ixgbe: Stop cacheing if the MNG FW enabled

We use to cache whether the MNG FW was enabled, how since this isn't
static we really need to verify with each check.  This patch makes that
change.

CC: Arun Sharma <asharma@fb.com>
Signed-off-by: Don Skidmore <donald.c.skidmore@intel.com>
Tested-by: Phil Schmitt <phillip.j.schmitt@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>

6 files changed, 5 insertions, 13 deletions

diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_82598.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_82598.c
index 7fe2254..4c78ea8 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_82598.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_82598.c
@@ -1315,7 +1315,6 @@ static struct ixgbe_mac_operations mac_ops_82598 = {
 	.release_swfw_sync      = &ixgbe_release_swfw_sync,
 	.get_thermal_sensor_data = NULL,
 	.init_thermal_sensor_thresh = NULL,
-	.mng_fw_enabled		= NULL,
 	.prot_autoc_read	= &prot_autoc_read_generic,
 	.prot_autoc_write	= &prot_autoc_write_generic,
 };
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_82599.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_82599.c
index 34ab2fc..f32b3dd 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_82599.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_82599.c
@@ -67,7 +67,7 @@ static s32 ixgbe_write_i2c_byte_82599(struct ixgbe_hw *hw, u8 byte_offset,
 static s32 ixgbe_reset_pipeline_82599(struct ixgbe_hw *hw);
 static bool ixgbe_verify_lesm_fw_enabled_82599(struct ixgbe_hw *hw);
 
-static bool ixgbe_mng_enabled(struct ixgbe_hw *hw)
+bool ixgbe_mng_enabled(struct ixgbe_hw *hw)
 {
 	u32 fwsm, manc, factps;
 
@@ -94,7 +94,7 @@ static void ixgbe_init_mac_link_ops_82599(struct ixgbe_hw *hw)
 	 * and MNG not enabled
 	 */
 	if ((mac->ops.get_media_type(hw) == ixgbe_media_type_fiber) &&
-	    !hw->mng_fw_enabled) {
+	    !ixgbe_mng_enabled(hw)) {
 		mac->ops.disable_tx_laser =
 		                       &ixgbe_disable_tx_laser_multispeed_fiber;
 		mac->ops.enable_tx_laser =
@@ -1206,7 +1206,7 @@ mac_reset_top:
 		 * Likewise if we support WoL we don't want change the
 		 * LMS state either.
 		 */
-		if ((hw->phy.multispeed_fiber && hw->mng_fw_enabled) ||
+		if ((hw->phy.multispeed_fiber && ixgbe_mng_enabled(hw)) ||
 		    hw->wol_enabled)
 			hw->mac.orig_autoc =
 				(hw->mac.orig_autoc & ~IXGBE_AUTOC_LMS_MASK) |
@@ -2500,7 +2500,6 @@ static struct ixgbe_mac_operations mac_ops_82599 = {
 	.release_swfw_sync      = &ixgbe_release_swfw_sync,
 	.get_thermal_sensor_data = &ixgbe_get_thermal_sensor_data_generic,
 	.init_thermal_sensor_thresh = &ixgbe_init_thermal_sensor_thresh_generic,
-	.mng_fw_enabled		= &ixgbe_mng_enabled,
 	.prot_autoc_read	= &prot_autoc_read_82599,
 	.prot_autoc_write	= &prot_autoc_write_82599,
 };
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_common.h b/drivers/net/ethernet/intel/ixgbe/ixgbe_common.h
index afa1cda..f12c40f 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_common.h
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_common.h
@@ -111,6 +111,7 @@ s32 ixgbe_get_device_caps_generic(struct ixgbe_hw *hw, u16 *device_caps);
 s32 ixgbe_set_fw_drv_ver_generic(struct ixgbe_hw *hw, u8 maj, u8 min,
 				 u8 build, u8 ver);
 void ixgbe_clear_tx_pending(struct ixgbe_hw *hw);
+bool ixgbe_mng_enabled(struct ixgbe_hw *hw);
 
 void ixgbe_set_rxpba_generic(struct ixgbe_hw *hw, int num_pb,
 			     u32 headroom, int strategy);
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
index 02271f6..354771f 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
@@ -8038,10 +8038,6 @@ static int ixgbe_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 	if (err)
 		goto err_sw_init;
 
-	/* Cache if MNG FW is up so we don't have to read the REG later */
-	if (hw->mac.ops.mng_fw_enabled)
-		hw->mng_fw_enabled = hw->mac.ops.mng_fw_enabled(hw);
-
 	/* Make it possible the adapter to be woken up via WOL */
 	switch (adapter->hw.mac.type) {
 	case ixgbe_mac_82599EB:
@@ -8292,7 +8288,7 @@ skip_sriov:
 	ixgbe_dbg_adapter_init(adapter);
 
 	/* Need link setup for MNG FW, else wait for IXGBE_UP */
-	if (hw->mng_fw_enabled && hw->mac.ops.setup_link)
+	if (ixgbe_mng_enabled(hw) && hw->mac.ops.setup_link)
 		hw->mac.ops.setup_link(hw,
 			IXGBE_LINK_SPEED_10GB_FULL | IXGBE_LINK_SPEED_1GB_FULL,
 			true);
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_type.h b/drivers/net/ethernet/intel/ixgbe/ixgbe_type.h
index b5408eb..8a6ff24 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_type.h
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_type.h
@@ -2921,7 +2921,6 @@ struct ixgbe_mac_operations {
 	s32 (*set_fw_drv_ver)(struct ixgbe_hw *, u8, u8, u8, u8);
 	s32 (*get_thermal_sensor_data)(struct ixgbe_hw *);
 	s32 (*init_thermal_sensor_thresh)(struct ixgbe_hw *hw);
-	bool (*mng_fw_enabled)(struct ixgbe_hw *hw);
 };
 
 struct ixgbe_phy_operations {
@@ -3052,7 +3051,6 @@ struct ixgbe_hw {
 	bool				adapter_stopped;
 	bool				force_full_reset;
 	bool				allow_unsupported_sfp;
-	bool				mng_fw_enabled;
 	bool				wol_enabled;
 };
 
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_x540.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_x540.c
index 2e0e5ec..188a597 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_x540.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_x540.c
@@ -855,7 +855,6 @@ static struct ixgbe_mac_operations mac_ops_X540 = {
 	.enable_rx_buff		= &ixgbe_enable_rx_buff_generic,
 	.get_thermal_sensor_data = NULL,
 	.init_thermal_sensor_thresh = NULL,
-	.mng_fw_enabled		= NULL,
 	.prot_autoc_read	= &prot_autoc_read_generic,
 	.prot_autoc_write	= &prot_autoc_write_generic,
 };