52 lines
1.8 KiB
C
Executable File
52 lines
1.8 KiB
C
Executable File
/*****************************************************************************
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*
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* Copyright (c) 2012 - 2016 Samsung Electronics Co., Ltd. All rights reserved
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*
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****************************************************************************/
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#ifndef __SLSI_LOG_CLIENTS_H__
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#define __SLSI_LOG_CLIENTS_H__
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#include <linux/types.h>
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struct slsi_dev;
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struct slsi_log_client {
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struct list_head q;
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void *log_client_ctx;
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int (*log_client_cb)(struct slsi_log_client *, struct sk_buff *, int);
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int min_signal_id;
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int max_signal_id;
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char *signal_filter;
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};
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struct slsi_log_clients {
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/* a std spinlock */
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spinlock_t log_client_spinlock;
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struct list_head log_client_list;
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};
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#define SLSI_LOG_DIRECTION_FROM_HOST 0
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#define SLSI_LOG_DIRECTION_TO_HOST 1
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void slsi_log_clients_init(struct slsi_dev *sdev);
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int slsi_log_client_register(struct slsi_dev *sdev, void *log_client_ctx,
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int (*log_client_cb)(struct slsi_log_client *, struct sk_buff *, int),
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char *filter, int min_signal_id, int max_signal_id);
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void slsi_log_client_unregister(struct slsi_dev *sdev, void *log_client_ctx);
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void slsi_log_client_msg(struct slsi_dev *sdev, u16 event, u32 event_data_length, const u8 *event_data);
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void slsi_log_clients_log_signal_safe(struct slsi_dev *sdev, struct sk_buff *skb, u32 direction);
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static inline void slsi_log_clients_log_signal_fast(struct slsi_dev *sdev, struct slsi_log_clients *log_clients, struct sk_buff *skb, u32 direction)
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{
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/* list_empty() is unsafe but fast
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* slsi_log_clients_log_signal_safe() will make sure all is good
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*/
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if (!list_empty(&log_clients->log_client_list))
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slsi_log_clients_log_signal_safe(sdev, skb, direction);
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}
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void slsi_log_clients_terminate(struct slsi_dev *sdev);
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#endif /*__SLSI_LOG_CLIENTS_H__*/
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