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authorChris Mi <cmi@nvidia.com>2022-08-29 12:06:04 +0300
committerLeon Romanovsky <leon@kernel.org>2022-09-05 15:09:03 +0300
commit8a2dd123f12f69e5373d3103da2c97fc36223e0c (patch)
treec07c972de840aeff42242699c6ee85ffb5141522 /drivers/infiniband/hw/mlx5
parentnet/mlx5: fs, allow flow table creation with a UID (diff)
downloadlinux-dev-8a2dd123f12f69e5373d3103da2c97fc36223e0c.tar.xz
linux-dev-8a2dd123f12f69e5373d3103da2c97fc36223e0c.zip
RDMA/mlx5: Move function mlx5_core_query_ib_ppcnt() to mlx5_ib
This patch doesn't change any functionality, but move one function to mlx5_ib because it is not used by mlx5_core. The actual fix is in the next patch. Reviewed-by: Roi Dayan <roid@nvidia.com> Signed-off-by: Chris Mi <cmi@nvidia.com> Link: https://lore.kernel.org/r/fd47b9138412bd94ed30f838026cbb4cf3878150.1661763871.git.leonro@nvidia.com Signed-off-by: Leon Romanovsky <leon@kernel.org>
Diffstat (limited to 'drivers/infiniband/hw/mlx5')
-rw-r--r--drivers/infiniband/hw/mlx5/mad.c25
1 files changed, 23 insertions, 2 deletions
diff --git a/drivers/infiniband/hw/mlx5/mad.c b/drivers/infiniband/hw/mlx5/mad.c
index 293ed709e5ed..d834ec13b1b3 100644
--- a/drivers/infiniband/hw/mlx5/mad.c
+++ b/drivers/infiniband/hw/mlx5/mad.c
@@ -147,6 +147,28 @@ static void pma_cnt_assign(struct ib_pma_portcounters *pma_cnt,
vl_15_dropped);
}
+static int query_ib_ppcnt(struct mlx5_core_dev *dev, u8 port_num, void *out,
+ size_t sz)
+{
+ u32 *in;
+ int err;
+
+ in = kvzalloc(sz, GFP_KERNEL);
+ if (!in) {
+ err = -ENOMEM;
+ return err;
+ }
+
+ MLX5_SET(ppcnt_reg, in, local_port, port_num);
+
+ MLX5_SET(ppcnt_reg, in, grp, MLX5_INFINIBAND_PORT_COUNTERS_GROUP);
+ err = mlx5_core_access_reg(dev, in, sz, out,
+ sz, MLX5_REG_PPCNT, 0, 0);
+
+ kvfree(in);
+ return err;
+}
+
static int process_pma_cmd(struct mlx5_ib_dev *dev, u32 port_num,
const struct ib_mad *in_mad, struct ib_mad *out_mad)
{
@@ -202,8 +224,7 @@ static int process_pma_cmd(struct mlx5_ib_dev *dev, u32 port_num,
goto done;
}
- err = mlx5_core_query_ib_ppcnt(mdev, mdev_port_num,
- out_cnt, sz);
+ err = query_ib_ppcnt(mdev, mdev_port_num, out_cnt, sz);
if (!err)
pma_cnt_assign(pma_cnt, out_cnt);
}