From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from relay4-d.mail.gandi.net (relay4-d.mail.gandi.net [217.70.183.196]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id E0E8B33C0 for ; Fri, 15 Apr 2022 15:28:33 +0000 (UTC) Received: (Authenticated sender: paul.kocialkowski@bootlin.com) by mail.gandi.net (Postfix) with ESMTPSA id 513F0E0016; Fri, 15 Apr 2022 15:28:31 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=gm1; t=1650036512; 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=p/G3Lv5aXmpaUoYeX8MRq+c6XCpBmVOvXeLJxUHHzd0=; b=Z3YIxE+Elv/LhefhNAdaJTccscQKVVtnBYvmQ4D5CKJUqFRnmuZqBn+A1wCUW22mlHJk/L SLq4FtjJdGO7oWtTlxjd7Fiw18nUo2VM6t9jrA3yQoUCBoZrsn1UU5gacCpBJsyk49IJFp fjLC+b/F9m8dyCHK7vCP5X315ZuXV1WM0zmIPtg8GZgR82LxVvIl7cDv2CynEg53UaK+Ns d+7r86QO76QV+PjqIgPBSqqjBb50dd+ZD+uINYJM8dLggHNOfEZsjRXc3o4cz3zlj6Flom +TKFDQ1mB5EBT407CVS4mrMzQ0PYjWrjicfqNGsylKvR+Y1aKkC1WaGyI8oQ1g== From: Paul Kocialkowski To: linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-sunxi@lists.linux.dev Cc: Yong Deng , Paul Kocialkowski , Mauro Carvalho Chehab , Chen-Yu Tsai , Jernej Skrabec , Samuel Holland , Laurent Pinchart , Maxime Ripard , Thomas Petazzoni Subject: [PATCH v4 11/45] media: sun6i-csi: Register the media device after creation Date: Fri, 15 Apr 2022 17:27:37 +0200 Message-Id: <20220415152811.636419-12-paul.kocialkowski@bootlin.com> X-Mailer: git-send-email 2.35.2 In-Reply-To: <20220415152811.636419-1-paul.kocialkowski@bootlin.com> References: <20220415152811.636419-1-paul.kocialkowski@bootlin.com> Precedence: bulk X-Mailing-List: linux-sunxi@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit There is no particular need to register the media device in the subdev notify complete callback. Register it in the v4l2 code instead where it's more in-context. Signed-off-by: Paul Kocialkowski --- drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.c | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) diff --git a/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.c b/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.c index 198275e09865..e59ee3e3f372 100644 --- a/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.c +++ b/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.c @@ -638,7 +638,7 @@ static int sun6i_subdev_notify_complete(struct v4l2_async_notifier *notifier) if (ret < 0) return ret; - return media_device_register(&v4l2->media_dev); + return 0; } static const struct v4l2_async_notifier_operations sun6i_csi_async_ops = { @@ -687,6 +687,12 @@ static int sun6i_csi_v4l2_setup(struct sun6i_csi_device *csi_dev) media_device_init(media_dev); + ret = media_device_register(media_dev); + if (ret) { + dev_err(dev, "failed to register media device: %d\n", ret); + goto error_media; + } + /* V4L2 Control Handler */ ret = v4l2_ctrl_handler_init(&v4l2->ctrl_handler, 0); @@ -746,6 +752,7 @@ static int sun6i_csi_v4l2_setup(struct sun6i_csi_device *csi_dev) v4l2_ctrl_handler_free(&v4l2->ctrl_handler); error_media: + media_device_unregister(media_dev); media_device_cleanup(media_dev); return ret; -- 2.35.2