linux-kernel - [PATCH v2 1/2] crypto: hisilicon/qm - add dfx log if not use hardware crypto algs

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Date:   Fri, 21 May 2021 18:02:43 +0800
From:   Kai Ye <yekai13@...wei.com>
To:     <herbert@...dor.apana.org.au>
CC:     <linux-crypto@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <wangzhou1@...ilicon.com>, <yekai13@...wei.com>
Subject: [PATCH v2 1/2] crypto: hisilicon/qm - add dfx log if not use hardware crypto algs

Add print information necessary if not use hardware crypto algs.

Signed-off-by: Kai Ye <yekai13@...wei.com>
---
 drivers/crypto/hisilicon/qm.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/drivers/crypto/hisilicon/qm.c b/drivers/crypto/hisilicon/qm.c
index 8f7ea50..deb104e 100644
--- a/drivers/crypto/hisilicon/qm.c
+++ b/drivers/crypto/hisilicon/qm.c
@@ -4252,11 +4252,14 @@ static void hisi_qm_controller_reset(struct work_struct *rst_work)
  */
 int hisi_qm_alg_register(struct hisi_qm *qm, struct hisi_qm_list *qm_list)
 {
+	struct device *dev = &qm->pdev->dev;
 	int flag = 0;
 	int ret = 0;
-	/* HW V2 not support both use uacce sva mode and hardware crypto algs */
-	if (qm->ver <= QM_HW_V2 && qm->use_sva)
+
+	if (qm->ver <= QM_HW_V2 && qm->use_sva) {
+		dev_info(dev, "HW V2 not both use uacce sva mode and hardware crypto algs.\n");
 		return 0;
+	}
 
 	mutex_lock(&qm_list->lock);
 	if (list_empty(&qm_list->list))
-- 
2.8.1