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Commit 131e19b9 authored by Felipe Balbi's avatar Felipe Balbi
Browse files

usb: misc: usbtest: make use of new usb_endpoint_maxp_mult() 



We have introduced a helper to calculate multiplier
value from wMaxPacketSize. Start using it.

Signed-off-by: default avatarFelipe Balbi <felipe.balbi@linux.intel.com>
parent dcf5228c

drivers/usb/misc/usbtest.c

+2 −2
Original line number Diff line number Diff line
@@ -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",