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-rw-r--r--drivers/net/ethernet/intel/ixgbe/ixgbe_82599.c21
-rw-r--r--drivers/net/ethernet/intel/ixgbe/ixgbe_type.h1
2 files changed, 20 insertions, 2 deletions
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_82599.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_82599.c
index c4c5e87..0b82d38 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_82599.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_82599.c
@@ -1051,6 +1051,14 @@ mac_reset_top:
*/
hw->mac.cached_autoc = IXGBE_READ_REG(hw, IXGBE_AUTOC);
autoc2 = IXGBE_READ_REG(hw, IXGBE_AUTOC2);
+
+ /* Enable link if disabled in NVM */
+ if (autoc2 & IXGBE_AUTOC2_LINK_DISABLE_MASK) {
+ autoc2 &= ~IXGBE_AUTOC2_LINK_DISABLE_MASK;
+ IXGBE_WRITE_REG(hw, IXGBE_AUTOC2, autoc2);
+ IXGBE_WRITE_FLUSH(hw);
+ }
+
if (hw->mac.orig_link_settings_stored == false) {
hw->mac.orig_autoc = hw->mac.cached_autoc;
hw->mac.orig_autoc2 = autoc2;
@@ -2186,8 +2194,17 @@ static s32 ixgbe_read_eeprom_82599(struct ixgbe_hw *hw,
**/
s32 ixgbe_reset_pipeline_82599(struct ixgbe_hw *hw)
{
- s32 i, autoc_reg, ret_val;
- s32 anlp1_reg = 0;
+ s32 ret_val;
+ u32 anlp1_reg = 0;
+ u32 i, autoc_reg, autoc2_reg;
+
+ /* Enable link if disabled in NVM */
+ autoc2_reg = IXGBE_READ_REG(hw, IXGBE_AUTOC2);
+ if (autoc2_reg & IXGBE_AUTOC2_LINK_DISABLE_MASK) {
+ autoc2_reg &= ~IXGBE_AUTOC2_LINK_DISABLE_MASK;
+ IXGBE_WRITE_REG(hw, IXGBE_AUTOC2, autoc2_reg);
+ IXGBE_WRITE_FLUSH(hw);
+ }
autoc_reg = hw->mac.cached_autoc;
autoc_reg |= IXGBE_AUTOC_AN_RESTART;
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_type.h b/drivers/net/ethernet/intel/ixgbe/ixgbe_type.h
index 7480f7b..70c6aa3 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_type.h
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_type.h
@@ -1593,6 +1593,7 @@ enum {
#define IXGBE_AUTOC2_10G_KR (0x0 << IXGBE_AUTOC2_10G_SERIAL_PMA_PMD_SHIFT)
#define IXGBE_AUTOC2_10G_XFI (0x1 << IXGBE_AUTOC2_10G_SERIAL_PMA_PMD_SHIFT)
#define IXGBE_AUTOC2_10G_SFI (0x2 << IXGBE_AUTOC2_10G_SERIAL_PMA_PMD_SHIFT)
+#define IXGBE_AUTOC2_LINK_DISABLE_MASK 0x70000000
#define IXGBE_MACC_FLU 0x00000001
#define IXGBE_MACC_FSV_10G 0x00030000
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