Since
commit 912d812e84cea8689a2bf3dd13b11dfe191f0f1e
Author: Daniel Vetter <daniel.vetter@xxxxxxxx>
Date: Thu Oct 11 20:08:23 2012 +0200
drm/i915/crt: don't set HOTPLUG bits on !PCH
on VLV we don't detect any VGA unplug event after a modeset, since there we
reset the ADPA hotplug bits. Fix it by preserving the hotplug bits on VLV as
well.
Signed-off-by: Imre Deak <imre.deak@xxxxxxxxx>
---
drivers/gpu/drm/i915/intel_crt.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/intel_crt.c b/drivers/gpu/drm/i915/intel_crt.c
index becb311..bd37685 100644
--- a/drivers/gpu/drm/i915/intel_crt.c
+++ b/drivers/gpu/drm/i915/intel_crt.c
@@ -274,7 +274,7 @@ static void intel_crt_mode_set(struct intel_encoder *encoder)
struct drm_display_mode *adjusted_mode = &crtc->config.adjusted_mode;
u32 adpa;
- if (HAS_PCH_SPLIT(dev))
+ if (HAS_PCH_SPLIT(dev) || IS_VALLEYVIEW(dev))
adpa = ADPA_HOTPLUG_BITS;
else
adpa = 0;
--
1.8.4
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