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authorKT Liao <kt.liao@emc.com.tw>2017-05-25 10:06:21 -0700
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2017-05-25 10:11:34 -0700
commit4b3c7dbbfff0673e8a89575414b864d8b001d3bb (patch)
treef9533053e6ebeb76a36abeabafb2f9da49e5221e /fs/coda/pioctl.c
parent089b50d95948f691589cca4d81f1f8761747dbaa (diff)
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Input: elan_i2c - clear INT before resetting controller
Some old touchpad FWs need to have interrupt cleared before issuing reset command after updating firmware. We clear interrupt by attempting to read full report from the controller, and discarding any data read. Signed-off-by: KT Liao <kt.liao@emc.com.tw> Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
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