xref: /linux/drivers/char/ipmi/kcs_bmc.h (revision d4e7ac68f771addc19352121706d8584eb0166cd)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3  * Copyright (c) 2015-2018, Intel Corporation.
4  */
5 
6 #ifndef __KCS_BMC_H__
7 #define __KCS_BMC_H__
8 
9 #include <linux/list.h>
10 
11 #define KCS_BMC_STR_OBF		BIT(0)
12 #define KCS_BMC_STR_IBF		BIT(1)
13 #define KCS_BMC_STR_CMD_DAT	BIT(3)
14 
15 /* IPMI 2.0 - 9.5, KCS Interface Registers
16  * @idr: Input Data Register
17  * @odr: Output Data Register
18  * @str: Status Register
19  */
20 struct kcs_ioreg {
21 	u32 idr;
22 	u32 odr;
23 	u32 str;
24 };
25 
26 struct kcs_bmc_device_ops;
27 struct kcs_bmc_client;
28 
29 struct kcs_bmc_device {
30 	struct list_head entry;
31 
32 	struct device *dev;
33 	u32 channel;
34 
35 	struct kcs_ioreg ioreg;
36 
37 	const struct kcs_bmc_device_ops *ops;
38 
39 	spinlock_t lock;
40 	struct kcs_bmc_client *client;
41 };
42 
43 #endif /* __KCS_BMC_H__ */
44