From c3abb51bdb0eb08500856ef897ec1ceab8711d95 Mon Sep 17 00:00:00 2001 From: Eran Ben Elisha Date: Mon, 15 Jun 2015 17:59:03 +0300 Subject: IB/mlx4: Add RoCE/IB dedicated counters This is an infrastructure step to attach all the QPs opened from the IB driver to a counter in order to collect VF stats from the PF using those counters. If the port's type is Ethernet, the counter policy demands two counters per port (one for RoCE and one for Ethernet). The port default counter (allocated in mlx4_core) is used for the Ethernet netdev QPs and we allocate another counter for RoCE. If the port's traffic is Infiniband, the counter policy demands one counter per port, so it can use the port's default counter. Also, Add 'allocated' flag for each counter in order to clean it at unload. Signed-off-by: Eran Ben Elisha Signed-off-by: Hadar Hen Zion Signed-off-by: Or Gerlitz Signed-off-by: David S. Miller --- drivers/infiniband/hw/mlx4/mlx4_ib.h | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) (limited to 'drivers/infiniband/hw/mlx4/mlx4_ib.h') diff --git a/drivers/infiniband/hw/mlx4/mlx4_ib.h b/drivers/infiniband/hw/mlx4/mlx4_ib.h index ef80e6c99a68..b3912d119342 100644 --- a/drivers/infiniband/hw/mlx4/mlx4_ib.h +++ b/drivers/infiniband/hw/mlx4/mlx4_ib.h @@ -503,6 +503,11 @@ struct mlx4_ib_iov_port { struct mlx4_ib_iov_sysfs_attr mcg_dentry; }; +struct counter_index { + u32 index; + u8 allocated; +}; + struct mlx4_ib_dev { struct ib_device ib_dev; struct mlx4_dev *dev; @@ -521,7 +526,7 @@ struct mlx4_ib_dev { struct mutex cap_mask_mutex; bool ib_active; struct mlx4_ib_iboe iboe; - int counters[MLX4_MAX_PORTS]; + struct counter_index counters[MLX4_MAX_PORTS]; int *eq_table; struct kobject *iov_parent; struct kobject *ports_parent; -- cgit v1.2.3