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drm/i915: be more strict about HAS_PCH_NOP() usage
HAS_PCH_NOP() implies a PCH platform without south display, not generic disabled display. Prefer num_pipes == 0 for PCH independent checks. Cc: Ville Syrjala <ville.syrjala@linux.intel.com> Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com> Signed-off-by: Jani Nikula <jani.nikula@intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20180608123330.31003-5-jani.nikula@intel.com
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@ -1719,7 +1719,7 @@ void intel_bios_init(struct drm_i915_private *dev_priv)
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const struct bdb_header *bdb;
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u8 __iomem *bios = NULL;
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if (HAS_PCH_NOP(dev_priv)) {
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if (INTEL_INFO(dev_priv)->num_pipes == 0) {
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DRM_DEBUG_KMS("Skipping VBT init due to disabled display.\n");
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return;
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}
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@ -771,7 +771,7 @@ int intel_setup_gmbus(struct drm_i915_private *dev_priv)
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unsigned int pin;
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int ret;
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if (HAS_PCH_NOP(dev_priv))
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if (INTEL_INFO(dev_priv)->num_pipes == 0)
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return 0;
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if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv))
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