HID: sony: disable descriptor fixup for FutureMax Dance Mat

The FutureMax Dance Mat claims to be a SixAxis controller
but breaks if descriptor fixups are applied. Detect the
device using its USB product string and disable fixups
when it is detected.

Signed-off-by: Mikko Perttunen <mperttunen@nvidia.com>
Reviewed-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>
Acked-by: Antonio Ospite <ao2@ao2.it>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>

diff --git a/drivers/hid/hid-sony.c b/drivers/hid/hid-sony.c
index 310436a54a3f308157a272d56d6624c3dd3c98c1..29a1aa90c29450c82989110d1b8740b13099de07 100644 (file)
--- a/drivers/hid/hid-sony.c
+++ b/drivers/hid/hid-sony.c
@@ -51,6 +51,7 @@
 #define NAVIGATION_CONTROLLER_USB BIT(9)
 #define NAVIGATION_CONTROLLER_BT  BIT(10)
 #define SINO_LITE_CONTROLLER      BIT(11)
+#define FUTUREMAX_DANCE_MAT       BIT(12)
 
 #define SIXAXIS_CONTROLLER (SIXAXIS_CONTROLLER_USB | SIXAXIS_CONTROLLER_BT)
 #define MOTION_CONTROLLER (MOTION_CONTROLLER_USB | MOTION_CONTROLLER_BT)
@@ -1125,7 +1126,7 @@ static u8 *sony_report_fixup(struct hid_device *hdev, u8 *rdesc,
 {
        struct sony_sc *sc = hid_get_drvdata(hdev);
 
-       if (sc->quirks & SINO_LITE_CONTROLLER)
+       if (sc->quirks & (SINO_LITE_CONTROLLER | FUTUREMAX_DANCE_MAT))
                return rdesc;
 
        /*
@@ -2289,6 +2290,9 @@ static int sony_probe(struct hid_device *hdev, const struct hid_device_id *id)
        struct sony_sc *sc;
        unsigned int connect_mask = HID_CONNECT_DEFAULT;
 
+       if (!strcmp(hdev->name, "FutureMax Dance Mat"))
+               quirks |= FUTUREMAX_DANCE_MAT;
+
        sc = devm_kzalloc(&hdev->dev, sizeof(*sc), GFP_KERNEL);
        if (sc == NULL) {
                hid_err(hdev, "can't alloc sony descriptor\n");