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Input: MT - Add flags to input_mt_init_slots() 

Preparing to move more repeated code into the mt core, add a flags
argument to the input_mt_slots_init() function.

Reviewed-and-tested-by: Benjamin Tissoires <benjamin.tissoires@enac.fr>
Tested-by: Ping Cheng <pingc@wacom.com>
Acked-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Signed-off-by: Henrik Rydberg <rydberg@euromail.se>
This commit is contained in:
Henrik Rydberg 2012-08-11 22:07:55 +02:00
parent a274ac15ed
commit b4adbbefc2
18 changed files with 27 additions and 22 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/hid/hid-magicmouse.c
View File

@ -392,7 +392,7 @@ static int magicmouse_setup_input(struct input_dev *input, struct hid_device *hd
__set_bit(EV_ABS, input->evbit);
error = input_mt_init_slots(input, 16);
error = input_mt_init_slots(input, 16, 0);
if (error)
return error;
input_set_abs_params(input, ABS_MT_TOUCH_MAJOR, 0, 255 << 2,

2
drivers/hid/hid-multitouch.c
View File

@ -390,7 +390,7 @@ static int mt_input_mapping(struct hid_device *hdev, struct hid_input *hi,
case HID_DG_CONTACTID:
if (!td->maxcontacts)
td->maxcontacts = MT_DEFAULT_MAXCONTACT;
input_mt_init_slots(hi->input, td->maxcontacts);
input_mt_init_slots(hi->input, td->maxcontacts, 0);
mt_store_field(usage, td, hi);
td->last_field_index = field->index;
td->touches_by_report++;

4
drivers/input/input-mt.c
View File

@ -25,7 +25,8 @@
* May be called repeatedly. Returns -EINVAL if attempting to
* reinitialize with a different number of slots.
*/
int input_mt_init_slots(struct input_dev *dev, unsigned int num_slots)
int input_mt_init_slots(struct input_dev *dev, unsigned int num_slots,
unsigned int flags)
{
struct input_mt *mt = dev->mt;
int i;
@ -40,6 +41,7 @@ int input_mt_init_slots(struct input_dev *dev, unsigned int num_slots)
return -ENOMEM;
mt->num_slots = num_slots;
mt->flags = flags;
input_set_abs_params(dev, ABS_MT_SLOT, 0, num_slots - 1, 0, 0);
input_set_abs_params(dev, ABS_MT_TRACKING_ID, 0, TRKID_MAX, 0, 0);

2
drivers/input/misc/uinput.c
View File

@ -405,7 +405,7 @@ static int uinput_setup_device(struct uinput_device *udev, const char __user *bu
goto exit;
if (test_bit(ABS_MT_SLOT, dev->absbit)) {
int nslot = input_abs_get_max(dev, ABS_MT_SLOT) + 1;
input_mt_init_slots(dev, nslot);
input_mt_init_slots(dev, nslot, 0);
} else if (test_bit(ABS_MT_POSITION_X, dev->absbit)) {
input_set_events_per_packet(dev, 60);
}

2
drivers/input/mouse/alps.c
View File

@ -1620,7 +1620,7 @@ int alps_init(struct psmouse *psmouse)
case ALPS_PROTO_V3:
case ALPS_PROTO_V4:
set_bit(INPUT_PROP_SEMI_MT, dev1->propbit);
input_mt_init_slots(dev1, 2);
input_mt_init_slots(dev1, 2, 0);
input_set_abs_params(dev1, ABS_MT_POSITION_X, 0, ALPS_V3_X_MAX, 0, 0);
input_set_abs_params(dev1, ABS_MT_POSITION_Y, 0, ALPS_V3_Y_MAX, 0, 0);

4
drivers/input/mouse/elantech.c
View File

@ -1004,7 +1004,7 @@ static int elantech_set_input_params(struct psmouse *psmouse)
input_set_abs_params(dev, ABS_TOOL_WIDTH, ETP_WMIN_V2,
ETP_WMAX_V2, 0, 0);
}
input_mt_init_slots(dev, 2);
input_mt_init_slots(dev, 2, 0);
input_set_abs_params(dev, ABS_MT_POSITION_X, x_min, x_max, 0, 0);
input_set_abs_params(dev, ABS_MT_POSITION_Y, y_min, y_max, 0, 0);
break;
@ -1035,7 +1035,7 @@ static int elantech_set_input_params(struct psmouse *psmouse)
input_set_abs_params(dev, ABS_TOOL_WIDTH, ETP_WMIN_V2,
ETP_WMAX_V2, 0, 0);
/* Multitouch capable pad, up to 5 fingers. */
input_mt_init_slots(dev, ETP_MAX_FINGERS);
input_mt_init_slots(dev, ETP_MAX_FINGERS, 0);
input_set_abs_params(dev, ABS_MT_POSITION_X, x_min, x_max, 0, 0);
input_set_abs_params(dev, ABS_MT_POSITION_Y, y_min, y_max, 0, 0);
input_abs_set_res(dev, ABS_MT_POSITION_X, x_res);

2
drivers/input/mouse/sentelic.c
View File

@ -960,7 +960,7 @@ static int fsp_set_input_params(struct psmouse *psmouse)
input_set_abs_params(dev, ABS_X, 0, abs_x, 0, 0);
input_set_abs_params(dev, ABS_Y, 0, abs_y, 0, 0);
input_mt_init_slots(dev, 2);
input_mt_init_slots(dev, 2, 0);
input_set_abs_params(dev, ABS_MT_POSITION_X, 0, abs_x, 0, 0);
input_set_abs_params(dev, ABS_MT_POSITION_Y, 0, abs_y, 0, 0);
}

4
drivers/input/mouse/synaptics.c
View File

@ -1232,7 +1232,7 @@ static void set_input_params(struct input_dev *dev, struct synaptics_data *priv)
input_set_abs_params(dev, ABS_PRESSURE, 0, 255, 0, 0);
if (SYN_CAP_IMAGE_SENSOR(priv->ext_cap_0c)) {
input_mt_init_slots(dev, 2);
input_mt_init_slots(dev, 2, 0);
set_abs_position_params(dev, priv, ABS_MT_POSITION_X,
ABS_MT_POSITION_Y);
/* Image sensors can report per-contact pressure */
@ -1244,7 +1244,7 @@ static void set_input_params(struct input_dev *dev, struct synaptics_data *priv)
} else if (SYN_CAP_ADV_GESTURE(priv->ext_cap_0c)) {
/* Non-image sensors with AGM use semi-mt */
__set_bit(INPUT_PROP_SEMI_MT, dev->propbit);
input_mt_init_slots(dev, 2);
input_mt_init_slots(dev, 2, 0);
set_abs_position_params(dev, priv, ABS_MT_POSITION_X,
ABS_MT_POSITION_Y);
}

6
drivers/input/tablet/wacom_wac.c
View File

@ -1530,7 +1530,7 @@ int wacom_setup_input_capabilities(struct input_dev *input_dev,
__set_bit(BTN_TOOL_TRIPLETAP, input_dev->keybit);
__set_bit(BTN_TOOL_QUADTAP, input_dev->keybit);
input_mt_init_slots(input_dev, features->touch_max);
input_mt_init_slots(input_dev, features->touch_max, 0);
input_set_abs_params(input_dev, ABS_MT_TOUCH_MAJOR,
0, 255, 0, 0);
@ -1575,7 +1575,7 @@ int wacom_setup_input_capabilities(struct input_dev *input_dev,
case TABLETPC2FG:
if (features->device_type == BTN_TOOL_FINGER) {
input_mt_init_slots(input_dev, features->touch_max);
input_mt_init_slots(input_dev, features->touch_max, 0);
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,
@ -1631,7 +1631,7 @@ int wacom_setup_input_capabilities(struct input_dev *input_dev,
__set_bit(BTN_TOOL_FINGER, input_dev->keybit);
__set_bit(BTN_TOOL_DOUBLETAP, input_dev->keybit);
input_mt_init_slots(input_dev, features->touch_max);
input_mt_init_slots(input_dev, features->touch_max, 0);
if (features->pktlen == WACOM_PKGLEN_BBTOUCH3) {
__set_bit(BTN_TOOL_TRIPLETAP,

2
drivers/input/touchscreen/atmel_mxt_ts.c
View File

@ -1152,7 +1152,7 @@ static int __devinit mxt_probe(struct i2c_client *client,
/* For multi touch */
num_mt_slots = data->T9_reportid_max - data->T9_reportid_min + 1;
error = input_mt_init_slots(input_dev, num_mt_slots);
error = input_mt_init_slots(input_dev, num_mt_slots, 0);
if (error)
goto err_free_object;
input_set_abs_params(input_dev, ABS_MT_TOUCH_MAJOR,

2
drivers/input/touchscreen/cyttsp_core.c
View File

@ -571,7 +571,7 @@ struct cyttsp *cyttsp_probe(const struct cyttsp_bus_ops *bus_ops,
input_set_abs_params(input_dev, ABS_MT_TOUCH_MAJOR,
0, CY_MAXZ, 0, 0);
input_mt_init_slots(input_dev, CY_MAX_ID);
input_mt_init_slots(input_dev, CY_MAX_ID, 0);
error = request_threaded_irq(ts->irq, NULL, cyttsp_irq,
IRQF_TRIGGER_FALLING | IRQF_ONESHOT,

2
drivers/input/touchscreen/edt-ft5x06.c
View File

@ -778,7 +778,7 @@ static int __devinit edt_ft5x06_ts_probe(struct i2c_client *client,
0, tsdata->num_x * 64 - 1, 0, 0);
input_set_abs_params(input, ABS_MT_POSITION_Y,
0, tsdata->num_y * 64 - 1, 0, 0);
error = input_mt_init_slots(input, MAX_SUPPORT_POINTS);
error = input_mt_init_slots(input, MAX_SUPPORT_POINTS, 0);
if (error) {
dev_err(&client->dev, "Unable to init MT slots.\n");
goto err_free_mem;

2
drivers/input/touchscreen/egalax_ts.c
View File

@ -204,7 +204,7 @@ static int __devinit egalax_ts_probe(struct i2c_client *client,
ABS_MT_POSITION_X, 0, EGALAX_MAX_X, 0, 0);
input_set_abs_params(input_dev,
ABS_MT_POSITION_X, 0, EGALAX_MAX_Y, 0, 0);
input_mt_init_slots(input_dev, MAX_SUPPORT_POINTS);
input_mt_init_slots(input_dev, MAX_SUPPORT_POINTS, 0);
input_set_drvdata(input_dev, ts);

2
drivers/input/touchscreen/ili210x.c
View File

@ -252,7 +252,7 @@ static int __devinit ili210x_i2c_probe(struct i2c_client *client,
input_set_abs_params(input, ABS_Y, 0, ymax, 0, 0);
/* Multi touch */
input_mt_init_slots(input, MAX_TOUCHES);
input_mt_init_slots(input, MAX_TOUCHES, 0);
input_set_abs_params(input, ABS_MT_POSITION_X, 0, xmax, 0, 0);
input_set_abs_params(input, ABS_MT_POSITION_Y, 0, ymax, 0, 0);

2
drivers/input/touchscreen/mms114.c
View File

@ -404,7 +404,7 @@ static int __devinit mms114_probe(struct i2c_client *client,
input_set_abs_params(input_dev, ABS_Y, 0, data->pdata->y_size, 0, 0);
/* For multi touch */
input_mt_init_slots(input_dev, MMS114_MAX_TOUCH);
input_mt_init_slots(input_dev, MMS114_MAX_TOUCH, 0);
input_set_abs_params(input_dev, ABS_MT_TOUCH_MAJOR,
0, MMS114_MAX_AREA, 0, 0);
input_set_abs_params(input_dev, ABS_MT_POSITION_X,

2
drivers/input/touchscreen/penmount.c
View File

@ -264,7 +264,7 @@ static int pm_connect(struct serio *serio, struct serio_driver *drv)
input_set_abs_params(pm->dev, ABS_Y, 0, max_y, 0, 0);
if (pm->maxcontacts > 1) {
input_mt_init_slots(pm->dev, pm->maxcontacts);
input_mt_init_slots(pm->dev, pm->maxcontacts, 0);
input_set_abs_params(pm->dev,
ABS_MT_POSITION_X, 0, max_x, 0, 0);
input_set_abs_params(pm->dev,

2
drivers/input/touchscreen/wacom_w8001.c
View File

@ -471,7 +471,7 @@ static int w8001_setup(struct w8001 *w8001)
case 5:
w8001->pktlen = W8001_PKTLEN_TOUCH2FG;
input_mt_init_slots(dev, 2);
input_mt_init_slots(dev, 2, 0);
input_set_abs_params(dev, ABS_MT_POSITION_X,
0, touch.x, 0, 0);
input_set_abs_params(dev, ABS_MT_POSITION_Y,

5
include/linux/input/mt.h
View File

@ -28,12 +28,14 @@ struct input_mt_slot {
* @trkid: stores MT tracking ID for the next contact
* @num_slots: number of MT slots the device uses
* @slot: MT slot currently being transmitted
* @flags: input_mt operation flags
* @slots: array of slots holding current values of tracked contacts
*/
struct input_mt {
int trkid;
int num_slots;
int slot;
unsigned int flags;
struct input_mt_slot slots[];
};
@ -49,7 +51,8 @@ static inline int input_mt_get_value(const struct input_mt_slot *slot,
return slot->abs[code - ABS_MT_FIRST];
}
int input_mt_init_slots(struct input_dev *dev, unsigned int num_slots);
int input_mt_init_slots(struct input_dev *dev, unsigned int num_slots,
unsigned int flags);
void input_mt_destroy_slots(struct input_dev *dev);
static inline int input_mt_new_trkid(struct input_mt *mt)