This is a note to let you know that I've just added the patch titled
usb: mtu3: restore HS function when set SS/SSP
to the 5.13-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
usb-mtu3-restore-hs-function-when-set-ss-ssp.patch
and it can be found in the queue-5.13 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From e88f28514065a6c48aadc367efb0ef6378a01543 Mon Sep 17 00:00:00 2001
From: Chunfeng Yun <chunfeng.yun@xxxxxxxxxxxx>
Date: Fri, 13 Aug 2021 14:30:47 +0800
Subject: usb: mtu3: restore HS function when set SS/SSP
From: Chunfeng Yun <chunfeng.yun@xxxxxxxxxxxx>
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@xxxxxxxxxxxxxxx
Signed-off-by: Chunfeng Yun <chunfeng.yun@xxxxxxxxxxxx>
Link: https://lore.kernel.org/r/1628836253-7432-1-git-send-email-chunfeng.yun@xxxxxxxxxxxx
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/usb/mtu3/mtu3_core.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
--- 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, en
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:
Patches currently in stable-queue which might be from chunfeng.yun@xxxxxxxxxxxx are
queue-5.13/usb-mtu3-fix-the-wrong-hs-mult-value.patch
queue-5.13/usb-cdnsp-fix-the-wrong-mult-value-for-hs-isoc-or-intr.patch
queue-5.13/usb-xhci-mtk-fix-issue-of-out-of-bounds-array-access.patch
queue-5.13/usb-gadget-tegra-xudc-fix-the-wrong-mult-value-for-hs-isoc-or-intr.patch
queue-5.13/usb-mtu3-use-mult-for-hs-isoc-or-intr.patch
queue-5.13/usb-mtu3-restore-hs-function-when-set-ss-ssp.patch
