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USB: serial: pl2303: fix GS type detection

PATCH New Johan Hovold 1 participant 1 message Mar 7, 2022

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Stable branch USB USB serial
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Johan Hovold

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PATCH 1/1 USB: serial: pl2303: fix GS type detection

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 <[email protected]>
Link https://lore.kernel.org/r/[email protected] open here
Cc [email protected] # 5.13
Signed-off-by Johan Hovold <[email protected]>
---
 drivers/usb/serial/pl2303.c | 1 +
 1 file changed, 1 insertion(+)
drivers/usb/serial/pl2303.c +1 -0
index e2ef761ed39c..88b284d61681 100644
@@ -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.
Signature · 1 line
2.34.1