mirror of https://gitee.com/openkylin/linux.git
41 lines
1.1 KiB
C
41 lines
1.1 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/* Copyright (c) 2016-2018, The Linux Foundation. All rights reserved. */
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#ifndef __QCOM_COMMAND_DB_H__
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#define __QCOM_COMMAND_DB_H__
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#include <linux/err.h>
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enum cmd_db_hw_type {
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CMD_DB_HW_INVALID = 0,
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CMD_DB_HW_MIN = 3,
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CMD_DB_HW_ARC = CMD_DB_HW_MIN,
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CMD_DB_HW_VRM = 4,
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CMD_DB_HW_BCM = 5,
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CMD_DB_HW_MAX = CMD_DB_HW_BCM,
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CMD_DB_HW_ALL = 0xff,
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};
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#if IS_ENABLED(CONFIG_QCOM_COMMAND_DB)
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u32 cmd_db_read_addr(const char *resource_id);
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const void *cmd_db_read_aux_data(const char *resource_id, size_t *len);
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enum cmd_db_hw_type cmd_db_read_slave_id(const char *resource_id);
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int cmd_db_ready(void);
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#else
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static inline u32 cmd_db_read_addr(const char *resource_id)
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{ return 0; }
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static inline const void *cmd_db_read_aux_data(const char *resource_id, size_t *len)
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{ return ERR_PTR(-ENODEV); }
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static inline enum cmd_db_hw_type cmd_db_read_slave_id(const char *resource_id)
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{ return -ENODEV; }
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static inline int cmd_db_ready(void)
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{ return -ENODEV; }
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#endif /* CONFIG_QCOM_COMMAND_DB */
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#endif /* __QCOM_COMMAND_DB_H__ */
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