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5a75dc20a9
commite19ee44a3dupstream. When the USB headset is plug into an external hub, sometimes can't set config due to not enough bandwidth, so need improve LS/FS INT/ISOC bandwidth scheduling with TT. Fixes:54f6a8af37("usb: xhci-mtk: skip dropping bandwidth of unchecked endpoints") Cc: stable <stable@vger.kernel.org> Signed-off-by: Yaqii Wu <yaqii.wu@mediatek.com> Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com> Link: https://lore.kernel.org/r/2f30e81400a59afef5f8231c98149169c7520519.1615170625.git.chunfeng.yun@mediatek.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>