ceph/src/spdk/ocf/src/metadata/metadata_raw_dynamic.h

   1 /*
   2  * Copyright(c) 2012-2018 Intel Corporation
   3  * SPDX-License-Identifier: BSD-3-Clause-Clear
   4  */
   5
   6 #ifndef __METADATA_RAW_DYNAMIC_H__
   7 #define __METADATA_RAW_DYNAMIC_H__
   8
   9 /**
  10  * @file metadata_raw_dynamic.h
  11  * @brief Metadata RAW container implementation for dynamic numbers of elements
  12  */
  13
  14 /*
  15  * RAW DYNAMIC - Initialize
  16  */
  17 int raw_dynamic_init(ocf_cache_t cache,
  18                 struct ocf_metadata_raw *raw);
  19
  20 /*
  21  * RAW DYNAMIC - De-Initialize
  22  */
  23 int raw_dynamic_deinit(ocf_cache_t cache,
  24                 struct ocf_metadata_raw *raw);
  25
  26 /*
  27  * RAW DYNAMIC - Get size of memory footprint of this RAW metadata container
  28  */
  29 size_t raw_dynamic_size_of(ocf_cache_t cache,
  30                 struct ocf_metadata_raw *raw);
  31
  32 /*
  33  * RAW DYNAMIC Implementation - Size on SSD
  34  */
  35 uint32_t raw_dynamic_size_on_ssd(struct ocf_metadata_raw *raw);
  36
  37 /*
  38  * RAW DYNAMIC Implementation - Checksum
  39  */
  40 uint32_t raw_dynamic_checksum(ocf_cache_t cache,
  41                 struct ocf_metadata_raw *raw);
  42
  43 /*
  44  * RAW DYNAMIC - Get specified entry
  45  */
  46 int raw_dynamic_get(ocf_cache_t cache,
  47                 struct ocf_metadata_raw *raw, ocf_cache_line_t line,
  48                 void *data, uint32_t size);
  49
  50 /*
  51  * RAW DYNAMIC - Set specified entry
  52  */
  53 int raw_dynamic_set(ocf_cache_t cache,
  54                 struct ocf_metadata_raw *raw, ocf_cache_line_t line,
  55                 void *data, uint32_t size);
  56
  57 /*
  58  * RAW DYNAMIC - Read only access for specified entry
  59  */
  60 const void *raw_dynamic_rd_access(ocf_cache_t cache,
  61                 struct ocf_metadata_raw *raw, ocf_cache_line_t line,
  62                 uint32_t size);
  63
  64 /*
  65  * RAW DYNAMIC - Write access for specified entry
  66  */
  67 void *raw_dynamic_wr_access(ocf_cache_t cache,
  68                 struct ocf_metadata_raw *raw, ocf_cache_line_t line,
  69                 uint32_t size);
  70
  71 /*
  72  * RAW DYNAMIC - Load all metadata of this RAW metadata container
  73  * from cache device
  74  */
  75 void raw_dynamic_load_all(ocf_cache_t cache, struct ocf_metadata_raw *raw,
  76                 ocf_metadata_end_t cmpl, void *priv);
  77
  78 /*
  79  * RAW DYNAMIC - Flush all metadata of this RAW metadata container
  80  * to cache device
  81  */
  82 void raw_dynamic_flush_all(ocf_cache_t cache, struct ocf_metadata_raw *raw,
  83                 ocf_metadata_end_t cmpl, void *priv);
  84
  85 /*
  86  * RAW DYNAMIC - Mark specified entry to be flushed
  87  */
  88 void raw_dynamic_flush_mark(ocf_cache_t cache, struct ocf_request *req,
  89                 uint32_t map_idx, int to_state, uint8_t start, uint8_t stop);
  90
  91 /*
  92  * DYNAMIC Implementation - Do Flush Asynchronously
  93  */
  94 int raw_dynamic_flush_do_asynch(ocf_cache_t cache, struct ocf_request *req,
  95                 struct ocf_metadata_raw *raw, ocf_req_end_t complete);
  96
  97
  98 #endif /* METADATA_RAW_H_ */