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| author | Henrik Rydberg <rydberg@euromail.se> | 2012-09-15 17:15:58 +0400 |
|---|---|---|
| committer | Henrik Rydberg <rydberg@euromail.se> | 2012-09-19 21:50:17 +0400 |
| commit | 8d18fba282120a4a8e4416d1202522ffae8cad58 (patch) | |
| tree | 22e3ddabba314c9ad544b9fefe004194205c2940 /drivers/input/input.c | |
| parent | 4cbe5a555fa58a79b6ecbb6c531b8bab0650778d (diff) | |
| download | linux-8d18fba282120a4a8e4416d1202522ffae8cad58.tar.xz | |
Input: Break out MT data
Move all MT-related things to a separate place. This saves some
bytes for non-mt input devices, and prepares for new MT features.
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>
Diffstat (limited to 'drivers/input/input.c')
| -rw-r--r-- | drivers/input/input.c | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/drivers/input/input.c b/drivers/input/input.c index 8921c6180c51..79a4a2ad74de 100644 --- a/drivers/input/input.c +++ b/drivers/input/input.c @@ -166,6 +166,7 @@ static void input_stop_autorepeat(struct input_dev *dev) static int input_handle_abs_event(struct input_dev *dev, unsigned int code, int *pval) { + struct input_mt *mt = dev->mt; bool is_mt_event; int *pold; @@ -174,8 +175,8 @@ static int input_handle_abs_event(struct input_dev *dev, * "Stage" the event; we'll flush it later, when we * get actual touch data. */ - if (*pval >= 0 && *pval < dev->mtsize) - dev->slot = *pval; + if (mt && *pval >= 0 && *pval < mt->num_slots) + mt->slot = *pval; return INPUT_IGNORE_EVENT; } @@ -184,9 +185,8 @@ static int input_handle_abs_event(struct input_dev *dev, if (!is_mt_event) { pold = &dev->absinfo[code].value; - } else if (dev->mt) { - struct input_mt_slot *mtslot = &dev->mt[dev->slot]; - pold = &mtslot->abs[code - ABS_MT_FIRST]; + } else if (mt) { + pold = &mt->slots[mt->slot].abs[code - ABS_MT_FIRST]; } else { /* * Bypass filtering for multi-touch events when @@ -205,9 +205,9 @@ static int input_handle_abs_event(struct input_dev *dev, } /* Flush pending "slot" event */ - if (is_mt_event && dev->slot != input_abs_get_val(dev, ABS_MT_SLOT)) { - input_abs_set_val(dev, ABS_MT_SLOT, dev->slot); - input_pass_event(dev, EV_ABS, ABS_MT_SLOT, dev->slot); + if (is_mt_event && mt && mt->slot != input_abs_get_val(dev, ABS_MT_SLOT)) { + input_abs_set_val(dev, ABS_MT_SLOT, mt->slot); + input_pass_event(dev, EV_ABS, ABS_MT_SLOT, mt->slot); } return INPUT_PASS_TO_HANDLERS; @@ -1751,8 +1751,8 @@ static unsigned int input_estimate_events_per_packet(struct input_dev *dev) int i; unsigned int events; - if (dev->mtsize) { - mt_slots = dev->mtsize; + if (dev->mt) { + mt_slots = dev->mt->num_slots; } else if (test_bit(ABS_MT_TRACKING_ID, dev->absbit)) { mt_slots = dev->absinfo[ABS_MT_TRACKING_ID].maximum - dev->absinfo[ABS_MT_TRACKING_ID].minimum + 1, |