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usb: cdns3: Enable TDL_CHK only for OUT ep
commit d6eef88 upstream. ZLP gets stuck if TDL_CHK bit is set and TDL_FROM_TRB is used as TDL source for IN endpoints. To fix it, TDL_CHK is only enabled for OUT endpoints. Fixes: 7733f6c ("usb: cdns3: Add Cadence USB3 DRD Driver") Reported-by: Aswath Govindraju <a-govindraju@ti.com> Signed-off-by: Sanket Parmar <sparmar@cadence.com> Link: https://lore.kernel.org/r/1621263912-13175-1-git-send-email-sparmar@cadence.com Signed-off-by: Peter Chen <peter.chen@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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