From 5b6ab28d06780c87320ceade61698bb6719c85db Mon Sep 17 00:00:00 2001
From: Johan Hovold <johan@kernel.org>
Date: Mon, 7 Mar 2022 15:23:19 +0100
Subject: [PATCH] USB: serial: pl2303: fix GS type detection
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Git-commit: 5b6ab28d06780c87320ceade61698bb6719c85db
Patch-mainline: v5.18-rc1
References: git-fixes
At least some PL2303GS have a bcdDevice of 0x605 instead of 0x100 as the
datasheet claims. Add it to the list of known release numbers for the
HXN (G) type.
Fixes: 894758d0571d ("USB: serial: pl2303: tighten type HXN (G) detection")
Reported-by: Matyáš Kroupa <kroupa.matyas@gmail.com>
Link: https://lore.kernel.org/r/165de6a0-43e9-092c-2916-66b115c7fbf4@gmail.com
Cc: stable@vger.kernel.org # 5.13
Signed-off-by: Johan Hovold <johan@kernel.org>
Acked-by: Takashi Iwai <tiwai@suse.de>
---
drivers/usb/serial/pl2303.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/usb/serial/pl2303.c b/drivers/usb/serial/pl2303.c
index e2ef761ed39c..88b284d61681 100644
--- a/drivers/usb/serial/pl2303.c
+++ b/drivers/usb/serial/pl2303.c
@@ -436,6 +436,7 @@ static int pl2303_detect_type(struct usb_serial *serial)
case 0x105:
case 0x305:
case 0x405:
+ case 0x605:
/*
* Assume it's an HXN-type if the device doesn't
* support the old read request value.
--
2.31.1