[SCSI] bfa: Added support to query PHY.
- Added PHY sub-module.
- Implemented interface to obtain stats and to
read/update the fw from the PHY module.
Signed-off-by: Krishna Gudipati <kgudipat@brocade.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
diff --git a/drivers/scsi/bfa/bfad_bsg.c b/drivers/scsi/bfa/bfad_bsg.c
index a602702..552bb25 100644
--- a/drivers/scsi/bfa/bfad_bsg.c
+++ b/drivers/scsi/bfa/bfad_bsg.c
@@ -1393,6 +1393,110 @@
return 0;
}
+int
+bfad_iocmd_phy_get_attr(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_phy_attr_s *iocmd =
+ (struct bfa_bsg_phy_attr_s *)cmd;
+ struct bfad_hal_comp fcomp;
+ unsigned long flags;
+
+ init_completion(&fcomp.comp);
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ iocmd->status = bfa_phy_get_attr(BFA_PHY(&bfad->bfa), iocmd->instance,
+ &iocmd->attr, bfad_hcb_comp, &fcomp);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ if (iocmd->status != BFA_STATUS_OK)
+ goto out;
+ wait_for_completion(&fcomp.comp);
+ iocmd->status = fcomp.status;
+out:
+ return 0;
+}
+
+int
+bfad_iocmd_phy_get_stats(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_phy_stats_s *iocmd =
+ (struct bfa_bsg_phy_stats_s *)cmd;
+ struct bfad_hal_comp fcomp;
+ unsigned long flags;
+
+ init_completion(&fcomp.comp);
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ iocmd->status = bfa_phy_get_stats(BFA_PHY(&bfad->bfa), iocmd->instance,
+ &iocmd->stats, bfad_hcb_comp, &fcomp);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ if (iocmd->status != BFA_STATUS_OK)
+ goto out;
+ wait_for_completion(&fcomp.comp);
+ iocmd->status = fcomp.status;
+out:
+ return 0;
+}
+
+int
+bfad_iocmd_phy_read(struct bfad_s *bfad, void *cmd, unsigned int payload_len)
+{
+ struct bfa_bsg_phy_s *iocmd = (struct bfa_bsg_phy_s *)cmd;
+ struct bfad_hal_comp fcomp;
+ void *iocmd_bufptr;
+ unsigned long flags;
+
+ if (bfad_chk_iocmd_sz(payload_len,
+ sizeof(struct bfa_bsg_phy_s),
+ iocmd->bufsz) != BFA_STATUS_OK) {
+ iocmd->status = BFA_STATUS_VERSION_FAIL;
+ return 0;
+ }
+
+ iocmd_bufptr = (char *)iocmd + sizeof(struct bfa_bsg_phy_s);
+ init_completion(&fcomp.comp);
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ iocmd->status = bfa_phy_read(BFA_PHY(&bfad->bfa),
+ iocmd->instance, iocmd_bufptr, iocmd->bufsz,
+ 0, bfad_hcb_comp, &fcomp);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ if (iocmd->status != BFA_STATUS_OK)
+ goto out;
+ wait_for_completion(&fcomp.comp);
+ iocmd->status = fcomp.status;
+ if (iocmd->status != BFA_STATUS_OK)
+ goto out;
+out:
+ return 0;
+}
+
+int
+bfad_iocmd_phy_update(struct bfad_s *bfad, void *cmd, unsigned int payload_len)
+{
+ struct bfa_bsg_phy_s *iocmd = (struct bfa_bsg_phy_s *)cmd;
+ void *iocmd_bufptr;
+ struct bfad_hal_comp fcomp;
+ unsigned long flags;
+
+ if (bfad_chk_iocmd_sz(payload_len,
+ sizeof(struct bfa_bsg_phy_s),
+ iocmd->bufsz) != BFA_STATUS_OK) {
+ iocmd->status = BFA_STATUS_VERSION_FAIL;
+ return 0;
+ }
+
+ iocmd_bufptr = (char *)iocmd + sizeof(struct bfa_bsg_phy_s);
+ init_completion(&fcomp.comp);
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ iocmd->status = bfa_phy_update(BFA_PHY(&bfad->bfa),
+ iocmd->instance, iocmd_bufptr, iocmd->bufsz,
+ 0, bfad_hcb_comp, &fcomp);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ if (iocmd->status != BFA_STATUS_OK)
+ goto out;
+ wait_for_completion(&fcomp.comp);
+ iocmd->status = fcomp.status;
+out:
+ return 0;
+}
+
static int
bfad_iocmd_handler(struct bfad_s *bfad, unsigned int cmd, void *iocmd,
unsigned int payload_len)
@@ -1566,6 +1670,18 @@
case IOCMD_DIAG_LB_STAT:
rc = bfad_iocmd_diag_lb_stat(bfad, iocmd);
break;
+ case IOCMD_PHY_GET_ATTR:
+ rc = bfad_iocmd_phy_get_attr(bfad, iocmd);
+ break;
+ case IOCMD_PHY_GET_STATS:
+ rc = bfad_iocmd_phy_get_stats(bfad, iocmd);
+ break;
+ case IOCMD_PHY_UPDATE_FW:
+ rc = bfad_iocmd_phy_update(bfad, iocmd, payload_len);
+ break;
+ case IOCMD_PHY_READ_FW:
+ rc = bfad_iocmd_phy_read(bfad, iocmd, payload_len);
+ break;
default:
rc = EINVAL;
break;