crypto/amcc/crypto4xx_core.c

170 	dev->pdr = dma_alloc_coherent(dev->core_dev->device,
179 		dma_free_coherent(dev->core_dev->device,
185 	dev->shadow_sa_pool = dma_alloc_coherent(dev->core_dev->device,
192 	dev->shadow_sr_pool = dma_alloc_coherent(dev->core_dev->device,
219 		dma_free_coherent(dev->core_dev->device,
224 		dma_free_coherent(dev->core_dev->device,
229 		dma_free_coherent(dev->core_dev->device,
258 	spin_lock_irqsave(&dev->core_dev->lock, flags);
266 	spin_unlock_irqrestore(&dev->core_dev->lock, flags);
278 	dev->gdr = dma_alloc_coherent(dev->core_dev->device,
290 		dma_free_coherent(dev->core_dev->device,
325 	spin_lock_irqsave(&dev->core_dev->lock, flags);
327 		spin_unlock_irqrestore(&dev->core_dev->lock, flags);
336 	spin_unlock_irqrestore(&dev->core_dev->lock, flags);
359 		dma_alloc_coherent(dev->core_dev->device,
366 	dev->sdr = dma_alloc_coherent(dev->core_dev->device,
383 		dma_free_coherent(dev->core_dev->device,
388 		dma_free_coherent(dev->core_dev->device,
424 	spin_lock_irqsave(&dev->core_dev->lock, flags);
426 		spin_unlock_irqrestore(&dev->core_dev->lock, flags);
433 	spin_unlock_irqrestore(&dev->core_dev->lock, flags);
533 		dma_unmap_page(dev->core_dev->device, pd->dest, dst->length,
586 		dma_unmap_page(dev->core_dev->device, pd->dest, dst->length,
651 static void crypto4xx_stop_all(struct crypto4xx_core_device *core_dev)
653 	crypto4xx_destroy_pdr(core_dev->dev);
654 	crypto4xx_destroy_gdr(core_dev->dev);
655 	crypto4xx_destroy_sdr(core_dev->dev);
656 	iounmap(core_dev->dev->ce_base);
657 	kfree(core_dev->dev);
658 	kfree(core_dev);
723 		dev_err(dev->core_dev->device, "Invalid number of src SG.\n");
754 	spin_lock_irqsave(&dev->core_dev->lock, flags);
775 			spin_unlock_irqrestore(&dev->core_dev->lock, flags);
783 			spin_unlock_irqrestore(&dev->core_dev->lock, flags);
792 			spin_unlock_irqrestore(&dev->core_dev->lock, flags);
802 		spin_unlock_irqrestore(&dev->core_dev->lock, flags);
805 	spin_unlock_irqrestore(&dev->core_dev->lock, flags);
844 			gd->ptr = dma_map_page(dev->core_dev->device,
858 		pd->src = (u32)dma_map_page(dev->core_dev->device, sg_page(src),
877 		pd->dest = (u32)dma_map_page(dev->core_dev->device,
1076 	struct crypto4xx_core_device *core_dev = dev_get_drvdata(dev);
1079 	u32 tail = core_dev->dev->pdr_tail;
1080 	u32 head = core_dev->dev->pdr_head;
1083 		pd_uinfo = &core_dev->dev->pdr_uinfo[tail];
1084 		pd = &core_dev->dev->pdr[tail];
1089 			crypto4xx_pd_done(core_dev->dev, tail);
1090 			tail = crypto4xx_put_pd_to_pdr(core_dev->dev, tail);
1105 	struct crypto4xx_core_device *core_dev = dev_get_drvdata(dev);
1107 	writel(clr_val, core_dev->dev->ce_base + CRYPTO4XX_INT_CLR);
1108 	tasklet_schedule(&core_dev->tasklet);
1174 	mutex_lock(&dev->core_dev->rng_lock);
1176 	mutex_unlock(&dev->core_dev->rng_lock);
1338 	struct crypto4xx_core_device *core_dev;
1377 	core_dev = kzalloc(sizeof(struct crypto4xx_core_device), GFP_KERNEL);
1378 	if (!core_dev)
1381 	dev_set_drvdata(dev, core_dev);
1382 	core_dev->ofdev = ofdev;
1383 	core_dev->dev = kzalloc(sizeof(struct crypto4xx_device), GFP_KERNEL);
1385 	if (!core_dev->dev)
1402 	core_dev->dev->core_dev = core_dev;
1403 	core_dev->dev->is_revb = is_revb;
1404 	core_dev->device = dev;
1405 	mutex_init(&core_dev->rng_lock);
1406 	spin_lock_init(&core_dev->lock);
1407 	INIT_LIST_HEAD(&core_dev->dev->alg_list);
1408 	ratelimit_default_init(&core_dev->dev->aead_ratelimit);
1409 	rc = crypto4xx_build_sdr(core_dev->dev);
1412 	rc = crypto4xx_build_pdr(core_dev->dev);
1416 	rc = crypto4xx_build_gdr(core_dev->dev);
1421 	tasklet_init(&core_dev->tasklet, crypto4xx_bh_tasklet_cb,
1424 	core_dev->dev->ce_base = of_iomap(ofdev->dev.of_node, 0);
1425 	if (!core_dev->dev->ce_base) {
1432 	core_dev->irq = irq_of_parse_and_map(ofdev->dev.of_node, 0);
1433 	rc = request_irq(core_dev->irq, is_revb ?
1441 	crypto4xx_hw_init(core_dev->dev);
1444 	rc = crypto4xx_register_alg(core_dev->dev, crypto4xx_alg,
1449 	ppc4xx_trng_probe(core_dev);
1453 	free_irq(core_dev->irq, dev);
1455 	irq_dispose_mapping(core_dev->irq);
1456 	iounmap(core_dev->dev->ce_base);
1458 	tasklet_kill(&core_dev->tasklet);
1460 	crypto4xx_destroy_sdr(core_dev->dev);
1461 	crypto4xx_destroy_gdr(core_dev->dev);
1462 	crypto4xx_destroy_pdr(core_dev->dev);
1463 	kfree(core_dev->dev);
1465 	kfree(core_dev);
1473 	struct crypto4xx_core_device *core_dev = dev_get_drvdata(dev);
1475 	ppc4xx_trng_remove(core_dev);
1477 	free_irq(core_dev->irq, dev);
1478 	irq_dispose_mapping(core_dev->irq);
1480 	tasklet_kill(&core_dev->tasklet);
1482 	crypto4xx_unregister_alg(core_dev->dev);
1483 	mutex_destroy(&core_dev->rng_lock);
1485 	crypto4xx_stop_all(core_dev);