From: Alan Cox <alan@lxorguk.ukuu.org.uk>
To: Arnd Bergmann <arnd@arndb.de>
Cc: "Greg Kroah-Hartman" <gregkh@suse.de>,
linux-kernel@vger.kernel.org, linux-serial@vger.kernel.org
Subject: Re: [PATCH 7/7] serial/8250: make PIO support optional
Date: Mon, 4 Jul 2011 20:53:36 +0100 [thread overview]
Message-ID: <20110704205336.09547e1f@lxorguk.ukuu.org.uk> (raw)
In-Reply-To: <201107042127.31649.arnd@arndb.de>
> Ok, makes sense. If I split this out to the ISA driver, I would
> probably also disallow changing io_type, as ISA 8250 ports are
> all based on PIO mode.
Alas not, they also come in MMIO form now and then, not often but just
enough to be annoyingly unignorable. However the ISA driver can handle
that 'in-house' and I've never seen anything but PIO or simple MMIO.
Alan
next prev parent reply other threads:[~2011-07-04 19:51 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-06-27 21:45 [PATCH 0/7] serial/8250: I/O accessor cleanups Arnd Bergmann
2011-06-27 21:45 ` [PATCH 1/7] serial/8250: remove obsolete RM9000 port type Arnd Bergmann
2011-06-27 21:45 ` [PATCH 2/7] serial/8250: move alchemy I/O handler to platform code Arnd Bergmann
2011-06-28 8:06 ` Manuel Lauss
2011-06-28 11:29 ` Manuel Lauss
2011-06-28 15:36 ` Manuel Lauss
2011-06-28 17:07 ` Arnd Bergmann
2011-06-27 21:45 ` [PATCH 3/7] serial/8250: move UPIO_TSI to powerpc Arnd Bergmann
2011-06-27 23:51 ` David Daney
2011-09-01 6:02 ` Benjamin Herrenschmidt
2011-09-01 8:28 ` Arnd Bergmann
2011-06-27 21:45 ` [PATCH 4/7] serial/8250: move DWAP support to arch/mips Arnd Bergmann
2011-06-27 22:15 ` Jamie Iles
2011-06-28 5:43 ` Arnd Bergmann
2011-06-28 10:06 ` Alan Cox
2011-06-28 10:48 ` Arnd Bergmann
2011-06-27 21:45 ` [PATCH 5/7] serial/8250: remove obsolete and broken PORT_RSA support Arnd Bergmann
2011-06-28 10:11 ` Alan Cox
2011-06-27 21:45 ` [PATCH 6/7] serial/8250: sanitize fourport handling Arnd Bergmann
2011-06-28 10:10 ` Alan Cox
2011-06-28 12:07 ` Arnd Bergmann
2011-06-27 21:45 ` [PATCH 7/7] serial/8250: make PIO support optional Arnd Bergmann
2011-06-28 10:05 ` Alan Cox
2011-06-28 11:52 ` Arnd Bergmann
2011-06-28 12:22 ` Alan Cox
2011-07-04 16:35 ` Arnd Bergmann
2011-07-04 17:02 ` Alan Cox
2011-07-04 19:27 ` Arnd Bergmann
2011-07-04 19:53 ` Alan Cox [this message]
2011-07-04 20:37 ` Arnd Bergmann
2011-07-04 21:55 ` Alan Cox
2011-07-04 21:54 ` Arnd Bergmann
2011-06-28 10:11 ` Alan Cox
2011-06-27 23:57 ` [PATCH 0/7] serial/8250: I/O accessor cleanups David Daney
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