From a98e25e71d115702d79ef0f4f8009ce5d4cf37eb Mon Sep 17 00:00:00 2001 From: Felipe Balbi Date: Wed, 28 Sep 2016 13:26:18 +0300 Subject: [PATCH] usb: chipidea: udc: make use of new usb_endpoint_maxp_mult() We have introduced a helper to calculate multiplier value from wMaxPacketSize. Start using it. Acked-by: Peter Chen Cc: Signed-off-by: Felipe Balbi --- drivers/usb/chipidea/udc.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/usb/chipidea/udc.c b/drivers/usb/chipidea/udc.c index 661f43f..7a535be 100644 --- a/drivers/usb/chipidea/udc.c +++ b/drivers/usb/chipidea/udc.c @@ -821,7 +821,7 @@ static int _ep_queue(struct usb_ep *ep, struct usb_request *req, } if (usb_endpoint_xfer_isoc(hwep->ep.desc) && - hwreq->req.length > (1 + hwep->ep.mult) * hwep->ep.maxpacket) { + hwreq->req.length > hwep->ep.mult * hwep->ep.maxpacket) { dev_err(hwep->ci->dev, "request length too big for isochronous\n"); return -EMSGSIZE; } @@ -1254,7 +1254,7 @@ static int ep_enable(struct usb_ep *ep, hwep->type = usb_endpoint_type(desc); hwep->ep.maxpacket = usb_endpoint_maxp(desc) & 0x07ff; - hwep->ep.mult = QH_ISO_MULT(usb_endpoint_maxp(desc)); + hwep->ep.mult = usb_endpoint_maxp_mult(desc); if (hwep->type == USB_ENDPOINT_XFER_CONTROL) cap |= QH_IOS; -- 2.7.4