1 /* SPDX-License-Identifier: GPL-2.0 */ 2 /* Marvell OcteonTx2 CGX driver 3 * 4 * Copyright (C) 2018 Marvell International Ltd. 5 * 6 * This program is free software; you can redistribute it and/or modify 7 * it under the terms of the GNU General Public License version 2 as 8 * published by the Free Software Foundation. 9 */ 10 11 #ifndef CGX_H 12 #define CGX_H 13 14 #include "mbox.h" 15 #include "cgx_fw_if.h" 16 #include "rpm.h" 17 18 /* PCI device IDs */ 19 #define PCI_DEVID_OCTEONTX2_CGX 0xA059 20 21 /* PCI BAR nos */ 22 #define PCI_CFG_REG_BAR_NUM 0 23 24 #define CGX_ID_MASK 0x7 25 #define MAX_LMAC_PER_CGX 4 26 #define CGX_FIFO_LEN 65536 /* 64K for both Rx & Tx */ 27 #define CGX_OFFSET(x) ((x) * MAX_LMAC_PER_CGX) 28 29 /* Registers */ 30 #define CGXX_CMRX_CFG 0x00 31 #define CMR_P2X_SEL_MASK GENMASK_ULL(61, 59) 32 #define CMR_P2X_SEL_SHIFT 59ULL 33 #define CMR_P2X_SEL_NIX0 1ULL 34 #define CMR_P2X_SEL_NIX1 2ULL 35 #define CMR_EN BIT_ULL(55) 36 #define DATA_PKT_TX_EN BIT_ULL(53) 37 #define DATA_PKT_RX_EN BIT_ULL(54) 38 #define CGX_LMAC_TYPE_SHIFT 40 39 #define CGX_LMAC_TYPE_MASK 0xF 40 #define CGXX_CMRX_INT 0x040 41 #define FW_CGX_INT BIT_ULL(1) 42 #define CGXX_CMRX_INT_ENA_W1S 0x058 43 #define CGXX_CMRX_RX_ID_MAP 0x060 44 #define CGXX_CMRX_RX_STAT0 0x070 45 #define CGXX_CMRX_RX_LMACS 0x128 46 #define CGXX_CMRX_RX_DMAC_CTL0 (0x1F8 + mac_ops->csr_offset) 47 #define CGX_DMAC_CTL0_CAM_ENABLE BIT_ULL(3) 48 #define CGX_DMAC_CAM_ACCEPT BIT_ULL(3) 49 #define CGX_DMAC_MCAST_MODE BIT_ULL(1) 50 #define CGX_DMAC_BCAST_MODE BIT_ULL(0) 51 #define CGXX_CMRX_RX_DMAC_CAM0 (0x200 + mac_ops->csr_offset) 52 #define CGX_DMAC_CAM_ADDR_ENABLE BIT_ULL(48) 53 #define CGXX_CMRX_RX_DMAC_CAM1 0x400 54 #define CGX_RX_DMAC_ADR_MASK GENMASK_ULL(47, 0) 55 #define CGXX_CMRX_TX_STAT0 0x700 56 #define CGXX_SCRATCH0_REG 0x1050 57 #define CGXX_SCRATCH1_REG 0x1058 58 #define CGX_CONST 0x2000 59 #define CGX_CONST_RXFIFO_SIZE GENMASK_ULL(23, 0) 60 #define CGXX_SPUX_CONTROL1 0x10000 61 #define CGXX_SPUX_LNX_FEC_CORR_BLOCKS 0x10700 62 #define CGXX_SPUX_LNX_FEC_UNCORR_BLOCKS 0x10800 63 #define CGXX_SPUX_RSFEC_CORR 0x10088 64 #define CGXX_SPUX_RSFEC_UNCORR 0x10090 65 66 #define CGXX_SPUX_CONTROL1_LBK BIT_ULL(14) 67 #define CGXX_GMP_PCS_MRX_CTL 0x30000 68 #define CGXX_GMP_PCS_MRX_CTL_LBK BIT_ULL(14) 69 70 #define CGXX_SMUX_RX_FRM_CTL 0x20020 71 #define CGX_SMUX_RX_FRM_CTL_CTL_BCK BIT_ULL(3) 72 #define CGX_SMUX_RX_FRM_CTL_PTP_MODE BIT_ULL(12) 73 #define CGXX_GMP_GMI_RXX_FRM_CTL 0x38028 74 #define CGX_GMP_GMI_RXX_FRM_CTL_CTL_BCK BIT_ULL(3) 75 #define CGX_GMP_GMI_RXX_FRM_CTL_PTP_MODE BIT_ULL(12) 76 #define CGXX_SMUX_TX_CTL 0x20178 77 #define CGXX_SMUX_TX_PAUSE_PKT_TIME 0x20110 78 #define CGXX_SMUX_TX_PAUSE_PKT_INTERVAL 0x20120 79 #define CGXX_GMP_GMI_TX_PAUSE_PKT_TIME 0x38230 80 #define CGXX_GMP_GMI_TX_PAUSE_PKT_INTERVAL 0x38248 81 #define CGX_SMUX_TX_CTL_L2P_BP_CONV BIT_ULL(7) 82 #define CGXX_CMR_RX_OVR_BP 0x130 83 #define CGX_CMR_RX_OVR_BP_EN(X) BIT_ULL(((X) + 8)) 84 #define CGX_CMR_RX_OVR_BP_BP(X) BIT_ULL(((X) + 4)) 85 86 #define CGX_COMMAND_REG CGXX_SCRATCH1_REG 87 #define CGX_EVENT_REG CGXX_SCRATCH0_REG 88 #define CGX_CMD_TIMEOUT 2200 /* msecs */ 89 #define DEFAULT_PAUSE_TIME 0x7FF 90 91 #define CGX_LMAC_FWI 0 92 93 enum cgx_nix_stat_type { 94 NIX_STATS_RX, 95 NIX_STATS_TX, 96 }; 97 98 enum LMAC_TYPE { 99 LMAC_MODE_SGMII = 0, 100 LMAC_MODE_XAUI = 1, 101 LMAC_MODE_RXAUI = 2, 102 LMAC_MODE_10G_R = 3, 103 LMAC_MODE_40G_R = 4, 104 LMAC_MODE_QSGMII = 6, 105 LMAC_MODE_25G_R = 7, 106 LMAC_MODE_50G_R = 8, 107 LMAC_MODE_100G_R = 9, 108 LMAC_MODE_USXGMII = 10, 109 LMAC_MODE_MAX, 110 }; 111 112 struct cgx_link_event { 113 struct cgx_link_user_info link_uinfo; 114 u8 cgx_id; 115 u8 lmac_id; 116 }; 117 118 /** 119 * struct cgx_event_cb 120 * @notify_link_chg: callback for link change notification 121 * @data: data passed to callback function 122 */ 123 struct cgx_event_cb { 124 int (*notify_link_chg)(struct cgx_link_event *event, void *data); 125 void *data; 126 }; 127 128 extern struct pci_driver cgx_driver; 129 130 int cgx_get_cgxcnt_max(void); 131 int cgx_get_cgxid(void *cgxd); 132 int cgx_get_lmac_cnt(void *cgxd); 133 void *cgx_get_pdata(int cgx_id); 134 int cgx_set_pkind(void *cgxd, u8 lmac_id, int pkind); 135 int cgx_lmac_evh_register(struct cgx_event_cb *cb, void *cgxd, int lmac_id); 136 int cgx_lmac_evh_unregister(void *cgxd, int lmac_id); 137 int cgx_get_tx_stats(void *cgxd, int lmac_id, int idx, u64 *tx_stat); 138 int cgx_get_rx_stats(void *cgxd, int lmac_id, int idx, u64 *rx_stat); 139 int cgx_lmac_rx_tx_enable(void *cgxd, int lmac_id, bool enable); 140 int cgx_lmac_tx_enable(void *cgxd, int lmac_id, bool enable); 141 int cgx_lmac_addr_set(u8 cgx_id, u8 lmac_id, u8 *mac_addr); 142 u64 cgx_lmac_addr_get(u8 cgx_id, u8 lmac_id); 143 void cgx_lmac_promisc_config(int cgx_id, int lmac_id, bool enable); 144 void cgx_lmac_enadis_rx_pause_fwding(void *cgxd, int lmac_id, bool enable); 145 int cgx_lmac_internal_loopback(void *cgxd, int lmac_id, bool enable); 146 int cgx_get_link_info(void *cgxd, int lmac_id, 147 struct cgx_link_user_info *linfo); 148 int cgx_lmac_linkup_start(void *cgxd); 149 int cgx_get_fwdata_base(u64 *base); 150 int cgx_lmac_get_pause_frm(void *cgxd, int lmac_id, 151 u8 *tx_pause, u8 *rx_pause); 152 int cgx_lmac_set_pause_frm(void *cgxd, int lmac_id, 153 u8 tx_pause, u8 rx_pause); 154 void cgx_lmac_ptp_config(void *cgxd, int lmac_id, bool enable); 155 u8 cgx_lmac_get_p2x(int cgx_id, int lmac_id); 156 int cgx_set_fec(u64 fec, int cgx_id, int lmac_id); 157 int cgx_get_fec_stats(void *cgxd, int lmac_id, struct cgx_fec_stats_rsp *rsp); 158 int cgx_get_phy_fec_stats(void *cgxd, int lmac_id); 159 int cgx_set_link_mode(void *cgxd, struct cgx_set_link_mode_args args, 160 int cgx_id, int lmac_id); 161 u64 cgx_features_get(void *cgxd); 162 struct mac_ops *get_mac_ops(void *cgxd); 163 int cgx_get_nr_lmacs(void *cgxd); 164 u8 cgx_get_lmacid(void *cgxd, u8 lmac_index); 165 unsigned long cgx_get_lmac_bmap(void *cgxd); 166 void cgx_lmac_write(int cgx_id, int lmac_id, u64 offset, u64 val); 167 u64 cgx_lmac_read(int cgx_id, int lmac_id, u64 offset); 168 #endif /* CGX_H */ 169