From patchwork Thu Jun 30 23:06:34 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Laurent Pinchart X-Patchwork-Id: 12902454 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id C401DCCA482 for ; Fri, 1 Jul 2022 00:16:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=0wtZGfjrpXRyqA50qggOXt0uO5eXvYjZD2YJ/ffw+Sk=; b=Um6XIzqL3m6+tH lHPNggL/ZIHQM2FnKN6KQR1u7JtabsOGFxGbRHMie8EyHKoUYlD5IiN8l3lrPDbjtATFy/ULKL+1I a4sHi0sHUJPnGJsJzu6FbRXXrUML9LcnAZWUOKn6ohY9o5RoW5MOPSSX+mrgitV2xwzQtBNV8F8J4 CiBHSe3GbtA1zOWqvA2EO2xGEZ2djOofvf8jbTe+1CstaEkaP0sLC6t8oKASv8kADN85wMrnTKt8B JJw/baIapnaZ4qPNZUg4L2L4WR90ZbBDCT8Fx3M5SwMJx4WU1vW82kXGOSfUKsN2e99a9vQ7kg4hK 273vlvqi7i3+2toIYO0Q==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1o74KE-0028Ks-Uv; Fri, 01 Jul 2022 00:15:58 +0000 Received: from perceval.ideasonboard.com ([213.167.242.64]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1o73GL-0020FV-RU for linux-rockchip@lists.infradead.org; Thu, 30 Jun 2022 23:07:58 +0000 Received: from pendragon.lan (62-78-145-57.bb.dnainternet.fi [62.78.145.57]) by perceval.ideasonboard.com (Postfix) with ESMTPSA id 811FB1529; Fri, 1 Jul 2022 01:07:47 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com; s=mail; t=1656630468; bh=7akQRhqjaIOI8GSplWzL9Bz5bUU/ul/ouOuAGlxzL4o=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Gukjp4OqWkDGGOwTnsHMOX18RkQcoQl9s4LNC5n+Tow+UgCZZ7xPz1c2+0FDGRD7b MmG7wHyVghMRoAfOQvPS+jC4fjg9Y8GhZThNIhIwuHUX2Inycld5PRj1nl1wd9AVPw hhRvfQM7UbmckyqaAMKWiT7XDA147m/AxfhNc5J8= From: Laurent Pinchart To: linux-media@vger.kernel.org Cc: linux-rockchip@lists.infradead.org, Dafna Hirschfeld , Heiko Stuebner , Helen Koike , Paul Elder Subject: [PATCH v2 16/55] media: rkisp1: Create internal links at probe time Date: Fri, 1 Jul 2022 02:06:34 +0300 Message-Id: <20220630230713.10580-17-laurent.pinchart@ideasonboard.com> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220630230713.10580-1-laurent.pinchart@ideasonboard.com> References: <20220630230713.10580-1-laurent.pinchart@ideasonboard.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220630_160754_082838_218B1DC0 X-CRM114-Status: GOOD ( 14.55 ) X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+linux-rockchip=archiver.kernel.org@lists.infradead.org There's no need to wait until all async subdevs are bound before creating internal links. Create them at probe time. Signed-off-by: Laurent Pinchart Reviewed-by: Dafna Hirschfeld --- .../platform/rockchip/rkisp1/rkisp1-dev.c | 105 ++++++++---------- 1 file changed, 49 insertions(+), 56 deletions(-) diff --git a/drivers/media/platform/rockchip/rkisp1/rkisp1-dev.c b/drivers/media/platform/rockchip/rkisp1/rkisp1-dev.c index 1b3c3881ca89..4400dc0117a5 100644 --- a/drivers/media/platform/rockchip/rkisp1/rkisp1-dev.c +++ b/drivers/media/platform/rockchip/rkisp1/rkisp1-dev.c @@ -109,50 +109,6 @@ struct rkisp1_isr_data { * Sensor DT bindings */ -static int rkisp1_create_links(struct rkisp1_device *rkisp1) -{ - unsigned int i; - int ret; - - /* create ISP->RSZ->CAP links */ - for (i = 0; i < 2; i++) { - struct media_entity *resizer = - &rkisp1->resizer_devs[i].sd.entity; - struct media_entity *capture = - &rkisp1->capture_devs[i].vnode.vdev.entity; - - ret = media_create_pad_link(&rkisp1->isp.sd.entity, - RKISP1_ISP_PAD_SOURCE_VIDEO, - resizer, RKISP1_RSZ_PAD_SINK, - MEDIA_LNK_FL_ENABLED); - if (ret) - return ret; - - ret = media_create_pad_link(resizer, RKISP1_RSZ_PAD_SRC, - capture, 0, - MEDIA_LNK_FL_ENABLED | - MEDIA_LNK_FL_IMMUTABLE); - if (ret) - return ret; - } - - /* params links */ - ret = media_create_pad_link(&rkisp1->params.vnode.vdev.entity, 0, - &rkisp1->isp.sd.entity, - RKISP1_ISP_PAD_SINK_PARAMS, - MEDIA_LNK_FL_ENABLED | - MEDIA_LNK_FL_IMMUTABLE); - if (ret) - return ret; - - /* 3A stats links */ - return media_create_pad_link(&rkisp1->isp.sd.entity, - RKISP1_ISP_PAD_SOURCE_STATS, - &rkisp1->stats.vnode.vdev.entity, 0, - MEDIA_LNK_FL_ENABLED | - MEDIA_LNK_FL_IMMUTABLE); -} - static int rkisp1_subdev_notifier_bound(struct v4l2_async_notifier *notifier, struct v4l2_subdev *sd, struct v4l2_async_subdev *asd) @@ -210,19 +166,8 @@ static int rkisp1_subdev_notifier_complete(struct v4l2_async_notifier *notifier) { struct rkisp1_device *rkisp1 = container_of(notifier, struct rkisp1_device, notifier); - int ret; - ret = rkisp1_create_links(rkisp1); - if (ret) - return ret; - - ret = v4l2_device_register_subdev_nodes(&rkisp1->v4l2_dev); - if (ret) - return ret; - - dev_dbg(rkisp1->dev, "Async subdev notifier completed\n"); - - return 0; + return v4l2_device_register_subdev_nodes(&rkisp1->v4l2_dev); } static const struct v4l2_async_notifier_operations rkisp1_subdev_notifier_ops = { @@ -332,6 +277,50 @@ static const struct dev_pm_ops rkisp1_pm_ops = { * Core */ +static int rkisp1_create_links(struct rkisp1_device *rkisp1) +{ + unsigned int i; + int ret; + + /* create ISP->RSZ->CAP links */ + for (i = 0; i < 2; i++) { + struct media_entity *resizer = + &rkisp1->resizer_devs[i].sd.entity; + struct media_entity *capture = + &rkisp1->capture_devs[i].vnode.vdev.entity; + + ret = media_create_pad_link(&rkisp1->isp.sd.entity, + RKISP1_ISP_PAD_SOURCE_VIDEO, + resizer, RKISP1_RSZ_PAD_SINK, + MEDIA_LNK_FL_ENABLED); + if (ret) + return ret; + + ret = media_create_pad_link(resizer, RKISP1_RSZ_PAD_SRC, + capture, 0, + MEDIA_LNK_FL_ENABLED | + MEDIA_LNK_FL_IMMUTABLE); + if (ret) + return ret; + } + + /* params links */ + ret = media_create_pad_link(&rkisp1->params.vnode.vdev.entity, 0, + &rkisp1->isp.sd.entity, + RKISP1_ISP_PAD_SINK_PARAMS, + MEDIA_LNK_FL_ENABLED | + MEDIA_LNK_FL_IMMUTABLE); + if (ret) + return ret; + + /* 3A stats links */ + return media_create_pad_link(&rkisp1->isp.sd.entity, + RKISP1_ISP_PAD_SOURCE_STATS, + &rkisp1->stats.vnode.vdev.entity, 0, + MEDIA_LNK_FL_ENABLED | + MEDIA_LNK_FL_IMMUTABLE); +} + static void rkisp1_entities_unregister(struct rkisp1_device *rkisp1) { rkisp1_params_unregister(rkisp1); @@ -365,6 +354,10 @@ static int rkisp1_entities_register(struct rkisp1_device *rkisp1) if (ret) goto error; + ret = rkisp1_create_links(rkisp1); + if (ret) + goto error; + ret = rkisp1_subdev_notifier(rkisp1); if (ret) { dev_err(rkisp1->dev,