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| author | Peter Hutterer <peter.hutterer@who-t.net> | 2014-04-01 15:12:56 +1000 |
|---|---|---|
| committer | Peter Hutterer <peter.hutterer@who-t.net> | 2014-04-03 12:08:54 +1000 |
| commit | ca082d5fcbe26edf13632a16a7a4d09f680296f6 (patch) | |
| tree | 10a1f8ba4ef942c341803b1deedb088224278d0a /libevdev/libevdev.c | |
| parent | 7164e1d412894e2b394e37b141cccad4286de683 (diff) | |
| download | libevdev-ca082d5fcbe26edf13632a16a7a4d09f680296f6.tar.gz | |
Only sync the initial MT state for Protocol B devices
For protocol A devices we won't get the information from the kernel anyway and
we expect all axes to be updated in the next event.
Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
Reviewed-by: Benjamin Tissoires <benjamin.tissoires@gmail.com>
Diffstat (limited to 'libevdev/libevdev.c')
| -rw-r--r-- | libevdev/libevdev.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/libevdev/libevdev.c b/libevdev/libevdev.c index 99e86a0..e2070d4 100644 --- a/libevdev/libevdev.c +++ b/libevdev/libevdev.c @@ -395,7 +395,9 @@ libevdev_set_fd(struct libevdev* dev, int fd) } dev->fd = fd; - sync_mt_state(dev, 0); + if (!libevdev_has_event_code(dev, EV_ABS, ABS_MT_SLOT - 1) && + libevdev_has_event_code(dev, EV_ABS, ABS_MT_SLOT)) + sync_mt_state(dev, 0); rc = init_event_queue(dev); if (rc < 0) { |