include/linux/phy_fixed.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #ifndef __PHY_FIXED_H
   3 #define __PHY_FIXED_H
   4
   5 struct fixed_phy_status {
   6         int link;
   7         int speed;
   8         int duplex;
   9         int pause;
  10         int asym_pause;
  11 };
  12
  13 struct device_node;
  14
  15 #if IS_ENABLED(CONFIG_FIXED_PHY)
  16 extern int fixed_phy_change_carrier(struct net_device *dev, bool new_carrier);
  17 extern int fixed_phy_add(unsigned int irq, int phy_id,
  18                          struct fixed_phy_status *status);
  19 extern struct phy_device *fixed_phy_register(unsigned int irq,
  20                                              struct fixed_phy_status *status,
  21                                              struct device_node *np);
  22
  23 extern struct phy_device *
  24 fixed_phy_register_with_gpiod(unsigned int irq,
  25                               struct fixed_phy_status *status,
  26                               struct gpio_desc *gpiod);
  27
  28 extern void fixed_phy_unregister(struct phy_device *phydev);
  29 extern int fixed_phy_set_link_update(struct phy_device *phydev,
  30                         int (*link_update)(struct net_device *,
  31                                            struct fixed_phy_status *));
  32 #else
  33 static inline int fixed_phy_add(unsigned int irq, int phy_id,
  34                                 struct fixed_phy_status *status)
  35 {
  36         return -ENODEV;
  37 }
  38 static inline struct phy_device *fixed_phy_register(unsigned int irq,
  39                                                 struct fixed_phy_status *status,
  40                                                 struct device_node *np)
  41 {
  42         return ERR_PTR(-ENODEV);
  43 }
  44
  45 static inline struct phy_device *
  46 fixed_phy_register_with_gpiod(unsigned int irq,
  47                               struct fixed_phy_status *status,
  48                               struct gpio_desc *gpiod)
  49 {
  50         return ERR_PTR(-ENODEV);
  51 }
  52
  53 static inline void fixed_phy_unregister(struct phy_device *phydev)
  54 {
  55 }
  56 static inline int fixed_phy_set_link_update(struct phy_device *phydev,
  57                         int (*link_update)(struct net_device *,
  58                                            struct fixed_phy_status *))
  59 {
  60         return -ENODEV;
  61 }
  62 static inline int fixed_phy_change_carrier(struct net_device *dev, bool new_carrier)
  63 {
  64         return -EINVAL;
  65 }
  66 #endif /* CONFIG_FIXED_PHY */
  67
  68 #endif /* __PHY_FIXED_H */