(input, ABS_MISC, 0);
}
} else if (features->type == CINTIQ_HYBRID) {
/*
* Do not send hardware buttons under Android. They
* are already sent to the system through GPIO (and
* have different meaning).
*/
input_report_key(input, BTN_1, (data[4] & 0x01));
input_report_key(input, BTN_2, (data[4] & 0x02));
input_report_key(input, BTN_3, (data[4] & 0x04));
input_report_key(input, BTN_4, (data[4] & 0x08));
input_report_key(input, BTN_5, (data[4] & 0x10)); /* Right */
input_report_key(input, BTN_6, (data[4] & 0x20)); /* Up */
input_report_key(input, BTN_7, (data[4] & 0x40)); /* Left */
input_report_key(input, BTN_8, (data[4] & 0x80)); /* Down */
input_report_key(input, BTN_0, (data[3] & 0x01)); /* Center */
} else if (features->type >= INTUOS5S && features->type <= INTUOS5L) {
int i;
@ -1327,6 +1343,7 @@ void wacom_wac_irq(struct wacom_wac *wacom_wac, size_t len)
case WACOM_22HD:
case WACOM_24HD:
case DTK:
case CINTIQ_HYBRID:
sync = wacom_intuos_irq(wacom_wac);
break;
@ -1765,6 +1782,24 @@ int wacom_setup_input_capabilities(struct input_dev *input_dev,
0, 0);
}
break;
case CINTIQ_HYBRID:
__set_bit(BTN_1, input_dev->keybit);
__set_bit(BTN_2, input_dev->keybit);
__set_bit(BTN_3, input_dev->keybit);
__set_bit(BTN_4, input_dev->keybit);
__set_bit(BTN_5, input_dev->keybit);
__set_bit(BTN_6, input_dev->keybit);
__set_bit(BTN_7, input_dev->keybit);
__set_bit(BTN_8, input_dev->keybit);
__set_bit(BTN_0, input_dev->keybit);
input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
__set_bit(INPUT_PROP_DIRECT, input_dev->propbit);
wacom_setup_cintiq(wacom_wac);
break;
}
return 0;
}
@ -2125,6 +2160,13 @@ static const struct wacom_features wacom_features_0x301 =
static const struct wacom_features wacom_features_0x6004 =
{ "ISD-V4", WACOM_PKGLEN_GRAPHIRE, 12800, 8000, 255,
0, TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
static const struct wacom_features wacom_features_0x0307 =
{ "Wacom ISDv5 307", WACOM_PKGLEN_INTUOS, 59552, 33848, 2047,
63, CINTIQ_HYBRID, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES,
.oVid = USB_VENDOR_ID_WACOM, .oPid = 0x309 };
static const struct wacom_features wacom_features_0x0309 =
{ "Wacom ISDv5 309", .type = WACOM_24HDT, /* Touch */
.oVid = USB_VENDOR_ID_WACOM, .oPid = 0x0307, .touch_max = 10 };
#define USB_DEVICE_WACOM(prod) \
USB_DEVICE(USB_VENDOR_ID_WACOM, prod), \
@ -2257,6 +2299,8 @@ const struct usb_device_id wacom_ids[] = {
{ USB_DEVICE_WACOM(0xF8) },
{ USB_DEVICE_DETAILED(0xF6, USB_CLASS_HID, 0, 0) },
{ USB_DEVICE_WACOM(0xFA) },
{ USB_DEVICE_WACOM(0x0307) },
{ USB_DEVICE_DETAILED(0x0309, USB_CLASS_HID, 0, 0) },
{ USB_DEVICE_LENOVO(0x6004) },
{ }
};

1
drivers/input/tablet/wacom_wac.h
View File

@ -80,6 +80,7 @@ enum {
WACOM_22HD,
DTK,
WACOM_24HD,
CINTIQ_HYBRID,
CINTIQ,
WACOM_BEE,
WACOM_13HD,