1 files changed, 7 insertions, 4 deletions

diff --git a/drivers/usb/core/Kconfig b/drivers/usb/core/Kconfig
index 1a9ff6184943..ff03184da403 100644
--- a/drivers/usb/core/Kconfig
+++ b/drivers/usb/core/Kconfig
@@ -61,14 +61,17 @@ config USB_DYNAMIC_MINORS
           If you are unsure about this, say N here.
 
 config USB_SUSPEND
-        bool "USB suspend/resume (EXPERIMENTAL)"
+        bool "USB selective suspend/resume and wakeup (EXPERIMENTAL)"
         depends on USB && PM && EXPERIMENTAL
         help
           If you say Y here, you can use driver calls or the sysfs
           "power/state" file to suspend or resume individual USB
-          peripherals.  There are many related features, such as
-          remote wakeup and driver-specific suspend processing, that
-          may not yet work as expected.
+          peripherals.
+
+          Also, USB "remote wakeup" signaling is supported, whereby some
+          USB devices (like keyboards and network adapters) can wake up
+          their parent hub.  That wakeup cascades up the USB tree, and
+          could wake the system from states like suspend-to-RAM.
 
           If you are unsure about this, say N here.