[dpdk-dev] [PATCH 17/29] net/ixgbe/base: support busy SGMII register reads

[Wei Dai <wei.dai@intel.com>]

This patch is needed for base driver support because the NW_MNG_IF_SEL
register fields are used to determine SGMII link for busy SGMII register
reads.

Signed-off-by: Wei Dai <wei.dai@intel.com>
---
 drivers/net/ixgbe/base/ixgbe_x550.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/drivers/net/ixgbe/base/ixgbe_x550.c b/drivers/net/ixgbe/base/ixgbe_x550.c
index c7ccd81..0011f21 100644
--- a/drivers/net/ixgbe/base/ixgbe_x550.c
+++ b/drivers/net/ixgbe/base/ixgbe_x550.c
@@ -2444,6 +2444,9 @@ s32 ixgbe_init_phy_ops_X550em(struct ixgbe_hw *hw)
 
 	DEBUGFUNC("ixgbe_init_phy_ops_X550em");
 
+	hw->mac.ops.set_lan_id(hw);
+	ixgbe_read_mng_if_sel_x550em(hw);
+
 	if (hw->mac.ops.get_media_type(hw) == ixgbe_media_type_fiber) {
 		phy->phy_semaphore_mask = IXGBE_GSSR_SHARED_I2C_SM;
 		ixgbe_setup_mux_ctl(hw);
@@ -2483,7 +2486,8 @@ s32 ixgbe_init_phy_ops_X550em(struct ixgbe_hw *hw)
 
 	/* Identify the PHY or SFP module */
 	ret_val = phy->ops.identify(hw);
-	if (ret_val == IXGBE_ERR_SFP_NOT_SUPPORTED)
+	if (ret_val == IXGBE_ERR_SFP_NOT_SUPPORTED ||
+	    ret_val == IXGBE_ERR_PHY_ADDR_INVALID)
 		return ret_val;
 
 	/* Setup function pointers based on detected hardware */
-- 
2.7.4