From nobody Sun Dec 28 22:55:57 2025 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4CC5BC4167B for ; Mon, 4 Dec 2023 10:12:48 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234832AbjLDKMk (ORCPT ); Mon, 4 Dec 2023 05:12:40 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42938 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234823AbjLDKMd (ORCPT ); Mon, 4 Dec 2023 05:12:33 -0500 Received: from mx07-00178001.pphosted.com (mx07-00178001.pphosted.com [185.132.182.106]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D8AEB103; Mon, 4 Dec 2023 02:12:38 -0800 (PST) Received: from pps.filterd (m0288072.ppops.net [127.0.0.1]) by mx07-00178001.pphosted.com (8.17.1.22/8.17.1.22) with ESMTP id 3B47qmuS011775; Mon, 4 Dec 2023 11:11:57 +0100 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=foss.st.com; h= from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding:content-type; s= selector1; bh=uxlxZGGWiCK9ukUifKVDu5ceC0YPpoymX4MhiItDcpE=; b=xf yhtO6yrjNOd14b9FGi4oHKHKiQMsBanHfnxjgLsckWsELDwMCILUvv6YGstnZzXD tVyMNCojHdhbiDRtZkLUKhk0t3f0VT4x+TG5BndWNpo9WGpZHi9ewUC2CPv2gkTK jEaqT6SnXufoeD4bvByKr3+3QuxZDt8XwAN2QwXJGI6rK9gQ1PCbreZBshukNMB2 hoPzn6i9gzTMA7Kv2EloombwN+bWsSBTl4eS865G5xXeK6bdtvRoSnGqZGMvS4vi cW5SvgOf2761MEQ9HdLP+xSHrwM7iWOEd1gsMEmDbWSnkLQVSjGDV/zpzc5U78o7 RBGALyruR+u/o2HFkbRQ== Received: from beta.dmz-eu.st.com (beta.dmz-eu.st.com [164.129.1.35]) by mx07-00178001.pphosted.com (PPS) with ESMTPS id 3uqtvkxv31-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 04 Dec 2023 11:11:57 +0100 (CET) Received: from euls16034.sgp.st.com (euls16034.sgp.st.com [10.75.44.20]) by beta.dmz-eu.st.com (STMicroelectronics) with ESMTP id 07AD6100089; Mon, 4 Dec 2023 11:11:56 +0100 (CET) Received: from Webmail-eu.st.com (shfdag1node2.st.com [10.75.129.70]) by euls16034.sgp.st.com (STMicroelectronics) with ESMTP id F0B9921ADB1; Mon, 4 Dec 2023 11:11:55 +0100 (CET) Received: from localhost (10.252.13.105) by SHFDAG1NODE2.st.com (10.75.129.70) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.27; Mon, 4 Dec 2023 11:11:53 +0100 From: Raphael Gallais-Pou To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Maxime Coquelin , Alexandre Torgue , Yannick Fertre , Philippe Cornu , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Daniel Vetter , Richard Cochran CC: , , , , , Subject: [PATCH v2 1/4] drm/stm: dsi: use new SYSTEM_SLEEP_PM_OPS() macro Date: Mon, 4 Dec 2023 11:11:10 +0100 Message-ID: <20231204101113.276368-2-raphael.gallais-pou@foss.st.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20231204101113.276368-1-raphael.gallais-pou@foss.st.com> References: <20231204101113.276368-1-raphael.gallais-pou@foss.st.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Originating-IP: [10.252.13.105] X-ClientProxiedBy: SHFCAS1NODE2.st.com (10.75.129.73) To SHFDAG1NODE2.st.com (10.75.129.70) X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.997,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2023-12-04_06,2023-11-30_01,2023-05-22_02 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" Use RUNTIME_PM_OPS() instead of the old SET_SYSTEM_SLEEP_PM_OPS(). This means we don't need __maybe_unused on the functions. Signed-off-by: Raphael Gallais-Pou --- drivers/gpu/drm/stm/dw_mipi_dsi-stm.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/gpu/drm/stm/dw_mipi_dsi-stm.c b/drivers/gpu/drm/stm/dw= _mipi_dsi-stm.c index d5f8c923d7bc..b1aee43d51e9 100644 --- a/drivers/gpu/drm/stm/dw_mipi_dsi-stm.c +++ b/drivers/gpu/drm/stm/dw_mipi_dsi-stm.c @@ -544,7 +544,7 @@ static void dw_mipi_dsi_stm_remove(struct platform_devi= ce *pdev) regulator_disable(dsi->vdd_supply); } =20 -static int __maybe_unused dw_mipi_dsi_stm_suspend(struct device *dev) +static int dw_mipi_dsi_stm_suspend(struct device *dev) { struct dw_mipi_dsi_stm *dsi =3D dw_mipi_dsi_stm_plat_data.priv_data; =20 @@ -556,7 +556,7 @@ static int __maybe_unused dw_mipi_dsi_stm_suspend(struc= t device *dev) return 0; } =20 -static int __maybe_unused dw_mipi_dsi_stm_resume(struct device *dev) +static int dw_mipi_dsi_stm_resume(struct device *dev) { struct dw_mipi_dsi_stm *dsi =3D dw_mipi_dsi_stm_plat_data.priv_data; int ret; @@ -580,8 +580,8 @@ static int __maybe_unused dw_mipi_dsi_stm_resume(struct= device *dev) } =20 static const struct dev_pm_ops dw_mipi_dsi_stm_pm_ops =3D { - SET_SYSTEM_SLEEP_PM_OPS(dw_mipi_dsi_stm_suspend, - dw_mipi_dsi_stm_resume) + SYSTEM_SLEEP_PM_OPS(dw_mipi_dsi_stm_suspend, + dw_mipi_dsi_stm_resume) }; =20 static struct platform_driver dw_mipi_dsi_stm_driver =3D { --=20 2.25.1 From nobody Sun Dec 28 22:55:57 2025 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id D80F3C4167B for ; Mon, 4 Dec 2023 10:12:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231610AbjLDKMa (ORCPT ); Mon, 4 Dec 2023 05:12:30 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56446 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230372AbjLDKM1 (ORCPT ); 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Mon, 04 Dec 2023 11:12:03 +0100 (CET) Received: from euls16034.sgp.st.com (euls16034.sgp.st.com [10.75.44.20]) by beta.dmz-eu.st.com (STMicroelectronics) with ESMTP id 1EDE8100089; Mon, 4 Dec 2023 11:12:03 +0100 (CET) Received: from Webmail-eu.st.com (shfdag1node2.st.com [10.75.129.70]) by euls16034.sgp.st.com (STMicroelectronics) with ESMTP id 16CD821ADAD; Mon, 4 Dec 2023 11:12:03 +0100 (CET) Received: from localhost (10.252.13.105) by SHFDAG1NODE2.st.com (10.75.129.70) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.27; Mon, 4 Dec 2023 11:12:02 +0100 From: Raphael Gallais-Pou To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Maxime Coquelin , Alexandre Torgue , Yannick Fertre , Philippe Cornu , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Daniel Vetter , Richard Cochran CC: , , , , , Subject: [PATCH v2 2/4] drm/stm: dsi: add pm runtime ops Date: Mon, 4 Dec 2023 11:11:11 +0100 Message-ID: <20231204101113.276368-3-raphael.gallais-pou@foss.st.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20231204101113.276368-1-raphael.gallais-pou@foss.st.com> References: <20231204101113.276368-1-raphael.gallais-pou@foss.st.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Originating-IP: [10.252.13.105] X-ClientProxiedBy: SHFCAS1NODE2.st.com (10.75.129.73) To SHFDAG1NODE2.st.com (10.75.129.70) X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.997,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2023-12-04_06,2023-11-30_01,2023-05-22_02 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" From: Yannick Fertre Update control of clocks and supply thanks to the PM runtime mechanism to avoid kernel crash during a system suspend. Signed-off-by: Yannick Fertre Signed-off-by: Raphael Gallais-Pou --- Changes in v2: - Changed SET_RUNTIME_PM_OPS to RUNTIME_PM_OPS and removed __maybe_unused --- drivers/gpu/drm/stm/dw_mipi_dsi-stm.c | 24 ++++++++++++++++++------ 1 file changed, 18 insertions(+), 6 deletions(-) diff --git a/drivers/gpu/drm/stm/dw_mipi_dsi-stm.c b/drivers/gpu/drm/stm/dw= _mipi_dsi-stm.c index b1aee43d51e9..82fff9e84345 100644 --- a/drivers/gpu/drm/stm/dw_mipi_dsi-stm.c +++ b/drivers/gpu/drm/stm/dw_mipi_dsi-stm.c @@ -11,6 +11,7 @@ #include #include #include +#include #include =20 #include