qlcnic: Reset firmware API lock at driver load time

Some firmware versions fails to reset the lock during
initialization. Force reset firmware API lock during driver
probe to ensure lock availability.

Signed-off-by: Sony Chacko <sony.chacko@qlogic.com>
Signed-off-by: Shahed Shaikh <shahed.shaikh@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Sony Chacko 2014-04-23 09:59:55 -04:00 committed by David S. Miller
parent ed2da03c69
commit 2c97e9e263
1 changed files with 9 additions and 0 deletions

View File

@ -2374,6 +2374,14 @@ void qlcnic_set_drv_version(struct qlcnic_adapter *adapter)
qlcnic_fw_cmd_set_drv_version(adapter, fw_cmd);
}
/* Reset firmware API lock */
static void qlcnic_reset_api_lock(struct qlcnic_adapter *adapter)
{
qlcnic_api_lock(adapter);
qlcnic_api_unlock(adapter);
}
static int
qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
{
@ -2476,6 +2484,7 @@ qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
if (qlcnic_82xx_check(adapter)) {
qlcnic_check_vf(adapter, ent);
adapter->portnum = adapter->ahw->pci_func;
qlcnic_reset_api_lock(adapter);
err = qlcnic_start_firmware(adapter);
if (err) {
dev_err(&pdev->dev, "Loading fw failed.Please Reboot\n"