From: Hans de Goede <hdegoede@xxxxxxxxxx>
[ 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@xxxxxxxxxxxxxxx # 3.16
Reported-by: Steve Bangert <sbangert@xxxxxxxxxxxx>
Signed-off-by: Hans de Goede <hdegoede@xxxxxxxxxx>
Tested-by: Steve Bangert <sbangert@xxxxxxxxxxxx>
Acked-by: Alan Stern <stern@xxxxxxxxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
Signed-off-by: Sasha Levin <sasha.levin@xxxxxxxxxx>
---
drivers/usb/storage/uas-detect.h | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/usb/storage/uas-detect.h b/drivers/usb/storage/uas-detect.h
index 856cc1f..a451903 100644
--- a/drivers/usb/storage/uas-detect.h
+++ b/drivers/usb/storage/uas-detect.h
@@ -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;
}
}
--
2.1.0
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