Commit 7c5ff4a2 authored by Chris Wilson's avatar Chris Wilson

drm/i915: Mark the kernel as tainted if we fail the preproduction check

Preproduction sdv are not supported beyond the release of production
hardware, and continued use is ill-advised. Mark the kernel as tainted
to reinforce the error.
Signed-off-by: default avatarChris Wilson <chris@chris-wilson.co.uk>
Cc: "Zanoni, Paulo R" <paulo.r.zanoni@intel.com>
Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
Cc: Jani Nikula <jani.nikula@intel.com>
Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
Cc: Matt Roper <matthew.d.roper@intel.com>
Acked-by: default avatarJani Nikula <jani.nikula@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20170130104458.2653-2-chris@chris-wilson.co.ukReviewed-by: default avatarJoonas Lahtinen <joonas.lahtinen@linux.intel.com>
parent 248a124d
...@@ -784,9 +784,11 @@ static void intel_detect_preproduction_hw(struct drm_i915_private *dev_priv) ...@@ -784,9 +784,11 @@ static void intel_detect_preproduction_hw(struct drm_i915_private *dev_priv)
pre |= IS_HSW_EARLY_SDV(dev_priv); pre |= IS_HSW_EARLY_SDV(dev_priv);
pre |= IS_SKL_REVID(dev_priv, 0, SKL_REVID_F0); pre |= IS_SKL_REVID(dev_priv, 0, SKL_REVID_F0);
if (pre) if (pre) {
DRM_ERROR("This is a pre-production stepping. " DRM_ERROR("This is a pre-production stepping. "
"It may not be fully functional.\n"); "It may not be fully functional.\n");
add_taint(TAINT_MACHINE_CHECK, LOCKDEP_STILL_OK);
}
} }
/** /**
......
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