mmc: msm_sdcc: add support for CMD23

This patch adds following support in driver:
1. Send CMD23 if requested by MMC core layer for multiblock
   read/write commands.
2. If multi block read/write fails (which was preceded by CMD23)
   then send stop command (CMD12).

Signed-off-by: Subhash Jadavani <subhashj@codeaurora.org>
1 file changed