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Input: MT - Add flags to input_mt_init_slots()

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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
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5
include/linux/input/mt.h
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@@ -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)