iwlwifi-install-script.sh

#!/bin/sh

set -e

KEY_PATH="$HOME/localpairs"

# install necessary tools
sudo apt-get install git build-essential curl openssl mokutil -y

build_module () {
  # pull `iwlwifi` repo, patch and build module
  if ! [ -d "backport-iwlwifi" ]; then
    git clone https://git.kernel.org/pub/scm/linux/kernel/git/iwlwifi/backport-iwlwifi.git
  fi
  cd backport-iwlwifi
  git checkout 1a5d2ea7a5eb857214311dfd73aef2d4bc8bdca3 -f

  # download the patch
  if ! [ -f "v2-wifi-iwlwifi-pcie-add-device-id-51F1-for-killer-1675.diff" ]; then
    curl -L https://gist.githubusercontent.com/Ujjwal0501/2b38127d0fd7d9c356f143e436811606/raw/760948b5f9d3d87869ee0afaabc1a37c75d114fc/v2-wifi-iwlwifi-pcie-add-device-id-51F1-for-killer-1675.diff --output v2-wifi-iwlwifi-pcie-add-device-id-51F1-for-killer-1675.diff
  fi
  git apply v2-wifi-iwlwifi-pcie-add-device-id-51F1-for-killer-1675.diff
  make defconfig-iwlwifi-public
  sed -i 's/CPTCFG_IWLMVM_VENDOR_CMDS=y/# CPTCFG_IWLMVM_VENDOR_CMDS is not set/' .config
  make -j16
}

create_mok () {
  # create new key
  if ! [ -f "$KEY_PATH/MOK.priv" ] || ! [ -f "$KEY_PATH/MOK.der" ] ; then
    mkdir -p "$KEY_PATH"
    openssl req         -new -x509 -newkey rsa:2048         -nodes -days 36500 -outform DER         -keyout "$KEY_PATH/MOK.priv"         -out "$KEY_PATH/MOK.der"
    sudo mokutil --import "$KEY_PATH/MOK.der"
  fi
}

sign_module () {
  # sign the built modules
  find . -name '*.ko' | while IFS=" " read -r i; do echo ""; echo "Signing '$i' ..."; kmodsign sha512 "$KEY_PATH/MOK.priv" "$KEY_PATH/MOK.der" "$i"; hexdump -Cv "$i" | tail -n 5; done
}

install_module () {
  sudo make install
}

load_module () {
  # reload the installed module
  sudo modprobe -r iwlwifi || sudo modprobe iwlwifi # reboot is required to install the new MOK
}

create_mok
build_module
sign_module
install_module
load_module

v2-wifi-iwlwifi-pcie-add-device-id-51F1-for-killer-1675.diff

diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/drv.c b/drivers/net/wireless/intel/iwlwifi/pcie/drv.c
index 99768d6a6..34592d8cb 100644
--- a/drivers/net/wireless/intel/iwlwifi/pcie/drv.c
+++ b/drivers/net/wireless/intel/iwlwifi/pcie/drv.c
@@ -679,6 +679,8 @@ static const struct iwl_dev_info iwl_dev_info_table[] = {
 	IWL_DEV_INFO(0x2726, 0x1672, iwlax211_2ax_cfg_so_gf_a0, iwl_ax211_killer_1675i_name),
 	IWL_DEV_INFO(0x51F0, 0x1671, iwlax211_2ax_cfg_so_gf_a0, iwl_ax211_killer_1675s_name),
 	IWL_DEV_INFO(0x51F0, 0x1672, iwlax211_2ax_cfg_so_gf_a0, iwl_ax211_killer_1675i_name),
+	IWL_DEV_INFO(0x51F1, 0x1671, iwlax211_2ax_cfg_so_gf_a0, iwl_ax211_killer_1675s_name),
+	IWL_DEV_INFO(0x51F1, 0x1672, iwlax211_2ax_cfg_so_gf_a0, iwl_ax211_killer_1675i_name),
 	IWL_DEV_INFO(0x54F0, 0x1671, iwlax211_2ax_cfg_so_gf_a0, iwl_ax211_killer_1675s_name),
 	IWL_DEV_INFO(0x54F0, 0x1672, iwlax211_2ax_cfg_so_gf_a0, iwl_ax211_killer_1675i_name),
 	IWL_DEV_INFO(0x7A70, 0x1671, iwlax211_2ax_cfg_so_gf_a0, iwl_ax211_killer_1675s_name),