diff options
| author | Chunfeng Yun <chunfeng.yun@mediatek.com> | 2021-08-13 14:30:47 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-08-13 13:05:50 +0200 |
| commit | e88f28514065a6c48aadc367efb0ef6378a01543 (patch) | |
| tree | 6aeca5129dc70b83bf38e0cd524bbebfb444f47d | |
| parent | 0881e22c06e66af0b64773c91c8868ead3d01aa1 (diff) | |
usb: mtu3: restore HS function when set SS/SSP
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 <chunfeng.yun@mediatek.com>
Link: https://lore.kernel.org/r/1628836253-7432-1-git-send-email-chunfeng.yun@mediatek.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/usb/mtu3/mtu3_core.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/usb/mtu3/mtu3_core.c b/drivers/usb/mtu3/mtu3_core.c index f90e5cdec614..c4a2c37abf62 100644 --- a/drivers/usb/mtu3/mtu3_core.c +++ b/drivers/usb/mtu3/mtu3_core.c @@ -249,11 +249,13 @@ 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: |