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authorFrancis Rowe <info@gluglug.org.uk>2015-08-04 23:39:33 +0100
committerFrancis Rowe <info@gluglug.org.uk>2015-08-04 23:49:50 +0100
commitc136b69b4cc1e65b5aea333a727555e0a4ff2bab (patch)
tree1310b9c0f238f2a5bd3606afde5e253a79ed874e /resources/libreboot/patch/0010-gm45-fix-uneven-backlight-native-gfx-init.patch
parent39354fba57f35c6f5a226deea7d71c4800a23676 (diff)
downloadlibrebootfr-c136b69b4cc1e65b5aea333a727555e0a4ff2bab.tar.gz
librebootfr-c136b69b4cc1e65b5aea333a727555e0a4ff2bab.zip
Update coreboot to the latest as of 4 August 2015
Diffstat (limited to 'resources/libreboot/patch/0010-gm45-fix-uneven-backlight-native-gfx-init.patch')
-rw-r--r--resources/libreboot/patch/0010-gm45-fix-uneven-backlight-native-gfx-init.patch42
1 files changed, 42 insertions, 0 deletions
diff --git a/resources/libreboot/patch/0010-gm45-fix-uneven-backlight-native-gfx-init.patch b/resources/libreboot/patch/0010-gm45-fix-uneven-backlight-native-gfx-init.patch
new file mode 100644
index 00000000..c06f19d1
--- /dev/null
+++ b/resources/libreboot/patch/0010-gm45-fix-uneven-backlight-native-gfx-init.patch
@@ -0,0 +1,42 @@
+From bea0f09575914be6f2d35dbc53220bce6ac03aac Mon Sep 17 00:00:00 2001
+From: Francis Rowe <info@gluglug.org.uk>
+Date: Mon, 29 Dec 2014 21:02:48 +0000
+Subject: [PATCH 10/13] gm45: fix uneven backlight (native gfx init)
+
+When setting brightness levels low, backlight becomes uneven.
+This patch fixes that.
+
+Tested on X200.
+
+Change-Id: Ie71bf696ba4431ab25076f92dd5fdc9fdc167b09
+Signed-off-by: Francis Rowe <info@gluglug.org.uk>
+---
+ src/northbridge/intel/gm45/acpi/igd.asl | 6 +++---
+ 1 file changed, 3 insertions(+), 3 deletions(-)
+
+diff --git a/src/northbridge/intel/gm45/acpi/igd.asl b/src/northbridge/intel/gm45/acpi/igd.asl
+index 696cc2b..39fefb2 100644
+--- a/src/northbridge/intel/gm45/acpi/igd.asl
++++ b/src/northbridge/intel/gm45/acpi/igd.asl
+@@ -62,15 +62,15 @@ Device (GFX0)
+
+ Method (XBCM, 1, NotSerialized)
+ {
+- Store (ShiftLeft (Arg0, 4), BCLV)
++ Store (ShiftLeft (Arg0, 8), BCLV)
+ Store (0x80000000, CR1)
+- Store (0x0610, BCLM)
++ Store (ShiftLeft (0x61, 8), BCLM)
+ }
+
+ Method (XBQC, 0, NotSerialized)
+ {
+ Store (BCLV, Local0)
+- ShiftRight (Local0, 4, Local0)
++ ShiftRight (Local0, 8, Local0)
+ Return (Local0)
+ }
+ #include <drivers/intel/gma/igd.asl>
+--
+1.9.1
+