Merge tag 'infiniband-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git...

[~andy/linux] / drivers / hid / hid-multitouch.c

diff --git a/drivers/hid/hid-multitouch.c b/drivers/hid/hid-multitouch.c
index 58d0e7aaf088ace83e03aa2ec3975e6b6fcae16f..f1c909f1b23998f91d9b7b76d8cf31e53f65aadd 100644 (file)
--- 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,
@@ -213,6 +217,16 @@ static int mt_input_mapping(struct hid_device *hdev, struct hid_input *hi,
        struct mt_class *cls = td->mtclass;
        __s32 quirks = cls->quirks;
 
+       /* Only map fields from TouchScreen or TouchPad collections.
+         * We need to ignore fields that belong to other collections
+         * such as Mouse that might have the same GenericDesktop usages. */
+       if (field->application == HID_DG_TOUCHSCREEN)
+               set_bit(INPUT_PROP_DIRECT, hi->input->propbit);
+       else if (field->application == HID_DG_TOUCHPAD)
+               set_bit(INPUT_PROP_POINTER, hi->input->propbit);
+       else
+               return 0;
+
        switch (usage->hid & HID_USAGE_PAGE) {
 
        case HID_UP_GENDESK:
@@ -435,7 +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:
@@ -662,6 +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,
@@ -672,6 +693,11 @@ static const struct hid_device_id mt_devices[] = {
                HID_USB_DEVICE(USB_VENDOR_ID_IRTOUCHSYSTEMS,
                        USB_DEVICE_ID_IRTOUCH_INFRARED_USB) },
 
+       /* LG Display panels */
+       { .driver_data = MT_CLS_DEFAULT,
+               HID_USB_DEVICE(USB_VENDOR_ID_LG,
+                       USB_DEVICE_ID_LG_MULTITOUCH) },
+
        /* Lumio panels */
        { .driver_data = MT_CLS_CONFIDENCE_MINUS_ONE,
                HID_USB_DEVICE(USB_VENDOR_ID_LUMIO,