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 17 /* PCI device IDs */ 18 #define PCI_DEVID_OCTEONTX2_CGX 0xA059 19 20 /* PCI BAR nos */ 21 #define PCI_CFG_REG_BAR_NUM 0 22 23 #define CGX_ID_MASK 0x7 24 #define MAX_LMAC_PER_CGX 4 25 #define CGX_FIFO_LEN 65536 /* 64K for both Rx & Tx */ 26 #define CGX_OFFSET(x) ((x) * MAX_LMAC_PER_CGX) 27 28 /* Registers */ 29 #define CGXX_CMRX_CFG 0x00 30 #define CMR_P2X_SEL_MASK GENMASK_ULL(61, 59) 31 #define CMR_P2X_SEL_SHIFT 59ULL 32 #define CMR_P2X_SEL_NIX0 1ULL 33 #define CMR_P2X_SEL_NIX1 2ULL 34 #define CMR_EN BIT_ULL(55) 35 #define DATA_PKT_TX_EN BIT_ULL(53) 36 #define DATA_PKT_RX_EN BIT_ULL(54) 37 #define CGX_LMAC_TYPE_SHIFT 40 38 #define CGX_LMAC_TYPE_MASK 0xF 39 #define CGXX_CMRX_INT 0x040 40 #define FW_CGX_INT BIT_ULL(1) 41 #define CGXX_CMRX_INT_ENA_W1S 0x058 42 #define CGXX_CMRX_RX_ID_MAP 0x060 43 #define CGXX_CMRX_RX_STAT0 0x070 44 #define CGXX_CMRX_RX_LMACS 0x128 45 #define CGXX_CMRX_RX_DMAC_CTL0 0x1F8 46 #define CGX_DMAC_CTL0_CAM_ENABLE BIT_ULL(3) 47 #define CGX_DMAC_CAM_ACCEPT BIT_ULL(3) 48 #define CGX_DMAC_MCAST_MODE BIT_ULL(1) 49 #define CGX_DMAC_BCAST_MODE BIT_ULL(0) 50 #define CGXX_CMRX_RX_DMAC_CAM0 0x200 51 #define CGX_DMAC_CAM_ADDR_ENABLE BIT_ULL(48) 52 #define CGXX_CMRX_RX_DMAC_CAM1 0x400 53 #define CGX_RX_DMAC_ADR_MASK GENMASK_ULL(47, 0) 54 #define CGXX_CMRX_TX_STAT0 0x700 55 #define CGXX_SCRATCH0_REG 0x1050 56 #define CGXX_SCRATCH1_REG 0x1058 57 #define CGX_CONST 0x2000 58 #define CGXX_SPUX_CONTROL1 0x10000 59 #define CGXX_SPUX_CONTROL1_LBK BIT_ULL(14) 60 #define CGXX_GMP_PCS_MRX_CTL 0x30000 61 #define CGXX_GMP_PCS_MRX_CTL_LBK BIT_ULL(14) 62 63 #define CGXX_SMUX_RX_FRM_CTL 0x20020 64 #define CGX_SMUX_RX_FRM_CTL_CTL_BCK BIT_ULL(3) 65 #define CGX_SMUX_RX_FRM_CTL_PTP_MODE BIT_ULL(12) 66 #define CGXX_GMP_GMI_RXX_FRM_CTL 0x38028 67 #define CGX_GMP_GMI_RXX_FRM_CTL_CTL_BCK BIT_ULL(3) 68 #define CGX_GMP_GMI_RXX_FRM_CTL_PTP_MODE BIT_ULL(12) 69 #define CGXX_SMUX_TX_CTL 0x20178 70 #define CGXX_SMUX_TX_PAUSE_PKT_TIME 0x20110 71 #define CGXX_SMUX_TX_PAUSE_PKT_INTERVAL 0x20120 72 #define CGXX_GMP_GMI_TX_PAUSE_PKT_TIME 0x38230 73 #define CGXX_GMP_GMI_TX_PAUSE_PKT_INTERVAL 0x38248 74 #define CGX_SMUX_TX_CTL_L2P_BP_CONV BIT_ULL(7) 75 #define CGXX_CMR_RX_OVR_BP 0x130 76 #define CGX_CMR_RX_OVR_BP_EN(X) BIT_ULL(((X) + 8)) 77 #define CGX_CMR_RX_OVR_BP_BP(X) BIT_ULL(((X) + 4)) 78 79 #define CGX_COMMAND_REG CGXX_SCRATCH1_REG 80 #define CGX_EVENT_REG CGXX_SCRATCH0_REG 81 #define CGX_CMD_TIMEOUT 2200 /* msecs */ 82 #define DEFAULT_PAUSE_TIME 0x7FF 83 84 #define CGX_NVEC 37 85 #define CGX_LMAC_FWI 0 86 87 enum cgx_nix_stat_type { 88 NIX_STATS_RX, 89 NIX_STATS_TX, 90 }; 91 92 enum LMAC_TYPE { 93 LMAC_MODE_SGMII = 0, 94 LMAC_MODE_XAUI = 1, 95 LMAC_MODE_RXAUI = 2, 96 LMAC_MODE_10G_R = 3, 97 LMAC_MODE_40G_R = 4, 98 LMAC_MODE_QSGMII = 6, 99 LMAC_MODE_25G_R = 7, 100 LMAC_MODE_50G_R = 8, 101 LMAC_MODE_100G_R = 9, 102 LMAC_MODE_USXGMII = 10, 103 LMAC_MODE_MAX, 104 }; 105 106 struct cgx_link_event { 107 struct cgx_link_user_info link_uinfo; 108 u8 cgx_id; 109 u8 lmac_id; 110 }; 111 112 /** 113 * struct cgx_event_cb 114 * @notify_link_chg: callback for link change notification 115 * @data: data passed to callback function 116 */ 117 struct cgx_event_cb { 118 int (*notify_link_chg)(struct cgx_link_event *event, void *data); 119 void *data; 120 }; 121 122 extern struct pci_driver cgx_driver; 123 124 int cgx_get_cgxcnt_max(void); 125 int cgx_get_cgxid(void *cgxd); 126 int cgx_get_lmac_cnt(void *cgxd); 127 void *cgx_get_pdata(int cgx_id); 128 int cgx_set_pkind(void *cgxd, u8 lmac_id, int pkind); 129 int cgx_lmac_evh_register(struct cgx_event_cb *cb, void *cgxd, int lmac_id); 130 int cgx_lmac_evh_unregister(void *cgxd, int lmac_id); 131 int cgx_get_tx_stats(void *cgxd, int lmac_id, int idx, u64 *tx_stat); 132 int cgx_get_rx_stats(void *cgxd, int lmac_id, int idx, u64 *rx_stat); 133 int cgx_lmac_rx_tx_enable(void *cgxd, int lmac_id, bool enable); 134 int cgx_lmac_tx_enable(void *cgxd, int lmac_id, bool enable); 135 int cgx_lmac_addr_set(u8 cgx_id, u8 lmac_id, u8 *mac_addr); 136 u64 cgx_lmac_addr_get(u8 cgx_id, u8 lmac_id); 137 void cgx_lmac_promisc_config(int cgx_id, int lmac_id, bool enable); 138 void cgx_lmac_enadis_rx_pause_fwding(void *cgxd, int lmac_id, bool enable); 139 int cgx_lmac_internal_loopback(void *cgxd, int lmac_id, bool enable); 140 int cgx_get_link_info(void *cgxd, int lmac_id, 141 struct cgx_link_user_info *linfo); 142 int cgx_lmac_linkup_start(void *cgxd); 143 int cgx_get_fwdata_base(u64 *base); 144 int cgx_lmac_get_pause_frm(void *cgxd, int lmac_id, 145 u8 *tx_pause, u8 *rx_pause); 146 int cgx_lmac_set_pause_frm(void *cgxd, int lmac_id, 147 u8 tx_pause, u8 rx_pause); 148 void cgx_lmac_ptp_config(void *cgxd, int lmac_id, bool enable); 149 u8 cgx_lmac_get_p2x(int cgx_id, int lmac_id); 150 151 #endif /* CGX_H */ 152