From: Ian Ray Date: Wed, 14 Aug 2024 07:29:05 +0000 (+0300) Subject: cdc-acm: Add DISABLE_ECHO quirk for GE HealthCare UI Controller X-Git-Tag: v6.11-rc6~5^2~11 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=0b00583ecacb0b51712a5ecd34cf7e6684307c67;p=thirdparty%2Fkernel%2Flinux.git cdc-acm: Add DISABLE_ECHO quirk for GE HealthCare UI Controller USB_DEVICE(0x1901, 0x0006) may send data before cdc_acm is ready, which may be misinterpreted in the default N_TTY line discipline. Signed-off-by: Ian Ray Acked-by: Oliver Neuku Cc: stable Link: https://lore.kernel.org/r/20240814072905.2501-1-ian.ray@gehealthcare.com Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c index 0e7439dba8fe8..0c1b69d944ca4 100644 --- a/drivers/usb/class/cdc-acm.c +++ b/drivers/usb/class/cdc-acm.c @@ -1761,6 +1761,9 @@ static const struct usb_device_id acm_ids[] = { { USB_DEVICE(0x11ca, 0x0201), /* VeriFone Mx870 Gadget Serial */ .driver_info = SINGLE_RX_URB, }, + { USB_DEVICE(0x1901, 0x0006), /* GE Healthcare Patient Monitor UI Controller */ + .driver_info = DISABLE_ECHO, /* DISABLE ECHO in termios flag */ + }, { USB_DEVICE(0x1965, 0x0018), /* Uniden UBC125XLT */ .driver_info = NO_UNION_NORMAL, /* has no union descriptor */ },