50 #define omap_aes_read(dd, offset)				\  argument
53 	_read_ret = __raw_readl(dd->io_base + offset);		\
59 inline u32 omap_aes_read(struct omap_aes_dev *dd, u32 offset)  in omap_aes_read()  argument
61 	return __raw_readl(dd->io_base + offset);  in omap_aes_read()
66 #define omap_aes_write(dd, offset, value)				\  argument
70 		__raw_writel(value, dd->io_base + offset);		\
73 inline void omap_aes_write(struct omap_aes_dev *dd, u32 offset,  in omap_aes_write()  argument
76 	__raw_writel(value, dd->io_base + offset);  in omap_aes_write()
80 static inline void omap_aes_write_mask(struct omap_aes_dev *dd, u32 offset,  in omap_aes_write_mask()  argument
85 	val = omap_aes_read(dd, offset);  in omap_aes_write_mask()
88 	omap_aes_write(dd, offset, val);  in omap_aes_write_mask()
91 static void omap_aes_write_n(struct omap_aes_dev *dd, u32 offset,  in omap_aes_write_n()  argument
95 		omap_aes_write(dd, offset, *value);  in omap_aes_write_n()
98 static int omap_aes_hw_init(struct omap_aes_dev *dd)  in omap_aes_hw_init()  argument
102 	if (!(dd->flags & FLAGS_INIT)) {  in omap_aes_hw_init()
103 		dd->flags |= FLAGS_INIT;  in omap_aes_hw_init()
104 		dd->err = 0;  in omap_aes_hw_init()
107 	err = pm_runtime_get_sync(dd->dev);  in omap_aes_hw_init()
109 		dev_err(dd->dev, "failed to get sync: %d\n", err);  in omap_aes_hw_init()
116 void omap_aes_clear_copy_flags(struct omap_aes_dev *dd)  in omap_aes_clear_copy_flags()  argument
118 	dd->flags &= ~(OMAP_CRYPTO_COPY_MASK << FLAGS_IN_DATA_ST_SHIFT);  in omap_aes_clear_copy_flags()
119 	dd->flags &= ~(OMAP_CRYPTO_COPY_MASK << FLAGS_OUT_DATA_ST_SHIFT);  in omap_aes_clear_copy_flags()
120 	dd->flags &= ~(OMAP_CRYPTO_COPY_MASK << FLAGS_ASSOC_DATA_ST_SHIFT);  in omap_aes_clear_copy_flags()
123 int omap_aes_write_ctrl(struct omap_aes_dev *dd)  in omap_aes_write_ctrl()  argument
130 	err = omap_aes_hw_init(dd);  in omap_aes_write_ctrl()
134 	key32 = dd->ctx->keylen / sizeof(u32);  in omap_aes_write_ctrl()
137 	if (dd->flags & FLAGS_GCM)  in omap_aes_write_ctrl()
139 			omap_aes_write(dd, i, 0x0);  in omap_aes_write_ctrl()
142 		omap_aes_write(dd, AES_REG_KEY(dd, i),  in omap_aes_write_ctrl()
143 			__le32_to_cpu(dd->ctx->key[i]));  in omap_aes_write_ctrl()
146 	if ((dd->flags & (FLAGS_CBC | FLAGS_CTR)) && dd->req->info)  in omap_aes_write_ctrl()
147 		omap_aes_write_n(dd, AES_REG_IV(dd, 0), dd->req->info, 4);  in omap_aes_write_ctrl()
149 	if ((dd->flags & (FLAGS_GCM)) && dd->aead_req->iv) {  in omap_aes_write_ctrl()
150 		rctx = aead_request_ctx(dd->aead_req);  in omap_aes_write_ctrl()
151 		omap_aes_write_n(dd, AES_REG_IV(dd, 0), (u32 *)rctx->iv, 4);  in omap_aes_write_ctrl()
154 	val = FLD_VAL(((dd->ctx->keylen >> 3) - 1), 4, 3);  in omap_aes_write_ctrl()
155 	if (dd->flags & FLAGS_CBC)  in omap_aes_write_ctrl()
158 	if (dd->flags & (FLAGS_CTR | FLAGS_GCM))  in omap_aes_write_ctrl()
161 	if (dd->flags & FLAGS_GCM)  in omap_aes_write_ctrl()
164 	if (dd->flags & FLAGS_ENCRYPT)  in omap_aes_write_ctrl()
167 	omap_aes_write_mask(dd, AES_REG_CTRL(dd), val, AES_REG_CTRL_MASK);  in omap_aes_write_ctrl()
172 static void omap_aes_dma_trigger_omap2(struct omap_aes_dev *dd, int length)  in omap_aes_dma_trigger_omap2()  argument
176 	val = dd->pdata->dma_start;  in omap_aes_dma_trigger_omap2()
178 	if (dd->dma_lch_out != NULL)  in omap_aes_dma_trigger_omap2()
179 		val |= dd->pdata->dma_enable_out;  in omap_aes_dma_trigger_omap2()
180 	if (dd->dma_lch_in != NULL)  in omap_aes_dma_trigger_omap2()
181 		val |= dd->pdata->dma_enable_in;  in omap_aes_dma_trigger_omap2()
183 	mask = dd->pdata->dma_enable_out | dd->pdata->dma_enable_in |  in omap_aes_dma_trigger_omap2()
184 	       dd->pdata->dma_start;  in omap_aes_dma_trigger_omap2()
186 	omap_aes_write_mask(dd, AES_REG_MASK(dd), val, mask);  in omap_aes_dma_trigger_omap2()
190 static void omap_aes_dma_trigger_omap4(struct omap_aes_dev *dd, int length)  in omap_aes_dma_trigger_omap4()  argument
192 	omap_aes_write(dd, AES_REG_LENGTH_N(0), length);  in omap_aes_dma_trigger_omap4()
193 	omap_aes_write(dd, AES_REG_LENGTH_N(1), 0);  in omap_aes_dma_trigger_omap4()
194 	if (dd->flags & FLAGS_GCM)  in omap_aes_dma_trigger_omap4()
195 		omap_aes_write(dd, AES_REG_A_LEN, dd->assoc_len);  in omap_aes_dma_trigger_omap4()
197 	omap_aes_dma_trigger_omap2(dd, length);  in omap_aes_dma_trigger_omap4()
200 static void omap_aes_dma_stop(struct omap_aes_dev *dd)  in omap_aes_dma_stop()  argument
204 	mask = dd->pdata->dma_enable_out | dd->pdata->dma_enable_in |  in omap_aes_dma_stop()
205 	       dd->pdata->dma_start;  in omap_aes_dma_stop()
207 	omap_aes_write_mask(dd, AES_REG_MASK(dd), 0, mask);  in omap_aes_dma_stop()
212 	struct omap_aes_dev *dd;  in omap_aes_find_dev()  local
215 	dd = list_first_entry(&dev_list, struct omap_aes_dev, list);  in omap_aes_find_dev()
216 	list_move_tail(&dd->list, &dev_list);  in omap_aes_find_dev()
217 	rctx->dd = dd;  in omap_aes_find_dev()
220 	return dd;  in omap_aes_find_dev()
225 	struct omap_aes_dev *dd = data;  in omap_aes_dma_out_callback()  local
228 	tasklet_schedule(&dd->done_task);  in omap_aes_dma_out_callback()
231 static int omap_aes_dma_init(struct omap_aes_dev *dd)  in omap_aes_dma_init()  argument
235 	dd->dma_lch_out = NULL;  in omap_aes_dma_init()
236 	dd->dma_lch_in = NULL;  in omap_aes_dma_init()
238 	dd->dma_lch_in = dma_request_chan(dd->dev, "rx");  in omap_aes_dma_init()
239 	if (IS_ERR(dd->dma_lch_in)) {  in omap_aes_dma_init()
240 		dev_err(dd->dev, "Unable to request in DMA channel\n");  in omap_aes_dma_init()
241 		return PTR_ERR(dd->dma_lch_in);  in omap_aes_dma_init()
244 	dd->dma_lch_out = dma_request_chan(dd->dev, "tx");  in omap_aes_dma_init()
245 	if (IS_ERR(dd->dma_lch_out)) {  in omap_aes_dma_init()
246 		dev_err(dd->dev, "Unable to request out DMA channel\n");  in omap_aes_dma_init()
247 		err = PTR_ERR(dd->dma_lch_out);  in omap_aes_dma_init()
254 	dma_release_channel(dd->dma_lch_in);  in omap_aes_dma_init()
259 static void omap_aes_dma_cleanup(struct omap_aes_dev *dd)  in omap_aes_dma_cleanup()  argument
261 	if (dd->pio_only)  in omap_aes_dma_cleanup()
264 	dma_release_channel(dd->dma_lch_out);  in omap_aes_dma_cleanup()
265 	dma_release_channel(dd->dma_lch_in);  in omap_aes_dma_cleanup()
268 static int omap_aes_crypt_dma(struct omap_aes_dev *dd,  in omap_aes_crypt_dma()  argument
277 	if (dd->pio_only) {  in omap_aes_crypt_dma()
278 		scatterwalk_start(&dd->in_walk, dd->in_sg);  in omap_aes_crypt_dma()
279 		scatterwalk_start(&dd->out_walk, dd->out_sg);  in omap_aes_crypt_dma()
283 		omap_aes_write(dd, AES_REG_IRQ_ENABLE(dd), 0x2);  in omap_aes_crypt_dma()
287 	dma_sync_sg_for_device(dd->dev, dd->in_sg, in_sg_len, DMA_TO_DEVICE);  in omap_aes_crypt_dma()
291 	cfg.src_addr = dd->phys_base + AES_REG_DATA_N(dd, 0);  in omap_aes_crypt_dma()
292 	cfg.dst_addr = dd->phys_base + AES_REG_DATA_N(dd, 0);  in omap_aes_crypt_dma()
299 	ret = dmaengine_slave_config(dd->dma_lch_in, &cfg);  in omap_aes_crypt_dma()
301 		dev_err(dd->dev, "can't configure IN dmaengine slave: %d\n",  in omap_aes_crypt_dma()
306 	tx_in = dmaengine_prep_slave_sg(dd->dma_lch_in, in_sg, in_sg_len,  in omap_aes_crypt_dma()
310 		dev_err(dd->dev, "IN prep_slave_sg() failed\n");  in omap_aes_crypt_dma()
315 	tx_in->callback_param = dd;  in omap_aes_crypt_dma()
318 	ret = dmaengine_slave_config(dd->dma_lch_out, &cfg);  in omap_aes_crypt_dma()
320 		dev_err(dd->dev, "can't configure OUT dmaengine slave: %d\n",  in omap_aes_crypt_dma()
325 	tx_out = dmaengine_prep_slave_sg(dd->dma_lch_out, out_sg, out_sg_len,  in omap_aes_crypt_dma()
329 		dev_err(dd->dev, "OUT prep_slave_sg() failed\n");  in omap_aes_crypt_dma()
333 	if (dd->flags & FLAGS_GCM)  in omap_aes_crypt_dma()
337 	tx_out->callback_param = dd;  in omap_aes_crypt_dma()
342 	dma_async_issue_pending(dd->dma_lch_in);  in omap_aes_crypt_dma()
343 	dma_async_issue_pending(dd->dma_lch_out);  in omap_aes_crypt_dma()
346 	dd->pdata->trigger(dd, dd->total);  in omap_aes_crypt_dma()
351 int omap_aes_crypt_dma_start(struct omap_aes_dev *dd)  in omap_aes_crypt_dma_start()  argument
355 	pr_debug("total: %d\n", dd->total);  in omap_aes_crypt_dma_start()
357 	if (!dd->pio_only) {  in omap_aes_crypt_dma_start()
358 		err = dma_map_sg(dd->dev, dd->in_sg, dd->in_sg_len,  in omap_aes_crypt_dma_start()
361 			dev_err(dd->dev, "dma_map_sg() error\n");  in omap_aes_crypt_dma_start()
365 		err = dma_map_sg(dd->dev, dd->out_sg, dd->out_sg_len,  in omap_aes_crypt_dma_start()
368 			dev_err(dd->dev, "dma_map_sg() error\n");  in omap_aes_crypt_dma_start()
373 	err = omap_aes_crypt_dma(dd, dd->in_sg, dd->out_sg, dd->in_sg_len,  in omap_aes_crypt_dma_start()
374 				 dd->out_sg_len);  in omap_aes_crypt_dma_start()
375 	if (err && !dd->pio_only) {  in omap_aes_crypt_dma_start()
376 		dma_unmap_sg(dd->dev, dd->in_sg, dd->in_sg_len, DMA_TO_DEVICE);  in omap_aes_crypt_dma_start()
377 		dma_unmap_sg(dd->dev, dd->out_sg, dd->out_sg_len,  in omap_aes_crypt_dma_start()
384 static void omap_aes_finish_req(struct omap_aes_dev *dd, int err)  in omap_aes_finish_req()  argument
386 	struct ablkcipher_request *req = dd->req;  in omap_aes_finish_req()
390 	crypto_finalize_cipher_request(dd->engine, req, err);  in omap_aes_finish_req()
392 	pm_runtime_mark_last_busy(dd->dev);  in omap_aes_finish_req()
393 	pm_runtime_put_autosuspend(dd->dev);  in omap_aes_finish_req()
396 int omap_aes_crypt_dma_stop(struct omap_aes_dev *dd)  in omap_aes_crypt_dma_stop()  argument
398 	pr_debug("total: %d\n", dd->total);  in omap_aes_crypt_dma_stop()
400 	omap_aes_dma_stop(dd);  in omap_aes_crypt_dma_stop()
406 static int omap_aes_handle_queue(struct omap_aes_dev *dd,  in omap_aes_handle_queue()  argument
410 		return crypto_transfer_cipher_request_to_engine(dd->engine, req);  in omap_aes_handle_queue()
421 	struct omap_aes_dev *dd = rctx->dd;  in omap_aes_prepare_req()  local
425 	if (!dd)  in omap_aes_prepare_req()
429 	dd->req = req;  in omap_aes_prepare_req()
430 	dd->total = req->nbytes;  in omap_aes_prepare_req()
431 	dd->total_save = req->nbytes;  in omap_aes_prepare_req()
432 	dd->in_sg = req->src;  in omap_aes_prepare_req()
433 	dd->out_sg = req->dst;  in omap_aes_prepare_req()
434 	dd->orig_out = req->dst;  in omap_aes_prepare_req()
440 	ret = omap_crypto_align_sg(&dd->in_sg, dd->total, AES_BLOCK_SIZE,  in omap_aes_prepare_req()
441 				   dd->in_sgl, flags,  in omap_aes_prepare_req()
442 				   FLAGS_IN_DATA_ST_SHIFT, &dd->flags);  in omap_aes_prepare_req()
446 	ret = omap_crypto_align_sg(&dd->out_sg, dd->total, AES_BLOCK_SIZE,  in omap_aes_prepare_req()
447 				   &dd->out_sgl, 0,  in omap_aes_prepare_req()
448 				   FLAGS_OUT_DATA_ST_SHIFT, &dd->flags);  in omap_aes_prepare_req()
452 	dd->in_sg_len = sg_nents_for_len(dd->in_sg, dd->total);  in omap_aes_prepare_req()
453 	if (dd->in_sg_len < 0)  in omap_aes_prepare_req()
454 		return dd->in_sg_len;  in omap_aes_prepare_req()
456 	dd->out_sg_len = sg_nents_for_len(dd->out_sg, dd->total);  in omap_aes_prepare_req()
457 	if (dd->out_sg_len < 0)  in omap_aes_prepare_req()
458 		return dd->out_sg_len;  in omap_aes_prepare_req()
461 	dd->flags = (dd->flags & ~FLAGS_MODE_MASK) | rctx->mode;  in omap_aes_prepare_req()
463 	dd->ctx = ctx;  in omap_aes_prepare_req()
464 	rctx->dd = dd;  in omap_aes_prepare_req()
466 	return omap_aes_write_ctrl(dd);  in omap_aes_prepare_req()
473 	struct omap_aes_dev *dd = rctx->dd;  in omap_aes_crypt_req()  local
475 	if (!dd)  in omap_aes_crypt_req()
478 	return omap_aes_crypt_dma_start(dd);  in omap_aes_crypt_req()
483 	struct omap_aes_dev *dd = (struct omap_aes_dev *)data;  in omap_aes_done_task()  local
487 	if (!dd->pio_only) {  in omap_aes_done_task()
488 		dma_sync_sg_for_device(dd->dev, dd->out_sg, dd->out_sg_len,  in omap_aes_done_task()
490 		dma_unmap_sg(dd->dev, dd->in_sg, dd->in_sg_len, DMA_TO_DEVICE);  in omap_aes_done_task()
491 		dma_unmap_sg(dd->dev, dd->out_sg, dd->out_sg_len,  in omap_aes_done_task()
493 		omap_aes_crypt_dma_stop(dd);  in omap_aes_done_task()
496 	omap_crypto_cleanup(dd->in_sgl, NULL, 0, dd->total_save,  in omap_aes_done_task()
497 			    FLAGS_IN_DATA_ST_SHIFT, dd->flags);  in omap_aes_done_task()
499 	omap_crypto_cleanup(&dd->out_sgl, dd->orig_out, 0, dd->total_save,  in omap_aes_done_task()
500 			    FLAGS_OUT_DATA_ST_SHIFT, dd->flags);  in omap_aes_done_task()
502 	omap_aes_finish_req(dd, 0);  in omap_aes_done_task()
512 	struct omap_aes_dev *dd;  in omap_aes_crypt()  local
536 	dd = omap_aes_find_dev(rctx);  in omap_aes_crypt()
537 	if (!dd)  in omap_aes_crypt()
542 	return omap_aes_handle_queue(dd, req);  in omap_aes_crypt()
623 	struct omap_aes_dev *dd = NULL;  in omap_aes_gcm_cra_init()  local
629 	list_for_each_entry(dd, &dev_list, list) {  in omap_aes_gcm_cra_init()
634 	err = pm_runtime_get_sync(dd->dev);  in omap_aes_gcm_cra_init()
636 		dev_err(dd->dev, "%s: failed to get_sync(%d)\n",  in omap_aes_gcm_cra_init()
876 	struct omap_aes_dev *dd = dev_id;  in omap_aes_irq()  local
880 	status = omap_aes_read(dd, AES_REG_IRQ_STATUS(dd));  in omap_aes_irq()
882 		omap_aes_write(dd, AES_REG_IRQ_ENABLE(dd), 0x0);  in omap_aes_irq()
884 		BUG_ON(!dd->in_sg);  in omap_aes_irq()
886 		BUG_ON(_calc_walked(in) > dd->in_sg->length);  in omap_aes_irq()
888 		src = sg_virt(dd->in_sg) + _calc_walked(in);  in omap_aes_irq()
891 			omap_aes_write(dd, AES_REG_DATA_N(dd, i), *src);  in omap_aes_irq()
893 			scatterwalk_advance(&dd->in_walk, 4);  in omap_aes_irq()
894 			if (dd->in_sg->length == _calc_walked(in)) {  in omap_aes_irq()
895 				dd->in_sg = sg_next(dd->in_sg);  in omap_aes_irq()
896 				if (dd->in_sg) {  in omap_aes_irq()
897 					scatterwalk_start(&dd->in_walk,  in omap_aes_irq()
898 							  dd->in_sg);  in omap_aes_irq()
899 					src = sg_virt(dd->in_sg) +  in omap_aes_irq()
909 		omap_aes_write(dd, AES_REG_IRQ_STATUS(dd), status);  in omap_aes_irq()
912 		omap_aes_write(dd, AES_REG_IRQ_ENABLE(dd), 0x4);  in omap_aes_irq()
915 		omap_aes_write(dd, AES_REG_IRQ_ENABLE(dd), 0x0);  in omap_aes_irq()
917 		BUG_ON(!dd->out_sg);  in omap_aes_irq()
919 		BUG_ON(_calc_walked(out) > dd->out_sg->length);  in omap_aes_irq()
921 		dst = sg_virt(dd->out_sg) + _calc_walked(out);  in omap_aes_irq()
924 			*dst = omap_aes_read(dd, AES_REG_DATA_N(dd, i));  in omap_aes_irq()
925 			scatterwalk_advance(&dd->out_walk, 4);  in omap_aes_irq()
926 			if (dd->out_sg->length == _calc_walked(out)) {  in omap_aes_irq()
927 				dd->out_sg = sg_next(dd->out_sg);  in omap_aes_irq()
928 				if (dd->out_sg) {  in omap_aes_irq()
929 					scatterwalk_start(&dd->out_walk,  in omap_aes_irq()
930 							  dd->out_sg);  in omap_aes_irq()
931 					dst = sg_virt(dd->out_sg) +  in omap_aes_irq()
939 		dd->total -= min_t(size_t, AES_BLOCK_SIZE, dd->total);  in omap_aes_irq()
943 		omap_aes_write(dd, AES_REG_IRQ_STATUS(dd), status);  in omap_aes_irq()
945 		if (!dd->total)  in omap_aes_irq()
947 			tasklet_schedule(&dd->done_task);  in omap_aes_irq()
950 			omap_aes_write(dd, AES_REG_IRQ_ENABLE(dd), 0x2);  in omap_aes_irq()
973 static int omap_aes_get_res_of(struct omap_aes_dev *dd,  in omap_aes_get_res_of()  argument
994 	dd->pdata = match->data;  in omap_aes_get_res_of()
1004 static int omap_aes_get_res_of(struct omap_aes_dev *dd,  in omap_aes_get_res_of()  argument
1011 static int omap_aes_get_res_pdev(struct omap_aes_dev *dd,  in omap_aes_get_res_pdev()  argument
1028 	dd->pdata = &omap_aes_pdata_omap2;  in omap_aes_get_res_pdev()
1037 	struct omap_aes_dev *dd;  in omap_aes_probe()  local
1044 	dd = devm_kzalloc(dev, sizeof(struct omap_aes_dev), GFP_KERNEL);  in omap_aes_probe()
1045 	if (dd == NULL) {  in omap_aes_probe()
1049 	dd->dev = dev;  in omap_aes_probe()
1050 	platform_set_drvdata(pdev, dd);  in omap_aes_probe()
1052 	aead_init_queue(&dd->aead_queue, OMAP_AES_QUEUE_LENGTH);  in omap_aes_probe()
1054 	err = (dev->of_node) ? omap_aes_get_res_of(dd, dev, &res) :  in omap_aes_probe()
1055 			       omap_aes_get_res_pdev(dd, pdev, &res);  in omap_aes_probe()
1059 	dd->io_base = devm_ioremap_resource(dev, &res);  in omap_aes_probe()
1060 	if (IS_ERR(dd->io_base)) {  in omap_aes_probe()
1061 		err = PTR_ERR(dd->io_base);  in omap_aes_probe()
1064 	dd->phys_base = res.start;  in omap_aes_probe()
1077 	omap_aes_dma_stop(dd);  in omap_aes_probe()
1079 	reg = omap_aes_read(dd, AES_REG_REV(dd));  in omap_aes_probe()
1084 		 (reg & dd->pdata->major_mask) >> dd->pdata->major_shift,  in omap_aes_probe()
1085 		 (reg & dd->pdata->minor_mask) >> dd->pdata->minor_shift);  in omap_aes_probe()
1087 	tasklet_init(&dd->done_task, omap_aes_done_task, (unsigned long)dd);  in omap_aes_probe()
1089 	err = omap_aes_dma_init(dd);  in omap_aes_probe()
1092 	} else if (err && AES_REG_IRQ_STATUS(dd) && AES_REG_IRQ_ENABLE(dd)) {  in omap_aes_probe()
1093 		dd->pio_only = 1;  in omap_aes_probe()
1103 				dev_name(dev), dd);  in omap_aes_probe()
1110 	spin_lock_init(&dd->lock);  in omap_aes_probe()
1112 	INIT_LIST_HEAD(&dd->list);  in omap_aes_probe()
1114 	list_add_tail(&dd->list, &dev_list);  in omap_aes_probe()
1118 	dd->engine = crypto_engine_alloc_init(dev, 1);  in omap_aes_probe()
1119 	if (!dd->engine) {  in omap_aes_probe()
1124 	dd->engine->prepare_cipher_request = omap_aes_prepare_req;  in omap_aes_probe()
1125 	dd->engine->cipher_one_request = omap_aes_crypt_req;  in omap_aes_probe()
1126 	err = crypto_engine_start(dd->engine);  in omap_aes_probe()
1130 	for (i = 0; i < dd->pdata->algs_info_size; i++) {  in omap_aes_probe()
1131 		if (!dd->pdata->algs_info[i].registered) {  in omap_aes_probe()
1132 			for (j = 0; j < dd->pdata->algs_info[i].size; j++) {  in omap_aes_probe()
1133 				algp = &dd->pdata->algs_info[i].algs_list[j];  in omap_aes_probe()
1142 				dd->pdata->algs_info[i].registered++;  in omap_aes_probe()
1147 	if (dd->pdata->aead_algs_info &&  in omap_aes_probe()
1148 	    !dd->pdata->aead_algs_info->registered) {  in omap_aes_probe()
1149 		for (i = 0; i < dd->pdata->aead_algs_info->size; i++) {  in omap_aes_probe()
1150 			aalg = &dd->pdata->aead_algs_info->algs_list[i];  in omap_aes_probe()
1160 			dd->pdata->aead_algs_info->registered++;  in omap_aes_probe()
1166 	for (i = dd->pdata->aead_algs_info->registered - 1; i >= 0; i--) {  in omap_aes_probe()
1167 		aalg = &dd->pdata->aead_algs_info->algs_list[i];  in omap_aes_probe()
1171 	for (i = dd->pdata->algs_info_size - 1; i >= 0; i--)  in omap_aes_probe()
1172 		for (j = dd->pdata->algs_info[i].registered - 1; j >= 0; j--)  in omap_aes_probe()
1174 					&dd->pdata->algs_info[i].algs_list[j]);  in omap_aes_probe()
1177 	if (dd->engine)  in omap_aes_probe()
1178 		crypto_engine_exit(dd->engine);  in omap_aes_probe()
1180 	omap_aes_dma_cleanup(dd);  in omap_aes_probe()
1182 	tasklet_kill(&dd->done_task);  in omap_aes_probe()
1185 	dd = NULL;  in omap_aes_probe()
1193 	struct omap_aes_dev *dd = platform_get_drvdata(pdev);  in omap_aes_remove()  local
1197 	if (!dd)  in omap_aes_remove()
1201 	list_del(&dd->list);  in omap_aes_remove()
1204 	for (i = dd->pdata->algs_info_size - 1; i >= 0; i--)  in omap_aes_remove()
1205 		for (j = dd->pdata->algs_info[i].registered - 1; j >= 0; j--)  in omap_aes_remove()
1207 					&dd->pdata->algs_info[i].algs_list[j]);  in omap_aes_remove()
1209 	for (i = dd->pdata->aead_algs_info->size - 1; i >= 0; i--) {  in omap_aes_remove()
1210 		aalg = &dd->pdata->aead_algs_info->algs_list[i];  in omap_aes_remove()
1214 	crypto_engine_exit(dd->engine);  in omap_aes_remove()
1216 	tasklet_kill(&dd->done_task);  in omap_aes_remove()
1217 	omap_aes_dma_cleanup(dd);  in omap_aes_remove()
1218 	pm_runtime_disable(dd->dev);  in omap_aes_remove()
1219 	dd = NULL;  in omap_aes_remove()