linux_dsm_epyc7002/drivers/net/ethernet/qlogic/qed/qed_iscsi.h
Yuval Mintz fc831825f9 qed: Add support for hardware offloaded iSCSI.
This adds the backbone required for the various HW initalizations
which are necessary for the iSCSI driver (qedi) for QLogic FastLinQ
4xxxx line of adapters - FW notification, resource initializations, etc.

Signed-off-by: Arun Easi <arun.easi@cavium.com>
Signed-off-by: Yuval Mintz <yuval.mintz@cavium.com>
Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
2016-12-02 12:44:37 -05:00

53 lines
1.5 KiB
C

/* QLogic qed NIC Driver
* Copyright (c) 2015 QLogic Corporation
*
* This software is available 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.
*/
#ifndef _QED_ISCSI_H
#define _QED_ISCSI_H
#include <linux/types.h>
#include <linux/list.h>
#include <linux/slab.h>
#include <linux/spinlock.h>
#include <linux/qed/tcp_common.h>
#include <linux/qed/qed_iscsi_if.h>
#include <linux/qed/qed_chain.h>
#include "qed.h"
#include "qed_hsi.h"
#include "qed_mcp.h"
#include "qed_sp.h"
struct qed_iscsi_info {
spinlock_t lock; /* Connection resources. */
struct list_head free_list;
u16 max_num_outstanding_tasks;
void *event_context;
iscsi_event_cb_t event_cb;
};
#ifdef CONFIG_QED_LL2
extern const struct qed_ll2_ops qed_ll2_ops_pass;
#endif
#if IS_ENABLED(CONFIG_QED_ISCSI)
struct qed_iscsi_info *qed_iscsi_alloc(struct qed_hwfn *p_hwfn);
void qed_iscsi_setup(struct qed_hwfn *p_hwfn,
struct qed_iscsi_info *p_iscsi_info);
void qed_iscsi_free(struct qed_hwfn *p_hwfn,
struct qed_iscsi_info *p_iscsi_info);
#else /* IS_ENABLED(CONFIG_QED_ISCSI) */
static inline struct qed_iscsi_info *qed_iscsi_alloc(
struct qed_hwfn *p_hwfn) { return NULL; }
static inline void qed_iscsi_setup(struct qed_hwfn *p_hwfn,
struct qed_iscsi_info *p_iscsi_info) {}
static inline void qed_iscsi_free(struct qed_hwfn *p_hwfn,
struct qed_iscsi_info *p_iscsi_info) {}
#endif /* IS_ENABLED(CONFIG_QED_ISCSI) */
#endif