From patchwork Wed Sep 21 13:50:42 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Arnaud Pouliquen X-Patchwork-Id: 12983730 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 F26A6ECAAD8 for ; Wed, 21 Sep 2022 13:51:05 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230079AbiIUNvF (ORCPT ); Wed, 21 Sep 2022 09:51:05 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44754 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229544AbiIUNvD (ORCPT ); Wed, 21 Sep 2022 09:51:03 -0400 Received: from mx07-00178001.pphosted.com (mx07-00178001.pphosted.com [185.132.182.106]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B12977EFD4; Wed, 21 Sep 2022 06:50:59 -0700 (PDT) Received: from pps.filterd (m0288072.ppops.net [127.0.0.1]) by mx07-00178001.pphosted.com (8.17.1.5/8.17.1.5) with ESMTP id 28LDdTFb029128; Wed, 21 Sep 2022 15:50:50 +0200 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=eu2yIA1UqTuAAiOsxkk+SbvHvNtoWU2+G99q+3saE1M=; b=NPvfvax4gMOfCNTu977y7gHXHkes4UYk8qxxPbsXUFOpVDba6fluU618vNYyGDGxhzbr zpNV8smjglcnYTACT2WilMhAnjc5XHehkt4DC971GPy+kN1urLUjkyVHhHJ3Mrd4M6Xo JFcov/KyPDpIWh3wD2zZ+jNduZVek1ejtJQchsIHDuNvLEkM9acPNyKrxUQUuKp+9l/C bPde9B+yL+aPhvBHXjsOGlz+vt1j8576MzDJweUgCgb3BqeZKgUZSYC2FD7E8tLPhIZv fgVUgWzQZs+m3lls1viXmy7KD9QvTHccr+qXRn1tfJTEOM6KXvyvkGEPraq3c6gO3Oun QA== 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 3jn6au0x96-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 21 Sep 2022 15:50:50 +0200 Received: from euls16034.sgp.st.com (euls16034.sgp.st.com [10.75.44.20]) by beta.dmz-eu.st.com (STMicroelectronics) with ESMTP id 6E6BB100038; Wed, 21 Sep 2022 15:50:49 +0200 (CEST) Received: from Webmail-eu.st.com (shfdag1node2.st.com [10.75.129.70]) by euls16034.sgp.st.com (STMicroelectronics) with ESMTP id 6A5C62278AF; Wed, 21 Sep 2022 15:50:49 +0200 (CEST) Received: from localhost (10.75.127.45) by SHFDAG1NODE2.st.com (10.75.129.70) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256) id 15.1.2375.31; Wed, 21 Sep 2022 15:50:48 +0200 From: Arnaud Pouliquen To: Bjorn Andersson , Mathieu Poirier CC: , , , Rob Herring , Christoph Hellwig , Stefano Stabellini , Bruce Ashfield , Subject: [PATCH v9 2/4] remoteproc: core: Introduce rproc_add_rvdev function Date: Wed, 21 Sep 2022 15:50:42 +0200 Message-ID: <20220921135044.917140-3-arnaud.pouliquen@foss.st.com> X-Mailer: git-send-email 2.24.3 In-Reply-To: <20220921135044.917140-1-arnaud.pouliquen@foss.st.com> References: <20220921135044.917140-1-arnaud.pouliquen@foss.st.com> MIME-Version: 1.0 X-Originating-IP: [10.75.127.45] X-ClientProxiedBy: SFHDAG2NODE3.st.com (10.75.127.6) To SHFDAG1NODE2.st.com (10.75.129.70) X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.895,Hydra:6.0.528,FMLib:17.11.122.1 definitions=2022-09-21_08,2022-09-20_02,2022-06-22_01 Precedence: bulk List-ID: X-Mailing-List: linux-remoteproc@vger.kernel.org The rproc structure contains a list of registered rproc_vdev structure. To be able to move the management of the rproc_vdev structure in remoteproc_virtio.c (i.e rproc_rvdev_add_device function), introduce the rproc_add_rvdev and rproc_remove_rvdev functions. Signed-off-by: Arnaud Pouliquen Reviewed-by: Mathieu Poirier --- drivers/remoteproc/remoteproc_core.c | 16 ++++++++++++++-- 1 file changed, 14 insertions(+), 2 deletions(-) diff --git a/drivers/remoteproc/remoteproc_core.c b/drivers/remoteproc/remoteproc_core.c index f8dd8c526299..ddf2c716d7d8 100644 --- a/drivers/remoteproc/remoteproc_core.c +++ b/drivers/remoteproc/remoteproc_core.c @@ -486,6 +486,18 @@ static int copy_dma_range_map(struct device *to, struct device *from) return 0; } +static void rproc_add_rvdev(struct rproc *rproc, struct rproc_vdev *rvdev) +{ + if (rvdev && rproc) + list_add_tail(&rvdev->node, &rproc->rvdevs); +} + +static void rproc_remove_rvdev(struct rproc_vdev *rvdev) +{ + if (rvdev) + list_del(&rvdev->node); +} + static struct rproc_vdev * rproc_rvdev_add_device(struct rproc *rproc, struct rproc_vdev_data *rvdev_data) { @@ -549,7 +561,7 @@ rproc_rvdev_add_device(struct rproc *rproc, struct rproc_vdev_data *rvdev_data) goto unwind_vring_allocations; } - list_add_tail(&rvdev->node, &rproc->rvdevs); + rproc_add_rvdev(rproc, rvdev); rvdev->subdev.start = rproc_vdev_do_start; rvdev->subdev.stop = rproc_vdev_do_stop; @@ -579,7 +591,7 @@ void rproc_vdev_release(struct kref *ref) } rproc_remove_subdev(rproc, &rvdev->subdev); - list_del(&rvdev->node); + rproc_remove_rvdev(rvdev); device_unregister(&rvdev->dev); }