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netxen: fix firmware init handshake 

Make sure all functions run firmware init handshake.

If PCI function 0 fails to initialize firmware, mark the
state failed so that other functions on the same board
bail out quickly instead of waiting 30s for firmware
handshake.

Signed-off-by: Dhananjay Phadke <dhananjay@netxen.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Dhananjay Phadke 2009-06-22 20:26:21 +00:00 committed by David S. Miller
parent 01542cd1bb
commit 96f2ebd2e1
2 changed files with 23 additions and 19 deletions
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39
drivers/net/netxen/netxen_nic_init.c
View File

@ -944,28 +944,31 @@ int netxen_phantom_init(struct netxen_adapter *adapter, int pegtune_val)
u32 val = 0;
int retries = 60;
if (!pegtune_val) {
do {
val = NXRD32(adapter, CRB_CMDPEG_STATE);
if (pegtune_val)
return 0;
if (val == PHAN_INITIALIZE_COMPLETE ||
val == PHAN_INITIALIZE_ACK)
return 0;
do {
val = NXRD32(adapter, CRB_CMDPEG_STATE);
msleep(500);
} while (--retries);
if (!retries) {
pegtune_val = NXRD32(adapter,
NETXEN_ROMUSB_GLB_PEGTUNE_DONE);
printk(KERN_WARNING "netxen_phantom_init: init failed, "
"pegtune_val=%x\n", pegtune_val);
return -1;
switch (val) {
case PHAN_INITIALIZE_COMPLETE:
case PHAN_INITIALIZE_ACK:
return 0;
case PHAN_INITIALIZE_FAILED:
goto out_err;
default:
break;
}
}
return 0;
msleep(500);
} while (--retries);
NXWR32(adapter, CRB_CMDPEG_STATE, PHAN_INITIALIZE_FAILED);
out_err:
dev_warn(&adapter->pdev->dev, "firmware init failed\n");
return -EIO;
}
static int

3
drivers/net/netxen/netxen_nic_main.c
View File

@ -705,7 +705,7 @@ netxen_start_firmware(struct netxen_adapter *adapter, int request_fw)
first_driver = (adapter->ahw.pci_func == 0);
if (!first_driver)
return 0;
goto wait_init;
first_boot = NXRD32(adapter, NETXEN_CAM_RAM(0x1fc));
@ -752,6 +752,7 @@ netxen_start_firmware(struct netxen_adapter *adapter, int request_fw)
| (_NETXEN_NIC_LINUX_SUBVERSION);
NXWR32(adapter, CRB_DRIVER_VERSION, val);
wait_init:
/* Handshake with the card before we register the devices. */
err = netxen_phantom_init(adapter, NETXEN_NIC_PEG_TUNE);
if (err) {