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[34.91.171.30]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-abf795ba15esm367589066b.131.2025.03.04.09.05.35 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 04 Mar 2025 09:05:36 -0800 (PST) From: =?utf-8?q?Andr=C3=A9_Draszik?= Date: Tue, 04 Mar 2025 17:05:36 +0000 Subject: [PATCH v2 08/16] rtc: meson: drop needless struct meson_rtc::rtc member MIME-Version: 1.0 Message-Id: <20250304-rtc-cleanups-v2-8-d4689a71668c@linaro.org> References: <20250304-rtc-cleanups-v2-0-d4689a71668c@linaro.org> In-Reply-To: <20250304-rtc-cleanups-v2-0-d4689a71668c@linaro.org> To: Chanwoo Choi , Krzysztof Kozlowski , Alexandre Belloni , Joel Stanley , Andrew Jeffery , Hans Ulli Kroll , Linus Walleij , Neil Armstrong , Kevin Hilman , Jerome Brunet , Martin Blumenstingl , =?utf-8?b?VMOz?= =?utf-8?b?dGggSsOhbm9z?= , Dianlong Li , Nathan Chancellor , Nick Desaulniers , Bill Wendling , Justin Stitt Cc: linux-kernel@vger.kernel.org, linux-rtc@vger.kernel.org, linux-samsung-soc@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-aspeed@lists.ozlabs.org, linux-amlogic@lists.infradead.org, llvm@lists.linux.dev, =?utf-8?q?Andr=C3=A9_Draszik?= X-Mailer: b4 0.14.2 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250304_090538_671142_45554775 X-CRM114-Status: GOOD ( 16.16 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org The memory pointed to by the ::rtc member is managed via devres, and no code in this driver uses it past _probe(). We can drop it from the structure and just use a local temporary variable, reducing runtime memory consumption by a few bytes. Signed-off-by: André Draszik --- drivers/rtc/rtc-meson.c | 16 ++++++++-------- 1 file changed, 8 insertions(+), 8 deletions(-) diff --git a/drivers/rtc/rtc-meson.c b/drivers/rtc/rtc-meson.c index db1d626edca5fbb590f26c1cdd0774d350244a99..47e9ebf58ffc2f2b6c65932f8ec3773a213a62ef 100644 --- a/drivers/rtc/rtc-meson.c +++ b/drivers/rtc/rtc-meson.c @@ -59,7 +59,6 @@ #define MESON_STATIC_DEFAULT (MESON_STATIC_BIAS_CUR | MESON_STATIC_VOLTAGE) struct meson_rtc { - struct rtc_device *rtc; /* rtc device we created */ struct device *dev; /* device we bound from */ struct reset_control *reset; /* reset source */ struct regulator *vdd; /* voltage input */ @@ -292,6 +291,7 @@ static int meson_rtc_probe(struct platform_device *pdev) }; struct device *dev = &pdev->dev; struct meson_rtc *rtc; + struct rtc_device *rtc_dev; void __iomem *base; int ret; u32 tm; @@ -300,16 +300,16 @@ static int meson_rtc_probe(struct platform_device *pdev) if (!rtc) return -ENOMEM; - rtc->rtc = devm_rtc_allocate_device(dev); - if (IS_ERR(rtc->rtc)) - return PTR_ERR(rtc->rtc); + rtc_dev = devm_rtc_allocate_device(dev); + if (IS_ERR(rtc_dev)) + return PTR_ERR(rtc_dev); platform_set_drvdata(pdev, rtc); rtc->dev = dev; - rtc->rtc->ops = &meson_rtc_ops; - rtc->rtc->range_max = U32_MAX; + rtc_dev->ops = &meson_rtc_ops; + rtc_dev->range_max = U32_MAX; base = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(base)) @@ -365,11 +365,11 @@ static int meson_rtc_probe(struct platform_device *pdev) } meson_rtc_nvmem_config.priv = rtc; - ret = devm_rtc_nvmem_register(rtc->rtc, &meson_rtc_nvmem_config); + ret = devm_rtc_nvmem_register(rtc_dev, &meson_rtc_nvmem_config); if (ret) goto out_disable_vdd; - ret = devm_rtc_register_device(rtc->rtc); + ret = devm_rtc_register_device(rtc_dev); if (ret) goto out_disable_vdd;