612 	struct bam_async_desc *async_desc;  in bam_prep_slave_sg()  local
629 	async_desc = kzalloc(struct_size(async_desc, desc, num_alloc),  in bam_prep_slave_sg()
632 	if (!async_desc)  in bam_prep_slave_sg()
636 		async_desc->flags |= DESC_FLAG_NWD;  in bam_prep_slave_sg()
639 		async_desc->flags |= DESC_FLAG_EOT;  in bam_prep_slave_sg()
641 	async_desc->num_desc = num_alloc;  in bam_prep_slave_sg()
642 	async_desc->curr_desc = async_desc->desc;  in bam_prep_slave_sg()
643 	async_desc->dir = direction;  in bam_prep_slave_sg()
646 	desc = async_desc->desc;  in bam_prep_slave_sg()
667 			async_desc->length += le16_to_cpu(desc->size);  in bam_prep_slave_sg()
672 	return vchan_tx_prep(&bchan->vc, &async_desc->vd, flags);  in bam_prep_slave_sg()
686 	struct bam_async_desc *async_desc, *tmp;  in bam_dma_terminate_all()  local
706 		async_desc = list_first_entry(&bchan->desc_list,  in bam_dma_terminate_all()
708 		bam_chan_init_hw(bchan, async_desc->dir);  in bam_dma_terminate_all()
711 	list_for_each_entry_safe(async_desc, tmp,  in bam_dma_terminate_all()
713 		list_add(&async_desc->vd.node, &bchan->vc.desc_issued);  in bam_dma_terminate_all()
714 		list_del(&async_desc->desc_node);  in bam_dma_terminate_all()
788 	struct bam_async_desc *async_desc, *tmp;  in process_channel_irqs()  local
819 		list_for_each_entry_safe(async_desc, tmp,  in process_channel_irqs()
822 			if (avail < async_desc->xfer_len)  in process_channel_irqs()
826 			bchan->head += async_desc->xfer_len;  in process_channel_irqs()
829 			async_desc->num_desc -= async_desc->xfer_len;  in process_channel_irqs()
830 			async_desc->curr_desc += async_desc->xfer_len;  in process_channel_irqs()
831 			avail -= async_desc->xfer_len;  in process_channel_irqs()
838 			if (!async_desc->num_desc) {  in process_channel_irqs()
839 				vchan_cookie_complete(&async_desc->vd);  in process_channel_irqs()
841 				list_add(&async_desc->vd.node,  in process_channel_irqs()
844 			list_del(&async_desc->desc_node);  in process_channel_irqs()
906 	struct bam_async_desc *async_desc;  in bam_tx_status()  local
925 		list_for_each_entry(async_desc, &bchan->desc_list, desc_node) {  in bam_tx_status()
926 			if (async_desc->vd.tx.cookie != cookie)  in bam_tx_status()
929 			for (i = 0; i < async_desc->num_desc; i++)  in bam_tx_status()
931 						async_desc->curr_desc[i].size);  in bam_tx_status()
977 	struct bam_async_desc *async_desc = NULL;  in bam_start_dma()  local
997 		async_desc = container_of(vd, struct bam_async_desc, vd);  in bam_start_dma()
1001 			bam_chan_init_hw(bchan, async_desc->dir);  in bam_start_dma()
1005 			bam_apply_new_config(bchan, async_desc->dir);  in bam_start_dma()
1007 		desc = async_desc->curr_desc;  in bam_start_dma()
1011 		if (async_desc->num_desc > avail)  in bam_start_dma()
1012 			async_desc->xfer_len = avail;  in bam_start_dma()
1014 			async_desc->xfer_len = async_desc->num_desc;  in bam_start_dma()
1017 		if (async_desc->num_desc == async_desc->xfer_len)  in bam_start_dma()
1018 			desc[async_desc->xfer_len - 1].flags |=  in bam_start_dma()
1019 						cpu_to_le16(async_desc->flags);  in bam_start_dma()
1023 		dmaengine_desc_get_callback(&async_desc->vd.tx, &cb);  in bam_start_dma()
1033 		if (((avail <= async_desc->xfer_len) || !vd ||  in bam_start_dma()
1035 		    !(async_desc->flags & DESC_FLAG_EOT))  in bam_start_dma()
1036 			desc[async_desc->xfer_len - 1].flags |=  in bam_start_dma()
1039 		if (bchan->tail + async_desc->xfer_len > MAX_DESCRIPTORS) {  in bam_start_dma()
1045 			       (async_desc->xfer_len - partial) *  in bam_start_dma()
1049 			       async_desc->xfer_len *  in bam_start_dma()
1053 		bchan->tail += async_desc->xfer_len;  in bam_start_dma()
1055 		list_add_tail(&async_desc->desc_node, &bchan->desc_list);  in bam_start_dma()
1119 	struct bam_async_desc *async_desc = container_of(vd,  in bam_dma_free_desc()  local
1122 	kfree(async_desc);  in bam_dma_free_desc()