141 	struct sun4i_dma_pchan		*pchan;  member
224 	struct sun4i_dma_pchan *pchan = NULL, *pchans = priv->pchans;  in find_and_use_pchan()  local
242 		pchan = &pchans[i];  in find_and_use_pchan()
243 		pchan->vchan = vchan;  in find_and_use_pchan()
249 	return pchan;  in find_and_use_pchan()
253 			  struct sun4i_dma_pchan *pchan)  in release_pchan()  argument
256 	int nr = pchan - priv->pchans;  in release_pchan()
260 	pchan->vchan = NULL;  in release_pchan()
266 static void configure_pchan(struct sun4i_dma_pchan *pchan,  in configure_pchan()  argument
273 	if (pchan->is_dedicated) {  in configure_pchan()
274 		writel_relaxed(d->src, pchan->base + SUN4I_DDMA_SRC_ADDR_REG);  in configure_pchan()
275 		writel_relaxed(d->dst, pchan->base + SUN4I_DDMA_DST_ADDR_REG);  in configure_pchan()
276 		writel_relaxed(d->len, pchan->base + SUN4I_DDMA_BYTE_COUNT_REG);  in configure_pchan()
277 		writel_relaxed(d->para, pchan->base + SUN4I_DDMA_PARA_REG);  in configure_pchan()
278 		writel_relaxed(d->cfg, pchan->base + SUN4I_DDMA_CFG_REG);  in configure_pchan()
280 		writel_relaxed(d->src, pchan->base + SUN4I_NDMA_SRC_ADDR_REG);  in configure_pchan()
281 		writel_relaxed(d->dst, pchan->base + SUN4I_NDMA_DST_ADDR_REG);  in configure_pchan()
282 		writel_relaxed(d->len, pchan->base + SUN4I_NDMA_BYTE_COUNT_REG);  in configure_pchan()
283 		writel_relaxed(d->cfg, pchan->base + SUN4I_NDMA_CFG_REG);  in configure_pchan()
288 				struct sun4i_dma_pchan *pchan,  in set_pchan_interrupt()  argument
292 	int pchan_number = pchan - priv->pchans;  in set_pchan_interrupt()
328 	struct sun4i_dma_pchan *pchan;  in __execute_vchan_pending()  local
335 	pchan = find_and_use_pchan(priv, vchan);  in __execute_vchan_pending()
336 	if (!pchan)  in __execute_vchan_pending()
378 		vchan->pchan = pchan;  in __execute_vchan_pending()
379 		set_pchan_interrupt(priv, pchan, contract->is_cyclic, 1);  in __execute_vchan_pending()
380 		configure_pchan(pchan, promise);  in __execute_vchan_pending()
386 	release_pchan(priv, pchan);  in __execute_vchan_pending()
870 	struct sun4i_dma_pchan *pchan = vchan->pchan;  in sun4i_dma_terminate_all()  local
882 	if (pchan) {  in sun4i_dma_terminate_all()
883 		if (pchan->is_dedicated)  in sun4i_dma_terminate_all()
884 			writel(0, pchan->base + SUN4I_DDMA_CFG_REG);  in sun4i_dma_terminate_all()
886 			writel(0, pchan->base + SUN4I_NDMA_CFG_REG);  in sun4i_dma_terminate_all()
887 		set_pchan_interrupt(priv, pchan, 0, 0);  in sun4i_dma_terminate_all()
888 		release_pchan(priv, pchan);  in sun4i_dma_terminate_all()
895 	vchan->pchan = NULL;  in sun4i_dma_terminate_all()
946 	struct sun4i_dma_pchan *pchan = vchan->pchan;  in sun4i_dma_tx_status()  local
974 	if (promise && pchan) {  in sun4i_dma_tx_status()
976 		if (pchan->is_dedicated)  in sun4i_dma_tx_status()
977 			bytes += readl(pchan->base + SUN4I_DDMA_BYTE_COUNT_REG);  in sun4i_dma_tx_status()
979 			bytes += readl(pchan->base + SUN4I_NDMA_BYTE_COUNT_REG);  in sun4i_dma_tx_status()
1011 	struct sun4i_dma_pchan *pchans = priv->pchans, *pchan;  in sun4i_dma_interrupt()  local
1026 		pchan = &pchans[bit >> 1];  in sun4i_dma_interrupt()
1027 		vchan = pchan->vchan;  in sun4i_dma_interrupt()
1063 				configure_pchan(pchan, promise);  in sun4i_dma_interrupt()
1067 				vchan->pchan = NULL;  in sun4i_dma_interrupt()
1071 				release_pchan(priv, pchan);  in sun4i_dma_interrupt()