1*4882a593Smuzhiyun /* SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) */ 2*4882a593Smuzhiyun /* QLogic qed NIC Driver 3*4882a593Smuzhiyun * Copyright (c) 2015-2017 QLogic Corporation 4*4882a593Smuzhiyun * Copyright (c) 2019-2020 Marvell International Ltd. 5*4882a593Smuzhiyun */ 6*4882a593Smuzhiyun 7*4882a593Smuzhiyun #ifndef _QED_ISCSI_H 8*4882a593Smuzhiyun #define _QED_ISCSI_H 9*4882a593Smuzhiyun #include <linux/types.h> 10*4882a593Smuzhiyun #include <linux/list.h> 11*4882a593Smuzhiyun #include <linux/slab.h> 12*4882a593Smuzhiyun #include <linux/spinlock.h> 13*4882a593Smuzhiyun #include <linux/qed/tcp_common.h> 14*4882a593Smuzhiyun #include <linux/qed/qed_iscsi_if.h> 15*4882a593Smuzhiyun #include <linux/qed/qed_chain.h> 16*4882a593Smuzhiyun #include "qed.h" 17*4882a593Smuzhiyun #include "qed_hsi.h" 18*4882a593Smuzhiyun #include "qed_mcp.h" 19*4882a593Smuzhiyun #include "qed_sp.h" 20*4882a593Smuzhiyun 21*4882a593Smuzhiyun struct qed_iscsi_info { 22*4882a593Smuzhiyun spinlock_t lock; /* Connection resources. */ 23*4882a593Smuzhiyun struct list_head free_list; 24*4882a593Smuzhiyun u16 max_num_outstanding_tasks; 25*4882a593Smuzhiyun void *event_context; 26*4882a593Smuzhiyun iscsi_event_cb_t event_cb; 27*4882a593Smuzhiyun }; 28*4882a593Smuzhiyun 29*4882a593Smuzhiyun #if IS_ENABLED(CONFIG_QED_ISCSI) 30*4882a593Smuzhiyun int qed_iscsi_alloc(struct qed_hwfn *p_hwfn); 31*4882a593Smuzhiyun 32*4882a593Smuzhiyun void qed_iscsi_setup(struct qed_hwfn *p_hwfn); 33*4882a593Smuzhiyun 34*4882a593Smuzhiyun void qed_iscsi_free(struct qed_hwfn *p_hwfn); 35*4882a593Smuzhiyun 36*4882a593Smuzhiyun /** 37*4882a593Smuzhiyun * @brief - Fills provided statistics struct with statistics. 38*4882a593Smuzhiyun * 39*4882a593Smuzhiyun * @param cdev 40*4882a593Smuzhiyun * @param stats - points to struct that will be filled with statistics. 41*4882a593Smuzhiyun */ 42*4882a593Smuzhiyun void qed_get_protocol_stats_iscsi(struct qed_dev *cdev, 43*4882a593Smuzhiyun struct qed_mcp_iscsi_stats *stats); 44*4882a593Smuzhiyun #else /* IS_ENABLED(CONFIG_QED_ISCSI) */ qed_iscsi_alloc(struct qed_hwfn * p_hwfn)45*4882a593Smuzhiyunstatic inline int qed_iscsi_alloc(struct qed_hwfn *p_hwfn) 46*4882a593Smuzhiyun { 47*4882a593Smuzhiyun return -EINVAL; 48*4882a593Smuzhiyun } 49*4882a593Smuzhiyun qed_iscsi_setup(struct qed_hwfn * p_hwfn)50*4882a593Smuzhiyunstatic inline void qed_iscsi_setup(struct qed_hwfn *p_hwfn) {} 51*4882a593Smuzhiyun qed_iscsi_free(struct qed_hwfn * p_hwfn)52*4882a593Smuzhiyunstatic inline void qed_iscsi_free(struct qed_hwfn *p_hwfn) {} 53*4882a593Smuzhiyun 54*4882a593Smuzhiyun static inline void qed_get_protocol_stats_iscsi(struct qed_dev * cdev,struct qed_mcp_iscsi_stats * stats)55*4882a593Smuzhiyunqed_get_protocol_stats_iscsi(struct qed_dev *cdev, 56*4882a593Smuzhiyun struct qed_mcp_iscsi_stats *stats) {} 57*4882a593Smuzhiyun #endif /* IS_ENABLED(CONFIG_QED_ISCSI) */ 58*4882a593Smuzhiyun 59*4882a593Smuzhiyun #endif 60