net/mlx5e: Add outbound PCI buffer overflow counter

[sfrench/cifs-2.6.git] / drivers / net / ethernet / mellanox / mlx5 / core / en_stats.h

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_stats.h b/drivers/net/ethernet/mellanox/mlx5/core/en_stats.h
index be49df4bedd9d6e70a909aa239828e9d55f352fd..40b5c73e5e269b4f37ea00a5e143e812882071f2 100644 (file)
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_stats.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_stats.h
@@ -307,6 +307,12 @@ static const struct counter_desc pport_eth_ext_stats_desc[] = {
        MLX5_GET(mpcnt_reg, (pcie_stats)->pcie_perf_counters, \
                 counter_set.pcie_perf_cntrs_grp_data_layout.c)
 
+#define PCIE_PERF_OFF64(c) \
+       MLX5_BYTE_OFF(mpcnt_reg, counter_set.pcie_perf_cntrs_grp_data_layout.c##_high)
+#define PCIE_PERF_GET64(pcie_stats, c) \
+       MLX5_GET64(mpcnt_reg, (pcie_stats)->pcie_perf_counters, \
+                  counter_set.pcie_perf_cntrs_grp_data_layout.c##_high)
+
 struct mlx5e_pcie_stats {
        __be64 pcie_perf_counters[MLX5_ST_SZ_QW(mpcnt_reg)];
 };
@@ -316,6 +322,10 @@ static const struct counter_desc pcie_perf_stats_desc[] = {
        { "tx_pci_signal_integrity", PCIE_PERF_OFF(tx_errors) },
 };
 
+static const struct counter_desc pcie_perf_stats_desc64[] = {
+       { "outbound_pci_buffer_overflow", PCIE_PERF_OFF64(tx_overflow_buffer_pkt) },
+};
+
 static const struct counter_desc pcie_perf_stall_stats_desc[] = {
        { "outbound_pci_stalled_rd", PCIE_PERF_OFF(outbound_stalled_reads) },
        { "outbound_pci_stalled_wr", PCIE_PERF_OFF(outbound_stalled_writes) },
@@ -415,6 +425,9 @@ static const struct counter_desc sq_stats_desc[] = {
 #define NUM_PCIE_PERF_COUNTERS(priv) \
        (ARRAY_SIZE(pcie_perf_stats_desc) * \
         MLX5_CAP_MCAM_FEATURE((priv)->mdev, pcie_performance_group))
+#define NUM_PCIE_PERF_COUNTERS64(priv) \
+       (ARRAY_SIZE(pcie_perf_stats_desc64) * \
+        MLX5_CAP_MCAM_FEATURE((priv)->mdev, tx_overflow_buffer_pkt))
 #define NUM_PCIE_PERF_STALL_COUNTERS(priv) \
        (ARRAY_SIZE(pcie_perf_stall_stats_desc) * \
         MLX5_CAP_MCAM_FEATURE((priv)->mdev, pcie_outbound_stalled))
@@ -433,6 +446,7 @@ static const struct counter_desc sq_stats_desc[] = {
                                         NUM_PPORT_PRIO + \
                                         NUM_PPORT_ETH_EXT_COUNTERS(priv))
 #define NUM_PCIE_COUNTERS(priv)                (NUM_PCIE_PERF_COUNTERS(priv) + \
+                                        NUM_PCIE_PERF_COUNTERS64(priv) +\
                                         NUM_PCIE_PERF_STALL_COUNTERS(priv))
 #define NUM_RQ_STATS                   ARRAY_SIZE(rq_stats_desc)
 #define NUM_SQ_STATS                   ARRAY_SIZE(sq_stats_desc)