drivers/char/ipmi/kcs_bmc.h

   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  */
  23 struct kcs_ioreg {
  24         u32 idr;
  25         u32 odr;
  26         u32 str;
  27 };
  28
  29 struct kcs_bmc_device_ops;
  30 struct kcs_bmc_client;
  31
  32 struct 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__ */