[PATCH rdma-next] IB/mlx5: Remove dead code

[PATCH rdma-next] IB/mlx5: Remove dead code

[Leon Romanovsky]

From: Ran Rozenstein <ranro@mellanox.com>

mlx5_ib_dc_atomic_is_supported function is not used anywhere. Remove the
dead code.

Fixes: a60109dc9a95 ("IB/mlx5: Add support for extended atomic operations")
Signed-off-by: Ran Rozenstein <ranro@mellanox.com>
Reviewed-by: Maor Gottlieb <maorg@mellanox.com>
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
---
 drivers/infiniband/hw/mlx5/main.c    | 15 ---------------
 drivers/infiniband/hw/mlx5/mlx5_ib.h |  1 -
 2 files changed, 16 deletions(-)

diff --git a/drivers/infiniband/hw/mlx5/main.c b/drivers/infiniband/hw/mlx5/main.c
index 27255f68b2fb..fd3dd4523a22 100644
--- a/drivers/infiniband/hw/mlx5/main.c
+++ b/drivers/infiniband/hw/mlx5/main.c
@@ -694,21 +694,6 @@ static void get_atomic_caps_qp(struct mlx5_ib_dev *dev,
 	get_atomic_caps(dev, atomic_size_qp, props);
 }
 
-static void get_atomic_caps_dc(struct mlx5_ib_dev *dev,
-			       struct ib_device_attr *props)
-{
-	u8 atomic_size_qp = MLX5_CAP_ATOMIC(dev->mdev, atomic_size_dc);
-
-	get_atomic_caps(dev, atomic_size_qp, props);
-}
-
-bool mlx5_ib_dc_atomic_is_supported(struct mlx5_ib_dev *dev)
-{
-	struct ib_device_attr props = {};
-
-	get_atomic_caps_dc(dev, &props);
-	return (props.atomic_cap == IB_ATOMIC_HCA) ? true : false;
-}
 static int mlx5_query_system_image_guid(struct ib_device *ibdev,
 					__be64 *sys_image_guid)
 {
diff --git a/drivers/infiniband/hw/mlx5/mlx5_ib.h b/drivers/infiniband/hw/mlx5/mlx5_ib.h
index d5c80aa9efb1..d925ce0e46b5 100644
--- a/drivers/infiniband/hw/mlx5/mlx5_ib.h
+++ b/drivers/infiniband/hw/mlx5/mlx5_ib.h
@@ -1239,7 +1239,6 @@ struct ib_rwq_ind_table *mlx5_ib_create_rwq_ind_table(struct ib_device *device,
 						      struct ib_rwq_ind_table_init_attr *init_attr,
 						      struct ib_udata *udata);
 int mlx5_ib_destroy_rwq_ind_table(struct ib_rwq_ind_table *wq_ind_table);
-bool mlx5_ib_dc_atomic_is_supported(struct mlx5_ib_dev *dev);
 struct ib_dm *mlx5_ib_alloc_dm(struct ib_device *ibdev,
 			       struct ib_ucontext *context,
 			       struct ib_dm_alloc_attr *attr,
-- 
2.20.1

Re: [PATCH rdma-next] IB/mlx5: Remove dead code

[Jason Gunthorpe]

On Sun, Oct 20, 2019 at 09:44:54AM +0300, Leon Romanovsky wrote:
> From: Ran Rozenstein <ranro@mellanox.com>
> 
> mlx5_ib_dc_atomic_is_supported function is not used anywhere. Remove the
> dead code.
> 
> Fixes: a60109dc9a95 ("IB/mlx5: Add support for extended atomic operations")
> Signed-off-by: Ran Rozenstein <ranro@mellanox.com>
> Reviewed-by: Maor Gottlieb <maorg@mellanox.com>
> Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
> ---
>  drivers/infiniband/hw/mlx5/main.c    | 15 ---------------
>  drivers/infiniband/hw/mlx5/mlx5_ib.h |  1 -
>  2 files changed, 16 deletions(-)

Applied to for-next, thanks

Jason