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-rw-r--r--Documentation/usb/ehci.txt2
1 files changed, 2 insertions, 0 deletions
diff --git a/Documentation/usb/ehci.txt b/Documentation/usb/ehci.txt
index 9dcafa7d930d..160bd6c3ab7b 100644
--- a/Documentation/usb/ehci.txt
+++ b/Documentation/usb/ehci.txt
@@ -210,3 +210,5 @@ TBD: Interrupt and ISO transfer performance issues. Those periodic
transfers are fully scheduled, so the main issue is likely to be how
to trigger "high bandwidth" modes.
+TBD: More than standard 80% periodic bandwidth allocation is possible
+through sysfs uframe_periodic_max parameter. Describe that.