425 	struct atmel_aes_dev *aes_dd;  in atmel_aes_dev_alloc()  local
429 	aes_dd = list_first_entry_or_null(&atmel_aes.dev_list,  in atmel_aes_dev_alloc()
432 	return aes_dd;  in atmel_aes_dev_alloc()
2378 	struct atmel_aes_dev *aes_dd = dev_id;  in atmel_aes_irq()  local
2381 	reg = atmel_aes_read(aes_dd, AES_ISR);  in atmel_aes_irq()
2382 	if (reg & atmel_aes_read(aes_dd, AES_IMR)) {  in atmel_aes_irq()
2383 		atmel_aes_write(aes_dd, AES_IDR, reg);  in atmel_aes_irq()
2384 		if (AES_FLAGS_BUSY & aes_dd->flags)  in atmel_aes_irq()
2385 			tasklet_schedule(&aes_dd->done_task);  in atmel_aes_irq()
2387 			dev_warn(aes_dd->dev, "AES interrupt when no active requests.\n");  in atmel_aes_irq()
2544 	struct atmel_aes_dev *aes_dd;  in atmel_aes_probe()  local
2549 	aes_dd = devm_kzalloc(&pdev->dev, sizeof(*aes_dd), GFP_KERNEL);  in atmel_aes_probe()
2550 	if (!aes_dd)  in atmel_aes_probe()
2553 	aes_dd->dev = dev;  in atmel_aes_probe()
2555 	platform_set_drvdata(pdev, aes_dd);  in atmel_aes_probe()
2557 	INIT_LIST_HEAD(&aes_dd->list);  in atmel_aes_probe()
2558 	spin_lock_init(&aes_dd->lock);  in atmel_aes_probe()
2560 	tasklet_init(&aes_dd->done_task, atmel_aes_done_task,  in atmel_aes_probe()
2561 					(unsigned long)aes_dd);  in atmel_aes_probe()
2562 	tasklet_init(&aes_dd->queue_task, atmel_aes_queue_task,  in atmel_aes_probe()
2563 					(unsigned long)aes_dd);  in atmel_aes_probe()
2565 	crypto_init_queue(&aes_dd->queue, ATMEL_AES_QUEUE_LENGTH);  in atmel_aes_probe()
2567 	aes_dd->io_base = devm_platform_get_and_ioremap_resource(pdev, 0, &aes_res);  in atmel_aes_probe()
2568 	if (IS_ERR(aes_dd->io_base)) {  in atmel_aes_probe()
2569 		err = PTR_ERR(aes_dd->io_base);  in atmel_aes_probe()
2572 	aes_dd->phys_base = aes_res->start;  in atmel_aes_probe()
2575 	aes_dd->irq = platform_get_irq(pdev,  0);  in atmel_aes_probe()
2576 	if (aes_dd->irq < 0) {  in atmel_aes_probe()
2577 		err = aes_dd->irq;  in atmel_aes_probe()
2581 	err = devm_request_irq(&pdev->dev, aes_dd->irq, atmel_aes_irq,  in atmel_aes_probe()
2582 			       IRQF_SHARED, "atmel-aes", aes_dd);  in atmel_aes_probe()
2589 	aes_dd->iclk = devm_clk_get(&pdev->dev, "aes_clk");  in atmel_aes_probe()
2590 	if (IS_ERR(aes_dd->iclk)) {  in atmel_aes_probe()
2592 		err = PTR_ERR(aes_dd->iclk);  in atmel_aes_probe()
2596 	err = clk_prepare(aes_dd->iclk);  in atmel_aes_probe()
2600 	err = atmel_aes_hw_version_init(aes_dd);  in atmel_aes_probe()
2604 	atmel_aes_get_cap(aes_dd);  in atmel_aes_probe()
2607 	if (aes_dd->caps.has_authenc && !atmel_sha_authenc_is_ready()) {  in atmel_aes_probe()
2613 	err = atmel_aes_buff_init(aes_dd);  in atmel_aes_probe()
2617 	err = atmel_aes_dma_init(aes_dd);  in atmel_aes_probe()
2622 	list_add_tail(&aes_dd->list, &atmel_aes.dev_list);  in atmel_aes_probe()
2625 	err = atmel_aes_register_algs(aes_dd);  in atmel_aes_probe()
2630 			dma_chan_name(aes_dd->src.chan),  in atmel_aes_probe()
2631 			dma_chan_name(aes_dd->dst.chan));  in atmel_aes_probe()
2637 	list_del(&aes_dd->list);  in atmel_aes_probe()
2639 	atmel_aes_dma_cleanup(aes_dd);  in atmel_aes_probe()
2641 	atmel_aes_buff_cleanup(aes_dd);  in atmel_aes_probe()
2643 	clk_unprepare(aes_dd->iclk);  in atmel_aes_probe()
2645 	tasklet_kill(&aes_dd->done_task);  in atmel_aes_probe()
2646 	tasklet_kill(&aes_dd->queue_task);  in atmel_aes_probe()
2653 	struct atmel_aes_dev *aes_dd;  in atmel_aes_remove()  local
2655 	aes_dd = platform_get_drvdata(pdev);  in atmel_aes_remove()
2658 	list_del(&aes_dd->list);  in atmel_aes_remove()
2661 	atmel_aes_unregister_algs(aes_dd);  in atmel_aes_remove()
2663 	tasklet_kill(&aes_dd->done_task);  in atmel_aes_remove()
2664 	tasklet_kill(&aes_dd->queue_task);  in atmel_aes_remove()
2666 	atmel_aes_dma_cleanup(aes_dd);  in atmel_aes_remove()
2667 	atmel_aes_buff_cleanup(aes_dd);  in atmel_aes_remove()
2669 	clk_unprepare(aes_dd->iclk);  in atmel_aes_remove()