f22da1cde7
Change license to BSD-3-Clause Signed-off-by: Rafal Stefanowski <rafal.stefanowski@intel.com>
58 lines
1.4 KiB
C
58 lines
1.4 KiB
C
/*
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* Copyright(c) 2019-2021 Intel Corporation
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* SPDX-License-Identifier: BSD-3-Clause
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*/
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#ifndef PROMOTION_OPS_H_
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#define PROMOTION_OPS_H_
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#include "../metadata/metadata.h"
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#include "promotion.h"
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struct ocf_promotion_policy {
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ocf_cache_t owner;
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ocf_promotion_t type;
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void *config;
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/* Pointer to config values stored in cache superblock */
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void *ctx;
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};
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struct promotion_policy_ops {
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const char *name;
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/*!< Promotion policy name */
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void (*setup)(ocf_cache_t cache);
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/*!< initialize promotion policy default config */
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ocf_error_t (*init)(ocf_cache_t cache);
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/*!< Allocate and initialize promotion policy */
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void (*deinit)(ocf_promotion_policy_t policy);
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/*!< Deinit and free promotion policy */
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ocf_error_t (*set_param)(ocf_cache_t cache, uint8_t param_id,
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uint32_t param_value);
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/*!< Set promotion policy parameter */
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ocf_error_t (*get_param)(ocf_cache_t cache, uint8_t param_id,
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uint32_t *param_value);
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/*!< Get promotion policy parameter */
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void (*req_purge)(ocf_promotion_policy_t policy,
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struct ocf_request *req);
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/*!< Call when request core lines have been inserted or it is
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* a discard request */
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bool (*req_should_promote)(ocf_promotion_policy_t policy,
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struct ocf_request *req);
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/*!< Should request lines be inserted into cache */
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};
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extern struct promotion_policy_ops ocf_promotion_policies[ocf_promotion_max];
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#endif /* PROMOTION_OPS_H_ */
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