From 80fd466e34a01772a1e32d657ceb564af018ce10 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?M=C3=A1rcio=20Fernandes?= <marcio.fernandes@outlook.pt>
Date: Sat, 29 Nov 2025 22:12:18 +0000
Subject: [PATCH] added AAC audio \& APX bluetooth

---
 README.md | 49 ++++++++++++++++++++++++++++++++++++++++---------
 1 file changed, 40 insertions(+), 9 deletions(-)

diff --git a/README.md b/README.md
index cdd7ae7..35030a3 100644
--- a/README.md
+++ b/README.md
@@ -10,6 +10,7 @@
   - [Kde Plasma](#kde-plasma)
   - [flatpak](#flatpak)
   - [pixp](#pixp)
+  - [AAC audio \& APX](#aac-audio--apx)
   - [System Patches](#system-patches)
 - [G20S PRO - Remote Control](#g20s-pro---remote-control)
   - [keys remaps](#keys-remaps)
@@ -177,6 +178,20 @@ export PATH="$PIPX_BIN_DIR:$PATH"
 sudo chmod +x /etc/profile.d/pipx.sh
 ```
 
+### AAC audio & APX
+
+Replace pulseaudio with pipewire.
+
+``` bash
+sudo apt install pipewire-audio-client-libraries libspa-0.2-bluetooth
+systemctl --user enable --now pipewire pipewire-pulse
+sudo apt install libfdk-aac2 libfdk-aac-dev
+sudo apt install bluez
+systemctl --user restart pipewire pipewire-pulse
+systemctl restart bluetooth
+
+```
+
 ### System Patches
 
 *If your logs are flooded with repeated messages like:
@@ -228,7 +243,7 @@ sudo /opt/virtual-smart-tv/pipx/bin/evdevremapkeys  --list-devices | grep G20S
 
 ```bash
 devices:
-  - input_phys: "b4:8c:9d:4f:e8:98" # set value from sudo $(which evdevremapkeys)  --list-devices | grep G20S
+  - input_name: "G20S PRO"
     output_name: "G20S PRO Remapped"
     remappings:
       KEY_BACK:
@@ -270,17 +285,33 @@ sudo systemctl status g20s-bluetooth-keys-remap
 
 Thanks for: <https://github.com/stanford-scs/hid-g20s>, for the real solution.
 
+For now:
+
+- i have to execute this after each kernel update;
+- And automatic setup from original repo not working;
+
+Instructions based on original repo readme:
+
 ```bash
 apt install dkms 
 apt install proxmox-headers-$(uname -r)
 git clone https://github.com/stanford-scs/hid-g20s.git
 cd hid-g20s
-./install.sh
-# should show the device and basic remote functions should be working
+sudo mkdir -p /usr/src/hid-g20s-1.0
+sudo cp hid-g20s.c Makefile dkms.conf /usr/src/hid-g20s-1.0/
+sudo cp 99-hid-g20s.rules /etc/udev/rules.d/
+sudo udevadm control --reload-rules
+sudo dkms add -m hid-g20s -v 1.0
+sudo dkms build -m hid-g20s -v 1.0
+sudo dkms install -m hid-g20s -v 1.0
+sudo modprobe hid-g20s
+```
 
-cat /proc/bus/input/devices | grep G20S
-#N: Name="G20S PRO"
+**Confirm everything is ok:**
+
+``` bash
 sudo lsmod | grep g20s
+# ou put
 # hid_g20s               12288  0
 # hid                   253952  5 usbhid,hid_apple,hid_g20s,hid_generic,uhid
 sudo dmesg | grep g20s
@@ -288,12 +319,12 @@ sudo lsmod | grep g20s
 sudo dkms status
 # hid-g20s/1.0, 6.14.11-4-pve, x86_64: installed (Original modules exist)
 
-# check if is aplyed
+# check if is applied
 sudo modinfo hid_g20s | grep description
-description:    G20S Bluetooth Remote HID driver with fixed descriptor and key remapping
-```
+# description:    G20S Bluetooth Remote H6969ID driver with fixed descriptor and key remapping
 
 *Module loads on boot:**
+```
 
 ```bash
 echo "hid-g20s" | sudo tee /etc/modules-load.d/hid-g20s.conf
@@ -311,7 +342,7 @@ SUBSYSTEM=="hid", ATTRS{modalias}=="hid:b0005g0001v00001D5Ap0000C081", \
 SUBSYSTEM=="bluetooth", ATTR{product}=="0xc081", ATTR{vendor}=="0x1d5a", \
   RUN+="/sbin/modprobe hid-g20s"
 
-ACTION=="add", SUBSYSTEM=="hid", ATTRS{name}=="G20S", RUN+="/sbin/modprobe -r hid_g20s; /sbin/modprobe hid_g20s"
+#ACTION=="add", SUBSYSTEM=="hid", ATTRS{name}=="G20S", RUN+="/sbin/modprobe -r hid_g20s; /sbin/modprobe hid_g20s"
 ```
 
 **Problem - requires restart bluetooth -** after first connection for remote control to work (for example after reboot).