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Date: Mon, 18 Jul 2011 01:22:48 -0700
From: Rasesh Mody <rmody@...cade.com>
To: <davem@...emloft.net>, <netdev@...r.kernel.org>
CC: <adapter_linux_open_src_team@...cade.com>, <dradovan@...cade.com>,
Rasesh Mody <rmody@...cade.com>
Subject: [PATCH 28/45] bna: Add New IOC event
Change details:
- ACQ_ADDR IOC state and its state machine implementation.
- The changes related to FAA enable/disable/query in firmware
Signed-off-by: Rasesh Mody <rmody@...cade.com>
---
drivers/net/bna/bfa_defs.h | 1 +
drivers/net/bna/bfa_defs_status.h | 9 +++++
drivers/net/bna/bfa_ioc.c | 69 ++++++++++++++++++++++++++++++++++++-
drivers/net/bna/bfi.h | 1 +
4 files changed, 79 insertions(+), 1 deletions(-)
diff --git a/drivers/net/bna/bfa_defs.h b/drivers/net/bna/bfa_defs.h
index 621d50b..e7dd91f 100644
--- a/drivers/net/bna/bfa_defs.h
+++ b/drivers/net/bna/bfa_defs.h
@@ -125,6 +125,7 @@ enum bfa_ioc_state {
BFA_IOC_FWMISMATCH = 11, /*!< IOC f/w different from drivers */
BFA_IOC_ENABLING = 12, /*!< IOC is being enabled */
BFA_IOC_HWFAIL = 13, /*!< PCI mapping doesn't exist */
+ BFA_IOC_ACQ_ADDR = 14, /*!< Acquiring addr from fabric */
};
/**
diff --git a/drivers/net/bna/bfa_defs_status.h b/drivers/net/bna/bfa_defs_status.h
index 7c5fe6c..bf7f87a 100644
--- a/drivers/net/bna/bfa_defs_status.h
+++ b/drivers/net/bna/bfa_defs_status.h
@@ -205,6 +205,15 @@ enum bfa_status {
BFA_STATUS_BOOT_CODE_TIMEDOUT = 177,
BFA_STATUS_NO_VPORT_LOCK = 178,
BFA_STATUS_VPORT_NO_CNFG = 179,
+ BFA_STATUS_FEATURE_NOT_SUPPORTED = 180,
+ BFA_STATUS_ENTRY_EXISTS = 181,
+ BFA_STATUS_ENTRY_NOT_EXISTS = 182,
+ BFA_STATUS_NO_CHANGE = 183,
+ BFA_STATUS_DISABLED = 184,
+ BFA_STATUS_FAA_ENABLED = 185,
+ BFA_STATUS_FAA_DISABLED = 186,
+ BFA_STATUS_FAA_ACQUIRED = 187,
+ BFA_STATUS_FAA_ACQ_ADDR = 188,
BFA_STATUS_MAX_VAL
};
diff --git a/drivers/net/bna/bfa_ioc.c b/drivers/net/bna/bfa_ioc.c
index 2dd19d2..2130b5a 100644
--- a/drivers/net/bna/bfa_ioc.c
+++ b/drivers/net/bna/bfa_ioc.c
@@ -113,6 +113,7 @@ enum ioc_event {
IOC_E_HWERROR = 10, /*!< hardware error interrupt */
IOC_E_TIMEOUT = 11, /*!< timeout */
IOC_E_HWFAILED = 12, /*!< PCI mapping failure notice */
+ IOC_E_FWRSP_ACQ_ADDR = 13, /*!< Acquiring address */
};
bfa_fsm_state_decl(bfa_ioc, uninit, struct bfa_ioc, enum ioc_event);
@@ -125,6 +126,7 @@ bfa_fsm_state_decl(bfa_ioc, fail, struct bfa_ioc, enum ioc_event);
bfa_fsm_state_decl(bfa_ioc, disabling, struct bfa_ioc, enum ioc_event);
bfa_fsm_state_decl(bfa_ioc, disabled, struct bfa_ioc, enum ioc_event);
bfa_fsm_state_decl(bfa_ioc, hwfail, struct bfa_ioc, enum ioc_event);
+bfa_fsm_state_decl(bfa_ioc, acq_addr, struct bfa_ioc, enum ioc_event);
static struct bfa_sm_table ioc_sm_table[] = {
{BFA_SM(bfa_ioc_sm_uninit), BFA_IOC_UNINIT},
@@ -137,6 +139,7 @@ static struct bfa_sm_table ioc_sm_table[] = {
{BFA_SM(bfa_ioc_sm_disabling), BFA_IOC_DISABLING},
{BFA_SM(bfa_ioc_sm_disabled), BFA_IOC_DISABLED},
{BFA_SM(bfa_ioc_sm_hwfail), BFA_IOC_HWFAIL},
+ {BFA_SM(bfa_ioc_sm_acq_addr), BFA_IOC_ACQ_ADDR},
};
/**
@@ -351,9 +354,17 @@ bfa_ioc_sm_getattr(struct bfa_ioc *ioc, enum ioc_event event)
case IOC_E_FWRSP_GETATTR:
del_timer(&ioc->ioc_timer);
bfa_ioc_check_attr_wwns(ioc);
+ bfa_ioc_hb_monitor(ioc);
bfa_fsm_set_state(ioc, bfa_ioc_sm_op);
break;
+ case IOC_E_FWRSP_ACQ_ADDR:
+ del_timer(&ioc->ioc_timer);
+ ioc->cbfn->enable_cbfn(ioc->bfa, BFA_STATUS_FAA_ACQ_ADDR);
+ bfa_ioc_hb_monitor(ioc);
+ bfa_fsm_set_state(ioc, bfa_ioc_sm_acq_addr);
+ break;
+
case IOC_E_PFFAILED:
case IOC_E_HWERROR:
del_timer(&ioc->ioc_timer);
@@ -378,11 +389,54 @@ bfa_ioc_sm_getattr(struct bfa_ioc *ioc, enum ioc_event event)
}
}
+/**
+ * Acquiring address from fabric (entry function)
+ */
+static void
+bfa_ioc_sm_acq_addr_entry(struct bfa_ioc *ioc)
+{
+}
+
+/**
+ * Acquiring address from the fabric
+ */
+static void
+bfa_ioc_sm_acq_addr(struct bfa_ioc *ioc, enum ioc_event event)
+{
+ switch (event) {
+ case IOC_E_FWRSP_GETATTR:
+ bfa_ioc_check_attr_wwns(ioc);
+ bfa_fsm_set_state(ioc, bfa_ioc_sm_op);
+ break;
+
+ case IOC_E_PFFAILED:
+ case IOC_E_HWERROR:
+ bfa_ioc_hb_stop(ioc);
+ case IOC_E_HBFAIL:
+ ioc->cbfn->enable_cbfn(ioc->bfa, BFA_STATUS_IOC_FAILURE);
+ bfa_fsm_set_state(ioc, bfa_ioc_sm_fail);
+ if (event != IOC_E_PFFAILED)
+ bfa_iocpf_getattrfail(ioc);
+ break;
+
+ case IOC_E_DISABLE:
+ bfa_ioc_hb_stop(ioc);
+ bfa_fsm_set_state(ioc, bfa_ioc_sm_disabling);
+ break;
+
+ case IOC_E_ENABLE:
+ break;
+
+ default:
+ bfa_sm_fault(event);
+ }
+}
+
static void
bfa_ioc_sm_op_entry(struct bfa_ioc *ioc)
{
ioc->cbfn->enable_cbfn(ioc->bfa, BFA_STATUS_OK);
- bfa_ioc_hb_monitor(ioc);
+ bfa_ioc_event_notify(ioc, BFA_IOC_E_ENABLED);
}
static void
@@ -1639,6 +1693,15 @@ bfa_ioc_getattr_reply(struct bfa_ioc *ioc)
}
/**
+ * Response from f/w that IOC attributes are not ready
+ */
+static void
+bfa_ioc_acq_addr_reply(struct bfa_ioc *ioc)
+{
+ bfa_fsm_send_event(ioc, IOC_E_FWRSP_ACQ_ADDR);
+}
+
+/**
* Attach time initialization of mbox logic.
*/
static void
@@ -1856,6 +1919,10 @@ bfa_ioc_isr(struct bfa_ioc *ioc, struct bfi_mbmsg *m)
bfa_ioc_getattr_reply(ioc);
break;
+ case BFI_IOC_I2H_ACQ_ADDR_REPLY:
+ bfa_ioc_acq_addr_reply(ioc);
+ break;
+
default:
BUG_ON(1);
}
diff --git a/drivers/net/bna/bfi.h b/drivers/net/bna/bfi.h
index d95eeb2..8d238a7 100644
--- a/drivers/net/bna/bfi.h
+++ b/drivers/net/bna/bfi.h
@@ -225,6 +225,7 @@ enum bfi_ioc_i2h_msgs {
BFI_IOC_I2H_DISABLE_REPLY = BFA_I2HM(2),
BFI_IOC_I2H_GETATTR_REPLY = BFA_I2HM(3),
BFI_IOC_I2H_HBEAT = BFA_I2HM(4),
+ BFI_IOC_I2H_ACQ_ADDR_REPLY = BFA_I2HM(5),
};
/**
--
1.7.1
--
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