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authorFelipe Balbi <felipe.balbi@linux.intel.com>2016-09-28 13:26:18 +0300
committerFelipe Balbi <felipe.balbi@linux.intel.com>2016-11-03 10:38:12 +0200
commita98e25e71d115702d79ef0f4f8009ce5d4cf37eb (patch)
treebfb4e66cb3296c303be75c3fa2e933689ff041f8 /drivers/usb/chipidea
parent08295ee0e6976b060cd5c2a59877d8ea6379075c (diff)
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 <Peter.Chen@nxp.com> Cc: <linux-usb@vger.kernel.org> Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
Diffstat (limited to 'drivers/usb/chipidea')
-rw-r--r--drivers/usb/chipidea/udc.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/usb/chipidea/udc.c b/drivers/usb/chipidea/udc.c
index 661f43fe0f9e..7a535be3024e 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;