From 40a392b00d8a4b812a61956509f7379ca1f396bc Mon Sep 17 00:00:00 2001
From: notaz <notaz@pixelinis>
Date: Fri, 5 Oct 2012 02:00:26 +0300
Subject: [PATCH] make sound reinitable

this will be used for Caanoo overclocking workaround
---
 main.c  |  2 +-
 sound.c | 11 +++++++++--
 sound.h |  2 +-
 3 files changed, 11 insertions(+), 4 deletions(-)

diff --git a/main.c b/main.c
index 96e6bb6..36901e3 100644
--- a/main.c
+++ b/main.c
@@ -314,7 +314,7 @@ int main(int argc, char *argv[])
   }
 
   init_main();
-  init_sound();
+  init_sound(1);
 
   init_input();
 
diff --git a/sound.c b/sound.c
index 9b21e6c..5593bbe 100644
--- a/sound.c
+++ b/sound.c
@@ -734,12 +734,18 @@ void sound_exit()
   sound_exit_flag = 1;
   SDL_CondSignal(sound_cv);
   SDL_CloseAudio();
+  SDL_Delay(200);
+  SDL_DestroyMutex(sound_mutex);
+  sound_mutex = NULL;
+  SDL_DestroyCond(sound_cv);
+  sound_cv = NULL;
 }
 
-void init_sound()
+void init_sound(int need_reset)
 {
   SDL_AudioSpec sound_settings;
 
+  sound_exit_flag = 0;
 #ifdef PSP_BUILD
   audio_buffer_size = (audio_buffer_size_number * 1024) + 3072;
 #else
@@ -779,7 +785,8 @@ void init_sound()
   init_noise_table(noise_table15, 32767, 14);
   init_noise_table(noise_table7, 127, 6);
 
-  reset_sound();
+  if (need_reset)
+    reset_sound();
 
   SDL_PauseAudio(0);
 }
diff --git a/sound.h b/sound.h
index 58d823b..e432cef 100644
--- a/sound.h
+++ b/sound.h
@@ -124,7 +124,7 @@ void sound_timer_queue32(u32 channel, u32 value);
 void sound_timer(fixed8_24 frequency_step, u32 channel);
 void sound_reset_fifo(u32 channel);
 void update_gbc_sound(u32 cpu_ticks);
-void init_sound();
+void init_sound(int need_reset);
 void sound_write_mem_savestate(file_tag_type savestate_file);
 void sound_read_savestate(file_tag_type savestate_file);
 
-- 
2.39.5