[PATCH v2 4/4] dmaengine: dw_dmac: simplify master selection

Arnd Bergmann arnd at arndb.de
Tue Mar 26 11:02:24 EDT 2013


On Tuesday 26 March 2013, Andy Shevchenko wrote:
> 
> From: Arnd Bergmann <arnd at arndb.de>
> 
> 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 at arndb.de>
> Signed-off-by: Andy Shevchenko <andriy.shevchenko at linux.intel.com>
> Acked-by: Viresh Kumar <viresh.kumar at linaro.org>
> Cc: linux-arm-kernel at lists.infradead.org

Acked-by: Arnd Bergmann <arnd at arndb.de>



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