linux-kernel - RE: [PATCH 06/13] DMAENGINE: driver for the ARM PL080/PL081 PrimeCells

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Message-id: <002001cb0c75$0a54fd00$1efef700$%kim@samsung.com>
Date:	Tue, 15 Jun 2010 19:25:08 +0900
From:	Kukjin Kim <kgene.kim@...sung.com>
To:	'Linus Walleij' <linus.walleij@...ricsson.com>,
	'Dan Williams' <dan.j.williams@...el.com>,
	linux-arm-kernel@...ts.infradead.org, yuanyabin1978@...a.com
Cc:	linux-kernel@...r.kernel.org,
	'Peter Pearse' <peter.pearse@....com>,
	'Ben Dooks' <ben-linux@...ff.org>,
	'Alessandro Rubini' <rubini@...pv.it>,
	'Viresh Kumar' <viresh.kumar@...com>
Subject: RE: [PATCH 06/13] DMAENGINE: driver for the ARM PL080/PL081 PrimeCells

Linus Walleij wrote:
> 
> This creates a DMAengine driver for the ARM PL080/PL081 PrimeCells
> based on the implementation earlier submitted by Peter Pearse.
> This is working like a charm for memcpy on the PB11MPCore, but
> slave DMA to devices is still not working.
> 
> This DMA controller is used in mostly unmodified form in the ARM
> RealView and Versatile platforms, in the ST-Ericsson Nomadik, and
> in the ST SPEAr platform.
> 
> It has been converted to use the header from the Samsung PL080
> derivate instead of its own defintions, and can potentially support
> several controllers in the same system.
> 
> Cc: Peter Pearse <peter.pearse@....com>
> Cc: Ben Dooks <ben-linux@...ff.org>
> Cc: Kukjin Kim <kgene.kim@...sung.com>

Looks good, but please give me some time to test on the board(SMDK6410).
If any problem, let you know. Of course no problem, will ack.

> Cc: Alessandro Rubini <rubini@...pv.it>
> Cc: Viresh Kumar <viresh.kumar@...com>
> Signed-off-by: Linus Walleij <linus.walleij@...ricsson.com>
> ---
>  arch/arm/include/asm/hardware/pl080.h |    2 +
>  drivers/dma/Kconfig                   |    9 +
>  drivers/dma/Makefile                  |    1 +
>  drivers/dma/amba-pl08x.c              | 1925
> +++++++++++++++++++++++++++++++++
>  include/linux/amba/pl08x.h            |  173 +++
>  5 files changed, 2110 insertions(+), 0 deletions(-)
>  create mode 100644 drivers/dma/amba-pl08x.c
>  create mode 100644 include/linux/amba/pl08x.h
> 
(snip)

Thanks.

Best regards,
Kgene.
--
Kukjin Kim <kgene.kim@...sung.com>, Senior Engineer,
SW Solution Development Team, Samsung Electronics Co., Ltd.

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