MC_CMD_COMPLETION_POLLING_MAX_SLEEP_USECS
MC_CMD_COMPLETION_POLLING_MAX_SLEEP_USECS);
MC_CMD_COMPLETION_POLLING_MAX_SLEEP_USECS != 0);
udelay(MC_CMD_COMPLETION_POLLING_MAX_SLEEP_USECS);
timeout_usecs -= MC_CMD_COMPLETION_POLLING_MAX_SLEEP_USECS;
udelay(MC_CMD_COMPLETION_POLLING_MAX_SLEEP_USECS);
timeout_usecs -= MC_CMD_COMPLETION_POLLING_MAX_SLEEP_USECS;