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 X-Spam-Level: X-Spam-Status: No, score=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 770D1C07E9B for ; Wed, 7 Jul 2021 15:19:32 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 5EE5C61CC3 for ; Wed, 7 Jul 2021 15:19:32 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232262AbhGGPWM (ORCPT ); Wed, 7 Jul 2021 11:22:12 -0400 Received: from relay4-d.mail.gandi.net ([217.70.183.196]:45989 "EHLO relay4-d.mail.gandi.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232050AbhGGPWL (ORCPT ); Wed, 7 Jul 2021 11:22:11 -0400 Received: (Authenticated sender: jacopo@jmondi.org) by relay4-d.mail.gandi.net (Postfix) with ESMTPSA id 0FF3AE0002; Wed, 7 Jul 2021 15:19:28 +0000 (UTC) From: Jacopo Mondi To: Hans Verkuil , Mauro Carvalho Chehab Cc: Jacopo Mondi , Kieran Bingham , Laurent Pinchart , =?UTF-8?q?Niklas=20S=C3=B6derlund?= , linux-media@vger.kernel.org, linux-renesas-soc@vger.kernel.org Subject: [PATCH v2 3/4] media: v4l2-async: Call post_register() subdev op Date: Wed, 7 Jul 2021 17:20:02 +0200 Message-Id: <20210707152003.136272-4-jacopo+renesas@jmondi.org> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20210707152003.136272-1-jacopo+renesas@jmondi.org> References: <20210707152003.136272-1-jacopo+renesas@jmondi.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-renesas-soc@vger.kernel.org Call the "post_register()" subdev operation on a just registered subdevice, immediately after having called the 'bound' notifier operation on the parent. Signed-off-by: Jacopo Mondi Suggested-by: Hans Verkuil --- drivers/media/v4l2-core/v4l2-async.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/drivers/media/v4l2-core/v4l2-async.c b/drivers/media/v4l2-core/v4l2-async.c index 0836e01e59ca..fcc32ec15832 100644 --- a/drivers/media/v4l2-core/v4l2-async.c +++ b/drivers/media/v4l2-core/v4l2-async.c @@ -293,6 +293,16 @@ static int v4l2_async_match_notify(struct v4l2_async_notifier *notifier, return ret; } + if (!(notifier->flags & V4L2_ASYNC_NOTIFIER_DEFER_POST_REGISTER) && + sd->ops->core && sd->ops->core->post_register) { + ret = sd->ops->core->post_register(sd); + if (ret) { + v4l2_async_notifier_call_unbind(notifier, sd, sd->asd); + v4l2_device_unregister_subdev(sd); + return ret; + } + } + /* Remove from the waiting list */ list_del(&asd->list); sd->asd = asd; -- 2.32.0