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Thu, 06 Nov 2025 08:32:05 -0800 (PST) From: Krzysztof Kozlowski Date: Thu, 06 Nov 2025 17:31:54 +0100 Subject: [PATCH 2/6] hwrng: bcm2835 - Simplify with of_device_get_match_data() Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20251106-crypto-of-match-v1-2-36b26cd35cff@linaro.org> References: <20251106-crypto-of-match-v1-0-36b26cd35cff@linaro.org> In-Reply-To: <20251106-crypto-of-match-v1-0-36b26cd35cff@linaro.org> To: Olivia Mackall , Herbert Xu , Florian Fainelli , Broadcom internal kernel review list , Ray Jui , Scott Branden , Jesper Nilsson , Lars Persson , "David S. Miller" , Tom Lendacky , John Allen , Srujana Challa , Bharat Bhushan Cc: linux-crypto@vger.kernel.org, linux-rpi-kernel@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-arm-kernel@axis.com, Krzysztof Kozlowski X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=openpgp-sha256; l=1411; i=krzysztof.kozlowski@linaro.org; h=from:subject:message-id; bh=OSkOsUuVlg6GLdS62ttCYUPhNKUQP/BVpUmRlzCzTaI=; b=owEBbQKS/ZANAwAKAcE3ZuaGi4PXAcsmYgBpDM18i3ym17y8uHBLXLjTcNt6evy0G+AKTl6Gd KTpxitcse2JAjMEAAEKAB0WIQTd0mIoPREbIztuuKjBN2bmhouD1wUCaQzNfAAKCRDBN2bmhouD 11svD/9xYqmLA5ExQT3JeaxEHdcTHOHgHeupGZO8K921owhdrik9RujjUgBMCnQBrp53sjGaY4p KLbKsGzvIxi221UDIU3IrSgbYL7KPyXLMc9CzNt7i2GYvSm+MeOTy3sGLlDOQDC4feFji7+rd8e m6DlsXUqamrdzqLXQUDqslEsZKS+DMwZqT4W5lN/YiX/24PxVruUrJyf2mUvTwnySDtjp4m4l4s qJo5wFGyjtr2+PK5AED2MayM0EWroY4ihWedi1UhvK/wuocjHlqKEsHKwHrAvFo77KBZH7GB0PD c38ZqHOO6Gry0ggpbIS11Fz3PVE/Ndq6gE1K5IayVQpBj/YwN41QalHiumyUbxqthETKpyfTEuQ Qdb5nHA1zckfGJPGPvBQQLOByJWSFhhklmKbZHJgjioSz4FVx6lw46Xw/gEg+bGbOI8KgeuBm/d omVXzSxWYONHkIMnI3/TcxpJlMftG63wJWuTx8D4HFTg2QeQzI0ZPIPN/ExHreXYWGGJAVGk2Uo T1ImI3PJchId3h5YjzhIBuTwfmR6Yv3L79nJEydV1A6O9Ei/5elrZtuPCSlk+syaZ+WCj8zTzX5 wrq0aLqX+ap8+UjECEMh6wF86EjoKkDHFqAK8PKoKXNu1K4UXrjdLGX/fw7cMaeYN4+XccV0gKE OnvLDOPHm7JkHBw== X-Developer-Key: i=krzysztof.kozlowski@linaro.org; a=openpgp; fpr=9BD07E0E0C51F8D59677B7541B93437D3B41629B 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 Reviewed-by: Florian Fainelli --- drivers/char/hw_random/bcm2835-rng.c | 8 ++------ 1 file changed, 2 insertions(+), 6 deletions(-) diff --git a/drivers/char/hw_random/bcm2835-rng.c b/drivers/char/hw_random/= bcm2835-rng.c index 0b67cfd15b11..6d6ac409efcf 100644 --- a/drivers/char/hw_random/bcm2835-rng.c +++ b/drivers/char/hw_random/bcm2835-rng.c @@ -142,9 +142,7 @@ MODULE_DEVICE_TABLE(of, bcm2835_rng_of_match); =20 static int bcm2835_rng_probe(struct platform_device *pdev) { - const struct bcm2835_rng_of_data *of_data; struct device *dev =3D &pdev->dev; - const struct of_device_id *rng_id; struct bcm2835_rng_priv *priv; int err; =20 @@ -172,12 +170,10 @@ static int bcm2835_rng_probe(struct platform_device *= pdev) priv->rng.cleanup =3D bcm2835_rng_cleanup; =20 if (dev_of_node(dev)) { - rng_id =3D of_match_node(bcm2835_rng_of_match, dev->of_node); - if (!rng_id) - return -EINVAL; + const struct bcm2835_rng_of_data *of_data; =20 /* Check for rng init function, execute it */ - of_data =3D rng_id->data; + of_data =3D of_device_get_match_data(dev); if (of_data) priv->mask_interrupts =3D of_data->mask_interrupts; } --=20 2.48.1