]> git.ipfire.org Git - thirdparty/linux.git/commitdiff
HID: add patch for sis multitouch format
authortammy tseng <tammy0524@gmail.com>
Tue, 6 Aug 2024 08:25:32 +0000 (16:25 +0800)
committerJiri Kosina <jkosina@suse.com>
Tue, 3 Sep 2024 11:58:30 +0000 (13:58 +0200)
The patch is to add proper quirks for sis multitouch format

Signed-off-by: tammy tseng <tammy0524@gmail.com>
Signed-off-by: Jiri Kosina <jkosina@suse.com>
drivers/hid/hid-multitouch.c

index 0faaa2c23d2e6e090f1b285f8dca800b8486969c..35a6d3f29f5949cc2473d9ea6293f4dc60c43d7a 100644 (file)
@@ -212,6 +212,7 @@ static void mt_post_parse(struct mt_device *td, struct mt_application *app);
 #define MT_CLS_GOOGLE                          0x0111
 #define MT_CLS_RAZER_BLADE_STEALTH             0x0112
 #define MT_CLS_SMART_TECH                      0x0113
+#define MT_CLS_SIS                             0x0457
 
 #define MT_DEFAULT_MAXCONTACT  10
 #define MT_MAX_MAXCONTACT      250
@@ -396,6 +397,11 @@ static const struct mt_class mt_classes[] = {
                        MT_QUIRK_CONTACT_CNT_ACCURATE |
                        MT_QUIRK_SEPARATE_APP_REPORT,
        },
+       { .name = MT_CLS_SIS,
+               .quirks = MT_QUIRK_NOT_SEEN_MEANS_UP |
+                       MT_QUIRK_ALWAYS_VALID |
+                       MT_QUIRK_CONTACT_CNT_ACCURATE,
+       },
        { }
 };
 
@@ -1812,6 +1818,9 @@ static int mt_probe(struct hid_device *hdev, const struct hid_device_id *id)
        if (mtclass->quirks & MT_QUIRK_FIX_CONST_CONTACT_ID)
                mt_fix_const_fields(hdev, HID_DG_CONTACTID);
 
+       if (hdev->vendor == USB_VENDOR_ID_SIS_TOUCH)
+               hdev->quirks |= HID_QUIRK_NOGET;
+
        ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT);
        if (ret)
                return ret;
@@ -2279,6 +2288,11 @@ static const struct hid_device_id mt_devices[] = {
                HID_DEVICE(BUS_USB, HID_GROUP_MULTITOUCH_WIN_8, USB_VENDOR_ID_GOOGLE,
                        USB_DEVICE_ID_GOOGLE_WHISKERS) },
 
+       /* sis */
+       { .driver_data = MT_CLS_SIS,
+               HID_DEVICE(HID_BUS_ANY, HID_GROUP_ANY, USB_VENDOR_ID_SIS_TOUCH,
+                       HID_ANY_ID) },
+
        /* Generic MT device */
        { HID_DEVICE(HID_BUS_ANY, HID_GROUP_MULTITOUCH, HID_ANY_ID, HID_ANY_ID) },