From: Felipe Balbi <felipe.balbi@linux.intel.com>
Date: Wed, 28 Sep 2016 10:28:44 +0000 (+0300)
Subject: usb: gadget: udc: atmel: make use of new usb_endpoint_maxp_mult()
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=f0419d9fdf402b4ac07db974df9f3cd3f5de2cdd;p=linux-beck.git

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

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

Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Cc: <linux-usb@vger.kernel.org>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
---

diff --git a/drivers/usb/gadget/udc/atmel_usba_udc.c b/drivers/usb/gadget/udc/atmel_usba_udc.c
index 45bc997d0711..c57012b1ddf4 100644
--- a/drivers/usb/gadget/udc/atmel_usba_udc.c
+++ b/drivers/usb/gadget/udc/atmel_usba_udc.c
@@ -573,7 +573,7 @@ usba_ep_enable(struct usb_ep *_ep, const struct usb_endpoint_descriptor *desc)
 		 * Bits 11:12 specify number of _additional_
 		 * transactions per microframe.
 		 */
-		nr_trans = ((usb_endpoint_maxp(desc) >> 11) & 3) + 1;
+		nr_trans = usb_endpoint_maxp_mult(desc);
 		if (nr_trans > 3)
 			return -EINVAL;