drivers/net/ethernet/intel/ixgbe/ixgbe_phy.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 /* Copyright(c) 1999 - 2018 Intel Corporation. */
   3
   4 #ifndef _IXGBE_PHY_H_
   5 #define _IXGBE_PHY_H_
   6
   7 #include "ixgbe_type.h"
   8 #define IXGBE_I2C_EEPROM_DEV_ADDR    0xA0
   9 #define IXGBE_I2C_EEPROM_DEV_ADDR2   0xA2
  10
  11 /* EEPROM byte offsets */
  12 #define IXGBE_SFF_IDENTIFIER            0x0
  13 #define IXGBE_SFF_IDENTIFIER_SFP        0x3
  14 #define IXGBE_SFF_VENDOR_OUI_BYTE0      0x25
  15 #define IXGBE_SFF_VENDOR_OUI_BYTE1      0x26
  16 #define IXGBE_SFF_VENDOR_OUI_BYTE2      0x27
  17 #define IXGBE_SFF_1GBE_COMP_CODES       0x6
  18 #define IXGBE_SFF_10GBE_COMP_CODES      0x3
  19 #define IXGBE_SFF_CABLE_TECHNOLOGY      0x8
  20 #define IXGBE_SFF_BITRATE_NOMINAL       0xC
  21 #define IXGBE_SFF_CABLE_SPEC_COMP       0x3C
  22 #define IXGBE_SFF_SFF_8472_SWAP         0x5C
  23 #define IXGBE_SFF_SFF_8472_COMP         0x5E
  24 #define IXGBE_SFF_SFF_8472_OSCB         0x6E
  25 #define IXGBE_SFF_SFF_8472_ESCB         0x76
  26 #define IXGBE_SFF_IDENTIFIER_QSFP_PLUS  0xD
  27 #define IXGBE_SFF_QSFP_VENDOR_OUI_BYTE0 0xA5
  28 #define IXGBE_SFF_QSFP_VENDOR_OUI_BYTE1 0xA6
  29 #define IXGBE_SFF_QSFP_VENDOR_OUI_BYTE2 0xA7
  30 #define IXGBE_SFF_QSFP_CONNECTOR        0x82
  31 #define IXGBE_SFF_QSFP_10GBE_COMP       0x83
  32 #define IXGBE_SFF_QSFP_1GBE_COMP        0x86
  33 #define IXGBE_SFF_QSFP_CABLE_LENGTH     0x92
  34 #define IXGBE_SFF_QSFP_DEVICE_TECH      0x93
  35
  36 /* Bitmasks */
  37 #define IXGBE_SFF_DA_PASSIVE_CABLE              0x4
  38 #define IXGBE_SFF_DA_ACTIVE_CABLE               0x8
  39 #define IXGBE_SFF_DA_SPEC_ACTIVE_LIMITING       0x4
  40 #define IXGBE_SFF_1GBASESX_CAPABLE              0x1
  41 #define IXGBE_SFF_1GBASELX_CAPABLE              0x2
  42 #define IXGBE_SFF_1GBASET_CAPABLE               0x8
  43 #define IXGBE_SFF_BASEBX10_CAPABLE              0x64
  44 #define IXGBE_SFF_10GBASESR_CAPABLE             0x10
  45 #define IXGBE_SFF_10GBASELR_CAPABLE             0x20
  46 #define IXGBE_SFF_SOFT_RS_SELECT_MASK           0x8
  47 #define IXGBE_SFF_SOFT_RS_SELECT_10G            0x8
  48 #define IXGBE_SFF_SOFT_RS_SELECT_1G             0x0
  49 #define IXGBE_SFF_ADDRESSING_MODE               0x4
  50 #define IXGBE_SFF_DDM_IMPLEMENTED               0x40
  51 #define IXGBE_SFF_QSFP_DA_ACTIVE_CABLE          0x1
  52 #define IXGBE_SFF_QSFP_DA_PASSIVE_CABLE         0x8
  53 #define IXGBE_SFF_QSFP_CONNECTOR_NOT_SEPARABLE  0x23
  54 #define IXGBE_SFF_QSFP_TRANSMITER_850NM_VCSEL   0x0
  55 #define IXGBE_I2C_EEPROM_READ_MASK              0x100
  56 #define IXGBE_I2C_EEPROM_STATUS_MASK            0x3
  57 #define IXGBE_I2C_EEPROM_STATUS_NO_OPERATION    0x0
  58 #define IXGBE_I2C_EEPROM_STATUS_PASS            0x1
  59 #define IXGBE_I2C_EEPROM_STATUS_FAIL            0x2
  60 #define IXGBE_I2C_EEPROM_STATUS_IN_PROGRESS     0x3
  61 #define IXGBE_CS4227                            0xBE    /* CS4227 address */
  62 #define IXGBE_CS4227_GLOBAL_ID_LSB              0
  63 #define IXGBE_CS4227_GLOBAL_ID_MSB              1
  64 #define IXGBE_CS4227_SCRATCH                    2
  65 #define IXGBE_CS4227_EFUSE_PDF_SKU              0x19F
  66 #define IXGBE_CS4223_SKU_ID                     0x0010  /* Quad port */
  67 #define IXGBE_CS4227_SKU_ID                     0x0014  /* Dual port */
  68 #define IXGBE_CS4227_RESET_PENDING              0x1357
  69 #define IXGBE_CS4227_RESET_COMPLETE             0x5AA5
  70 #define IXGBE_CS4227_RETRIES                    15
  71 #define IXGBE_CS4227_EFUSE_STATUS               0x0181
  72 #define IXGBE_CS4227_LINE_SPARE22_MSB           0x12AD  /* Reg to set speed */
  73 #define IXGBE_CS4227_LINE_SPARE24_LSB           0x12B0  /* Reg to set EDC */
  74 #define IXGBE_CS4227_HOST_SPARE22_MSB           0x1AAD  /* Reg to set speed */
  75 #define IXGBE_CS4227_HOST_SPARE24_LSB           0x1AB0  /* Reg to program EDC */
  76 #define IXGBE_CS4227_EEPROM_STATUS              0x5001
  77 #define IXGBE_CS4227_EEPROM_LOAD_OK             0x0001
  78 #define IXGBE_CS4227_SPEED_1G                   0x8000
  79 #define IXGBE_CS4227_SPEED_10G                  0
  80 #define IXGBE_CS4227_EDC_MODE_CX1               0x0002
  81 #define IXGBE_CS4227_EDC_MODE_SR                0x0004
  82 #define IXGBE_CS4227_EDC_MODE_DIAG              0x0008
  83 #define IXGBE_CS4227_RESET_HOLD                 500     /* microseconds */
  84 #define IXGBE_CS4227_RESET_DELAY                500     /* milliseconds */
  85 #define IXGBE_CS4227_CHECK_DELAY                30      /* milliseconds */
  86 #define IXGBE_PE                                0xE0    /* Port expander addr */
  87 #define IXGBE_PE_OUTPUT                         1       /* Output reg offset */
  88 #define IXGBE_PE_CONFIG                         3       /* Config reg offset */
  89 #define IXGBE_PE_BIT1                           BIT(1)
  90
  91 /* Flow control defines */
  92 #define IXGBE_TAF_SYM_PAUSE                  0x400
  93 #define IXGBE_TAF_ASM_PAUSE                  0x800
  94
  95 /* Bit-shift macros */
  96 #define IXGBE_SFF_VENDOR_OUI_BYTE0_SHIFT    24
  97 #define IXGBE_SFF_VENDOR_OUI_BYTE1_SHIFT    16
  98 #define IXGBE_SFF_VENDOR_OUI_BYTE2_SHIFT    8
  99
 100 /* Vendor OUIs: format of OUI is 0x[byte0][byte1][byte2][00] */
 101 #define IXGBE_SFF_VENDOR_OUI_TYCO     0x00407600
 102 #define IXGBE_SFF_VENDOR_OUI_FTL      0x00906500
 103 #define IXGBE_SFF_VENDOR_OUI_AVAGO    0x00176A00
 104 #define IXGBE_SFF_VENDOR_OUI_INTEL    0x001B2100
 105
 106 /* I2C SDA and SCL timing parameters for standard mode */
 107 #define IXGBE_I2C_T_HD_STA  4
 108 #define IXGBE_I2C_T_LOW     5
 109 #define IXGBE_I2C_T_HIGH    4
 110 #define IXGBE_I2C_T_SU_STA  5
 111 #define IXGBE_I2C_T_HD_DATA 5
 112 #define IXGBE_I2C_T_SU_DATA 1
 113 #define IXGBE_I2C_T_RISE    1
 114 #define IXGBE_I2C_T_FALL    1
 115 #define IXGBE_I2C_T_SU_STO  4
 116 #define IXGBE_I2C_T_BUF     5
 117
 118 #define IXGBE_SFP_DETECT_RETRIES        2
 119
 120 #define IXGBE_TN_LASI_STATUS_REG        0x9005
 121 #define IXGBE_TN_LASI_STATUS_TEMP_ALARM 0x0008
 122
 123 /* SFP+ SFF-8472 Compliance code */
 124 #define IXGBE_SFF_SFF_8472_UNSUP      0x00
 125
 126 int ixgbe_mii_bus_init(struct ixgbe_hw *hw);
 127
 128 int ixgbe_identify_phy_generic(struct ixgbe_hw *hw);
 129 int ixgbe_reset_phy_generic(struct ixgbe_hw *hw);
 130 int ixgbe_read_phy_reg_generic(struct ixgbe_hw *hw, u32 reg_addr,
 131                                u32 device_type, u16 *phy_data);
 132 int ixgbe_write_phy_reg_generic(struct ixgbe_hw *hw, u32 reg_addr,
 133                                 u32 device_type, u16 phy_data);
 134 int ixgbe_read_phy_reg_mdi(struct ixgbe_hw *hw, u32 reg_addr,
 135                            u32 device_type, u16 *phy_data);
 136 int ixgbe_write_phy_reg_mdi(struct ixgbe_hw *hw, u32 reg_addr,
 137                             u32 device_type, u16 phy_data);
 138 int ixgbe_setup_phy_link_generic(struct ixgbe_hw *hw);
 139 int ixgbe_setup_phy_link_speed_generic(struct ixgbe_hw *hw,
 140                                        ixgbe_link_speed speed,
 141                                        bool autoneg_wait_to_complete);
 142 int ixgbe_get_copper_link_capabilities_generic(struct ixgbe_hw *hw,
 143                                                ixgbe_link_speed *speed,
 144                                                bool *autoneg);
 145 bool ixgbe_check_reset_blocked(struct ixgbe_hw *hw);
 146
 147 /* PHY specific */
 148 int ixgbe_check_phy_link_tnx(struct ixgbe_hw *hw,
 149                              ixgbe_link_speed *speed,
 150                              bool *link_up);
 151 int ixgbe_setup_phy_link_tnx(struct ixgbe_hw *hw);
 152
 153 int ixgbe_reset_phy_nl(struct ixgbe_hw *hw);
 154 int ixgbe_set_copper_phy_power(struct ixgbe_hw *hw, bool on);
 155 int ixgbe_identify_module_generic(struct ixgbe_hw *hw);
 156 int ixgbe_identify_sfp_module_generic(struct ixgbe_hw *hw);
 157 int ixgbe_get_sfp_init_sequence_offsets(struct ixgbe_hw *hw,
 158                                         u16 *list_offset,
 159                                         u16 *data_offset);
 160 bool ixgbe_tn_check_overtemp(struct ixgbe_hw *hw);
 161 int ixgbe_read_i2c_byte_generic(struct ixgbe_hw *hw, u8 byte_offset,
 162                                 u8 dev_addr, u8 *data);
 163 int ixgbe_read_i2c_byte_generic_unlocked(struct ixgbe_hw *hw, u8 byte_offset,
 164                                          u8 dev_addr, u8 *data);
 165 int ixgbe_write_i2c_byte_generic(struct ixgbe_hw *hw, u8 byte_offset,
 166                                  u8 dev_addr, u8 data);
 167 int ixgbe_write_i2c_byte_generic_unlocked(struct ixgbe_hw *hw, u8 byte_offset,
 168                                           u8 dev_addr, u8 data);
 169 int ixgbe_read_i2c_eeprom_generic(struct ixgbe_hw *hw, u8 byte_offset,
 170                                   u8 *eeprom_data);
 171 int ixgbe_read_i2c_sff8472_generic(struct ixgbe_hw *hw, u8 byte_offset,
 172                                    u8 *sff8472_data);
 173 int ixgbe_write_i2c_eeprom_generic(struct ixgbe_hw *hw, u8 byte_offset,
 174                                    u8 eeprom_data);
 175 int ixgbe_read_i2c_combined_generic_int(struct ixgbe_hw *, u8 addr, u16 reg,
 176                                         u16 *val, bool lock);
 177 int ixgbe_write_i2c_combined_generic_int(struct ixgbe_hw *, u8 addr, u16 reg,
 178                                          u16 val, bool lock);
 179 #endif /* _IXGBE_PHY_H_ */