654 	struct bam_async_desc *async_desc;  in bam_prep_slave_sg()  local
671 	async_desc = kzalloc(struct_size(async_desc, desc, num_alloc),  in bam_prep_slave_sg()
674 	if (!async_desc)  in bam_prep_slave_sg()
678 		async_desc->flags |= DESC_FLAG_NWD;  in bam_prep_slave_sg()
681 		async_desc->flags |= DESC_FLAG_EOT;  in bam_prep_slave_sg()
683 	async_desc->num_desc = num_alloc;  in bam_prep_slave_sg()
684 	async_desc->curr_desc = async_desc->desc;  in bam_prep_slave_sg()
685 	async_desc->dir = direction;  in bam_prep_slave_sg()
688 	desc = async_desc->desc;  in bam_prep_slave_sg()
709 			async_desc->length += le16_to_cpu(desc->size);  in bam_prep_slave_sg()
714 	return vchan_tx_prep(&bchan->vc, &async_desc->vd, flags);  in bam_prep_slave_sg()
728 	struct bam_async_desc *async_desc, *tmp;  in bam_dma_terminate_all()  local
748 		async_desc = list_first_entry(&bchan->desc_list,  in bam_dma_terminate_all()
750 		bam_chan_init_hw(bchan, async_desc->dir);  in bam_dma_terminate_all()
753 	list_for_each_entry_safe(async_desc, tmp,  in bam_dma_terminate_all()
755 		list_add(&async_desc->vd.node, &bchan->vc.desc_issued);  in bam_dma_terminate_all()
756 		list_del(&async_desc->desc_node);  in bam_dma_terminate_all()
830 	struct bam_async_desc *async_desc, *tmp;  in process_channel_irqs()  local
861 		list_for_each_entry_safe(async_desc, tmp,  in process_channel_irqs()
864 			if (avail < async_desc->xfer_len)  in process_channel_irqs()
868 			bchan->head += async_desc->xfer_len;  in process_channel_irqs()
871 			async_desc->num_desc -= async_desc->xfer_len;  in process_channel_irqs()
872 			async_desc->curr_desc += async_desc->xfer_len;  in process_channel_irqs()
873 			avail -= async_desc->xfer_len;  in process_channel_irqs()
880 			if (!async_desc->num_desc) {  in process_channel_irqs()
881 				vchan_cookie_complete(&async_desc->vd);  in process_channel_irqs()
883 				list_add(&async_desc->vd.node,  in process_channel_irqs()
886 			list_del(&async_desc->desc_node);  in process_channel_irqs()
948 	struct bam_async_desc *async_desc;  in bam_tx_status()  local
967 		list_for_each_entry(async_desc, &bchan->desc_list, desc_node) {  in bam_tx_status()
968 			if (async_desc->vd.tx.cookie != cookie)  in bam_tx_status()
971 			for (i = 0; i < async_desc->num_desc; i++)  in bam_tx_status()
973 						async_desc->curr_desc[i].size);  in bam_tx_status()
1019 	struct bam_async_desc *async_desc = NULL;  in bam_start_dma()  local
1039 		async_desc = container_of(vd, struct bam_async_desc, vd);  in bam_start_dma()
1043 			bam_chan_init_hw(bchan, async_desc->dir);  in bam_start_dma()
1047 			bam_apply_new_config(bchan, async_desc->dir);  in bam_start_dma()
1049 		desc = async_desc->curr_desc;  in bam_start_dma()
1053 		if (async_desc->num_desc > avail)  in bam_start_dma()
1054 			async_desc->xfer_len = avail;  in bam_start_dma()
1056 			async_desc->xfer_len = async_desc->num_desc;  in bam_start_dma()
1059 		if (async_desc->num_desc == async_desc->xfer_len)  in bam_start_dma()
1060 			desc[async_desc->xfer_len - 1].flags |=  in bam_start_dma()
1061 						cpu_to_le16(async_desc->flags);  in bam_start_dma()
1065 		dmaengine_desc_get_callback(&async_desc->vd.tx, &cb);  in bam_start_dma()
1075 		if (((avail <= async_desc->xfer_len) || !vd ||  in bam_start_dma()
1077 		    !(async_desc->flags & DESC_FLAG_EOT))  in bam_start_dma()
1078 			desc[async_desc->xfer_len - 1].flags |=  in bam_start_dma()
1081 		if (bchan->tail + async_desc->xfer_len > MAX_DESCRIPTORS) {  in bam_start_dma()
1087 			       (async_desc->xfer_len - partial) *  in bam_start_dma()
1091 			       async_desc->xfer_len *  in bam_start_dma()
1095 		bchan->tail += async_desc->xfer_len;  in bam_start_dma()
1097 		list_add_tail(&async_desc->desc_node, &bchan->desc_list);  in bam_start_dma()
1161 	struct bam_async_desc *async_desc = container_of(vd,  in bam_dma_free_desc()  local
1164 	kfree(async_desc);  in bam_dma_free_desc()