diff options
author | Krishna Gudipati <kgudipat@brocade.com> | 2011-07-21 00:04:24 (GMT) |
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committer | James Bottomley <JBottomley@Parallels.com> | 2011-07-27 10:57:31 (GMT) |
commit | 4c5d22bf7bdea68d3d449f6a8e1835da84909346 (patch) | |
tree | fb891101e865e1794c2c4cca71e1f0ecc6485bcb /drivers/scsi/bfa/bfad_bsg.c | |
parent | 83763d591b343b07331cebe86715205230c568b1 (diff) | |
download | linux-fsl-qoriq-4c5d22bf7bdea68d3d449f6a8e1835da84909346.tar.xz |
[SCSI] bfa: Added support to configure lunmasking
- Added support to enable / disable lunmasking on Brocade adapter ports.
- Added support to query / clear lunmasking configuration.
Signed-off-by: Krishna Gudipati <kgudipat@brocade.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Diffstat (limited to 'drivers/scsi/bfa/bfad_bsg.c')
-rw-r--r-- | drivers/scsi/bfa/bfad_bsg.c | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/drivers/scsi/bfa/bfad_bsg.c b/drivers/scsi/bfa/bfad_bsg.c index 66349bd..06fc00c 100644 --- a/drivers/scsi/bfa/bfad_bsg.c +++ b/drivers/scsi/bfa/bfad_bsg.c @@ -2394,6 +2394,56 @@ out: return 0; } +int +bfad_iocmd_lunmask(struct bfad_s *bfad, void *pcmd, unsigned int v_cmd) +{ + struct bfa_bsg_gen_s *iocmd = (struct bfa_bsg_gen_s *)pcmd; + unsigned long flags; + + spin_lock_irqsave(&bfad->bfad_lock, flags); + if (v_cmd == IOCMD_FCPIM_LUNMASK_ENABLE) + iocmd->status = bfa_fcpim_lunmask_update(&bfad->bfa, BFA_TRUE); + else if (v_cmd == IOCMD_FCPIM_LUNMASK_DISABLE) + iocmd->status = bfa_fcpim_lunmask_update(&bfad->bfa, BFA_FALSE); + else if (v_cmd == IOCMD_FCPIM_LUNMASK_CLEAR) + iocmd->status = bfa_fcpim_lunmask_clear(&bfad->bfa); + spin_unlock_irqrestore(&bfad->bfad_lock, flags); + return 0; +} + +int +bfad_iocmd_fcpim_lunmask_query(struct bfad_s *bfad, void *cmd) +{ + struct bfa_bsg_fcpim_lunmask_query_s *iocmd = + (struct bfa_bsg_fcpim_lunmask_query_s *)cmd; + struct bfa_lunmask_cfg_s *lun_mask = &iocmd->lun_mask; + unsigned long flags; + + spin_lock_irqsave(&bfad->bfad_lock, flags); + iocmd->status = bfa_fcpim_lunmask_query(&bfad->bfa, lun_mask); + spin_unlock_irqrestore(&bfad->bfad_lock, flags); + return 0; +} + +int +bfad_iocmd_fcpim_cfg_lunmask(struct bfad_s *bfad, void *cmd, unsigned int v_cmd) +{ + struct bfa_bsg_fcpim_lunmask_s *iocmd = + (struct bfa_bsg_fcpim_lunmask_s *)cmd; + unsigned long flags; + + spin_lock_irqsave(&bfad->bfad_lock, flags); + if (v_cmd == IOCMD_FCPIM_LUNMASK_ADD) + iocmd->status = bfa_fcpim_lunmask_add(&bfad->bfa, iocmd->vf_id, + &iocmd->pwwn, iocmd->rpwwn, iocmd->lun); + else if (v_cmd == IOCMD_FCPIM_LUNMASK_DELETE) + iocmd->status = bfa_fcpim_lunmask_delete(&bfad->bfa, + iocmd->vf_id, &iocmd->pwwn, + iocmd->rpwwn, iocmd->lun); + spin_unlock_irqrestore(&bfad->bfad_lock, flags); + return 0; +} + static int bfad_iocmd_handler(struct bfad_s *bfad, unsigned int cmd, void *iocmd, unsigned int payload_len) @@ -2712,6 +2762,18 @@ bfad_iocmd_handler(struct bfad_s *bfad, unsigned int cmd, void *iocmd, case IOCMD_VF_RESET_STATS: rc = bfad_iocmd_vf_clr_stats(bfad, iocmd); break; + case IOCMD_FCPIM_LUNMASK_ENABLE: + case IOCMD_FCPIM_LUNMASK_DISABLE: + case IOCMD_FCPIM_LUNMASK_CLEAR: + rc = bfad_iocmd_lunmask(bfad, iocmd, cmd); + break; + case IOCMD_FCPIM_LUNMASK_QUERY: + rc = bfad_iocmd_fcpim_lunmask_query(bfad, iocmd); + break; + case IOCMD_FCPIM_LUNMASK_ADD: + case IOCMD_FCPIM_LUNMASK_DELETE: + rc = bfad_iocmd_fcpim_cfg_lunmask(bfad, iocmd, cmd); + break; default: rc = -EINVAL; break; |