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patch "usb: gadget: udc: fsl: remove unnecessary & operation" added to usb-testing

PATCH [email protected] 1 participant 1 message Nov 18, 2016

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This is a note to let you know that I've just added the patch titled

usb: gadget: udc: fsl: remove unnecessary & operation

to my usb git tree which can be found at
git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git
in the usb-testing branch.

The patch will show up in the next release of the linux-next tree (usually sometime within the next 24 hours during the week.)

The patch will be merged to the usb-next branch sometime soon, after it passes testing, and the merge window is open.

If you have any questions about this process, please let me know.

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From 0eb862e9c4f7a6a3abee25bc561ffdbe3d57a9d1 Mon Sep 17 00:00:00 2001

From: Felipe Balbi <[email protected]>
Date: Wed, 28 Sep 2016 14:17:38 +0300
Subject: usb: gadget: udc: fsl: remove unnecessary & operation

Now that usb_endpoint_maxp() only returns the lowest 11 bits from wMaxPacketSize, we can remove the & operation from this driver.

---
 drivers/usb/gadget/udc/fsl_udc_core.c | 1 -
 1 file changed, 1 deletion(-)
drivers/usb/gadget/udc/fsl_udc_core.c +0 -1
index 4459644b9b55..71094e479a96 100644
@@ -586,7 +586,6 @@ static int fsl_ep_enable(struct usb_ep *_ep,
 	case USB_ENDPOINT_XFER_ISOC:
 		/* Calculate transactions needed for high bandwidth iso */
 		mult = usb_endpoint_maxp_mult(desc);
-		max = max & 0x7ff;	/* bit 0~10 */
 		/* 3 transactions at most */
 		if (mult > 3)
 			goto en_done;
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