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_EVENT_TYPE_OBE	BIT(0)
12#define KCS_BMC_EVENT_TYPE_IBF	BIT(1)
13
14#define KCS_BMC_STR_OBF		BIT(0)
15#define KCS_BMC_STR_IBF		BIT(1)
16#define KCS_BMC_STR_CMD_DAT	BIT(3)
17
18/* IPMI 2.0 - 9.5, KCS Interface Registers
19 * @idr: Input Data Register
20 * @odr: Output Data Register
21 * @str: Status Register
22 */
23struct kcs_ioreg {
24	u32 idr;
25	u32 odr;
26	u32 str;
27};
28
29struct kcs_bmc_device_ops;
30struct kcs_bmc_client;
31
32struct kcs_bmc_device {
33	struct list_head entry;
34
35	struct device *dev;
36	u32 channel;
37
38	struct kcs_ioreg ioreg;
39
40	const struct kcs_bmc_device_ops *ops;
41
42	spinlock_t lock;
43	struct kcs_bmc_client *client;
44};
45
46#endif /* __KCS_BMC_H__ */