89 	struct uniphier_xdmac_desc *xd;  member
132 				      struct uniphier_xdmac_desc *xd)  in uniphier_xdmac_chan_start()  argument
140 	src_addr = xd->nodes[xd->cur_node].src;  in uniphier_xdmac_chan_start()
141 	dst_addr = xd->nodes[xd->cur_node].dst;  in uniphier_xdmac_chan_start()
142 	its      = xd->nodes[xd->cur_node].burst_size;  in uniphier_xdmac_chan_start()
143 	tnum     = xd->nodes[xd->cur_node].nr_burst;  in uniphier_xdmac_chan_start()
149 	if (xd->dir == DMA_DEV_TO_MEM) {  in uniphier_xdmac_chan_start()
158 	if (xd->dir == DMA_MEM_TO_DEV) {  in uniphier_xdmac_chan_start()
220 	struct uniphier_xdmac_desc *xd;  in uniphier_xdmac_start()  local
222 	xd = uniphier_xdmac_next_desc(xc);  in uniphier_xdmac_start()
223 	if (xd)  in uniphier_xdmac_start()
224 		uniphier_xdmac_chan_start(xc, xd);  in uniphier_xdmac_start()
227 	xc->xd = xd;  in uniphier_xdmac_start()
248 	} else if ((stat & XDMAC_ID_ENDIDF) && xc->xd) {  in uniphier_xdmac_chan_irq()
249 		xc->xd->cur_node++;  in uniphier_xdmac_chan_irq()
250 		if (xc->xd->cur_node >= xc->xd->nr_node) {  in uniphier_xdmac_chan_irq()
251 			vchan_cookie_complete(&xc->xd->vd);  in uniphier_xdmac_chan_irq()
254 			uniphier_xdmac_chan_start(xc, xc->xd);  in uniphier_xdmac_chan_irq()
285 	struct uniphier_xdmac_desc *xd;  in uniphier_xdmac_prep_dma_memcpy()  local
295 	xd = kzalloc(struct_size(xd, nodes, nr), GFP_NOWAIT);  in uniphier_xdmac_prep_dma_memcpy()
296 	if (!xd)  in uniphier_xdmac_prep_dma_memcpy()
298 	xd->nr_node = nr;  in uniphier_xdmac_prep_dma_memcpy()
302 		xd->nodes[i].src = src;  in uniphier_xdmac_prep_dma_memcpy()
303 		xd->nodes[i].dst = dst;  in uniphier_xdmac_prep_dma_memcpy()
304 		xd->nodes[i].burst_size = burst_size;  in uniphier_xdmac_prep_dma_memcpy()
305 		xd->nodes[i].nr_burst = len / burst_size;  in uniphier_xdmac_prep_dma_memcpy()
312 	xd->dir = DMA_MEM_TO_MEM;  in uniphier_xdmac_prep_dma_memcpy()
313 	xd->cur_node = 0;  in uniphier_xdmac_prep_dma_memcpy()
315 	return vchan_tx_prep(vc, &xd->vd, flags);  in uniphier_xdmac_prep_dma_memcpy()
326 	struct uniphier_xdmac_desc *xd;  in uniphier_xdmac_prep_slave_sg()  local
351 	xd = kzalloc(struct_size(xd, nodes, sg_len), GFP_NOWAIT);  in uniphier_xdmac_prep_slave_sg()
352 	if (!xd)  in uniphier_xdmac_prep_slave_sg()
354 	xd->nr_node = sg_len;  in uniphier_xdmac_prep_slave_sg()
357 		xd->nodes[i].src = (direction == DMA_DEV_TO_MEM)  in uniphier_xdmac_prep_slave_sg()
359 		xd->nodes[i].dst = (direction == DMA_MEM_TO_DEV)  in uniphier_xdmac_prep_slave_sg()
361 		xd->nodes[i].burst_size = maxburst * buswidth;  in uniphier_xdmac_prep_slave_sg()
362 		xd->nodes[i].nr_burst =  in uniphier_xdmac_prep_slave_sg()
363 			sg_dma_len(sg) / xd->nodes[i].burst_size;  in uniphier_xdmac_prep_slave_sg()
373 		if (sg_dma_len(sg) % xd->nodes[i].burst_size) {  in uniphier_xdmac_prep_slave_sg()
376 			kfree(xd);  in uniphier_xdmac_prep_slave_sg()
380 		if (xd->nodes[i].nr_burst > XDMAC_MAX_WORDS) {  in uniphier_xdmac_prep_slave_sg()
383 			kfree(xd);  in uniphier_xdmac_prep_slave_sg()
388 	xd->dir = direction;  in uniphier_xdmac_prep_slave_sg()
389 	xd->cur_node = 0;  in uniphier_xdmac_prep_slave_sg()
391 	return vchan_tx_prep(vc, &xd->vd, flags);  in uniphier_xdmac_prep_slave_sg()
415 	if (xc->xd) {  in uniphier_xdmac_terminate_all()
416 		vchan_terminate_vdesc(&xc->xd->vd);  in uniphier_xdmac_terminate_all()
417 		xc->xd = NULL;  in uniphier_xdmac_terminate_all()
443 	if (vchan_issue_pending(vc) && !xc->xd)  in uniphier_xdmac_issue_pending()