diff options
Diffstat (limited to 'include/linux/usb/hcd.h')
| -rw-r--r-- | include/linux/usb/hcd.h | 40 |
1 files changed, 15 insertions, 25 deletions
diff --git a/include/linux/usb/hcd.h b/include/linux/usb/hcd.h index d28cc78a38e4..c5fdb148fc02 100644 --- a/include/linux/usb/hcd.h +++ b/include/linux/usb/hcd.h @@ -93,6 +93,12 @@ struct usb_hcd { */ const struct hc_driver *driver; /* hw-specific hooks */ + /* + * OTG and some Host controllers need software interaction with phys; + * other external phys should be software-transparent + */ + struct usb_phy *phy; + /* Flags that need to be manipulated atomically because they can * change while the host controller is running. Always use * set_bit() or clear_bit() to change their values. @@ -126,8 +132,6 @@ struct usb_hcd { unsigned wireless:1; /* Wireless USB HCD */ unsigned authorized_default:1; unsigned has_tt:1; /* Integrated TT in root hub */ - unsigned broken_pci_sleep:1; /* Don't put the - controller in PCI-D3 for system sleep */ unsigned int irq; /* irq allocated */ void __iomem *regs; /* device memory/io */ @@ -344,6 +348,15 @@ struct hc_driver { */ int (*update_device)(struct usb_hcd *, struct usb_device *); int (*set_usb2_hw_lpm)(struct usb_hcd *, struct usb_device *, int); + /* USB 3.0 Link Power Management */ + /* Returns the USB3 hub-encoded value for the U1/U2 timeout. */ + int (*enable_usb3_lpm_timeout)(struct usb_hcd *, + struct usb_device *, enum usb3_link_state state); + /* The xHCI host controller can still fail the command to + * disable the LPM timeouts, so this can return an error code. + */ + int (*disable_usb3_lpm_timeout)(struct usb_hcd *, + struct usb_device *, enum usb3_link_state state); }; extern int usb_hcd_link_urb_to_ep(struct usb_hcd *hcd, struct urb *urb); @@ -584,29 +597,6 @@ static inline void usb_hcd_resume_root_hub(struct usb_hcd *hcd) } #endif /* CONFIG_USB_SUSPEND */ - -/* - * USB device fs stuff - */ - -#ifdef CONFIG_USB_DEVICEFS - -/* - * these are expected to be called from the USB core/hub thread - * with the kernel lock held - */ -extern void usbfs_update_special(void); -extern int usbfs_init(void); -extern void usbfs_cleanup(void); - -#else /* CONFIG_USB_DEVICEFS */ - -static inline void usbfs_update_special(void) {} -static inline int usbfs_init(void) { return 0; } -static inline void usbfs_cleanup(void) { } - -#endif /* CONFIG_USB_DEVICEFS */ - /*-------------------------------------------------------------------------*/ #if defined(CONFIG_USB_MON) || defined(CONFIG_USB_MON_MODULE) |