mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-12 06:12:58 +00:00
7010f5b94f
USB Composite gadget implementation for u-boot. It builds on top of USB UDC drivers. This commit is based on following files from Linux Kernel v2.6.36: ./include/linux/usb/composite.h ./drivers/usb/gadget/composite.c SHA1: d187abb9a83e6c6b6e9f2ca17962bdeafb4bc903 Signed-off-by: Lukasz Majewski <l.majewski@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Cc: Marek Vasut <marex@denx.de>
69 lines
2 KiB
C
69 lines
2 KiB
C
/*
|
|
* Copyright (c) 2011 Samsung Electronics
|
|
* Lukasz Majewski <l.majewski@samsung.com>
|
|
*
|
|
* This is a Linux kernel compatibility layer for USB Gadget
|
|
*
|
|
* 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.
|
|
*
|
|
* 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
|
|
*/
|
|
|
|
#ifndef __LIN_COMPAT_H__
|
|
#define __LIN_COMPAT_H__
|
|
|
|
#include <linux/compat.h>
|
|
|
|
/* common */
|
|
#define spin_lock_init(...)
|
|
#define spin_lock(...)
|
|
#define spin_lock_irqsave(lock, flags) do { debug("%lu\n", flags); } while (0)
|
|
#define spin_unlock(...)
|
|
#define spin_unlock_irqrestore(lock, flags) do {flags = 0; } while (0)
|
|
#define disable_irq(...)
|
|
#define enable_irq(...)
|
|
|
|
#define mutex_init(...)
|
|
#define mutex_lock(...)
|
|
#define mutex_unlock(...)
|
|
|
|
#define GFP_KERNEL 0
|
|
|
|
#define IRQ_HANDLED 1
|
|
|
|
#define ENOTSUPP 524 /* Operation is not supported */
|
|
|
|
#define BITS_PER_BYTE 8
|
|
#define BITS_TO_LONGS(nr) \
|
|
DIV_ROUND_UP(nr, BITS_PER_BYTE * sizeof(long))
|
|
#define DECLARE_BITMAP(name, bits) \
|
|
unsigned long name[BITS_TO_LONGS(bits)]
|
|
|
|
#define small_const_nbits(nbits) \
|
|
(__builtin_constant_p(nbits) && (nbits) <= BITS_PER_LONG)
|
|
|
|
static inline void bitmap_zero(unsigned long *dst, int nbits)
|
|
{
|
|
if (small_const_nbits(nbits))
|
|
*dst = 0UL;
|
|
else {
|
|
int len = BITS_TO_LONGS(nbits) * sizeof(unsigned long);
|
|
memset(dst, 0, len);
|
|
}
|
|
}
|
|
|
|
#define dma_cache_maint(addr, size, mode) cache_flush()
|
|
void cache_flush(void);
|
|
|
|
#endif /* __LIN_COMPAT_H__ */
|