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=-9.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham 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 23F6FC32753 for ; Wed, 14 Aug 2019 20:27:21 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id F278F2133F for ; Wed, 14 Aug 2019 20:27:20 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729608AbfHNU1T (ORCPT ); Wed, 14 Aug 2019 16:27:19 -0400 Received: from relay9-d.mail.gandi.net ([217.70.183.199]:51427 "EHLO relay9-d.mail.gandi.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729547AbfHNU1S (ORCPT ); Wed, 14 Aug 2019 16:27:18 -0400 X-Originating-IP: 87.5.130.64 Received: from uno.homenet.telecomitalia.it (host64-130-dynamic.5-87-r.retail.telecomitalia.it [87.5.130.64]) (Authenticated sender: jacopo@jmondi.org) by relay9-d.mail.gandi.net (Postfix) with ESMTPSA id 2636BFF804; Wed, 14 Aug 2019 20:27:14 +0000 (UTC) From: Jacopo Mondi To: Mauro Carvalho Chehab , Hans Verkuil , Sakari Ailus , Laurent Pinchart Cc: Jacopo Mondi , linux-media@vger.kernel.org (open list:MEDIA INPUT INFRASTRUCTURE (V4L/DVB)), linux-kernel@vger.kernel.org (open list) Subject: [RFC 3/5] media: v4l2-ctrls: Add support for V4L2_CID_LOCATION Date: Wed, 14 Aug 2019 22:28:13 +0200 Message-Id: <20190814202815.32491-4-jacopo@jmondi.org> X-Mailer: git-send-email 2.22.0 In-Reply-To: <20190814202815.32491-1-jacopo@jmondi.org> References: <20190814202815.32491-1-jacopo@jmondi.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add support for the newly defined V4L2_CID_LOCATION read-only control used to report the camera device mounting position. Signed-off-by: Jacopo Mondi --- drivers/media/v4l2-core/v4l2-ctrls.c | 7 +++++++ include/uapi/linux/v4l2-controls.h | 4 ++++ 2 files changed, 11 insertions(+) diff --git a/drivers/media/v4l2-core/v4l2-ctrls.c b/drivers/media/v4l2-core/v4l2-ctrls.c index 7d3a33258748..8ab0857df59a 100644 --- a/drivers/media/v4l2-core/v4l2-ctrls.c +++ b/drivers/media/v4l2-core/v4l2-ctrls.c @@ -943,6 +943,7 @@ const char *v4l2_ctrl_get_name(u32 id) case V4L2_CID_AUTO_FOCUS_RANGE: return "Auto Focus, Range"; case V4L2_CID_PAN_SPEED: return "Pan, Speed"; case V4L2_CID_TILT_SPEED: return "Tilt, Speed"; + case V4L2_CID_LOCATION: return "Location"; /* FM Radio Modulator controls */ /* Keep the order of the 'case's the same as in v4l2-controls.h! */ @@ -1300,6 +1301,12 @@ void v4l2_ctrl_fill(u32 id, const char **name, enum v4l2_ctrl_type *type, break; case V4L2_CID_MPEG_VIDEO_FWHT_PARAMS: *type = V4L2_CTRL_TYPE_FWHT_PARAMS; + case V4L2_CID_LOCATION: + *type = V4L2_CTRL_TYPE_INTEGER; + *flags |= V4L2_CTRL_FLAG_READ_ONLY; + *min = V4L2_LOCATION_FRONT; + *max = V4L2_LOCATION_BACK; + *step = 1; break; default: *type = V4L2_CTRL_TYPE_INTEGER; diff --git a/include/uapi/linux/v4l2-controls.h b/include/uapi/linux/v4l2-controls.h index 37807f23231e..5c4c7b245921 100644 --- a/include/uapi/linux/v4l2-controls.h +++ b/include/uapi/linux/v4l2-controls.h @@ -889,6 +889,10 @@ enum v4l2_auto_focus_range { #define V4L2_CID_PAN_SPEED (V4L2_CID_CAMERA_CLASS_BASE+32) #define V4L2_CID_TILT_SPEED (V4L2_CID_CAMERA_CLASS_BASE+33) +#define V4L2_CID_LOCATION (V4L2_CID_CAMERA_CLASS_BASE+34) +#define V4L2_LOCATION_FRONT (0 << 0) +#define V4L2_LOCATION_BACK (1 << 0) + /* FM Modulator class control IDs */ #define V4L2_CID_FM_TX_CLASS_BASE (V4L2_CTRL_CLASS_FM_TX | 0x900) -- 2.22.0