net/mlx5e: E-Switch, Add extack messages to devlink callbacks

[sfrench/cifs-2.6.git] / drivers / net / ethernet / mellanox / mlx5 / core / eswitch_offloads.c

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c
index 21e957083f65f1f95ef2c88dfdf18e3cac5c16d2..a35a2310f8718f0a7ae67f9859aaae20d41063b0 100644 (file)
--- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c
@@ -810,29 +810,35 @@ out:
        return flow_rule;
 }
 
-static int esw_offloads_start(struct mlx5_eswitch *esw)
+static int esw_offloads_start(struct mlx5_eswitch *esw,
+                             struct netlink_ext_ack *extack)
 {
        int err, err1, num_vfs = esw->dev->priv.sriov.num_vfs;
 
        if (esw->mode != SRIOV_LEGACY) {
-               esw_warn(esw->dev, "Can't set offloads mode, SRIOV legacy not enabled\n");
+               NL_SET_ERR_MSG_MOD(extack,
+                                  "Can't set offloads mode, SRIOV legacy not enabled");
                return -EINVAL;
        }
 
        mlx5_eswitch_disable_sriov(esw);
        err = mlx5_eswitch_enable_sriov(esw, num_vfs, SRIOV_OFFLOADS);
        if (err) {
-               esw_warn(esw->dev, "Failed setting eswitch to offloads, err %d\n", err);
+               NL_SET_ERR_MSG_MOD(extack,
+                                  "Failed setting eswitch to offloads");
                err1 = mlx5_eswitch_enable_sriov(esw, num_vfs, SRIOV_LEGACY);
-               if (err1)
-                       esw_warn(esw->dev, "Failed setting eswitch back to legacy, err %d\n", err1);
+               if (err1) {
+                       NL_SET_ERR_MSG_MOD(extack,
+                                          "Failed setting eswitch back to legacy");
+               }
        }
        if (esw->offloads.inline_mode == MLX5_INLINE_MODE_NONE) {
                if (mlx5_eswitch_inline_mode_get(esw,
                                                 num_vfs,
                                                 &esw->offloads.inline_mode)) {
                        esw->offloads.inline_mode = MLX5_INLINE_MODE_L2;
-                       esw_warn(esw->dev, "Inline mode is different between vports\n");
+                       NL_SET_ERR_MSG_MOD(extack,
+                                          "Inline mode is different between vports");
                }
        }
        return err;
@@ -973,17 +979,20 @@ create_ft_err:
        return err;
 }
 
-static int esw_offloads_stop(struct mlx5_eswitch *esw)
+static int esw_offloads_stop(struct mlx5_eswitch *esw,
+                            struct netlink_ext_ack *extack)
 {
        int err, err1, num_vfs = esw->dev->priv.sriov.num_vfs;
 
        mlx5_eswitch_disable_sriov(esw);
        err = mlx5_eswitch_enable_sriov(esw, num_vfs, SRIOV_LEGACY);
        if (err) {
-               esw_warn(esw->dev, "Failed setting eswitch to legacy, err %d\n", err);
+               NL_SET_ERR_MSG_MOD(extack, "Failed setting eswitch to legacy");
                err1 = mlx5_eswitch_enable_sriov(esw, num_vfs, SRIOV_OFFLOADS);
-               if (err1)
-                       esw_warn(esw->dev, "Failed setting eswitch back to offloads, err %d\n", err);
+               if (err1) {
+                       NL_SET_ERR_MSG_MOD(extack,
+                                          "Failed setting eswitch back to offloads");
+               }
        }
 
        /* enable back PF RoCE */
@@ -1092,7 +1101,8 @@ static int mlx5_devlink_eswitch_check(struct devlink *devlink)
        return 0;
 }
 
-int mlx5_devlink_eswitch_mode_set(struct devlink *devlink, u16 mode)
+int mlx5_devlink_eswitch_mode_set(struct devlink *devlink, u16 mode,
+                                 struct netlink_ext_ack *extack)
 {
        struct mlx5_core_dev *dev = devlink_priv(devlink);
        u16 cur_mlx5_mode, mlx5_mode = 0;
@@ -1111,9 +1121,9 @@ int mlx5_devlink_eswitch_mode_set(struct devlink *devlink, u16 mode)
                return 0;
 
        if (mode == DEVLINK_ESWITCH_MODE_SWITCHDEV)
-               return esw_offloads_start(dev->priv.eswitch);
+               return esw_offloads_start(dev->priv.eswitch, extack);
        else if (mode == DEVLINK_ESWITCH_MODE_LEGACY)
-               return esw_offloads_stop(dev->priv.eswitch);
+               return esw_offloads_stop(dev->priv.eswitch, extack);
        else
                return -EINVAL;
 }
@@ -1130,7 +1140,8 @@ int mlx5_devlink_eswitch_mode_get(struct devlink *devlink, u16 *mode)
        return esw_mode_to_devlink(dev->priv.eswitch->mode, mode);
 }
 
-int mlx5_devlink_eswitch_inline_mode_set(struct devlink *devlink, u8 mode)
+int mlx5_devlink_eswitch_inline_mode_set(struct devlink *devlink, u8 mode,
+                                        struct netlink_ext_ack *extack)
 {
        struct mlx5_core_dev *dev = devlink_priv(devlink);
        struct mlx5_eswitch *esw = dev->priv.eswitch;
@@ -1147,14 +1158,15 @@ int mlx5_devlink_eswitch_inline_mode_set(struct devlink *devlink, u8 mode)
                        return 0;
                /* fall through */
        case MLX5_CAP_INLINE_MODE_L2:
-               esw_warn(dev, "Inline mode can't be set\n");
+               NL_SET_ERR_MSG_MOD(extack, "Inline mode can't be set");
                return -EOPNOTSUPP;
        case MLX5_CAP_INLINE_MODE_VPORT_CONTEXT:
                break;
        }
 
        if (esw->offloads.num_flows > 0) {
-               esw_warn(dev, "Can't set inline mode when flows are configured\n");
+               NL_SET_ERR_MSG_MOD(extack,
+                                  "Can't set inline mode when flows are configured");
                return -EOPNOTSUPP;
        }
 
@@ -1165,8 +1177,8 @@ int mlx5_devlink_eswitch_inline_mode_set(struct devlink *devlink, u8 mode)
        for (vport = 1; vport < esw->enabled_vports; vport++) {
                err = mlx5_modify_nic_vport_min_inline(dev, vport, mlx5_mode);
                if (err) {
-                       esw_warn(dev, "Failed to set min inline on vport %d\n",
-                                vport);
+                       NL_SET_ERR_MSG_MOD(extack,
+                                          "Failed to set min inline on vport");
                        goto revert_inline_mode;
                }
        }
@@ -1232,7 +1244,8 @@ out:
        return 0;
 }
 
-int mlx5_devlink_eswitch_encap_mode_set(struct devlink *devlink, u8 encap)
+int mlx5_devlink_eswitch_encap_mode_set(struct devlink *devlink, u8 encap,
+                                       struct netlink_ext_ack *extack)
 {
        struct mlx5_core_dev *dev = devlink_priv(devlink);
        struct mlx5_eswitch *esw = dev->priv.eswitch;
@@ -1259,7 +1272,8 @@ int mlx5_devlink_eswitch_encap_mode_set(struct devlink *devlink, u8 encap)
                return 0;
 
        if (esw->offloads.num_flows > 0) {
-               esw_warn(dev, "Can't set encapsulation when flows are configured\n");
+               NL_SET_ERR_MSG_MOD(extack,
+                                  "Can't set encapsulation when flows are configured");
                return -EOPNOTSUPP;
        }
 
@@ -1268,7 +1282,8 @@ int mlx5_devlink_eswitch_encap_mode_set(struct devlink *devlink, u8 encap)
        esw->offloads.encap = encap;
        err = esw_create_offloads_fast_fdb_table(esw);
        if (err) {
-               esw_warn(esw->dev, "Failed re-creating fast FDB table, err %d\n", err);
+               NL_SET_ERR_MSG_MOD(extack,
+                                  "Failed re-creating fast FDB table");
                esw->offloads.encap = !encap;
                (void)esw_create_offloads_fast_fdb_table(esw);
        }