diff options
Diffstat (limited to 'drivers/net/ethernet/qlogic/qed/qed_iscsi.h')
-rw-r--r-- | drivers/net/ethernet/qlogic/qed/qed_iscsi.h | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/drivers/net/ethernet/qlogic/qed/qed_iscsi.h b/drivers/net/ethernet/qlogic/qed/qed_iscsi.h new file mode 100644 index 000000000..974cb8d26 --- /dev/null +++ b/drivers/net/ethernet/qlogic/qed/qed_iscsi.h @@ -0,0 +1,66 @@ +/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) */ +/* QLogic qed NIC Driver + * Copyright (c) 2015-2017 QLogic Corporation + * Copyright (c) 2019-2020 Marvell International Ltd. + */ + +#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; +}; + +#if IS_ENABLED(CONFIG_QED_ISCSI) +int qed_iscsi_alloc(struct qed_hwfn *p_hwfn); + +void qed_iscsi_setup(struct qed_hwfn *p_hwfn); + +void qed_iscsi_free(struct qed_hwfn *p_hwfn); + +/** + * qed_get_protocol_stats_iscsi(): Fills provided statistics + * struct with statistics. + * + * @cdev: Qed dev pointer. + * @stats: Points to struct that will be filled with statistics. + * @is_atomic: Hint from the caller - if the func can sleep or not. + * + * Context: The function should not sleep in case is_atomic == true. + * Return: Void. + */ +void qed_get_protocol_stats_iscsi(struct qed_dev *cdev, + struct qed_mcp_iscsi_stats *stats, + bool is_atomic); +#else /* IS_ENABLED(CONFIG_QED_ISCSI) */ +static inline int qed_iscsi_alloc(struct qed_hwfn *p_hwfn) +{ + return -EINVAL; +} + +static inline void qed_iscsi_setup(struct qed_hwfn *p_hwfn) {} + +static inline void qed_iscsi_free(struct qed_hwfn *p_hwfn) {} + +static inline void +qed_get_protocol_stats_iscsi(struct qed_dev *cdev, + struct qed_mcp_iscsi_stats *stats, + bool is_atomic) {} +#endif /* IS_ENABLED(CONFIG_QED_ISCSI) */ + +#endif |