diff options
| author | Krishna Gudipati <kgudipat@brocade.com> | 2012-09-21 17:26:50 -0700 |
|---|---|---|
| committer | James Bottomley <JBottomley@Parallels.com> | 2012-10-07 11:23:20 +0100 |
| commit | 1a1297c644b38d2edfef3004bcc6f9c0084b43a9 (patch) | |
| tree | 7bcb7981f79800bf6d6be5b5c1aa36cdea95a41e /drivers/scsi/bfa/bfad_bsg.c | |
| parent | 7ace27ae28a5fa67fa3d25f31d1111991c81e015 (diff) | |
| download | linux-1a1297c644b38d2edfef3004bcc6f9c0084b43a9.tar.bz2 | |
[SCSI] bfa: Add support to configure min/max bandwidth for a pcifn
- Added support to configure minimum bandwidth for a pcifn.
- Minimum bandwith is guaranteed at per queue level.
- Added support to update pcifn bandwidth dynamically without
a server reboot.
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 | 20 |
1 files changed, 13 insertions, 7 deletions
diff --git a/drivers/scsi/bfa/bfad_bsg.c b/drivers/scsi/bfa/bfad_bsg.c index 6e1478ae6251..0ab1d400ac33 100644 --- a/drivers/scsi/bfa/bfad_bsg.c +++ b/drivers/scsi/bfa/bfad_bsg.c @@ -33,7 +33,7 @@ bfad_iocmd_ioc_enable(struct bfad_s *bfad, void *cmd) /* If IOC is not in disabled state - return */ if (!bfa_ioc_is_disabled(&bfad->bfa.ioc)) { spin_unlock_irqrestore(&bfad->bfad_lock, flags); - iocmd->status = BFA_STATUS_IOC_FAILURE; + iocmd->status = BFA_STATUS_OK; return rc; } @@ -54,6 +54,12 @@ bfad_iocmd_ioc_disable(struct bfad_s *bfad, void *cmd) unsigned long flags; spin_lock_irqsave(&bfad->bfad_lock, flags); + if (bfa_ioc_is_disabled(&bfad->bfa.ioc)) { + spin_unlock_irqrestore(&bfad->bfad_lock, flags); + iocmd->status = BFA_STATUS_OK; + return rc; + } + if (bfad->disable_active) { spin_unlock_irqrestore(&bfad->bfad_lock, flags); return -EBUSY; @@ -1191,8 +1197,8 @@ bfad_iocmd_pcifn_create(struct bfad_s *bfad, void *cmd) spin_lock_irqsave(&bfad->bfad_lock, flags); iocmd->status = bfa_ablk_pf_create(&bfad->bfa.modules.ablk, &iocmd->pcifn_id, iocmd->port, - iocmd->pcifn_class, iocmd->bandwidth, - bfad_hcb_comp, &fcomp); + iocmd->pcifn_class, iocmd->bw_min, + iocmd->bw_max, bfad_hcb_comp, &fcomp); spin_unlock_irqrestore(&bfad->bfad_lock, flags); if (iocmd->status != BFA_STATUS_OK) goto out; @@ -1235,8 +1241,8 @@ bfad_iocmd_pcifn_bw(struct bfad_s *bfad, void *cmd) init_completion(&fcomp.comp); spin_lock_irqsave(&bfad->bfad_lock, flags); iocmd->status = bfa_ablk_pf_update(&bfad->bfa.modules.ablk, - iocmd->pcifn_id, iocmd->bandwidth, - bfad_hcb_comp, &fcomp); + iocmd->pcifn_id, iocmd->bw_min, + iocmd->bw_max, bfad_hcb_comp, &fcomp); spin_unlock_irqrestore(&bfad->bfad_lock, flags); bfa_trc(bfad, iocmd->status); if (iocmd->status != BFA_STATUS_OK) @@ -2122,7 +2128,7 @@ bfad_iocmd_boot_cfg(struct bfad_s *bfad, void *cmd) init_completion(&fcomp.comp); spin_lock_irqsave(&bfad->bfad_lock, flags); iocmd->status = bfa_flash_update_part(BFA_FLASH(&bfad->bfa), - BFA_FLASH_PART_BOOT, PCI_FUNC(bfad->pcidev->devfn), + BFA_FLASH_PART_BOOT, bfad->bfa.ioc.port_id, &iocmd->cfg, sizeof(struct bfa_boot_cfg_s), 0, bfad_hcb_comp, &fcomp); spin_unlock_irqrestore(&bfad->bfad_lock, flags); @@ -2144,7 +2150,7 @@ bfad_iocmd_boot_query(struct bfad_s *bfad, void *cmd) init_completion(&fcomp.comp); spin_lock_irqsave(&bfad->bfad_lock, flags); iocmd->status = bfa_flash_read_part(BFA_FLASH(&bfad->bfa), - BFA_FLASH_PART_BOOT, PCI_FUNC(bfad->pcidev->devfn), + BFA_FLASH_PART_BOOT, bfad->bfa.ioc.port_id, &iocmd->cfg, sizeof(struct bfa_boot_cfg_s), 0, bfad_hcb_comp, &fcomp); spin_unlock_irqrestore(&bfad->bfad_lock, flags); |