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drm/i915: Ignore VBT backlight check on Macbook 2, 1

PATCH Applied jens stein 2 participants 2 messages Oct 28, 2014 – Oct 29, 2014

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DRM drivers Intel i915
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jens stein

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PATCH 1/1 drm/i915: Ignore VBT backlight check on Macbook 2, 1

commit c675949ec58ca50d5a3ae3c757892f1560f6e896
drm/i915: do not setup backlight if not available according to VBT

prevents backlight setup on Macbook 2,1. Apply quirk to ignore the VBT check so backlight is set up properly.

Signed-off-by Jens Stein Jørgensen <[email protected]>
---
 drivers/gpu/drm/i915/intel_display.c | 3 +++
 1 file changed, 3 insertions(+)
drivers/gpu/drm/i915/intel_display.c +3 -0
index d8324c6..7d4103c 100644
@@ -12507,6 +12507,9 @@ static struct intel_quirk intel_quirks[] = {
 	/* Acer C720 Chromebook (Core i3 4005U) */
 	{ 0x0a16, 0x1025, 0x0a11, quirk_backlight_present },
 
+	/* Apple Macbook 2,1 (Core 2 T7400) */
+	{ 0x27a2, 0x8086, 0x7270, quirk_backlight_present },
+
 	/* Toshiba CB35 Chromebook (Celeron 2955U) */
 	{ 0x0a06, 0x1179, 0x0a88, quirk_backlight_present },
Signature · 6 lines
1.9.3

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maintainer Applied
#1 lore raw
Quoted 7 lines · jens stein

commit c675949ec58ca50d5a3ae3c757892f1560f6e896
drm/i915: do not setup backlight if not available according to VBT

prevents backlight setup on Macbook 2,1. Apply quirk to ignore the VBT check so backlight is set up properly.

Signed-off-by Jens Stein Jørgensen <[email protected]>

Pushed to drm-intel-fixes, thanks for the patch.

BR,
Jani.

Quoted 25 lines
---
 drivers/gpu/drm/i915/intel_display.c | 3 +++
 1 file changed, 3 insertions(+)
drivers/gpu/drm/i915/intel_display.c +3 -0
index d8324c6..7d4103c 100644
@@ -12507,6 +12507,9 @@ static struct intel_quirk intel_quirks[] = {
 	/* Acer C720 Chromebook (Core i3 4005U) */
 	{ 0x0a16, 0x1025, 0x0a11, quirk_backlight_present },
 
+	/* Apple Macbook 2,1 (Core 2 T7400) */
+	{ 0x27a2, 0x8086, 0x7270, quirk_backlight_present },
+
 	/* Toshiba CB35 Chromebook (Celeron 2955U) */
 	{ 0x0a06, 0x1179, 0x0a88, quirk_backlight_present },
Signature · 6 lines
1.9.3

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Signature · 5 lines
Jani Nikula, Intel Open Source Technology Center
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