framework: workaround display issues on AMD GPUs

NixOS · Nov 10, 2024 · a10ccb3 · a10ccb3
1 parent e1cc1f6
commit a10ccb3
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Showing 2 changed files with 23 additions and 4 deletions.
diff --git a/framework/13-inch/common/amd.nix b/framework/13-inch/common/amd.nix
@@ -5,8 +5,17 @@
     ../../../common/gpu/amd
   ];
 
-  # Workaround for SuspendThenHibernate: https://lore.kernel.org/linux-kernel/20231106162310.85711-1-mario.limonciello@amd.com/
-  boot.kernelParams = lib.optionals (lib.versionOlder config.boot.kernelPackages.kernel.version "6.8") ["rtc_cmos.use_acpi_alarm=1"] ;
+  boot.kernelParams =
+    [
+      # There seems to be an issue with panel self-refresh (PSR) that
+      # causes hangs for users.
+      #
+      # https://community.frame.work/t/fedora-kde-becomes-suddenly-slow/58459
+      # https://gitlab.freedesktop.org/drm/amd/-/issues/3647
+      "amdgpu.dcdebugmask=0x10"
+    ]
+    # Workaround for SuspendThenHibernate: https://lore.kernel.org/linux-kernel/20231106162310.85711-1-mario.limonciello@amd.com/
+    ++ lib.optionals (lib.versionOlder config.boot.kernelPackages.kernel.version "6.8") ["rtc_cmos.use_acpi_alarm=1"];
 
   # AMD has better battery life with PPD over TLP:
   # https://community.frame.work/t/responded-amd-7040-sleep-states/38101/13

diff --git a/framework/16-inch/common/amd.nix b/framework/16-inch/common/amd.nix
@@ -5,8 +5,18 @@
     ../../../common/gpu/amd
   ];
 
-  # Workaround for SuspendThenHibernate: https://lore.kernel.org/linux-kernel/20231106162310.85711-1-mario.limonciello@amd.com/
-  boot.kernelParams = lib.optionals (lib.versionOlder config.boot.kernelPackages.kernel.version "6.8") ["rtc_cmos.use_acpi_alarm=1"] ;
+
+  boot.kernelParams =
+    [
+      # There seems to be an issue with panel self-refresh (PSR) that
+      # causes hangs for users.
+      #
+      # https://community.frame.work/t/fedora-kde-becomes-suddenly-slow/58459
+      # https://gitlab.freedesktop.org/drm/amd/-/issues/3647
+      "amdgpu.dcdebugmask=0x10"
+    ]
+    # Workaround for SuspendThenHibernate: https://lore.kernel.org/linux-kernel/20231106162310.85711-1-mario.limonciello@amd.com/
+    ++ lib.optionals (lib.versionOlder config.boot.kernelPackages.kernel.version "6.8") ["rtc_cmos.use_acpi_alarm=1"];
 
   # AMD has better battery life with PPD over TLP:
   # https://community.frame.work/t/responded-amd-7040-sleep-states/38101/13