qede: Add support for ethtool private flags

Adds a getter for the interfaces private flags.
The only parameter currently supported is whether the interface is a
coupled function [required for supporting 100g].

Signed-off-by: Yuval Mintz <Yuval.Mintz@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 23 insertions, 0 deletions

diff --git a/drivers/net/ethernet/qlogic/qede/qede_ethtool.c b/drivers/net/ethernet/qlogic/qede/qede_ethtool.c
index f87e83b41d5d..2ac98d44c1e1 100644
--- a/drivers/net/ethernet/qlogic/qede/qede_ethtool.c
+++ b/drivers/net/ethernet/qlogic/qede/qede_ethtool.c
@@ -116,6 +116,15 @@ static const struct {
 
 #define QEDE_NUM_STATS  ARRAY_SIZE(qede_stats_arr)
 
+enum {
+        QEDE_PRI_FLAG_CMT,
+        QEDE_PRI_FLAG_LEN,
+};
+
+static const char qede_private_arr[QEDE_PRI_FLAG_LEN][ETH_GSTRING_LEN] = {
+        "Coupled-Function",
+};
+
 static void qede_get_strings_stats(struct qede_dev *edev, u8 *buf)
 {
         int i, j, k;
@@ -139,6 +148,10 @@ static void qede_get_strings(struct net_device *dev, u32 stringset, u8 *buf)
         case ETH_SS_STATS:
                 qede_get_strings_stats(edev, buf);
                 break;
+        case ETH_SS_PRIV_FLAGS:
+                memcpy(buf, qede_private_arr,
+                       ETH_GSTRING_LEN * QEDE_PRI_FLAG_LEN);
+                break;
         default:
                 DP_VERBOSE(edev, QED_MSG_DEBUG,
                            "Unsupported stringset 0x%08x\n", stringset);
@@ -177,6 +190,8 @@ static int qede_get_sset_count(struct net_device *dev, int stringset)
         switch (stringset) {
         case ETH_SS_STATS:
                 return num_stats + QEDE_NUM_RQSTATS;
+        case ETH_SS_PRIV_FLAGS:
+                return QEDE_PRI_FLAG_LEN;
 
         default:
                 DP_VERBOSE(edev, QED_MSG_DEBUG,
@@ -185,6 +200,13 @@ static int qede_get_sset_count(struct net_device *dev, int stringset)
         }
 }
 
+static u32 qede_get_priv_flags(struct net_device *dev)
+{
+        struct qede_dev *edev = netdev_priv(dev);
+
+        return (!!(edev->dev_info.common.num_hwfns > 1)) << QEDE_PRI_FLAG_CMT;
+}
+
 static int qede_get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
 {
         struct qede_dev *edev = netdev_priv(dev);
@@ -814,6 +836,7 @@ static const struct ethtool_ops qede_ethtool_ops = {
         .get_strings = qede_get_strings,
         .set_phys_id = qede_set_phys_id,
         .get_ethtool_stats = qede_get_ethtool_stats,
+        .get_priv_flags = qede_get_priv_flags,
         .get_sset_count = qede_get_sset_count,
         .get_rxnfc = qede_get_rxnfc,
         .set_rxnfc = qede_set_rxnfc,