From: Michael Guralnik <michaelgur@mellanox.com>
Date: Tue, 10 Mar 2020 10:22:30 +0200
Subject: {IB,net}/mlx5: Move asynchronous mkey creation to mlx5_ib
Patch-mainline: v5.7-rc1
Git-commit: a3cfdd3928113012d0f2c5353277f4e27878a663
References: jsc#SLE-15172

As mlx5_ib is the only user of the mlx5_core_create_mkey_cb, move the
logic inside mlx5_ib and cleanup the code in mlx5_core.

Signed-off-by: Michael Guralnik <michaelgur@mellanox.com>
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
 drivers/infiniband/hw/mlx5/mr.c              |    6 +++---
 drivers/net/ethernet/mellanox/mlx5/core/mr.c |   22 +++-------------------
 include/linux/mlx5/driver.h                  |    6 ------
 3 files changed, 6 insertions(+), 28 deletions(-)

--- a/drivers/infiniband/hw/mlx5/mr.c
+++ b/drivers/infiniband/hw/mlx5/mr.c
@@ -81,10 +81,10 @@ mlx5_ib_create_mkey_cb(struct mlx5_ib_de
 		       u32 *in, int inlen, u32 *out, int outlen,
 		       struct mlx5_async_work *context)
 {
+	MLX5_SET(create_mkey_in, in, opcode, MLX5_CMD_OP_CREATE_MKEY);
 	assign_mkey_variant(dev, mkey, in);
-	return mlx5_core_create_mkey_cb(dev->mdev, mkey, async_ctx,
-					in, inlen, out, outlen,
-					create_mkey_callback, context);
+	return mlx5_cmd_exec_cb(async_ctx, in, inlen, out, outlen,
+				create_mkey_callback, context);
 }
 
 static void clean_mr(struct mlx5_ib_dev *dev, struct mlx5_ib_mr *mr);
--- a/drivers/net/ethernet/mellanox/mlx5/core/mr.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/mr.c
@@ -36,12 +36,9 @@
 #include <linux/mlx5/cmd.h>
 #include "mlx5_core.h"
 
-int mlx5_core_create_mkey_cb(struct mlx5_core_dev *dev,
-			     struct mlx5_core_mkey *mkey,
-			     struct mlx5_async_ctx *async_ctx, u32 *in,
-			     int inlen, u32 *out, int outlen,
-			     mlx5_async_cbk_t callback,
-			     struct mlx5_async_work *context)
+int mlx5_core_create_mkey(struct mlx5_core_dev *dev,
+			  struct mlx5_core_mkey *mkey,
+			  u32 *in, int inlen)
 {
 	u32 lout[MLX5_ST_SZ_DW(create_mkey_out)] = {0};
 	u32 mkey_index;
@@ -51,10 +48,6 @@ int mlx5_core_create_mkey_cb(struct mlx5
 
 	MLX5_SET(create_mkey_in, in, opcode, MLX5_CMD_OP_CREATE_MKEY);
 
-	if (callback)
-		return mlx5_cmd_exec_cb(async_ctx, in, inlen, out, outlen,
-					callback, context);
-
 	err = mlx5_cmd_exec(dev, in, inlen, lout, sizeof(lout));
 	if (err)
 		return err;
@@ -70,15 +63,6 @@ int mlx5_core_create_mkey_cb(struct mlx5
 		      mkey_index, key, mkey->key);
 	return 0;
 }
-EXPORT_SYMBOL(mlx5_core_create_mkey_cb);
-
-int mlx5_core_create_mkey(struct mlx5_core_dev *dev,
-			  struct mlx5_core_mkey *mkey,
-			  u32 *in, int inlen)
-{
-	return mlx5_core_create_mkey_cb(dev, mkey, NULL, in, inlen,
-					NULL, 0, NULL, NULL);
-}
 EXPORT_SYMBOL(mlx5_core_create_mkey);
 
 int mlx5_core_destroy_mkey(struct mlx5_core_dev *dev,
--- a/include/linux/mlx5/driver.h
+++ b/include/linux/mlx5/driver.h
@@ -944,12 +944,6 @@ struct mlx5_cmd_mailbox *mlx5_alloc_cmd_
 						      gfp_t flags, int npages);
 void mlx5_free_cmd_mailbox_chain(struct mlx5_core_dev *dev,
 				 struct mlx5_cmd_mailbox *head);
-int mlx5_core_create_mkey_cb(struct mlx5_core_dev *dev,
-			     struct mlx5_core_mkey *mkey,
-			     struct mlx5_async_ctx *async_ctx, u32 *in,
-			     int inlen, u32 *out, int outlen,
-			     mlx5_async_cbk_t callback,
-			     struct mlx5_async_work *context);
 int mlx5_core_create_mkey(struct mlx5_core_dev *dev,
 			  struct mlx5_core_mkey *mkey,
 			  u32 *in, int inlen);