From mboxrd@z Thu Jan 1 00:00:00 1970 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 992B0EB64D9 for ; Mon, 19 Jun 2023 09:38:59 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230525AbjFSJi5 (ORCPT ); Mon, 19 Jun 2023 05:38:57 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60824 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229513AbjFSJiz (ORCPT ); Mon, 19 Jun 2023 05:38:55 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 518E483; Mon, 19 Jun 2023 02:38:54 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id E128960B28; Mon, 19 Jun 2023 09:38:53 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id F28BAC433C8; Mon, 19 Jun 2023 09:38:50 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1687167533; bh=quqElhncVEyv+e0eDCY/ZThqI2GSHt6Rq4mnLald54c=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=ufCwLQ2rxo9NaB33F/CMZ+kUf3aVE4cwXnB+BEjaNSBm/IqaWsG0jRWtGcbBzssqY mQ9yUJ45jmactYe2/CZWUvApSoddi1WsQTt5MosfJ6EwoPs8gv/kVdSoYbQq7dfCDe 7t4bWjsR82arIjIGT90G70hgy6zMwPBcxfcruoxvWBoAz7kaIO8UZ643lwEnL6r1AV Y2Tb794pKNTjt6vm/0DlGPFZGALd/Y9Gs77PrifgftjlRbILzaThLnKIozXaj+7R8G pR/w+BgOVuq2I+AN+No3UI12ny9Dc3f+o6Pbik2rl701PrUdEOKbhS77QB0hMrGPco BBAAkAIRO8ibQ== From: Lorenzo Pieralisi To: l.stach@pengutronix.de, bhelgaas@google.com, Lorenzo Pieralisi , Richard Zhu Cc: linux-pci@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, kernel@pengutronix.de, linux-imx@nxp.com Subject: Re: [PATCH v2] PCI: imx6: Save and restore MSI control of RC in suspend and resume Date: Mon, 19 Jun 2023 11:38:41 +0200 Message-Id: <168716742193.19064.16064178044930090085.b4-ty@kernel.org> X-Mailer: git-send-email 2.39.2 In-Reply-To: <1670479534-22154-1-git-send-email-hongxing.zhu@nxp.com> References: <1670479534-22154-1-git-send-email-hongxing.zhu@nxp.com> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org On Thu, 08 Dec 2022 14:05:34 +0800, Richard Zhu wrote: > The MSI Enable bit controls delivery of MSI interrupts from components > below the Root Port. This bit might lost during the suspend, should be > re-stored during resume. > > Save the MSI control during suspend, and restore it in resume. > > > [...] Applied to controller/dwc (commit log rewritten - please check), thanks! [1/1] PCI: imx6: Save and restore MSI control of RC in suspend and resume https://git.kernel.org/pci/pci/c/3bbc3c72c4b8 Thanks, Lorenzo