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[34.91.171.30]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-abf795ba15esm367589066b.131.2025.03.04.09.05.32 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 04 Mar 2025 09:05:32 -0800 (PST) From: =?utf-8?q?Andr=C3=A9_Draszik?= Date: Tue, 04 Mar 2025 17:05:31 +0000 Subject: [PATCH v2 03/16] rtc: aspeed: drop needless struct aspeed_rtc::rtc_dev member 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: <20250304-rtc-cleanups-v2-3-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?q?T=C3=B3th_J=C3=A1nos?= , 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 The memory pointed to by the ::rtc_dev 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: Andr=C3=A9 Draszik --- drivers/rtc/rtc-aspeed.c | 16 ++++++++-------- 1 file changed, 8 insertions(+), 8 deletions(-) diff --git a/drivers/rtc/rtc-aspeed.c b/drivers/rtc/rtc-aspeed.c index 880b015eebaf796f68ed82c29998f345e1fd418b..0d0053b52f9b90a61725bf29435= bfc8071977f9e 100644 --- a/drivers/rtc/rtc-aspeed.c +++ b/drivers/rtc/rtc-aspeed.c @@ -8,7 +8,6 @@ #include =20 struct aspeed_rtc { - struct rtc_device *rtc_dev; void __iomem *base; }; =20 @@ -85,6 +84,7 @@ static const struct rtc_class_ops aspeed_rtc_ops =3D { static int aspeed_rtc_probe(struct platform_device *pdev) { struct aspeed_rtc *rtc; + struct rtc_device *rtc_dev; =20 rtc =3D devm_kzalloc(&pdev->dev, sizeof(*rtc), GFP_KERNEL); if (!rtc) @@ -94,17 +94,17 @@ static int aspeed_rtc_probe(struct platform_device *pde= v) if (IS_ERR(rtc->base)) return PTR_ERR(rtc->base); =20 - rtc->rtc_dev =3D devm_rtc_allocate_device(&pdev->dev); - if (IS_ERR(rtc->rtc_dev)) - return PTR_ERR(rtc->rtc_dev); + rtc_dev =3D devm_rtc_allocate_device(&pdev->dev); + if (IS_ERR(rtc_dev)) + return PTR_ERR(rtc_dev); =20 platform_set_drvdata(pdev, rtc); =20 - rtc->rtc_dev->ops =3D &aspeed_rtc_ops; - rtc->rtc_dev->range_min =3D RTC_TIMESTAMP_BEGIN_1900; - rtc->rtc_dev->range_max =3D 38814989399LL; /* 3199-12-31 23:59:59 */ + rtc_dev->ops =3D &aspeed_rtc_ops; + rtc_dev->range_min =3D RTC_TIMESTAMP_BEGIN_1900; + rtc_dev->range_max =3D 38814989399LL; /* 3199-12-31 23:59:59 */ =20 - return devm_rtc_register_device(rtc->rtc_dev); + return devm_rtc_register_device(rtc_dev); } =20 static const struct of_device_id aspeed_rtc_match[] =3D { --=20 2.48.1.711.g2feabab25a-goog