blob: 2f9602b858de8fbfb8cdf7c7c21b2e76f3d0fc95 [file] [log] [blame]
From f398c5cc0afdad3aae3f5cfa203343ff8dd34299 Mon Sep 17 00:00:00 2001
From: Jani Nikula <jani.nikula@intel.com>
Date: Fri, 12 Apr 2013 15:20:56 +0300
Subject: drm/i915: don't pretend we support ASLE ALS, PFIT, or PFMB
In theory, this should prevent the BIOS from requesting them from us, and
this should be the right thing.
In practice, this is not always the case, and might surprise the BIOS.
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Reviewed-by: Damien Lespiau <damien.lespiau@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
(cherry picked from commit 1767afa4d0a6409e24fd9421a7c2df0490a0da4a)
Signed-off-by: Darren Hart <dvhart@linux.intel.com>
---
drivers/gpu/drm/i915/intel_opregion.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/i915/intel_opregion.c b/drivers/gpu/drm/i915/intel_opregion.c
index b9b2694be80f..772fbf344c33 100644
--- a/drivers/gpu/drm/i915/intel_opregion.c
+++ b/drivers/gpu/drm/i915/intel_opregion.c
@@ -280,9 +280,7 @@ void intel_opregion_enable_asle(struct drm_device *dev)
if (IS_MOBILE(dev))
intel_enable_asle(dev);
- iowrite32(ASLE_ALS_EN | ASLE_BLC_EN | ASLE_PFIT_EN |
- ASLE_PFMB_EN,
- &asle->tche);
+ iowrite32(ASLE_BLC_EN, &asle->tche);
iowrite32(1, &asle->ardy);
}
}
--
1.8.5.rc3