ixgbe/base: support 5G link speed

Support 5G link speed for X550.

Signed-off-by: Changchun Ouyang <changchun.ouyang@intel.com>
Acked-by: Jijiang Liu <jijiang.liu@intel.com>

diff --git a/lib/librte_pmd_ixgbe/ixgbe/ixgbe_common.c b/lib/librte_pmd_ixgbe/ixgbe/ixgbe_common.c
index 3bc1449..87e5ceb 100644 (file)
--- a/lib/librte_pmd_ixgbe/ixgbe/ixgbe_common.c
+++ b/lib/librte_pmd_ixgbe/ixgbe/ixgbe_common.c
@@ -4094,6 +4094,10 @@ s32 ixgbe_check_mac_link_generic(struct ixgbe_hw *hw, ixgbe_link_speed *speed,
                 IXGBE_LINKS_SPEED_100_82599)
                *speed = IXGBE_LINK_SPEED_100_FULL;
        else
+               if (hw->mac.type >= ixgbe_mac_X550) {
+                       if (links_reg & IXGBE_LINKS_SPEED_NON_STD)
+                               *speed = IXGBE_LINK_SPEED_5GB_FULL;
+               }
                *speed = IXGBE_LINK_SPEED_UNKNOWN;
 
        return IXGBE_SUCCESS;

diff --git a/lib/librte_pmd_ixgbe/ixgbe/ixgbe_phy.c b/lib/librte_pmd_ixgbe/ixgbe/ixgbe_phy.c
index 07ef83d..38c9909 100644 (file)
--- a/lib/librte_pmd_ixgbe/ixgbe/ixgbe_phy.c
+++ b/lib/librte_pmd_ixgbe/ixgbe/ixgbe_phy.c
@@ -744,6 +744,44 @@ s32 ixgbe_setup_phy_link_generic(struct ixgbe_hw *hw)
                                      autoneg_reg);
        }
 
+       if (hw->mac.type == ixgbe_mac_X550) {
+               if (speed & IXGBE_LINK_SPEED_5GB_FULL) {
+                       /* Set or unset auto-negotiation 1G advertisement */
+                       hw->phy.ops.read_reg(hw,
+                               IXGBE_MII_AUTONEG_VENDOR_PROVISION_1_REG,
+                               IXGBE_MDIO_AUTO_NEG_DEV_TYPE,
+                               &autoneg_reg);
+
+                       autoneg_reg &= ~IXGBE_MII_5GBASE_T_ADVERTISE;
+                       if (hw->phy.autoneg_advertised &
+                            IXGBE_LINK_SPEED_5GB_FULL)
+                               autoneg_reg |= IXGBE_MII_5GBASE_T_ADVERTISE;
+
+                       hw->phy.ops.write_reg(hw,
+                               IXGBE_MII_AUTONEG_VENDOR_PROVISION_1_REG,
+                               IXGBE_MDIO_AUTO_NEG_DEV_TYPE,
+                               autoneg_reg);
+               }
+
+               if (speed & IXGBE_LINK_SPEED_2_5GB_FULL) {
+                       /* Set or unset auto-negotiation 1G advertisement */
+                       hw->phy.ops.read_reg(hw,
+                               IXGBE_MII_AUTONEG_VENDOR_PROVISION_1_REG,
+                               IXGBE_MDIO_AUTO_NEG_DEV_TYPE,
+                               &autoneg_reg);
+
+                       autoneg_reg &= ~IXGBE_MII_2_5GBASE_T_ADVERTISE;
+                       if (hw->phy.autoneg_advertised &
+                           IXGBE_LINK_SPEED_2_5GB_FULL)
+                               autoneg_reg |= IXGBE_MII_2_5GBASE_T_ADVERTISE;
+
+                       hw->phy.ops.write_reg(hw,
+                               IXGBE_MII_AUTONEG_VENDOR_PROVISION_1_REG,
+                               IXGBE_MDIO_AUTO_NEG_DEV_TYPE,
+                               autoneg_reg);
+               }
+       }
+
        if (speed & IXGBE_LINK_SPEED_1GB_FULL) {
                /* Set or unset auto-negotiation 1G advertisement */
                hw->phy.ops.read_reg(hw,
@@ -815,6 +853,12 @@ s32 ixgbe_setup_phy_link_speed_generic(struct ixgbe_hw *hw,
        if (speed & IXGBE_LINK_SPEED_10GB_FULL)
                hw->phy.autoneg_advertised |= IXGBE_LINK_SPEED_10GB_FULL;
 
+       if (speed & IXGBE_LINK_SPEED_5GB_FULL)
+               hw->phy.autoneg_advertised |= IXGBE_LINK_SPEED_5GB_FULL;
+
+       if (speed & IXGBE_LINK_SPEED_2_5GB_FULL)
+               hw->phy.autoneg_advertised |= IXGBE_LINK_SPEED_2_5GB_FULL;
+
        if (speed & IXGBE_LINK_SPEED_1GB_FULL)
                hw->phy.autoneg_advertised |= IXGBE_LINK_SPEED_1GB_FULL;
 
@@ -833,7 +877,8 @@ s32 ixgbe_setup_phy_link_speed_generic(struct ixgbe_hw *hw,
  *  @speed: pointer to link speed
  *  @autoneg: boolean auto-negotiation value
  *
- *  Determines the link capabilities by reading the AUTOC register.
+ *  Determines the supported link capabilities by reading the PHY auto
+ *  negotiation register.
  **/
 s32 ixgbe_get_copper_link_capabilities_generic(struct ixgbe_hw *hw,
                                               ixgbe_link_speed *speed,
@@ -860,6 +905,15 @@ s32 ixgbe_get_copper_link_capabilities_generic(struct ixgbe_hw *hw,
                        *speed |= IXGBE_LINK_SPEED_100_FULL;
        }
 
+       /* Internal PHY does not support 100 Mbps */
+       if (hw->mac.type == ixgbe_mac_X550EM_x)
+               *speed &= ~IXGBE_LINK_SPEED_100_FULL;
+
+       if (hw->mac.type == ixgbe_mac_X550) {
+               *speed |= IXGBE_LINK_SPEED_2_5GB_FULL;
+               *speed |= IXGBE_LINK_SPEED_5GB_FULL;
+       }
+
        return status;
 }
 

diff --git a/lib/librte_pmd_ixgbe/ixgbe/ixgbe_type.h b/lib/librte_pmd_ixgbe/ixgbe/ixgbe_type.h
index 0dba7d9..2ff8ecf 100644 (file)
--- a/lib/librte_pmd_ixgbe/ixgbe/ixgbe_type.h
+++ b/lib/librte_pmd_ixgbe/ixgbe/ixgbe_type.h
@@ -1415,6 +1415,8 @@ struct ixgbe_dmac_config {
 #define IXGBE_MII_10GBASE_T_ADVERTISE          0x1000 /* full duplex, bit:12*/
 #define IXGBE_MII_1GBASE_T_ADVERTISE_XNP_TX    0x4000 /* full duplex, bit:14*/
 #define IXGBE_MII_1GBASE_T_ADVERTISE           0x8000 /* full duplex, bit:15*/
+#define IXGBE_MII_2_5GBASE_T_ADVERTISE         0x0400
+#define IXGBE_MII_5GBASE_T_ADVERTISE           0x0800
 #define IXGBE_MII_100BASE_T_ADVERTISE          0x0100 /* full duplex, bit:8 */
 #define IXGBE_MII_100BASE_T_ADVERTISE_HALF     0x0080 /* half duplex, bit:7 */
 #define IXGBE_MII_RESTART                      0x200
@@ -2967,7 +2969,8 @@ typedef u32 ixgbe_link_speed;
 #define IXGBE_LINK_SPEED_UNKNOWN       0
 #define IXGBE_LINK_SPEED_100_FULL      0x0008
 #define IXGBE_LINK_SPEED_1GB_FULL      0x0020
-#define IXGBE_LINK_SPEED_2_5GB_FULL    0x0040
+#define IXGBE_LINK_SPEED_2_5GB_FULL    0x0400
+#define IXGBE_LINK_SPEED_5GB_FULL      0x0800
 #define IXGBE_LINK_SPEED_10GB_FULL     0x0080
 #define IXGBE_LINK_SPEED_82598_AUTONEG (IXGBE_LINK_SPEED_1GB_FULL | \
                                         IXGBE_LINK_SPEED_10GB_FULL)