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[v2,8/9] HID: multitouch: fix protocol for Elo panels

Message ID 1359649351-11092-9-git-send-email-benjamin.tissoires@gmail.com (mailing list archive)
State New, archived
Delegated to: Jiri Kosina
Headers show

Commit Message

Benjamin Tissoires Jan. 31, 2013, 4:22 p.m. UTC 
The previous protocol was nearly working, but when several fingers were
present on the sensor, those that were not moving were not updated
in the next report, introducing a lot of releases.

Signed-off-by: Benjamin Tissoires <benjamin.tissoires@gmail.com>

Conflicts:
	drivers/hid/hid-multitouch.c
---
 drivers/hid/hid-multitouch.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)
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Patch

diff --git a/drivers/hid/hid-multitouch.c b/drivers/hid/hid-multitouch.c
index f106e90..68d511c 100644
--- a/drivers/hid/hid-multitouch.c
+++ b/drivers/hid/hid-multitouch.c
@@ -116,6 +116,7 @@  struct mt_device {
 #define MT_CLS_INRANGE_CONTACTNUMBER		0x0009
 #define MT_CLS_ALWAYS_TRUE			0x000a
 #define MT_CLS_DUAL_CONTACT_NUMBER		0x0010
+#define MT_CLS_DUAL_CONTACT_ID			0x0011
 
 /* vendor specific classes */
 #define MT_CLS_3M				0x0101
@@ -183,6 +184,11 @@  static struct mt_class mt_classes[] = {
 			MT_QUIRK_CONTACT_CNT_ACCURATE |
 			MT_QUIRK_SLOT_IS_CONTACTNUMBER,
 		.maxcontacts = 2 },
+	{ .name = MT_CLS_DUAL_CONTACT_ID,
+		.quirks = MT_QUIRK_ALWAYS_VALID |
+			MT_QUIRK_CONTACT_CNT_ACCURATE |
+			MT_QUIRK_SLOT_IS_CONTACTID,
+		.maxcontacts = 2 },
 
 	/*
 	 * vendor specific classes
@@ -1040,7 +1046,7 @@  static const struct hid_device_id mt_devices[] = {
 			USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_72C4) },
 
 	/* Elo TouchSystems IntelliTouch Plus panel */
-	{ .driver_data = MT_CLS_DUAL_NSMU_CONTACTID,
+	{ .driver_data = MT_CLS_DUAL_CONTACT_ID,
 		MT_USB_DEVICE(USB_VENDOR_ID_ELO,
 			USB_DEVICE_ID_ELO_TS2515) },