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Subject[PATCH 09/20] Input: MT - Add flags to input_mt_init_slots()
Date
Preparing to move more repeated code into the mt core, add a flags
argument to the input_mt_slots_init() function.

Signed-off-by: Henrik Rydberg <rydberg@euromail.se>
---
drivers/hid/hid-magicmouse.c | 2 +-
drivers/hid/hid-multitouch.c | 2 +-
drivers/input/input-mt.c | 4 +++-
drivers/input/misc/uinput.c | 2 +-
drivers/input/mouse/alps.c | 2 +-
drivers/input/mouse/elantech.c | 4 ++--
drivers/input/mouse/sentelic.c | 2 +-
drivers/input/mouse/synaptics.c | 4 ++--
drivers/input/tablet/wacom_wac.c | 6 +++---
drivers/input/touchscreen/atmel_mxt_ts.c | 2 +-
drivers/input/touchscreen/cyttsp_core.c | 2 +-
drivers/input/touchscreen/edt-ft5x06.c | 2 +-
drivers/input/touchscreen/egalax_ts.c | 2 +-
drivers/input/touchscreen/ili210x.c | 2 +-
drivers/input/touchscreen/mms114.c | 2 +-
drivers/input/touchscreen/penmount.c | 2 +-
drivers/input/touchscreen/wacom_w8001.c | 2 +-
include/linux/input/mt.h | 5 ++++-
18 files changed, 27 insertions(+), 22 deletions(-)
diff --git a/drivers/hid/hid-magicmouse.c b/drivers/hid/hid-magicmouse.c
index e425de4..eae3aaa 100644
--- a/drivers/hid/hid-magicmouse.c
+++ b/drivers/hid/hid-magicmouse.c
@@ -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,
diff --git a/drivers/hid/hid-multitouch.c b/drivers/hid/hid-multitouch.c
index 59c8b5c..c400d90 100644
--- a/drivers/hid/hid-multitouch.c
+++ b/drivers/hid/hid-multitouch.c
@@ -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++;
diff --git a/drivers/input/input-mt.c b/drivers/input/input-mt.c
index f956b27..bbb3304 100644
--- a/drivers/input/input-mt.c
+++ b/drivers/input/input-mt.c
@@ -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);

diff --git a/drivers/input/misc/uinput.c b/drivers/input/misc/uinput.c
index 7360568..6b17975 100644
--- a/drivers/input/misc/uinput.c
+++ b/drivers/input/misc/uinput.c
@@ -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);
}
diff --git a/drivers/input/mouse/alps.c b/drivers/input/mouse/alps.c
index 4a1347e..cf5af1f 100644
--- a/drivers/input/mouse/alps.c
+++ b/drivers/input/mouse/alps.c
@@ -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);

diff --git a/drivers/input/mouse/elantech.c b/drivers/input/mouse/elantech.c
index 4790110..1e8e42f 100644
--- a/drivers/input/mouse/elantech.c
+++ b/drivers/input/mouse/elantech.c
@@ -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);
diff --git a/drivers/input/mouse/sentelic.c b/drivers/input/mouse/sentelic.c
index 3f5649f..b47155d 100644
--- a/drivers/input/mouse/sentelic.c
+++ b/drivers/input/mouse/sentelic.c
@@ -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);
}
diff --git a/drivers/input/mouse/synaptics.c b/drivers/input/mouse/synaptics.c
index 14eaece..37033ad 100644
--- a/drivers/input/mouse/synaptics.c
+++ b/drivers/input/mouse/synaptics.c
@@ -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);
}
diff --git a/drivers/input/tablet/wacom_wac.c b/drivers/input/tablet/wacom_wac.c
index 0020419..5837d07 100644
--- a/drivers/input/tablet/wacom_wac.c
+++ b/drivers/input/tablet/wacom_wac.c
@@ -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,
diff --git a/drivers/input/touchscreen/atmel_mxt_ts.c b/drivers/input/touchscreen/atmel_mxt_ts.c
index 4623cc6..e92615d 100644
--- a/drivers/input/touchscreen/atmel_mxt_ts.c
+++ b/drivers/input/touchscreen/atmel_mxt_ts.c
@@ -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,
diff --git a/drivers/input/touchscreen/cyttsp_core.c b/drivers/input/touchscreen/cyttsp_core.c
index f030d9e..8e60437 100644
--- a/drivers/input/touchscreen/cyttsp_core.c
+++ b/drivers/input/touchscreen/cyttsp_core.c
@@ -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,
diff --git a/drivers/input/touchscreen/edt-ft5x06.c b/drivers/input/touchscreen/edt-ft5x06.c
index 9afc777..7b786e7 100644
--- a/drivers/input/touchscreen/edt-ft5x06.c
+++ b/drivers/input/touchscreen/edt-ft5x06.c
@@ -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;
diff --git a/drivers/input/touchscreen/egalax_ts.c b/drivers/input/touchscreen/egalax_ts.c
index 70524dd..c1e3460 100644
--- a/drivers/input/touchscreen/egalax_ts.c
+++ b/drivers/input/touchscreen/egalax_ts.c
@@ -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);

diff --git a/drivers/input/touchscreen/ili210x.c b/drivers/input/touchscreen/ili210x.c
index c004417..4ac6976 100644
--- a/drivers/input/touchscreen/ili210x.c
+++ b/drivers/input/touchscreen/ili210x.c
@@ -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);

diff --git a/drivers/input/touchscreen/mms114.c b/drivers/input/touchscreen/mms114.c
index 49c44bb..560cf09 100644
--- a/drivers/input/touchscreen/mms114.c
+++ b/drivers/input/touchscreen/mms114.c
@@ -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,
diff --git a/drivers/input/touchscreen/penmount.c b/drivers/input/touchscreen/penmount.c
index 4ccde45..b49f0b8 100644
--- a/drivers/input/touchscreen/penmount.c
+++ b/drivers/input/touchscreen/penmount.c
@@ -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,
diff --git a/drivers/input/touchscreen/wacom_w8001.c b/drivers/input/touchscreen/wacom_w8001.c
index 8f9ad2f..9a83be6 100644
--- a/drivers/input/touchscreen/wacom_w8001.c
+++ b/drivers/input/touchscreen/wacom_w8001.c
@@ -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,
diff --git a/include/linux/input/mt.h b/include/linux/input/mt.h
index 4ae275c..03c52ce 100644
--- a/include/linux/input/mt.h
+++ b/include/linux/input/mt.h
@@ -27,11 +27,13 @@ struct input_mt_slot {
* struct input_mt - state of tracked contacts
* @trkid: stores MT tracking ID for the next contact
* @num_slots: number of MT slots the device uses
+ * @flags: input_mt operation flags
* @slots: array of slots holding current values of tracked contacts
*/
struct input_mt {
int trkid;
int num_slots;
+ unsigned int flags;
struct input_mt_slot slots[];
};

@@ -47,7 +49,8 @@ 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)
--
1.7.12


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