From 8c320bbc8a10879c788a2a2b53b0378f7cf7573d Mon Sep 17 00:00:00 2001
From: Hoang Xuan Phu <phuhimself@phunehehe.net>
Date: Sat, 16 May 2020 16:12:10 -0400
Subject: [PATCH] lenovo/thinkpad/x1/7th-gen: init

---
 README.md                              |  2 ++
 lenovo/thinkpad/x1/7th-gen/audio.nix   | 15 +++++++++++++++
 lenovo/thinkpad/x1/7th-gen/default.nix |  7 +++++++
 3 files changed, 24 insertions(+)
 create mode 100644 lenovo/thinkpad/x1/7th-gen/audio.nix
 create mode 100644 lenovo/thinkpad/x1/7th-gen/default.nix

diff --git a/README.md b/README.md
index bd5e119..f417be1 100644
--- a/README.md
+++ b/README.md
@@ -70,6 +70,7 @@ See code for all available configurations.
 | Lenovo ThinkPad X270              | `<nixos-hardware/lenovo/thinkpad/x270>`            |
 | Lenovo ThinkPad X280              | `<nixos-hardware/lenovo/thinkpad/x280>`            |
 | [Lenovo ThinkPad X1 (6th Gen)][]  | `<nixos-hardware/lenovo/thinkpad/x1/6th-gen>`      |
+| [Lenovo ThinkPad X1 (7th Gen)][]  | `<nixos-hardware/lenovo/thinkpad/x1/7th-gen>`      |
 | Lenovo ThinkPad X1 Extreme Gen 2  | `<nixos-hardware/lenovo/thinkpad/x1-extreme/gen2>` |
 | [Microsoft Surface Pro 3][]       | `<nixos-hardware/microsoft/surface-pro/3>`         |
 | PC Engines APU                    | `<nixos-hardware/pcengines/apu>`                   |
@@ -97,6 +98,7 @@ See code for all available configurations.
 [Google Pixelbook]: google/pixelbook
 [Inverse Path USB armory]: inversepath/usbarmory
 [Lenovo ThinkPad X1 (6th Gen)]: lenovo/thinkpad/x1/6th-gen
+[Lenovo ThinkPad X1 (7th Gen)]: lenovo/thinkpad/x1/7th-gen
 [Lenovo ThinkPad X260]: lenovo/thinkpad/x260
 [Microsoft Surface Pro 3]: microsoft/surface-pro/3
 [Raspberry Pi 2]: raspberry-pi/2
diff --git a/lenovo/thinkpad/x1/7th-gen/audio.nix b/lenovo/thinkpad/x1/7th-gen/audio.nix
new file mode 100644
index 0000000..02f0fdf
--- /dev/null
+++ b/lenovo/thinkpad/x1/7th-gen/audio.nix
@@ -0,0 +1,15 @@
+{ lib, pkgs, ... }:
+{
+  # This can be removed when the default kernel is at least version 5.6
+  # https://github.com/NixOS/nixpkgs/pull/86168
+  boot.kernelPackages = lib.mkIf
+    (lib.versionOlder pkgs.linux.version "5.6")
+    (lib.mkDefault pkgs.linuxPackages_5_6);
+
+  # This can be removed when PulseAudio is at least version 14
+  # https://wiki.archlinux.org/index.php/Lenovo_ThinkPad_X1_Carbon_(Gen_7)#Audio
+  hardware.pulseaudio.extraConfig = ''
+    load-module module-alsa-sink   device=hw:0,0 channels=4
+    load-module module-alsa-source device=hw:0,6 channels=4
+  '';
+}
diff --git a/lenovo/thinkpad/x1/7th-gen/default.nix b/lenovo/thinkpad/x1/7th-gen/default.nix
new file mode 100644
index 0000000..8349d05
--- /dev/null
+++ b/lenovo/thinkpad/x1/7th-gen/default.nix
@@ -0,0 +1,7 @@
+{
+  imports = [
+    ../.
+    ../../../../common/pc/laptop/acpi_call.nix
+    ./audio.nix
+  ];
+}