20 static int get_engine_number(struct meson_dev *mc)  in get_engine_number()  argument
22 	return atomic_inc_return(&mc->flow) % MAXFLOW;  in get_engine_number()
89 	struct meson_dev *mc = op->mc;  in meson_cipher()  local
106 	dev_dbg(mc->dev, "%s %s %u %x IV(%u) key=%u flow=%d\n", __func__,  in meson_cipher()
114 	mc->chanlist[flow].stat_req++;  in meson_cipher()
132 			dev_err(mc->dev, "invalid ivsize=%d vs len=%d\n", ivsize, areq->cryptlen);  in meson_cipher()
152 	phykeyiv = dma_map_single(mc->dev, bkeyiv, keyivlen,  in meson_cipher()
154 	err = dma_mapping_error(mc->dev, phykeyiv);  in meson_cipher()
156 		dev_err(mc->dev, "Cannot DMA MAP KEY IV\n");  in meson_cipher()
164 		desc = &mc->chanlist[flow].tl[tloffset];  in meson_cipher()
178 		nr_sgs = dma_map_sg(mc->dev, areq->src, sg_nents(areq->src),  in meson_cipher()
181 			dev_err(mc->dev, "Invalid SG count %d\n", nr_sgs);  in meson_cipher()
187 		nr_sgs = dma_map_sg(mc->dev, areq->src, sg_nents(areq->src),  in meson_cipher()
190 			dev_err(mc->dev, "Invalid SG count %d\n", nr_sgs);  in meson_cipher()
194 		nr_sgd = dma_map_sg(mc->dev, areq->dst, sg_nents(areq->dst),  in meson_cipher()
197 			dev_err(mc->dev, "Invalid SG count %d\n", nr_sgd);  in meson_cipher()
207 		desc = &mc->chanlist[flow].tl[tloffset];  in meson_cipher()
226 	reinit_completion(&mc->chanlist[flow].complete);  in meson_cipher()
227 	mc->chanlist[flow].status = 0;  in meson_cipher()
228 	writel(mc->chanlist[flow].t_phy | 2, mc->base + (flow << 2));  in meson_cipher()
229 	wait_for_completion_interruptible_timeout(&mc->chanlist[flow].complete,  in meson_cipher()
231 	if (mc->chanlist[flow].status == 0) {  in meson_cipher()
232 		dev_err(mc->dev, "DMA timeout for flow %d\n", flow);  in meson_cipher()
236 	dma_unmap_single(mc->dev, phykeyiv, keyivlen, DMA_TO_DEVICE);  in meson_cipher()
239 		dma_unmap_sg(mc->dev, areq->src, sg_nents(areq->src), DMA_BIDIRECTIONAL);  in meson_cipher()
241 		dma_unmap_sg(mc->dev, areq->src, sg_nents(areq->src), DMA_TO_DEVICE);  in meson_cipher()
242 		dma_unmap_sg(mc->dev, areq->dst, sg_nents(areq->dst), DMA_FROM_DEVICE);  in meson_cipher()
286 	e = get_engine_number(op->mc);  in meson_skdecrypt()
287 	engine = op->mc->chanlist[e].engine;  in meson_skdecrypt()
304 	e = get_engine_number(op->mc);  in meson_skencrypt()
305 	engine = op->mc->chanlist[e].engine;  in meson_skencrypt()
322 	op->mc = algt->mc;  in meson_cipher_init()
326 		dev_err(op->mc->dev, "ERROR: Cannot allocate fallback for %s %ld\n",  in meson_cipher_init()
353 	struct meson_dev *mc = op->mc;  in meson_aes_setkey()  local
366 		dev_dbg(mc->dev, "ERROR: Invalid keylen %u\n", keylen);  in meson_aes_setkey()