drivers/net/ethernet/freescale/dpaa2/dpmac-cmd.h

   1 /* SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) */
   2 /* Copyright 2013-2016 Freescale Semiconductor Inc.
   3  * Copyright 2019 NXP
   4  */
   5 #ifndef _FSL_DPMAC_CMD_H
   6 #define _FSL_DPMAC_CMD_H
   7
   8 /* DPMAC Version */
   9 #define DPMAC_VER_MAJOR                         4
  10 #define DPMAC_VER_MINOR                         4
  11 #define DPMAC_CMD_BASE_VERSION                  1
  12 #define DPMAC_CMD_2ND_VERSION                   2
  13 #define DPMAC_CMD_ID_OFFSET                     4
  14
  15 #define DPMAC_CMD(id)   (((id) << DPMAC_CMD_ID_OFFSET) | DPMAC_CMD_BASE_VERSION)
  16 #define DPMAC_CMD_V2(id) (((id) << DPMAC_CMD_ID_OFFSET) | DPMAC_CMD_2ND_VERSION)
  17
  18 /* Command IDs */
  19 #define DPMAC_CMDID_CLOSE               DPMAC_CMD(0x800)
  20 #define DPMAC_CMDID_OPEN                DPMAC_CMD(0x80c)
  21
  22 #define DPMAC_CMDID_GET_ATTR            DPMAC_CMD(0x004)
  23 #define DPMAC_CMDID_SET_LINK_STATE      DPMAC_CMD_V2(0x0c3)
  24
  25 #define DPMAC_CMDID_GET_COUNTER         DPMAC_CMD(0x0c4)
  26
  27 /* Macros for accessing command fields smaller than 1byte */
  28 #define DPMAC_MASK(field)        \
  29         GENMASK(DPMAC_##field##_SHIFT + DPMAC_##field##_SIZE - 1, \
  30                 DPMAC_##field##_SHIFT)
  31
  32 #define dpmac_set_field(var, field, val) \
  33         ((var) |= (((val) << DPMAC_##field##_SHIFT) & DPMAC_MASK(field)))
  34 #define dpmac_get_field(var, field)      \
  35         (((var) & DPMAC_MASK(field)) >> DPMAC_##field##_SHIFT)
  36
  37 struct dpmac_cmd_open {
  38         __le32 dpmac_id;
  39 };
  40
  41 struct dpmac_rsp_get_attributes {
  42         u8 eth_if;
  43         u8 link_type;
  44         __le16 id;
  45         __le32 max_rate;
  46 };
  47
  48 #define DPMAC_STATE_SIZE        1
  49 #define DPMAC_STATE_SHIFT       0
  50 #define DPMAC_STATE_VALID_SIZE  1
  51 #define DPMAC_STATE_VALID_SHIFT 1
  52
  53 struct dpmac_cmd_set_link_state {
  54         __le64 options;
  55         __le32 rate;
  56         __le32 pad0;
  57         /* from lsb: up:1, state_valid:1 */
  58         u8 state;
  59         u8 pad1[7];
  60         __le64 supported;
  61         __le64 advertising;
  62 };
  63
  64 struct dpmac_cmd_get_counter {
  65         u8 id;
  66 };
  67
  68 struct dpmac_rsp_get_counter {
  69         __le64 pad;
  70         __le64 counter;
  71 };
  72
  73 #endif /* _FSL_DPMAC_CMD_H */