From: Felipe Balbi <felipe.balbi@linux.intel.com>
Date: Wed, 28 Sep 2016 10:33:23 +0000 (+0300)
Subject: usb: gadget: udc: fsl: make use of new usb_endpoint_maxp_mult()
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=4250914d3a298aea7a6e940180d225b64e95a6e3;p=linux-beck.git

usb: gadget: udc: fsl: make use of new usb_endpoint_maxp_mult()

We have introduced a helper to calculate multiplier
value from wMaxPacketSize. Start using it.

Cc: Li Yang <leoli@freescale.com>
Cc: <linuxppc-dev@lists.ozlabs.org>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
---

diff --git a/drivers/usb/gadget/udc/fsl_udc_core.c b/drivers/usb/gadget/udc/fsl_udc_core.c
index aab5221d6c2e..4459644b9b55 100644
--- a/drivers/usb/gadget/udc/fsl_udc_core.c
+++ b/drivers/usb/gadget/udc/fsl_udc_core.c
@@ -585,7 +585,7 @@ static int fsl_ep_enable(struct usb_ep *_ep,
 		break;
 	case USB_ENDPOINT_XFER_ISOC:
 		/* Calculate transactions needed for high bandwidth iso */
-		mult = (unsigned char)(1 + ((max >> 11) & 0x03));
+		mult = usb_endpoint_maxp_mult(desc);
 		max = max & 0x7ff;	/* bit 0~10 */
 		/* 3 transactions at most */
 		if (mult > 3)