linux-kernel - [PATCH v2 6/7] crypto: stm32

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Message-ID: <20230713151518.1513949-7-thomas.bourgoin@foss.st.com>
Date:   Thu, 13 Jul 2023 17:15:17 +0200
From:   Thomas BOURGOIN <thomas.bourgoin@...s.st.com>
To:     Herbert Xu <herbert@...dor.apana.org.au>,
        "David S . Miller" <davem@...emloft.net>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Maxime Coquelin <mcoquelin.stm32@...il.com>,
        Alexandre Torgue <alexandre.torgue@...s.st.com>,
        Lionel Debieve <lionel.debieve@...s.st.com>,
        Linus Walleij <linus.walleij@...aro.org>
CC:     <linux-crypto@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-stm32@...md-mailman.stormreply.com>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>,
        Thomas Bourgoin <thomas.bourgoin@...s.st.com>,
        <stable@...r.kernel.org>
Subject: [PATCH v2 6/7] crypto: stm32 - fix MDMAT condition

From: Thomas Bourgoin <thomas.bourgoin@...s.st.com>

If IP has MDMAT support, set or reset the bit MDMAT in Control Register.

Fixes: b56403a25af7 ("crypto: stm32/hash - Support Ux500 hash")
Cc: stable@...r.kernel.org
Reviewed-by: Linus Walleij <linus.walleij@...aro.org>
Signed-off-by: Thomas Bourgoin <thomas.bourgoin@...s.st.com>

---
Changes in v2:
 - add Cc: stable@...r.kernel.org in commit message
 - add Reviewed-by: Linus Walleij <linus.walleij@...aro.org>

 drivers/crypto/stm32/stm32-hash.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/crypto/stm32/stm32-hash.c b/drivers/crypto/stm32/stm32-hash.c
index 701995a72e57..a48e6a14da2e 100644
--- a/drivers/crypto/stm32/stm32-hash.c
+++ b/drivers/crypto/stm32/stm32-hash.c
@@ -544,7 +544,7 @@ static int stm32_hash_xmit_dma(struct stm32_hash_dev *hdev,
 
 	reg = stm32_hash_read(hdev, HASH_CR);
 
-	if (!hdev->pdata->has_mdmat) {
+	if (hdev->pdata->has_mdmat) {
 		if (mdma)
 			reg |= HASH_CR_MDMAT;
 		else
-- 
2.25.1