mmc: msm_sdcc: Handle dma resource not present case
If DMA resource is not available then SDCC driver should atleast work in PIO data transfer mode. Signed-off-by: NSubhash Jadavani <subhashj@codeaurora.org> Signed-off-by: NSahitya Tummala <stummala@codeaurora.org> Signed-off-by: NDavid Brown <davidb@codeaurora.org> Signed-off-by: NChris Ball <cjb@laptop.org>
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