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usb: gadget: udc: fsl: 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.

Cc: Li Yang <leoli@freescale.com>
Cc: <linuxppc-dev@lists.ozlabs.org>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
This commit is contained in:
Felipe Balbi 2016-09-28 13:33:23 +03:00
parent ee8ac85596
commit 4250914d3a
1 changed files with 1 additions and 1 deletions
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2
drivers/usb/gadget/udc/fsl_udc_core.c
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@ -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)