From 514d31cbd3e2db676cdf66f719cbd6292d137d81 Mon Sep 17 00:00:00 2001
From: TangoCash <eric@loxat.de>
Date: Tue, 9 Oct 2018 23:10:21 +0200
Subject: [PATCH] libarmbox: hdmi_cec fix device

Origin commit data
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Branch: master
Commit: https://github.com/neutrino-images/ni-libstb-hal/commit/851163927ed7d8f959f3a4052f2f9a62736cd45e
Author: TangoCash <eric@loxat.de>
Date: 2018-10-09 (Tue, 09 Oct 2018)


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No further description and justification available within origin commit message!

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This commit was generated by Migit
---
 libarmbox/hdmi_cec.cpp | 16 +++++++++++++---
 1 file changed, 13 insertions(+), 3 deletions(-)

diff --git a/libarmbox/hdmi_cec.cpp b/libarmbox/hdmi_cec.cpp
index a30e115..5d45bc9 100644
--- a/libarmbox/hdmi_cec.cpp
+++ b/libarmbox/hdmi_cec.cpp
@@ -20,6 +20,7 @@
 #include <fcntl.h>
 #include <sys/ioctl.h>
 #include <sys/mman.h>
+#include <sys/poll.h>
 #include <sys/types.h>
 #include <sys/stat.h>
 #include <unistd.h>
@@ -110,7 +111,7 @@ bool hdmi_cec::SetCECMode(VIDEO_HDMI_CEC_MODE _deviceType)
 
 	if (hdmiFd == -1)
 	{
-		hdmiFd = open(CEC_DEVICE, O_RDWR | O_NONBLOCK);
+		hdmiFd = open(CEC_DEVICE, O_RDWR | O_CLOEXEC);
 	}
 
 	if (hdmiFd >= 0)
@@ -462,6 +463,8 @@ bool hdmi_cec::Stop()
 		return false;
 
 	running = false;
+	
+	OpenThreads::Thread::cancel();
 
 	if (hdmiFd >= 0)
 	{
@@ -474,9 +477,16 @@ bool hdmi_cec::Stop()
 
 void hdmi_cec::run()
 {
-	while (running && (hdmiFd >= 0))
+	OpenThreads::Thread::setCancelModeAsynchronous();
+	struct pollfd pfd;
+
+	pfd.fd = hdmiFd;
+	pfd.events = (POLLIN | POLLPRI);
+
+	while (running)
 	{
-		Receive();
+		if (poll(&pfd, 1, 0) > 0)
+			Receive();
 	}
 }