From 69275f9ef13fd0720b6ad3ebf803460636d15f5b Mon Sep 17 00:00:00 2001
From: fewtarius <fewtarius@steamfork.org>
Date: Fri, 4 Oct 2024 11:08:21 +0000
Subject: [PATCH] Enable panel power saving with a default of 1, configurable
 with steamfork-set-setting.  Thanks to @uejji for research and initial proof
 of concept.

---
 PKGBUILD/steamfork-device-support/PKGBUILD        |  2 +-
 .../devicequirks/DEFAULT/boot.d/001-display       | 15 +++++++++++++++
 2 files changed, 16 insertions(+), 1 deletion(-)
 create mode 100644 PKGBUILD/steamfork-device-support/src/etc/lib/steamfork_hwsupport/devicequirks/DEFAULT/boot.d/001-display

diff --git a/PKGBUILD/steamfork-device-support/PKGBUILD b/PKGBUILD/steamfork-device-support/PKGBUILD
index 04876fd0..60e99971 100644
--- a/PKGBUILD/steamfork-device-support/PKGBUILD
+++ b/PKGBUILD/steamfork-device-support/PKGBUILD
@@ -1,7 +1,7 @@
 # Maintainer: Fewtarius
 
 pkgname=steamfork-device-support
-pkgver=2024.10.01
+pkgver=2024.10.04
 pkgrel=1
 pkgdesc='Hardware support provider for PC handhelds.'
 arch=('any')
diff --git a/PKGBUILD/steamfork-device-support/src/etc/lib/steamfork_hwsupport/devicequirks/DEFAULT/boot.d/001-display b/PKGBUILD/steamfork-device-support/src/etc/lib/steamfork_hwsupport/devicequirks/DEFAULT/boot.d/001-display
new file mode 100644
index 00000000..5712b1f3
--- /dev/null
+++ b/PKGBUILD/steamfork-device-support/src/etc/lib/steamfork_hwsupport/devicequirks/DEFAULT/boot.d/001-display
@@ -0,0 +1,15 @@
+#!/bin/sh
+
+PANEL_POWER_SAVINGS=$(steamfork-get-setting amdgpu.panel_power_saving)
+if [ -z "${PANEL_POWER_SAVINGS}" ]
+then
+  PANEL_POWER_SAVINGS=1
+fi
+
+for NODE in /sys/class/drm/card?/*/amdgpu/panel_power_savings
+do
+  if [ -e "${NODE}" ]
+  then
+    echo ${PANEL_POWER_SAVINGS} >${NODE}
+  fi
+done