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From: Jiri Pirko <jiri@resnulli.us>
To: netdev@vger.kernel.org
Cc: davem@davemloft.net, kuba@kernel.org, pabeni@redhat.com,
	edumazet@google.com, michael.chan@broadcom.com,
	jesse.brandeburg@intel.com, anthony.l.nguyen@intel.com,
	tariqt@nvidia.com, saeedm@nvidia.com, leon@kernel.org,
	idosch@nvidia.com, petrm@nvidia.com, simon.horman@corigine.com,
	aelior@marvell.com, manishc@marvell.com,
	jacob.e.keller@intel.com, gal@nvidia.com,
	yinjun.zhang@corigine.com, fei.qin@corigine.com,
	Niklas.Cassel@wdc.com
Subject: [patch net-next v2 02/12] net/mlx5: Covert devlink params registration to use devlink_params_register/unregister()
Date: Thu, 26 Jan 2023 08:58:28 +0100	[thread overview]
Message-ID: <20230126075838.1643665-3-jiri@resnulli.us> (raw)
In-Reply-To: <20230126075838.1643665-1-jiri@resnulli.us>

From: Jiri Pirko <jiri@nvidia.com>

Since mlx5 is the only user of devlink API to register/unregister a
single param, convert it to use array registration function allowing to
simplify the devlink API by removing the single param registration
functions.

Signed-off-by: Jiri Pirko <jiri@nvidia.com>
Reviewed-by: Jakub Kicinski <kuba@kernel.org>
Reviewed-by: Jacob Keller <jacob.e.keller@intel.com>
---
 .../net/ethernet/mellanox/mlx5/core/devlink.c | 80 +++++++++++--------
 1 file changed, 46 insertions(+), 34 deletions(-)

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/devlink.c b/drivers/net/ethernet/mellanox/mlx5/core/devlink.c
index 91847a3d03a2..2d2fcb518172 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/devlink.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/devlink.c
@@ -624,11 +624,12 @@ static void mlx5_devlink_set_params_init_values(struct devlink *devlink)
 					   value);
 }
 
-static const struct devlink_param enable_eth_param =
+static const struct devlink_param mlx5_devlink_eth_params[] = {
 	DEVLINK_PARAM_GENERIC(ENABLE_ETH, BIT(DEVLINK_PARAM_CMODE_DRIVERINIT),
-			      NULL, NULL, NULL);
+			      NULL, NULL, NULL),
+};
 
-static int mlx5_devlink_eth_param_register(struct devlink *devlink)
+static int mlx5_devlink_eth_params_register(struct devlink *devlink)
 {
 	struct mlx5_core_dev *dev = devlink_priv(devlink);
 	union devlink_param_value value;
@@ -637,7 +638,8 @@ static int mlx5_devlink_eth_param_register(struct devlink *devlink)
 	if (!mlx5_eth_supported(dev))
 		return 0;
 
-	err = devlink_param_register(devlink, &enable_eth_param);
+	err = devlink_params_register(devlink, mlx5_devlink_eth_params,
+				      ARRAY_SIZE(mlx5_devlink_eth_params));
 	if (err)
 		return err;
 
@@ -648,14 +650,15 @@ static int mlx5_devlink_eth_param_register(struct devlink *devlink)
 	return 0;
 }
 
-static void mlx5_devlink_eth_param_unregister(struct devlink *devlink)
+static void mlx5_devlink_eth_params_unregister(struct devlink *devlink)
 {
 	struct mlx5_core_dev *dev = devlink_priv(devlink);
 
 	if (!mlx5_eth_supported(dev))
 		return;
 
-	devlink_param_unregister(devlink, &enable_eth_param);
+	devlink_params_unregister(devlink, mlx5_devlink_eth_params,
+				  ARRAY_SIZE(mlx5_devlink_eth_params));
 }
 
 static int mlx5_devlink_enable_rdma_validate(struct devlink *devlink, u32 id,
@@ -670,11 +673,12 @@ static int mlx5_devlink_enable_rdma_validate(struct devlink *devlink, u32 id,
 	return 0;
 }
 
-static const struct devlink_param enable_rdma_param =
+static const struct devlink_param mlx5_devlink_rdma_params[] = {
 	DEVLINK_PARAM_GENERIC(ENABLE_RDMA, BIT(DEVLINK_PARAM_CMODE_DRIVERINIT),
-			      NULL, NULL, mlx5_devlink_enable_rdma_validate);
+			      NULL, NULL, mlx5_devlink_enable_rdma_validate),
+};
 
-static int mlx5_devlink_rdma_param_register(struct devlink *devlink)
+static int mlx5_devlink_rdma_params_register(struct devlink *devlink)
 {
 	union devlink_param_value value;
 	int err;
@@ -682,7 +686,8 @@ static int mlx5_devlink_rdma_param_register(struct devlink *devlink)
 	if (!IS_ENABLED(CONFIG_MLX5_INFINIBAND))
 		return 0;
 
-	err = devlink_param_register(devlink, &enable_rdma_param);
+	err = devlink_params_register(devlink, mlx5_devlink_rdma_params,
+				      ARRAY_SIZE(mlx5_devlink_rdma_params));
 	if (err)
 		return err;
 
@@ -693,19 +698,21 @@ static int mlx5_devlink_rdma_param_register(struct devlink *devlink)
 	return 0;
 }
 
-static void mlx5_devlink_rdma_param_unregister(struct devlink *devlink)
+static void mlx5_devlink_rdma_params_unregister(struct devlink *devlink)
 {
 	if (!IS_ENABLED(CONFIG_MLX5_INFINIBAND))
 		return;
 
-	devlink_param_unregister(devlink, &enable_rdma_param);
+	devlink_params_unregister(devlink, mlx5_devlink_rdma_params,
+				  ARRAY_SIZE(mlx5_devlink_rdma_params));
 }
 
-static const struct devlink_param enable_vnet_param =
+static const struct devlink_param mlx5_devlink_vnet_params[] = {
 	DEVLINK_PARAM_GENERIC(ENABLE_VNET, BIT(DEVLINK_PARAM_CMODE_DRIVERINIT),
-			      NULL, NULL, NULL);
+			      NULL, NULL, NULL),
+};
 
-static int mlx5_devlink_vnet_param_register(struct devlink *devlink)
+static int mlx5_devlink_vnet_params_register(struct devlink *devlink)
 {
 	struct mlx5_core_dev *dev = devlink_priv(devlink);
 	union devlink_param_value value;
@@ -714,7 +721,8 @@ static int mlx5_devlink_vnet_param_register(struct devlink *devlink)
 	if (!mlx5_vnet_supported(dev))
 		return 0;
 
-	err = devlink_param_register(devlink, &enable_vnet_param);
+	err = devlink_params_register(devlink, mlx5_devlink_vnet_params,
+				      ARRAY_SIZE(mlx5_devlink_vnet_params));
 	if (err)
 		return err;
 
@@ -725,45 +733,46 @@ static int mlx5_devlink_vnet_param_register(struct devlink *devlink)
 	return 0;
 }
 
-static void mlx5_devlink_vnet_param_unregister(struct devlink *devlink)
+static void mlx5_devlink_vnet_params_unregister(struct devlink *devlink)
 {
 	struct mlx5_core_dev *dev = devlink_priv(devlink);
 
 	if (!mlx5_vnet_supported(dev))
 		return;
 
-	devlink_param_unregister(devlink, &enable_vnet_param);
+	devlink_params_unregister(devlink, mlx5_devlink_vnet_params,
+				  ARRAY_SIZE(mlx5_devlink_vnet_params));
 }
 
 static int mlx5_devlink_auxdev_params_register(struct devlink *devlink)
 {
 	int err;
 
-	err = mlx5_devlink_eth_param_register(devlink);
+	err = mlx5_devlink_eth_params_register(devlink);
 	if (err)
 		return err;
 
-	err = mlx5_devlink_rdma_param_register(devlink);
+	err = mlx5_devlink_rdma_params_register(devlink);
 	if (err)
 		goto rdma_err;
 
-	err = mlx5_devlink_vnet_param_register(devlink);
+	err = mlx5_devlink_vnet_params_register(devlink);
 	if (err)
 		goto vnet_err;
 	return 0;
 
 vnet_err:
-	mlx5_devlink_rdma_param_unregister(devlink);
+	mlx5_devlink_rdma_params_unregister(devlink);
 rdma_err:
-	mlx5_devlink_eth_param_unregister(devlink);
+	mlx5_devlink_eth_params_unregister(devlink);
 	return err;
 }
 
 static void mlx5_devlink_auxdev_params_unregister(struct devlink *devlink)
 {
-	mlx5_devlink_vnet_param_unregister(devlink);
-	mlx5_devlink_rdma_param_unregister(devlink);
-	mlx5_devlink_eth_param_unregister(devlink);
+	mlx5_devlink_vnet_params_unregister(devlink);
+	mlx5_devlink_rdma_params_unregister(devlink);
+	mlx5_devlink_eth_params_unregister(devlink);
 }
 
 static int mlx5_devlink_max_uc_list_validate(struct devlink *devlink, u32 id,
@@ -791,11 +800,12 @@ static int mlx5_devlink_max_uc_list_validate(struct devlink *devlink, u32 id,
 	return 0;
 }
 
-static const struct devlink_param max_uc_list_param =
+static const struct devlink_param mlx5_devlink_max_uc_list_params[] = {
 	DEVLINK_PARAM_GENERIC(MAX_MACS, BIT(DEVLINK_PARAM_CMODE_DRIVERINIT),
-			      NULL, NULL, mlx5_devlink_max_uc_list_validate);
+			      NULL, NULL, mlx5_devlink_max_uc_list_validate),
+};
 
-static int mlx5_devlink_max_uc_list_param_register(struct devlink *devlink)
+static int mlx5_devlink_max_uc_list_params_register(struct devlink *devlink)
 {
 	struct mlx5_core_dev *dev = devlink_priv(devlink);
 	union devlink_param_value value;
@@ -804,7 +814,8 @@ static int mlx5_devlink_max_uc_list_param_register(struct devlink *devlink)
 	if (!MLX5_CAP_GEN_MAX(dev, log_max_current_uc_list_wr_supported))
 		return 0;
 
-	err = devlink_param_register(devlink, &max_uc_list_param);
+	err = devlink_params_register(devlink, mlx5_devlink_max_uc_list_params,
+				      ARRAY_SIZE(mlx5_devlink_max_uc_list_params));
 	if (err)
 		return err;
 
@@ -816,14 +827,15 @@ static int mlx5_devlink_max_uc_list_param_register(struct devlink *devlink)
 }
 
 static void
-mlx5_devlink_max_uc_list_param_unregister(struct devlink *devlink)
+mlx5_devlink_max_uc_list_params_unregister(struct devlink *devlink)
 {
 	struct mlx5_core_dev *dev = devlink_priv(devlink);
 
 	if (!MLX5_CAP_GEN_MAX(dev, log_max_current_uc_list_wr_supported))
 		return;
 
-	devlink_param_unregister(devlink, &max_uc_list_param);
+	devlink_params_unregister(devlink, mlx5_devlink_max_uc_list_params,
+				  ARRAY_SIZE(mlx5_devlink_max_uc_list_params));
 }
 
 #define MLX5_TRAP_DROP(_id, _group_id)					\
@@ -885,7 +897,7 @@ int mlx5_devlink_params_register(struct devlink *devlink)
 	if (err)
 		goto auxdev_reg_err;
 
-	err = mlx5_devlink_max_uc_list_param_register(devlink);
+	err = mlx5_devlink_max_uc_list_params_register(devlink);
 	if (err)
 		goto max_uc_list_err;
 
@@ -904,7 +916,7 @@ int mlx5_devlink_params_register(struct devlink *devlink)
 
 void mlx5_devlink_params_unregister(struct devlink *devlink)
 {
-	mlx5_devlink_max_uc_list_param_unregister(devlink);
+	mlx5_devlink_max_uc_list_params_unregister(devlink);
 	mlx5_devlink_auxdev_params_unregister(devlink);
 	devlink_params_unregister(devlink, mlx5_devlink_params,
 				  ARRAY_SIZE(mlx5_devlink_params));
-- 
2.39.0


  parent reply	other threads:[~2023-01-26  7:58 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-01-26  7:58 [patch net-next v2 00/12] devlink: Cleanup params usage Jiri Pirko
2023-01-26  7:58 ` [patch net-next v2 01/12] net/mlx5: Change devlink param register/unregister function names Jiri Pirko
2023-01-26  7:58 ` Jiri Pirko [this message]
2023-01-26  7:58 ` [patch net-next v2 03/12] devlink: make devlink_param_register/unregister static Jiri Pirko
2023-01-26  7:58 ` [patch net-next v2 04/12] devlink: don't work with possible NULL pointer in devlink_param_unregister() Jiri Pirko
2023-01-26  7:58 ` [patch net-next v2 05/12] ice: remove pointless calls to devlink_param_driverinit_value_set() Jiri Pirko
2023-01-26  7:58 ` [patch net-next v2 06/12] qed: remove pointless call " Jiri Pirko
2023-01-26  7:58 ` [patch net-next v2 07/12] devlink: make devlink_param_driverinit_value_set() return void Jiri Pirko
2023-01-26  7:58 ` [patch net-next v2 08/12] devlink: put couple of WARN_ONs in devlink_param_driverinit_value_get() Jiri Pirko
2023-01-26  7:58 ` [patch net-next v2 09/12] devlink: protect devlink param list by instance lock Jiri Pirko
2023-01-26  9:28   ` Ido Schimmel
2023-01-27 11:32   ` Simon Horman
2023-01-27 11:41     ` Simon Horman
2023-01-26  7:58 ` [patch net-next v2 10/12] net/mlx5: Move fw reset devlink param to fw reset code Jiri Pirko
2023-01-26  7:58 ` [patch net-next v2 11/12] net/mlx5: Move flow steering devlink param to flow steering code Jiri Pirko
2023-01-26  7:58 ` [patch net-next v2 12/12] net/mlx5: Move eswitch port metadata devlink param to flow eswitch code Jiri Pirko
2023-01-27 12:50 ` [patch net-next v2 00/12] devlink: Cleanup params usage patchwork-bot+netdevbpf

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