diff options
Diffstat (limited to 'drivers/net/ethernet/marvell/octeontx2/bphy/rfoe_bphy_netdev_comm_if.h')
| -rw-r--r-- | drivers/net/ethernet/marvell/octeontx2/bphy/rfoe_bphy_netdev_comm_if.h | 190 |
1 files changed, 190 insertions, 0 deletions
diff --git a/drivers/net/ethernet/marvell/octeontx2/bphy/rfoe_bphy_netdev_comm_if.h b/drivers/net/ethernet/marvell/octeontx2/bphy/rfoe_bphy_netdev_comm_if.h new file mode 100644 index 000000000000..06ce9660988f --- /dev/null +++ b/drivers/net/ethernet/marvell/octeontx2/bphy/rfoe_bphy_netdev_comm_if.h @@ -0,0 +1,190 @@ +/* SPDX-License-Identifier: GPL-2.0 + * Marvell OcteonTx2 BPHY RFOE/CPRI Ethernet Driver + * + * Copyright (C) 2020 Marvell International Ltd. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#ifndef _RFOE_BPHY_NETDEV_COMM_IF_H_ +#define _RFOE_BPHY_NETDEV_COMM_IF_H_ + +#include <linux/etherdevice.h> +#include "bphy_netdev_comm_if.h" + +/** + * @enum bphy_netdev_tx_gpint + * @brief GP_INT numbers for packet notification by netdev to BPHY. + * + */ +enum bphy_netdev_tx_gpint { + TX_GP_INT_RFOE0_LMAC0 = 32, //PSM_GPINT32, + TX_GP_INT_RFOE0_LMAC1 = 33, //PSM_GPINT33, + TX_GP_INT_RFOE0_LMAC2 = 34, //PSM_GPINT34, + TX_GP_INT_RFOE0_LMAC3 = 35, //PSM_GPINT35, + + TX_GP_INT_RFOE1_LMAC0 = 36, //PSM_GPINT36, + TX_GP_INT_RFOE1_LMAC1 = 37, //PSM_GPINT37, + TX_GP_INT_RFOE1_LMAC2 = 38, //PSM_GPINT38, + TX_GP_INT_RFOE1_LMAC3 = 39, //PSM_GPINT39, + + TX_GP_INT_RFOE2_LMAC0 = 40, //PSM_GPINT40, + TX_GP_INT_RFOE2_LMAC1 = 41, //PSM_GPINT41 +}; + +/** + * @enum bphy_netdev_rx_gpint + * @brief GP_INT numbers for packet notification by BPHY to netdev. + * + */ +enum bphy_netdev_rx_gpint { + RX_GP_INT_RFOE0_PTP = 63, //PSM_GPINT63, + RX_GP_INT_RFOE0_ECPRI = 62, //PSM_GPINT62, + RX_GP_INT_RFOE0_GENERIC = 61, //PSM_GPINT61, + + RX_GP_INT_RFOE1_PTP = 60, //PSM_GPINT60, + RX_GP_INT_RFOE1_ECPRI = 59, //PSM_GPINT59, + RX_GP_INT_RFOE1_GENERIC = 58, //PSM_GPINT58, + + RX_GP_INT_RFOE2_PTP = 57, //PSM_GPINT57, + RX_GP_INT_RFOE2_ECPRI = 56, //PSM_GPINT56, + RX_GP_INT_RFOE2_GENERIC = 55, //PSM_GPINT55 +}; + +/** + * @enum bphy_netdev_cpri_rx_gpint + * @brief GP_INT numbers for CPRI Ethernet packet Rx notification to netdev. + * + */ +enum bphy_netdev_cpri_rx_gpint { + RX_GP_INT_CPRI0_ETH = 45, //PSM_GPINT45, + RX_GP_INT_CPRI1_ETH = 46, //PSM_GPINT46, + RX_GP_INT_CPRI2_ETH = 47, //PSM_GPINT47 +}; + +/** + * @struct bphy_netdev_intf_info + * @brief LMAC lane number, mac address and status information + * + */ +struct bphy_netdev_intf_info { + u8 rfoe_num; + u8 lane_num; + /* Source mac address */ + u8 eth_addr[ETH_ALEN]; + /* LMAC interface status */ + u8 status; //0-DOWN, 1-UP + /* Configuration valid status; This interface shall be + * invalid if this field is set to 0 + */ + u8 is_valid; +}; + +/** + * @struct bphy_netdev_rbuf_info + * @brief Information abnout the packet ring buffer which shall be used to send + * the packets from BPHY to netdev. + * + */ +struct bphy_netdev_rbuf_info { + enum bphy_netdev_packet_type pkt_type; + /* gp_int = 0 can be treated as pkt type not enabled */ + enum bphy_netdev_rx_gpint gp_int_num; + u16 flow_id; + u16 mbt_index; + /* Maximum number of buffers in the Ring/Pool */ + u16 num_bufs; + /* MAX Buffer Size configured */ + u16 buf_size; // TBC: 1536? + /* MBT byffer target memory */ + u8 mbt_target_mem; + u8 reserved; + /* Buffers starting address */ + u64 mbt_iova_addr; + u16 jdt_index; + /* Maximum number of JD buffers in the Ring/Pool */ + u16 num_jd; + /* MAX JD size configured */ + u8 jd_size; + /* MBT byffer target memory */ + u8 jdt_target_mem; + /* Buffers starting address */ + u64 jdt_iova_addr; +}; + +/** + * @brief + * + */ +struct bphy_netdev_tx_psm_cmd_info { + enum bphy_netdev_tx_gpint gp_int_num; /* Valid only for PTP messages */ + u64 jd_iova_addr; + u64 rd_dma_iova_addr; + u64 low_cmd; + u64 high_cmd; +}; + +/** + * @struct bphy_netdev_comm_if + * @brief The communication interface defnitions which would be used by + * the netdev and bphy application. + * + */ +struct bphy_netdev_comm_if { + struct bphy_netdev_intf_info lmac_info; + struct bphy_netdev_rbuf_info rbuf_info[PACKET_TYPE_MAX]; + /* Defining single array to handle both PTP and OTHER cmds info */ + struct bphy_netdev_tx_psm_cmd_info ptp_pkt_info[MAX_PTP_MSG_PER_LMAC]; +}; + +/** + * @struct bphy_netdev_cpri_if + * @brief communication interface structure defnition to be used by + * BPHY and NETDEV applications for CPRI Interface. + * + */ +struct bphy_netdev_cpri_if { + u8 id; /* CPRI ID 0..2 */ + u8 active_lane_mask; /* lane mask */ + u8 ul_gp_int_num; /* UL GP INT NUM */ + u8 ul_int_threshold; /* UL INT THRESHOLD */ + u8 num_ul_buf; /* Num UL Buffers */ + u8 num_dl_buf; /* Num DL Buffers */ + u8 reserved[2]; + u64 ul_buf_iova_addr; + u64 dl_buf_iova_addr; + u8 eth_addr[MAX_LANE_PER_CPRI][ETH_ALEN]; +}; + +/** + * @struct bphy_netdev_rfoe_if + * @brief communication interface structure defnition to be used by + * BPHY and NETDEV applications for RFOE Interface. + * + */ +struct bphy_netdev_rfoe_if { + /* Interface configuration */ + struct bphy_netdev_comm_if if_cfg[MAX_LMAC_PER_RFOE]; + /* TX JD cmds to send packets other than PTP; + * These are defined per RFoE and all LMAC can share + */ + struct bphy_netdev_tx_psm_cmd_info oth_pkt_info[MAX_OTH_MSG_PER_RFOE]; + /* Packet types for which the RX flows are configured.*/ + u8 pkt_type_mask; +}; + +/** + * @struct bphy_netdev_comm_intf_cfg + * @brief ODP-NETDEV communication interface defnition structure to share + * the RX/TX intrefaces information. + * + */ +struct bphy_netdev_comm_intf_cfg { + enum bphy_netdev_if_type if_type; /* 0 --> ETHERNET, 1 --> CPRI */ + struct bphy_netdev_rfoe_if rfoe_if_cfg; /* RFOE INTF configuration */ + struct bphy_netdev_cpri_if cpri_if_cfg; /* CPRI INTF configuration */ +}; + +#endif //_BPHY_NETDEV_COMM_IF_H_ |