diff options
Diffstat (limited to 'include/linux/usb/phy.h')
| -rw-r--r-- | include/linux/usb/phy.h | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/include/linux/usb/phy.h b/include/linux/usb/phy.h index 31a8068c42a5..cfc463c30b1f 100644 --- a/include/linux/usb/phy.h +++ b/include/linux/usb/phy.h @@ -60,6 +60,13 @@ enum usb_otg_state { OTG_STATE_A_VBUS_ERR, }; +/* The usb role of phy to be working with */ +enum usb_current_mode { + USB_MODE_NONE, + USB_MODE_HOST, + USB_MODE_DEVICE, +}; + struct usb_phy; struct usb_otg; @@ -122,6 +129,14 @@ struct usb_phy { enum usb_device_speed speed); int (*notify_disconnect)(struct usb_phy *x, enum usb_device_speed speed); + int (*notify_suspend)(struct usb_phy *x, + enum usb_device_speed speed); + int (*notify_resume)(struct usb_phy *x, + enum usb_device_speed speed); + + int (*set_mode)(struct usb_phy *x, + enum usb_current_mode mode); + }; /** @@ -196,6 +211,15 @@ usb_phy_vbus_off(struct usb_phy *x) return x->set_vbus(x, false); } +static inline int +usb_phy_set_mode(struct usb_phy *x, enum usb_current_mode mode) +{ + if (!x || !x->set_mode) + return 0; + + return x->set_mode(x, mode); +} + /* for usb host and peripheral controller drivers */ #if IS_ENABLED(CONFIG_USB_PHY) extern struct usb_phy *usb_get_phy(enum usb_phy_type type); @@ -310,6 +334,24 @@ usb_phy_notify_disconnect(struct usb_phy *x, enum usb_device_speed speed) return 0; } +static inline int usb_phy_notify_suspend + (struct usb_phy *x, enum usb_device_speed speed) +{ + if (x && x->notify_suspend) + return x->notify_suspend(x, speed); + else + return 0; +} + +static inline int usb_phy_notify_resume + (struct usb_phy *x, enum usb_device_speed speed) +{ + if (x && x->notify_resume) + return x->notify_resume(x, speed); + else + return 0; +} + /* notifiers */ static inline int usb_register_notifier(struct usb_phy *x, struct notifier_block *nb) |