From: Greg Kroah-Hartman Date: Fri, 1 Nov 2013 16:18:10 +0000 (-0700) Subject: Revert "pl2303: simplify the else-if contruct for type_1 chips in pl2303_startup()" X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=281393ad0bcfc309434d2bff38abc15805c2cbc4;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git Revert "pl2303: simplify the else-if contruct for type_1 chips in pl2303_startup()" This reverts commit 73b583af597542329e6adae44524da6f27afed62. Revert all of the pl2303 changes that went into 3.12-rc1 and -rc2 as they cause regressions on some versions of the chip. This will all be revisited for later kernel versions when we can figure out how to handle this in a way that does not break working devices. Reported-by: Mika Westerberg Cc: Frank Schäfer Acked-by: Johan Hovold Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/usb/serial/pl2303.c b/drivers/usb/serial/pl2303.c index 7efb39cd6f74..6638c5d9079d 100644 --- a/drivers/usb/serial/pl2303.c +++ b/drivers/usb/serial/pl2303.c @@ -193,8 +193,9 @@ static int pl2303_startup(struct usb_serial *serial) type = type_0; else if (serial->dev->descriptor.bMaxPacketSize0 == 0x40) type = HX; - else if (serial->dev->descriptor.bDeviceClass == 0x00 - || serial->dev->descriptor.bDeviceClass == 0xFF) + else if (serial->dev->descriptor.bDeviceClass == 0x00) + type = type_1; + else if (serial->dev->descriptor.bDeviceClass == 0xFF) type = type_1; dev_dbg(&serial->interface->dev, "device type: %d\n", type);