72 	struct atmel_tdes_dev *dd;  member
178 static inline u32 atmel_tdes_read(struct atmel_tdes_dev *dd, u32 offset)  in atmel_tdes_read()  argument
180 	return readl_relaxed(dd->io_base + offset);  in atmel_tdes_read()
183 static inline void atmel_tdes_write(struct atmel_tdes_dev *dd,  in atmel_tdes_write()  argument
186 	writel_relaxed(value, dd->io_base + offset);  in atmel_tdes_write()
189 static void atmel_tdes_write_n(struct atmel_tdes_dev *dd, u32 offset,  in atmel_tdes_write_n()  argument
193 		atmel_tdes_write(dd, offset, *value);  in atmel_tdes_write_n()
202 	if (!ctx->dd) {  in atmel_tdes_find_dev()
207 		ctx->dd = tdes_dd;  in atmel_tdes_find_dev()
209 		tdes_dd = ctx->dd;  in atmel_tdes_find_dev()
216 static int atmel_tdes_hw_init(struct atmel_tdes_dev *dd)  in atmel_tdes_hw_init()  argument
220 	err = clk_prepare_enable(dd->iclk);  in atmel_tdes_hw_init()
224 	if (!(dd->flags & TDES_FLAGS_INIT)) {  in atmel_tdes_hw_init()
225 		atmel_tdes_write(dd, TDES_CR, TDES_CR_SWRST);  in atmel_tdes_hw_init()
226 		dd->flags |= TDES_FLAGS_INIT;  in atmel_tdes_hw_init()
227 		dd->err = 0;  in atmel_tdes_hw_init()
233 static inline unsigned int atmel_tdes_get_version(struct atmel_tdes_dev *dd)  in atmel_tdes_get_version()  argument
235 	return atmel_tdes_read(dd, TDES_HW_VERSION) & 0x00000fff;  in atmel_tdes_get_version()
238 static void atmel_tdes_hw_version_init(struct atmel_tdes_dev *dd)  in atmel_tdes_hw_version_init()  argument
240 	atmel_tdes_hw_init(dd);  in atmel_tdes_hw_version_init()
242 	dd->hw_version = atmel_tdes_get_version(dd);  in atmel_tdes_hw_version_init()
244 	dev_info(dd->dev,  in atmel_tdes_hw_version_init()
245 			"version: 0x%x\n", dd->hw_version);  in atmel_tdes_hw_version_init()
247 	clk_disable_unprepare(dd->iclk);  in atmel_tdes_hw_version_init()
252 	struct atmel_tdes_dev *dd = data;  in atmel_tdes_dma_callback()  local
255 	tasklet_schedule(&dd->done_task);  in atmel_tdes_dma_callback()
258 static int atmel_tdes_write_ctrl(struct atmel_tdes_dev *dd)  in atmel_tdes_write_ctrl()  argument
263 	err = atmel_tdes_hw_init(dd);  in atmel_tdes_write_ctrl()
268 	if (!dd->caps.has_dma)  in atmel_tdes_write_ctrl()
269 		atmel_tdes_write(dd, TDES_PTCR,  in atmel_tdes_write_ctrl()
273 	if (dd->ctx->keylen > (DES_KEY_SIZE << 1)) {  in atmel_tdes_write_ctrl()
276 	} else if (dd->ctx->keylen > DES_KEY_SIZE) {  in atmel_tdes_write_ctrl()
283 	if (dd->flags & TDES_FLAGS_CBC) {  in atmel_tdes_write_ctrl()
285 	} else if (dd->flags & TDES_FLAGS_CFB) {  in atmel_tdes_write_ctrl()
288 		if (dd->flags & TDES_FLAGS_CFB8)  in atmel_tdes_write_ctrl()
290 		else if (dd->flags & TDES_FLAGS_CFB16)  in atmel_tdes_write_ctrl()
292 		else if (dd->flags & TDES_FLAGS_CFB32)  in atmel_tdes_write_ctrl()
294 		else if (dd->flags & TDES_FLAGS_CFB64)  in atmel_tdes_write_ctrl()
296 	} else if (dd->flags & TDES_FLAGS_OFB) {  in atmel_tdes_write_ctrl()
300 	if ((dd->flags & TDES_FLAGS_ENCRYPT) || (dd->flags & TDES_FLAGS_OFB))  in atmel_tdes_write_ctrl()
303 	atmel_tdes_write(dd, TDES_CR, valcr);  in atmel_tdes_write_ctrl()
304 	atmel_tdes_write(dd, TDES_MR, valmr);  in atmel_tdes_write_ctrl()
306 	atmel_tdes_write_n(dd, TDES_KEY1W1R, dd->ctx->key,  in atmel_tdes_write_ctrl()
307 						dd->ctx->keylen >> 2);  in atmel_tdes_write_ctrl()
309 	if (((dd->flags & TDES_FLAGS_CBC) || (dd->flags & TDES_FLAGS_CFB) ||  in atmel_tdes_write_ctrl()
310 		(dd->flags & TDES_FLAGS_OFB)) && dd->req->info) {  in atmel_tdes_write_ctrl()
311 		atmel_tdes_write_n(dd, TDES_IV1R, dd->req->info, 2);  in atmel_tdes_write_ctrl()
317 static int atmel_tdes_crypt_pdc_stop(struct atmel_tdes_dev *dd)  in atmel_tdes_crypt_pdc_stop()  argument
322 	atmel_tdes_write(dd, TDES_PTCR, TDES_PTCR_TXTDIS|TDES_PTCR_RXTDIS);  in atmel_tdes_crypt_pdc_stop()
324 	if (dd->flags & TDES_FLAGS_FAST) {  in atmel_tdes_crypt_pdc_stop()
325 		dma_unmap_sg(dd->dev, dd->out_sg, 1, DMA_FROM_DEVICE);  in atmel_tdes_crypt_pdc_stop()
326 		dma_unmap_sg(dd->dev, dd->in_sg, 1, DMA_TO_DEVICE);  in atmel_tdes_crypt_pdc_stop()
328 		dma_sync_single_for_device(dd->dev, dd->dma_addr_out,  in atmel_tdes_crypt_pdc_stop()
329 					   dd->dma_size, DMA_FROM_DEVICE);  in atmel_tdes_crypt_pdc_stop()
332 		count = atmel_tdes_sg_copy(&dd->out_sg, &dd->out_offset,  in atmel_tdes_crypt_pdc_stop()
333 				dd->buf_out, dd->buflen, dd->dma_size, 1);  in atmel_tdes_crypt_pdc_stop()
334 		if (count != dd->dma_size) {  in atmel_tdes_crypt_pdc_stop()
343 static int atmel_tdes_buff_init(struct atmel_tdes_dev *dd)  in atmel_tdes_buff_init()  argument
347 	dd->buf_in = (void *)__get_free_pages(GFP_KERNEL, 0);  in atmel_tdes_buff_init()
348 	dd->buf_out = (void *)__get_free_pages(GFP_KERNEL, 0);  in atmel_tdes_buff_init()
349 	dd->buflen = PAGE_SIZE;  in atmel_tdes_buff_init()
350 	dd->buflen &= ~(DES_BLOCK_SIZE - 1);  in atmel_tdes_buff_init()
352 	if (!dd->buf_in || !dd->buf_out) {  in atmel_tdes_buff_init()
353 		dev_err(dd->dev, "unable to alloc pages.\n");  in atmel_tdes_buff_init()
358 	dd->dma_addr_in = dma_map_single(dd->dev, dd->buf_in,  in atmel_tdes_buff_init()
359 					dd->buflen, DMA_TO_DEVICE);  in atmel_tdes_buff_init()
360 	if (dma_mapping_error(dd->dev, dd->dma_addr_in)) {  in atmel_tdes_buff_init()
361 		dev_err(dd->dev, "dma %zd bytes error\n", dd->buflen);  in atmel_tdes_buff_init()
366 	dd->dma_addr_out = dma_map_single(dd->dev, dd->buf_out,  in atmel_tdes_buff_init()
367 					dd->buflen, DMA_FROM_DEVICE);  in atmel_tdes_buff_init()
368 	if (dma_mapping_error(dd->dev, dd->dma_addr_out)) {  in atmel_tdes_buff_init()
369 		dev_err(dd->dev, "dma %zd bytes error\n", dd->buflen);  in atmel_tdes_buff_init()
377 	dma_unmap_single(dd->dev, dd->dma_addr_in, dd->buflen,  in atmel_tdes_buff_init()
381 	free_page((unsigned long)dd->buf_out);  in atmel_tdes_buff_init()
382 	free_page((unsigned long)dd->buf_in);  in atmel_tdes_buff_init()
388 static void atmel_tdes_buff_cleanup(struct atmel_tdes_dev *dd)  in atmel_tdes_buff_cleanup()  argument
390 	dma_unmap_single(dd->dev, dd->dma_addr_out, dd->buflen,  in atmel_tdes_buff_cleanup()
392 	dma_unmap_single(dd->dev, dd->dma_addr_in, dd->buflen,  in atmel_tdes_buff_cleanup()
394 	free_page((unsigned long)dd->buf_out);  in atmel_tdes_buff_cleanup()
395 	free_page((unsigned long)dd->buf_in);  in atmel_tdes_buff_cleanup()
402 	struct atmel_tdes_dev *dd = ctx->dd;  in atmel_tdes_crypt_pdc()  local
405 	dd->dma_size = length;  in atmel_tdes_crypt_pdc()
407 	if (!(dd->flags & TDES_FLAGS_FAST)) {  in atmel_tdes_crypt_pdc()
408 		dma_sync_single_for_device(dd->dev, dma_addr_in, length,  in atmel_tdes_crypt_pdc()
412 	if ((dd->flags & TDES_FLAGS_CFB) && (dd->flags & TDES_FLAGS_CFB8))  in atmel_tdes_crypt_pdc()
414 	else if ((dd->flags & TDES_FLAGS_CFB) && (dd->flags & TDES_FLAGS_CFB16))  in atmel_tdes_crypt_pdc()
419 	atmel_tdes_write(dd, TDES_PTCR, TDES_PTCR_TXTDIS|TDES_PTCR_RXTDIS);  in atmel_tdes_crypt_pdc()
420 	atmel_tdes_write(dd, TDES_TPR, dma_addr_in);  in atmel_tdes_crypt_pdc()
421 	atmel_tdes_write(dd, TDES_TCR, len32);  in atmel_tdes_crypt_pdc()
422 	atmel_tdes_write(dd, TDES_RPR, dma_addr_out);  in atmel_tdes_crypt_pdc()
423 	atmel_tdes_write(dd, TDES_RCR, len32);  in atmel_tdes_crypt_pdc()
426 	atmel_tdes_write(dd, TDES_IER, TDES_INT_ENDRX);  in atmel_tdes_crypt_pdc()
429 	atmel_tdes_write(dd, TDES_PTCR, TDES_PTCR_TXTEN | TDES_PTCR_RXTEN);  in atmel_tdes_crypt_pdc()
438 	struct atmel_tdes_dev *dd = ctx->dd;  in atmel_tdes_crypt_dma()  local
442 	dd->dma_size = length;  in atmel_tdes_crypt_dma()
444 	if (!(dd->flags & TDES_FLAGS_FAST)) {  in atmel_tdes_crypt_dma()
445 		dma_sync_single_for_device(dd->dev, dma_addr_in, length,  in atmel_tdes_crypt_dma()
449 	if (dd->flags & TDES_FLAGS_CFB8) {  in atmel_tdes_crypt_dma()
450 		dd->dma_lch_in.dma_conf.dst_addr_width =  in atmel_tdes_crypt_dma()
452 		dd->dma_lch_out.dma_conf.src_addr_width =  in atmel_tdes_crypt_dma()
454 	} else if (dd->flags & TDES_FLAGS_CFB16) {  in atmel_tdes_crypt_dma()
455 		dd->dma_lch_in.dma_conf.dst_addr_width =  in atmel_tdes_crypt_dma()
457 		dd->dma_lch_out.dma_conf.src_addr_width =  in atmel_tdes_crypt_dma()
460 		dd->dma_lch_in.dma_conf.dst_addr_width =  in atmel_tdes_crypt_dma()
462 		dd->dma_lch_out.dma_conf.src_addr_width =  in atmel_tdes_crypt_dma()
466 	dmaengine_slave_config(dd->dma_lch_in.chan, &dd->dma_lch_in.dma_conf);  in atmel_tdes_crypt_dma()
467 	dmaengine_slave_config(dd->dma_lch_out.chan, &dd->dma_lch_out.dma_conf);  in atmel_tdes_crypt_dma()
469 	dd->flags |= TDES_FLAGS_DMA;  in atmel_tdes_crypt_dma()
479 	in_desc = dmaengine_prep_slave_sg(dd->dma_lch_in.chan, &sg[0],  in atmel_tdes_crypt_dma()
485 	out_desc = dmaengine_prep_slave_sg(dd->dma_lch_out.chan, &sg[1],  in atmel_tdes_crypt_dma()
492 	out_desc->callback_param = dd;  in atmel_tdes_crypt_dma()
495 	dma_async_issue_pending(dd->dma_lch_out.chan);  in atmel_tdes_crypt_dma()
498 	dma_async_issue_pending(dd->dma_lch_in.chan);  in atmel_tdes_crypt_dma()
503 static int atmel_tdes_crypt_start(struct atmel_tdes_dev *dd)  in atmel_tdes_crypt_start()  argument
506 					crypto_ablkcipher_reqtfm(dd->req));  in atmel_tdes_crypt_start()
511 	if ((!dd->in_offset) && (!dd->out_offset)) {  in atmel_tdes_crypt_start()
513 		in = IS_ALIGNED((u32)dd->in_sg->offset, sizeof(u32)) &&  in atmel_tdes_crypt_start()
514 			IS_ALIGNED(dd->in_sg->length, dd->ctx->block_size);  in atmel_tdes_crypt_start()
515 		out = IS_ALIGNED((u32)dd->out_sg->offset, sizeof(u32)) &&  in atmel_tdes_crypt_start()
516 			IS_ALIGNED(dd->out_sg->length, dd->ctx->block_size);  in atmel_tdes_crypt_start()
519 		if (sg_dma_len(dd->in_sg) != sg_dma_len(dd->out_sg))  in atmel_tdes_crypt_start()
525 		count = min_t(size_t, dd->total, sg_dma_len(dd->in_sg));  in atmel_tdes_crypt_start()
526 		count = min_t(size_t, count, sg_dma_len(dd->out_sg));  in atmel_tdes_crypt_start()
528 		err = dma_map_sg(dd->dev, dd->in_sg, 1, DMA_TO_DEVICE);  in atmel_tdes_crypt_start()
530 			dev_err(dd->dev, "dma_map_sg() error\n");  in atmel_tdes_crypt_start()
534 		err = dma_map_sg(dd->dev, dd->out_sg, 1,  in atmel_tdes_crypt_start()
537 			dev_err(dd->dev, "dma_map_sg() error\n");  in atmel_tdes_crypt_start()
538 			dma_unmap_sg(dd->dev, dd->in_sg, 1,  in atmel_tdes_crypt_start()
543 		addr_in = sg_dma_address(dd->in_sg);  in atmel_tdes_crypt_start()
544 		addr_out = sg_dma_address(dd->out_sg);  in atmel_tdes_crypt_start()
546 		dd->flags |= TDES_FLAGS_FAST;  in atmel_tdes_crypt_start()
550 		count = atmel_tdes_sg_copy(&dd->in_sg, &dd->in_offset,  in atmel_tdes_crypt_start()
551 				dd->buf_in, dd->buflen, dd->total, 0);  in atmel_tdes_crypt_start()
553 		addr_in = dd->dma_addr_in;  in atmel_tdes_crypt_start()
554 		addr_out = dd->dma_addr_out;  in atmel_tdes_crypt_start()
556 		dd->flags &= ~TDES_FLAGS_FAST;  in atmel_tdes_crypt_start()
559 	dd->total -= count;  in atmel_tdes_crypt_start()
561 	if (dd->caps.has_dma)  in atmel_tdes_crypt_start()
566 	if (err && (dd->flags & TDES_FLAGS_FAST)) {  in atmel_tdes_crypt_start()
567 		dma_unmap_sg(dd->dev, dd->in_sg, 1, DMA_TO_DEVICE);  in atmel_tdes_crypt_start()
568 		dma_unmap_sg(dd->dev, dd->out_sg, 1, DMA_TO_DEVICE);  in atmel_tdes_crypt_start()
574 static void atmel_tdes_finish_req(struct atmel_tdes_dev *dd, int err)  in atmel_tdes_finish_req()  argument
576 	struct ablkcipher_request *req = dd->req;  in atmel_tdes_finish_req()
578 	clk_disable_unprepare(dd->iclk);  in atmel_tdes_finish_req()
580 	dd->flags &= ~TDES_FLAGS_BUSY;  in atmel_tdes_finish_req()
585 static int atmel_tdes_handle_queue(struct atmel_tdes_dev *dd,  in atmel_tdes_handle_queue()  argument
594 	spin_lock_irqsave(&dd->lock, flags);  in atmel_tdes_handle_queue()
596 		ret = ablkcipher_enqueue_request(&dd->queue, req);  in atmel_tdes_handle_queue()
597 	if (dd->flags & TDES_FLAGS_BUSY) {  in atmel_tdes_handle_queue()
598 		spin_unlock_irqrestore(&dd->lock, flags);  in atmel_tdes_handle_queue()
601 	backlog = crypto_get_backlog(&dd->queue);  in atmel_tdes_handle_queue()
602 	async_req = crypto_dequeue_request(&dd->queue);  in atmel_tdes_handle_queue()
604 		dd->flags |= TDES_FLAGS_BUSY;  in atmel_tdes_handle_queue()
605 	spin_unlock_irqrestore(&dd->lock, flags);  in atmel_tdes_handle_queue()
616 	dd->req = req;  in atmel_tdes_handle_queue()
617 	dd->total = req->nbytes;  in atmel_tdes_handle_queue()
618 	dd->in_offset = 0;  in atmel_tdes_handle_queue()
619 	dd->in_sg = req->src;  in atmel_tdes_handle_queue()
620 	dd->out_offset = 0;  in atmel_tdes_handle_queue()
621 	dd->out_sg = req->dst;  in atmel_tdes_handle_queue()
626 	dd->flags = (dd->flags & ~TDES_FLAGS_MODE_MASK) | rctx->mode;  in atmel_tdes_handle_queue()
627 	dd->ctx = ctx;  in atmel_tdes_handle_queue()
628 	ctx->dd = dd;  in atmel_tdes_handle_queue()
630 	err = atmel_tdes_write_ctrl(dd);  in atmel_tdes_handle_queue()
632 		err = atmel_tdes_crypt_start(dd);  in atmel_tdes_handle_queue()
635 		atmel_tdes_finish_req(dd, err);  in atmel_tdes_handle_queue()
636 		tasklet_schedule(&dd->queue_task);  in atmel_tdes_handle_queue()
642 static int atmel_tdes_crypt_dma_stop(struct atmel_tdes_dev *dd)  in atmel_tdes_crypt_dma_stop()  argument
647 	if (dd->flags & TDES_FLAGS_DMA) {  in atmel_tdes_crypt_dma_stop()
649 		if  (dd->flags & TDES_FLAGS_FAST) {  in atmel_tdes_crypt_dma_stop()
650 			dma_unmap_sg(dd->dev, dd->out_sg, 1, DMA_FROM_DEVICE);  in atmel_tdes_crypt_dma_stop()
651 			dma_unmap_sg(dd->dev, dd->in_sg, 1, DMA_TO_DEVICE);  in atmel_tdes_crypt_dma_stop()
653 			dma_sync_single_for_device(dd->dev, dd->dma_addr_out,  in atmel_tdes_crypt_dma_stop()
654 				dd->dma_size, DMA_FROM_DEVICE);  in atmel_tdes_crypt_dma_stop()
657 			count = atmel_tdes_sg_copy(&dd->out_sg, &dd->out_offset,  in atmel_tdes_crypt_dma_stop()
658 				dd->buf_out, dd->buflen, dd->dma_size, 1);  in atmel_tdes_crypt_dma_stop()
659 			if (count != dd->dma_size) {  in atmel_tdes_crypt_dma_stop()
702 	return atmel_tdes_handle_queue(ctx->dd, req);  in atmel_tdes_crypt()
717 static int atmel_tdes_dma_init(struct atmel_tdes_dev *dd,  in atmel_tdes_dma_init()  argument
726 	dd->dma_lch_in.chan = dma_request_slave_channel_compat(mask,  in atmel_tdes_dma_init()
727 			atmel_tdes_filter, &pdata->dma_slave->rxdata, dd->dev, "tx");  in atmel_tdes_dma_init()
728 	if (!dd->dma_lch_in.chan)  in atmel_tdes_dma_init()
731 	dd->dma_lch_in.dma_conf.direction = DMA_MEM_TO_DEV;  in atmel_tdes_dma_init()
732 	dd->dma_lch_in.dma_conf.dst_addr = dd->phys_base +  in atmel_tdes_dma_init()
734 	dd->dma_lch_in.dma_conf.src_maxburst = 1;  in atmel_tdes_dma_init()
735 	dd->dma_lch_in.dma_conf.src_addr_width =  in atmel_tdes_dma_init()
737 	dd->dma_lch_in.dma_conf.dst_maxburst = 1;  in atmel_tdes_dma_init()
738 	dd->dma_lch_in.dma_conf.dst_addr_width =  in atmel_tdes_dma_init()
740 	dd->dma_lch_in.dma_conf.device_fc = false;  in atmel_tdes_dma_init()
742 	dd->dma_lch_out.chan = dma_request_slave_channel_compat(mask,  in atmel_tdes_dma_init()
743 			atmel_tdes_filter, &pdata->dma_slave->txdata, dd->dev, "rx");  in atmel_tdes_dma_init()
744 	if (!dd->dma_lch_out.chan)  in atmel_tdes_dma_init()
747 	dd->dma_lch_out.dma_conf.direction = DMA_DEV_TO_MEM;  in atmel_tdes_dma_init()
748 	dd->dma_lch_out.dma_conf.src_addr = dd->phys_base +  in atmel_tdes_dma_init()
750 	dd->dma_lch_out.dma_conf.src_maxburst = 1;  in atmel_tdes_dma_init()
751 	dd->dma_lch_out.dma_conf.src_addr_width =  in atmel_tdes_dma_init()
753 	dd->dma_lch_out.dma_conf.dst_maxburst = 1;  in atmel_tdes_dma_init()
754 	dd->dma_lch_out.dma_conf.dst_addr_width =  in atmel_tdes_dma_init()
756 	dd->dma_lch_out.dma_conf.device_fc = false;  in atmel_tdes_dma_init()
761 	dma_release_channel(dd->dma_lch_in.chan);  in atmel_tdes_dma_init()
763 	dev_warn(dd->dev, "no DMA channel available\n");  in atmel_tdes_dma_init()
767 static void atmel_tdes_dma_cleanup(struct atmel_tdes_dev *dd)  in atmel_tdes_dma_cleanup()  argument
769 	dma_release_channel(dd->dma_lch_in.chan);  in atmel_tdes_dma_cleanup()
770 	dma_release_channel(dd->dma_lch_out.chan);  in atmel_tdes_dma_cleanup()
880 	struct atmel_tdes_dev *dd;  in atmel_tdes_cra_init()  local
884 	dd = atmel_tdes_find_dev(ctx);  in atmel_tdes_cra_init()
885 	if (!dd)  in atmel_tdes_cra_init()
1094 	struct atmel_tdes_dev *dd = (struct atmel_tdes_dev *)data;  in atmel_tdes_queue_task()  local
1096 	atmel_tdes_handle_queue(dd, NULL);  in atmel_tdes_queue_task()
1101 	struct atmel_tdes_dev *dd = (struct atmel_tdes_dev *) data;  in atmel_tdes_done_task()  local
1104 	if (!(dd->flags & TDES_FLAGS_DMA))  in atmel_tdes_done_task()
1105 		err = atmel_tdes_crypt_pdc_stop(dd);  in atmel_tdes_done_task()
1107 		err = atmel_tdes_crypt_dma_stop(dd);  in atmel_tdes_done_task()
1109 	err = dd->err ? : err;  in atmel_tdes_done_task()
1111 	if (dd->total && !err) {  in atmel_tdes_done_task()
1112 		if (dd->flags & TDES_FLAGS_FAST) {  in atmel_tdes_done_task()
1113 			dd->in_sg = sg_next(dd->in_sg);  in atmel_tdes_done_task()
1114 			dd->out_sg = sg_next(dd->out_sg);  in atmel_tdes_done_task()
1115 			if (!dd->in_sg || !dd->out_sg)  in atmel_tdes_done_task()
1119 			err = atmel_tdes_crypt_start(dd);  in atmel_tdes_done_task()
1124 	atmel_tdes_finish_req(dd, err);  in atmel_tdes_done_task()
1125 	atmel_tdes_handle_queue(dd, NULL);  in atmel_tdes_done_task()
1146 static void atmel_tdes_unregister_algs(struct atmel_tdes_dev *dd)  in atmel_tdes_unregister_algs()  argument
1154 static int atmel_tdes_register_algs(struct atmel_tdes_dev *dd)  in atmel_tdes_register_algs()  argument
1173 static void atmel_tdes_get_cap(struct atmel_tdes_dev *dd)  in atmel_tdes_get_cap()  argument
1176 	dd->caps.has_dma = 0;  in atmel_tdes_get_cap()
1177 	dd->caps.has_cfb_3keys = 0;  in atmel_tdes_get_cap()
1180 	switch (dd->hw_version & 0xf00) {  in atmel_tdes_get_cap()
1182 		dd->caps.has_dma = 1;  in atmel_tdes_get_cap()
1183 		dd->caps.has_cfb_3keys = 1;  in atmel_tdes_get_cap()
1188 		dev_warn(dd->dev,  in atmel_tdes_get_cap()