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

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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>
This commit is contained in:
Felipe Balbi 2016-09-28 13:28:44 +03:00
parent 91f97521bb
commit f0419d9fdf
1 changed files with 1 additions and 1 deletions
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2
drivers/usb/gadget/udc/atmel_usba_udc.c
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@ -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;