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/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (C) 2015 Cavium, Inc.
*/
#ifndef THUNDER_BGX_H
#define THUNDER_BGX_H
/* PCI device ID */
#define PCI_DEVICE_ID_THUNDER_BGX 0xA026
#define PCI_DEVICE_ID_THUNDER_RGX 0xA054
/* Subsystem device IDs */
#define PCI_SUBSYS_DEVID_88XX_BGX 0xA126
#define PCI_SUBSYS_DEVID_81XX_BGX 0xA226
#define PCI_SUBSYS_DEVID_81XX_RGX 0xA254
#define PCI_SUBSYS_DEVID_83XX_BGX 0xA326
#define MAX_BGX_THUNDER 8 /* Max 2 nodes, 4 per node */
#define MAX_BGX_PER_CN88XX 2
#define MAX_BGX_PER_CN81XX 3 /* 2 BGXs + 1 RGX */
#define MAX_BGX_PER_CN83XX 4
#define MAX_LMAC_PER_BGX 4
#define MAX_BGX_CHANS_PER_LMAC 16
#define MAX_DMAC_PER_LMAC 8
#define MAX_FRAME_SIZE 9216
#define DEFAULT_PAUSE_TIME 0xFFFF
#define BGX_ID_MASK 0x3
#define LMAC_ID_MASK 0x3
#define MAX_DMAC_PER_LMAC_TNS_BYPASS_MODE 2
/* Registers */
#define BGX_CMRX_CFG 0x00
#define CMR_PKT_TX_EN BIT_ULL(13)
#define CMR_PKT_RX_EN BIT_ULL(14)
#define CMR_EN BIT_ULL(15)
#define BGX_CMR_GLOBAL_CFG 0x08
#define CMR_GLOBAL_CFG_FCS_STRIP BIT_ULL(6)
#define BGX_CMRX_RX_ID_MAP 0x60
#define BGX_CMRX_RX_STAT0 0x70
#define BGX_CMRX_RX_STAT1 0x78
#define BGX_CMRX_RX_STAT2 0x80
#define BGX_CMRX_RX_STAT3 0x88
#define BGX_CMRX_RX_STAT4 0x90
#define BGX_CMRX_RX_STAT5 0x98
#define BGX_CMRX_RX_STAT6 0xA0
#define BGX_CMRX_RX_STAT7 0xA8
#define BGX_CMRX_RX_STAT8 0xB0
#define BGX_CMRX_RX_STAT9 0xB8
#define BGX_CMRX_RX_STAT10 0xC0
#define BGX_CMRX_RX_BP_DROP 0xC8
#define BGX_CMRX_RX_DMAC_CTL 0x0E8
#define BGX_CMRX_RX_FIFO_LEN 0x108
#define BGX_CMR_RX_DMACX_CAM 0x200
#define RX_DMACX_CAM_EN BIT_ULL(48)
#define RX_DMACX_CAM_LMACID(x) (((u64)x) << 49)
#define RX_DMAC_COUNT 32
#define BGX_CMR_RX_STEERING 0x300
#define RX_TRAFFIC_STEER_RULE_COUNT 8
#define BGX_CMR_CHAN_MSK_AND 0x450
#define BGX_CMR_BIST_STATUS 0x460
#define BGX_CMR_RX_LMACS 0x468
#define BGX_CMRX_TX_FIFO_LEN 0x518
#define BGX_CMRX_TX_STAT0 0x600
#define BGX_CMRX_TX_STAT1 0x608
#define BGX_CMRX_TX_STAT2 0x610
#define BGX_CMRX_TX_STAT3 0x618
#define BGX_CMRX_TX_STAT4 0x620
#define BGX_CMRX_TX_STAT5 0x628
#define BGX_CMRX_TX_STAT6 0x630
#define BGX_CMRX_TX_STAT7 0x638
#define BGX_CMRX_TX_STAT8 0x640
#define BGX_CMRX_TX_STAT9 0x648
#define BGX_CMRX_TX_STAT10 0x650
#define BGX_CMRX_TX_STAT11 0x658
#define BGX_CMRX_TX_STAT12 0x660
#define BGX_CMRX_TX_STAT13 0x668
#define BGX_CMRX_TX_STAT14 0x670
#define BGX_CMRX_TX_STAT15 0x678
#define BGX_CMRX_TX_STAT16 0x680
#define BGX_CMRX_TX_STAT17 0x688
#define BGX_CMR_TX_LMACS 0x1000
#define BGX_SPUX_CONTROL1 0x10000
#define SPU_CTL_LOW_POWER BIT_ULL(11)
#define SPU_CTL_LOOPBACK BIT_ULL(14)
#define SPU_CTL_RESET BIT_ULL(15)
#define BGX_SPUX_STATUS1 0x10008
#define SPU_STATUS1_RCV_LNK BIT_ULL(2)
#define BGX_SPUX_STATUS2 0x10020
#define SPU_STATUS2_RCVFLT BIT_ULL(10)
#define BGX_SPUX_BX_STATUS 0x10028
#define SPU_BX_STATUS_RX_ALIGN BIT_ULL(12)
#define BGX_SPUX_BR_STATUS1 0x10030
#define SPU_BR_STATUS_BLK_LOCK BIT_ULL(0)
#define SPU_BR_STATUS_RCV_LNK BIT_ULL(12)
#define BGX_SPUX_BR_PMD_CRTL 0x10068
#define SPU_PMD_CRTL_TRAIN_EN BIT_ULL(1)
#define BGX_SPUX_BR_PMD_LP_CUP 0x10078
#define BGX_SPUX_BR_PMD_LD_CUP 0x10088
#define BGX_SPUX_BR_PMD_LD_REP 0x10090
#define BGX_SPUX_FEC_CONTROL 0x100A0
#define SPU_FEC_CTL_FEC_EN BIT_ULL(0)
#define SPU_FEC_CTL_ERR_EN BIT_ULL(1)
#define BGX_SPUX_AN_CONTROL 0x100C8
#define SPU_AN_CTL_AN_EN BIT_ULL(12)
#define SPU_AN_CTL_XNP_EN BIT_ULL(13)
#define BGX_SPUX_AN_ADV 0x100D8
#define BGX_SPUX_MISC_CONTROL 0x10218
#define SPU_MISC_CTL_INTLV_RDISP BIT_ULL(10)
#define SPU_MISC_CTL_RX_DIS BIT_ULL(12)
#define BGX_SPUX_INT 0x10220 /* +(0..3) << 20 */
#define BGX_SPUX_INT_W1S 0x10228
#define BGX_SPUX_INT_ENA_W1C 0x10230
#define BGX_SPUX_INT_ENA_W1S 0x10238
#define BGX_SPU_DBG_CONTROL 0x10300
#define SPU_DBG_CTL_AN_ARB_LINK_CHK_EN BIT_ULL(18)
#define SPU_DBG_CTL_AN_NONCE_MCT_DIS BIT_ULL(29)
#define BGX_SMUX_RX_INT 0x20000
#define BGX_SMUX_RX_FRM_CTL 0x20020
#define BGX_PKT_RX_PTP_EN BIT_ULL(12)
#define BGX_SMUX_RX_JABBER 0x20030
#define BGX_SMUX_RX_CTL 0x20048
#define SMU_RX_CTL_STATUS (3ull << 0)
#define BGX_SMUX_TX_APPEND 0x20100
#define SMU_TX_APPEND_FCS_D BIT_ULL(2)
#define BGX_SMUX_TX_PAUSE_PKT_TIME 0x20110
#define BGX_SMUX_TX_MIN_PKT 0x20118
#define BGX_SMUX_TX_PAUSE_PKT_INTERVAL 0x20120
#define BGX_SMUX_TX_PAUSE_ZERO 0x20138
#define BGX_SMUX_TX_INT 0x20140
#define BGX_SMUX_TX_CTL 0x20178
#define SMU_TX_CTL_DIC_EN BIT_ULL(0)
#define SMU_TX_CTL_UNI_EN BIT_ULL(1)
#define SMU_TX_CTL_LNK_STATUS (3ull << 4)
#define BGX_SMUX_TX_THRESH 0x20180
#define BGX_SMUX_CTL 0x20200
#define SMU_CTL_RX_IDLE BIT_ULL(0)
#define SMU_CTL_TX_IDLE BIT_ULL(1)
#define BGX_SMUX_CBFC_CTL 0x20218
#define RX_EN BIT_ULL(0)
#define TX_EN BIT_ULL(1)
#define BCK_EN BIT_ULL(2)
#define DRP_EN BIT_ULL(3)
#define BGX_GMP_PCS_MRX_CTL 0x30000
#define PCS_MRX_CTL_RST_AN BIT_ULL(9)
#define PCS_MRX_CTL_PWR_DN BIT_ULL(11)
#define PCS_MRX_CTL_AN_EN BIT_ULL(12)
#define PCS_MRX_CTL_LOOPBACK1 BIT_ULL(14)
#define PCS_MRX_CTL_RESET BIT_ULL(15)
#define BGX_GMP_PCS_MRX_STATUS 0x30008
#define PCS_MRX_STATUS_LINK BIT_ULL(2)
#define PCS_MRX_STATUS_AN_CPT BIT_ULL(5)
#define BGX_GMP_PCS_ANX_ADV 0x30010
#define BGX_GMP_PCS_ANX_AN_RESULTS 0x30020
#define BGX_GMP_PCS_LINKX_TIMER 0x30040
#define PCS_LINKX_TIMER_COUNT 0x1E84
#define BGX_GMP_PCS_SGM_AN_ADV 0x30068
#define BGX_GMP_PCS_MISCX_CTL 0x30078
#define PCS_MISC_CTL_MODE BIT_ULL(8)
#define PCS_MISC_CTL_DISP_EN BIT_ULL(13)
#define PCS_MISC_CTL_GMX_ENO BIT_ULL(11)
#define PCS_MISC_CTL_SAMP_PT_MASK 0x7Full
#define BGX_GMP_GMI_PRTX_CFG 0x38020
#define GMI_PORT_CFG_SPEED BIT_ULL(1)
#define GMI_PORT_CFG_DUPLEX BIT_ULL(2)
#define GMI_PORT_CFG_SLOT_TIME BIT_ULL(3)
#define GMI_PORT_CFG_SPEED_MSB BIT_ULL(8)
#define GMI_PORT_CFG_RX_IDLE BIT_ULL(12)
#define GMI_PORT_CFG_TX_IDLE BIT_ULL(13)
#define BGX_GMP_GMI_RXX_FRM_CTL 0x38028
#define BGX_GMP_GMI_RXX_JABBER 0x38038
#define BGX_GMP_GMI_TXX_THRESH 0x38210
#define BGX_GMP_GMI_TXX_APPEND 0x38218
#define BGX_GMP_GMI_TXX_SLOT 0x38220
#define BGX_GMP_GMI_TXX_BURST 0x38228
#define BGX_GMP_GMI_TXX_MIN_PKT 0x38240
#define BGX_GMP_GMI_TXX_SGMII_CTL 0x38300
#define BGX_GMP_GMI_TXX_INT 0x38500
#define BGX_GMP_GMI_TXX_INT_W1S 0x38508
#define BGX_GMP_GMI_TXX_INT_ENA_W1C 0x38510
#define BGX_GMP_GMI_TXX_INT_ENA_W1S 0x38518
#define GMI_TXX_INT_PTP_LOST BIT_ULL(4)
#define GMI_TXX_INT_LATE_COL BIT_ULL(3)
#define GMI_TXX_INT_XSDEF BIT_ULL(2)
#define GMI_TXX_INT_XSCOL BIT_ULL(1)
#define GMI_TXX_INT_UNDFLW BIT_ULL(0)
#define BGX_MSIX_VEC_0_29_ADDR 0x400000 /* +(0..29) << 4 */
#define BGX_MSIX_VEC_0_29_CTL 0x400008
#define BGX_MSIX_PBA_0 0x4F0000
/* MSI-X interrupts */
#define BGX_MSIX_VECTORS 30
#define BGX_LMAC_VEC_OFFSET 7
#define BGX_MSIX_VEC_SHIFT 4
#define CMRX_INT 0
#define SPUX_INT 1
#define SMUX_RX_INT 2
#define SMUX_TX_INT 3
#define GMPX_PCS_INT 4
#define GMPX_GMI_RX_INT 5
#define GMPX_GMI_TX_INT 6
#define CMR_MEM_INT 28
#define SPU_MEM_INT 29
#define LMAC_INTR_LINK_UP BIT(0)
#define LMAC_INTR_LINK_DOWN BIT(1)
#define BGX_XCAST_BCAST_ACCEPT BIT(0)
#define BGX_XCAST_MCAST_ACCEPT BIT(1)
#define BGX_XCAST_MCAST_FILTER BIT(2)
void bgx_set_dmac_cam_filter(int node, int bgx_idx, int lmacid, u64 mac, u8 vf);
void bgx_reset_xcast_mode(int node, int bgx_idx, int lmacid, u8 vf);
void bgx_set_xcast_mode(int node, int bgx_idx, int lmacid, u8 mode);
void bgx_lmac_rx_tx_enable(int node, int bgx_idx, int lmacid, bool enable);
unsigned bgx_get_map(int node);
int bgx_get_lmac_count(int node, int bgx);
const u8 *bgx_get_lmac_mac(int node, int bgx_idx, int lmacid);
void bgx_set_lmac_mac(int node, int bgx_idx, int lmacid, const u8 *mac);
void bgx_get_lmac_link_state(int node, int bgx_idx, int lmacid, void *status);
void bgx_lmac_internal_loopback(int node, int bgx_idx,
int lmac_idx, bool enable);
void bgx_config_timestamping(int node, int bgx_idx, int lmacid, bool enable);
void bgx_lmac_get_pfc(int node, int bgx_idx, int lmacid, void *pause);
void bgx_lmac_set_pfc(int node, int bgx_idx, int lmacid, void *pause);
void xcv_init_hw(void);
void xcv_setup_link(bool link_up, int link_speed);
u64 bgx_get_rx_stats(int node, int bgx_idx, int lmac, int idx);
u64 bgx_get_tx_stats(int node, int bgx_idx, int lmac, int idx);
#define BGX_RX_STATS_COUNT 11
#define BGX_TX_STATS_COUNT 18
struct bgx_stats {
u64 rx_stats[BGX_RX_STATS_COUNT];
u64 tx_stats[BGX_TX_STATS_COUNT];
};
enum LMAC_TYPE {
BGX_MODE_SGMII = 0, /* 1 lane, 1.250 Gbaud */
BGX_MODE_XAUI = 1, /* 4 lanes, 3.125 Gbaud */
BGX_MODE_DXAUI = 1, /* 4 lanes, 6.250 Gbaud */
BGX_MODE_RXAUI = 2, /* 2 lanes, 6.250 Gbaud */
BGX_MODE_XFI = 3, /* 1 lane, 10.3125 Gbaud */
BGX_MODE_XLAUI = 4, /* 4 lanes, 10.3125 Gbaud */
BGX_MODE_10G_KR = 3,/* 1 lane, 10.3125 Gbaud */
BGX_MODE_40G_KR = 4,/* 4 lanes, 10.3125 Gbaud */
BGX_MODE_RGMII = 5,
BGX_MODE_QSGMII = 6,
BGX_MODE_INVALID = 7,
};
#endif /* THUNDER_BGX_H */
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