mmc-utils: use MMC_IOC_MULTI_CMD for RPMB access

On some systems which use MMC as a main storage device
it is possible that RPMB commands are mixed with
generic MMC access commands which invalidates RPMB.

This patch uses MMC_IOC_MULTI_CMD.

Signed-off-by: Clément Péron <peron.clem@gmail.com>
Reviewed-by: Avri Altman <avri.altman@wdc.com>
Signed-off-by: Chris Ball <chris@printf.net>
1 file changed