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[SCSI] bfa: Added HBA diagnostics support.

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- Added diagnostics sub-module to BFA.
- Implemented interface to perform memtest/loopback test
  and some other diagnostics tests.

Signed-off-by: Krishna Gudipati <kgudipat@brocade.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
This commit is contained in:
Krishna Gudipati
2011-06-24 20:28:17 -07:00
committed by James Bottomley
parent 5a54b1d576
commit 3d7fc66dcd
11 changed files with 1665 additions and 9 deletions
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14
drivers/scsi/bfa/bfad_debugfs.c
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@@ -214,10 +214,10 @@ bfad_debugfs_read(struct file *file, char __user *buf,
#define BFA_REG_CT_ADDRSZ (0x40000)
#define BFA_REG_CB_ADDRSZ (0x20000)
#define BFA_REG_ADDRSZ(__bfa) \
((bfa_ioc_devid(&(__bfa)->ioc) == BFA_PCI_DEVICE_ID_CT) ? \
BFA_REG_CT_ADDRSZ : BFA_REG_CB_ADDRSZ)
#define BFA_REG_ADDRMSK(__bfa) ((u32)(BFA_REG_ADDRSZ(__bfa) - 1))
#define BFA_REG_ADDRSZ(__ioc) \
((u32)(bfa_asic_id_ctc(bfa_ioc_devid(__ioc)) ? \
BFA_REG_CT_ADDRSZ : BFA_REG_CB_ADDRSZ))
#define BFA_REG_ADDRMSK(__ioc) (BFA_REG_ADDRSZ(__ioc) - 1)
static bfa_status_t
bfad_reg_offset_check(struct bfa_s *bfa, u32 offset, u32 len)
@@ -236,7 +236,7 @@ bfad_reg_offset_check(struct bfa_s *bfa, u32 offset, u32 len)
return BFA_STATUS_EINVAL;
} else {
/* CB register space 64KB */
if ((offset + (len<<2)) > BFA_REG_ADDRMSK(bfa))
if ((offset + (len<<2)) > BFA_REG_ADDRMSK(&bfa->ioc))
return BFA_STATUS_EINVAL;
}
return BFA_STATUS_OK;
@@ -317,7 +317,7 @@ bfad_debugfs_write_regrd(struct file *file, const char __user *buf,
bfad->reglen = len << 2;
rb = bfa_ioc_bar0(ioc);
addr &= BFA_REG_ADDRMSK(bfa);
addr &= BFA_REG_ADDRMSK(ioc);
/* offset and len sanity check */
rc = bfad_reg_offset_check(bfa, addr, len);
@@ -380,7 +380,7 @@ bfad_debugfs_write_regwr(struct file *file, const char __user *buf,
}
kfree(kern_buf);
addr &= BFA_REG_ADDRMSK(bfa); /* offset only 17 bit and word align */
addr &= BFA_REG_ADDRMSK(ioc); /* offset only 17 bit and word align */
/* offset and len sanity check */
rc = bfad_reg_offset_check(bfa, addr, 1);