ceph/src/spdk/dpdk/drivers/net/ice/base/ice_sbq_cmd.h

   1 /* SPDX-License-Identifier: BSD-3-Clause
   2  * Copyright(c) 2001-2019
   3  */
   4
   5 #ifndef _ICE_SBQ_CMD_H_
   6 #define _ICE_SBQ_CMD_H_
   7
   8 /* This header file defines the Sideband Queue commands, error codes and
   9  * descriptor format. It is shared between Firmware and Software.
  10  */
  11
  12 /* Sideband Queue command structure and opcodes */
  13 enum ice_sbq_opc {
  14         /* Sideband Queue commands */
  15         ice_sbq_opc_neigh_dev_req                       = 0x0C00,
  16         ice_sbq_opc_neigh_dev_ev                        = 0x0C01
  17 };
  18
  19 /* Sideband Queue descriptor. Indirect command
  20  * and non posted
  21  */
  22 struct ice_sbq_cmd_desc {
  23         __le16 flags;
  24         __le16 opcode;
  25         __le16 datalen;
  26         __le16 cmd_retval;
  27
  28         /* Opaque message data */
  29         __le32 cookie_high;
  30         __le32 cookie_low;
  31
  32         union {
  33                 __le16 cmd_len;
  34                 __le16 cmpl_len;
  35         } param0;
  36
  37         u8 reserved[6];
  38         __le32 addr_high;
  39         __le32 addr_low;
  40 };
  41
  42 struct ice_sbq_evt_desc {
  43         __le16 flags;
  44         __le16 opcode;
  45         __le16 datalen;
  46         __le16 cmd_retval;
  47         u8 data[24];
  48 };
  49
  50 enum ice_sbq_msg_dev {
  51         rmn_0   = 0x02,
  52         rmn_1   = 0x03,
  53         rmn_2   = 0x04,
  54         cgu     = 0x06
  55 };
  56
  57 enum ice_sbq_msg_opcode {
  58         ice_sbq_msg_rd  = 0x00,
  59         ice_sbq_msg_wr  = 0x01
  60 };
  61
  62 #define ICE_SBQ_MSG_FLAGS       0x40
  63 #define ICE_SBQ_MSG_SBE_FBE     0x0F
  64
  65 struct ice_sbq_msg_req {
  66         u8 dest_dev;
  67         u8 src_dev;
  68         u8 opcode;
  69         u8 flags;
  70         u8 sbe_fbe;
  71         u8 func_id;
  72         __le16 msg_addr_low;
  73         __le32 msg_addr_high;
  74         __le32 data;
  75 };
  76
  77 struct ice_sbq_msg_cmpl {
  78         u8 dest_dev;
  79         u8 src_dev;
  80         u8 opcode;
  81         u8 flags;
  82         __le32 data;
  83 };
  84
  85 /* Internal struct */
  86 struct ice_sbq_msg_input {
  87         u8 dest_dev;
  88         u8 opcode;
  89         u16 msg_addr_low;
  90         u32 msg_addr_high;
  91         u32 data;
  92 };
  93 #endif /* _ICE_SBQ_CMD_H_ */