drivers/net/dsa/mv88e6xxx/global2.h

   1 /*
   2  * Marvell 88E6xxx Switch Global 2 Registers support (device address 0x1C)
   3  *
   4  * Copyright (c) 2008 Marvell Semiconductor
   5  *
   6  * Copyright (c) 2016-2017 Savoir-faire Linux Inc.
   7  *      Vivien Didelot <vivien.didelot@savoirfairelinux.com>
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License as published by
  11  * the Free Software Foundation; either version 2 of the License, or
  12  * (at your option) any later version.
  13  */
  14
  15 #ifndef _MV88E6XXX_GLOBAL2_H
  16 #define _MV88E6XXX_GLOBAL2_H
  17
  18 #include "mv88e6xxx.h"
  19
  20 #ifdef CONFIG_NET_DSA_MV88E6XXX_GLOBAL2
  21
  22 static inline int mv88e6xxx_g2_require(struct mv88e6xxx_chip *chip)
  23 {
  24         return 0;
  25 }
  26
  27 int mv88e6xxx_g2_smi_phy_read(struct mv88e6xxx_chip *chip,
  28                               struct mii_bus *bus,
  29                               int addr, int reg, u16 *val);
  30 int mv88e6xxx_g2_smi_phy_write(struct mv88e6xxx_chip *chip,
  31                                struct mii_bus *bus,
  32                                int addr, int reg, u16 val);
  33 int mv88e6xxx_g2_set_switch_mac(struct mv88e6xxx_chip *chip, u8 *addr);
  34
  35 int mv88e6xxx_g2_get_eeprom8(struct mv88e6xxx_chip *chip,
  36                              struct ethtool_eeprom *eeprom, u8 *data);
  37 int mv88e6xxx_g2_set_eeprom8(struct mv88e6xxx_chip *chip,
  38                              struct ethtool_eeprom *eeprom, u8 *data);
  39
  40 int mv88e6xxx_g2_get_eeprom16(struct mv88e6xxx_chip *chip,
  41                               struct ethtool_eeprom *eeprom, u8 *data);
  42 int mv88e6xxx_g2_set_eeprom16(struct mv88e6xxx_chip *chip,
  43                               struct ethtool_eeprom *eeprom, u8 *data);
  44
  45 int mv88e6xxx_g2_pvt_write(struct mv88e6xxx_chip *chip, int src_dev,
  46                            int src_port, u16 data);
  47 int mv88e6xxx_g2_misc_4_bit_port(struct mv88e6xxx_chip *chip);
  48
  49 int mv88e6xxx_g2_setup(struct mv88e6xxx_chip *chip);
  50 int mv88e6xxx_g2_irq_setup(struct mv88e6xxx_chip *chip);
  51 void mv88e6xxx_g2_irq_free(struct mv88e6xxx_chip *chip);
  52 int mv88e6095_g2_mgmt_rsvd2cpu(struct mv88e6xxx_chip *chip);
  53
  54 extern const struct mv88e6xxx_irq_ops mv88e6097_watchdog_ops;
  55 extern const struct mv88e6xxx_irq_ops mv88e6390_watchdog_ops;
  56
  57 #else /* !CONFIG_NET_DSA_MV88E6XXX_GLOBAL2 */
  58
  59 static inline int mv88e6xxx_g2_require(struct mv88e6xxx_chip *chip)
  60 {
  61         if (mv88e6xxx_has(chip, MV88E6XXX_FLAG_GLOBAL2)) {
  62                 dev_err(chip->dev, "this chip requires CONFIG_NET_DSA_MV88E6XXX_GLOBAL2 enabled\n");
  63                 return -EOPNOTSUPP;
  64         }
  65
  66         return 0;
  67 }
  68
  69 static inline int mv88e6xxx_g2_smi_phy_read(struct mv88e6xxx_chip *chip,
  70                                             struct mii_bus *bus,
  71                                             int addr, int reg, u16 *val)
  72 {
  73         return -EOPNOTSUPP;
  74 }
  75
  76 static inline int mv88e6xxx_g2_smi_phy_write(struct mv88e6xxx_chip *chip,
  77                                              struct mii_bus *bus,
  78                                              int addr, int reg, u16 val)
  79 {
  80         return -EOPNOTSUPP;
  81 }
  82
  83 static inline int mv88e6xxx_g2_set_switch_mac(struct mv88e6xxx_chip *chip,
  84                                               u8 *addr)
  85 {
  86         return -EOPNOTSUPP;
  87 }
  88
  89 static inline int mv88e6xxx_g2_get_eeprom8(struct mv88e6xxx_chip *chip,
  90                                            struct ethtool_eeprom *eeprom,
  91                                            u8 *data)
  92 {
  93         return -EOPNOTSUPP;
  94 }
  95
  96 static inline int mv88e6xxx_g2_set_eeprom8(struct mv88e6xxx_chip *chip,
  97                                            struct ethtool_eeprom *eeprom,
  98                                            u8 *data)
  99 {
 100         return -EOPNOTSUPP;
 101 }
 102
 103 static inline int mv88e6xxx_g2_get_eeprom16(struct mv88e6xxx_chip *chip,
 104                                             struct ethtool_eeprom *eeprom,
 105                                             u8 *data)
 106 {
 107         return -EOPNOTSUPP;
 108 }
 109
 110 static inline int mv88e6xxx_g2_set_eeprom16(struct mv88e6xxx_chip *chip,
 111                                             struct ethtool_eeprom *eeprom,
 112                                             u8 *data)
 113 {
 114         return -EOPNOTSUPP;
 115 }
 116
 117 static inline int mv88e6xxx_g2_pvt_write(struct mv88e6xxx_chip *chip,
 118                                          int src_dev, int src_port, u16 data)
 119 {
 120         return -EOPNOTSUPP;
 121 }
 122
 123 static inline int mv88e6xxx_g2_misc_4_bit_port(struct mv88e6xxx_chip *chip)
 124 {
 125         return -EOPNOTSUPP;
 126 }
 127
 128 static inline int mv88e6xxx_g2_setup(struct mv88e6xxx_chip *chip)
 129 {
 130         return -EOPNOTSUPP;
 131 }
 132
 133 static inline int mv88e6xxx_g2_irq_setup(struct mv88e6xxx_chip *chip)
 134 {
 135         return -EOPNOTSUPP;
 136 }
 137
 138 static inline void mv88e6xxx_g2_irq_free(struct mv88e6xxx_chip *chip)
 139 {
 140 }
 141
 142 static inline int mv88e6095_g2_mgmt_rsvd2cpu(struct mv88e6xxx_chip *chip)
 143 {
 144         return -EOPNOTSUPP;
 145 }
 146
 147 static const struct mv88e6xxx_irq_ops mv88e6097_watchdog_ops = {};
 148 static const struct mv88e6xxx_irq_ops mv88e6390_watchdog_ops = {};
 149
 150 #endif /* CONFIG_NET_DSA_MV88E6XXX_GLOBAL2 */
 151
 152 #endif /* _MV88E6XXX_GLOBAL2_H */