On Wed, Sep 24, 2014 at 01:35:38PM +0300, Andy Shevchenko wrote: > On Wed, 2014-09-24 at 09:44 +0100, Mark Brown wrote: > > On Thu, Sep 18, 2014 at 08:08:54PM +0300, Andy Shevchenko wrote: > > > Though intel-mid-dma does not follow a new DMA workflow let's prepare SPI > > > DW > > > driver for that.
> > I don't understand what this change is supposed to do - what is "a new > > DMA workflow"? > The client is obliged to call dma_async_issue_pending() which starts the > actual transfers. Old DMA drivers do not follow this, since requirement > was introduced in 2011 IIRC. > Current DMA driver for spi-dw doesn't follow this, but dw_dmac does. So be specific about it missing the call so someone reading the changelog can understand what this is supposed to do.
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