From: Wolfram Sang <w.sang@pengutronix.de>
To: Claudio Scordino <claudio@evidence.eu.com>
Cc: linux-serial@vger.kernel.org, linux-kernel@vger.kernel.org,
Alan Cox <alan@linux.intel.com>,
Juergen Beisert <jbe@pengutronix.de>,
Matthias Fuchs <mfuchs@ma-fu.de>
Subject: Re: [PATCH 2/8] serial: 8250: Add ioctl to enable auto rs485 mode with some Exar UARTs
Date: Thu, 17 Nov 2011 11:09:57 +0100 [thread overview]
Message-ID: <20111117100957.GC2535@pengutronix.de> (raw)
In-Reply-To: <4EC4D67E.1050102@evidence.eu.com>
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> > + if (serial_inp(up, UART_FCTR)& UART_FCTR_RS485)
> > + rs485ctrl.flags = SER_RS485_ENABLED;
> > + else
> > + rs485ctrl.flags = 0;
>
> This else branch may be removed, since the structure has been already memsetted to 0.
Correct, yet I didn't want to change Matthias' code, so reviewers can
skip this patch if they reviewed his old code already. Flag handling
will be handled different with the next patch anyway.
Thanks,
Wolfram
--
Pengutronix e.K. | Wolfram Sang |
Industrial Linux Solutions | http://www.pengutronix.de/ |
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next prev parent reply other threads:[~2011-11-17 10:10 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-11-16 16:24 [PATCH 0/8] serial: 8250: support hw-based RS485 direction control (finally!) Wolfram Sang
2011-11-16 16:24 ` [PATCH 1/8] serial: 8250: replace hardcoded 0xbf with #define Wolfram Sang
2011-11-16 16:24 ` [PATCH 2/8] serial: 8250: Add ioctl to enable auto rs485 mode with some Exar UARTs Wolfram Sang
2011-11-17 9:40 ` Claudio Scordino
2011-11-17 10:09 ` Wolfram Sang [this message]
2011-11-16 16:24 ` [PATCH 3/8] serial: 8250: save rs485_flags per instance Wolfram Sang
2011-11-16 16:24 ` [PATCH 4/8] serial: 8250: add RX_DURING_TX capability to RS485 mode Wolfram Sang
2011-11-16 16:24 ` [PATCH 5/8] serial: 8250: reject delaying RTS with RS485 Wolfram Sang
2011-11-17 9:43 ` Claudio Scordino
2011-11-17 10:14 ` Wolfram Sang
2011-11-16 16:24 ` [PATCH 6/8] serial: 8250: update rs485 flags with polarity settings Wolfram Sang
2011-11-16 16:24 ` [PATCH 7/8] serial: 8250: add Exar 16V2750 support Wolfram Sang
2011-11-16 16:24 ` [PATCH 8/8] serial: 8250: fix comment about accessing EMSR Wolfram Sang
2011-11-23 15:03 ` [PATCH 0/8] serial: 8250: support hw-based RS485 direction control (finally!) Wolfram Sang
2011-11-24 16:05 ` Claudio Scordino
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