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authorHenrik Rydberg <rydberg@euromail.se>2011-03-09 08:35:25 +0300
committerJiri Kosina <jkosina@suse.cz>2011-03-14 15:05:07 +0300
commitf153fc3990d4ad2709a52d7150e2c04363afb1fb (patch)
tree5b795be60ab76ebaa4366129445f8af738c81287 /drivers/hid/hid-multitouch.c
parentb2e7617e09a8e774d7819c629a0989cbddb5d1ab (diff)
downloadlinux-f153fc3990d4ad2709a52d7150e2c04363afb1fb.tar.xz
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/hid-multitouch.c')
-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)