]> 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 10:23:51 +0000 (12:23 +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 fedf7e2bc8af28c6b05590c2acede0bd10763039..8c186ab5b5f7946b4018b6af4a1645f20fa3b72c 100644 (file)
@@ -2313,6 +2313,13 @@ 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",