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From: Yorick de Wid <ydewid@gmail.com>
To: linux-usb@vger.kernel.org, Oliver Neukum <oneukum@suse.com>
Cc: Yorick de Wid <ydewid@gmail.com>
Subject: [PATCH] USB: quirks: Goodix Fingerprint device is not a modem
Date: Fri, 12 Feb 2021 11:44:24 +0100	[thread overview]
Message-ID: <20210212104423.166197-1-ydewid@gmail.com> (raw)

The CDC ACM driver is false matching the Goodix Fingerprint device against
the USB_CDC_ACM_PROTO_AT_V25TER.

Signed-off-by: Yorick de Wid <ydewid@gmail.com>
---
 drivers/usb/class/cdc-acm.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c
index 78190574581..41d20a44dc3 100644
--- a/drivers/usb/class/cdc-acm.c
+++ b/drivers/usb/class/cdc-acm.c
@@ -1922,6 +1922,11 @@ static const struct usb_device_id acm_ids[] = {
 	.driver_info = IGNORE_DEVICE,
 	},
 
+	/* Exclude Goodix Fingerprint Reader */
+	{ USB_DEVICE(0x27c6, 0x5395),
+	.driver_info = IGNORE_DEVICE,
+	},
+
 	{ USB_DEVICE(0x1bc7, 0x0021), /* Telit 3G ACM only composition */
 	.driver_info = SEND_ZERO_PACKET,
 	},
-- 
2.30.0


             reply	other threads:[~2021-02-12 10:48 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-02-12 10:44 Yorick de Wid [this message]
2021-02-12 11:07 ` [PATCH v2] Goodix Fingerprint device is not a modem Yorick de Wid
2021-02-12 11:10   ` [PATCH v3] " Yorick de Wid
2021-02-12 11:17     ` Greg KH
2021-02-12 11:43     ` Oliver Neukum
2021-02-12 11:59       ` Yorick de Wid
2021-02-12 14:00         ` Oliver Neukum
2021-02-12 14:08           ` [PATCH v4] " Yorick de Wid
2021-02-12 15:34             ` Greg KH
2021-02-13 14:49               ` Yorick de Wid

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