Re: [PATCH v2 0/2] USB Storage quirk for SMI SM3350

From: Alan Stern
Date: Thu Jan 03 2019 - 10:06:46 EST


On Thu, 3 Jan 2019, Icenowy Zheng wrote:

> SMI SM3350 UFS-USB bridge controller cannot handle REQUEST SENSE command
> with long sense (96-bytes) well, and will even trap the controller into
> a state that refuses to do read/write command.
>
> Currently Linux uncondintionally set US_FL_SANE_SENSE for devices
> claiming SPC3+, which makes simply add US_FL_BAD_SENSE for SM3350 fail
> (as it claims SPC4).
>
> Fix this conflicting quirk issue, and add the quirk for SM3350.
>
> Icenowy Zheng (2):
> USB: storage: don't insert sane sense for SPC3+ when bad sense
> specified
> USB: storage: add quirk for SMI SM3350
>
> drivers/usb/storage/scsiglue.c | 8 ++++++--
> drivers/usb/storage/unusual_devs.h | 12 ++++++++++++
> 2 files changed, 18 insertions(+), 2 deletions(-)

For both patches:

Acked-by: Alan Stern <stern@xxxxxxxxxxxxxxxxxxx>