From: Chunfeng Yun Date: Fri, 13 Aug 2021 06:30:47 +0000 (+0800) Subject: usb: mtu3: restore HS function when set SS/SSP X-Git-Tag: v5.13.16~8 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=49c1ac61e174407bfa66372e0f76748778aea653;p=thirdparty%2Fkernel%2Fstable.git usb: mtu3: restore HS function when set SS/SSP commit e88f28514065a6c48aadc367efb0ef6378a01543 upstream. Due to HS function is disabled when set as FS, need restore it when set as SS/SSP. Fixes: dc4c1aa7eae9 ("usb: mtu3: add ->udc_set_speed()") Cc: stable@vger.kernel.org Signed-off-by: Chunfeng Yun Link: https://lore.kernel.org/r/1628836253-7432-1-git-send-email-chunfeng.yun@mediatek.com Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/usb/mtu3/mtu3_core.c b/drivers/usb/mtu3/mtu3_core.c index b3b4599375668..3d328dfdbb5ed 100644 --- a/drivers/usb/mtu3/mtu3_core.c +++ b/drivers/usb/mtu3/mtu3_core.c @@ -227,11 +227,13 @@ void mtu3_set_speed(struct mtu3 *mtu, enum usb_device_speed speed) mtu3_setbits(mbase, U3D_POWER_MANAGEMENT, HS_ENABLE); break; case USB_SPEED_SUPER: + mtu3_setbits(mbase, U3D_POWER_MANAGEMENT, HS_ENABLE); mtu3_clrbits(mtu->ippc_base, SSUSB_U3_CTRL(0), SSUSB_U3_PORT_SSP_SPEED); break; case USB_SPEED_SUPER_PLUS: - mtu3_setbits(mtu->ippc_base, SSUSB_U3_CTRL(0), + mtu3_setbits(mbase, U3D_POWER_MANAGEMENT, HS_ENABLE); + mtu3_setbits(mtu->ippc_base, SSUSB_U3_CTRL(0), SSUSB_U3_PORT_SSP_SPEED); break; default: