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Input: wacom - add support for DTU-1031
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Signed-off-by: Ping Cheng <pingc@wacom.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
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Ping Cheng authored and Dmitry Torokhov committed Jan 21, 2014
1 parent 7134816 commit 497ab1f
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Showing 2 changed files with 76 additions and 2 deletions.
72 changes: 71 additions & 1 deletion drivers/input/tablet/wacom_wac.c
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Original file line number Diff line number Diff line change
Expand Up @@ -210,6 +210,62 @@ static int wacom_dtu_irq(struct wacom_wac *wacom)
return 1;
}

static int wacom_dtus_irq(struct wacom_wac *wacom)
{
char *data = wacom->data;
struct input_dev *input = wacom->input;
unsigned short prox, pressure = 0;

if (data[0] != WACOM_REPORT_DTUS && data[0] != WACOM_REPORT_DTUSPAD) {
dev_dbg(input->dev.parent,
"%s: received unknown report #%d", __func__, data[0]);
return 0;
} else if (data[0] == WACOM_REPORT_DTUSPAD) {
input_report_key(input, BTN_0, (data[1] & 0x01));
input_report_key(input, BTN_1, (data[1] & 0x02));
input_report_key(input, BTN_2, (data[1] & 0x04));
input_report_key(input, BTN_3, (data[1] & 0x08));
input_report_abs(input, ABS_MISC,
data[1] & 0x0f ? PAD_DEVICE_ID : 0);
/*
* Serial number is required when expresskeys are
* reported through pen interface.
*/
input_event(input, EV_MSC, MSC_SERIAL, 0xf0);
return 1;
} else {
prox = data[1] & 0x80;
if (prox) {
switch ((data[1] >> 3) & 3) {
case 1: /* Rubber */
wacom->tool[0] = BTN_TOOL_RUBBER;
wacom->id[0] = ERASER_DEVICE_ID;
break;

case 2: /* Pen */
wacom->tool[0] = BTN_TOOL_PEN;
wacom->id[0] = STYLUS_DEVICE_ID;
break;
}
}

input_report_key(input, BTN_STYLUS, data[1] & 0x20);
input_report_key(input, BTN_STYLUS2, data[1] & 0x40);
input_report_abs(input, ABS_X, get_unaligned_be16(&data[3]));
input_report_abs(input, ABS_Y, get_unaligned_be16(&data[5]));
pressure = ((data[1] & 0x03) << 8) | (data[2] & 0xff);
input_report_abs(input, ABS_PRESSURE, pressure);
input_report_key(input, BTN_TOUCH, pressure > 10);

if (!prox) /* out-prox */
wacom->id[0] = 0;
input_report_key(input, wacom->tool[0], prox);
input_report_abs(input, ABS_MISC, wacom->id[0]);
input_event(input, EV_MSC, MSC_SERIAL, 1);
return 1;
}
}

static int wacom_graphire_irq(struct wacom_wac *wacom)
{
struct wacom_features *features = &wacom->features;
Expand Down Expand Up @@ -1371,6 +1427,10 @@ void wacom_wac_irq(struct wacom_wac *wacom_wac, size_t len)
sync = wacom_dtu_irq(wacom_wac);
break;

case DTUS:
sync = wacom_dtus_irq(wacom_wac);
break;

case INTUOS:
case INTUOS3S:
case INTUOS3:
Expand Down Expand Up @@ -1562,7 +1622,7 @@ int wacom_setup_input_capabilities(struct input_dev *input_dev,

wacom_abs_set_axis(input_dev, wacom_wac);

switch (wacom_wac->features.type) {
switch (features->type) {
case WACOM_MO:
input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
/* fall through */
Expand Down Expand Up @@ -1773,8 +1833,14 @@ int wacom_setup_input_capabilities(struct input_dev *input_dev,

/* fall through */

case DTUS:
case PL:
case DTU:
if (features->type == DTUS) {
input_set_capability(input_dev, EV_MSC, MSC_SERIAL);
for (i = 0; i < 3; i++)
__set_bit(BTN_0 + i, input_dev->keybit);
}
__set_bit(BTN_TOOL_PEN, input_dev->keybit);
__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
__set_bit(BTN_STYLUS, input_dev->keybit);
Expand Down Expand Up @@ -2096,6 +2162,9 @@ static const struct wacom_features wacom_features_0xCE =
static const struct wacom_features wacom_features_0xF0 =
{ "Wacom DTU1631", WACOM_PKGLEN_GRAPHIRE, 34623, 19553, 511,
0, DTU, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
static const struct wacom_features wacom_features_0xFB =
{ "Wacom DTU1031", WACOM_PKGLEN_DTUS, 22096, 13960, 511,
0, DTUS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
static const struct wacom_features wacom_features_0x57 =
{ "Wacom DTK2241", WACOM_PKGLEN_INTUOS, 95840, 54260, 2047,
63, DTK, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES};
Expand Down Expand Up @@ -2402,6 +2471,7 @@ 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(0xFB) },
{ USB_DEVICE_WACOM(0x0307) },
{ USB_DEVICE_DETAILED(0x0309, USB_CLASS_HID, 0, 0) },
{ USB_DEVICE_LENOVO(0x6004) },
Expand Down
6 changes: 5 additions & 1 deletion drivers/input/tablet/wacom_wac.h
View file
Original file line number Diff line number Diff line change
Expand Up @@ -12,7 +12,7 @@
#include <linux/types.h>

/* maximum packet length for USB devices */
#define WACOM_PKGLEN_MAX 64
#define WACOM_PKGLEN_MAX 68

#define WACOM_NAME_MAX 64

Expand All @@ -29,6 +29,7 @@
#define WACOM_PKGLEN_WIRELESS 32
#define WACOM_PKGLEN_MTOUCH 62
#define WACOM_PKGLEN_MTTPC 40
#define WACOM_PKGLEN_DTUS 68

/* wacom data size per MT contact */
#define WACOM_BYTES_PER_MT_PACKET 11
Expand All @@ -47,11 +48,13 @@
#define WACOM_REPORT_INTUOSWRITE 6
#define WACOM_REPORT_INTUOSPAD 12
#define WACOM_REPORT_INTUOS5PAD 3
#define WACOM_REPORT_DTUSPAD 21
#define WACOM_REPORT_TPC1FG 6
#define WACOM_REPORT_TPC2FG 13
#define WACOM_REPORT_TPCMT 13
#define WACOM_REPORT_TPCHID 15
#define WACOM_REPORT_TPCST 16
#define WACOM_REPORT_DTUS 17
#define WACOM_REPORT_TPC1FGE 18
#define WACOM_REPORT_24HDT 1
#define WACOM_REPORT_WL 128
Expand All @@ -70,6 +73,7 @@ enum {
PTU,
PL,
DTU,
DTUS,
INTUOS,
INTUOS3S,
INTUOS3,
Expand Down

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