diff options
Diffstat (limited to 'ANDROID_3.4.5/drivers/net/ethernet/mellanox/mlx4/sense.c')
| -rw-r--r-- | ANDROID_3.4.5/drivers/net/ethernet/mellanox/mlx4/sense.c | 157 |
1 files changed, 0 insertions, 157 deletions
diff --git a/ANDROID_3.4.5/drivers/net/ethernet/mellanox/mlx4/sense.c b/ANDROID_3.4.5/drivers/net/ethernet/mellanox/mlx4/sense.c deleted file mode 100644 index 80249829..00000000 --- a/ANDROID_3.4.5/drivers/net/ethernet/mellanox/mlx4/sense.c +++ /dev/null @@ -1,157 +0,0 @@ -/* - * Copyright (c) 2007 Mellanox Technologies. All rights reserved. - * - * This software is available to you under a choice of one of two - * licenses. You may choose to be licensed under the terms of the GNU - * General Public License (GPL) Version 2, available from the file - * COPYING in the main directory of this source tree, or the - * OpenIB.org BSD license below: - * - * Redistribution and use in source and binary forms, with or - * without modification, are permitted provided that the following - * conditions are met: - * - * - Redistributions of source code must retain the above - * copyright notice, this list of conditions and the following - * disclaimer. - * - * - Redistributions in binary form must reproduce the above - * copyright notice, this list of conditions and the following - * disclaimer in the documentation and/or other materials - * provided with the distribution. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, - * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND - * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS - * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN - * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN - * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE - * SOFTWARE. - * - */ - -#include <linux/errno.h> -#include <linux/if_ether.h> - -#include <linux/mlx4/cmd.h> - -#include "mlx4.h" - -int mlx4_SENSE_PORT(struct mlx4_dev *dev, int port, - enum mlx4_port_type *type) -{ - u64 out_param; - int err = 0; - - err = mlx4_cmd_imm(dev, 0, &out_param, port, 0, - MLX4_CMD_SENSE_PORT, MLX4_CMD_TIME_CLASS_B, - MLX4_CMD_WRAPPED); - if (err) { - mlx4_err(dev, "Sense command failed for port: %d\n", port); - return err; - } - - if (out_param > 2) { - mlx4_err(dev, "Sense returned illegal value: 0x%llx\n", out_param); - return -EINVAL; - } - - *type = out_param; - return 0; -} - -void mlx4_do_sense_ports(struct mlx4_dev *dev, - enum mlx4_port_type *stype, - enum mlx4_port_type *defaults) -{ - struct mlx4_sense *sense = &mlx4_priv(dev)->sense; - int err; - int i; - - for (i = 1; i <= dev->caps.num_ports; i++) { - stype[i - 1] = 0; - if (sense->do_sense_port[i] && sense->sense_allowed[i] && - dev->caps.possible_type[i] == MLX4_PORT_TYPE_AUTO) { - err = mlx4_SENSE_PORT(dev, i, &stype[i - 1]); - if (err) - stype[i - 1] = defaults[i - 1]; - } else - stype[i - 1] = defaults[i - 1]; - } - - /* - * Adjust port configuration: - * If port 1 sensed nothing and port 2 is IB, set both as IB - * If port 2 sensed nothing and port 1 is Eth, set both as Eth - */ - if (stype[0] == MLX4_PORT_TYPE_ETH) { - for (i = 1; i < dev->caps.num_ports; i++) - stype[i] = stype[i] ? stype[i] : MLX4_PORT_TYPE_ETH; - } - if (stype[dev->caps.num_ports - 1] == MLX4_PORT_TYPE_IB) { - for (i = 0; i < dev->caps.num_ports - 1; i++) - stype[i] = stype[i] ? stype[i] : MLX4_PORT_TYPE_IB; - } - - /* - * If sensed nothing, remain in current configuration. - */ - for (i = 0; i < dev->caps.num_ports; i++) - stype[i] = stype[i] ? stype[i] : defaults[i]; - -} - -static void mlx4_sense_port(struct work_struct *work) -{ - struct delayed_work *delay = to_delayed_work(work); - struct mlx4_sense *sense = container_of(delay, struct mlx4_sense, - sense_poll); - struct mlx4_dev *dev = sense->dev; - struct mlx4_priv *priv = mlx4_priv(dev); - enum mlx4_port_type stype[MLX4_MAX_PORTS]; - - mutex_lock(&priv->port_mutex); - mlx4_do_sense_ports(dev, stype, &dev->caps.port_type[1]); - - if (mlx4_check_port_params(dev, stype)) - goto sense_again; - - if (mlx4_change_port_types(dev, stype)) - mlx4_err(dev, "Failed to change port_types\n"); - -sense_again: - mutex_unlock(&priv->port_mutex); - queue_delayed_work(mlx4_wq , &sense->sense_poll, - round_jiffies_relative(MLX4_SENSE_RANGE)); -} - -void mlx4_start_sense(struct mlx4_dev *dev) -{ - struct mlx4_priv *priv = mlx4_priv(dev); - struct mlx4_sense *sense = &priv->sense; - - if (!(dev->caps.flags & MLX4_DEV_CAP_FLAG_DPDP)) - return; - - queue_delayed_work(mlx4_wq , &sense->sense_poll, - round_jiffies_relative(MLX4_SENSE_RANGE)); -} - -void mlx4_stop_sense(struct mlx4_dev *dev) -{ - cancel_delayed_work_sync(&mlx4_priv(dev)->sense.sense_poll); -} - -void mlx4_sense_init(struct mlx4_dev *dev) -{ - struct mlx4_priv *priv = mlx4_priv(dev); - struct mlx4_sense *sense = &priv->sense; - int port; - - sense->dev = dev; - for (port = 1; port <= dev->caps.num_ports; port++) - sense->do_sense_port[port] = 1; - - INIT_DELAYED_WORK_DEFERRABLE(&sense->sense_poll, mlx4_sense_port); -} |