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usb: misc: usbtest: 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.

Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
This commit is contained in:
Felipe Balbi 2016-09-28 13:40:03 +03:00
parent dcf5228c1c
commit 131e19b9e3
1 changed files with 2 additions and 2 deletions
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4
drivers/usb/misc/usbtest.c
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@ -1915,7 +1915,7 @@ static struct urb *iso_alloc_urb(
if (bytes < 0 || !desc)
return NULL;
maxp = 0x7ff & usb_endpoint_maxp(desc);
maxp *= 1 + (0x3 & (usb_endpoint_maxp(desc) >> 11));
maxp *= usb_endpoint_maxp_mult(desc);
packets = DIV_ROUND_UP(bytes, maxp);
urb = usb_alloc_urb(packets, GFP_KERNEL);
@ -2002,7 +2002,7 @@ test_queue(struct usbtest_dev *dev, struct usbtest_param_32 *param,
1 << (desc->bInterval - 1),
(udev->speed == USB_SPEED_HIGH) ? "micro" : "",
usb_endpoint_maxp(desc) & 0x7ff,
1 + (0x3 & (usb_endpoint_maxp(desc) >> 11)));
usb_endpoint_maxp_mult(desc));
dev_info(&dev->intf->dev,
"total %lu msec (%lu packets)\n",