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/*
* Copyright (c) 2005-2010 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* 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.
*/
#ifndef __BFA_OS_INC_H__
#define __BFA_OS_INC_H__
#include <linux/types.h>
#include <linux/version.h>
#include <linux/pci.h>
#include <linux/dma-mapping.h>
#include <linux/idr.h>
#include <linux/interrupt.h>
#include <linux/cdev.h>
#include <linux/fs.h>
#include <linux/delay.h>
#include <linux/vmalloc.h>
#include <linux/workqueue.h>
#include <linux/bitops.h>
#include <scsi/scsi.h>
#include <scsi/scsi_host.h>
#include <scsi/scsi_tcq.h>
#include <scsi/scsi_transport_fc.h>
#include <scsi/scsi_transport.h>
#ifdef __BIG_ENDIAN
#define __BIGENDIAN
#endif
static inline u64 bfa_os_get_log_time(void)
{
u64 system_time = 0;
struct timeval tv;
do_gettimeofday(&tv);
/* We are interested in seconds only. */
system_time = tv.tv_sec;
return system_time;
}
#define bfa_io_lat_clock_res_div HZ
#define bfa_io_lat_clock_res_mul 1000
#define BFA_LOG(level, bfad, mask, fmt, arg...) \
do { \
if (((mask) == 4) || (level[1] <= '4')) \
dev_printk(level, &((bfad)->pcidev)->dev, fmt, ##arg); \
} while (0)
#define bfa_swap_3b(_x) \
((((_x) & 0xff) << 16) | \
((_x) & 0x00ff00) | \
(((_x) & 0xff0000) >> 16))
#define bfa_os_swap32(_x) \
((((_x) & 0xff) << 24) | \
(((_x) & 0x0000ff00) << 8) | \
(((_x) & 0x00ff0000) >> 8) | \
(((_x) & 0xff000000) >> 24))
#define bfa_os_swap_sgaddr(_x) ((u64)( \
(((u64)(_x) & (u64)0x00000000000000ffull) << 32) | \
(((u64)(_x) & (u64)0x000000000000ff00ull) << 32) | \
(((u64)(_x) & (u64)0x0000000000ff0000ull) << 32) | \
(((u64)(_x) & (u64)0x00000000ff000000ull) << 32) | \
(((u64)(_x) & (u64)0x000000ff00000000ull) >> 32) | \
(((u64)(_x) & (u64)0x0000ff0000000000ull) >> 32) | \
(((u64)(_x) & (u64)0x00ff000000000000ull) >> 32) | \
(((u64)(_x) & (u64)0xff00000000000000ull) >> 32)))
#ifndef __BIGENDIAN
#define bfa_os_hton3b(_x) bfa_swap_3b(_x)
#define bfa_os_sgaddr(_x) (_x)
#else
#define bfa_os_hton3b(_x) (_x)
#define bfa_os_sgaddr(_x) bfa_os_swap_sgaddr(_x)
#endif
#define bfa_os_ntoh3b(_x) bfa_os_hton3b(_x)
#define bfa_os_u32(__pa64) ((__pa64) >> 32)
#define bfa_os_addr_t void __iomem *
#define bfa_os_reg_read(_raddr) readl(_raddr)
#define bfa_os_reg_write(_raddr, _val) writel((_val), (_raddr))
#define bfa_os_mem_read(_raddr, _off) \
bfa_os_swap32(readl(((_raddr) + (_off))))
#define bfa_os_mem_write(_raddr, _off, _val) \
writel(bfa_os_swap32((_val)), ((_raddr) + (_off)))
#define BFA_TRC_TS(_trcm) \
({ \
struct timeval tv; \
\
do_gettimeofday(&tv); \
(tv.tv_sec*1000000+tv.tv_usec); \
})
#define boolean_t int
/**
* For current time stamp, OS API will fill-in
*/
struct bfa_timeval_s {
u32 tv_sec; /* seconds */
u32 tv_usec; /* microseconds */
};
static inline void
bfa_os_gettimeofday(struct bfa_timeval_s *tv)
{
struct timeval tmp_tv;
do_gettimeofday(&tmp_tv);
tv->tv_sec = (u32) tmp_tv.tv_sec;
tv->tv_usec = (u32) tmp_tv.tv_usec;
}
static inline void
wwn2str(char *wwn_str, u64 wwn)
{
union {
u64 wwn;
u8 byte[8];
} w;
w.wwn = wwn;
sprintf(wwn_str, "%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x", w.byte[0],
w.byte[1], w.byte[2], w.byte[3], w.byte[4], w.byte[5],
w.byte[6], w.byte[7]);
}
static inline void
fcid2str(char *fcid_str, u32 fcid)
{
union {
u32 fcid;
u8 byte[4];
} f;
f.fcid = fcid;
sprintf(fcid_str, "%02x:%02x:%02x", f.byte[1], f.byte[2], f.byte[3]);
}
#endif /* __BFA_OS_INC_H__ */
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