*
* Copyright (C) 2004 David Brownell
*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
+ * SPDX-License-Identifier: GPL-2.0+
*
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ * SPDX-License-Identifier: GPL-2.0+
*
* Ported to U-boot by: Thomas Smits <ts.smits@gmail.com> and
* Remy Bohmer <linux@bohmer.net>
#include <linux/usb/ch9.h>
#include <asm/errno.h>
#include <linux/usb/gadget.h>
+#include <asm/unaligned.h>
#include "gadget_chips.h"
#define isdigit(c) ('0' <= (c) && (c) <= '9')
* where it's an output parameter representing the full speed limit.
* the usb spec fixes high speed bulk maxpacket at 512 bytes.
*/
- max = 0x7ff & le16_to_cpu(desc->wMaxPacketSize);
+ max = 0x7ff & le16_to_cpu(get_unaligned(&desc->wMaxPacketSize));
switch (type) {
case USB_ENDPOINT_XFER_INT:
/* INT: limit 64 bytes full speed, 1024 high speed */
return 0;
/* BOTH: "high bandwidth" works only at high speed */
- if ((desc->wMaxPacketSize & __constant_cpu_to_le16(3<<11))) {
+ if ((get_unaligned(&desc->wMaxPacketSize) &
+ __constant_cpu_to_le16(3<<11))) {
if (!gadget->is_dualspeed)
return 0;
/* configure your hardware with enough buffering!! */
/* min() doesn't work on bitfields with gcc-3.5 */
if (size > 64)
size = 64;
- desc->wMaxPacketSize = cpu_to_le16(size);
+ put_unaligned(cpu_to_le16(size), &desc->wMaxPacketSize);
}
return 1;
}