summaryrefslogtreecommitdiffstats
path: root/drivers/net/ethernet/qlogic/qed/qed_iscsi.h
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/net/ethernet/qlogic/qed/qed_iscsi.h')
-rw-r--r--drivers/net/ethernet/qlogic/qed/qed_iscsi.h66
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