From f0606aa8f131b72bf76e08a82f6deb5016d5d8bb Mon Sep 17 00:00:00 2001
From: Walter van Niftrik
Date: Thu, 26 Mar 2015 09:19:28 +0100
Subject: AUDIO: Reset OPL registers in ALSA driver

---
 audio/softsynth/opl/alsa.cpp | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

(limited to 'audio/softsynth')

diff --git a/audio/softsynth/opl/alsa.cpp b/audio/softsynth/opl/alsa.cpp
index 79ff589bd2..6b9e48e987 100644
--- a/audio/softsynth/opl/alsa.cpp
+++ b/audio/softsynth/opl/alsa.cpp
@@ -179,9 +179,17 @@ bool OPL::init() {
 
 void OPL::reset() {
 	snd_hwdep_ioctl(_opl, SNDRV_DM_FM_IOCTL_RESET, nullptr);
-	if (_iface != SND_HWDEP_IFACE_OPL2)
+	if (_iface == SND_HWDEP_IFACE_OPL3)
 		snd_hwdep_ioctl(_opl, SNDRV_DM_FM_IOCTL_SET_MODE, (void *)SNDRV_DM_FM_MODE_OPL3);
+
 	clear();
+
+	// Sync up with the hardware
+	snd_hwdep_ioctl(_opl, SNDRV_DM_FM_IOCTL_SET_PARAMS, (void *)&_params);
+	for (uint i = 0; i < (_iface == SND_HWDEP_IFACE_OPL3 ? kVoices : kOpl2Voices); ++i)
+		snd_hwdep_ioctl(_opl, SNDRV_DM_FM_IOCTL_PLAY_NOTE, (void *)&_voice[i]);
+	for (uint i = 0; i < (_iface == SND_HWDEP_IFACE_OPL3 ? kOperators : kOpl2Operators); ++i)
+		snd_hwdep_ioctl(_opl, SNDRV_DM_FM_IOCTL_SET_VOICE, (void *)&_oper[i]);
 }
 
 void OPL::write(int port, int val) {
-- 
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