diff options
Diffstat (limited to 'drivers/net/ethernet/intel/ixgbe/ixgbe_x540.c')
| -rw-r--r-- | drivers/net/ethernet/intel/ixgbe/ixgbe_x540.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_x540.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_x540.c index c00b67b4c1dc..40824d85d807 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_x540.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_x540.c @@ -747,6 +747,25 @@ static void ixgbe_release_swfw_sync_semaphore(struct ixgbe_hw *hw) } /** + * ixgbe_init_swfw_sync_X540 - Release hardware semaphore + * @hw: pointer to hardware structure + * + * This function reset hardware semaphore bits for a semaphore that may + * have be left locked due to a catastrophic failure. + **/ +void ixgbe_init_swfw_sync_X540(struct ixgbe_hw *hw) +{ + /* First try to grab the semaphore but we don't need to bother + * looking to see whether we got the lock or not since we do + * the same thing regardless of whether we got the lock or not. + * We got the lock - we release it. + * We timeout trying to get the lock - we force its release. + */ + ixgbe_get_swfw_sync_semaphore(hw); + ixgbe_release_swfw_sync_semaphore(hw); +} + +/** * ixgbe_blink_led_start_X540 - Blink LED based on index. * @hw: pointer to hardware structure * @index: led number to blink @@ -854,6 +873,7 @@ static const struct ixgbe_mac_operations mac_ops_X540 = { .set_vlan_anti_spoofing = &ixgbe_set_vlan_anti_spoofing, .acquire_swfw_sync = &ixgbe_acquire_swfw_sync_X540, .release_swfw_sync = &ixgbe_release_swfw_sync_X540, + .init_swfw_sync = &ixgbe_init_swfw_sync_X540, .disable_rx_buff = &ixgbe_disable_rx_buff_generic, .enable_rx_buff = &ixgbe_enable_rx_buff_generic, .get_thermal_sensor_data = NULL, |