Hi Guennadi,
On Thu, Nov 11, 2010 at 12:19:47PM +0100, Guennadi Liakhovetski wrote:
> The easiest way to fall back to PIO, when a DMA descriptor allocation fails is
> to disable DMA on the controller but continue with the current request in PIO
> mode. This way tmio_mmc_start_dma() can become void
The easiest way to fall back to PIO, when a DMA descriptor allocation fails is
to disable DMA on the controller but continue with the current request in PIO
mode. This way tmio_mmc_start_dma() can become void, since it cannot be failing
any more. The current version is also broken: it is testing a