diff options
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlxsw/spectrum.c')
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlxsw/spectrum.c | 48 |
1 files changed, 47 insertions, 1 deletions
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c index 784a2cd8550f..3e7920b084e8 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c @@ -1017,8 +1017,29 @@ static struct mlxsw_sp_port_hw_stats mlxsw_sp_port_hw_prio_stats[] = { #define MLXSW_SP_PORT_HW_PRIO_STATS_LEN ARRAY_SIZE(mlxsw_sp_port_hw_prio_stats) +static u64 mlxsw_reg_ppcnt_tc_transmit_queue_bytes_get(char *ppcnt_pl) +{ + u64 transmit_queue = mlxsw_reg_ppcnt_tc_transmit_queue_get(ppcnt_pl); + + return MLXSW_SP_CELLS_TO_BYTES(transmit_queue); +} + +static struct mlxsw_sp_port_hw_stats mlxsw_sp_port_hw_tc_stats[] = { + { + .str = "tc_transmit_queue_tc", + .getter = mlxsw_reg_ppcnt_tc_transmit_queue_bytes_get, + }, + { + .str = "tc_no_buffer_discard_uc_tc", + .getter = mlxsw_reg_ppcnt_tc_no_buffer_discard_uc_get, + }, +}; + +#define MLXSW_SP_PORT_HW_TC_STATS_LEN ARRAY_SIZE(mlxsw_sp_port_hw_tc_stats) + #define MLXSW_SP_PORT_ETHTOOL_STATS_LEN (MLXSW_SP_PORT_HW_STATS_LEN + \ - MLXSW_SP_PORT_HW_PRIO_STATS_LEN * \ + (MLXSW_SP_PORT_HW_PRIO_STATS_LEN + \ + MLXSW_SP_PORT_HW_TC_STATS_LEN) * \ IEEE_8021QAZ_MAX_TCS) static void mlxsw_sp_port_get_prio_strings(u8 **p, int prio) @@ -1032,6 +1053,17 @@ static void mlxsw_sp_port_get_prio_strings(u8 **p, int prio) } } +static void mlxsw_sp_port_get_tc_strings(u8 **p, int tc) +{ + int i; + + for (i = 0; i < MLXSW_SP_PORT_HW_TC_STATS_LEN; i++) { + snprintf(*p, ETH_GSTRING_LEN, "%s_%d", + mlxsw_sp_port_hw_tc_stats[i].str, tc); + *p += ETH_GSTRING_LEN; + } +} + static void mlxsw_sp_port_get_strings(struct net_device *dev, u32 stringset, u8 *data) { @@ -1049,6 +1081,9 @@ static void mlxsw_sp_port_get_strings(struct net_device *dev, for (i = 0; i < IEEE_8021QAZ_MAX_TCS; i++) mlxsw_sp_port_get_prio_strings(&p, i); + for (i = 0; i < IEEE_8021QAZ_MAX_TCS; i++) + mlxsw_sp_port_get_tc_strings(&p, i); + break; } } @@ -1089,6 +1124,10 @@ mlxsw_sp_get_hw_stats_by_group(struct mlxsw_sp_port_hw_stats **p_hw_stats, *p_hw_stats = mlxsw_sp_port_hw_prio_stats; *p_len = MLXSW_SP_PORT_HW_PRIO_STATS_LEN; break; + case MLXSW_REG_PPCNT_TC_CNT: + *p_hw_stats = mlxsw_sp_port_hw_tc_stats; + *p_len = MLXSW_SP_PORT_HW_TC_STATS_LEN; + break; default: WARN_ON(1); return -ENOTSUPP; @@ -1132,6 +1171,13 @@ static void mlxsw_sp_port_get_stats(struct net_device *dev, data, data_index); data_index += MLXSW_SP_PORT_HW_PRIO_STATS_LEN; } + + /* Per-TC Counters */ + for (i = 0; i < IEEE_8021QAZ_MAX_TCS; i++) { + __mlxsw_sp_port_get_stats(dev, MLXSW_REG_PPCNT_TC_CNT, i, + data, data_index); + data_index += MLXSW_SP_PORT_HW_TC_STATS_LEN; + } } static int mlxsw_sp_port_get_sset_count(struct net_device *dev, int sset) |