@@ -936,6 +936,7 @@ struct mlx5e_priv {
struct mlx5e_htb *htb;
struct mlx5e_mqprio_rl *mqprio_rl;
struct dentry *dfs_root;
+ struct mlx5_devcom_comp_dev *devcom;
};
struct mlx5e_dev {
@@ -42,6 +42,8 @@
#define MLX5E_IPSEC_SADB_RX_BITS 10
#define MLX5E_IPSEC_ESN_SCOPE_MID 0x80000000L
+#define MPV_DEVCOM_MASTER_UP 1
+
struct aes_gcm_keymat {
u64 seq_iv;
@@ -69,6 +69,7 @@
#include "en/htb.h"
#include "qos.h"
#include "en/trap.h"
+#include "lib/devcom.h"
bool mlx5e_check_fragmented_striding_rq_cap(struct mlx5_core_dev *mdev, u8 page_shift,
enum mlx5e_mpwrq_umr_mode umr_mode)
@@ -178,6 +179,37 @@ static void mlx5e_disable_async_events(struct mlx5e_priv *priv)
mlx5_notifier_unregister(priv->mdev, &priv->events_nb);
}
+static int mlx5e_devcom_event_mpv(int event, void *my_data, void *event_data)
+{
+ struct mlx5e_priv *slave_priv = my_data;
+
+ mlx5_devcom_comp_set_ready(slave_priv->devcom, true);
+
+ return 0;
+}
+
+static int mlx5e_devcom_init_mpv(struct mlx5e_priv *priv, u64 *data)
+{
+ priv->devcom = mlx5_devcom_register_component(priv->mdev->priv.devc,
+ MLX5_DEVCOM_MPV,
+ *data,
+ mlx5e_devcom_event_mpv,
+ priv);
+ if (IS_ERR_OR_NULL(priv->devcom))
+ return -EOPNOTSUPP;
+
+ if (mlx5_core_is_mp_master(priv->mdev))
+ mlx5_devcom_send_event(priv->devcom, MPV_DEVCOM_MASTER_UP,
+ MPV_DEVCOM_MASTER_UP, priv);
+
+ return 0;
+}
+
+static void mlx5e_devcom_cleanup_mpv(struct mlx5e_priv *priv)
+{
+ mlx5_devcom_unregister_component(priv->devcom);
+}
+
static int blocking_event(struct notifier_block *nb, unsigned long event, void *data)
{
struct mlx5e_priv *priv = container_of(nb, struct mlx5e_priv, blocking_events_nb);
@@ -192,6 +224,13 @@ static int blocking_event(struct notifier_block *nb, unsigned long event, void *
return NOTIFY_BAD;
}
break;
+ case MLX5_DRIVER_EVENT_AFFILIATION_DONE:
+ if (mlx5e_devcom_init_mpv(priv, data))
+ return NOTIFY_BAD;
+ break;
+ case MLX5_DRIVER_EVENT_AFFILIATION_REMOVED:
+ mlx5e_devcom_cleanup_mpv(priv);
+ break;
default:
return NOTIFY_DONE;
}
@@ -8,6 +8,7 @@
enum mlx5_devcom_component {
MLX5_DEVCOM_ESW_OFFLOADS,
+ MLX5_DEVCOM_MPV,
MLX5_DEVCOM_NUM_COMPONENTS,
};