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authorOliver Neukum <oneukum@suse.com>2018-01-18 12:13:45 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2018-02-03 17:39:20 +0100
commit34b812ca30389a3759bf89d424c2d256185face3 (patch)
tree840bf8781e46a84d2cda56e94d34c11b63e7e222
parentca7964983ca453dd9902c40171e93a69f21ee3ee (diff)
CDC-ACM: apply quirk for card reader
commit df1cc78a52491f71d8170d513d0f6f114faa1bda upstream. This devices drops random bytes from messages if you talk to it too fast. Signed-off-by: Oliver Neukum <oneukum@suse.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--drivers/usb/class/cdc-acm.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c
index b133fc68b3fd..4149a965516e 100644
--- a/drivers/usb/class/cdc-acm.c
+++ b/drivers/usb/class/cdc-acm.c
@@ -1765,6 +1765,9 @@ static const struct usb_device_id acm_ids[] = {
{ USB_DEVICE(0x0ace, 0x1611), /* ZyDAS 56K USB MODEM - new version */
.driver_info = SINGLE_RX_URB, /* firmware bug */
},
+ { USB_DEVICE(0x11ca, 0x0201), /* VeriFone Mx870 Gadget Serial */
+ .driver_info = SINGLE_RX_URB,
+ },
{ USB_DEVICE(0x22b8, 0x7000), /* Motorola Q Phone */
.driver_info = NO_UNION_NORMAL, /* has no union descriptor */
},