From patchwork Sat Feb 5 18:53:50 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Paul Kocialkowski X-Patchwork-Id: 12736206 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 238FCC433EF for ; Sat, 5 Feb 2022 18:56:47 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1381375AbiBES4q (ORCPT ); Sat, 5 Feb 2022 13:56:46 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46664 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1381350AbiBESz3 (ORCPT ); Sat, 5 Feb 2022 13:55:29 -0500 Received: from relay10.mail.gandi.net (relay10.mail.gandi.net [IPv6:2001:4b98:dc4:8::230]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A7748C0401C8 for ; Sat, 5 Feb 2022 10:55:27 -0800 (PST) Received: (Authenticated sender: paul.kocialkowski@bootlin.com) by mail.gandi.net (Postfix) with ESMTPSA id D4A28240007; Sat, 5 Feb 2022 18:55:24 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=gm1; t=1644087326; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=F9Du3GfYn3UOCDAPoYJILY6rh/Nnu6H6h0CX6Ze373Y=; b=IURtoySrYYi5eK3hSwO5N8qOIcyNqY4Cy9o1fdR/WiyFPmgHCLyFq8wKoxTKhGL6xsANsx xm1cbTBTPPQ6TXxGGaNrisAfka3YZIWme38mrdOqEcHmORcvVR602flt13CeUP+E6ncOTU ji5B6sD87d7B0xCq6ZGXVmVfJatT1cbVioyO4T5H/cF8/m+xrQVnGzpl3uHd+uculImZ8c f8OMnokOVHCeWE9k3ivHHTO0Xy1Ga42ZNdj7XXSAt44wSnOWzVX7RJohKDRdvrgWtabjIU YyZSMIlFT/91uMfBZMUtDDCY2GvcrqwbnwEF8257hD+CgINU6+eVuGTw+SrHVQ== From: Paul Kocialkowski To: linux-media@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-sunxi@lists.linux.dev, linux-kernel@vger.kernel.org, linux-phy@lists.infradead.org, linux-clk@vger.kernel.org, linux-staging@lists.linux.dev Cc: Yong Deng , Mauro Carvalho Chehab , Rob Herring , Maxime Ripard , Sakari Ailus , Hans Verkuil , Chen-Yu Tsai , Jernej Skrabec , Paul Kocialkowski , Greg Kroah-Hartman , Helen Koike , Laurent Pinchart , Thomas Petazzoni Subject: [PATCH v2 27/66] media: sun6i-csi: Add media ops with link notify callback Date: Sat, 5 Feb 2022 19:53:50 +0100 Message-Id: <20220205185429.2278860-28-paul.kocialkowski@bootlin.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220205185429.2278860-1-paul.kocialkowski@bootlin.com> References: <20220205185429.2278860-1-paul.kocialkowski@bootlin.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org In order to keep the power use count fields balanced when link changes happen between v4l2_pipeline_pm_get/set calls (in open/close), the link_notify media operation callback needs to be registered. Signed-off-by: Paul Kocialkowski --- drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.c b/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.c index 6f04f86504bf..c8fe31cc38b5 100644 --- a/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.c +++ b/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.c @@ -23,6 +23,7 @@ #include #include #include +#include #include "sun6i_csi.h" #include "sun6i_csi_reg.h" @@ -574,6 +575,12 @@ void sun6i_csi_set_stream(struct sun6i_csi_device *csi_dev, bool enable) CSI_CAP_CH0_VCAP_ON); } +/* Media */ + +static const struct media_device_ops sun6i_csi_media_ops = { + .link_notify = v4l2_pipeline_link_notify, +}; + /* V4L2 */ static int sun6i_csi_link_entity(struct sun6i_csi_device *csi_dev, @@ -683,6 +690,7 @@ static int sun6i_csi_v4l2_setup(struct sun6i_csi_device *csi_dev) snprintf(media_dev->bus_info, sizeof(media_dev->bus_info), "platform:%s", dev_name(dev)); media_dev->hw_revision = 0; + media_dev->ops = &sun6i_csi_media_ops; media_dev->dev = dev; media_device_init(media_dev);