464 void acomp_walk_done_src(struct acomp_walk *walk, int used)  in acomp_walk_done_src()  argument
466 	walk->slen -= used;  in acomp_walk_done_src()
467 	if ((walk->flags & ACOMP_WALK_SRC_LINEAR))  in acomp_walk_done_src()
468 		scatterwalk_advance(&walk->in, used);  in acomp_walk_done_src()
470 		scatterwalk_done_src(&walk->in, used);  in acomp_walk_done_src()
472 	if ((walk->flags & ACOMP_WALK_SLEEP))  in acomp_walk_done_src()
477 void acomp_walk_done_dst(struct acomp_walk *walk, int used)  in acomp_walk_done_dst()  argument
479 	walk->dlen -= used;  in acomp_walk_done_dst()
480 	if ((walk->flags & ACOMP_WALK_DST_LINEAR))  in acomp_walk_done_dst()
481 		scatterwalk_advance(&walk->out, used);  in acomp_walk_done_dst()
483 		scatterwalk_done_dst(&walk->out, used);  in acomp_walk_done_dst()
485 	if ((walk->flags & ACOMP_WALK_SLEEP))  in acomp_walk_done_dst()
490 int acomp_walk_next_src(struct acomp_walk *walk)  in acomp_walk_next_src()  argument
492 	unsigned int slen = walk->slen;  in acomp_walk_next_src()
495 	if (!preempt_model_preemptible() && (walk->flags & ACOMP_WALK_SLEEP))  in acomp_walk_next_src()
497 	if ((walk->flags & ACOMP_WALK_SRC_LINEAR)) {  in acomp_walk_next_src()
498 		walk->in.__addr = (void *)(((u8 *)walk->in.sg) +  in acomp_walk_next_src()
499 					   walk->in.offset);  in acomp_walk_next_src()
503 	return slen ? scatterwalk_next(&walk->in, slen) : 0;  in acomp_walk_next_src()
507 int acomp_walk_next_dst(struct acomp_walk *walk)  in acomp_walk_next_dst()  argument
509 	unsigned int dlen = walk->dlen;  in acomp_walk_next_dst()
512 	if (!preempt_model_preemptible() && (walk->flags & ACOMP_WALK_SLEEP))  in acomp_walk_next_dst()
514 	if ((walk->flags & ACOMP_WALK_DST_LINEAR)) {  in acomp_walk_next_dst()
515 		walk->out.__addr = (void *)(((u8 *)walk->out.sg) +  in acomp_walk_next_dst()
516 					    walk->out.offset);  in acomp_walk_next_dst()
520 	return dlen ? scatterwalk_next(&walk->out, dlen) : 0;  in acomp_walk_next_dst()
524 int acomp_walk_virt(struct acomp_walk *__restrict walk,  in acomp_walk_virt()  argument
530 	walk->slen = req->slen;  in acomp_walk_virt()
531 	walk->dlen = req->dlen;  in acomp_walk_virt()
533 	if (!walk->slen || !walk->dlen)  in acomp_walk_virt()
536 	walk->flags = 0;  in acomp_walk_virt()
538 		walk->flags |= ACOMP_WALK_SLEEP;  in acomp_walk_virt()
540 		walk->flags |= ACOMP_WALK_SRC_LINEAR;  in acomp_walk_virt()
542 		walk->flags |= ACOMP_WALK_DST_LINEAR;  in acomp_walk_virt()
544 	if ((walk->flags & ACOMP_WALK_SRC_LINEAR)) {  in acomp_walk_virt()
545 		walk->in.sg = (void *)req->svirt;  in acomp_walk_virt()
546 		walk->in.offset = 0;  in acomp_walk_virt()
548 		scatterwalk_start(&walk->in, src);  in acomp_walk_virt()
549 	if ((walk->flags & ACOMP_WALK_DST_LINEAR)) {  in acomp_walk_virt()
550 		walk->out.sg = (void *)req->dvirt;  in acomp_walk_virt()
551 		walk->out.offset = 0;  in acomp_walk_virt()
553 		scatterwalk_start(&walk->out, dst);  in acomp_walk_virt()