X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=drivers%2Fhid%2Fhid-input.c;h=f333139d1a4823b325f4ab6c5063cf926198ce26;hb=f362f98e7c445643d27c610bb7a86b79727b592e;hp=6559e2e3364ec9cf5a4f56e4f112b47c85a2ce7a;hpb=af07ce3e77d3b24ab1d71fcc5833d41800f23b2b;p=pandora-kernel.git

diff --git a/drivers/hid/hid-input.c b/drivers/hid/hid-input.c
index 6559e2e3364e..f333139d1a48 100644
--- a/drivers/hid/hid-input.c
+++ b/drivers/hid/hid-input.c
@@ -474,6 +474,10 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel
 			map_key_clear(BTN_STYLUS2);
 			break;
 
+		case 0x51: /* ContactID */
+			device->quirks |= HID_QUIRK_MULTITOUCH;
+			goto unknown;
+
 		default:  goto unknown;
 		}
 		break;
@@ -978,6 +982,13 @@ int hidinput_connect(struct hid_device *hid, unsigned int force)
 		}
 	}
 
+	if (hid->quirks & HID_QUIRK_MULTITOUCH) {
+		/* generic hid does not know how to handle multitouch devices */
+		if (hidinput)
+			goto out_cleanup;
+		goto out_unwind;
+	}
+
 	if (hidinput && input_register_device(hidinput->input))
 		goto out_cleanup;