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| author | Zeng Tao <prime.zeng@hisilicon.com> | 2018-09-28 13:27:52 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-10-02 21:05:30 +0200 |
| commit | bd0e6c9614b95352eb31d0207df16dc156c527fa (patch) | |
| tree | 274c7a7b59d5b149f183371dff221a52f292a9b4 /Documentation/devicetree/changesets.txt | |
| parent | dt-bindings: usb-xhci: Document r8a7744 support (diff) | |
| download | linux-bd0e6c9614b95352eb31d0207df16dc156c527fa.tar.xz linux-bd0e6c9614b95352eb31d0207df16dc156c527fa.zip | |
usb: hub: try old enumeration scheme first for high speed devices
The new scheme is required just to support legacy low and full-speed
devices. For high speed devices, it will slower the enumeration speed.
So in this patch we try the "old" enumeration scheme first for high speed
devices, and this is what Windows does since Windows 8.
Signed-off-by: Zeng Tao <prime.zeng@hisilicon.com>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Reviewed-by: Roger Quadros <rogerq@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to '')
0 files changed, 0 insertions, 0 deletions