[PATCH 14/25] HID: multitouch: optimize Elo panels

From: Benjamin Tissoires
Date: Fri Jan 25 2013 - 08:27:03 EST


Relying on ALWAYS_VALID enhance a little the processing time of
the events.

Signed-off-by: Benjamin Tissoires <benjamin.tissoires@xxxxxxxxx>
---
drivers/hid/hid-multitouch.c | 8 +++++++-
1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/drivers/hid/hid-multitouch.c b/drivers/hid/hid-multitouch.c
index bc680b5..77f34ad 100644
--- a/drivers/hid/hid-multitouch.c
+++ b/drivers/hid/hid-multitouch.c
@@ -121,6 +121,7 @@ struct mt_device {
#define MT_CLS_ALWAYS_TRUE 0x000a
#define MT_CLS_CONTACT_ID 0x0011
#define MT_CLS_MINUS_ONE 0x0012
+#define MT_CLS_DUAL_CONTACT_ID 0x0013

/* vendor specific classes */
#define MT_CLS_3M 0x0101
@@ -191,6 +192,11 @@ static struct mt_class mt_classes[] = {
.quirks = MT_QUIRK_ALWAYS_VALID |
MT_QUIRK_CONTACT_CNT_ACCURATE |
MT_QUIRK_SLOT_IS_CONTACTID_MINUS_ONE },
+ { .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
@@ -1050,7 +1056,7 @@ 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) },

--
1.8.1

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