Received: by 2002:a25:e74b:0:0:0:0:0 with SMTP id e72csp488471ybh; Wed, 22 Jul 2020 05:52:38 -0700 (PDT) X-Google-Smtp-Source: ABdhPJwp2v5EtC0qokN7aeYowGBUILCrJX8R0Cy5Qe2BDbjQwUBYmT2gDcU/POa075KC82YRSvM8 X-Received: by 2002:a05:6402:3099:: with SMTP id de25mr31200915edb.228.1595422358435; Wed, 22 Jul 2020 05:52:38 -0700 (PDT) ARC-Seal: i=2; a=rsa-sha256; t=1595422358; cv=pass; d=google.com; s=arc-20160816; b=hDE7CNvIc6WbGBK0tM+ZIspCFeL4kQg+ZEBhKWuv02ZMKkXibaz4c6BaNaLygi8Ush FAnpl2WLCITXDp0eunYZUzFigYFraA+wLediFkMH1QuqFOvcF//i7CDAnicNrvSxH7SO 8LADcufr2PGm8KcrbHWsSdeuE/AUOHx9iCL4q7xXup7Kb6wgO/J2e8jt9s/LkXxh+HoP BDR9jM3kATdmOWbnSKZyKpc2frJW5NEVnmZtSCXQU6XDzyS35Lvrx856gVjqdUxfuiLY ypHjpoJ/kzlZbqzY49z8kAPdPzlYODepB3JpHxwQhpUjaCIXPNhOlk0jO922gcznsVAc D3dA== ARC-Message-Signature: i=2; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:mime-version:message-id:date:subject:cc :to:from:dkim-signature; bh=P3AMx1iO4hZ9tBYjp8j8aWdbWnINFXB9W92UEwxgxBg=; b=V2GWn5nW5ciCFGMq22gjUWpUgoqb5ycZe0G4sTdavX3BMFzmWPZkPDuueX57hsU4Rp +bbvUgTWF38d3qwLVUXM6Cw0Eemsazkg+rfcjDlHlUotO08oU4lDrrsbRmCBVCsBIktE jYNqhZqsGacpK+QpvqLt+1BHuY2Bjw9tlJTusC2LnUmDxq+NS8OOKw1x2zIOSCY5fqLO SO5xlvEpD4lN830eALSv7JLR4s/rGNRVrF+ggrmvCq3MmppkFGq4HzTGkErxu914XOcN wg4ZQCggMTCbGdaIBI65ArIC7pO5FxYvaFUU1p+PF57xQklsvwCoqFsvqhozud0Jtv5a KSCQ== ARC-Authentication-Results: i=2; mx.google.com; dkim=pass header.i=@nxp.com header.s=selector2 header.b=a2EPB1hg; arc=pass (i=1 spf=pass spfdomain=nxp.com dkim=pass dkdomain=nxp.com dmarc=pass fromdomain=nxp.com); spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=nxp.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id bk22si6532694ejb.657.2020.07.22.05.52.15; Wed, 22 Jul 2020 05:52:38 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@nxp.com header.s=selector2 header.b=a2EPB1hg; arc=pass (i=1 spf=pass spfdomain=nxp.com dkim=pass dkdomain=nxp.com dmarc=pass fromdomain=nxp.com); spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=nxp.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732414AbgGVMvF (ORCPT + 99 others); Wed, 22 Jul 2020 08:51:05 -0400 Received: from mail-db8eur05on2050.outbound.protection.outlook.com ([40.107.20.50]:1472 "EHLO EUR05-DB8-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1730661AbgGVMvD (ORCPT ); Wed, 22 Jul 2020 08:51:03 -0400 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=AEr3EeMa98HWOI41B/8fZu4ohrK2CEIFvwjUeGGq7vrzWXUtVJgoUymlt2SiNwyRF4zQyMJi+NmhakkLaQaOrBXoGIsXXB/Gg69IB27iPNlWBvUMVdOZtIItq+SBCmp2uTeXSPj1tqLsB9bYaDI2CcH0HjqYPkLOjvYMrEWAR/FzgH5KvapDVMb0S4PNXGZ2NSBGZSCmHG1blOyYB9mZYFY1LrsTKYAt0+cwY3kzwJGYTrSd1YIcDt7nBL7jzVYzFhKOx61FqGD4Q/J+JY/QJFJkHOUShV5+QuC0P+g9kfxaNuXzCBy/SaNIiUNQTcNlT2BXRByU/mPDUdue6jj+mA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=P3AMx1iO4hZ9tBYjp8j8aWdbWnINFXB9W92UEwxgxBg=; b=GRrcAEiHYn/8pVwb4VjnkmCo2k6EP9EtdgaPjPyUpkJAjvV6ybnnhQt28WxSgHox7b6k0OO0dUSyp3lpbwBzLKL47WakssfCDdotloCAw7+6wwdOtFXOoxBQdelheE5vcG22VPLITl5F0rPGzwDuEb85i4CzCtwwGt2Vm6VUyZhnVzWv9vswmauCH98YUjOIbmcIBxpWIMFaQty8ddoaPTBQTVTNi5BZY5IUSfYmc71uvZiPq5MvW4t5gOW08cpFmMyvDbj++SPW6/bNR6SO22qxSBcWyIgUUnE1pu9eIA2lv3HaCORP1CEO6MggdCnnUbmhTaPiZ+chPvaF0z1ubQ== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=nxp.com; dmarc=pass action=none header.from=nxp.com; dkim=pass header.d=nxp.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=nxp.com; s=selector2; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=P3AMx1iO4hZ9tBYjp8j8aWdbWnINFXB9W92UEwxgxBg=; b=a2EPB1hgYfNXfeW5sPpdfQ1lDt1QFq1ZpaoSNNQ5zZaY8RU2OG+w0kg1DUXIGz3pu0lNGxKuZjsML6Jrph37zshN736tNxOY6t04bfpjwE8JAth+MlxRN36m4fX/LASBB+FAd2jm9up1CJonqdmbfdSwJeOvMSKChXNNsbjy6ZI= Authentication-Results: linaro.org; dkim=none (message not signed) header.d=none;linaro.org; dmarc=none action=none header.from=nxp.com; Received: from DB6PR0402MB2760.eurprd04.prod.outlook.com (2603:10a6:4:a1::14) by DB7PR04MB4763.eurprd04.prod.outlook.com (2603:10a6:10:1c::23) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3195.25; Wed, 22 Jul 2020 12:51:00 +0000 Received: from DB6PR0402MB2760.eurprd04.prod.outlook.com ([fe80::2d36:b569:17c:7701]) by DB6PR0402MB2760.eurprd04.prod.outlook.com ([fe80::2d36:b569:17c:7701%4]) with mapi id 15.20.3195.027; Wed, 22 Jul 2020 12:51:00 +0000 From: Peng Fan To: bjorn.andersson@linaro.org, mathieu.poirier@linaro.org, ohad@wizery.com Cc: linux-remoteproc@vger.kernel.org, linux-kernel@vger.kernel.org, peng.fan@nxp.com Subject: [PATCH] remoteproc: virtio: support sharing vdev buffer Date: Wed, 22 Jul 2020 21:15:43 +0800 Message-Id: <20200722131543.7024-1-peng.fan@nxp.com> X-Mailer: git-send-email 2.16.4 Content-Type: text/plain X-ClientProxiedBy: SG2PR01CA0114.apcprd01.prod.exchangelabs.com (2603:1096:4:40::18) To DB6PR0402MB2760.eurprd04.prod.outlook.com (2603:10a6:4:a1::14) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from linux-1xn6.ap.freescale.net (119.31.174.71) by SG2PR01CA0114.apcprd01.prod.exchangelabs.com (2603:1096:4:40::18) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3216.21 via Frontend Transport; Wed, 22 Jul 2020 12:50:57 +0000 X-Mailer: git-send-email 2.16.4 X-Originating-IP: [119.31.174.71] X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-HT: Tenant X-MS-Office365-Filtering-Correlation-Id: 8a13c939-16c2-420f-b370-08d82e3de228 X-MS-TrafficTypeDiagnostic: DB7PR04MB4763: X-MS-Exchange-Transport-Forked: True X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:431; X-MS-Exchange-SenderADCheck: 1 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 51uofUoVuVmEbSZ1UvXY38B92OX0i1Xh9hr5uTUAbm3wYT1bhHtEwNWQjZrnBFYoo8KrzzgDe0O6iVCVIs0G+ilog66RKKcV5pslPmEdu0KO4vARE+k36XCk9BdgWgdiZIYQidc6XQhzZoenHXQ0jZLBXO2ypE2q+jex0t6paqAw68avHoMNu0OJfq2XIDwRjE7VZkeoczUIGu0c4OQde7QvwISH1vHB021gmlSDnKPWDkOAAzoco5mcw4grQSeQAOFliqAsJsrK55si9eipam7u/WDJQsfNowGlUitvGNYmXqz2+YIA2Em7/gqLB93QGB+Kr+kyNkTiM6+q6sLSWA== X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:DB6PR0402MB2760.eurprd04.prod.outlook.com;PTR:;CAT:NONE;SFTY:;SFS:(4636009)(39860400002)(366004)(376002)(346002)(136003)(396003)(6486002)(6512007)(2906002)(66556008)(66476007)(52116002)(6506007)(66946007)(26005)(316002)(4326008)(86362001)(44832011)(8936002)(36756003)(2616005)(5660300002)(4744005)(8676002)(16526019)(478600001)(6666004)(186003)(1076003)(956004);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData: 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 X-OriginatorOrg: nxp.com X-MS-Exchange-CrossTenant-Network-Message-Id: 8a13c939-16c2-420f-b370-08d82e3de228 X-MS-Exchange-CrossTenant-AuthSource: DB6PR0402MB2760.eurprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 22 Jul 2020 12:50:59.8524 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 686ea1d3-bc2b-4c6f-a92c-d99c5c301635 X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: S6U9zPTPtNo+/yhQQ6+oBU9uri2KOcrIpjjsbScup2vSDEHX409HSCR0Lo8vfznfSB1+iOnJnmrtL4hKQdRBHQ== X-MS-Exchange-Transport-CrossTenantHeadersStamped: DB7PR04MB4763 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Support sharing vdev buffer between multiple vdevs by using name "vdevbuffer". Reviewed-by: Richard Zhu Signed-off-by: Peng Fan --- drivers/remoteproc/remoteproc_virtio.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/remoteproc/remoteproc_virtio.c b/drivers/remoteproc/remoteproc_virtio.c index dfd3808c34fd..5d78ebea111e 100644 --- a/drivers/remoteproc/remoteproc_virtio.c +++ b/drivers/remoteproc/remoteproc_virtio.c @@ -343,6 +343,8 @@ int rproc_add_virtio_dev(struct rproc_vdev *rvdev, int id) /* Try to find dedicated vdev buffer carveout */ mem = rproc_find_carveout_by_name(rproc, "vdev%dbuffer", rvdev->index); + if (!mem) + mem = rproc_find_carveout_by_name(rproc, "vdevbuffer"); if (mem) { phys_addr_t pa; -- 2.16.4