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From: Mark Brown <broonie@kernel.org>
To: Sergey Suloev <ssuloev@orpaltech.com>
Cc: Maxime Ripard <maxime.ripard@bootlin.com>,
	Chen-Yu Tsai <wens@csie.org>,
	linux-kernel@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org, linux-spi@vger.kernel.org
Subject: Re: [PATCH v3 3/6] spi: sun6i: restrict transfer length in PIO-mode
Date: Mon, 9 Apr 2018 11:50:01 +0100	[thread overview]
Message-ID: <20180409105001.GC11532@sirena.org.uk> (raw)
In-Reply-To: <94a394bd-89bf-9334-c500-4cbadf4c1044@orpaltech.com>

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On Mon, Apr 09, 2018 at 01:26:23PM +0300, Sergey Suloev wrote:
> On 04/09/2018 12:27 PM, Maxime Ripard wrote:
> > On Fri, Apr 06, 2018 at 06:48:23PM +0300, Sergey Suloev wrote:
> > > On 04/06/2018 10:34 AM, Maxime Ripard wrote:

> > > According to what you said the driver must implement
> > > "transfer_one_message" instead of "transfer_one"

> > I'm not sure what makes you think that I said that.

> Because current implementation tries to send more than FIFO-depth of data in
> a single call to "transfer_one" which is wrong.

No, that's absolutely not the case.  All any of these functions has to
do is transfer whatever they were asked to, how they do it is not at all
important to the framework.

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  reply	other threads:[~2018-04-09 10:50 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-04-03 15:44 [PATCH v3 0/6] spi: Add support for DMA transfers in sun6i SPI driver Sergey Suloev
2018-04-03 15:44 ` [PATCH v3 1/6] spi: sun6i: coding style/readability improvements Sergey Suloev
2018-04-04  6:45   ` Maxime Ripard
2018-04-03 15:44 ` [PATCH v3 2/6] spi: sun6i: handle chip select polarity flag Sergey Suloev
2018-04-03 15:44 ` [PATCH v3 3/6] spi: sun6i: restrict transfer length in PIO-mode Sergey Suloev
2018-04-04  6:50   ` Maxime Ripard
2018-04-04 11:35     ` Sergey Suloev
2018-04-05  9:19       ` Maxime Ripard
2018-04-05  9:59         ` Sergey Suloev
2018-04-05 13:17           ` Mark Brown
2018-04-05 13:44             ` Sergey Suloev
2018-04-06  7:34               ` Maxime Ripard
2018-04-06 15:48                 ` Sergey Suloev
2018-04-09  9:27                   ` Maxime Ripard
2018-04-09 10:26                     ` Sergey Suloev
2018-04-09 10:50                       ` Mark Brown [this message]
2018-04-09 11:10                         ` Sergey Suloev
2018-04-09 11:27                           ` Mark Brown
2018-04-09 11:36                           ` Maxime Ripard
2018-04-09 11:59                             ` Sergey Suloev
2018-04-10 14:05                               ` Maxime Ripard
2018-04-06 15:54                 ` Sergey Suloev
2018-04-05 10:07         ` Mark Brown
2018-04-03 15:44 ` [PATCH v3 4/6] spi: sun6i: use completion provided by SPI core Sergey Suloev
2018-04-04  6:53   ` Maxime Ripard
2018-04-03 15:44 ` [PATCH v3 5/6] spi: sun6i: introduce register set/unset helpers Sergey Suloev
2018-04-04  1:32   ` kbuild test robot
2018-04-04  7:02   ` Maxime Ripard
2018-04-03 15:44 ` [PATCH v3 6/6] spi: sun6i: add DMA transfers support Sergey Suloev
2018-04-04  7:00   ` Maxime Ripard

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