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Input: wacom - support 2FGT in MT format

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Reviewed-by: Henrik Rydberg <rydberg@euromail.se>
Reviewed-by: Chris Bagwell <chris@cnpbagwell.com>
Signed-off-by: Ping Cheng <pingc@wacom.com>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
This commit is contained in:
Ping Cheng 2011-03-12 20:35:18 -08:00 committed by Dmitry Torokhov
parent a43c7c5383
commit 84eb5aa6cc
2 changed files with 53 additions and 18 deletions
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12
drivers/input/tablet/wacom_sys.c
View File

@ -193,16 +193,16 @@ static int wacom_parse_hid(struct usb_interface *intf, struct hid_descriptor *hi
case HID_USAGE_X:
if (usage == WCM_DESKTOP) {
if (finger) {
features->device_type = BTN_TOOL_DOUBLETAP;
features->device_type = BTN_TOOL_FINGER;
if (features->type == TABLETPC2FG) {
/* need to reset back */
features->pktlen = WACOM_PKGLEN_TPC2FG;
features->device_type = BTN_TOOL_TRIPLETAP;
features->device_type = BTN_TOOL_DOUBLETAP;
}
if (features->type == BAMBOO_PT) {
/* need to reset back */
features->pktlen = WACOM_PKGLEN_BBTOUCH;
features->device_type = BTN_TOOL_TRIPLETAP;
features->device_type = BTN_TOOL_DOUBLETAP;
features->x_phy =
get_unaligned_le16(&report[i + 5]);
features->x_max =
@ -241,11 +241,11 @@ static int wacom_parse_hid(struct usb_interface *intf, struct hid_descriptor *hi
case HID_USAGE_Y:
if (usage == WCM_DESKTOP) {
if (finger) {
features->device_type = BTN_TOOL_DOUBLETAP;
features->device_type = BTN_TOOL_FINGER;
if (features->type == TABLETPC2FG) {
/* need to reset back */
features->pktlen = WACOM_PKGLEN_TPC2FG;
features->device_type = BTN_TOOL_TRIPLETAP;
features->device_type = BTN_TOOL_DOUBLETAP;
features->y_max =
get_unaligned_le16(&report[i + 3]);
features->y_phy =
@ -254,7 +254,7 @@ static int wacom_parse_hid(struct usb_interface *intf, struct hid_descriptor *hi
} else if (features->type == BAMBOO_PT) {
/* need to reset back */
features->pktlen = WACOM_PKGLEN_BBTOUCH;
features->device_type = BTN_TOOL_TRIPLETAP;
features->device_type = BTN_TOOL_DOUBLETAP;
features->y_phy =
get_unaligned_le16(&report[i + 3]);
features->y_max =

59
drivers/input/tablet/wacom_wac.c
View File

@ -675,6 +675,37 @@ static int wacom_intuos_irq(struct wacom_wac *wacom)
return 1;
}
static int wacom_tpc_mt_touch(struct wacom_wac *wacom)
{
struct input_dev *input = wacom->input;
unsigned char *data = wacom->data;
int contact_with_no_pen_down_count = 0;
int i;
for (i = 0; i < 2; i++) {
int p = data[1] & (1 << i);
bool touch = p && !wacom->shared->stylus_in_proximity;
input_mt_slot(input, i);
input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
if (touch) {
int x = le16_to_cpup((__le16 *)&data[i * 2 + 2]) & 0x7fff;
int y = le16_to_cpup((__le16 *)&data[i * 2 + 6]) & 0x7fff;
input_report_abs(input, ABS_MT_POSITION_X, x);
input_report_abs(input, ABS_MT_POSITION_Y, y);
contact_with_no_pen_down_count++;
}
}
/* keep touch state for pen event */
wacom->shared->touch_down = (contact_with_no_pen_down_count > 0);
input_mt_report_pointer_emulation(input, true);
return 1;
}
static int wacom_tpc_single_touch(struct wacom_wac *wacom, size_t len)
{
char *data = wacom->data;
@ -749,6 +780,8 @@ static int wacom_tpc_irq(struct wacom_wac *wacom, size_t len)
if (len == WACOM_PKGLEN_TPC1FG || data[0] == WACOM_REPORT_TPC1FG)
return wacom_tpc_single_touch(wacom, len);
else if (data[0] == WACOM_REPORT_TPC2FG)
return wacom_tpc_mt_touch(wacom);
else if (data[0] == WACOM_REPORT_PENABLED)
return wacom_tpc_pen(wacom);
@ -975,7 +1008,7 @@ void wacom_setup_device_quirks(struct wacom_features *features)
{
/* touch device found but size is not defined. use default */
if (features->device_type == BTN_TOOL_DOUBLETAP && !features->x_max) {
if (features->device_type == BTN_TOOL_FINGER && !features->x_max) {
features->x_max = 1023;
features->y_max = 1023;
}
@ -987,7 +1020,7 @@ void wacom_setup_device_quirks(struct wacom_features *features)
/* quirks for bamboo touch */
if (features->type == BAMBOO_PT &&
features->device_type == BTN_TOOL_TRIPLETAP) {
features->device_type == BTN_TOOL_DOUBLETAP) {
features->x_max <<= 5;
features->y_max <<= 5;
features->x_fuzz <<= 5;
@ -1123,28 +1156,30 @@ void wacom_setup_input_capabilities(struct input_dev *input_dev,
break;
case TABLETPC2FG:
if (features->device_type == BTN_TOOL_TRIPLETAP) {
__set_bit(BTN_TOOL_TRIPLETAP, input_dev->keybit);
input_set_capability(input_dev, EV_MSC, MSC_SERIAL);
if (features->device_type == BTN_TOOL_DOUBLETAP) {
input_mt_init_slots(input_dev, 2);
input_set_abs_params(input_dev, ABS_MT_TOOL_TYPE,
0, MT_TOOL_MAX, 0, 0);
input_set_abs_params(input_dev, ABS_MT_POSITION_X,
0, features->x_max, 0, 0);
input_set_abs_params(input_dev, ABS_MT_POSITION_Y,
0, features->y_max, 0, 0);
}
/* fall through */
case TABLETPC:
__clear_bit(ABS_MISC, input_dev->absbit);
if (features->device_type == BTN_TOOL_DOUBLETAP ||
features->device_type == BTN_TOOL_TRIPLETAP) {
if (features->device_type != BTN_TOOL_PEN) {
input_abs_set_res(input_dev, ABS_X,
wacom_calculate_touch_res(features->x_max,
features->x_phy));
input_abs_set_res(input_dev, ABS_Y,
wacom_calculate_touch_res(features->y_max,
features->y_phy));
}
if (features->device_type != BTN_TOOL_PEN)
break; /* no need to process stylus stuff */
}
/* fall through */
case PL:
@ -1162,7 +1197,7 @@ void wacom_setup_input_capabilities(struct input_dev *input_dev,
case BAMBOO_PT:
__clear_bit(ABS_MISC, input_dev->absbit);
if (features->device_type == BTN_TOOL_TRIPLETAP) {
if (features->device_type == BTN_TOOL_DOUBLETAP) {
__set_bit(BTN_LEFT, input_dev->keybit);
__set_bit(BTN_FORWARD, input_dev->keybit);
__set_bit(BTN_BACK, input_dev->keybit);