qlcnic: Add eSwitch statistics support

o Read eSwitch statistics from adapter and display them as part
  of ethtool statistics.

Signed-off-by: Shahed Shaikh <shahed.shaikh@qlogic.com>
Signed-off-by: Jitendra Kalsaria <jitendra.kalsaria@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

3 files changed, 11 insertions, 1 deletions

diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c
index fd0829c2839d..c40b077d43da 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c
@@ -2922,6 +2922,9 @@ static u64 *qlcnic_83xx_fill_stats(struct qlcnic_adapter *adapter,
                 /* fill in MAC rx frame stats */
                 for (k += 6; k < 80; k += 2)
                         data = qlcnic_83xx_copy_stats(cmd, data, k);
+                /* fill in eSwitch stats */
+                for (; k < total_regs; k += 2)
+                        data = qlcnic_83xx_copy_stats(cmd, data, k);
                 break;
         case QLC_83XX_STAT_RX:
                 for (k = 2; k < 8; k += 2)
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.h b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.h
index 4be411c2628a..1f1d85e6f2af 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.h
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.h
@@ -381,7 +381,7 @@ enum qlcnic_83xx_states {
 #define QLC_83XX_STAT_MAC       1
 #define QLC_83XX_TX_STAT_REGS   14
 #define QLC_83XX_RX_STAT_REGS   40
-#define QLC_83XX_MAC_STAT_REGS  80
+#define QLC_83XX_MAC_STAT_REGS  94
 
 #define QLC_83XX_GET_FUNC_PRIVILEGE(VAL, FN)    (0x3 & ((VAL) >> (FN * 2)))
 #define QLC_83XX_SET_FUNC_OPMODE(VAL, FN)       ((VAL) << (FN * 2))
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c
index 59350c287f63..629d901637e1 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c
@@ -115,6 +115,13 @@ static const char qlcnic_83xx_mac_stats_strings[][ETH_GSTRING_LEN] = {
         "mac_rx_dropped",
         "mac_crc_error",
         "mac_align_error",
+        "eswitch_frames",
+        "eswitch_bytes",
+        "eswitch_multicast_frames",
+        "eswitch_broadcast_frames",
+        "eswitch_unicast_frames",
+        "eswitch_error_free_frames",
+        "eswitch_error_free_bytes",
 };
 
 #define QLCNIC_STATS_LEN        ARRAY_SIZE(qlcnic_gstrings_stats)