diff options
| author |   Alek Du <alek.du@intel.com> | 2010-06-04 15:47:55 +0800 |
|---|---|---|
| committer |   Greg Kroah-Hartman <gregkh@suse.de> | 2010-08-10 14:35:35 -0700 |
| commit | 48f24970144479c29b8cee6d2e1dbedf6dcf9cfb (patch) | |
| tree | 5a4944c496f4209a862188c16f29cdef55db3224 /include/linux/usb | |
| parent | USB: EHCI: EHCI 1.1 addendum: preparation (diff) | |
| download | linux-dev-48f24970144479c29b8cee6d2e1dbedf6dcf9cfb.tar.xz linux-dev-48f24970144479c29b8cee6d2e1dbedf6dcf9cfb.zip | |
USB: EHCI: EHCI 1.1 addendum: Basic LPM feature support
With this patch, the LPM capable EHCI host controller can put device
into L1 sleep state which is a mode that can enter/exit quickly, and
reduce power consumption.
Signed-off-by: Jacob Pan <jacob.jun.pan@intel.com>
Signed-off-by: Alek Du <alek.du@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'include/linux/usb')
| -rw-r--r-- | include/linux/usb/hcd.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/usb/hcd.h b/include/linux/usb/hcd.h index 11b638195901..9b867e64a0f4 100644 --- a/include/linux/usb/hcd.h +++ b/include/linux/usb/hcd.h @@ -300,6 +300,10 @@ struct hc_driver { int (*update_hub_device)(struct usb_hcd *, struct usb_device *hdev, struct usb_tt *tt, gfp_t mem_flags); int (*reset_device)(struct usb_hcd *, struct usb_device *); + /* Notifies the HCD after a device is connected and its + * address is set + */ + int (*update_device)(struct usb_hcd *, struct usb_device *); }; extern int usb_hcd_link_urb_to_ep(struct usb_hcd *hcd, struct urb *urb); |