From 47d09a13b3acead2cd6007d6b6022931756c9ae7 Mon Sep 17 00:00:00 2001
From: Naushir Patuck <naush@raspberrypi.com>
Date: Fri, 24 Apr 2020 11:46:56 +0100
Subject: libcamera: control_ids: Add comment to specify control direction

Document that controls are bi-directional by default. If a control
is only returned in metadata, this must be specified in the control's
description.

Signed-off-by: Naushir Patuck <naush@raspberrypi.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Jacopo Mondi <jacopo@jmondi.org>
---
 src/libcamera/control_ids.yaml | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'src/libcamera/control_ids.yaml')

diff --git a/src/libcamera/control_ids.yaml b/src/libcamera/control_ids.yaml
index 4befec74..bcbab195 100644
--- a/src/libcamera/control_ids.yaml
+++ b/src/libcamera/control_ids.yaml
@@ -4,6 +4,8 @@
 #
 %YAML 1.2
 ---
+# Unless otherwise stated, all controls are bi-directional, i.e. they can be
+# set through Request::controls() and returned out through Request::metadata().
 controls:
   - AeEnable:
       type: bool
-- 
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