bnx2x: Specific Active-DAC is not detected on 57810

Fix Warpcore mode setting when active DAC (Direct Attached Cable) is detected.

Signed-off-by: Yaniv Rosner <yanivr@broadcom.com>
Signed-off-by: Eilon Greenstein <eilong@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c
index 5c6d46c619428a79119fb4ccd06356cef02c8550..dc67566645d2c598bf71afeeee0d405195c11fcc 100644 (file)
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c
@@ -175,6 +175,7 @@ typedef int (*read_sfp_module_eeprom_func_p)(struct bnx2x_phy *phy,
 #define EDC_MODE_LINEAR                                0x0022
 #define EDC_MODE_LIMITING                              0x0044
 #define EDC_MODE_PASSIVE_DAC                   0x0055
+#define EDC_MODE_ACTIVE_DAC                    0x0066
 
 /* ETS defines*/
 #define DCBX_INVALID_COS                                       (0xFF)
@@ -8110,7 +8111,10 @@ static int bnx2x_get_edc_mode(struct bnx2x_phy *phy,
                if (copper_module_type &
                    SFP_EEPROM_FC_TX_TECH_BITMASK_COPPER_ACTIVE) {
                        DP(NETIF_MSG_LINK, "Active Copper cable detected\n");
-                       check_limiting_mode = 1;
+                       if (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT)
+                               *edc_mode = EDC_MODE_ACTIVE_DAC;
+                       else
+                               check_limiting_mode = 1;
                } else if (copper_module_type &
                        SFP_EEPROM_FC_TX_TECH_BITMASK_COPPER_PASSIVE) {
                                DP(NETIF_MSG_LINK,
@@ -8585,6 +8589,7 @@ static void bnx2x_warpcore_set_limiting_mode(struct link_params *params,
                mode = MDIO_WC_REG_UC_INFO_B1_FIRMWARE_MODE_DEFAULT;
                break;
        case EDC_MODE_PASSIVE_DAC:
+       case EDC_MODE_ACTIVE_DAC:
                mode = MDIO_WC_REG_UC_INFO_B1_FIRMWARE_MODE_SFP_DAC;
                break;
        default: