]> git.itanic.dy.fi Git - linux-stable/commitdiff
usb-storage: Add ignore-residue quirk for NXP PN7462AU
authorWitold Lipieta <witold.lipieta@thaumatec.com>
Tue, 9 Aug 2022 11:29:11 +0000 (13:29 +0200)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Thu, 15 Sep 2022 10:17:04 +0000 (12:17 +0200)
commit 2aa48857ad52236a9564c71183d6cc8893becd41 upstream.

This is USB mass storage primary boot loader for code download on
NXP PN7462AU.

Without the quirk it is impossible to write whole memory at once as
device restarts during the write due to bogus residue values reported.

Acked-by: Alan Stern <stern@rowland.harvard.edu>
Cc: stable <stable@kernel.org>
Signed-off-by: Witold Lipieta <witold.lipieta@thaumatec.com>
Link: https://lore.kernel.org/r/20220809112911.462776-1-witold.lipieta@thaumatec.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/usb/storage/unusual_devs.h

index 66e7f5d123c46b5960dceed5c9be4e0c93363795..6a59950a63a03e867f808e6507e3b28c76fcabed 100644 (file)
@@ -2294,6 +2294,13 @@ UNUSUAL_DEV( 0x1e74, 0x4621, 0x0000, 0x0000,
                USB_SC_DEVICE, USB_PR_DEVICE, NULL,
                US_FL_BULK_IGNORE_TAG | US_FL_MAX_SECTORS_64 ),
 
+/* Reported by Witold Lipieta <witold.lipieta@thaumatec.com> */
+UNUSUAL_DEV( 0x1fc9, 0x0117, 0x0100, 0x0100,
+               "NXP Semiconductors",
+               "PN7462AU",
+               USB_SC_DEVICE, USB_PR_DEVICE, NULL,
+               US_FL_IGNORE_RESIDUE ),
+
 /* Supplied with some Castlewood ORB removable drives */
 UNUSUAL_DEV(  0x2027, 0xa001, 0x0000, 0x9999,
                "Double-H Technology",