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>

diff --git a/drivers/gpu/drm/i915/intel_opregion.c b/drivers/gpu/drm/i915/intel_opregion.c
index 42faa5885f5a9dfa36024a1b900031c1b28e77aa..1ed433186762c1b2453b0c8ce88b25879d824f06 100644 (file)
--- 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);
        }
 }