linux-kernel - [PATCH 6/6] crypto: cesa - Simplify with of_device_get_match

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Message-Id: <20251106-crypto-of-match-v1-6-36b26cd35cff@linaro.org>
Date: Thu, 06 Nov 2025 17:31:58 +0100
From: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To: Olivia Mackall <olivia@...enic.com>, 
 Herbert Xu <herbert@...dor.apana.org.au>, 
 Florian Fainelli <florian.fainelli@...adcom.com>, 
 Broadcom internal kernel review list <bcm-kernel-feedback-list@...adcom.com>, 
 Ray Jui <rjui@...adcom.com>, Scott Branden <sbranden@...adcom.com>, 
 Jesper Nilsson <jesper.nilsson@...s.com>, 
 Lars Persson <lars.persson@...s.com>, 
 "David S. Miller" <davem@...emloft.net>, 
 Tom Lendacky <thomas.lendacky@....com>, John Allen <john.allen@....com>, 
 Srujana Challa <schalla@...vell.com>, 
 Bharat Bhushan <bbhushan2@...vell.com>
Cc: linux-crypto@...r.kernel.org, linux-rpi-kernel@...ts.infradead.org, 
 linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org, 
 linux-arm-kernel@...s.com, 
 Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Subject: [PATCH 6/6] crypto: cesa - Simplify with
 of_device_get_match_data()

Driver's probe function matches against driver's of_device_id table,
where each entry has non-NULL match data, so of_match_node() can be
simplified with of_device_get_match_data().

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
---
 drivers/crypto/marvell/cesa/cesa.c | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/drivers/crypto/marvell/cesa/cesa.c b/drivers/crypto/marvell/cesa/cesa.c
index 9c21f5d835d2..301bdf239e7d 100644
--- a/drivers/crypto/marvell/cesa/cesa.c
+++ b/drivers/crypto/marvell/cesa/cesa.c
@@ -420,7 +420,6 @@ static int mv_cesa_probe(struct platform_device *pdev)
 {
 	const struct mv_cesa_caps *caps = &orion_caps;
 	const struct mbus_dram_target_info *dram;
-	const struct of_device_id *match;
 	struct device *dev = &pdev->dev;
 	struct mv_cesa_dev *cesa;
 	struct mv_cesa_engine *engines;
@@ -433,11 +432,9 @@ static int mv_cesa_probe(struct platform_device *pdev)
 	}

 	if (dev->of_node) {
-		match = of_match_node(mv_cesa_of_match_table, dev->of_node);
-		if (!match || !match->data)
+		caps = of_device_get_match_data(dev);
+		if (!caps)
 			return -ENOTSUPP;
-
-		caps = match->data;
 	}

 	cesa = devm_kzalloc(dev, sizeof(*cesa), GFP_KERNEL);

-- 
2.48.1