On Thu, 21 Jul 2016 19:54:48 +0300
Mikko Perttunen <mikko.perttunen@xxxxxxxx> wrote:
> From: Mikko Perttunen <mperttunen@xxxxxxxxxx>
>
> 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@xxxxxxxxxx>
Acked-by: Antonio Ospite <ao2@xxxxxx>
> ---
> v2: don't use usb device properties
>
> drivers/hid/hid-sony.c | 6 +++++-
> 1 file changed, 5 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/hid/hid-sony.c b/drivers/hid/hid-sony.c
> index 310436a..29a1aa9 100644
> --- 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");
> --
> 2.9.0
>
--
Antonio Ospite
http://ao2.it
A: Because it messes up the order in which people normally read text.
See http://en.wikipedia.org/wiki/Posting_style
Q: Why is top-posting such a bad thing?
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