Messages in this thread Patch in this message | | | From | Chunfeng Yun <> | Subject | [PATCH v2 1/7] usb: mtu3: restore HS function when set SS/SSP | Date | Thu, 12 Aug 2021 21:17:57 +0800 |
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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 <stable@vger.kernel.org> Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com> --- v2: no changes --- drivers/usb/mtu3/mtu3_core.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/usb/mtu3/mtu3_core.c b/drivers/usb/mtu3/mtu3_core.c index 562f4357831e..6403f01947b2 100644 --- a/drivers/usb/mtu3/mtu3_core.c +++ b/drivers/usb/mtu3/mtu3_core.c @@ -227,11 +227,13 @@ static 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: -- 2.18.0
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