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

   1 /*******************************************************************************
   2
   3   Intel 10 Gigabit PCI Express Linux driver
   4   Copyright(c) 1999 - 2016 Intel Corporation.
   5
   6   This program is free software; you can redistribute it and/or modify it
   7   under the terms and conditions of the GNU General Public License,
   8   version 2, as published by the Free Software Foundation.
   9
  10   This program is distributed in the hope it will be useful, but WITHOUT
  11   ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  12   FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  13   more details.
  14
  15   You should have received a copy of the GNU General Public License along with
  16   this program; if not, write to the Free Software Foundation, Inc.,
  17   51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
  18
  19   The full GNU General Public License is included in this distribution in
  20   the file called "COPYING".
  21
  22   Contact Information:
  23   Linux NICS <linux.nics@intel.com>
  24   e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
  25   Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
  26
  27 *******************************************************************************/
  28
  29 #ifndef _IXGBE_PHY_H_
  30 #define _IXGBE_PHY_H_
  31
  32 #include "ixgbe_type.h"
  33 #define IXGBE_I2C_EEPROM_DEV_ADDR    0xA0
  34 #define IXGBE_I2C_EEPROM_DEV_ADDR2   0xA2
  35
  36 /* EEPROM byte offsets */
  37 #define IXGBE_SFF_IDENTIFIER            0x0
  38 #define IXGBE_SFF_IDENTIFIER_SFP        0x3
  39 #define IXGBE_SFF_VENDOR_OUI_BYTE0      0x25
  40 #define IXGBE_SFF_VENDOR_OUI_BYTE1      0x26
  41 #define IXGBE_SFF_VENDOR_OUI_BYTE2      0x27
  42 #define IXGBE_SFF_1GBE_COMP_CODES       0x6
  43 #define IXGBE_SFF_10GBE_COMP_CODES      0x3
  44 #define IXGBE_SFF_CABLE_TECHNOLOGY      0x8
  45 #define IXGBE_SFF_CABLE_SPEC_COMP       0x3C
  46 #define IXGBE_SFF_SFF_8472_SWAP         0x5C
  47 #define IXGBE_SFF_SFF_8472_COMP         0x5E
  48 #define IXGBE_SFF_SFF_8472_OSCB         0x6E
  49 #define IXGBE_SFF_SFF_8472_ESCB         0x76
  50 #define IXGBE_SFF_IDENTIFIER_QSFP_PLUS  0xD
  51 #define IXGBE_SFF_QSFP_VENDOR_OUI_BYTE0 0xA5
  52 #define IXGBE_SFF_QSFP_VENDOR_OUI_BYTE1 0xA6
  53 #define IXGBE_SFF_QSFP_VENDOR_OUI_BYTE2 0xA7
  54 #define IXGBE_SFF_QSFP_CONNECTOR        0x82
  55 #define IXGBE_SFF_QSFP_10GBE_COMP       0x83
  56 #define IXGBE_SFF_QSFP_1GBE_COMP        0x86
  57 #define IXGBE_SFF_QSFP_CABLE_LENGTH     0x92
  58 #define IXGBE_SFF_QSFP_DEVICE_TECH      0x93
  59
  60 /* Bitmasks */
  61 #define IXGBE_SFF_DA_PASSIVE_CABLE              0x4
  62 #define IXGBE_SFF_DA_ACTIVE_CABLE               0x8
  63 #define IXGBE_SFF_DA_SPEC_ACTIVE_LIMITING       0x4
  64 #define IXGBE_SFF_1GBASESX_CAPABLE              0x1
  65 #define IXGBE_SFF_1GBASELX_CAPABLE              0x2
  66 #define IXGBE_SFF_1GBASET_CAPABLE               0x8
  67 #define IXGBE_SFF_10GBASESR_CAPABLE             0x10
  68 #define IXGBE_SFF_10GBASELR_CAPABLE             0x20
  69 #define IXGBE_SFF_SOFT_RS_SELECT_MASK           0x8
  70 #define IXGBE_SFF_SOFT_RS_SELECT_10G            0x8
  71 #define IXGBE_SFF_SOFT_RS_SELECT_1G             0x0
  72 #define IXGBE_SFF_ADDRESSING_MODE               0x4
  73 #define IXGBE_SFF_QSFP_DA_ACTIVE_CABLE          0x1
  74 #define IXGBE_SFF_QSFP_DA_PASSIVE_CABLE         0x8
  75 #define IXGBE_SFF_QSFP_CONNECTOR_NOT_SEPARABLE  0x23
  76 #define IXGBE_SFF_QSFP_TRANSMITER_850NM_VCSEL   0x0
  77 #define IXGBE_I2C_EEPROM_READ_MASK              0x100
  78 #define IXGBE_I2C_EEPROM_STATUS_MASK            0x3
  79 #define IXGBE_I2C_EEPROM_STATUS_NO_OPERATION    0x0
  80 #define IXGBE_I2C_EEPROM_STATUS_PASS            0x1
  81 #define IXGBE_I2C_EEPROM_STATUS_FAIL            0x2
  82 #define IXGBE_I2C_EEPROM_STATUS_IN_PROGRESS     0x3
  83 #define IXGBE_CS4227                            0xBE    /* CS4227 address */
  84 #define IXGBE_CS4227_GLOBAL_ID_LSB              0
  85 #define IXGBE_CS4227_GLOBAL_ID_MSB              1
  86 #define IXGBE_CS4227_SCRATCH                    2
  87 #define IXGBE_CS4227_EFUSE_PDF_SKU              0x19F
  88 #define IXGBE_CS4223_SKU_ID                     0x0010  /* Quad port */
  89 #define IXGBE_CS4227_SKU_ID                     0x0014  /* Dual port */
  90 #define IXGBE_CS4227_RESET_PENDING              0x1357
  91 #define IXGBE_CS4227_RESET_COMPLETE             0x5AA5
  92 #define IXGBE_CS4227_RETRIES                    15
  93 #define IXGBE_CS4227_EFUSE_STATUS               0x0181
  94 #define IXGBE_CS4227_LINE_SPARE22_MSB           0x12AD  /* Reg to set speed */
  95 #define IXGBE_CS4227_LINE_SPARE24_LSB           0x12B0  /* Reg to set EDC */
  96 #define IXGBE_CS4227_HOST_SPARE22_MSB           0x1AAD  /* Reg to set speed */
  97 #define IXGBE_CS4227_HOST_SPARE24_LSB           0x1AB0  /* Reg to program EDC */
  98 #define IXGBE_CS4227_EEPROM_STATUS              0x5001
  99 #define IXGBE_CS4227_EEPROM_LOAD_OK             0x0001
 100 #define IXGBE_CS4227_SPEED_1G                   0x8000
 101 #define IXGBE_CS4227_SPEED_10G                  0
 102 #define IXGBE_CS4227_EDC_MODE_CX1               0x0002
 103 #define IXGBE_CS4227_EDC_MODE_SR                0x0004
 104 #define IXGBE_CS4227_EDC_MODE_DIAG              0x0008
 105 #define IXGBE_CS4227_RESET_HOLD                 500     /* microseconds */
 106 #define IXGBE_CS4227_RESET_DELAY                500     /* milliseconds */
 107 #define IXGBE_CS4227_CHECK_DELAY                30      /* milliseconds */
 108 #define IXGBE_PE                                0xE0    /* Port expander addr */
 109 #define IXGBE_PE_OUTPUT                         1       /* Output reg offset */
 110 #define IXGBE_PE_CONFIG                         3       /* Config reg offset */
 111 #define IXGBE_PE_BIT1                           BIT(1)
 112
 113 /* Flow control defines */
 114 #define IXGBE_TAF_SYM_PAUSE                  0x400
 115 #define IXGBE_TAF_ASM_PAUSE                  0x800
 116
 117 /* Bit-shift macros */
 118 #define IXGBE_SFF_VENDOR_OUI_BYTE0_SHIFT    24
 119 #define IXGBE_SFF_VENDOR_OUI_BYTE1_SHIFT    16
 120 #define IXGBE_SFF_VENDOR_OUI_BYTE2_SHIFT    8
 121
 122 /* Vendor OUIs: format of OUI is 0x[byte0][byte1][byte2][00] */
 123 #define IXGBE_SFF_VENDOR_OUI_TYCO     0x00407600
 124 #define IXGBE_SFF_VENDOR_OUI_FTL      0x00906500
 125 #define IXGBE_SFF_VENDOR_OUI_AVAGO    0x00176A00
 126 #define IXGBE_SFF_VENDOR_OUI_INTEL    0x001B2100
 127
 128 /* I2C SDA and SCL timing parameters for standard mode */
 129 #define IXGBE_I2C_T_HD_STA  4
 130 #define IXGBE_I2C_T_LOW     5
 131 #define IXGBE_I2C_T_HIGH    4
 132 #define IXGBE_I2C_T_SU_STA  5
 133 #define IXGBE_I2C_T_HD_DATA 5
 134 #define IXGBE_I2C_T_SU_DATA 1
 135 #define IXGBE_I2C_T_RISE    1
 136 #define IXGBE_I2C_T_FALL    1
 137 #define IXGBE_I2C_T_SU_STO  4
 138 #define IXGBE_I2C_T_BUF     5
 139
 140 #define IXGBE_SFP_DETECT_RETRIES        2
 141
 142 #define IXGBE_TN_LASI_STATUS_REG        0x9005
 143 #define IXGBE_TN_LASI_STATUS_TEMP_ALARM 0x0008
 144
 145 /* SFP+ SFF-8472 Compliance code */
 146 #define IXGBE_SFF_SFF_8472_UNSUP      0x00
 147
 148 s32 ixgbe_identify_phy_generic(struct ixgbe_hw *hw);
 149 s32 ixgbe_reset_phy_generic(struct ixgbe_hw *hw);
 150 s32 ixgbe_read_phy_reg_generic(struct ixgbe_hw *hw, u32 reg_addr,
 151                                u32 device_type, u16 *phy_data);
 152 s32 ixgbe_write_phy_reg_generic(struct ixgbe_hw *hw, u32 reg_addr,
 153                                 u32 device_type, u16 phy_data);
 154 s32 ixgbe_read_phy_reg_mdi(struct ixgbe_hw *hw, u32 reg_addr,
 155                            u32 device_type, u16 *phy_data);
 156 s32 ixgbe_write_phy_reg_mdi(struct ixgbe_hw *hw, u32 reg_addr,
 157                             u32 device_type, u16 phy_data);
 158 s32 ixgbe_setup_phy_link_generic(struct ixgbe_hw *hw);
 159 s32 ixgbe_setup_phy_link_speed_generic(struct ixgbe_hw *hw,
 160                                        ixgbe_link_speed speed,
 161                                        bool autoneg_wait_to_complete);
 162 s32 ixgbe_get_copper_link_capabilities_generic(struct ixgbe_hw *hw,
 163                                                ixgbe_link_speed *speed,
 164                                                bool *autoneg);
 165 bool ixgbe_check_reset_blocked(struct ixgbe_hw *hw);
 166
 167 /* PHY specific */
 168 s32 ixgbe_check_phy_link_tnx(struct ixgbe_hw *hw,
 169                              ixgbe_link_speed *speed,
 170                              bool *link_up);
 171 s32 ixgbe_setup_phy_link_tnx(struct ixgbe_hw *hw);
 172
 173 s32 ixgbe_reset_phy_nl(struct ixgbe_hw *hw);
 174 s32 ixgbe_set_copper_phy_power(struct ixgbe_hw *hw, bool on);
 175 s32 ixgbe_identify_module_generic(struct ixgbe_hw *hw);
 176 s32 ixgbe_identify_sfp_module_generic(struct ixgbe_hw *hw);
 177 s32 ixgbe_get_sfp_init_sequence_offsets(struct ixgbe_hw *hw,
 178                                         u16 *list_offset,
 179                                         u16 *data_offset);
 180 s32 ixgbe_tn_check_overtemp(struct ixgbe_hw *hw);
 181 s32 ixgbe_read_i2c_byte_generic(struct ixgbe_hw *hw, u8 byte_offset,
 182                                 u8 dev_addr, u8 *data);
 183 s32 ixgbe_read_i2c_byte_generic_unlocked(struct ixgbe_hw *hw, u8 byte_offset,
 184                                          u8 dev_addr, u8 *data);
 185 s32 ixgbe_write_i2c_byte_generic(struct ixgbe_hw *hw, u8 byte_offset,
 186                                  u8 dev_addr, u8 data);
 187 s32 ixgbe_write_i2c_byte_generic_unlocked(struct ixgbe_hw *hw, u8 byte_offset,
 188                                           u8 dev_addr, u8 data);
 189 s32 ixgbe_read_i2c_eeprom_generic(struct ixgbe_hw *hw, u8 byte_offset,
 190                                   u8 *eeprom_data);
 191 s32 ixgbe_read_i2c_sff8472_generic(struct ixgbe_hw *hw, u8 byte_offset,
 192                                    u8 *sff8472_data);
 193 s32 ixgbe_write_i2c_eeprom_generic(struct ixgbe_hw *hw, u8 byte_offset,
 194                                    u8 eeprom_data);
 195 s32 ixgbe_read_i2c_combined_generic_int(struct ixgbe_hw *, u8 addr, u16 reg,
 196                                         u16 *val, bool lock);
 197 s32 ixgbe_write_i2c_combined_generic_int(struct ixgbe_hw *, u8 addr, u16 reg,
 198                                          u16 val, bool lock);
 199 #endif /* _IXGBE_PHY_H_ */