From a062cc5a76fa1d12f0821e56e3746cad2dc2fc65 Mon Sep 17 00:00:00 2001 From: Stephane Chatty Date: Sat, 17 Sep 2011 22:27:30 +0200 Subject: HID: hid-multitouch: add support for the IDEACOM 6650 chip The IDEACOM 6650 multitouch chip, present in various all-in-one computers, uses the serial version of the HID multitouch protocol. No existing class supports this. In principle, the new MT_CLS_SERIAL should work for other serial panels as well, perhaps including some eGalax panels. Signed-off-by: Stephane Chatty Signed-off-by: Jiri Kosina --- drivers/hid/hid-core.c | 1 + drivers/hid/hid-ids.h | 3 +++ drivers/hid/hid-multitouch.c | 31 +++++++++++++++++++++---------- 3 files changed, 25 insertions(+), 10 deletions(-) (limited to 'drivers/hid') diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c index 11b3b39401ee..956f84968fa4 100644 --- a/drivers/hid/hid-core.c +++ b/drivers/hid/hid-core.c @@ -1388,6 +1388,7 @@ static const struct hid_device_id hid_have_special_driver[] = { { HID_USB_DEVICE(USB_VENDOR_ID_GYRATION, USB_DEVICE_ID_GYRATION_REMOTE_2) }, { HID_USB_DEVICE(USB_VENDOR_ID_GYRATION, USB_DEVICE_ID_GYRATION_REMOTE_3) }, { HID_USB_DEVICE(USB_VENDOR_ID_HANVON, USB_DEVICE_ID_HANVON_MULTITOUCH) }, + { HID_USB_DEVICE(USB_VENDOR_ID_IDEACOM, USB_DEVICE_ID_IDEACOM_IDC6650) }, { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK, USB_DEVICE_ID_HOLTEK_ON_LINE_GRIP) }, { HID_USB_DEVICE(USB_VENDOR_ID_ILITEK, USB_DEVICE_ID_ILITEK_MULTITOUCH) }, { HID_USB_DEVICE(USB_VENDOR_ID_IRTOUCHSYSTEMS, USB_DEVICE_ID_IRTOUCH_INFRARED_USB) }, diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h index 637e6e96a0d7..33b983413dbe 100644 --- a/drivers/hid/hid-ids.h +++ b/drivers/hid/hid-ids.h @@ -347,6 +347,9 @@ #define USB_DEVICE_ID_UGCI_FLYING 0x0020 #define USB_DEVICE_ID_UGCI_FIGHTING 0x0030 +#define USB_VENDOR_ID_IDEACOM 0x1cb6 +#define USB_DEVICE_ID_IDEACOM_IDC6650 0x6650 + #define USB_VENDOR_ID_ILITEK 0x222a #define USB_DEVICE_ID_ILITEK_MULTITOUCH 0x0001 diff --git a/drivers/hid/hid-multitouch.c b/drivers/hid/hid-multitouch.c index b03a0b0e9b63..f1c909f1b239 100644 --- a/drivers/hid/hid-multitouch.c +++ b/drivers/hid/hid-multitouch.c @@ -47,10 +47,11 @@ MODULE_LICENSE("GPL"); #define MT_QUIRK_SLOT_IS_CONTACTID (1 << 1) #define MT_QUIRK_CYPRESS (1 << 2) #define MT_QUIRK_SLOT_IS_CONTACTNUMBER (1 << 3) -#define MT_QUIRK_VALID_IS_INRANGE (1 << 4) -#define MT_QUIRK_VALID_IS_CONFIDENCE (1 << 5) -#define MT_QUIRK_EGALAX_XYZ_FIXUP (1 << 6) -#define MT_QUIRK_SLOT_IS_CONTACTID_MINUS_ONE (1 << 7) +#define MT_QUIRK_ALWAYS_VALID (1 << 4) +#define MT_QUIRK_VALID_IS_INRANGE (1 << 5) +#define MT_QUIRK_VALID_IS_CONFIDENCE (1 << 6) +#define MT_QUIRK_EGALAX_XYZ_FIXUP (1 << 7) +#define MT_QUIRK_SLOT_IS_CONTACTID_MINUS_ONE (1 << 8) struct mt_slot { __s32 x, y, p, w, h; @@ -86,11 +87,12 @@ struct mt_class { /* classes of device behavior */ #define MT_CLS_DEFAULT 0x0001 -#define MT_CLS_CONFIDENCE 0x0002 -#define MT_CLS_CONFIDENCE_MINUS_ONE 0x0003 -#define MT_CLS_DUAL_INRANGE_CONTACTID 0x0004 -#define MT_CLS_DUAL_INRANGE_CONTACTNUMBER 0x0005 -#define MT_CLS_DUAL_NSMU_CONTACTID 0x0006 +#define MT_CLS_SERIAL 0x0002 +#define MT_CLS_CONFIDENCE 0x0003 +#define MT_CLS_CONFIDENCE_MINUS_ONE 0x0004 +#define MT_CLS_DUAL_INRANGE_CONTACTID 0x0005 +#define MT_CLS_DUAL_INRANGE_CONTACTNUMBER 0x0006 +#define MT_CLS_DUAL_NSMU_CONTACTID 0x0007 /* vendor specific classes */ #define MT_CLS_3M 0x0101 @@ -134,6 +136,8 @@ static int find_slot_from_contactid(struct mt_device *td) struct mt_class mt_classes[] = { { .name = MT_CLS_DEFAULT, .quirks = MT_QUIRK_NOT_SEEN_MEANS_UP }, + { .name = MT_CLS_SERIAL, + .quirks = MT_QUIRK_ALWAYS_VALID}, { .name = MT_CLS_CONFIDENCE, .quirks = MT_QUIRK_VALID_IS_CONFIDENCE }, { .name = MT_CLS_CONFIDENCE_MINUS_ONE, @@ -445,7 +449,9 @@ static int mt_event(struct hid_device *hid, struct hid_field *field, if (hid->claimed & HID_CLAIMED_INPUT && td->slots) { switch (usage->hid) { case HID_DG_INRANGE: - if (quirks & MT_QUIRK_VALID_IS_INRANGE) + if (quirks & MT_QUIRK_ALWAYS_VALID) + td->curvalid = true; + else if (quirks & MT_QUIRK_VALID_IS_INRANGE) td->curvalid = value; break; case HID_DG_TIPSWITCH: @@ -672,6 +678,11 @@ static const struct hid_device_id mt_devices[] = { HID_USB_DEVICE(USB_VENDOR_ID_GOODTOUCH, USB_DEVICE_ID_GOODTOUCH_000f) }, + /* Ideacom panel */ + { .driver_data = MT_CLS_SERIAL, + HID_USB_DEVICE(USB_VENDOR_ID_IDEACOM, + USB_DEVICE_ID_IDEACOM_IDC6650) }, + /* Ilitek dual touch panel */ { .driver_data = MT_CLS_DEFAULT, HID_USB_DEVICE(USB_VENDOR_ID_ILITEK, -- cgit v1.2.3