These changes are the raw update to linux-4.4.6-rt14. Kernel sources

[kvmfornfv.git] / kernel / drivers / net / ethernet / mellanox / mlx5 / core / cq.c

diff --git a/kernel/drivers/net/ethernet/mellanox/mlx5/core/cq.c b/kernel/drivers/net/ethernet/mellanox/mlx5/core/cq.c
index eb0cf81..b51e42d 100644 (file)
--- a/kernel/drivers/net/ethernet/mellanox/mlx5/core/cq.c
+++ b/kernel/drivers/net/ethernet/mellanox/mlx5/core/cq.c
@@ -219,11 +219,30 @@ int mlx5_core_modify_cq(struct mlx5_core_dev *dev, struct mlx5_core_cq *cq,
 }
 EXPORT_SYMBOL(mlx5_core_modify_cq);
 
+int mlx5_core_modify_cq_moderation(struct mlx5_core_dev *dev,
+                                  struct mlx5_core_cq *cq,
+                                  u16 cq_period,
+                                  u16 cq_max_count)
+{
+       struct mlx5_modify_cq_mbox_in in;
+
+       memset(&in, 0, sizeof(in));
+
+       in.cqn              = cpu_to_be32(cq->cqn);
+       in.ctx.cq_period    = cpu_to_be16(cq_period);
+       in.ctx.cq_max_count = cpu_to_be16(cq_max_count);
+       in.field_select     = cpu_to_be32(MLX5_CQ_MODIFY_PERIOD |
+                                         MLX5_CQ_MODIFY_COUNT);
+
+       return mlx5_core_modify_cq(dev, cq, &in, sizeof(in));
+}
+
 int mlx5_init_cq_table(struct mlx5_core_dev *dev)
 {
        struct mlx5_cq_table *table = &dev->priv.cq_table;
        int err;
 
+       memset(table, 0, sizeof(*table));
        spin_lock_init(&table->lock);
        INIT_RADIX_TREE(&table->tree, GFP_ATOMIC);
        err = mlx5_cq_debugfs_init(dev);