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-rw-r--r--drivers/net/e1000/e1000_ethtool.c3
-rw-r--r--drivers/net/e1000/e1000_hw.c3
-rw-r--r--drivers/net/e1000/e1000_hw.h1
-rw-r--r--drivers/net/e1000/e1000_main.c7
4 files changed, 14 insertions, 0 deletions
diff --git a/drivers/net/e1000/e1000_ethtool.c b/drivers/net/e1000/e1000_ethtool.c
index da459f7177c6..fb96c87f9e56 100644
--- a/drivers/net/e1000/e1000_ethtool.c
+++ b/drivers/net/e1000/e1000_ethtool.c
@@ -100,6 +100,9 @@ static const struct e1000_stats e1000_gstrings_stats[] = {
{ "rx_csum_offload_errors", E1000_STAT(hw_csum_err) },
{ "rx_header_split", E1000_STAT(rx_hdr_split) },
{ "alloc_rx_buff_failed", E1000_STAT(alloc_rx_buff_failed) },
+ { "tx_smbus", E1000_STAT(stats.mgptc) },
+ { "rx_smbus", E1000_STAT(stats.mgprc) },
+ { "dropped_smbus", E1000_STAT(stats.mgpdc) },
};
#define E1000_QUEUE_STATS_LEN 0
diff --git a/drivers/net/e1000/e1000_hw.c b/drivers/net/e1000/e1000_hw.c
index 5a6a61ecb27d..9be44699300b 100644
--- a/drivers/net/e1000/e1000_hw.c
+++ b/drivers/net/e1000/e1000_hw.c
@@ -458,6 +458,9 @@ e1000_set_mac_type(struct e1000_hw *hw)
if (hw->mac_type == e1000_80003es2lan)
hw->rx_needs_kicking = TRUE;
+ if (hw->mac_type > e1000_82544)
+ hw->has_smbus = TRUE;
+
return E1000_SUCCESS;
}
diff --git a/drivers/net/e1000/e1000_hw.h b/drivers/net/e1000/e1000_hw.h
index 15b8625c40c1..d67105883341 100644
--- a/drivers/net/e1000/e1000_hw.h
+++ b/drivers/net/e1000/e1000_hw.h
@@ -1464,6 +1464,7 @@ struct e1000_hw {
boolean_t bad_tx_carr_stats_fd;
boolean_t has_manc2h;
boolean_t rx_needs_kicking;
+ boolean_t has_smbus;
};
diff --git a/drivers/net/e1000/e1000_main.c b/drivers/net/e1000/e1000_main.c
index 3f40a902de64..b06b51a55276 100644
--- a/drivers/net/e1000/e1000_main.c
+++ b/drivers/net/e1000/e1000_main.c
@@ -3743,6 +3743,13 @@ e1000_update_stats(struct e1000_adapter *adapter)
adapter->phy_stats.receive_errors += phy_tmp;
}
+ /* Management Stats */
+ if (adapter->hw.has_smbus) {
+ adapter->stats.mgptc += E1000_READ_REG(hw, MGTPTC);
+ adapter->stats.mgprc += E1000_READ_REG(hw, MGTPRC);
+ adapter->stats.mgpdc += E1000_READ_REG(hw, MGTPDC);
+ }
+
spin_unlock_irqrestore(&adapter->stats_lock, flags);
}
#ifdef CONFIG_PCI_MSI