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-rw-r--r--drivers/net/ethernet/qlogic/qed/qed_l2.c12
-rw-r--r--drivers/net/ethernet/qlogic/qede/qede.h1
-rw-r--r--drivers/net/ethernet/qlogic/qede/qede_ethtool.c2
-rw-r--r--drivers/net/ethernet/qlogic/qede/qede_main.c1
-rw-r--r--include/linux/qed/qed_if.h1
5 files changed, 15 insertions, 2 deletions
diff --git a/drivers/net/ethernet/qlogic/qed/qed_l2.c b/drivers/net/ethernet/qlogic/qed/qed_l2.c
index 1c0d0c217936..eed4725761f5 100644
--- a/drivers/net/ethernet/qlogic/qed/qed_l2.c
+++ b/drivers/net/ethernet/qlogic/qed/qed_l2.c
@@ -1854,6 +1854,11 @@ static void __qed_get_vport_port_stats(struct qed_hwfn *p_hwfn,
p_ah->tx_1519_to_max_byte_packets =
port_stats.eth.u1.ah1.t1519_to_max;
}
+
+ p_common->link_change_count = qed_rd(p_hwfn, p_ptt,
+ p_hwfn->mcp_info->port_addr +
+ offsetof(struct public_port,
+ link_change_count));
}
static void __qed_get_vport_stats(struct qed_hwfn *p_hwfn,
@@ -1961,11 +1966,14 @@ void qed_reset_vport_stats(struct qed_dev *cdev)
/* PORT statistics are not necessarily reset, so we need to
* read and create a baseline for future statistics.
+ * Link change stat is maintained by MFW, return its value as is.
*/
- if (!cdev->reset_stats)
+ if (!cdev->reset_stats) {
DP_INFO(cdev, "Reset stats not allocated\n");
- else
+ } else {
_qed_get_vport_stats(cdev, cdev->reset_stats);
+ cdev->reset_stats->common.link_change_count = 0;
+ }
}
static enum gft_profile_type
diff --git a/drivers/net/ethernet/qlogic/qede/qede.h b/drivers/net/ethernet/qlogic/qede/qede.h
index 81c5c8dfa2ef..d7ed0d3dbf71 100644
--- a/drivers/net/ethernet/qlogic/qede/qede.h
+++ b/drivers/net/ethernet/qlogic/qede/qede.h
@@ -88,6 +88,7 @@ struct qede_stats_common {
u64 coalesced_aborts_num;
u64 non_coalesced_pkts;
u64 coalesced_bytes;
+ u64 link_change_count;
/* port */
u64 rx_64_byte_packets;
diff --git a/drivers/net/ethernet/qlogic/qede/qede_ethtool.c b/drivers/net/ethernet/qlogic/qede/qede_ethtool.c
index 6906e04b609e..f4a0f8ff8261 100644
--- a/drivers/net/ethernet/qlogic/qede/qede_ethtool.c
+++ b/drivers/net/ethernet/qlogic/qede/qede_ethtool.c
@@ -171,6 +171,8 @@ static const struct {
QEDE_STAT(coalesced_aborts_num),
QEDE_STAT(non_coalesced_pkts),
QEDE_STAT(coalesced_bytes),
+
+ QEDE_STAT(link_change_count),
};
#define QEDE_NUM_STATS ARRAY_SIZE(qede_stats_arr)
diff --git a/drivers/net/ethernet/qlogic/qede/qede_main.c b/drivers/net/ethernet/qlogic/qede/qede_main.c
index d118771e1a7b..6a796040a32c 100644
--- a/drivers/net/ethernet/qlogic/qede/qede_main.c
+++ b/drivers/net/ethernet/qlogic/qede/qede_main.c
@@ -399,6 +399,7 @@ void qede_fill_by_demand_stats(struct qede_dev *edev)
p_common->brb_truncates = stats.common.brb_truncates;
p_common->brb_discards = stats.common.brb_discards;
p_common->tx_mac_ctrl_frames = stats.common.tx_mac_ctrl_frames;
+ p_common->link_change_count = stats.common.link_change_count;
if (QEDE_IS_BB(edev)) {
struct qede_stats_bb *p_bb = &edev->stats.bb;
diff --git a/include/linux/qed/qed_if.h b/include/linux/qed/qed_if.h
index ac991a3b8f03..b4040023cbfb 100644
--- a/include/linux/qed/qed_if.h
+++ b/include/linux/qed/qed_if.h
@@ -1180,6 +1180,7 @@ struct qed_eth_stats_common {
u64 tx_mac_mc_packets;
u64 tx_mac_bc_packets;
u64 tx_mac_ctrl_frames;
+ u64 link_change_count;
};
struct qed_eth_stats_bb {