From: Paulo Zanoni <paulo.r.zanoni@xxxxxxxxx>
Because this will trigger "Unclaimed register" messages. All I need to
reproduce this problem is to boot my HSW machine with eDP+HDMI
connected.
Regression introduced by:
commit 9ed109a7b445e3f073d8ea72f888ec80c0532465
Author: Daniel Vetter <daniel.vetter@xxxxxxxx>
Date: Thu Apr 24 23:54:52 2014 +0200
drm/i915: Track has_audio in the pipe config
Cc: Daniel Vetter <daniel.vetter@xxxxxxxx>
Signed-off-by: Paulo Zanoni <paulo.r.zanoni@xxxxxxxxx>
---
drivers/gpu/drm/i915/intel_ddi.c | 8 +++++---
1 file changed, 5 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/i915/intel_ddi.c b/drivers/gpu/drm/i915/intel_ddi.c
index 271ce19..355f569 100644
--- a/drivers/gpu/drm/i915/intel_ddi.c
+++ b/drivers/gpu/drm/i915/intel_ddi.c
@@ -1560,9 +1560,11 @@ void intel_ddi_get_config(struct intel_encoder *encoder,
break;
}
- temp = I915_READ(HSW_AUD_PIN_ELD_CP_VLD);
- if (temp & (AUDIO_OUTPUT_ENABLE_A << (intel_crtc->pipe * 4)))
- pipe_config->has_audio = true;
+ if (intel_display_power_enabled(dev_priv, POWER_DOMAIN_AUDIO)) {
+ temp = I915_READ(HSW_AUD_PIN_ELD_CP_VLD);
+ if (temp & (AUDIO_OUTPUT_ENABLE_A << (intel_crtc->pipe * 4)))
+ pipe_config->has_audio = true;
+ }
if (encoder->type == INTEL_OUTPUT_EDP && dev_priv->vbt.edp_bpp &&
pipe_config->pipe_bpp > dev_priv->vbt.edp_bpp) {
--
1.9.0
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