1ad707f559
If role is changed without the "none" step, A- and B- valid session could be set at the same time. It is an issue. This patch resets A-session if role switch sets B-session, and resets B-session if role switch sets A-session. Then, it is possible to change the role without the "none" step. Fixes: 17f934024e84 ("usb: dwc2: override PHY input signals with usb role switch support") Acked-by: Minas Harutyunyan <Minas.Harutyunyan@synopsys.com> Signed-off-by: Amelie Delaunay <amelie.delaunay@foss.st.com> Link: https://lore.kernel.org/r/20211005095305.66397-4-amelie.delaunay@foss.st.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>