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-rw-r--r--drivers/usb/storage/uas.c6
-rw-r--r--drivers/usb/storage/unusual_devs.h9
-rw-r--r--drivers/usb/storage/unusual_uas.h9
3 files changed, 24 insertions, 0 deletions
diff --git a/drivers/usb/storage/uas.c b/drivers/usb/storage/uas.c
index a96dcc660d0f..8dd200f92020 100644
--- a/drivers/usb/storage/uas.c
+++ b/drivers/usb/storage/uas.c
@@ -836,6 +836,12 @@ static int uas_slave_configure(struct scsi_device *sdev)
if (devinfo->flags & US_FL_BROKEN_FUA)
sdev->broken_fua = 1;
+ /* UAS also needs to support FL_ALWAYS_SYNC */
+ if (devinfo->flags & US_FL_ALWAYS_SYNC) {
+ sdev->skip_ms_page_3f = 1;
+ sdev->skip_ms_page_8 = 1;
+ sdev->wce_default_on = 1;
+ }
scsi_change_queue_depth(sdev, devinfo->qdepth - 2);
return 0;
}
diff --git a/drivers/usb/storage/unusual_devs.h b/drivers/usb/storage/unusual_devs.h
index ca3a5d430ae1..fc5ed351defb 100644
--- a/drivers/usb/storage/unusual_devs.h
+++ b/drivers/usb/storage/unusual_devs.h
@@ -2340,6 +2340,15 @@ UNUSUAL_DEV( 0x4146, 0xba01, 0x0100, 0x0100,
"Micro Mini 1GB",
USB_SC_DEVICE, USB_PR_DEVICE, NULL, US_FL_NOT_LOCKABLE ),
+/* "G-DRIVE" external HDD hangs on write without these.
+ * Patch submitted by Alexander Kappner <agk@godking.net>
+ */
+UNUSUAL_DEV(0x4971, 0x8024, 0x0000, 0x9999,
+ "SimpleTech",
+ "External HDD",
+ USB_SC_DEVICE, USB_PR_DEVICE, NULL,
+ US_FL_ALWAYS_SYNC),
+
/*
* Nick Bowler <nbowler@elliptictech.com>
* SCSI stack spams (otherwise harmless) error messages.
diff --git a/drivers/usb/storage/unusual_uas.h b/drivers/usb/storage/unusual_uas.h
index 719ec68ae309..f15aa47c54a9 100644
--- a/drivers/usb/storage/unusual_uas.h
+++ b/drivers/usb/storage/unusual_uas.h
@@ -183,3 +183,12 @@ UNUSUAL_DEV(0x4971, 0x8017, 0x0000, 0x9999,
"External HDD",
USB_SC_DEVICE, USB_PR_DEVICE, NULL,
US_FL_NO_REPORT_OPCODES),
+
+/* "G-DRIVE" external HDD hangs on write without these.
+ * Patch submitted by Alexander Kappner <agk@godking.net>
+ */
+UNUSUAL_DEV(0x4971, 0x8024, 0x0000, 0x9999,
+ "SimpleTech",
+ "External HDD",
+ USB_SC_DEVICE, USB_PR_DEVICE, NULL,
+ US_FL_ALWAYS_SYNC),