drm/i915: don't read HSW_AUD_PIN_ELD_CP_VLD when the power well is off
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 9ed109a7b4
Author: Daniel Vetter <daniel.vetter@ffwll.ch>
Date: Thu Apr 24 23:54:52 2014 +0200
drm/i915: Track has_audio in the pipe config
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Paulo Zanoni <paulo.r.zanoni@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
parent
bdf1e7e3db
commit
a60551b1c9
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@ -1560,9 +1560,11 @@ void intel_ddi_get_config(struct intel_encoder *encoder,
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break;
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}
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if (intel_display_power_enabled(dev_priv, POWER_DOMAIN_AUDIO)) {
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temp = I915_READ(HSW_AUD_PIN_ELD_CP_VLD);
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if (temp & (AUDIO_OUTPUT_ENABLE_A << (intel_crtc->pipe * 4)))
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pipe_config->has_audio = true;
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}
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if (encoder->type == INTEL_OUTPUT_EDP && dev_priv->vbt.edp_bpp &&
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pipe_config->pipe_bpp > dev_priv->vbt.edp_bpp) {
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