Commit d3dc2e86 authored Apr 21, 2015 by Hans de Goede Committed by Sasha Levin May 17, 2015

uas: Set max_sectors_240 quirk for ASM1053 devices



[ Upstream commit 8e779c6c4a398763c21371fe40f649206041dc1e ]

Testing has shown that ASM1053 devices do not work properly with transfers
larger than 240 sectors, so set max_sectors to 240 on these.

Cc: stable@vger.kernel.org # 3.16
Reported-by: Steve Bangert <sbangert@frontier.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Tested-by: Steve Bangert <sbangert@frontier.com>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Sasha Levin <sasha.levin@oracle.com>

parent f6283d7d

drivers/usb/storage/uas-detect.h

+3 −0

Original line number	Diff line number	Diff line
		@@ -81,6 +81,9 @@ static int uas_use_uas_driver(struct usb_interface *intf,
		flags \|= US_FL_IGNORE_UAS;
		} else if (usb_ss_max_streams(&eps[1]->ss_ep_comp) == 32) {
		flags \|= US_FL_IGNORE_UAS;
		} else {
		/* ASM1053, these have issues with large transfers */
		flags \|= US_FL_MAX_SECTORS_240;
		}
		}