AcoSail/kernel_optimize_test
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netxen: defer firmware handshake

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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>
This commit is contained in:
Dhananjay Phadke 2009-04-07 22:50:41 +00:00 committed by David S. Miller
parent d877f1e344
commit 56a007871a
3 changed files with 22 additions and 42 deletions
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1
drivers/net/netxen/netxen_nic.h
View File

@ -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);

59
drivers/net/netxen/netxen_nic_init.c
View File

@ -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,

4
drivers/net/netxen/netxen_nic_main.c
View File

@ -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;