From nobody Mon Sep 28 16:22:44 2026 Received: from mailgw.kylinos.cn (mailgw.kylinos.cn [124.126.103.232]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id D112C248F57 for ; Thu, 20 Aug 2026 01:38:55 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=124.126.103.232 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1787189937; cv=none; b=hNR0IzUoAT9K8zPhZHpDDmrLR2mKAhAIsgBPG1tI1D04jnW8tIqQ5imQ90x9yzkE7NSs+yO9M31quAwXQeL6McGowM/APWHyZSrRnpGgfBMT3Bp3kT62M93FMPKC2Z1BFVC+WZ0RGLoB2hKdD409lPGi0E1Gu8G5MrCujdBwo4Q= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1787189937; c=relaxed/simple; bh=t2M7D34RtM5sVnpudqFjTOY/nBziVLNa2S7Hobn5kY0=; h=From:To:Subject:Date:Message-Id:MIME-Version; b=PW27/BXGyxbq9eyepy6vs7iwg9zTqyjTV6t3TkVCVG+V8O6RVnot85dprUVEQ3f/4WoZJp6efI9O63tZbLVuonGlmjJis/telIA2UZ3Dp1Zvnig8qxl8waLYH0U/OHN/qI8vEe+/mIXzcVqQ5SSpzq0qXwQMc9XFMmS54O/Hk+k= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=kylinos.cn; spf=pass smtp.mailfrom=kylinos.cn; arc=none smtp.client-ip=124.126.103.232 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=kylinos.cn Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=kylinos.cn X-UUID: e5fd8d409c3711f19a56ed5b684f684d-20260820 X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.3.19,REQID:299bd241-578b-4f2e-a28e-70517e31be7b,IP:0,U RL:0,TC:0,Content:-5,EDM:-25,RT:0,SF:0,FILE:0,BULK:0,RULE:Release_Ham,ACTI ON:release,TS:-30 X-CID-META: VersionHash:7db8b62,CLOUDID:2a8b0aa8b1671df60006a42ce3fad022,BulkI D:nil,BulkQuantity:0,SF:102|850|865|898,TC:nil,Content:0|15|50,EDM:2,IP:ni l,URL:0,File:nil,RT:nil,Bulk:nil,QS:nil,BEC:nil,COL:0,OSI:0,OSA:0,AV:0,LES :1,SPR:NO,DKR:0,DKP:0,BRR:0,BRE:0,ARC:0 X-CID-BVR: 2,SSN|SDN X-CID-BAS: 2,SSN|SDN,0,_ X-CID-FACTOR: TF_CID_SPAM_SNR X-CID-RHF: D41D8CD98F00B204E9800998ECF8427E X-UUID: e5fd8d409c3711f19a56ed5b684f684d-20260820 X-User: lijun01@kylinos.cn Received: from localhost.localdomain [(10.44.16.150)] by mailgw.kylinos.cn (envelope-from ) (Generic MTA with TLSv1.3 TLS_AES_256_GCM_SHA384 256/256) with ESMTP id 447617659; Thu, 20 Aug 2026 09:38:52 +0800 From: Li Jun To: lijun01@kylinos.cn, andy@kernel.org, geert@linux-m68k.org, fourier.thomas@gmail.com, bhelgaas@google.com, u.kleine-koenig@baylibre.com, linux-kernel@vger.kernel.org Subject: [PATCH v3] auxdisplay: arm-charlcd: Use DEFINE_SIMPLE_DEV_PM_OPS for power management Date: Thu, 20 Aug 2026 09:38:26 +0800 Message-Id: <20260820013826.1927061-1-lijun01@kylinos.cn> X-Mailer: git-send-email 2.25.1 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Replace the manually defined dev_pm_ops structure with the DEFINE_SIMPLE_DEV_PM_OPS macro to simplify the power management code. This macro automatically handles CONFIG_PM_SLEEP configuration and generates freeze/thaw/poweroff/restore callbacks, reducing boilerplate code. Changes: -Replace SIMPLE-DEV-PM-OPS() in v1 v2 with DEFINE_SIMPLE_deV_PM-OPS() for p= m. -Corrected grammar errors in v1 comment. Signed-off-by: Li Jun --- drivers/auxdisplay/arm-charlcd.c | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-) diff --git a/drivers/auxdisplay/arm-charlcd.c b/drivers/auxdisplay/arm-char= lcd.c index 70efda4f767e..cdd6a0bfca05 100644 --- a/drivers/auxdisplay/arm-charlcd.c +++ b/drivers/auxdisplay/arm-charlcd.c @@ -306,10 +306,7 @@ static int charlcd_resume(struct device *dev) return 0; } =20 -static const struct dev_pm_ops charlcd_pm_ops =3D { - .suspend =3D charlcd_suspend, - .resume =3D charlcd_resume, -}; +static DEFINE_SIMPLE_DEV_PM_OPS(charlcd_pm_ops, charlcd_suspend, charlcd_r= esume); =20 static const struct of_device_id charlcd_match[] =3D { { .compatible =3D "arm,versatile-lcd", }, --=20 2.25.1