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Lines Matching refs:hdev

117 	struct stm32_hash_dev	*hdev;  member
125 struct stm32_hash_dev *hdev; member
196 static inline u32 stm32_hash_read(struct stm32_hash_dev *hdev, u32 offset) in stm32_hash_read() argument
198 return readl_relaxed(hdev->io_base + offset); in stm32_hash_read()
201 static inline void stm32_hash_write(struct stm32_hash_dev *hdev, in stm32_hash_write() argument
204 writel_relaxed(value, hdev->io_base + offset); in stm32_hash_write()
207 static inline int stm32_hash_wait_busy(struct stm32_hash_dev *hdev) in stm32_hash_wait_busy() argument
211 return readl_relaxed_poll_timeout(hdev->io_base + HASH_SR, status, in stm32_hash_wait_busy()
215 static void stm32_hash_set_nblw(struct stm32_hash_dev *hdev, int length) in stm32_hash_set_nblw() argument
219 reg = stm32_hash_read(hdev, HASH_STR); in stm32_hash_set_nblw()
222 stm32_hash_write(hdev, HASH_STR, reg); in stm32_hash_set_nblw()
225 static int stm32_hash_write_key(struct stm32_hash_dev *hdev) in stm32_hash_write_key() argument
227 struct crypto_ahash *tfm = crypto_ahash_reqtfm(hdev->req); in stm32_hash_write_key()
234 stm32_hash_set_nblw(hdev, keylen); in stm32_hash_write_key()
237 stm32_hash_write(hdev, HASH_DIN, *(u32 *)key); in stm32_hash_write_key()
242 reg = stm32_hash_read(hdev, HASH_STR); in stm32_hash_write_key()
244 stm32_hash_write(hdev, HASH_STR, reg); in stm32_hash_write_key()
252 static void stm32_hash_write_ctrl(struct stm32_hash_dev *hdev) in stm32_hash_write_ctrl() argument
254 struct stm32_hash_request_ctx *rctx = ahash_request_ctx(hdev->req); in stm32_hash_write_ctrl()
255 struct crypto_ahash *tfm = crypto_ahash_reqtfm(hdev->req); in stm32_hash_write_ctrl()
260 if (!(hdev->flags & HASH_FLAGS_INIT)) { in stm32_hash_write_ctrl()
281 hdev->flags |= HASH_FLAGS_HMAC; in stm32_hash_write_ctrl()
287 stm32_hash_write(hdev, HASH_IMR, HASH_DCIE); in stm32_hash_write_ctrl()
289 stm32_hash_write(hdev, HASH_CR, reg); in stm32_hash_write_ctrl()
291 hdev->flags |= HASH_FLAGS_INIT; in stm32_hash_write_ctrl()
293 dev_dbg(hdev->dev, "Write Control %x\n", reg); in stm32_hash_write_ctrl()
331 static int stm32_hash_xmit_cpu(struct stm32_hash_dev *hdev, in stm32_hash_xmit_cpu() argument
339 hdev->flags |= HASH_FLAGS_FINAL; in stm32_hash_xmit_cpu()
343 dev_dbg(hdev->dev, "%s: length: %zd, final: %x len32 %i\n", in stm32_hash_xmit_cpu()
346 hdev->flags |= HASH_FLAGS_CPU; in stm32_hash_xmit_cpu()
348 stm32_hash_write_ctrl(hdev); in stm32_hash_xmit_cpu()
350 if (stm32_hash_wait_busy(hdev)) in stm32_hash_xmit_cpu()
353 if ((hdev->flags & HASH_FLAGS_HMAC) && in stm32_hash_xmit_cpu()
354 (!(hdev->flags & HASH_FLAGS_HMAC_KEY))) { in stm32_hash_xmit_cpu()
355 hdev->flags |= HASH_FLAGS_HMAC_KEY; in stm32_hash_xmit_cpu()
356 stm32_hash_write_key(hdev); in stm32_hash_xmit_cpu()
357 if (stm32_hash_wait_busy(hdev)) in stm32_hash_xmit_cpu()
362 stm32_hash_write(hdev, HASH_DIN, buffer[count]); in stm32_hash_xmit_cpu()
365 stm32_hash_set_nblw(hdev, length); in stm32_hash_xmit_cpu()
366 reg = stm32_hash_read(hdev, HASH_STR); in stm32_hash_xmit_cpu()
368 stm32_hash_write(hdev, HASH_STR, reg); in stm32_hash_xmit_cpu()
369 if (hdev->flags & HASH_FLAGS_HMAC) { in stm32_hash_xmit_cpu()
370 if (stm32_hash_wait_busy(hdev)) in stm32_hash_xmit_cpu()
372 stm32_hash_write_key(hdev); in stm32_hash_xmit_cpu()
380 static int stm32_hash_update_cpu(struct stm32_hash_dev *hdev) in stm32_hash_update_cpu() argument
382 struct stm32_hash_request_ctx *rctx = ahash_request_ctx(hdev->req); in stm32_hash_update_cpu()
385 dev_dbg(hdev->dev, "%s flags %lx\n", __func__, rctx->flags); in stm32_hash_update_cpu()
394 err = stm32_hash_xmit_cpu(hdev, rctx->buffer, bufcnt, 0); in stm32_hash_update_cpu()
402 err = stm32_hash_xmit_cpu(hdev, rctx->buffer, bufcnt, in stm32_hash_update_cpu()
409 static int stm32_hash_xmit_dma(struct stm32_hash_dev *hdev, in stm32_hash_xmit_dma() argument
417 in_desc = dmaengine_prep_slave_sg(hdev->dma_lch, sg, 1, in stm32_hash_xmit_dma()
421 dev_err(hdev->dev, "dmaengine_prep_slave error\n"); in stm32_hash_xmit_dma()
425 reinit_completion(&hdev->dma_completion); in stm32_hash_xmit_dma()
427 in_desc->callback_param = hdev; in stm32_hash_xmit_dma()
429 hdev->flags |= HASH_FLAGS_FINAL; in stm32_hash_xmit_dma()
430 hdev->flags |= HASH_FLAGS_DMA_ACTIVE; in stm32_hash_xmit_dma()
432 reg = stm32_hash_read(hdev, HASH_CR); in stm32_hash_xmit_dma()
441 stm32_hash_write(hdev, HASH_CR, reg); in stm32_hash_xmit_dma()
443 stm32_hash_set_nblw(hdev, length); in stm32_hash_xmit_dma()
450 dma_async_issue_pending(hdev->dma_lch); in stm32_hash_xmit_dma()
452 if (!wait_for_completion_timeout(&hdev->dma_completion, in stm32_hash_xmit_dma()
456 if (dma_async_is_tx_complete(hdev->dma_lch, cookie, in stm32_hash_xmit_dma()
461 dev_err(hdev->dev, "DMA Error %i\n", err); in stm32_hash_xmit_dma()
462 dmaengine_terminate_all(hdev->dma_lch); in stm32_hash_xmit_dma()
471 struct stm32_hash_dev *hdev = param; in stm32_hash_dma_callback() local
473 complete(&hdev->dma_completion); in stm32_hash_dma_callback()
475 hdev->flags |= HASH_FLAGS_DMA_READY; in stm32_hash_dma_callback()
478 static int stm32_hash_hmac_dma_send(struct stm32_hash_dev *hdev) in stm32_hash_hmac_dma_send() argument
480 struct stm32_hash_request_ctx *rctx = ahash_request_ctx(hdev->req); in stm32_hash_hmac_dma_send()
481 struct crypto_ahash *tfm = crypto_ahash_reqtfm(hdev->req); in stm32_hash_hmac_dma_send()
485 if (ctx->keylen < HASH_DMA_THRESHOLD || (hdev->dma_mode == 1)) { in stm32_hash_hmac_dma_send()
486 err = stm32_hash_write_key(hdev); in stm32_hash_hmac_dma_send()
487 if (stm32_hash_wait_busy(hdev)) in stm32_hash_hmac_dma_send()
490 if (!(hdev->flags & HASH_FLAGS_HMAC_KEY)) in stm32_hash_hmac_dma_send()
494 rctx->dma_ct = dma_map_sg(hdev->dev, &rctx->sg_key, 1, in stm32_hash_hmac_dma_send()
497 dev_err(hdev->dev, "dma_map_sg error\n"); in stm32_hash_hmac_dma_send()
501 err = stm32_hash_xmit_dma(hdev, &rctx->sg_key, ctx->keylen, 0); in stm32_hash_hmac_dma_send()
503 dma_unmap_sg(hdev->dev, &rctx->sg_key, 1, DMA_TO_DEVICE); in stm32_hash_hmac_dma_send()
509 static int stm32_hash_dma_init(struct stm32_hash_dev *hdev) in stm32_hash_dma_init() argument
518 dma_conf.dst_addr = hdev->phys_base + HASH_DIN; in stm32_hash_dma_init()
520 dma_conf.src_maxburst = hdev->dma_maxburst; in stm32_hash_dma_init()
521 dma_conf.dst_maxburst = hdev->dma_maxburst; in stm32_hash_dma_init()
524 chan = dma_request_chan(hdev->dev, "in"); in stm32_hash_dma_init()
528 hdev->dma_lch = chan; in stm32_hash_dma_init()
530 err = dmaengine_slave_config(hdev->dma_lch, &dma_conf); in stm32_hash_dma_init()
532 dma_release_channel(hdev->dma_lch); in stm32_hash_dma_init()
533 hdev->dma_lch = NULL; in stm32_hash_dma_init()
534 dev_err(hdev->dev, "Couldn't configure DMA slave.\n"); in stm32_hash_dma_init()
538 init_completion(&hdev->dma_completion); in stm32_hash_dma_init()
543 static int stm32_hash_dma_send(struct stm32_hash_dev *hdev) in stm32_hash_dma_send() argument
545 struct stm32_hash_request_ctx *rctx = ahash_request_ctx(hdev->req); in stm32_hash_dma_send()
551 rctx->sg = hdev->req->src; in stm32_hash_dma_send()
552 rctx->total = hdev->req->nbytes; in stm32_hash_dma_send()
559 stm32_hash_write_ctrl(hdev); in stm32_hash_dma_send()
561 if (hdev->flags & HASH_FLAGS_HMAC) { in stm32_hash_dma_send()
562 err = stm32_hash_hmac_dma_send(hdev); in stm32_hash_dma_send()
572 if (hdev->dma_mode == 1) { in stm32_hash_dma_send()
590 rctx->dma_ct = dma_map_sg(hdev->dev, sg, 1, in stm32_hash_dma_send()
593 dev_err(hdev->dev, "dma_map_sg error\n"); in stm32_hash_dma_send()
597 err = stm32_hash_xmit_dma(hdev, sg, len, in stm32_hash_dma_send()
600 dma_unmap_sg(hdev->dev, sg, 1, DMA_TO_DEVICE); in stm32_hash_dma_send()
606 if (hdev->dma_mode == 1) { in stm32_hash_dma_send()
607 if (stm32_hash_wait_busy(hdev)) in stm32_hash_dma_send()
609 reg = stm32_hash_read(hdev, HASH_CR); in stm32_hash_dma_send()
612 stm32_hash_write(hdev, HASH_CR, reg); in stm32_hash_dma_send()
617 writesl(hdev->io_base + HASH_DIN, buffer, in stm32_hash_dma_send()
620 stm32_hash_set_nblw(hdev, ncp); in stm32_hash_dma_send()
621 reg = stm32_hash_read(hdev, HASH_STR); in stm32_hash_dma_send()
623 stm32_hash_write(hdev, HASH_STR, reg); in stm32_hash_dma_send()
627 if (hdev->flags & HASH_FLAGS_HMAC) { in stm32_hash_dma_send()
628 if (stm32_hash_wait_busy(hdev)) in stm32_hash_dma_send()
630 err = stm32_hash_hmac_dma_send(hdev); in stm32_hash_dma_send()
638 struct stm32_hash_dev *hdev = NULL, *tmp; in stm32_hash_find_dev() local
641 if (!ctx->hdev) { in stm32_hash_find_dev()
643 hdev = tmp; in stm32_hash_find_dev()
646 ctx->hdev = hdev; in stm32_hash_find_dev()
648 hdev = ctx->hdev; in stm32_hash_find_dev()
653 return hdev; in stm32_hash_find_dev()
660 struct stm32_hash_dev *hdev = stm32_hash_find_dev(ctx); in stm32_hash_dma_aligned_data() local
667 if (hdev->dma_mode == 1) in stm32_hash_dma_aligned_data()
687 struct stm32_hash_dev *hdev = stm32_hash_find_dev(ctx); in stm32_hash_init() local
689 rctx->hdev = hdev; in stm32_hash_init()
722 dev_dbg(hdev->dev, "%s Flags %lx\n", __func__, rctx->flags); in stm32_hash_init()
727 static int stm32_hash_update_req(struct stm32_hash_dev *hdev) in stm32_hash_update_req() argument
729 return stm32_hash_update_cpu(hdev); in stm32_hash_update_req()
732 static int stm32_hash_final_req(struct stm32_hash_dev *hdev) in stm32_hash_final_req() argument
734 struct ahash_request *req = hdev->req; in stm32_hash_final_req()
742 err = stm32_hash_dma_send(hdev); in stm32_hash_final_req()
744 err = stm32_hash_xmit_cpu(hdev, rctx->buffer, buflen, 1); in stm32_hash_final_req()
774 hash[i] = cpu_to_be32(stm32_hash_read(rctx->hdev, in stm32_hash_copy_hash()
793 struct stm32_hash_dev *hdev = rctx->hdev; in stm32_hash_finish_req() local
795 if (!err && (HASH_FLAGS_FINAL & hdev->flags)) { in stm32_hash_finish_req()
798 hdev->flags &= ~(HASH_FLAGS_FINAL | HASH_FLAGS_CPU | in stm32_hash_finish_req()
807 pm_runtime_mark_last_busy(hdev->dev); in stm32_hash_finish_req()
808 pm_runtime_put_autosuspend(hdev->dev); in stm32_hash_finish_req()
810 crypto_finalize_hash_request(hdev->engine, req, err); in stm32_hash_finish_req()
813 static int stm32_hash_hw_init(struct stm32_hash_dev *hdev, in stm32_hash_hw_init() argument
816 pm_runtime_get_sync(hdev->dev); in stm32_hash_hw_init()
818 if (!(HASH_FLAGS_INIT & hdev->flags)) { in stm32_hash_hw_init()
819 stm32_hash_write(hdev, HASH_CR, HASH_CR_INIT); in stm32_hash_hw_init()
820 stm32_hash_write(hdev, HASH_STR, 0); in stm32_hash_hw_init()
821 stm32_hash_write(hdev, HASH_DIN, 0); in stm32_hash_hw_init()
822 stm32_hash_write(hdev, HASH_IMR, 0); in stm32_hash_hw_init()
823 hdev->err = 0; in stm32_hash_hw_init()
832 static int stm32_hash_handle_queue(struct stm32_hash_dev *hdev, in stm32_hash_handle_queue() argument
835 return crypto_transfer_hash_request_to_engine(hdev->engine, req); in stm32_hash_handle_queue()
843 struct stm32_hash_dev *hdev = stm32_hash_find_dev(ctx); in stm32_hash_prepare_req() local
846 if (!hdev) in stm32_hash_prepare_req()
849 hdev->req = req; in stm32_hash_prepare_req()
853 dev_dbg(hdev->dev, "processing new req, op: %lu, nbytes %d\n", in stm32_hash_prepare_req()
856 return stm32_hash_hw_init(hdev, rctx); in stm32_hash_prepare_req()
864 struct stm32_hash_dev *hdev = stm32_hash_find_dev(ctx); in stm32_hash_one_request() local
868 if (!hdev) in stm32_hash_one_request()
871 hdev->req = req; in stm32_hash_one_request()
876 err = stm32_hash_update_req(hdev); in stm32_hash_one_request()
878 err = stm32_hash_final_req(hdev); in stm32_hash_one_request()
891 struct stm32_hash_dev *hdev = ctx->hdev; in stm32_hash_enqueue() local
895 return stm32_hash_handle_queue(hdev, req); in stm32_hash_enqueue()
930 struct stm32_hash_dev *hdev = stm32_hash_find_dev(ctx); in stm32_hash_finup() local
935 if (hdev->dma_lch && stm32_hash_dma_aligned_data(req)) in stm32_hash_finup()
961 struct stm32_hash_dev *hdev = stm32_hash_find_dev(ctx); in stm32_hash_export() local
965 pm_runtime_get_sync(hdev->dev); in stm32_hash_export()
967 while ((stm32_hash_read(hdev, HASH_SR) & HASH_SR_BUSY)) in stm32_hash_export()
976 *preg++ = stm32_hash_read(hdev, HASH_IMR); in stm32_hash_export()
977 *preg++ = stm32_hash_read(hdev, HASH_STR); in stm32_hash_export()
978 *preg++ = stm32_hash_read(hdev, HASH_CR); in stm32_hash_export()
980 *preg++ = stm32_hash_read(hdev, HASH_CSR(i)); in stm32_hash_export()
982 pm_runtime_mark_last_busy(hdev->dev); in stm32_hash_export()
983 pm_runtime_put_autosuspend(hdev->dev); in stm32_hash_export()
994 struct stm32_hash_dev *hdev = stm32_hash_find_dev(ctx); in stm32_hash_import() local
1003 pm_runtime_get_sync(hdev->dev); in stm32_hash_import()
1005 stm32_hash_write(hdev, HASH_IMR, *preg++); in stm32_hash_import()
1006 stm32_hash_write(hdev, HASH_STR, *preg++); in stm32_hash_import()
1007 stm32_hash_write(hdev, HASH_CR, *preg); in stm32_hash_import()
1009 stm32_hash_write(hdev, HASH_CR, reg); in stm32_hash_import()
1012 stm32_hash_write(hdev, HASH_CSR(i), *preg++); in stm32_hash_import()
1014 pm_runtime_mark_last_busy(hdev->dev); in stm32_hash_import()
1015 pm_runtime_put_autosuspend(hdev->dev); in stm32_hash_import()
1083 struct stm32_hash_dev *hdev = dev_id; in stm32_hash_irq_thread() local
1085 if (HASH_FLAGS_CPU & hdev->flags) { in stm32_hash_irq_thread()
1086 if (HASH_FLAGS_OUTPUT_READY & hdev->flags) { in stm32_hash_irq_thread()
1087 hdev->flags &= ~HASH_FLAGS_OUTPUT_READY; in stm32_hash_irq_thread()
1090 } else if (HASH_FLAGS_DMA_READY & hdev->flags) { in stm32_hash_irq_thread()
1091 if (HASH_FLAGS_DMA_ACTIVE & hdev->flags) { in stm32_hash_irq_thread()
1092 hdev->flags &= ~HASH_FLAGS_DMA_ACTIVE; in stm32_hash_irq_thread()
1101 stm32_hash_finish_req(hdev->req, 0); in stm32_hash_irq_thread()
1108 struct stm32_hash_dev *hdev = dev_id; in stm32_hash_irq_handler() local
1111 reg = stm32_hash_read(hdev, HASH_SR); in stm32_hash_irq_handler()
1114 stm32_hash_write(hdev, HASH_SR, reg); in stm32_hash_irq_handler()
1115 hdev->flags |= HASH_FLAGS_OUTPUT_READY; in stm32_hash_irq_handler()
1117 stm32_hash_write(hdev, HASH_IMR, 0); in stm32_hash_irq_handler()
1334 static int stm32_hash_register_algs(struct stm32_hash_dev *hdev) in stm32_hash_register_algs() argument
1339 for (i = 0; i < hdev->pdata->algs_info_size; i++) { in stm32_hash_register_algs()
1340 for (j = 0; j < hdev->pdata->algs_info[i].size; j++) { in stm32_hash_register_algs()
1342 &hdev->pdata->algs_info[i].algs_list[j]); in stm32_hash_register_algs()
1350 dev_err(hdev->dev, "Algo %d : %d failed\n", i, j); in stm32_hash_register_algs()
1354 &hdev->pdata->algs_info[i].algs_list[j]); in stm32_hash_register_algs()
1360 static int stm32_hash_unregister_algs(struct stm32_hash_dev *hdev) in stm32_hash_unregister_algs() argument
1364 for (i = 0; i < hdev->pdata->algs_info_size; i++) { in stm32_hash_unregister_algs()
1365 for (j = 0; j < hdev->pdata->algs_info[i].size; j++) in stm32_hash_unregister_algs()
1367 &hdev->pdata->algs_info[i].algs_list[j]); in stm32_hash_unregister_algs()
1415 static int stm32_hash_get_of_match(struct stm32_hash_dev *hdev, in stm32_hash_get_of_match() argument
1418 hdev->pdata = of_device_get_match_data(dev); in stm32_hash_get_of_match()
1419 if (!hdev->pdata) { in stm32_hash_get_of_match()
1425 &hdev->dma_maxburst)) { in stm32_hash_get_of_match()
1427 hdev->dma_maxburst = 0; in stm32_hash_get_of_match()
1435 struct stm32_hash_dev *hdev; in stm32_hash_probe() local
1440 hdev = devm_kzalloc(dev, sizeof(*hdev), GFP_KERNEL); in stm32_hash_probe()
1441 if (!hdev) in stm32_hash_probe()
1445 hdev->io_base = devm_ioremap_resource(dev, res); in stm32_hash_probe()
1446 if (IS_ERR(hdev->io_base)) in stm32_hash_probe()
1447 return PTR_ERR(hdev->io_base); in stm32_hash_probe()
1449 hdev->phys_base = res->start; in stm32_hash_probe()
1451 ret = stm32_hash_get_of_match(hdev, dev); in stm32_hash_probe()
1461 dev_name(dev), hdev); in stm32_hash_probe()
1467 hdev->clk = devm_clk_get(&pdev->dev, NULL); in stm32_hash_probe()
1468 if (IS_ERR(hdev->clk)) in stm32_hash_probe()
1469 return dev_err_probe(dev, PTR_ERR(hdev->clk), in stm32_hash_probe()
1472 ret = clk_prepare_enable(hdev->clk); in stm32_hash_probe()
1485 hdev->rst = devm_reset_control_get(&pdev->dev, NULL); in stm32_hash_probe()
1486 if (IS_ERR(hdev->rst)) { in stm32_hash_probe()
1487 if (PTR_ERR(hdev->rst) == -EPROBE_DEFER) { in stm32_hash_probe()
1492 reset_control_assert(hdev->rst); in stm32_hash_probe()
1494 reset_control_deassert(hdev->rst); in stm32_hash_probe()
1497 hdev->dev = dev; in stm32_hash_probe()
1499 platform_set_drvdata(pdev, hdev); in stm32_hash_probe()
1501 ret = stm32_hash_dma_init(hdev); in stm32_hash_probe()
1513 list_add_tail(&hdev->list, &stm32_hash.dev_list); in stm32_hash_probe()
1517 hdev->engine = crypto_engine_alloc_init(dev, 1); in stm32_hash_probe()
1518 if (!hdev->engine) { in stm32_hash_probe()
1523 ret = crypto_engine_start(hdev->engine); in stm32_hash_probe()
1527 hdev->dma_mode = stm32_hash_read(hdev, HASH_HWCFGR); in stm32_hash_probe()
1530 ret = stm32_hash_register_algs(hdev); in stm32_hash_probe()
1535 stm32_hash_read(hdev, HASH_VER), hdev->dma_mode); in stm32_hash_probe()
1543 crypto_engine_exit(hdev->engine); in stm32_hash_probe()
1546 list_del(&hdev->list); in stm32_hash_probe()
1549 if (hdev->dma_lch) in stm32_hash_probe()
1550 dma_release_channel(hdev->dma_lch); in stm32_hash_probe()
1555 clk_disable_unprepare(hdev->clk); in stm32_hash_probe()
1562 struct stm32_hash_dev *hdev; in stm32_hash_remove() local
1565 hdev = platform_get_drvdata(pdev); in stm32_hash_remove()
1566 if (!hdev) in stm32_hash_remove()
1569 ret = pm_runtime_get_sync(hdev->dev); in stm32_hash_remove()
1571 stm32_hash_unregister_algs(hdev); in stm32_hash_remove()
1573 crypto_engine_exit(hdev->engine); in stm32_hash_remove()
1576 list_del(&hdev->list); in stm32_hash_remove()
1579 if (hdev->dma_lch) in stm32_hash_remove()
1580 dma_release_channel(hdev->dma_lch); in stm32_hash_remove()
1582 pm_runtime_disable(hdev->dev); in stm32_hash_remove()
1583 pm_runtime_put_noidle(hdev->dev); in stm32_hash_remove()
1586 clk_disable_unprepare(hdev->clk); in stm32_hash_remove()
1594 struct stm32_hash_dev *hdev = dev_get_drvdata(dev); in stm32_hash_runtime_suspend() local
1596 clk_disable_unprepare(hdev->clk); in stm32_hash_runtime_suspend()
1603 struct stm32_hash_dev *hdev = dev_get_drvdata(dev); in stm32_hash_runtime_resume() local
1606 ret = clk_prepare_enable(hdev->clk); in stm32_hash_runtime_resume()
1608 dev_err(hdev->dev, "Failed to prepare_enable clock\n"); in stm32_hash_runtime_resume()