1 /* SPDX-License-Identifier: GPL-2.0 */
2 /* Copyright (c) 2016-2018, The Linux Foundation. All rights reserved. */
3
4 #ifndef __QCOM_COMMAND_DB_H__
5 #define __QCOM_COMMAND_DB_H__
6
7
8 enum cmd_db_hw_type {
9 CMD_DB_HW_INVALID = 0,
10 CMD_DB_HW_MIN = 3,
11 CMD_DB_HW_ARC = CMD_DB_HW_MIN,
12 CMD_DB_HW_VRM = 4,
13 CMD_DB_HW_BCM = 5,
14 CMD_DB_HW_MAX = CMD_DB_HW_BCM,
15 CMD_DB_HW_ALL = 0xff,
16 };
17
18 #if IS_ENABLED(CONFIG_QCOM_COMMAND_DB)
19 u32 cmd_db_read_addr(const char *resource_id);
20
21 int cmd_db_read_aux_data(const char *resource_id, u8 *data, size_t len);
22
23 size_t cmd_db_read_aux_data_len(const char *resource_id);
24
25 enum cmd_db_hw_type cmd_db_read_slave_id(const char *resource_id);
26
27 int cmd_db_ready(void);
28 #else
cmd_db_read_addr(const char * resource_id)29 static inline u32 cmd_db_read_addr(const char *resource_id)
30 { return 0; }
31
cmd_db_read_aux_data(const char * resource_id,u8 * data,size_t len)32 static inline int cmd_db_read_aux_data(const char *resource_id, u8 *data,
33 size_t len)
34 { return -ENODEV; }
35
cmd_db_read_aux_data_len(const char * resource_id)36 static inline size_t cmd_db_read_aux_data_len(const char *resource_id)
37 { return -ENODEV; }
38
cmd_db_read_slave_id(const char * resource_id)39 static inline enum cmd_db_hw_type cmd_db_read_slave_id(const char *resource_id)
40 { return -ENODEV; }
41
cmd_db_ready(void)42 static inline int cmd_db_ready(void)
43 { return -ENODEV; }
44 #endif /* CONFIG_QCOM_COMMAND_DB */
45 #endif /* __QCOM_COMMAND_DB_H__ */
46
