root/drivers/net/ethernet/marvell/octeontx2/af/rpm.h
/* SPDX-License-Identifier: GPL-2.0 */
/* Marvell CN10K RPM driver
 *
 * Copyright (C) 2020 Marvell.
 *
 */

#ifndef RPM_H
#define RPM_H

#include <linux/bits.h>

/* PCI device IDs */
#define PCI_DEVID_CN10K_RPM             0xA060
#define PCI_SUBSYS_DEVID_CNF10KB_RPM    0xBC00
#define PCI_DEVID_CN10KB_RPM            0xA09F

/* Registers */
#define RPMX_CMRX_CFG                   0x00
#define RPMX_CMR_GLOBAL_CFG             0x08
#define RPM_NIX0_RESET                  BIT_ULL(3)
#define RPMX_RX_TS_PREPEND              BIT_ULL(22)
#define RPMX_TX_PTP_1S_SUPPORT          BIT_ULL(17)
#define RPMX_CMRX_RX_ID_MAP             0x80
#define RPMX_CMRX_SW_INT                0x180
#define RPMX_CMRX_SW_INT_W1S            0x188
#define RPMX_CMRX_SW_INT_ENA_W1S        0x198
#define RPMX_CMRX_LINK_CFG              0x1070
#define RPMX_MTI_PCS100X_CONTROL1       0x20000
#define RPMX_MTI_PCS_LBK                BIT_ULL(14)
#define RPMX_MTI_LPCSX_CONTROL(id)     (0x30000 | ((id) * 0x100))

#define RPMX_CMRX_LINK_RANGE_MASK       GENMASK_ULL(19, 16)
#define RPMX_CMRX_LINK_BASE_MASK        GENMASK_ULL(11, 0)
#define RPMX_MTI_MAC100X_COMMAND_CONFIG 0x8010
#define RPMX_MTI_MAC100X_COMMAND_CONFIG_RX_P_DISABLE    BIT_ULL(29)
#define RPMX_MTI_MAC100X_COMMAND_CONFIG_TX_P_DISABLE    BIT_ULL(28)
#define RPMX_MTI_MAC100X_COMMAND_CONFIG_PAUSE_IGNORE    BIT_ULL(8)
#define RPMX_MTI_MAC100X_COMMAND_CONFIG_PFC_MODE        BIT_ULL(19)
#define RPMX_MTI_MAC100X_CL01_PAUSE_QUANTA              0x80A8
#define RPMX_MTI_MAC100X_CL23_PAUSE_QUANTA              0x80B0
#define RPMX_MTI_MAC100X_CL45_PAUSE_QUANTA              0x80B8
#define RPMX_MTI_MAC100X_CL67_PAUSE_QUANTA              0x80C0
#define RPMX_MTI_MAC100X_CL01_QUANTA_THRESH             0x80C8
#define RPMX_MTI_MAC100X_CL23_QUANTA_THRESH             0x80D0
#define RPMX_MTI_MAC100X_CL45_QUANTA_THRESH             0x80D8
#define RPMX_MTI_MAC100X_CL67_QUANTA_THRESH             0x80E0
#define RPMX_MTI_MAC100X_CL89_PAUSE_QUANTA              0x8108
#define RPMX_MTI_MAC100X_CL1011_PAUSE_QUANTA            0x8110
#define RPMX_MTI_MAC100X_CL1213_PAUSE_QUANTA            0x8118
#define RPMX_MTI_MAC100X_CL1415_PAUSE_QUANTA            0x8120
#define RPMX_MTI_MAC100X_CL89_QUANTA_THRESH             0x8128
#define RPMX_MTI_MAC100X_CL1011_QUANTA_THRESH           0x8130
#define RPMX_MTI_MAC100X_CL1213_QUANTA_THRESH           0x8138
#define RPMX_MTI_MAC100X_CL1415_QUANTA_THRESH           0x8140
#define RPMX_CMR_RX_OVR_BP              0x4120
#define RPMX_CMR_RX_OVR_BP_EN(x)        BIT_ULL((x) + 8)
#define RPMX_CMR_RX_OVR_BP_BP(x)        BIT_ULL((x) + 4)
#define RPMX_CMR_CHAN_MSK_OR            0x4118
#define RPMX_MTI_STAT_RX_STAT_PAGES_COUNTERX 0x12000
#define RPMX_MTI_STAT_TX_STAT_PAGES_COUNTERX 0x13000
#define RPMX_MTI_STAT_DATA_HI_CDC            0x10038

#define RPM_LMAC_FWI                    0xa
#define RPM_TX_EN                       BIT_ULL(0)
#define RPM_RX_EN                       BIT_ULL(1)
#define RPMX_CMRX_PRT_CBFC_CTL                         0x5B08
#define RPMX_CMRX_PRT_CBFC_CTL_LOGL_EN_RX_SHIFT        33
#define RPMX_CMRX_PRT_CBFC_CTL_PHYS_BP_SHIFT           16
#define RPMX_CMRX_PRT_CBFC_CTL_LOGL_EN_TX_SHIFT        0
#define RPM_PFC_CLASS_MASK                             GENMASK_ULL(48, 33)
#define RPMX_MTI_MAC100X_CL89_QUANTA_THRESH             0x8128
#define RPMX_MTI_MAC100X_COMMAND_CONFIG_TX_PAD_EN              BIT_ULL(11)
#define RPMX_MTI_MAC100X_COMMAND_CONFIG_PAUSE_IGNORE           BIT_ULL(8)
#define RPMX_MTI_MAC100X_COMMAND_CONFIG_PAUSE_FWD              BIT_ULL(7)
#define RPMX_MTI_MAC100X_CL01_PAUSE_QUANTA              0x80A8
#define RPMX_MTI_MAC100X_CL89_PAUSE_QUANTA              0x8108
#define RPM_DEFAULT_PAUSE_TIME                          0x7FF
#define RPMX_CMRX_RX_LOGL_XON                           0x4100

#define RPMX_MTI_MAC100X_XIF_MODE                       0x8100
#define RPMX_ONESTEP_ENABLE                             BIT_ULL(5)
#define RPMX_TS_BINARY_MODE                             BIT_ULL(11)
#define RPMX_CONST1                                     0x2008

/* FEC stats */
#define RPMX_MTI_STAT_STATN_CONTROL                     0x10018
#define RPMX_MTI_STAT_DATA_HI_CDC                       0x10038
#define RPMX_RSFEC_RX_CAPTURE                           BIT_ULL(28)
#define RPMX_CMD_CLEAR_RX                               BIT_ULL(30)
#define RPMX_CMD_CLEAR_TX                               BIT_ULL(31)
#define RPMX_MTI_RSFEC_STAT_STATN_CONTROL               0x40018
#define RPMX_MTI_RSFEC_STAT_FAST_DATA_HI_CDC            0x40000
#define RPMX_MTI_RSFEC_STAT_COUNTER_CAPTURE_2           0x40050
#define RPMX_MTI_RSFEC_STAT_COUNTER_CAPTURE_3           0x40058
#define RPMX_MTI_FCFECX_VL0_CCW_LO(a)                   (0x38618 + ((a) * 0x40))
#define RPMX_MTI_FCFECX_VL0_NCCW_LO(a)                  (0x38620 + ((a) * 0x40))
#define RPMX_MTI_FCFECX_VL1_CCW_LO(a)                   (0x38628 + ((a) * 0x40))
#define RPMX_MTI_FCFECX_VL1_NCCW_LO(a)                  (0x38630 + ((a) * 0x40))
#define RPMX_MTI_FCFECX_CW_HI(a)                        (0x38638 + ((a) * 0x40))

/* CN10KB CSR Declaration */
#define  RPM2_CMRX_SW_INT                               0x1b0
#define  RPM2_CMRX_SW_INT_ENA_W1S                       0x1c8
#define  RPM2_LMAC_FWI                                  0x12
#define  RPM2_CMR_CHAN_MSK_OR                           0x3120
#define  RPM2_CMR_RX_OVR_BP_EN                          BIT_ULL(2)
#define  RPM2_CMR_RX_OVR_BP_BP                          BIT_ULL(1)
#define  RPM2_CMR_RX_OVR_BP                             0x3130
#define  RPM2_CSR_OFFSET                                0x3e00
#define  RPM2_CMRX_PRT_CBFC_CTL                         0x6510
#define  RPM2_CMRX_RX_LMACS                             0x100
#define  RPM2_CMRX_RX_LOGL_XON                          0x3100
#define  RPM2_CMRX_RX_STAT2                             0x3010
#define  RPM2_USX_PCSX_CONTROL1                         0x80000
#define  RPM2_USX_PCS_LBK                               BIT_ULL(14)

/* Function Declarations */
int rpm_get_nr_lmacs(void *rpmd);
u8 rpm_get_lmac_type(void *rpmd, int lmac_id);
u32 rpm_get_lmac_fifo_len(void *rpmd, int lmac_id);
u32 rpm2_get_lmac_fifo_len(void *rpmd, int lmac_id);
int rpm_lmac_internal_loopback(void *rpmd, int lmac_id, bool enable);
void rpm_lmac_enadis_rx_pause_fwding(void *rpmd, int lmac_id, bool enable);
int rpm_lmac_get_pause_frm_status(void *cgxd, int lmac_id, u8 *tx_pause,
                                  u8 *rx_pause);
void rpm_lmac_pause_frm_config(void *rpmd, int lmac_id, bool enable);
int rpm_lmac_enadis_pause_frm(void *rpmd, int lmac_id, u8 tx_pause,
                              u8 rx_pause);
int rpm_get_tx_stats(void *rpmd, int lmac_id, int idx, u64 *tx_stat);
int rpm_get_rx_stats(void *rpmd, int lmac_id, int idx, u64 *rx_stat);
void rpm_lmac_ptp_config(void *rpmd, int lmac_id, bool enable);
int rpm_lmac_rx_tx_enable(void *rpmd, int lmac_id, bool enable);
int rpm_lmac_tx_enable(void *rpmd, int lmac_id, bool enable);
int rpm_lmac_pfc_config(void *rpmd, int lmac_id, u8 tx_pause, u8 rx_pause,
                        u16 pfc_en);
int rpm_lmac_get_pfc_frm_cfg(void *rpmd, int lmac_id, u8 *tx_pause,
                             u8 *rx_pause);
int rpm2_get_nr_lmacs(void *rpmd);
bool is_dev_rpm2(void *rpmd);
int rpm_get_fec_stats(void *cgxd, int lmac_id, struct cgx_fec_stats_rsp *rsp);
int rpm_lmac_reset(void *rpmd, int lmac_id, u8 pf_req_flr);
int rpm_stats_reset(void *rpmd, int lmac_id);
void rpm_x2p_reset(void *rpmd, bool enable);
int rpm_enadis_rx(void *rpmd, int lmac_id, bool enable);
#endif /* RPM_H */