From 1456efe7d51a3a0c6b57db4310f75b2a08ab1756 Mon Sep 17 00:00:00 2001
From: Sebastian Fricke <sebastian.fricke@posteo.net>
Date: Sat, 27 Mar 2021 11:08:13 +0100
Subject: ipa: rkisp1: Do not set controls during configure

Do not send events back to the pipeline handler, while the IPA thread
has not been started.

If information needs to be returned from configure it should be returned
directly.

Move the initial call to setControls() out of configure() and into the
start() method which is called after the IPA running_ state is updated.

Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Paul Elder <paul.elder@ideasonboard.com>
Signed-off-by: Sebastian Fricke <sebastian.fricke@posteo.net>
Signed-off-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
---
 src/ipa/rkisp1/rkisp1.cpp | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

(limited to 'src/ipa')

diff --git a/src/ipa/rkisp1/rkisp1.cpp b/src/ipa/rkisp1/rkisp1.cpp
index d2a10bb9..8a57b080 100644
--- a/src/ipa/rkisp1/rkisp1.cpp
+++ b/src/ipa/rkisp1/rkisp1.cpp
@@ -32,7 +32,7 @@ class IPARkISP1 : public ipa::rkisp1::IPARkISP1Interface
 {
 public:
 	int init(unsigned int hwRevision) override;
-	int start() override { return 0; }
+	int start() override;
 	void stop() override {}
 
 	int configure(const CameraSensorInfo &info,
@@ -80,6 +80,13 @@ int IPARkISP1::init(unsigned int hwRevision)
 	return 0;
 }
 
+int IPARkISP1::start()
+{
+	setControls(0);
+
+	return 0;
+}
+
 /**
  * \todo The RkISP1 pipeline currently provides an empty CameraSensorInfo
  * if the connected sensor does not provide enough information to properly
@@ -121,7 +128,6 @@ int IPARkISP1::configure([[maybe_unused]] const CameraSensorInfo &info,
 		<< "Exposure: " << minExposure_ << "-" << maxExposure_
 		<< " Gain: " << minGain_ << "-" << maxGain_;
 
-	setControls(0);
 	return 0;
 }
 
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