1366 	struct atmel_sha_dev *sha_dd = dev_id;  in atmel_sha_irq()  local
1369 	reg = atmel_sha_read(sha_dd, SHA_ISR);  in atmel_sha_irq()
1370 	if (reg & atmel_sha_read(sha_dd, SHA_IMR)) {  in atmel_sha_irq()
1371 		atmel_sha_write(sha_dd, SHA_IDR, reg);  in atmel_sha_irq()
1372 		if (SHA_FLAGS_BUSY & sha_dd->flags) {  in atmel_sha_irq()
1373 			sha_dd->flags |= SHA_FLAGS_OUTPUT_READY;  in atmel_sha_irq()
1374 			if (!(SHA_FLAGS_CPU & sha_dd->flags))  in atmel_sha_irq()
1375 				sha_dd->flags |= SHA_FLAGS_DMA_READY;  in atmel_sha_irq()
1376 			tasklet_schedule(&sha_dd->done_task);  in atmel_sha_irq()
1378 			dev_warn(sha_dd->dev, "SHA interrupt when no active requests.\n");  in atmel_sha_irq()
2558 	struct atmel_sha_dev *sha_dd;  in atmel_sha_probe()  local
2563 	sha_dd = devm_kzalloc(&pdev->dev, sizeof(*sha_dd), GFP_KERNEL);  in atmel_sha_probe()
2564 	if (!sha_dd)  in atmel_sha_probe()
2567 	sha_dd->dev = dev;  in atmel_sha_probe()
2569 	platform_set_drvdata(pdev, sha_dd);  in atmel_sha_probe()
2571 	INIT_LIST_HEAD(&sha_dd->list);  in atmel_sha_probe()
2572 	spin_lock_init(&sha_dd->lock);  in atmel_sha_probe()
2574 	tasklet_init(&sha_dd->done_task, atmel_sha_done_task,  in atmel_sha_probe()
2575 					(unsigned long)sha_dd);  in atmel_sha_probe()
2576 	tasklet_init(&sha_dd->queue_task, atmel_sha_queue_task,  in atmel_sha_probe()
2577 					(unsigned long)sha_dd);  in atmel_sha_probe()
2579 	crypto_init_queue(&sha_dd->queue, ATMEL_SHA_QUEUE_LENGTH);  in atmel_sha_probe()
2588 	sha_dd->phys_base = sha_res->start;  in atmel_sha_probe()
2591 	sha_dd->irq = platform_get_irq(pdev,  0);  in atmel_sha_probe()
2592 	if (sha_dd->irq < 0) {  in atmel_sha_probe()
2593 		err = sha_dd->irq;  in atmel_sha_probe()
2597 	err = devm_request_irq(&pdev->dev, sha_dd->irq, atmel_sha_irq,  in atmel_sha_probe()
2598 			       IRQF_SHARED, "atmel-sha", sha_dd);  in atmel_sha_probe()
2605 	sha_dd->iclk = devm_clk_get(&pdev->dev, "sha_clk");  in atmel_sha_probe()
2606 	if (IS_ERR(sha_dd->iclk)) {  in atmel_sha_probe()
2608 		err = PTR_ERR(sha_dd->iclk);  in atmel_sha_probe()
2612 	sha_dd->io_base = devm_ioremap_resource(&pdev->dev, sha_res);  in atmel_sha_probe()
2613 	if (IS_ERR(sha_dd->io_base)) {  in atmel_sha_probe()
2615 		err = PTR_ERR(sha_dd->io_base);  in atmel_sha_probe()
2619 	err = clk_prepare(sha_dd->iclk);  in atmel_sha_probe()
2623 	err = atmel_sha_hw_version_init(sha_dd);  in atmel_sha_probe()
2627 	atmel_sha_get_cap(sha_dd);  in atmel_sha_probe()
2629 	if (sha_dd->caps.has_dma) {  in atmel_sha_probe()
2630 		err = atmel_sha_dma_init(sha_dd);  in atmel_sha_probe()
2635 				dma_chan_name(sha_dd->dma_lch_in.chan));  in atmel_sha_probe()
2639 	list_add_tail(&sha_dd->list, &atmel_sha.dev_list);  in atmel_sha_probe()
2642 	err = atmel_sha_register_algs(sha_dd);  in atmel_sha_probe()
2647 			sha_dd->caps.has_sha224 ? "/SHA224" : "",  in atmel_sha_probe()
2648 			sha_dd->caps.has_sha_384_512 ? "/SHA384/SHA512" : "");  in atmel_sha_probe()
2654 	list_del(&sha_dd->list);  in atmel_sha_probe()
2656 	if (sha_dd->caps.has_dma)  in atmel_sha_probe()
2657 		atmel_sha_dma_cleanup(sha_dd);  in atmel_sha_probe()
2659 	clk_unprepare(sha_dd->iclk);  in atmel_sha_probe()
2661 	tasklet_kill(&sha_dd->queue_task);  in atmel_sha_probe()
2662 	tasklet_kill(&sha_dd->done_task);  in atmel_sha_probe()
2669 	struct atmel_sha_dev *sha_dd = platform_get_drvdata(pdev);  in atmel_sha_remove()  local
2672 	list_del(&sha_dd->list);  in atmel_sha_remove()
2675 	atmel_sha_unregister_algs(sha_dd);  in atmel_sha_remove()
2677 	tasklet_kill(&sha_dd->queue_task);  in atmel_sha_remove()
2678 	tasklet_kill(&sha_dd->done_task);  in atmel_sha_remove()
2680 	if (sha_dd->caps.has_dma)  in atmel_sha_remove()
2681 		atmel_sha_dma_cleanup(sha_dd);  in atmel_sha_remove()
2683 	clk_unprepare(sha_dd->iclk);  in atmel_sha_remove()