| Date | Wed, 03 Jul 2013 14:40:22 -0400 | From | Steven Rostedt <> | Subject | [085/141] USB: mos7720: fix hardware flow control |
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3.6.11.6 stable review patch. If anyone has any objections, please let me know.
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From: Johan Hovold <jhovold@gmail.com>
[ Upstream commit a26f009a070e840fadacb91013b2391ba7ab6cc2 ]
The register access to enable hardware flow control depends on the device port number and not the port minor number.
Cc: stable@vger.kernel.org Signed-off-by: Johan Hovold <jhovold@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Signed-off-by: Steven Rostedt <rostedt@goodmis.org> --- drivers/usb/serial/mos7720.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/usb/serial/mos7720.c b/drivers/usb/serial/mos7720.c index 98fd1eb..b691404 100644 --- a/drivers/usb/serial/mos7720.c +++ b/drivers/usb/serial/mos7720.c @@ -1695,7 +1695,7 @@ static void change_port_settings(struct tty_struct *tty, mos7720_port->shadowMCR |= (UART_MCR_XONANY); /* To set hardware flow control to the specified * * serial port, in SP1/2_CONTROL_REG */ - if (port->number) + if (port_number) write_mos_reg(serial, dummy, SP_CONTROL_REG, 0x01); else write_mos_reg(serial, dummy, SP_CONTROL_REG, 0x02); -- 1.7.10.4
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