diff options
Diffstat (limited to 'drivers/net/mlx4/intf.c')
| -rw-r--r-- | drivers/net/mlx4/intf.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/drivers/net/mlx4/intf.c b/drivers/net/mlx4/intf.c index 55506780275..73c94fcdfdd 100644 --- a/drivers/net/mlx4/intf.c +++ b/drivers/net/mlx4/intf.c @@ -161,3 +161,24 @@ void mlx4_unregister_device(struct mlx4_dev *dev) mutex_unlock(&intf_mutex); } + +void *mlx4_get_protocol_dev(struct mlx4_dev *dev, enum mlx4_protocol proto, int port) +{ + struct mlx4_priv *priv = mlx4_priv(dev); + struct mlx4_device_context *dev_ctx; + unsigned long flags; + void *result = NULL; + + spin_lock_irqsave(&priv->ctx_lock, flags); + + list_for_each_entry(dev_ctx, &priv->ctx_list, list) + if (dev_ctx->intf->protocol == proto && dev_ctx->intf->get_dev) { + result = dev_ctx->intf->get_dev(dev, dev_ctx->context, port); + break; + } + + spin_unlock_irqrestore(&priv->ctx_lock, flags); + + return result; +} +EXPORT_SYMBOL_GPL(mlx4_get_protocol_dev); |