src_set_la
int (*src_set_la)(void *blk, unsigned int la);
.src_set_la = src_set_la,
.src_set_la = src_set_la,
hw->src_set_la(src->rsc.ctrl_blk, la);
hw->src_set_la(src->rsc.ctrl_blk, 0x1000);
hw->src_set_la(src->rsc.ctrl_blk, 0x1000);
hw->src_set_la(src->rsc.ctrl_blk, 0x1000);
.set_la = src_set_la,