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From: Linus Walleij <linus.walleij@linaro.org>
To: Chanho Min <chanho.min@lge.com>
Cc: Russell King - ARM Linux <linux@arm.linux.org.uk>,
	Alan Cox <alan@linux.intel.com>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	linux-kernel@vger.kernel.org, linux-serial@vger.kernel.org,
	Pawel Moll <pawel.moll@arm.com>
Subject: Re: [PATCH] ARM: PL011: Add support for Rx DMA buffer polling
Date: Mon, 14 Jan 2013 08:56:10 +0100	[thread overview]
Message-ID: <CACRpkdaH7sNwwbEBVOGGHbUzGJ1SC9wdx+ULfwAc3FzCO=E-zQ@mail.gmail.com> (raw)
In-Reply-To: <CAOAMb1BgcvBb6KHaZbwbh0rq8r1WfAtdCeZJexfaYoOwGfU7Sg@mail.gmail.com>

On Mon, Jan 14, 2013 at 8:27 AM, Chanho Min <chanho.min@lge.com> wrote:

> We just want to use this HW function even if SW support is needed.
> Anyway, It was very useful for megabyte rate chips.

So RX DMA will not be enabled for things like console, but
accelerators etc. OK that's perfectly valid.

Looking back at the patch, do you know if we can get rid of
some of the #ifdefs and have this like a runtime switch set in
struct amba_pl011_data or Device Tree?

Yours,
Linus Walleij

  reply	other threads:[~2013-01-14  7:56 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <50efad8d.84fc440a.589e.ffff9546SMTPIN_ADDED_BROKEN@mx.google.com>
2013-01-11 18:34 ` [PATCH] ARM: PL011: Add support for Rx DMA buffer polling Linus Walleij
     [not found]   ` <50f107aa.894e420a.596a.ffffe3f6SMTPIN_ADDED_BROKEN@mx.google.com>
2013-01-14  0:04     ` Linus Walleij
2013-01-14  0:26       ` Russell King - ARM Linux
2013-01-14  6:46         ` Linus Walleij
2013-01-14  7:27           ` Chanho Min
2013-01-14  7:56             ` Linus Walleij [this message]
2013-01-14  8:41             ` Chanho Min
2013-01-22 12:45               ` [PATCH v2] " Chanho Min
2013-01-22 13:18                 ` Linus Walleij
2013-01-23  5:07                   ` Chanho Min
2013-01-25 20:25                     ` Greg Kroah-Hartman
2013-01-25 21:26                       ` Russell King - ARM Linux
2013-03-27  9:38 [PATCH] " Chanho Min
2013-03-29 16:19 ` Greg Kroah-Hartman
     [not found] <006c01cdefc2$c7e1cb90$57a562b0$@min@lge.com>
2013-01-11 16:18 ` Russell King - ARM Linux

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