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authorHenrik Rydberg <rydberg@euromail.se>2011-03-09 06:35:25 +0100
committerJiri Kosina <jkosina@suse.cz>2011-03-14 13:05:07 +0100
commitf153fc3990d4ad2709a52d7150e2c04363afb1fb (patch)
tree5b795be60ab76ebaa4366129445f8af738c81287 /drivers/hid
parentb2e7617e09a8e774d7819c629a0989cbddb5d1ab (diff)
downloadlinux-f153fc3990d4ad2709a52d7150e2c04363afb1fb.tar.bz2
HID: hid-multitouch: Send events per slot if CONTACTCOUNT is missing
The recent capacitive DWAV firmwares do not use the CONTACTCOUNT field, and the touch frame boundary can therefore not be determined. This patch makes the driver report the touch frame at each completed slot instead. 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-multitouch.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/hid/hid-multitouch.c b/drivers/hid/hid-multitouch.c
index 69f8744deac8..4518006f4871 100644
--- a/drivers/hid/hid-multitouch.c
+++ b/drivers/hid/hid-multitouch.c
@@ -364,8 +364,11 @@ static int mt_event(struct hid_device *hid, struct hid_field *field,
return 0;
}
- if (usage->hid == td->last_slot_field)
+ if (usage->hid == td->last_slot_field) {
mt_complete_slot(td);
+ if (!td->last_field_index)
+ mt_emit_event(td, field->hidinput->input);
+ }
if (field->index == td->last_field_index
&& td->num_received >= td->num_expected)