Re: [PATCH 4/4] dmaengine: dw_dmac: simplify master selection

[Viresh Kumar]

On 22 March 2013 20:13, Andy Shevchenko
<andriy.shevchenko@xxxxxxxxxxxxxxx> wrote:
> From: Arnd Bergmann <arnd@xxxxxxxx>
>
> The patch to add the common DMA binding added a dummy dw_dma_slave
> structure into the dw_dma_chan structure in order to configure the
> masters correctly. It turns out that this can be simplified if we
> pick the DMA masters in the dwc_alloc_chan_resources function instead
> and save them in the dw_dma_chan structure directly.
>
> This could be simplified further once all users that today use
> dw_dma_slave for configuration get converted to device tree based
> setup instead.
>
> Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>
> Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
> Cc: linux-arm-kernel@xxxxxxxxxxxxxxxxxxx
> ---
>  drivers/dma/dw_dmac.c      | 76 ++++++++++++++++++----------------------------
>  drivers/dma/dw_dmac_regs.h |  5 ++-
>  2 files changed, 33 insertions(+), 48 deletions(-)

Acked-by: Viresh Kumar <viresh.kumar@xxxxxxxxxx>
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