USB: fsl_udc_core: use usb_endpoint_xfer_isoc to judge ISO XFER

Some ISO gadgets, like audio, has SYNC attribute as well as
USB_ENDPOINT_XFER_ISOC for their bmAttributes at ISO endpoint
descriptor. So, it needs to use usb_endpoint_xfer_isoc to judge
ISO XFER.

Signed-off-by: Peter Chen <peter.chen@freescale.com>
Acked-by: Michal Nazarewicz <mina86@mina86.com>
Acked-by: Li Yang <leoli@freescale.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/usb/gadget/fsl_udc_core.c b/drivers/usb/gadget/fsl_udc_core.c
index 1482b12..bf1cd6e 100644 (file)
--- a/drivers/usb/gadget/fsl_udc_core.c
+++ b/drivers/usb/gadget/fsl_udc_core.c
@@ -877,7 +877,7 @@ fsl_ep_queue(struct usb_ep *_ep, struct usb_request *_req, gfp_t gfp_flags)
                VDBG("%s, bad ep", __func__);
                return -EINVAL;
        }
-       if (ep->desc->bmAttributes == USB_ENDPOINT_XFER_ISOC) {
+       if (usb_endpoint_xfer_isoc(ep->desc)) {
                if (req->req.length > ep->ep.maxpacket)
                        return -EMSGSIZE;
        }
@@ -1032,7 +1032,7 @@ static int fsl_ep_set_halt(struct usb_ep *_ep, int value)
                goto out;
        }
 
-       if (ep->desc->bmAttributes == USB_ENDPOINT_XFER_ISOC) {
+       if (usb_endpoint_xfer_isoc(ep->desc)) {
                status = -EOPNOTSUPP;
                goto out;
        }