From 56a007871a6689db80e19f63fe6dc3692daa2a6f Mon Sep 17 00:00:00 2001
From: Dhananjay Phadke <dhananjay@netxen.com>
Date: Tue, 7 Apr 2009 22:50:41 +0000
Subject: [PATCH] netxen: defer firmware handshake
Removed duplicate firmware handshake, defer it until first
port (interface) is brought up.
Signed-off-by: Dhananjay Phadke <dhananjay@netxen.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
drivers/net/netxen/netxen_nic.h | 1 -
drivers/net/netxen/netxen_nic_init.c | 59 +++++++++++-----------------
drivers/net/netxen/netxen_nic_main.c | 4 --
3 files changed, 22 insertions(+), 42 deletions(-)
diff --git a/drivers/net/netxen/netxen_nic.h b/drivers/net/netxen/netxen_nic.h
index 2aa658db103f..7e208b31a27e 100644
--- a/drivers/net/netxen/netxen_nic.h
+++ b/drivers/net/netxen/netxen_nic.h
@@ -1359,7 +1359,6 @@ unsigned long netxen_nic_pci_set_window_2M(struct netxen_adapter *adapter,
void netxen_free_adapter_offload(struct netxen_adapter *adapter);
int netxen_initialize_adapter_offload(struct netxen_adapter *adapter);
int netxen_phantom_init(struct netxen_adapter *adapter, int pegtune_val);
-int netxen_receive_peg_ready(struct netxen_adapter *adapter);
int netxen_load_firmware(struct netxen_adapter *adapter);
int netxen_pinit_from_rom(struct netxen_adapter *adapter, int verbose);
diff --git a/drivers/net/netxen/netxen_nic_init.c b/drivers/net/netxen/netxen_nic_init.c
index 8e45dcc27c7f..9991951e6e05 100644
--- a/drivers/net/netxen/netxen_nic_init.c
+++ b/drivers/net/netxen/netxen_nic_init.c
@@ -108,42 +108,6 @@ static void crb_addr_transform_setup(void)
crb_addr_transform(I2C0);
}
-int netxen_init_firmware(struct netxen_adapter *adapter)
-{
- u32 state = 0, loops = 0, err = 0;
-
- /* Window 1 call */
- state = adapter->pci_read_normalize(adapter, CRB_CMDPEG_STATE);
-
- if (state == PHAN_INITIALIZE_ACK)
- return 0;
-
- while (state != PHAN_INITIALIZE_COMPLETE && loops < 2000) {
- msleep(1);
- /* Window 1 call */
- state = adapter->pci_read_normalize(adapter, CRB_CMDPEG_STATE);
-
- loops++;
- }
- if (loops >= 2000) {
- printk(KERN_ERR "Cmd Peg initialization not complete:%x.\n",
- state);
- err = -EIO;
- return err;
- }
- /* Window 1 call */
- adapter->pci_write_normalize(adapter,
- CRB_NIC_CAPABILITIES_HOST, INTR_SCHEME_PERPORT);
- adapter->pci_write_normalize(adapter,
- CRB_NIC_MSI_MODE_HOST, MSI_MODE_MULTIFUNC);
- adapter->pci_write_normalize(adapter,
- CRB_MPORT_MODE, MPORT_MULTI_FUNCTION_MODE);
- adapter->pci_write_normalize(adapter,
- CRB_CMDPEG_STATE, PHAN_INITIALIZE_ACK);
-
- return err;
-}
-
void netxen_release_rx_buffers(struct netxen_adapter *adapter)
{
struct netxen_recv_context *recv_ctx;
@@ -789,7 +753,8 @@ int netxen_phantom_init(struct netxen_adapter *adapter, int pegtune_val)
return 0;
}
-int netxen_receive_peg_ready(struct netxen_adapter *adapter)
+static int
+netxen_receive_peg_ready(struct netxen_adapter *adapter)
{
u32 val = 0;
int retries = 2000;
@@ -813,6 +778,26 @@ int netxen_receive_peg_ready(struct netxen_adapter *adapter)
return 0;
}
+int netxen_init_firmware(struct netxen_adapter *adapter)
+{
+ int err;
+
+ err = netxen_receive_peg_ready(adapter);
+ if (err)
+ return err;
+
+ adapter->pci_write_normalize(adapter,
+ CRB_NIC_CAPABILITIES_HOST, INTR_SCHEME_PERPORT);
+ adapter->pci_write_normalize(adapter,
+ CRB_NIC_MSI_MODE_HOST, MSI_MODE_MULTIFUNC);
+ adapter->pci_write_normalize(adapter,
+ CRB_MPORT_MODE, MPORT_MULTI_FUNCTION_MODE);
+ adapter->pci_write_normalize(adapter,
+ CRB_CMDPEG_STATE, PHAN_INITIALIZE_ACK);
+
+ return err;
+}
+
static int
netxen_alloc_rx_skb(struct netxen_adapter *adapter,
struct nx_host_rds_ring *rds_ring,
diff --git a/drivers/net/netxen/netxen_nic_main.c b/drivers/net/netxen/netxen_nic_main.c
index 22b2d491c782..665fce561d4a 100644
--- a/drivers/net/netxen/netxen_nic_main.c
+++ b/drivers/net/netxen/netxen_nic_main.c
@@ -1027,10 +1027,6 @@ netxen_nic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
netxen_napi_add(adapter, netdev);
- err = netxen_receive_peg_ready(adapter);
- if (err)
- goto err_out_disable_msi;
-
init_timer(&adapter->watchdog_timer);
adapter->watchdog_timer.function = &netxen_watchdog;
adapter->watchdog_timer.data = (unsigned long)adapter;
--
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