From patchwork Tue Oct 5 13:18:50 2010 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Laurent Pinchart X-Patchwork-Id: 232751 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by demeter1.kernel.org (8.14.4/8.14.3) with ESMTP id o95DIl9F023263 for ; Tue, 5 Oct 2010 13:18:47 GMT Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752746Ab0JENSp (ORCPT ); Tue, 5 Oct 2010 09:18:45 -0400 Received: from perceval.irobotique.be ([92.243.18.41]:60205 "EHLO perceval.irobotique.be" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752451Ab0JENSn (ORCPT ); Tue, 5 Oct 2010 09:18:43 -0400 Received: from localhost.localdomain (unknown [91.178.118.113]) by perceval.irobotique.be (Postfix) with ESMTPSA id 996A336220; Tue, 5 Oct 2010 13:18:42 +0000 (UTC) From: Laurent Pinchart To: linux-media@vger.kernel.org Cc: sakari.ailus@maxwell.research.nokia.com Subject: [RFC/PATCH v2 1/6] v4l: subdev: Generic ioctl support Date: Tue, 5 Oct 2010 15:18:50 +0200 Message-Id: <1286284734-12292-2-git-send-email-laurent.pinchart@ideasonboard.com> X-Mailer: git-send-email 1.7.2.2 In-Reply-To: <1286284734-12292-1-git-send-email-laurent.pinchart@ideasonboard.com> References: <1286284734-12292-1-git-send-email-laurent.pinchart@ideasonboard.com> Sender: linux-media-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org X-Greylist: IP, sender and recipient auto-whitelisted, not delayed by milter-greylist-4.2.3 (demeter1.kernel.org [140.211.167.41]); Tue, 05 Oct 2010 13:18:47 +0000 (UTC) diff --git a/Documentation/video4linux/v4l2-framework.txt b/Documentation/video4linux/v4l2-framework.txt index 3416d93..21bb837 100644 --- a/Documentation/video4linux/v4l2-framework.txt +++ b/Documentation/video4linux/v4l2-framework.txt @@ -402,6 +402,11 @@ VIDIOC_UNSUBSCRIBE_EVENT To properly support events, the poll() file operation is also implemented. +Private ioctls + + All ioctls not in the above list are passed directly to the sub-device + driver through the core::ioctl operation. + I2C sub-device drivers ---------------------- diff --git a/drivers/media/video/v4l2-subdev.c b/drivers/media/video/v4l2-subdev.c index a37b537..096644d 100644 --- a/drivers/media/video/v4l2-subdev.c +++ b/drivers/media/video/v4l2-subdev.c @@ -258,7 +258,7 @@ static long subdev_do_ioctl(struct file *file, unsigned int cmd, void *arg) } default: - return -ENOIOCTLCMD; + return v4l2_subdev_call(sd, core, ioctl, cmd, arg); } return 0;