144 lines
3.5 KiB
C
144 lines
3.5 KiB
C
/*
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* Copyright (c) 2005-2010 Brocade Communications Systems, Inc.
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* All rights reserved
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* www.brocade.com
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*
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* Linux driver for Brocade Fibre Channel Host Bus Adapter.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License (GPL) Version 2 as
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* published by the Free Software Foundation
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*/
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#ifndef __BFA_OS_INC_H__
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#define __BFA_OS_INC_H__
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#include <linux/types.h>
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#include <linux/version.h>
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#include <linux/pci.h>
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#include <linux/dma-mapping.h>
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#include <linux/idr.h>
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#include <linux/interrupt.h>
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#include <linux/cdev.h>
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#include <linux/fs.h>
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#include <linux/delay.h>
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#include <linux/vmalloc.h>
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#include <linux/workqueue.h>
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#include <linux/bitops.h>
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#include <scsi/scsi.h>
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#include <scsi/scsi_host.h>
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#include <scsi/scsi_tcq.h>
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#include <scsi/scsi_transport_fc.h>
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#include <scsi/scsi_transport.h>
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#ifdef __BIG_ENDIAN
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#define __BIGENDIAN
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#endif
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static inline u64 bfa_os_get_log_time(void)
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{
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u64 system_time = 0;
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struct timeval tv;
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do_gettimeofday(&tv);
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/* We are interested in seconds only. */
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system_time = tv.tv_sec;
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return system_time;
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}
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#define bfa_io_lat_clock_res_div HZ
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#define bfa_io_lat_clock_res_mul 1000
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#define BFA_LOG(level, bfad, mask, fmt, arg...) \
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do { \
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if (((mask) == 4) || (level[1] <= '4')) \
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dev_printk(level, &((bfad)->pcidev)->dev, fmt, ##arg); \
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} while (0)
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#define bfa_swap_3b(_x) \
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((((_x) & 0xff) << 16) | \
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((_x) & 0x00ff00) | \
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(((_x) & 0xff0000) >> 16))
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#define bfa_os_swap_sgaddr(_x) ((u64)( \
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(((u64)(_x) & (u64)0x00000000000000ffull) << 32) | \
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(((u64)(_x) & (u64)0x000000000000ff00ull) << 32) | \
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(((u64)(_x) & (u64)0x0000000000ff0000ull) << 32) | \
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(((u64)(_x) & (u64)0x00000000ff000000ull) << 32) | \
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(((u64)(_x) & (u64)0x000000ff00000000ull) >> 32) | \
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(((u64)(_x) & (u64)0x0000ff0000000000ull) >> 32) | \
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(((u64)(_x) & (u64)0x00ff000000000000ull) >> 32) | \
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(((u64)(_x) & (u64)0xff00000000000000ull) >> 32)))
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#ifndef __BIGENDIAN
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#define bfa_os_hton3b(_x) bfa_swap_3b(_x)
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#define bfa_os_sgaddr(_x) (_x)
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#else
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#define bfa_os_hton3b(_x) (_x)
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#define bfa_os_sgaddr(_x) bfa_os_swap_sgaddr(_x)
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#endif
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#define bfa_os_ntoh3b(_x) bfa_os_hton3b(_x)
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#define bfa_os_u32(__pa64) ((__pa64) >> 32)
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#define BFA_TRC_TS(_trcm) \
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({ \
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struct timeval tv; \
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\
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do_gettimeofday(&tv); \
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(tv.tv_sec*1000000+tv.tv_usec); \
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})
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#define boolean_t int
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/*
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* For current time stamp, OS API will fill-in
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*/
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struct bfa_timeval_s {
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u32 tv_sec; /* seconds */
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u32 tv_usec; /* microseconds */
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};
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static inline void
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bfa_os_gettimeofday(struct bfa_timeval_s *tv)
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{
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struct timeval tmp_tv;
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do_gettimeofday(&tmp_tv);
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tv->tv_sec = (u32) tmp_tv.tv_sec;
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tv->tv_usec = (u32) tmp_tv.tv_usec;
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}
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static inline void
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wwn2str(char *wwn_str, u64 wwn)
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{
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union {
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u64 wwn;
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u8 byte[8];
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} w;
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w.wwn = wwn;
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sprintf(wwn_str, "%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x", w.byte[0],
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w.byte[1], w.byte[2], w.byte[3], w.byte[4], w.byte[5],
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w.byte[6], w.byte[7]);
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}
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static inline void
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fcid2str(char *fcid_str, u32 fcid)
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{
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union {
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u32 fcid;
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u8 byte[4];
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} f;
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f.fcid = fcid;
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sprintf(fcid_str, "%02x:%02x:%02x", f.byte[1], f.byte[2], f.byte[3]);
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}
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#endif /* __BFA_OS_INC_H__ */
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