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authorHenrik Rydberg <rydberg@thabit.(none)>2010-08-24 10:54:44 +0200
committerJiri Kosina <jkosina@suse.cz>2010-09-21 16:11:44 +0200
commit24750f3e469bef81a96c0036cd4700df5fb48925 (patch)
tree83277d19622844e56c97c498b5c305cd77d93d39 /drivers/hid
parent9c03f1622af051004416dd3e24d8a0fa31e34178 (diff)
downloadlinux-2.6.38-lt-ux500-24750f3e469bef81a96c0036cd4700df5fb48925.tar.gz
HID: Add a hid quirk for input sync override
As of lately, HID devices which send per-frame data split over several HID reports have started to emerge. This patch adds a quirk which allows the HID driver to take over the input layer synchronization, and hence the control of the frame boundary. Signed-off-by: Henrik Rydberg <rydberg@euromail.se> Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Diffstat (limited to 'drivers/hid')
-rw-r--r--drivers/hid/hid-input.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/hid/hid-input.c b/drivers/hid/hid-input.c
index 6c03dcc5760..b186f6d0feb 100644
--- a/drivers/hid/hid-input.c
+++ b/drivers/hid/hid-input.c
@@ -659,6 +659,9 @@ void hidinput_report_event(struct hid_device *hid, struct hid_report *report)
{
struct hid_input *hidinput;
+ if (hid->quirks & HID_QUIRK_NO_INPUT_SYNC)
+ return;
+
list_for_each_entry(hidinput, &hid->inputs, list)
input_sync(hidinput->input);
}