From 0c9b0c1dc59ccfbde071f3534304e33899133f1e Mon Sep 17 00:00:00 2001
From: root <cruau.david@gmail.com>
Date: Wed, 16 Mar 2022 21:57:34 +0100
Subject: [PATCH] Do not use /etc/asound.conf for gpSP as it does not like mono
 downmix (sound was saturated)

---
 .../rootfs-overlay/usr/local/sbin/instant_play    | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/FunKey/board/funkey/rootfs-overlay/usr/local/sbin/instant_play b/FunKey/board/funkey/rootfs-overlay/usr/local/sbin/instant_play
index fd04638..b79a42a 100755
--- a/FunKey/board/funkey/rootfs-overlay/usr/local/sbin/instant_play
+++ b/FunKey/board/funkey/rootfs-overlay/usr/local/sbin/instant_play
@@ -87,12 +87,27 @@ save)
     # Add the magic sauce to launch the process in background,
     # record the PID into a file, wait for the process to
     # terminate and erase the recorded PID
+    # Do not use /etc/asound.conf for gpSP as it does not like
+    # mono downmix (sound was saturated)
+    if grep -q "gpsp" /mnt/instant_play; then
+    cat << EOF >> "${INSTANT_PLAY_FILE}"
+&
+rw
+mv -f /etc/asound.conf /etc/asound.conf.BAK
+pid record \$!
+wait \$!
+pid erase
+mv -f /etc/asound.conf.BAK /etc/asound.conf
+ro
+EOF
+    else
     cat << EOF >> "${INSTANT_PLAY_FILE}"
 &
 pid record \$!
 wait \$!
 pid erase
 EOF
+    fi
 
     # Now terminate gracefully
     exec powerdown now