SDIO: Fix for non word-aligned address for SDIO host in DMA mode

For SDIO host in DMA mode, when memory address is not aligned
to DMA element size, switch to polling mode for that transfer.

ST-Ericsson Id:ER 264340
Signed-off-by: Jayeeta Banerjee <jayeeta.banerjee@stericsson.com>

Reviewed-on: http://gerrit.lud.stericsson.com/gerrit/1922
Reviewed-by: Jayeeta BANDYOPADHYAY <jayeeta.banerjee@stericsson.com>
Tested-by: Jayeeta BANDYOPADHYAY <jayeeta.banerjee@stericsson.com>
Reviewed-by: Jonas ABERG <jonas.aberg@stericsson.com>
Signed-off-by: Mian Yousaf Kaukab <mian.yousaf.kaukab@stericsson.com>
Change-Id: I9fa83f070f11a272c2a8cce299bfe81b769edf8b
Reviewed-on: http://gerrit.lud.stericsson.com/gerrit/2638
1 file changed