linux-kernel - Re: [PATCHv2 0/6] dw_dmac: introduce autoconfiguration

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Date:	Thu, 27 Sep 2012 15:35:44 +0530
From:	Vinod Koul <vinod.koul@...ux.intel.com>
To:	Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Cc:	Viresh Kumar <viresh.linux@...il.com>, spear-devel@...t.st.com,
	linux-kernel@...r.kernel.org, Hein Tibosch <hein_tibosch@...oo.es>
Subject: Re: [PATCHv2 0/6] dw_dmac: introduce autoconfiguration

On Fri, 2012-09-21 at 15:05 +0300, Andy Shevchenko wrote:
> Here is a patchset that allows to adapt the driver to the hardware
> configuration during probe time. The hardware should have the specific optional
> parameters enabled. Otherwise the driver will consider values stored in the
> platform data.
> 
> Additionally it brings support of the software LLP transfers. It means that
> normal linked list transfer is substituted by set of single block transfers
> transparently to the user.
> 
> Since v1:
>  - addressed all Viresh's comments.
Applied all, Thanks

> 
> Andy Shevchenko (6):
>   dw_dmac: mark dwc_dump_chan_regs as inline
>   dw_dmac: fill optional encoded parameters in register structure
>   dw_dmac: get number of channels from hardware if possible
>   dw_dmac: autoconfigure block_size or use platform data
>   dw_dmac: autoconfigure data_width or get it via platform data
>   dw_dmac: introduce software emulation of LLP transfers
> 
>  arch/arm/mach-spear13xx/spear13xx.c |    3 +
>  arch/avr32/mach-at32ap/at32ap700x.c |    3 +
>  drivers/dma/dw_dmac.c               |  209 +++++++++++++++++++++++++++++------
>  drivers/dma/dw_dmac_regs.h          |   46 ++++++++
>  include/linux/dw_dmac.h             |    7 ++
>  5 files changed, 235 insertions(+), 33 deletions(-)
> 


-- 
~Vinod

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