From: Arkadi Sharshevsky <arkadis@mellanox.com>
Date: Tue, 20 Feb 2018 08:44:21 +0100
Subject: devlink: Perform cleanup of resource_set cb
Patch-mainline: v4.17-rc1
Git-commit: 4f4bbf7c4e3d4bd14987a13041c6b5b1ea59e21f
References: bsc#1112374

After adding size validation logic into core cleanup is required.

Signed-off-by: Arkadi Sharshevsky <arkadis@mellanox.com>
Signed-off-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
 drivers/net/ethernet/mellanox/mlxsw/spectrum.c |   83 -------------------------
 include/net/devlink.h                          |    4 -
 2 files changed, 3 insertions(+), 84 deletions(-)

--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c
@@ -3804,70 +3804,6 @@ static const struct mlxsw_config_profile
 	.resource_query_enable		= 1,
 };
 
-static bool
-mlxsw_sp_resource_kvd_granularity_validate(struct netlink_ext_ack *extack,
-					   u64 size)
-{
-	const struct mlxsw_config_profile *profile;
-
-	profile = &mlxsw_sp_config_profile;
-	if (size % profile->kvd_hash_granularity) {
-		NL_SET_ERR_MSG_MOD(extack, "resource set with wrong granularity");
-		return false;
-	}
-	return true;
-}
-
-static int
-mlxsw_sp_resource_kvd_size_validate(struct devlink *devlink, u64 size,
-				    struct netlink_ext_ack *extack)
-{
-	NL_SET_ERR_MSG_MOD(extack, "kvd size cannot be changed");
-	return -EINVAL;
-}
-
-static int
-mlxsw_sp_resource_kvd_linear_size_validate(struct devlink *devlink, u64 size,
-					   struct netlink_ext_ack *extack)
-{
-	if (!mlxsw_sp_resource_kvd_granularity_validate(extack, size))
-		return -EINVAL;
-
-	return 0;
-}
-
-static int
-mlxsw_sp_resource_kvd_hash_single_size_validate(struct devlink *devlink, u64 size,
-						struct netlink_ext_ack *extack)
-{
-	struct mlxsw_core *mlxsw_core = devlink_priv(devlink);
-
-	if (!mlxsw_sp_resource_kvd_granularity_validate(extack, size))
-		return -EINVAL;
-
-	if (size < MLXSW_CORE_RES_GET(mlxsw_core, KVD_SINGLE_MIN_SIZE)) {
-		NL_SET_ERR_MSG_MOD(extack, "hash single size is smaller than minimum");
-		return -EINVAL;
-	}
-	return 0;
-}
-
-static int
-mlxsw_sp_resource_kvd_hash_double_size_validate(struct devlink *devlink, u64 size,
-						struct netlink_ext_ack *extack)
-{
-	struct mlxsw_core *mlxsw_core = devlink_priv(devlink);
-
-	if (!mlxsw_sp_resource_kvd_granularity_validate(extack, size))
-		return -EINVAL;
-
-	if (size < MLXSW_CORE_RES_GET(mlxsw_core, KVD_DOUBLE_MIN_SIZE)) {
-		NL_SET_ERR_MSG_MOD(extack, "hash double size is smaller than minimum");
-		return -EINVAL;
-	}
-	return 0;
-}
-
 static u64 mlxsw_sp_resource_kvd_linear_occ_get(struct devlink *devlink)
 {
 	struct mlxsw_core *mlxsw_core = devlink_priv(devlink);
@@ -3876,23 +3812,10 @@ static u64 mlxsw_sp_resource_kvd_linear_
 	return mlxsw_sp_kvdl_occ_get(mlxsw_sp);
 }
 
-static struct devlink_resource_ops mlxsw_sp_resource_kvd_ops = {
-	.size_validate = mlxsw_sp_resource_kvd_size_validate,
-};
-
 static struct devlink_resource_ops mlxsw_sp_resource_kvd_linear_ops = {
-	.size_validate = mlxsw_sp_resource_kvd_linear_size_validate,
 	.occ_get = mlxsw_sp_resource_kvd_linear_occ_get,
 };
 
-static struct devlink_resource_ops mlxsw_sp_resource_kvd_hash_single_ops = {
-	.size_validate = mlxsw_sp_resource_kvd_hash_single_size_validate,
-};
-
-static struct devlink_resource_ops mlxsw_sp_resource_kvd_hash_double_ops = {
-	.size_validate = mlxsw_sp_resource_kvd_hash_double_size_validate,
-};
-
 static void
 mlxsw_sp_resource_size_params_prepare(struct mlxsw_core *mlxsw_core,
 				      struct devlink_resource_size_params *kvd_size_params,
@@ -3955,7 +3878,7 @@ static int mlxsw_sp_resources_register(s
 					MLXSW_SP_RESOURCE_KVD,
 					DEVLINK_RESOURCE_ID_PARENT_TOP,
 					&kvd_size_params,
-					&mlxsw_sp_resource_kvd_ops);
+					NULL);
 	if (err)
 		return err;
 
@@ -3979,7 +3902,7 @@ static int mlxsw_sp_resources_register(s
 					MLXSW_SP_RESOURCE_KVD_HASH_DOUBLE,
 					MLXSW_SP_RESOURCE_KVD,
 					&hash_double_size_params,
-					&mlxsw_sp_resource_kvd_hash_double_ops);
+					NULL);
 	if (err)
 		return err;
 
@@ -3989,7 +3912,7 @@ static int mlxsw_sp_resources_register(s
 					MLXSW_SP_RESOURCE_KVD_HASH_SINGLE,
 					MLXSW_SP_RESOURCE_KVD,
 					&hash_single_size_params,
-					&mlxsw_sp_resource_kvd_hash_single_ops);
+					NULL);
 	if (err)
 		return err;
 
--- a/include/net/devlink.h
+++ b/include/net/devlink.h
@@ -234,13 +234,9 @@ struct devlink_dpipe_headers {
 /**
  * struct devlink_resource_ops - resource ops
  * @occ_get: get the occupied size
- * @size_validate: validate the size of the resource before update, reload
- *                 is needed for changes to take place
  */
 struct devlink_resource_ops {
 	u64 (*occ_get)(struct devlink *devlink);
-	int (*size_validate)(struct devlink *devlink, u64 size,
-			     struct netlink_ext_ack *extack);
 };
 
 /**