summaryrefslogtreecommitdiffstats
path: root/drivers/input/input-mt.c
diff options
context:
space:
mode:
authorOlof Johansson <olof@lixom.net>2012-12-12 16:10:45 -0800
committerOlof Johansson <olof@lixom.net>2012-12-12 16:10:45 -0800
commit9c7466b217af784280d9fc841bbd559ef3bf33e9 (patch)
treec21ee243e48912201b4041fbf3f9bd9165603bd8 /drivers/input/input-mt.c
parent4a76411ea3f1da9032e031f8fff8894b97d141b2 (diff)
parent48d224d1efec98b0b78e511150b4f5752beceb7c (diff)
ARM: arm-soc: Merge branch 'next/pm2' into next/pm
Another smaller branch merged into next/pm before pull request. Signed-off-by: Olof Johansson <olof@lixom.net>
Diffstat (limited to 'drivers/input/input-mt.c')
-rw-r--r--drivers/input/input-mt.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/input/input-mt.c b/drivers/input/input-mt.c
index c0ec7d42c3b..1abbc170d8b 100644
--- a/drivers/input/input-mt.c
+++ b/drivers/input/input-mt.c
@@ -26,10 +26,14 @@ static void copy_abs(struct input_dev *dev, unsigned int dst, unsigned int src)
* input_mt_init_slots() - initialize MT input slots
* @dev: input device supporting MT events and finger tracking
* @num_slots: number of slots used by the device
+ * @flags: mt tasks to handle in core
*
* This function allocates all necessary memory for MT slot handling
* in the input device, prepares the ABS_MT_SLOT and
* ABS_MT_TRACKING_ID events for use and sets up appropriate buffers.
+ * Depending on the flags set, it also performs pointer emulation and
+ * frame synchronization.
+ *
* May be called repeatedly. Returns -EINVAL if attempting to
* reinitialize with a different number of slots.
*/