40 lines
1.0 KiB
C
40 lines
1.0 KiB
C
|
/****************************************************************************
|
||
|
|
*
|
||
|
|
* Copyright (c) 2016 Samsung Electronics Co., Ltd. All rights reserved
|
||
|
|
*
|
||
|
|
****************************************************************************/
|
||
|
|
|
||
|
|
/**/
|
||
|
|
|
||
|
|
#ifndef _PORTING_IMX__H__
|
||
|
|
#define _PORTING_IMX__H__
|
||
|
|
#endif
|
||
|
|
/**
|
||
|
|
* ether_addr_copy - Copy an Ethernet address
|
||
|
|
* @dst: Pointer to a six-byte array Ethernet address destination
|
||
|
|
* @src: Pointer to a six-byte array Ethernet address source
|
||
|
|
*
|
||
|
|
* Please note: dst & src must both be aligned to u16.
|
||
|
|
*/
|
||
|
|
static inline void ether_addr_copy(u8 *dst, const u8 *src)
|
||
|
|
{
|
||
|
|
#if defined(CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS)
|
||
|
|
*(u32 *)dst = *(const u32 *)src;
|
||
|
|
*(u16 *)(dst + 4) = *(const u16 *)(src + 4);
|
||
|
|
#else
|
||
|
|
u16 *a = (u16 *)dst;
|
||
|
|
const u16 *b = (const u16 *)src;
|
||
|
|
|
||
|
|
a[0] = b[0];
|
||
|
|
a[1] = b[1];
|
||
|
|
a[2] = b[2];
|
||
|
|
#endif
|
||
|
|
}
|
||
|
|
|
||
|
|
static inline ktime_t ktime_add_ms(const ktime_t kt, const u64 msec)
|
||
|
|
{
|
||
|
|
return ktime_add_ns(kt, msec * NSEC_PER_MSEC);
|
||
|
|
}
|
||
|
|
|
||
|
|
|