linux-kernel - Re: [PATCH v2] spi: QUP based bus driver for Qualcomm MSM chipsets

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Date:	Mon, 23 Jan 2012 05:56:26 -0700
From:	Grant Likely <grant.likely@...retlab.ca>
To:	Wolfram Sang <w.sang@...gutronix.de>
Cc:	Harini Jayaraman <harinij@...eaurora.org>, bryanh@...eaurora.org,
	linux-arm-msm@...r.kernel.org, linux-kernel@...r.kernel.org,
	kheitke@...eaurora.org, spi-devel-general@...ts.sourceforge.net,
	davidb@...eaurora.org, linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v2] spi: QUP based bus driver for Qualcomm MSM chipsets

On Wed, Dec 07, 2011 at 11:37:58PM +0100, Wolfram Sang wrote:
> On Mon, Nov 14, 2011 at 02:58:27PM -0700, Harini Jayaraman wrote:
> > This bus driver supports the QUP SPI hardware controller in the Qualcomm
> > MSM SOCs. The Qualcomm Universal Peripheral Engine (QUP) is a general
> > purpose data path engine with input/output FIFOs and an embedded SPI
> > mini-core. The driver currently supports only FIFO mode.
> > 
> > Signed-off-by: Harini Jayaraman <harinij@...eaurora.org>
> 
> Wow, this driver is huge. This is a rough review only, mainly to see
> what can go away. This will make further reviews easier.
> 
> > ---
> > v2: Updated copyright information (addresses comments from Bryan Huntsman).
> >     Files renamed.
> > ---
> >  drivers/spi/Kconfig                   |   10 +
> >  drivers/spi/Makefile                  |    1 +
> >  drivers/spi/spi-qup.c                 | 1144 +++++++++++++++++++++++++++++++++
> >  drivers/spi/spi-qup.h                 |  436 +++++++++++++
> >  include/linux/platform_data/msm_spi.h |   19 +
> >  5 files changed, 1610 insertions(+), 0 deletions(-)
> >  create mode 100644 drivers/spi/spi-qup.c
> >  create mode 100644 drivers/spi/spi-qup.h

Why the separate header file?  From what I can tell, only spi-qup.c
uses it, so the definitions should be directly in spi-qup.c.

g.
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