uas: ignore UAS for Thinkplus chips
Subsystems (2)
PATCH v8 3/3 uas: ignore UAS for Thinkplus chips
The UAS mode of Thinkplus(0x17ef, 0x3899) is reported to influence performance and trigger kernel panic on several platforms with the following error message:
[ 39.702439] xhci_hcd 0000:0c:00.3: ERROR Transfer event for disabled
endpoint or incorrect stream ring
[ 39.702442] xhci_hcd 0000:0c:00.3: @000000026c61f810 00000000 00000000
1b000000 05038000[ 720.545894][13] Workqueue: usb_hub_wq hub_event
[ 720.550971][13] ffff88026c143c38 0000000000016300 ffff8802755bb900 ffff880
26cb80000
[ 720.559673][13] ffff88026c144000 ffff88026ca88100 0000000000000000 ffff880
26cb80000
[ 720.568374][13] ffff88026cb80000 ffff88026c143c50 ffffffff8186ae25 ffff880
26ca880f8
[ 720.577076][13] Call Trace:
[ 720.580201][13] [<ffffffff8186ae25>] schedule+0x35/0x80
[ 720.586137][13] [<ffffffff8186b0ce>] schedule_preempt_disabled+0xe/0x10
[ 720.593623][13] [<ffffffff8186cb94>] __mutex_lock_slowpath+0x164/0x1e0
[ 720.601012][13] [<ffffffff8186cc3f>] mutex_lock+0x2f/0x40
[ 720.607141][13] [<ffffffff8162b8e9>] usb_disconnect+0x59/0x290Falling back to USB mass storage can solve this problem, so ignore UAS function of this chip.
Acked-by Alan Stern <[email protected]>
Signed-off-by Hongling Zeng <[email protected]>
---
Change for v8
-Add acked for patch 3/3 (thinkplus(0x17ef, 0x3899))
--- drivers/usb/storage/unusual_uas.h | 7 +++++++ 1 file changed, 7 insertions(+)
drivers/usb/storage/unusual_uas.h +7 -0
@@ -198,6 +198,13 @@ UNUSUAL_DEV(0x154b, 0xf00d, 0x0000, 0x9999, USB_SC_DEVICE, USB_PR_DEVICE, NULL, US_FL_NO_ATA_1X), +/* Reported-by: Hongling Zeng <[email protected]> */ +UNUSUAL_DEV (0x17ef ,0x3899 ,0x0000 ,0x9999 , +"Thinkplus" , +"External HDD" , +USB_SC_DEVICE ,USB_PR_DEVICE ,NULL , +US_FL_IGNORE_UAS ), +/* Reported-by: Hans de Goede <[email protected]> */ UNUSUAL_DEV(0x2109, 0x0711, 0x0000, 0x9999, "VIA",
Signature · 1 line
2.1.0