diff options
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx4/resource_tracker.c')
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx4/resource_tracker.c | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c b/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c index 73db584bc240..731423ca575d 100644 --- a/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c +++ b/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c @@ -46,6 +46,7 @@ #include "mlx4.h" #include "fw.h" +#include "mlx4_stats.h" #define MLX4_MAC_VALID (1ull << 63) #define MLX4_PF_COUNTERS_PER_PORT 2 @@ -1147,6 +1148,53 @@ static struct res_common *alloc_tr(u64 id, enum mlx4_resource type, int slave, return ret; } +int mlx4_calc_vf_counters(struct mlx4_dev *dev, int slave, int port, + struct mlx4_counter *data) +{ + struct mlx4_priv *priv = mlx4_priv(dev); + struct mlx4_resource_tracker *tracker = &priv->mfunc.master.res_tracker; + struct res_common *tmp; + struct res_counter *counter; + int *counters_arr; + int i = 0, err = 0; + + memset(data, 0, sizeof(*data)); + + counters_arr = kmalloc_array(dev->caps.max_counters, + sizeof(*counters_arr), GFP_KERNEL); + if (!counters_arr) + return -ENOMEM; + + spin_lock_irq(mlx4_tlock(dev)); + list_for_each_entry(tmp, + &tracker->slave_list[slave].res_list[RES_COUNTER], + list) { + counter = container_of(tmp, struct res_counter, com); + if (counter->port == port) { + counters_arr[i] = (int)tmp->res_id; + i++; + } + } + spin_unlock_irq(mlx4_tlock(dev)); + counters_arr[i] = -1; + + i = 0; + + while (counters_arr[i] != -1) { + err = mlx4_get_counter_stats(dev, counters_arr[i], data, + 0); + if (err) { + memset(data, 0, sizeof(*data)); + goto table_changed; + } + i++; + } + +table_changed: + kfree(counters_arr); + return 0; +} + static int add_res_range(struct mlx4_dev *dev, int slave, u64 base, int count, enum mlx4_resource type, int extra) { |