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Fri, 07 Nov 2025 00:16:25 -0800 (PST) Received: from [127.0.1.1] ([178.197.219.123]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-42ac679d544sm4058381f8f.46.2025.11.07.00.16.24 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 07 Nov 2025 00:16:25 -0800 (PST) From: Krzysztof Kozlowski Date: Fri, 07 Nov 2025 09:15:51 +0100 Subject: [PATCH v2 4/6] crypto: ccp - Constify 'dev_vdata' member Precedence: bulk X-Mailing-List: linux-crypto@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20251107-crypto-of-match-v2-4-a0ea93e24d2a@linaro.org> References: <20251107-crypto-of-match-v2-0-a0ea93e24d2a@linaro.org> In-Reply-To: <20251107-crypto-of-match-v2-0-a0ea93e24d2a@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=1854; i=krzysztof.kozlowski@linaro.org; h=from:subject:message-id; bh=uTmny2khUfJwBOWnPIYMUA8TMxpeqbiVOa8x77OKjl0=; b=owEBbQKS/ZANAwAKAcE3ZuaGi4PXAcsmYgBpDarO58OSSjeZ/MbkGRG/cmhslRbHT8xse2e+1 3RK3Y6qelmJAjMEAAEKAB0WIQTd0mIoPREbIztuuKjBN2bmhouD1wUCaQ2qzgAKCRDBN2bmhouD 19qxD/4xxZP3XPx4HmiGMoIT074VwmZlKVGWBPALUzJR00KUN6qkjf6aQiGyi0BJz003r9FHokB P0LFjUFRrWfWAJU1zXKVFaSOpjH8bUHhgrbmhvEnApKXXUJ8uz3c881SYC+Pj4yAOFJyzQNvh2a oNkXjeha5SsBI4tPj5Rg/+KnO5YOZbeZZBwICbXJP6Mp6IpukkOIC4TRJ12D5e8oJdd01JmIs14 TOQRnkSfFYuswcyIKYpx71MfgG519BRUl9mz6M9OzvCL5Eko0+y75Cia8br2hxcaGFTmLpJgYFq DTjvd7uY9iL6xyexLutvlVVXirAUtfdV8oXljVl9u97k6ze4EmyH/OCDq35yVBoq5rfF9b6F6YZ pnrum7tp+9BqGkUgPz2WBavP9wWLq9XMbvHm//4hVtxm9UrNyiKZXOds9VKQbV2liGu85jFuHcn 63PDdsOQeR1l0p1CzTwc2rEWweOtct3GnKtZuQh7QYgM558EW6bUhB5RKotm73G+G3WG7iJe562 xSE67xCo3+xfbFfGVCAwI4fqnyFNKD8HTtBNmhLiecv3+fMLJcv08C7aieloXxXG15HhnG9uYry uqKL4SWxJA40IEQjKxB9U7zSfNprRvNFNuykzVhhAfJ1hg7RWDkX3Z4w4Gvd6qNhvIBIcidALKi ubXzajJ21fyB7+g== X-Developer-Key: i=krzysztof.kozlowski@linaro.org; a=openpgp; fpr=9BD07E0E0C51F8D59677B7541B93437D3B41629B sp_device->dev_vdata points to only const data (see 'static const struct sp_dev_vdata dev_vdata'), so can be made pointer to const for code safety. Update also sp_get_acpi_version() function which returns this pointer to 'pointer to const' for code readability, even though it is not needed. On the other hand, do not touch similar function sp_get_of_version() because it will be immediately removed in next patches. Acked-by: Tom Lendacky Signed-off-by: Krzysztof Kozlowski --- drivers/crypto/ccp/sp-dev.h | 2 +- drivers/crypto/ccp/sp-platform.c | 4 ++-- 2 files changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/crypto/ccp/sp-dev.h b/drivers/crypto/ccp/sp-dev.h index 6f9d7063257d..1335a83fe052 100644 --- a/drivers/crypto/ccp/sp-dev.h +++ b/drivers/crypto/ccp/sp-dev.h @@ -95,7 +95,7 @@ struct sp_device { struct device *dev; - struct sp_dev_vdata *dev_vdata; + const struct sp_dev_vdata *dev_vdata; unsigned int ord; char name[SP_MAX_NAME_LEN]; diff --git a/drivers/crypto/ccp/sp-platform.c b/drivers/crypto/ccp/sp-platform.c index 3933cac1694d..de8a8183efdb 100644 --- a/drivers/crypto/ccp/sp-platform.c +++ b/drivers/crypto/ccp/sp-platform.c @@ -63,13 +63,13 @@ static struct sp_dev_vdata *sp_get_of_version(struct platform_device *pdev) return NULL; } -static struct sp_dev_vdata *sp_get_acpi_version(struct platform_device *pdev) +static const struct sp_dev_vdata *sp_get_acpi_version(struct platform_device *pdev) { const struct acpi_device_id *match; match = acpi_match_device(sp_acpi_match, &pdev->dev); if (match && match->driver_data) - return (struct sp_dev_vdata *)match->driver_data; + return (const struct sp_dev_vdata *)match->driver_data; return NULL; } -- 2.48.1