diff --git a/drivers/common/cnxk/roc_api.h b/drivers/common/cnxk/roc_api.h
index 70d9c4a..f2f1f5e 100644
--- a/drivers/common/cnxk/roc_api.h
+++ b/drivers/common/cnxk/roc_api.h
@@ -76,6 +76,9 @@
 /* Model */
 #include "roc_model.h"
 
+/* Mbox */
+#include "roc_mbox.h"
+
 /* Utils */
 #include "roc_utils.h"
 
diff --git a/drivers/common/cnxk/roc_mbox.h b/drivers/common/cnxk/roc_mbox.h
new file mode 100644
index 0000000..f6b11b6
--- /dev/null
+++ b/drivers/common/cnxk/roc_mbox.h
@@ -0,0 +1,1766 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(C) 2021 Marvell.
+ */
+
+#ifndef __ROC_MBOX_H__
+#define __ROC_MBOX_H__
+
+#include <errno.h>
+#include <stdbool.h>
+#include <stdint.h>
+
+/* Device memory does not support unaligned access, instruct compiler to
+ * not optimize the memory access when working with mailbox memory.
+ */
+#define __io volatile
+
+/* Header which precedes all mbox messages */
+struct mbox_hdr {
+	uint64_t __io msg_size; /* Total msgs size embedded */
+	uint16_t __io num_msgs; /* No of msgs embedded */
+};
+
+/* Header which precedes every msg and is also part of it */
+struct mbox_msghdr {
+	uint16_t __io pcifunc; /* Who's sending this msg */
+	uint16_t __io id;      /* Mbox message ID */
+#define MBOX_REQ_SIG (0xdead)
+#define MBOX_RSP_SIG (0xbeef)
+	/* Signature, for validating corrupted msgs */
+	uint16_t __io sig;
+#define MBOX_VERSION (0x000a)
+	/* Version of msg's structure for this ID */
+	uint16_t __io ver;
+	/* Offset of next msg within mailbox region */
+	uint16_t __io next_msgoff;
+	int __io rc; /* Msg processed response code */
+};
+
+/* Mailbox message types */
+#define MBOX_MSG_MASK	 0xFFFF
+#define MBOX_MSG_INVALID 0xFFFE
+#define MBOX_MSG_MAX	 0xFFFF
+
+#define MBOX_MESSAGES                                                          \
+	/* Generic mbox IDs (range 0x000 - 0x1FF) */                           \
+	M(READY, 0x001, ready, msg_req, ready_msg_rsp)                         \
+	M(ATTACH_RESOURCES, 0x002, attach_resources, rsrc_attach_req, msg_rsp) \
+	M(DETACH_RESOURCES, 0x003, detach_resources, rsrc_detach_req, msg_rsp) \
+	M(FREE_RSRC_CNT, 0x004, free_rsrc_cnt, msg_req, free_rsrcs_rsp)        \
+	M(MSIX_OFFSET, 0x005, msix_offset, msg_req, msix_offset_rsp)           \
+	M(VF_FLR, 0x006, vf_flr, msg_req, msg_rsp)                             \
+	M(PTP_OP, 0x007, ptp_op, ptp_req, ptp_rsp)                             \
+	M(GET_HW_CAP, 0x008, get_hw_cap, msg_req, get_hw_cap_rsp)              \
+	M(NDC_SYNC_OP, 0x009, ndc_sync_op, ndc_sync_op, msg_rsp)               \
+	M(LMTST_TBL_SETUP, 0x00a, lmtst_tbl_setup, lmtst_tbl_setup_req,        \
+	  msg_rsp)                                                             \
+	/* CGX mbox IDs (range 0x200 - 0x3FF) */                               \
+	M(CGX_START_RXTX, 0x200, cgx_start_rxtx, msg_req, msg_rsp)             \
+	M(CGX_STOP_RXTX, 0x201, cgx_stop_rxtx, msg_req, msg_rsp)               \
+	M(CGX_STATS, 0x202, cgx_stats, msg_req, cgx_stats_rsp)                 \
+	M(CGX_MAC_ADDR_SET, 0x203, cgx_mac_addr_set, cgx_mac_addr_set_or_get,  \
+	  cgx_mac_addr_set_or_get)                                             \
+	M(CGX_MAC_ADDR_GET, 0x204, cgx_mac_addr_get, cgx_mac_addr_set_or_get,  \
+	  cgx_mac_addr_set_or_get)                                             \
+	M(CGX_PROMISC_ENABLE, 0x205, cgx_promisc_enable, msg_req, msg_rsp)     \
+	M(CGX_PROMISC_DISABLE, 0x206, cgx_promisc_disable, msg_req, msg_rsp)   \
+	M(CGX_START_LINKEVENTS, 0x207, cgx_start_linkevents, msg_req, msg_rsp) \
+	M(CGX_STOP_LINKEVENTS, 0x208, cgx_stop_linkevents, msg_req, msg_rsp)   \
+	M(CGX_GET_LINKINFO, 0x209, cgx_get_linkinfo, msg_req,                  \
+	  cgx_link_info_msg)                                                   \
+	M(CGX_INTLBK_ENABLE, 0x20A, cgx_intlbk_enable, msg_req, msg_rsp)       \
+	M(CGX_INTLBK_DISABLE, 0x20B, cgx_intlbk_disable, msg_req, msg_rsp)     \
+	M(CGX_PTP_RX_ENABLE, 0x20C, cgx_ptp_rx_enable, msg_req, msg_rsp)       \
+	M(CGX_PTP_RX_DISABLE, 0x20D, cgx_ptp_rx_disable, msg_req, msg_rsp)     \
+	M(CGX_CFG_PAUSE_FRM, 0x20E, cgx_cfg_pause_frm, cgx_pause_frm_cfg,      \
+	  cgx_pause_frm_cfg)                                                   \
+	M(CGX_FW_DATA_GET, 0x20F, cgx_get_aux_link_info, msg_req, cgx_fw_data) \
+	M(CGX_FEC_SET, 0x210, cgx_set_fec_param, fec_mode, fec_mode)           \
+	M(CGX_MAC_ADDR_ADD, 0x211, cgx_mac_addr_add, cgx_mac_addr_add_req,     \
+	  cgx_mac_addr_add_rsp)                                                \
+	M(CGX_MAC_ADDR_DEL, 0x212, cgx_mac_addr_del, cgx_mac_addr_del_req,     \
+	  msg_rsp)                                                             \
+	M(CGX_MAC_MAX_ENTRIES_GET, 0x213, cgx_mac_max_entries_get, msg_req,    \
+	  cgx_max_dmac_entries_get_rsp)                                        \
+	M(CGX_SET_LINK_STATE, 0x214, cgx_set_link_state,                       \
+	  cgx_set_link_state_msg, msg_rsp)                                     \
+	M(CGX_GET_PHY_MOD_TYPE, 0x215, cgx_get_phy_mod_type, msg_req,          \
+	  cgx_phy_mod_type)                                                    \
+	M(CGX_SET_PHY_MOD_TYPE, 0x216, cgx_set_phy_mod_type, cgx_phy_mod_type, \
+	  msg_rsp)                                                             \
+	M(CGX_FEC_STATS, 0x217, cgx_fec_stats, msg_req, cgx_fec_stats_rsp)     \
+	M(CGX_SET_LINK_MODE, 0x218, cgx_set_link_mode, cgx_set_link_mode_req,  \
+	  cgx_set_link_mode_rsp)                                               \
+	M(CGX_GET_PHY_FEC_STATS, 0x219, cgx_get_phy_fec_stats, msg_req,        \
+	  msg_rsp)                                                             \
+	M(CGX_STATS_RST, 0x21A, cgx_stats_rst, msg_req, msg_rsp)               \
+	M(RPM_STATS, 0x21C, rpm_stats, msg_req, rpm_stats_rsp)                 \
+	/* NPA mbox IDs (range 0x400 - 0x5FF) */                               \
+	M(NPA_LF_ALLOC, 0x400, npa_lf_alloc, npa_lf_alloc_req,                 \
+	  npa_lf_alloc_rsp)                                                    \
+	M(NPA_LF_FREE, 0x401, npa_lf_free, msg_req, msg_rsp)                   \
+	M(NPA_AQ_ENQ, 0x402, npa_aq_enq, npa_aq_enq_req, npa_aq_enq_rsp)       \
+	M(NPA_HWCTX_DISABLE, 0x403, npa_hwctx_disable, hwctx_disable_req,      \
+	  msg_rsp)                                                             \
+	/* SSO/SSOW mbox IDs (range 0x600 - 0x7FF) */                          \
+	M(SSO_LF_ALLOC, 0x600, sso_lf_alloc, sso_lf_alloc_req,                 \
+	  sso_lf_alloc_rsp)                                                    \
+	M(SSO_LF_FREE, 0x601, sso_lf_free, sso_lf_free_req, msg_rsp)           \
+	M(SSOW_LF_ALLOC, 0x602, ssow_lf_alloc, ssow_lf_alloc_req, msg_rsp)     \
+	M(SSOW_LF_FREE, 0x603, ssow_lf_free, ssow_lf_free_req, msg_rsp)        \
+	M(SSO_HW_SETCONFIG, 0x604, sso_hw_setconfig, sso_hw_setconfig,         \
+	  msg_rsp)                                                             \
+	M(SSO_GRP_SET_PRIORITY, 0x605, sso_grp_set_priority, sso_grp_priority, \
+	  msg_rsp)                                                             \
+	M(SSO_GRP_GET_PRIORITY, 0x606, sso_grp_get_priority, sso_info_req,     \
+	  sso_grp_priority)                                                    \
+	M(SSO_WS_CACHE_INV, 0x607, sso_ws_cache_inv, msg_req, msg_rsp)         \
+	M(SSO_GRP_QOS_CONFIG, 0x608, sso_grp_qos_config, sso_grp_qos_cfg,      \
+	  msg_rsp)                                                             \
+	M(SSO_GRP_GET_STATS, 0x609, sso_grp_get_stats, sso_info_req,           \
+	  sso_grp_stats)                                                       \
+	M(SSO_HWS_GET_STATS, 0x610, sso_hws_get_stats, sso_info_req,           \
+	  sso_hws_stats)                                                       \
+	M(SSO_HW_RELEASE_XAQ, 0x611, sso_hw_release_xaq_aura,                  \
+	  sso_hw_xaq_release, msg_rsp)                                         \
+	/* TIM mbox IDs (range 0x800 - 0x9FF) */                               \
+	M(TIM_LF_ALLOC, 0x800, tim_lf_alloc, tim_lf_alloc_req,                 \
+	  tim_lf_alloc_rsp)                                                    \
+	M(TIM_LF_FREE, 0x801, tim_lf_free, tim_ring_req, msg_rsp)              \
+	M(TIM_CONFIG_RING, 0x802, tim_config_ring, tim_config_req, msg_rsp)    \
+	M(TIM_ENABLE_RING, 0x803, tim_enable_ring, tim_ring_req,               \
+	  tim_enable_rsp)                                                      \
+	M(TIM_DISABLE_RING, 0x804, tim_disable_ring, tim_ring_req, msg_rsp)    \
+	/* CPT mbox IDs (range 0xA00 - 0xBFF) */                               \
+	M(CPT_LF_ALLOC, 0xA00, cpt_lf_alloc, cpt_lf_alloc_req_msg, msg_rsp)    \
+	M(CPT_LF_FREE, 0xA01, cpt_lf_free, msg_req, msg_rsp)                   \
+	M(CPT_RD_WR_REGISTER, 0xA02, cpt_rd_wr_register, cpt_rd_wr_reg_msg,    \
+	  cpt_rd_wr_reg_msg)                                                   \
+	M(CPT_SET_CRYPTO_GRP, 0xA03, cpt_set_crypto_grp,                       \
+	  cpt_set_crypto_grp_req_msg, msg_rsp)                                 \
+	M(CPT_INLINE_IPSEC_CFG, 0xA04, cpt_inline_ipsec_cfg,                   \
+	  cpt_inline_ipsec_cfg_msg, msg_rsp)                                   \
+	M(CPT_STATS, 0xA05, cpt_sts_get, cpt_sts_req, cpt_sts_rsp)             \
+	M(CPT_RXC_TIME_CFG, 0xA06, cpt_rxc_time_cfg, cpt_rxc_time_cfg_req,     \
+	  msg_rsp)                                                             \
+	M(CPT_RX_INLINE_LF_CFG, 0xBFE, cpt_rx_inline_lf_cfg,                   \
+	  cpt_rx_inline_lf_cfg_msg, msg_rsp)                                   \
+	M(CPT_GET_CAPS, 0xBFD, cpt_caps_get, msg_req, cpt_caps_rsp_msg)        \
+	M(CPT_GET_ENG_GRP, 0xBFF, cpt_eng_grp_get, cpt_eng_grp_req,            \
+	  cpt_eng_grp_rsp)                                                     \
+	/* SDP mbox IDs (range 0x1000 - 0x11FF) */                             \
+	M(SET_SDP_CHAN_INFO, 0x1000, set_sdp_chan_info, sdp_chan_info_msg,     \
+	  msg_rsp)                                                             \
+	/* NPC mbox IDs (range 0x6000 - 0x7FFF) */                             \
+	M(NPC_MCAM_ALLOC_ENTRY, 0x6000, npc_mcam_alloc_entry,                  \
+	  npc_mcam_alloc_entry_req, npc_mcam_alloc_entry_rsp)                  \
+	M(NPC_MCAM_FREE_ENTRY, 0x6001, npc_mcam_free_entry,                    \
+	  npc_mcam_free_entry_req, msg_rsp)                                    \
+	M(NPC_MCAM_WRITE_ENTRY, 0x6002, npc_mcam_write_entry,                  \
+	  npc_mcam_write_entry_req, msg_rsp)                                   \
+	M(NPC_MCAM_ENA_ENTRY, 0x6003, npc_mcam_ena_entry,                      \
+	  npc_mcam_ena_dis_entry_req, msg_rsp)                                 \
+	M(NPC_MCAM_DIS_ENTRY, 0x6004, npc_mcam_dis_entry,                      \
+	  npc_mcam_ena_dis_entry_req, msg_rsp)                                 \
+	M(NPC_MCAM_SHIFT_ENTRY, 0x6005, npc_mcam_shift_entry,                  \
+	  npc_mcam_shift_entry_req, npc_mcam_shift_entry_rsp)                  \
+	M(NPC_MCAM_ALLOC_COUNTER, 0x6006, npc_mcam_alloc_counter,              \
+	  npc_mcam_alloc_counter_req, npc_mcam_alloc_counter_rsp)              \
+	M(NPC_MCAM_FREE_COUNTER, 0x6007, npc_mcam_free_counter,                \
+	  npc_mcam_oper_counter_req, msg_rsp)                                  \
+	M(NPC_MCAM_UNMAP_COUNTER, 0x6008, npc_mcam_unmap_counter,              \
+	  npc_mcam_unmap_counter_req, msg_rsp)                                 \
+	M(NPC_MCAM_CLEAR_COUNTER, 0x6009, npc_mcam_clear_counter,              \
+	  npc_mcam_oper_counter_req, msg_rsp)                                  \
+	M(NPC_MCAM_COUNTER_STATS, 0x600a, npc_mcam_counter_stats,              \
+	  npc_mcam_oper_counter_req, npc_mcam_oper_counter_rsp)                \
+	M(NPC_MCAM_ALLOC_AND_WRITE_ENTRY, 0x600b,                              \
+	  npc_mcam_alloc_and_write_entry, npc_mcam_alloc_and_write_entry_req,  \
+	  npc_mcam_alloc_and_write_entry_rsp)                                  \
+	M(NPC_GET_KEX_CFG, 0x600c, npc_get_kex_cfg, msg_req,                   \
+	  npc_get_kex_cfg_rsp)                                                 \
+	M(NPC_INSTALL_FLOW, 0x600d, npc_install_flow, npc_install_flow_req,    \
+	  npc_install_flow_rsp)                                                \
+	M(NPC_DELETE_FLOW, 0x600e, npc_delete_flow, npc_delete_flow_req,       \
+	  msg_rsp)                                                             \
+	M(NPC_MCAM_READ_ENTRY, 0x600f, npc_mcam_read_entry,                    \
+	  npc_mcam_read_entry_req, npc_mcam_read_entry_rsp)                    \
+	M(NPC_SET_PKIND, 0x6010, npc_set_pkind, npc_set_pkind, msg_rsp)        \
+	M(NPC_MCAM_READ_BASE_RULE, 0x6011, npc_read_base_steer_rule, msg_req,  \
+	  npc_mcam_read_base_rule_rsp)                                         \
+	M(NPC_MCAM_GET_STATS, 0x6012, npc_mcam_entry_stats,                    \
+	  npc_mcam_get_stats_req, npc_mcam_get_stats_rsp)                      \
+	/* NIX mbox IDs (range 0x8000 - 0xFFFF) */                             \
+	M(NIX_LF_ALLOC, 0x8000, nix_lf_alloc, nix_lf_alloc_req,                \
+	  nix_lf_alloc_rsp)                                                    \
+	M(NIX_LF_FREE, 0x8001, nix_lf_free, nix_lf_free_req, msg_rsp)          \
+	M(NIX_AQ_ENQ, 0x8002, nix_aq_enq, nix_aq_enq_req, nix_aq_enq_rsp)      \
+	M(NIX_HWCTX_DISABLE, 0x8003, nix_hwctx_disable, hwctx_disable_req,     \
+	  msg_rsp)                                                             \
+	M(NIX_TXSCH_ALLOC, 0x8004, nix_txsch_alloc, nix_txsch_alloc_req,       \
+	  nix_txsch_alloc_rsp)                                                 \
+	M(NIX_TXSCH_FREE, 0x8005, nix_txsch_free, nix_txsch_free_req, msg_rsp) \
+	M(NIX_TXSCHQ_CFG, 0x8006, nix_txschq_cfg, nix_txschq_config,           \
+	  nix_txschq_config)                                                   \
+	M(NIX_STATS_RST, 0x8007, nix_stats_rst, msg_req, msg_rsp)              \
+	M(NIX_VTAG_CFG, 0x8008, nix_vtag_cfg, nix_vtag_config, msg_rsp)        \
+	M(NIX_RSS_FLOWKEY_CFG, 0x8009, nix_rss_flowkey_cfg,                    \
+	  nix_rss_flowkey_cfg, nix_rss_flowkey_cfg_rsp)                        \
+	M(NIX_SET_MAC_ADDR, 0x800a, nix_set_mac_addr, nix_set_mac_addr,        \
+	  msg_rsp)                                                             \
+	M(NIX_SET_RX_MODE, 0x800b, nix_set_rx_mode, nix_rx_mode, msg_rsp)      \
+	M(NIX_SET_HW_FRS, 0x800c, nix_set_hw_frs, nix_frs_cfg, msg_rsp)        \
+	M(NIX_LF_START_RX, 0x800d, nix_lf_start_rx, msg_req, msg_rsp)          \
+	M(NIX_LF_STOP_RX, 0x800e, nix_lf_stop_rx, msg_req, msg_rsp)            \
+	M(NIX_MARK_FORMAT_CFG, 0x800f, nix_mark_format_cfg,                    \
+	  nix_mark_format_cfg, nix_mark_format_cfg_rsp)                        \
+	M(NIX_SET_RX_CFG, 0x8010, nix_set_rx_cfg, nix_rx_cfg, msg_rsp)         \
+	M(NIX_LSO_FORMAT_CFG, 0x8011, nix_lso_format_cfg, nix_lso_format_cfg,  \
+	  nix_lso_format_cfg_rsp)                                              \
+	M(NIX_LF_PTP_TX_ENABLE, 0x8013, nix_lf_ptp_tx_enable, msg_req,         \
+	  msg_rsp)                                                             \
+	M(NIX_LF_PTP_TX_DISABLE, 0x8014, nix_lf_ptp_tx_disable, msg_req,       \
+	  msg_rsp)                                                             \
+	M(NIX_SET_VLAN_TPID, 0x8015, nix_set_vlan_tpid, nix_set_vlan_tpid,     \
+	  msg_rsp)                                                             \
+	M(NIX_BP_ENABLE, 0x8016, nix_bp_enable, nix_bp_cfg_req,                \
+	  nix_bp_cfg_rsp)                                                      \
+	M(NIX_BP_DISABLE, 0x8017, nix_bp_disable, nix_bp_cfg_req, msg_rsp)     \
+	M(NIX_GET_MAC_ADDR, 0x8018, nix_get_mac_addr, msg_req,                 \
+	  nix_get_mac_addr_rsp)                                                \
+	M(NIX_INLINE_IPSEC_CFG, 0x8019, nix_inline_ipsec_cfg,                  \
+	  nix_inline_ipsec_cfg, msg_rsp)                                       \
+	M(NIX_INLINE_IPSEC_LF_CFG, 0x801a, nix_inline_ipsec_lf_cfg,            \
+	  nix_inline_ipsec_lf_cfg, msg_rsp)                                    \
+	M(NIX_CN10K_AQ_ENQ, 0x801b, nix_cn10k_aq_enq, nix_cn10k_aq_enq_req,    \
+	  nix_cn10k_aq_enq_rsp)                                                \
+	M(NIX_GET_HW_INFO, 0x801c, nix_get_hw_info, msg_req, nix_hw_info)
+
+/* Messages initiated by AF (range 0xC00 - 0xDFF) */
+#define MBOX_UP_CGX_MESSAGES                                                   \
+	M(CGX_LINK_EVENT, 0xC00, cgx_link_event, cgx_link_info_msg, msg_rsp)   \
+	M(CGX_PTP_RX_INFO, 0xC01, cgx_ptp_rx_info, cgx_ptp_rx_info_msg, msg_rsp)
+
+enum {
+#define M(_name, _id, _1, _2, _3) MBOX_MSG_##_name = _id,
+	MBOX_MESSAGES MBOX_UP_CGX_MESSAGES
+#undef M
+};
+
+/* Mailbox message formats */
+
+#define RVU_DEFAULT_PF_FUNC 0xFFFF
+
+/* Generic request msg used for those mbox messages which
+ * don't send any data in the request.
+ */
+struct msg_req {
+	struct mbox_msghdr hdr;
+};
+
+/* Generic response msg used a ack or response for those mbox
+ * messages which does not have a specific rsp msg format.
+ */
+struct msg_rsp {
+	struct mbox_msghdr hdr;
+};
+
+/* RVU mailbox error codes
+ * Range 256 - 300.
+ */
+enum rvu_af_status {
+	RVU_INVALID_VF_ID = -256,
+};
+
+struct ready_msg_rsp {
+	struct mbox_msghdr hdr;
+	uint16_t __io sclk_freq; /* SCLK frequency */
+	uint16_t __io rclk_freq; /* RCLK frequency */
+};
+
+/* Struct to set pkind */
+struct npc_set_pkind {
+	struct mbox_msghdr hdr;
+#define ROC_PRIV_FLAGS_DEFAULT BIT_ULL(0)
+#define ROC_PRIV_FLAGS_EDSA    BIT_ULL(1)
+#define ROC_PRIV_FLAGS_HIGIG   BIT_ULL(2)
+#define ROC_PRIV_FLAGS_LEN_90B BIT_ULL(3)
+#define ROC_PRIV_FLAGS_CUSTOM  BIT_ULL(63)
+	uint64_t __io mode;
+#define PKIND_TX BIT_ULL(0)
+#define PKIND_RX BIT_ULL(1)
+	uint8_t __io dir;
+	uint8_t __io pkind; /* valid only in case custom flag */
+};
+
+/* Structure for requesting resource provisioning.
+ * 'modify' flag to be used when either requesting more
+ * or to detach partial of a certain resource type.
+ * Rest of the fields specify how many of what type to
+ * be attached.
+ * To request LFs from two blocks of same type this mailbox
+ * can be sent twice as below:
+ *      struct rsrc_attach *attach;
+ *       .. Allocate memory for message ..
+ *       attach->cptlfs = 3; <3 LFs from CPT0>
+ *       .. Send message ..
+ *       .. Allocate memory for message ..
+ *       attach->modify = 1;
+ *       attach->cpt_blkaddr = BLKADDR_CPT1;
+ *       attach->cptlfs = 2; <2 LFs from CPT1>
+ *       .. Send message ..
+ */
+struct rsrc_attach_req {
+	struct mbox_msghdr hdr;
+	uint8_t __io modify : 1;
+	uint8_t __io npalf : 1;
+	uint8_t __io nixlf : 1;
+	uint16_t __io sso;
+	uint16_t __io ssow;
+	uint16_t __io timlfs;
+	uint16_t __io cptlfs;
+	uint16_t __io reelfs;
+	/* BLKADDR_CPT0/BLKADDR_CPT1 or 0 for BLKADDR_CPT0 */
+	int __io cpt_blkaddr;
+	/* BLKADDR_REE0/BLKADDR_REE1 or 0 for BLKADDR_REE0 */
+	int __io ree_blkaddr;
+};
+
+/* Structure for relinquishing resources.
+ * 'partial' flag to be used when relinquishing all resources
+ * but only of a certain type. If not set, all resources of all
+ * types provisioned to the RVU function will be detached.
+ */
+struct rsrc_detach_req {
+	struct mbox_msghdr hdr;
+	uint8_t __io partial : 1;
+	uint8_t __io npalf : 1;
+	uint8_t __io nixlf : 1;
+	uint8_t __io sso : 1;
+	uint8_t __io ssow : 1;
+	uint8_t __io timlfs : 1;
+	uint8_t __io cptlfs : 1;
+	uint8_t __io reelfs : 1;
+};
+
+/* NIX Transmit schedulers */
+#define NIX_TXSCH_LVL_SMQ 0x0
+#define NIX_TXSCH_LVL_MDQ 0x0
+#define NIX_TXSCH_LVL_TL4 0x1
+#define NIX_TXSCH_LVL_TL3 0x2
+#define NIX_TXSCH_LVL_TL2 0x3
+#define NIX_TXSCH_LVL_TL1 0x4
+#define NIX_TXSCH_LVL_CNT 0x5
+
+/*
+ * Number of resources available to the caller.
+ * In reply to MBOX_MSG_FREE_RSRC_CNT.
+ */
+struct free_rsrcs_rsp {
+	struct mbox_msghdr hdr;
+	uint16_t __io schq[NIX_TXSCH_LVL_CNT];
+	uint16_t __io sso;
+	uint16_t __io tim;
+	uint16_t __io ssow;
+	uint16_t __io cpt;
+	uint8_t __io npa;
+	uint8_t __io nix;
+	uint16_t __io schq_nix1[NIX_TXSCH_LVL_CNT];
+	uint8_t __io nix1;
+	uint8_t __io cpt1;
+	uint8_t __io ree0;
+	uint8_t __io ree1;
+};
+
+#define MSIX_VECTOR_INVALID 0xFFFF
+#define MAX_RVU_BLKLF_CNT   256
+
+struct msix_offset_rsp {
+	struct mbox_msghdr hdr;
+	uint16_t __io npa_msixoff;
+	uint16_t __io nix_msixoff;
+	uint16_t __io sso;
+	uint16_t __io ssow;
+	uint16_t __io timlfs;
+	uint16_t __io cptlfs;
+	uint16_t __io sso_msixoff[MAX_RVU_BLKLF_CNT];
+	uint16_t __io ssow_msixoff[MAX_RVU_BLKLF_CNT];
+	uint16_t __io timlf_msixoff[MAX_RVU_BLKLF_CNT];
+	uint16_t __io cptlf_msixoff[MAX_RVU_BLKLF_CNT];
+	uint16_t __io cpt1_lfs;
+	uint16_t __io ree0_lfs;
+	uint16_t __io ree1_lfs;
+	uint16_t __io cpt1_lf_msixoff[MAX_RVU_BLKLF_CNT];
+	uint16_t __io ree0_lf_msixoff[MAX_RVU_BLKLF_CNT];
+	uint16_t __io ree1_lf_msixoff[MAX_RVU_BLKLF_CNT];
+};
+
+struct lmtst_tbl_setup_req {
+	struct mbox_msghdr hdr;
+
+	uint64_t __io dis_sched_early_comp : 1;
+	uint64_t __io sched_ena : 1;
+	uint64_t __io dis_line_pref : 1;
+	uint64_t __io ssow_pf_func : 13;
+	uint16_t __io pcifunc;
+};
+
+/* CGX mbox message formats */
+
+struct cgx_stats_rsp {
+	struct mbox_msghdr hdr;
+#define CGX_RX_STATS_COUNT 13
+#define CGX_TX_STATS_COUNT 18
+	uint64_t __io rx_stats[CGX_RX_STATS_COUNT];
+	uint64_t __io tx_stats[CGX_TX_STATS_COUNT];
+};
+
+struct rpm_stats_rsp {
+	struct mbox_msghdr hdr;
+#define RPM_RX_STATS_COUNT 43
+#define RPM_TX_STATS_COUNT 34
+	uint64_t __io rx_stats[RPM_RX_STATS_COUNT];
+	uint64_t __io tx_stats[RPM_TX_STATS_COUNT];
+};
+
+struct cgx_fec_stats_rsp {
+	struct mbox_msghdr hdr;
+	uint64_t __io fec_corr_blks;
+	uint64_t __io fec_uncorr_blks;
+};
+
+/* Structure for requesting the operation for
+ * setting/getting mac address in the CGX interface
+ */
+struct cgx_mac_addr_set_or_get {
+	struct mbox_msghdr hdr;
+	uint8_t __io mac_addr[PLT_ETHER_ADDR_LEN];
+};
+
+/* Structure for requesting the operation to
+ * add DMAC filter entry into CGX interface
+ */
+struct cgx_mac_addr_add_req {
+	struct mbox_msghdr hdr;
+	uint8_t __io mac_addr[PLT_ETHER_ADDR_LEN];
+};
+
+/* Structure for response against the operation to
+ * add DMAC filter entry into CGX interface
+ */
+struct cgx_mac_addr_add_rsp {
+	struct mbox_msghdr hdr;
+	uint8_t __io index;
+};
+
+/* Structure for requesting the operation to
+ * delete DMAC filter entry from CGX interface
+ */
+struct cgx_mac_addr_del_req {
+	struct mbox_msghdr hdr;
+	uint8_t __io index;
+};
+
+/* Structure for response against the operation to
+ * get maximum supported DMAC filter entries
+ */
+struct cgx_max_dmac_entries_get_rsp {
+	struct mbox_msghdr hdr;
+	uint8_t __io max_dmac_filters;
+};
+
+struct cgx_link_user_info {
+	uint64_t __io link_up : 1;
+	uint64_t __io full_duplex : 1;
+	uint64_t __io lmac_type_id : 4;
+	uint64_t __io speed : 20; /* speed in Mbps */
+	uint64_t __io an : 1;	  /* AN supported or not */
+	uint64_t __io fec : 2;	  /* FEC type if enabled else 0 */
+	uint64_t __io port : 8;
+#define LMACTYPE_STR_LEN 16
+	char lmac_type[LMACTYPE_STR_LEN];
+};
+
+struct cgx_link_info_msg {
+	struct mbox_msghdr hdr;
+	struct cgx_link_user_info link_info;
+};
+
+struct cgx_ptp_rx_info_msg {
+	struct mbox_msghdr hdr;
+	uint8_t __io ptp_en;
+};
+
+struct cgx_pause_frm_cfg {
+	struct mbox_msghdr hdr;
+	uint8_t __io set;
+	/* set = 1 if the request is to config pause frames */
+	/* set = 0 if the request is to fetch pause frames config */
+	uint8_t __io rx_pause;
+	uint8_t __io tx_pause;
+};
+
+struct sfp_eeprom_s {
+#define SFP_EEPROM_SIZE 256
+	uint16_t __io sff_id;
+	uint8_t __io buf[SFP_EEPROM_SIZE];
+	uint64_t __io reserved;
+};
+
+enum fec_type {
+	ROC_FEC_NONE,
+	ROC_FEC_BASER,
+	ROC_FEC_RS,
+};
+
+struct phy_s {
+	uint64_t __io can_change_mod_type : 1;
+	uint64_t __io mod_type : 1;
+};
+
+struct cgx_lmac_fwdata_s {
+	uint16_t __io rw_valid;
+	uint64_t __io supported_fec;
+	uint64_t __io supported_an;
+	uint64_t __io supported_link_modes;
+	/* Only applicable if AN is supported */
+	uint64_t __io advertised_fec;
+	uint64_t __io advertised_link_modes;
+	/* Only applicable if SFP/QSFP slot is present */
+	struct sfp_eeprom_s sfp_eeprom;
+	struct phy_s phy;
+#define LMAC_FWDATA_RESERVED_MEM 1023
+	uint64_t __io reserved[LMAC_FWDATA_RESERVED_MEM];
+};
+
+struct cgx_fw_data {
+	struct mbox_msghdr hdr;
+	struct cgx_lmac_fwdata_s fwdata;
+};
+
+struct fec_mode {
+	struct mbox_msghdr hdr;
+	int __io fec;
+};
+
+struct cgx_set_link_state_msg {
+	struct mbox_msghdr hdr;
+	uint8_t __io enable;
+};
+
+struct cgx_phy_mod_type {
+	struct mbox_msghdr hdr;
+	int __io mod;
+};
+
+struct cgx_set_link_mode_args {
+	uint32_t __io speed;
+	uint8_t __io duplex;
+	uint8_t __io an;
+	uint8_t __io ports;
+	uint64_t __io mode;
+};
+
+struct cgx_set_link_mode_req {
+	struct mbox_msghdr hdr;
+	struct cgx_set_link_mode_args args;
+};
+
+struct cgx_set_link_mode_rsp {
+	struct mbox_msghdr hdr;
+	int __io status;
+};
+
+/* NPA mbox message formats */
+
+/* NPA mailbox error codes
+ * Range 301 - 400.
+ */
+enum npa_af_status {
+	NPA_AF_ERR_PARAM = -301,
+	NPA_AF_ERR_AQ_FULL = -302,
+	NPA_AF_ERR_AQ_ENQUEUE = -303,
+	NPA_AF_ERR_AF_LF_INVALID = -304,
+	NPA_AF_ERR_AF_LF_ALLOC = -305,
+	NPA_AF_ERR_LF_RESET = -306,
+};
+
+#define NPA_AURA_SZ_0	 0
+#define NPA_AURA_SZ_128	 1
+#define NPA_AURA_SZ_256	 2
+#define NPA_AURA_SZ_512	 3
+#define NPA_AURA_SZ_1K	 4
+#define NPA_AURA_SZ_2K	 5
+#define NPA_AURA_SZ_4K	 6
+#define NPA_AURA_SZ_8K	 7
+#define NPA_AURA_SZ_16K	 8
+#define NPA_AURA_SZ_32K	 9
+#define NPA_AURA_SZ_64K	 10
+#define NPA_AURA_SZ_128K 11
+#define NPA_AURA_SZ_256K 12
+#define NPA_AURA_SZ_512K 13
+#define NPA_AURA_SZ_1M	 14
+#define NPA_AURA_SZ_MAX	 15
+
+/* For NPA LF context alloc and init */
+struct npa_lf_alloc_req {
+	struct mbox_msghdr hdr;
+	int __io node;
+	int __io aura_sz;	/* No of auras. See NPA_AURA_SZ_* */
+	uint32_t __io nr_pools; /* No of pools */
+	uint64_t __io way_mask;
+};
+
+struct npa_lf_alloc_rsp {
+	struct mbox_msghdr hdr;
+	uint32_t __io stack_pg_ptrs;  /* No of ptrs per stack page */
+	uint32_t __io stack_pg_bytes; /* Size of stack page */
+	uint16_t __io qints;	      /* NPA_AF_CONST::QINTS */
+	uint8_t __io cache_lines;     /* Batch Alloc DMA */
+};
+
+/* NPA AQ enqueue msg */
+struct npa_aq_enq_req {
+	struct mbox_msghdr hdr;
+	uint32_t __io aura_id;
+	uint8_t __io ctype;
+	uint8_t __io op;
+	union {
+		/* Valid when op == WRITE/INIT and ctype == AURA.
+		 * LF fills the pool_id in aura.pool_addr. AF will translate
+		 * the pool_id to pool context pointer.
+		 */
+		__io struct npa_aura_s aura;
+		/* Valid when op == WRITE/INIT and ctype == POOL */
+		__io struct npa_pool_s pool;
+	};
+	/* Mask data when op == WRITE (1=write, 0=don't write) */
+	union {
+		/* Valid when op == WRITE and ctype == AURA */
+		__io struct npa_aura_s aura_mask;
+		/* Valid when op == WRITE and ctype == POOL */
+		__io struct npa_pool_s pool_mask;
+	};
+};
+
+struct npa_aq_enq_rsp {
+	struct mbox_msghdr hdr;
+	union {
+		/* Valid when op == READ and ctype == AURA */
+		__io struct npa_aura_s aura;
+		/* Valid when op == READ and ctype == POOL */
+		__io struct npa_pool_s pool;
+	};
+};
+
+/* Disable all contexts of type 'ctype' */
+struct hwctx_disable_req {
+	struct mbox_msghdr hdr;
+	uint8_t __io ctype;
+};
+
+/* NIX mbox message formats */
+
+/* NIX mailbox error codes
+ * Range 401 - 500.
+ */
+enum nix_af_status {
+	NIX_AF_ERR_PARAM = -401,
+	NIX_AF_ERR_AQ_FULL = -402,
+	NIX_AF_ERR_AQ_ENQUEUE = -403,
+	NIX_AF_ERR_AF_LF_INVALID = -404,
+	NIX_AF_ERR_AF_LF_ALLOC = -405,
+	NIX_AF_ERR_TLX_ALLOC_FAIL = -406,
+	NIX_AF_ERR_TLX_INVALID = -407,
+	NIX_AF_ERR_RSS_SIZE_INVALID = -408,
+	NIX_AF_ERR_RSS_GRPS_INVALID = -409,
+	NIX_AF_ERR_FRS_INVALID = -410,
+	NIX_AF_ERR_RX_LINK_INVALID = -411,
+	NIX_AF_INVAL_TXSCHQ_CFG = -412,
+	NIX_AF_SMQ_FLUSH_FAILED = -413,
+	NIX_AF_ERR_LF_RESET = -414,
+	NIX_AF_ERR_RSS_NOSPC_FIELD = -415,
+	NIX_AF_ERR_RSS_NOSPC_ALGO = -416,
+	NIX_AF_ERR_MARK_CFG_FAIL = -417,
+	NIX_AF_ERR_LSO_CFG_FAIL = -418,
+	NIX_AF_INVAL_NPA_PF_FUNC = -419,
+	NIX_AF_INVAL_SSO_PF_FUNC = -420,
+	NIX_AF_ERR_TX_VTAG_NOSPC = -421,
+	NIX_AF_ERR_RX_VTAG_INUSE = -422,
+	NIX_AF_ERR_PTP_CONFIG_FAIL = -423,
+};
+
+/* For NIX LF context alloc and init */
+struct nix_lf_alloc_req {
+	struct mbox_msghdr hdr;
+	int __io node;
+	uint32_t __io rq_cnt; /* No of receive queues */
+	uint32_t __io sq_cnt; /* No of send queues */
+	uint32_t __io cq_cnt; /* No of completion queues */
+	uint8_t __io xqe_sz;
+	uint16_t __io rss_sz;
+	uint8_t __io rss_grps;
+	uint16_t __io npa_func;
+	/* RVU_DEFAULT_PF_FUNC == default pf_func associated with lf */
+	uint16_t __io sso_func;
+	uint64_t __io rx_cfg; /* See NIX_AF_LF(0..127)_RX_CFG */
+	uint64_t __io way_mask;
+#define NIX_LF_RSS_TAG_LSB_AS_ADDER BIT_ULL(0)
+	uint64_t flags;
+};
+
+struct nix_lf_alloc_rsp {
+	struct mbox_msghdr hdr;
+	uint16_t __io sqb_size;
+	uint16_t __io rx_chan_base;
+	uint16_t __io tx_chan_base;
+	uint8_t __io rx_chan_cnt; /* Total number of RX channels */
+	uint8_t __io tx_chan_cnt; /* Total number of TX channels */
+	uint8_t __io lso_tsov4_idx;
+	uint8_t __io lso_tsov6_idx;
+	uint8_t __io mac_addr[PLT_ETHER_ADDR_LEN];
+	uint8_t __io lf_rx_stats;     /* NIX_AF_CONST1::LF_RX_STATS */
+	uint8_t __io lf_tx_stats;     /* NIX_AF_CONST1::LF_TX_STATS */
+	uint16_t __io cints;	      /* NIX_AF_CONST2::CINTS */
+	uint16_t __io qints;	      /* NIX_AF_CONST2::QINTS */
+	uint8_t __io hw_rx_tstamp_en; /*set if rx timestamping enabled */
+	uint8_t __io cgx_links;	      /* No. of CGX links present in HW */
+	uint8_t __io lbk_links;	      /* No. of LBK links present in HW */
+	uint8_t __io sdp_links;	      /* No. of SDP links present in HW */
+	uint8_t tx_link;	      /* Transmit channel link number */
+};
+
+struct nix_lf_free_req {
+	struct mbox_msghdr hdr;
+#define NIX_LF_DISABLE_FLOWS	 BIT_ULL(0)
+#define NIX_LF_DONT_FREE_TX_VTAG BIT_ULL(1)
+	uint64_t __io flags;
+};
+
+/* CN10x NIX AQ enqueue msg */
+struct nix_cn10k_aq_enq_req {
+	struct mbox_msghdr hdr;
+	uint32_t __io qidx;
+	uint8_t __io ctype;
+	uint8_t __io op;
+	union {
+		/* Valid when op == WRITE/INIT and ctype == NIX_AQ_CTYPE_RQ */
+		__io struct nix_cn10k_rq_ctx_s rq;
+		/* Valid when op == WRITE/INIT and ctype == NIX_AQ_CTYPE_SQ */
+		__io struct nix_cn10k_sq_ctx_s sq;
+		/* Valid when op == WRITE/INIT and ctype == NIX_AQ_CTYPE_CQ */
+		__io struct nix_cq_ctx_s cq;
+		/* Valid when op == WRITE/INIT and ctype == NIX_AQ_CTYPE_RSS */
+		__io struct nix_rsse_s rss;
+		/* Valid when op == WRITE/INIT and ctype == NIX_AQ_CTYPE_MCE */
+		__io struct nix_rx_mce_s mce;
+	};
+	/* Mask data when op == WRITE (1=write, 0=don't write) */
+	union {
+		/* Valid when op == WRITE and ctype == NIX_AQ_CTYPE_RQ */
+		__io struct nix_cn10k_rq_ctx_s rq_mask;
+		/* Valid when op == WRITE and ctype == NIX_AQ_CTYPE_SQ */
+		__io struct nix_cn10k_sq_ctx_s sq_mask;
+		/* Valid when op == WRITE and ctype == NIX_AQ_CTYPE_CQ */
+		__io struct nix_cq_ctx_s cq_mask;
+		/* Valid when op == WRITE and ctype == NIX_AQ_CTYPE_RSS */
+		__io struct nix_rsse_s rss_mask;
+		/* Valid when op == WRITE and ctype == NIX_AQ_CTYPE_MCE */
+		__io struct nix_rx_mce_s mce_mask;
+	};
+};
+
+struct nix_cn10k_aq_enq_rsp {
+	struct mbox_msghdr hdr;
+	union {
+		struct nix_cn10k_rq_ctx_s rq;
+		struct nix_cn10k_sq_ctx_s sq;
+		struct nix_cq_ctx_s cq;
+		struct nix_rsse_s rss;
+		struct nix_rx_mce_s mce;
+	};
+};
+
+/* NIX AQ enqueue msg */
+struct nix_aq_enq_req {
+	struct mbox_msghdr hdr;
+	uint32_t __io qidx;
+	uint8_t __io ctype;
+	uint8_t __io op;
+	union {
+		/* Valid when op == WRITE/INIT and ctype == NIX_AQ_CTYPE_RQ */
+		__io struct nix_rq_ctx_s rq;
+		/* Valid when op == WRITE/INIT and ctype == NIX_AQ_CTYPE_SQ */
+		__io struct nix_sq_ctx_s sq;
+		/* Valid when op == WRITE/INIT and ctype == NIX_AQ_CTYPE_CQ */
+		__io struct nix_cq_ctx_s cq;
+		/* Valid when op == WRITE/INIT and ctype == NIX_AQ_CTYPE_RSS */
+		__io struct nix_rsse_s rss;
+		/* Valid when op == WRITE/INIT and ctype == NIX_AQ_CTYPE_MCE */
+		__io struct nix_rx_mce_s mce;
+	};
+	/* Mask data when op == WRITE (1=write, 0=don't write) */
+	union {
+		/* Valid when op == WRITE and ctype == NIX_AQ_CTYPE_RQ */
+		__io struct nix_rq_ctx_s rq_mask;
+		/* Valid when op == WRITE and ctype == NIX_AQ_CTYPE_SQ */
+		__io struct nix_sq_ctx_s sq_mask;
+		/* Valid when op == WRITE and ctype == NIX_AQ_CTYPE_CQ */
+		__io struct nix_cq_ctx_s cq_mask;
+		/* Valid when op == WRITE and ctype == NIX_AQ_CTYPE_RSS */
+		__io struct nix_rsse_s rss_mask;
+		/* Valid when op == WRITE and ctype == NIX_AQ_CTYPE_MCE */
+		__io struct nix_rx_mce_s mce_mask;
+	};
+};
+
+struct nix_aq_enq_rsp {
+	struct mbox_msghdr hdr;
+	union {
+		__io struct nix_rq_ctx_s rq;
+		__io struct nix_sq_ctx_s sq;
+		__io struct nix_cq_ctx_s cq;
+		__io struct nix_rsse_s rss;
+		__io struct nix_rx_mce_s mce;
+	};
+};
+
+/* Tx scheduler/shaper mailbox messages */
+
+#define MAX_TXSCHQ_PER_FUNC 128
+
+struct nix_txsch_alloc_req {
+	struct mbox_msghdr hdr;
+	/* Scheduler queue count request at each level */
+	uint16_t __io schq_contig[NIX_TXSCH_LVL_CNT]; /* Contig. queues */
+	uint16_t __io schq[NIX_TXSCH_LVL_CNT];	      /* Non-Contig. queues */
+};
+
+struct nix_txsch_alloc_rsp {
+	struct mbox_msghdr hdr;
+	/* Scheduler queue count allocated at each level */
+	uint16_t __io schq_contig[NIX_TXSCH_LVL_CNT]; /* Contig. queues */
+	uint16_t __io schq[NIX_TXSCH_LVL_CNT];	      /* Non-Contig. queues */
+	/* Scheduler queue list allocated at each level */
+	uint16_t __io schq_contig_list[NIX_TXSCH_LVL_CNT][MAX_TXSCHQ_PER_FUNC];
+	uint16_t __io schq_list[NIX_TXSCH_LVL_CNT][MAX_TXSCHQ_PER_FUNC];
+	/* Traffic aggregation scheduler level */
+	uint8_t __io aggr_level;
+	/* Aggregation lvl's RR_PRIO config */
+	uint8_t __io aggr_lvl_rr_prio;
+	/* LINKX_CFG CSRs mapped to TL3 or TL2's index ? */
+	uint8_t __io link_cfg_lvl;
+};
+
+struct nix_txsch_free_req {
+	struct mbox_msghdr hdr;
+#define TXSCHQ_FREE_ALL BIT_ULL(0)
+	uint16_t __io flags;
+	/* Scheduler queue level to be freed */
+	uint16_t __io schq_lvl;
+	/* List of scheduler queues to be freed */
+	uint16_t __io schq;
+};
+
+struct nix_txschq_config {
+	struct mbox_msghdr hdr;
+	uint8_t __io lvl; /* SMQ/MDQ/TL4/TL3/TL2/TL1 */
+	uint8_t __io read;
+#define TXSCHQ_IDX_SHIFT       16
+#define TXSCHQ_IDX_MASK	       (BIT_ULL(10) - 1)
+#define TXSCHQ_IDX(reg, shift) (((reg) >> (shift)) & TXSCHQ_IDX_MASK)
+	uint8_t __io num_regs;
+#define MAX_REGS_PER_MBOX_MSG 20
+	uint64_t __io reg[MAX_REGS_PER_MBOX_MSG];
+	uint64_t __io regval[MAX_REGS_PER_MBOX_MSG];
+	/* All 0's => overwrite with new value */
+	uint64_t __io regval_mask[MAX_REGS_PER_MBOX_MSG];
+};
+
+struct nix_vtag_config {
+	struct mbox_msghdr hdr;
+	/* '0' for 4 octet VTAG, '1' for 8 octet VTAG */
+	uint8_t __io vtag_size;
+	/* cfg_type is '0' for tx vlan cfg
+	 * cfg_type is '1' for rx vlan cfg
+	 */
+	uint8_t __io cfg_type;
+	union {
+		/* Valid when cfg_type is '0' */
+		struct {
+			uint64_t __io vtag0;
+			uint64_t __io vtag1;
+
+			/* cfg_vtag0 & cfg_vtag1 fields are valid
+			 * when free_vtag0 & free_vtag1 are '0's.
+			 */
+			/* cfg_vtag0 = 1 to configure vtag0 */
+			uint8_t __io cfg_vtag0 : 1;
+			/* cfg_vtag1 = 1 to configure vtag1 */
+			uint8_t __io cfg_vtag1 : 1;
+
+			/* vtag0_idx & vtag1_idx are only valid when
+			 * both cfg_vtag0 & cfg_vtag1 are '0's,
+			 * these fields are used along with free_vtag0
+			 * & free_vtag1 to free the nix lf's tx_vlan
+			 * configuration.
+			 *
+			 * Denotes the indices of tx_vtag def registers
+			 * that needs to be cleared and freed.
+			 */
+			int __io vtag0_idx;
+			int __io vtag1_idx;
+
+			/* Free_vtag0 & free_vtag1 fields are valid
+			 * when cfg_vtag0 & cfg_vtag1 are '0's.
+			 */
+			/* Free_vtag0 = 1 clears vtag0 configuration
+			 * vtag0_idx denotes the index to be cleared.
+			 */
+			uint8_t __io free_vtag0 : 1;
+			/* Free_vtag1 = 1 clears vtag1 configuration
+			 * vtag1_idx denotes the index to be cleared.
+			 */
+			uint8_t __io free_vtag1 : 1;
+		} tx;
+
+		/* Valid when cfg_type is '1' */
+		struct {
+			/* Rx vtag type index, valid values are in 0..7 range */
+			uint8_t __io vtag_type;
+			/* Rx vtag strip */
+			uint8_t __io strip_vtag : 1;
+			/* Rx vtag capture */
+			uint8_t __io capture_vtag : 1;
+		} rx;
+	};
+};
+
+struct nix_vtag_config_rsp {
+	struct mbox_msghdr hdr;
+	/* Indices of tx_vtag def registers used to configure
+	 * tx vtag0 & vtag1 headers, these indices are valid
+	 * when nix_vtag_config mbox requested for vtag0 and/
+	 * or vtag1 configuration.
+	 */
+	int __io vtag0_idx;
+	int __io vtag1_idx;
+};
+
+struct nix_rss_flowkey_cfg {
+	struct mbox_msghdr hdr;
+	int __io mcam_index;	   /* MCAM entry index to modify */
+	uint32_t __io flowkey_cfg; /* Flowkey types selected */
+#define FLOW_KEY_TYPE_PORT	    BIT(0)
+#define FLOW_KEY_TYPE_IPV4	    BIT(1)
+#define FLOW_KEY_TYPE_IPV6	    BIT(2)
+#define FLOW_KEY_TYPE_TCP	    BIT(3)
+#define FLOW_KEY_TYPE_UDP	    BIT(4)
+#define FLOW_KEY_TYPE_SCTP	    BIT(5)
+#define FLOW_KEY_TYPE_NVGRE	    BIT(6)
+#define FLOW_KEY_TYPE_VXLAN	    BIT(7)
+#define FLOW_KEY_TYPE_GENEVE	    BIT(8)
+#define FLOW_KEY_TYPE_ETH_DMAC	    BIT(9)
+#define FLOW_KEY_TYPE_IPV6_EXT	    BIT(10)
+#define FLOW_KEY_TYPE_GTPU	    BIT(11)
+#define FLOW_KEY_TYPE_INNR_IPV4	    BIT(12)
+#define FLOW_KEY_TYPE_INNR_IPV6	    BIT(13)
+#define FLOW_KEY_TYPE_INNR_TCP	    BIT(14)
+#define FLOW_KEY_TYPE_INNR_UDP	    BIT(15)
+#define FLOW_KEY_TYPE_INNR_SCTP	    BIT(16)
+#define FLOW_KEY_TYPE_INNR_ETH_DMAC BIT(17)
+#define FLOW_KEY_TYPE_CH_LEN_90B    BIT(18)
+#define FLOW_KEY_TYPE_CUSTOM0	    BIT(19)
+#define FLOW_KEY_TYPE_VLAN	    BIT(20)
+#define FLOW_KEY_TYPE_L4_DST	    BIT(28)
+#define FLOW_KEY_TYPE_L4_SRC	    BIT(29)
+#define FLOW_KEY_TYPE_L3_DST	    BIT(30)
+#define FLOW_KEY_TYPE_L3_SRC	    BIT(31)
+	uint8_t __io group; /* RSS context or group */
+};
+
+struct nix_rss_flowkey_cfg_rsp {
+	struct mbox_msghdr hdr;
+	uint8_t __io alg_idx; /* Selected algo index */
+};
+
+struct nix_set_mac_addr {
+	struct mbox_msghdr hdr;
+	uint8_t __io mac_addr[PLT_ETHER_ADDR_LEN];
+};
+
+struct nix_get_mac_addr_rsp {
+	struct mbox_msghdr hdr;
+	uint8_t __io mac_addr[PLT_ETHER_ADDR_LEN];
+};
+
+struct nix_mark_format_cfg {
+	struct mbox_msghdr hdr;
+	uint8_t __io offset;
+	uint8_t __io y_mask;
+	uint8_t __io y_val;
+	uint8_t __io r_mask;
+	uint8_t __io r_val;
+};
+
+struct nix_mark_format_cfg_rsp {
+	struct mbox_msghdr hdr;
+	uint8_t __io mark_format_idx;
+};
+
+struct nix_lso_format_cfg {
+	struct mbox_msghdr hdr;
+	uint64_t __io field_mask;
+	uint64_t __io fields[NIX_LSO_FIELD_MAX];
+};
+
+struct nix_lso_format_cfg_rsp {
+	struct mbox_msghdr hdr;
+	uint8_t __io lso_format_idx;
+};
+
+struct nix_rx_mode {
+	struct mbox_msghdr hdr;
+#define NIX_RX_MODE_UCAST    BIT(0)
+#define NIX_RX_MODE_PROMISC  BIT(1)
+#define NIX_RX_MODE_ALLMULTI BIT(2)
+	uint16_t __io mode;
+};
+
+struct nix_rx_cfg {
+	struct mbox_msghdr hdr;
+#define NIX_RX_OL3_VERIFY BIT(0)
+#define NIX_RX_OL4_VERIFY BIT(1)
+	uint8_t __io len_verify; /* Outer L3/L4 len check */
+#define NIX_RX_CSUM_OL4_VERIFY BIT(0)
+	uint8_t __io csum_verify; /* Outer L4 checksum verification */
+};
+
+struct nix_frs_cfg {
+	struct mbox_msghdr hdr;
+	uint8_t __io update_smq;    /* Update SMQ's min/max lens */
+	uint8_t __io update_minlen; /* Set minlen also */
+	uint8_t __io sdp_link;	    /* Set SDP RX link */
+	uint16_t __io maxlen;
+	uint16_t __io minlen;
+};
+
+struct nix_set_vlan_tpid {
+	struct mbox_msghdr hdr;
+#define NIX_VLAN_TYPE_INNER 0
+#define NIX_VLAN_TYPE_OUTER 1
+	uint8_t __io vlan_type;
+	uint16_t __io tpid;
+};
+
+struct nix_bp_cfg_req {
+	struct mbox_msghdr hdr;
+	uint16_t __io chan_base; /* Starting channel number */
+	uint8_t __io chan_cnt;	 /* Number of channels */
+	uint8_t __io bpid_per_chan;
+	/* bpid_per_chan = 0  assigns single bp id for range of channels */
+	/* bpid_per_chan = 1 assigns separate bp id for each channel */
+};
+
+/* PF can be mapped to either CGX or LBK interface,
+ * so maximum 64 channels are possible.
+ */
+#define NIX_MAX_CHAN 64
+struct nix_bp_cfg_rsp {
+	struct mbox_msghdr hdr;
+	/* Channel and bpid mapping */
+	uint16_t __io chan_bpid[NIX_MAX_CHAN];
+	/* Number of channel for which bpids are assigned */
+	uint8_t __io chan_cnt;
+};
+
+/* Global NIX inline IPSec configuration */
+struct nix_inline_ipsec_cfg {
+	struct mbox_msghdr hdr;
+	uint32_t __io cpt_credit;
+	struct {
+		uint8_t __io egrp;
+		uint8_t __io opcode;
+	} gen_cfg;
+	struct {
+		uint16_t __io cpt_pf_func;
+		uint8_t __io cpt_slot;
+	} inst_qsel;
+	uint8_t __io enable;
+};
+
+/* Per NIX LF inline IPSec configuration */
+struct nix_inline_ipsec_lf_cfg {
+	struct mbox_msghdr hdr;
+	uint64_t __io sa_base_addr;
+	struct {
+		uint32_t __io tag_const;
+		uint16_t __io lenm1_max;
+		uint8_t __io sa_pow2_size;
+		uint8_t __io tt;
+	} ipsec_cfg0;
+	struct {
+		uint32_t __io sa_idx_max;
+		uint8_t __io sa_idx_w;
+	} ipsec_cfg1;
+	uint8_t __io enable;
+};
+
+struct nix_hw_info {
+	struct mbox_msghdr hdr;
+	uint16_t __io vwqe_delay;
+	uint16_t __io rsvd[15];
+};
+
+/* SSO mailbox error codes
+ * Range 501 - 600.
+ */
+enum sso_af_status {
+	SSO_AF_ERR_PARAM = -501,
+	SSO_AF_ERR_LF_INVALID = -502,
+	SSO_AF_ERR_AF_LF_ALLOC = -503,
+	SSO_AF_ERR_GRP_EBUSY = -504,
+	SSO_AF_INVAL_NPA_PF_FUNC = -505,
+};
+
+struct sso_lf_alloc_req {
+	struct mbox_msghdr hdr;
+	int __io node;
+	uint16_t __io hwgrps;
+};
+
+struct sso_lf_alloc_rsp {
+	struct mbox_msghdr hdr;
+	uint32_t __io xaq_buf_size;
+	uint32_t __io xaq_wq_entries;
+	uint32_t __io in_unit_entries;
+	uint16_t __io hwgrps;
+};
+
+struct sso_lf_free_req {
+	struct mbox_msghdr hdr;
+	int __io node;
+	uint16_t __io hwgrps;
+};
+
+/* SSOW mailbox error codes
+ * Range 601 - 700.
+ */
+enum ssow_af_status {
+	SSOW_AF_ERR_PARAM = -601,
+	SSOW_AF_ERR_LF_INVALID = -602,
+	SSOW_AF_ERR_AF_LF_ALLOC = -603,
+};
+
+struct ssow_lf_alloc_req {
+	struct mbox_msghdr hdr;
+	int __io node;
+	uint16_t __io hws;
+};
+
+struct ssow_lf_free_req {
+	struct mbox_msghdr hdr;
+	int __io node;
+	uint16_t __io hws;
+};
+
+struct sso_hw_setconfig {
+	struct mbox_msghdr hdr;
+	uint32_t __io npa_aura_id;
+	uint16_t __io npa_pf_func;
+	uint16_t __io hwgrps;
+};
+
+struct sso_hw_xaq_release {
+	struct mbox_msghdr hdr;
+	uint16_t __io hwgrps;
+};
+
+struct sso_info_req {
+	struct mbox_msghdr hdr;
+	union {
+		uint16_t __io grp;
+		uint16_t __io hws;
+	};
+};
+
+struct sso_grp_priority {
+	struct mbox_msghdr hdr;
+	uint16_t __io grp;
+	uint8_t __io priority;
+	uint8_t __io affinity;
+	uint8_t __io weight;
+};
+
+struct sso_grp_qos_cfg {
+	struct mbox_msghdr hdr;
+	uint16_t __io grp;
+	uint32_t __io xaq_limit;
+	uint16_t __io taq_thr;
+	uint16_t __io iaq_thr;
+};
+
+struct sso_grp_stats {
+	struct mbox_msghdr hdr;
+	uint16_t __io grp;
+	uint64_t __io ws_pc;
+	uint64_t __io ext_pc;
+	uint64_t __io wa_pc;
+	uint64_t __io ts_pc;
+	uint64_t __io ds_pc;
+	uint64_t __io dq_pc;
+	uint64_t __io aw_status;
+	uint64_t __io page_cnt;
+};
+
+struct sso_hws_stats {
+	struct mbox_msghdr hdr;
+	uint16_t __io hws;
+	uint64_t __io arbitration;
+};
+
+/* CPT mailbox error codes
+ * Range 901 - 1000.
+ */
+enum cpt_af_status {
+	CPT_AF_ERR_PARAM = -901,
+	CPT_AF_ERR_GRP_INVALID = -902,
+	CPT_AF_ERR_LF_INVALID = -903,
+	CPT_AF_ERR_ACCESS_DENIED = -904,
+	CPT_AF_ERR_SSO_PF_FUNC_INVALID = -905,
+	CPT_AF_ERR_NIX_PF_FUNC_INVALID = -906,
+	CPT_AF_ERR_INLINE_IPSEC_INB_ENA = -907,
+	CPT_AF_ERR_INLINE_IPSEC_OUT_ENA = -908
+};
+
+/* CPT mbox message formats */
+
+struct cpt_rd_wr_reg_msg {
+	struct mbox_msghdr hdr;
+	uint64_t __io reg_offset;
+	uint64_t __io *ret_val;
+	uint64_t __io val;
+	uint8_t __io is_write;
+};
+
+struct cpt_set_crypto_grp_req_msg {
+	struct mbox_msghdr hdr;
+	uint8_t __io crypto_eng_grp;
+};
+
+struct cpt_lf_alloc_req_msg {
+	struct mbox_msghdr hdr;
+	uint16_t __io nix_pf_func;
+	uint16_t __io sso_pf_func;
+	uint16_t __io eng_grpmsk;
+	uint8_t __io blkaddr;
+};
+
+#define CPT_INLINE_INBOUND  0
+#define CPT_INLINE_OUTBOUND 1
+
+struct cpt_inline_ipsec_cfg_msg {
+	struct mbox_msghdr hdr;
+	uint8_t __io enable;
+	uint8_t __io slot;
+	uint8_t __io dir;
+	uint8_t __io sso_pf_func_ovrd;
+	uint16_t __io sso_pf_func; /* Inbound path SSO_PF_FUNC */
+	uint16_t __io nix_pf_func; /* Outbound path NIX_PF_FUNC */
+};
+
+struct cpt_sts_req {
+	struct mbox_msghdr hdr;
+	uint8_t __io blkaddr;
+};
+
+struct cpt_sts_rsp {
+	struct mbox_msghdr hdr;
+	uint64_t __io inst_req_pc;
+	uint64_t __io inst_lat_pc;
+	uint64_t __io rd_req_pc;
+	uint64_t __io rd_lat_pc;
+	uint64_t __io rd_uc_pc;
+	uint64_t __io active_cycles_pc;
+	uint64_t __io ctx_mis_pc;
+	uint64_t __io ctx_hit_pc;
+	uint64_t __io ctx_aop_pc;
+	uint64_t __io ctx_aop_lat_pc;
+	uint64_t __io ctx_ifetch_pc;
+	uint64_t __io ctx_ifetch_lat_pc;
+	uint64_t __io ctx_ffetch_pc;
+	uint64_t __io ctx_ffetch_lat_pc;
+	uint64_t __io ctx_wback_pc;
+	uint64_t __io ctx_wback_lat_pc;
+	uint64_t __io ctx_psh_pc;
+	uint64_t __io ctx_psh_lat_pc;
+	uint64_t __io ctx_err;
+	uint64_t __io ctx_enc_id;
+	uint64_t __io ctx_flush_timer;
+	uint64_t __io rxc_time;
+	uint64_t __io rxc_time_cfg;
+	uint64_t __io rxc_active_sts;
+	uint64_t __io rxc_zombie_sts;
+	uint64_t __io busy_sts_ae;
+	uint64_t __io free_sts_ae;
+	uint64_t __io busy_sts_se;
+	uint64_t __io free_sts_se;
+	uint64_t __io busy_sts_ie;
+	uint64_t __io free_sts_ie;
+	uint64_t __io exe_err_info;
+	uint64_t __io cptclk_cnt;
+	uint64_t __io diag;
+	uint64_t __io rxc_dfrg;
+	uint64_t __io x2p_link_cfg0;
+	uint64_t __io x2p_link_cfg1;
+};
+
+struct cpt_rxc_time_cfg_req {
+	struct mbox_msghdr hdr;
+	int blkaddr;
+	uint32_t step;
+	uint16_t zombie_thres;
+	uint16_t zombie_limit;
+	uint16_t active_thres;
+	uint16_t active_limit;
+};
+
+struct cpt_rx_inline_lf_cfg_msg {
+	struct mbox_msghdr hdr;
+	uint16_t __io sso_pf_func;
+};
+
+enum cpt_eng_type {
+	CPT_ENG_TYPE_AE = 1,
+	CPT_ENG_TYPE_SE = 2,
+	CPT_ENG_TYPE_IE = 3,
+	CPT_MAX_ENG_TYPES,
+};
+
+/* CPT HW capabilities */
+union cpt_eng_caps {
+	uint64_t __io u;
+	struct {
+		uint64_t __io reserved_0_4 : 5;
+		uint64_t __io mul : 1;
+		uint64_t __io sha1_sha2 : 1;
+		uint64_t __io chacha20 : 1;
+		uint64_t __io zuc_snow3g : 1;
+		uint64_t __io sha3 : 1;
+		uint64_t __io aes : 1;
+		uint64_t __io kasumi : 1;
+		uint64_t __io des : 1;
+		uint64_t __io crc : 1;
+		uint64_t __io reserved_14_63 : 50;
+	};
+};
+
+struct cpt_caps_rsp_msg {
+	struct mbox_msghdr hdr;
+	uint16_t __io cpt_pf_drv_version;
+	uint8_t __io cpt_revision;
+	union cpt_eng_caps eng_caps[CPT_MAX_ENG_TYPES];
+};
+
+struct cpt_eng_grp_req {
+	struct mbox_msghdr hdr;
+	uint8_t __io eng_type;
+};
+
+struct cpt_eng_grp_rsp {
+	struct mbox_msghdr hdr;
+	uint8_t __io eng_type;
+	uint8_t __io eng_grp_num;
+};
+
+/* NPC mbox message structs */
+
+#define NPC_MCAM_ENTRY_INVALID 0xFFFF
+#define NPC_MCAM_INVALID_MAP   0xFFFF
+
+/* NPC mailbox error codes
+ * Range 701 - 800.
+ */
+enum npc_af_status {
+	NPC_MCAM_INVALID_REQ = -701,
+	NPC_MCAM_ALLOC_DENIED = -702,
+	NPC_MCAM_ALLOC_FAILED = -703,
+	NPC_MCAM_PERM_DENIED = -704,
+	NPC_AF_ERR_HIGIG_CONFIG_FAIL = -705,
+};
+
+struct npc_mcam_alloc_entry_req {
+	struct mbox_msghdr hdr;
+#define NPC_MAX_NONCONTIG_ENTRIES 256
+	uint8_t __io contig; /* Contiguous entries ? */
+#define NPC_MCAM_ANY_PRIO    0
+#define NPC_MCAM_LOWER_PRIO  1
+#define NPC_MCAM_HIGHER_PRIO 2
+	uint8_t __io priority; /* Lower or higher w.r.t ref_entry */
+	uint16_t __io ref_entry;
+	uint16_t __io count; /* Number of entries requested */
+};
+
+struct npc_mcam_alloc_entry_rsp {
+	struct mbox_msghdr hdr;
+	/* Entry alloc'ed or start index if contiguous.
+	 * Invalid in case of non-contiguous.
+	 */
+	uint16_t __io entry;
+	uint16_t __io count;	  /* Number of entries allocated */
+	uint16_t __io free_count; /* Number of entries available */
+	uint16_t __io entry_list[NPC_MAX_NONCONTIG_ENTRIES];
+};
+
+struct npc_mcam_free_entry_req {
+	struct mbox_msghdr hdr;
+	uint16_t __io entry; /* Entry index to be freed */
+	uint8_t __io all;    /* Free all entries alloc'ed to this PFVF */
+};
+
+struct mcam_entry {
+#define NPC_MAX_KWS_IN_KEY 7 /* Number of keywords in max key width */
+	uint64_t __io kw[NPC_MAX_KWS_IN_KEY];
+	uint64_t __io kw_mask[NPC_MAX_KWS_IN_KEY];
+	uint64_t __io action;
+	uint64_t __io vtag_action;
+};
+
+struct npc_mcam_write_entry_req {
+	struct mbox_msghdr hdr;
+	struct mcam_entry entry_data;
+	uint16_t __io entry;	   /* MCAM entry to write this match key */
+	uint16_t __io cntr;	   /* Counter for this MCAM entry */
+	uint8_t __io intf;	   /* Rx or Tx interface */
+	uint8_t __io enable_entry; /* Enable this MCAM entry ? */
+	uint8_t __io set_cntr;	   /* Set counter for this entry ? */
+};
+
+/* Enable/Disable a given entry */
+struct npc_mcam_ena_dis_entry_req {
+	struct mbox_msghdr hdr;
+	uint16_t __io entry;
+};
+
+struct npc_mcam_shift_entry_req {
+	struct mbox_msghdr hdr;
+#define NPC_MCAM_MAX_SHIFTS 64
+	uint16_t __io curr_entry[NPC_MCAM_MAX_SHIFTS];
+	uint16_t __io new_entry[NPC_MCAM_MAX_SHIFTS];
+	uint16_t __io shift_count; /* Number of entries to shift */
+};
+
+struct npc_mcam_shift_entry_rsp {
+	struct mbox_msghdr hdr;
+	/* Index in 'curr_entry', not entry itself */
+	uint16_t __io failed_entry_idx;
+};
+
+struct npc_mcam_alloc_counter_req {
+	struct mbox_msghdr hdr;
+	uint8_t __io contig; /* Contiguous counters ? */
+#define NPC_MAX_NONCONTIG_COUNTERS 64
+	uint16_t __io count; /* Number of counters requested */
+};
+
+struct npc_mcam_alloc_counter_rsp {
+	struct mbox_msghdr hdr;
+	/* Counter alloc'ed or start idx if contiguous.
+	 * Invalid in case of non-contiguous.
+	 */
+	uint16_t __io cntr;
+	uint16_t __io count; /* Number of counters allocated */
+	uint16_t __io cntr_list[NPC_MAX_NONCONTIG_COUNTERS];
+};
+
+struct npc_mcam_oper_counter_req {
+	struct mbox_msghdr hdr;
+	uint16_t __io cntr; /* Free a counter or clear/fetch it's stats */
+};
+
+struct npc_mcam_oper_counter_rsp {
+	struct mbox_msghdr hdr;
+	/* valid only while fetching counter's stats */
+	uint64_t __io stat;
+};
+
+struct npc_mcam_unmap_counter_req {
+	struct mbox_msghdr hdr;
+	uint16_t __io cntr;
+	uint16_t __io entry; /* Entry and counter to be unmapped */
+	uint8_t __io all;    /* Unmap all entries using this counter ? */
+};
+
+struct npc_mcam_alloc_and_write_entry_req {
+	struct mbox_msghdr hdr;
+	struct mcam_entry entry_data;
+	uint16_t __io ref_entry;
+	uint8_t __io priority;	   /* Lower or higher w.r.t ref_entry */
+	uint8_t __io intf;	   /* Rx or Tx interface */
+	uint8_t __io enable_entry; /* Enable this MCAM entry ? */
+	uint8_t __io alloc_cntr;   /* Allocate counter and map ? */
+};
+
+struct npc_mcam_alloc_and_write_entry_rsp {
+	struct mbox_msghdr hdr;
+	uint16_t __io entry;
+	uint16_t __io cntr;
+};
+
+struct npc_get_kex_cfg_rsp {
+	struct mbox_msghdr hdr;
+	uint64_t __io rx_keyx_cfg; /* NPC_AF_INTF(0)_KEX_CFG */
+	uint64_t __io tx_keyx_cfg; /* NPC_AF_INTF(1)_KEX_CFG */
+#define NPC_MAX_INTF 2
+#define NPC_MAX_LID  8
+#define NPC_MAX_LT   16
+#define NPC_MAX_LD   2
+#define NPC_MAX_LFL  16
+	/* NPC_AF_KEX_LDATA(0..1)_FLAGS_CFG */
+	uint64_t __io kex_ld_flags[NPC_MAX_LD];
+	/* NPC_AF_INTF(0..1)_LID(0..7)_LT(0..15)_LD(0..1)_CFG */
+	uint64_t __io intf_lid_lt_ld[NPC_MAX_INTF][NPC_MAX_LID][NPC_MAX_LT]
+				    [NPC_MAX_LD];
+	/* NPC_AF_INTF(0..1)_LDATA(0..1)_FLAGS(0..15)_CFG */
+	uint64_t __io intf_ld_flags[NPC_MAX_INTF][NPC_MAX_LD][NPC_MAX_LFL];
+#define MKEX_NAME_LEN 128
+	uint8_t __io mkex_pfl_name[MKEX_NAME_LEN];
+};
+
+enum header_fields {
+	NPC_DMAC,
+	NPC_SMAC,
+	NPC_ETYPE,
+	NPC_OUTER_VID,
+	NPC_TOS,
+	NPC_SIP_IPV4,
+	NPC_DIP_IPV4,
+	NPC_SIP_IPV6,
+	NPC_DIP_IPV6,
+	NPC_SPORT_TCP,
+	NPC_DPORT_TCP,
+	NPC_SPORT_UDP,
+	NPC_DPORT_UDP,
+	NPC_FDSA_VAL,
+	NPC_HEADER_FIELDS_MAX,
+};
+
+struct flow_msg {
+	unsigned char __io dmac[6];
+	unsigned char __io smac[6];
+	uint16_t __io etype;
+	uint16_t __io vlan_etype;
+	uint16_t __io vlan_tci;
+	union {
+		uint32_t __io ip4src;
+		uint32_t __io ip6src[4];
+	};
+	union {
+		uint32_t __io ip4dst;
+		uint32_t __io ip6dst[4];
+	};
+	uint8_t __io tos;
+	uint8_t __io ip_ver;
+	uint8_t __io ip_proto;
+	uint8_t __io tc;
+	uint16_t __io sport;
+	uint16_t __io dport;
+};
+
+struct npc_install_flow_req {
+	struct mbox_msghdr hdr;
+	struct flow_msg packet;
+	struct flow_msg mask;
+	uint64_t __io features;
+	uint16_t __io entry;
+	uint16_t __io channel;
+	uint8_t __io intf;
+	uint8_t __io set_cntr;
+	uint8_t __io default_rule;
+	/* Overwrite(0) or append(1) flow to default rule? */
+	uint8_t __io append;
+	uint16_t __io vf;
+	/* action */
+	uint32_t __io index;
+	uint16_t __io match_id;
+	uint8_t __io flow_key_alg;
+	uint8_t __io op;
+	/* vtag action */
+	uint8_t __io vtag0_type;
+	uint8_t __io vtag0_valid;
+	uint8_t __io vtag1_type;
+	uint8_t __io vtag1_valid;
+
+	/* vtag tx action */
+	uint16_t __io vtag0_def;
+	uint8_t __io vtag0_op;
+	uint16_t __io vtag1_def;
+	uint8_t __io vtag1_op;
+};
+
+struct npc_install_flow_rsp {
+	struct mbox_msghdr hdr;
+	/* Negative if no counter else counter number */
+	int __io counter;
+};
+
+struct npc_delete_flow_req {
+	struct mbox_msghdr hdr;
+	uint16_t __io entry;
+	uint16_t __io start; /*Disable range of entries */
+	uint16_t __io end;
+	uint8_t __io all; /* PF + VFs */
+};
+
+struct npc_mcam_read_entry_req {
+	struct mbox_msghdr hdr;
+	/* MCAM entry to read */
+	uint16_t __io entry;
+};
+
+struct npc_mcam_read_entry_rsp {
+	struct mbox_msghdr hdr;
+	struct mcam_entry entry_data;
+	uint8_t __io intf;
+	uint8_t __io enable;
+};
+
+struct npc_mcam_read_base_rule_rsp {
+	struct mbox_msghdr hdr;
+	struct mcam_entry entry_data;
+};
+
+struct npc_mcam_get_stats_req {
+	struct mbox_msghdr hdr;
+	uint16_t __io entry; /* mcam entry */
+};
+
+struct npc_mcam_get_stats_rsp {
+	struct mbox_msghdr hdr;
+	uint64_t __io stat;  /* counter stats */
+	uint8_t __io stat_ena; /* enabled */
+};
+
+/* TIM mailbox error codes
+ * Range 801 - 900.
+ */
+enum tim_af_status {
+	TIM_AF_NO_RINGS_LEFT = -801,
+	TIM_AF_INVALID_NPA_PF_FUNC = -802,
+	TIM_AF_INVALID_SSO_PF_FUNC = -803,
+	TIM_AF_RING_STILL_RUNNING = -804,
+	TIM_AF_LF_INVALID = -805,
+	TIM_AF_CSIZE_NOT_ALIGNED = -806,
+	TIM_AF_CSIZE_TOO_SMALL = -807,
+	TIM_AF_CSIZE_TOO_BIG = -808,
+	TIM_AF_INTERVAL_TOO_SMALL = -809,
+	TIM_AF_INVALID_BIG_ENDIAN_VALUE = -810,
+	TIM_AF_INVALID_CLOCK_SOURCE = -811,
+	TIM_AF_GPIO_CLK_SRC_NOT_ENABLED = -812,
+	TIM_AF_INVALID_BSIZE = -813,
+	TIM_AF_INVALID_ENABLE_PERIODIC = -814,
+	TIM_AF_INVALID_ENABLE_DONTFREE = -815,
+	TIM_AF_ENA_DONTFRE_NSET_PERIODIC = -816,
+	TIM_AF_RING_ALREADY_DISABLED = -817,
+};
+
+enum tim_clk_srcs {
+	TIM_CLK_SRCS_TENNS = 0,
+	TIM_CLK_SRCS_GPIO = 1,
+	TIM_CLK_SRCS_GTI = 2,
+	TIM_CLK_SRCS_PTP = 3,
+	TIM_CLK_SRSC_INVALID,
+};
+
+enum tim_gpio_edge {
+	TIM_GPIO_NO_EDGE = 0,
+	TIM_GPIO_LTOH_TRANS = 1,
+	TIM_GPIO_HTOL_TRANS = 2,
+	TIM_GPIO_BOTH_TRANS = 3,
+	TIM_GPIO_INVALID,
+};
+
+enum ptp_op {
+	PTP_OP_ADJFINE = 0,   /* adjfine(req.scaled_ppm); */
+	PTP_OP_GET_CLOCK = 1, /* rsp.clk = get_clock() */
+};
+
+struct ptp_req {
+	struct mbox_msghdr hdr;
+	uint8_t __io op;
+	int64_t __io scaled_ppm;
+	uint8_t __io is_pmu;
+};
+
+struct ptp_rsp {
+	struct mbox_msghdr hdr;
+	uint64_t __io clk;
+	uint64_t __io tsc;
+};
+
+struct get_hw_cap_rsp {
+	struct mbox_msghdr hdr;
+	/* Schq mapping fixed or flexible */
+	uint8_t __io nix_fixed_txschq_mapping;
+	uint8_t __io nix_shaping; /* Is shaping and coloring supported */
+};
+
+struct ndc_sync_op {
+	struct mbox_msghdr hdr;
+	uint8_t __io nix_lf_tx_sync;
+	uint8_t __io nix_lf_rx_sync;
+	uint8_t __io npa_lf_sync;
+};
+
+struct tim_lf_alloc_req {
+	struct mbox_msghdr hdr;
+	uint16_t __io ring;
+	uint16_t __io npa_pf_func;
+	uint16_t __io sso_pf_func;
+};
+
+struct tim_ring_req {
+	struct mbox_msghdr hdr;
+	uint16_t __io ring;
+};
+
+struct tim_config_req {
+	struct mbox_msghdr hdr;
+	uint16_t __io ring;
+	uint8_t __io bigendian;
+	uint8_t __io clocksource;
+	uint8_t __io enableperiodic;
+	uint8_t __io enabledontfreebuffer;
+	uint32_t __io bucketsize;
+	uint32_t __io chunksize;
+	uint32_t __io interval;
+	uint8_t __io gpioedge;
+};
+
+struct tim_lf_alloc_rsp {
+	struct mbox_msghdr hdr;
+	uint64_t __io tenns_clk;
+};
+
+struct tim_enable_rsp {
+	struct mbox_msghdr hdr;
+	uint64_t __io timestarted;
+	uint32_t __io currentbucket;
+};
+
+struct sdp_node_info {
+	/* Node to which this PF belons to */
+	uint8_t __io node_id;
+	uint8_t __io max_vfs;
+	uint8_t __io num_pf_rings;
+	uint8_t __io pf_srn;
+#define SDP_MAX_VFS	128
+	uint8_t __io vf_rings[SDP_MAX_VFS];
+};
+
+struct sdp_chan_info_msg {
+	struct mbox_msghdr hdr;
+	struct sdp_node_info info;
+};
+
+#endif /* __ROC_MBOX_H__ */
