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From: Stephen Street <stephen@streetfiresound.com>
To: David Brownell <david-b@pacbell.net>
Cc: eemike@gmail.com, Linux Kernel list <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH/RFC] simple SPI controller on PXA2xx SSP port, refresh
Date: Fri, 04 Nov 2005 10:52:45 -0800	[thread overview]
Message-ID: <1131130365.426.33.camel@localhost.localdomain> (raw)
In-Reply-To: <200511031615.22630.david-b@pacbell.net>

On Thu, 2005-11-03 at 16:15 -0800, David Brownell wrote:
> Stephen persuaded me to add controller_data too, which is stored in
> "struct spi_device".  His PXA SPI controller driver uses that for a
> structure holding what I'd call DMA tuning information, plus a function
> that tweaks the GPIO used for a chipselect.  Treat it as readonly.
> 
> Controller drivers can have two different kinds of state in each
> spi_device:  static, and dynamic/runtime.  The names used for them
> are IMO very confusing (platform_data and controller_data) since
> they don't mean the same as those names do in board_info.  I'd take
> a patch to provide better names for those two.  :)

I agree, the names are bad...  How about modifying struct spi_board_info
to

struct spi_board_info {
...

	void *slave_data;
	void *master_data; 
...
};

-Stephen





  reply	other threads:[~2005-11-04 18:52 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-11-04  0:15 [PATCH/RFC] simple SPI controller on PXA2xx SSP port, refresh David Brownell
2005-11-04 18:52 ` Stephen Street [this message]
2005-11-04 20:16   ` David Brownell
2005-11-04 23:38     ` Stephen Street
2005-11-05  0:54       ` David Brownell
2005-11-05  2:28         ` Stephen Street
2005-11-05 20:58           ` David Brownell
  -- strict thread matches above, loose matches on Subject: below --
2005-10-25 23:48 stephen
2005-10-27 11:33 ` Mike Lee
2005-10-27 16:41   ` Stephen Street
2005-10-29 18:25     ` Mike Lee
2005-11-01 18:35       ` Stephen Street
2005-11-03  9:37         ` Mike Lee
2005-11-04 18:11           ` Stephen Street
2005-11-04 20:36             ` Mark Underwood
2005-11-07 20:43               ` Mark Underwood

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