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authorYegor Timoshenko <yegortimoshenko@gmail.com>2017-12-27 21:39:31 +0000
committerYegor Timoshenko <yegortimoshenko@gmail.com>2017-12-27 21:39:31 +0000
commit19c0c04f614945bed1bca0e2eba8e7faaa6c7d0e (patch)
treee5a9abe9d94c6522ba1534ec014e2233f4e6e477 /common
parent5a00ea423a39b66dff032a03973932ab4f18af91 (diff)
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apple/macbook-air/4: enable RC6p, RC6pp GPU sleep states
Diffstat (limited to 'common')
-rw-r--r--common/cpu/intel/sandy-bridge/default.nix9
1 files changed, 9 insertions, 0 deletions
diff --git a/common/cpu/intel/sandy-bridge/default.nix b/common/cpu/intel/sandy-bridge/default.nix
new file mode 100644
index 000000000000..682815cee473
--- /dev/null
+++ b/common/cpu/intel/sandy-bridge/default.nix
@@ -0,0 +1,9 @@
+{
+  imports = [ ../. ];
+
+  # Enables RC6, RC6p and RC6pp.
+  # Last two are only available on Sandy Bridge CPUs (circa 2011).
+  boot.kernelParams = [
+    "i915.enable_rc6=7"
+  ];
+}