From patchwork Thu Jan 4 13:44:32 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Raphael Gallais-Pou X-Patchwork-Id: 13511129 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 4A67FC47074 for ; Thu, 4 Jan 2024 13:46:50 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:CC:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=mE8Y/zdAJ3yMBjTQKHztG8zPXFEVILLCvapxCA0DYcM=; b=n61aZ/Jew/z3aT qrIR+boA4hEiisxr8Bs6Y0sOjUkroHmD76TaeUFfobWOi2bGhMKYq+RTnJzV9NxzIIYX+RsGX7x1o QZtP91fnShoOdap6dyoznEF/ldG9gicNP7X+qGs+7w3i/xr+4xpZsWYtLBa4HTYdUGkq50vDKR3BR 9MSKTt+7UBadBc0RqQAHbumMuPvff56xqhgpRUNfVAvdtQ1PT3gNcmLKHJxDLJe9DDifTQbqOZ6xg X+UZs0/tuzDFL49Bv5nZrlLe79InvHOvwI7brHRnl8qZM0vqArdK5vjEa1NIbL7FhGCkqotKGnXWh nrOLrrDBSvd5Wl9zq2PA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1rLO3G-00ED5j-0m; Thu, 04 Jan 2024 13:46:26 +0000 Received: from mx07-00178001.pphosted.com ([185.132.182.106]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1rLO3B-00ED2D-0x for linux-arm-kernel@lists.infradead.org; Thu, 04 Jan 2024 13:46:23 +0000 Received: from pps.filterd (m0369458.ppops.net [127.0.0.1]) by mx07-00178001.pphosted.com (8.17.1.22/8.17.1.22) with ESMTP id 404BPl4m024657; Thu, 4 Jan 2024 14:44:50 +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=VZZBxcUbum7P76Wj0XWqOVN7boKS0FAnpWW8U/8QDpY=; b=G3 gzjb9+jVxUZ1tJpKac3kws14zaqVkZ8tBzTC78olVK/QDU5l9FW7XE4q7IBUF+WG nzYA40BpHyONiJAfKubwii/nrUYeqSH3xDFP/XPtjsJEbNcWZ7RKtlg0AN2uFMUj j+y27OP05N5pruHrLx9VLZhGwqlskwGoGjW6p71wTreMD+/4/duwoBdYVOSwCP8m /3hEZRiwMrO2FSMmiO/lUnLjvnhxv5scDpc8OElOcRohnnJCj4EAohaEeS0N31OO YdEIv4RYx5usqGIIPBtRzGs+UABMYz//zEnCeBzxmSVkK4cUVG6+8oZk6sdwps1t AHAPBeMRpZxKWFrdrgaA== 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 3vawn4qhub-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 04 Jan 2024 14:44:50 +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 53B4510002A; Thu, 4 Jan 2024 14:44:49 +0100 (CET) Received: from Webmail-eu.st.com (shfdag1node2.st.com [10.75.129.70]) by euls16034.sgp.st.com (STMicroelectronics) with ESMTP id 4A5D42291AE; Thu, 4 Jan 2024 14:44:49 +0100 (CET) Received: from localhost (10.252.5.254) 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; Thu, 4 Jan 2024 14:44:49 +0100 From: Raphael Gallais-Pou To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Maxime Coquelin , Alexandre Torgue , Yannick Fertre , Raphael Gallais-Pou , Philippe Cornu , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Daniel Vetter CC: , , , , Subject: [PATCH v3 2/4] drm/stm: dsi: add pm runtime ops Date: Thu, 4 Jan 2024 14:44:32 +0100 Message-ID: <20240104134434.744497-3-raphael.gallais-pou@foss.st.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20240104134434.744497-1-raphael.gallais-pou@foss.st.com> References: <20240104134434.744497-1-raphael.gallais-pou@foss.st.com> MIME-Version: 1.0 X-Originating-IP: [10.252.5.254] X-ClientProxiedBy: EQNCAS1NODE3.st.com (10.75.129.80) 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=2024-01-04_07,2024-01-03_01,2023-05-22_02 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240104_054621_629621_6B76ABE0 X-CRM114-Status: GOOD ( 19.34 ) 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 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 #include