linux/include/linux/mlx4/cmd.h

/*
 * Copyright (c) 2006 Cisco Systems, Inc.  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.
 */

#ifndef MLX4_CMD_H
#define MLX4_CMD_H

#include <linux/dma-mapping.h>
#include <linux/if_link.h>
#include <linux/mlx4/device.h>
#include <linux/netdevice.h>

enum { … };

enum { … };

enum { … };

enum { … };

enum { … };

enum { … };

enum { … };

enum { … };

/*
 * MLX4_RX_CSUM_MODE_VAL_NON_TCP_UDP -
 * Receive checksum value is reported in CQE also for non TCP/UDP packets.
 *
 * MLX4_RX_CSUM_MODE_L4 -
 * L4_CSUM bit in CQE, which indicates whether or not L4 checksum
 * was validated correctly, is supported.
 *
 * MLX4_RX_CSUM_MODE_IP_OK_IP_NON_TCP_UDP -
 * IP_OK CQE's field is supported also for non TCP/UDP IP packets.
 *
 * MLX4_RX_CSUM_MODE_MULTI_VLAN -
 * Receive Checksum offload is supported for packets with more than 2 vlan headers.
 */
enum mlx4_rx_csum_mode { … };

struct mlx4_config_dev_params { … };

enum mlx4_en_congestion_control_algorithm { … };

enum mlx4_en_congestion_control_opmod { … };

struct mlx4_dev;

struct mlx4_cmd_mailbox { … };

int __mlx4_cmd(struct mlx4_dev *dev, u64 in_param, u64 *out_param,
	       int out_is_imm, u32 in_modifier, u8 op_modifier,
	       u16 op, unsigned long timeout, int native);

/* Invoke a command with no output parameter */
static inline int mlx4_cmd(struct mlx4_dev *dev, u64 in_param, u32 in_modifier,
			   u8 op_modifier, u16 op, unsigned long timeout,
			   int native)
{ … }

/* Invoke a command with an output mailbox */
static inline int mlx4_cmd_box(struct mlx4_dev *dev, u64 in_param, u64 out_param,
			       u32 in_modifier, u8 op_modifier, u16 op,
			       unsigned long timeout, int native)
{ … }

/*
 * Invoke a command with an immediate output parameter (and copy the
 * output into the caller's out_param pointer after the command
 * executes).
 */
static inline int mlx4_cmd_imm(struct mlx4_dev *dev, u64 in_param, u64 *out_param,
			       u32 in_modifier, u8 op_modifier, u16 op,
			       unsigned long timeout, int native)
{ … }

struct mlx4_cmd_mailbox *mlx4_alloc_cmd_mailbox(struct mlx4_dev *dev);
void mlx4_free_cmd_mailbox(struct mlx4_dev *dev, struct mlx4_cmd_mailbox *mailbox);

int mlx4_get_counter_stats(struct mlx4_dev *dev, int counter_index,
			   struct mlx4_counter *counter_stats, int reset);
int mlx4_get_vf_stats(struct mlx4_dev *dev, int port, int vf_idx,
		      struct ifla_vf_stats *vf_stats);
u32 mlx4_comm_get_version(void);
int mlx4_set_vf_mac(struct mlx4_dev *dev, int port, int vf, u8 *mac);
int mlx4_set_vf_vlan(struct mlx4_dev *dev, int port, int vf, u16 vlan,
		     u8 qos, __be16 proto);
int mlx4_set_vf_rate(struct mlx4_dev *dev, int port, int vf, int min_tx_rate,
		     int max_tx_rate);
int mlx4_set_vf_spoofchk(struct mlx4_dev *dev, int port, int vf, bool setting);
int mlx4_get_vf_config(struct mlx4_dev *dev, int port, int vf, struct ifla_vf_info *ivf);
int mlx4_set_vf_link_state(struct mlx4_dev *dev, int port, int vf, int link_state);
int mlx4_config_dev_retrieval(struct mlx4_dev *dev,
			      struct mlx4_config_dev_params *params);
void mlx4_cmd_wake_completions(struct mlx4_dev *dev);
void mlx4_report_internal_err_comm_event(struct mlx4_dev *dev);
/*
 * mlx4_get_slave_default_vlan -
 * return true if VST ( default vlan)
 * if VST, will return vlan & qos (if not NULL)
 */
bool mlx4_get_slave_default_vlan(struct mlx4_dev *dev, int port, int slave,
				 u16 *vlan, u8 *qos);

#define MLX4_COMM_GET_IF_REV(cmd_chan_ver) …
#define COMM_CHAN_EVENT_INTERNAL_ERR …

#endif /* MLX4_CMD_H */