Commit 7c5ff4a2 authored Jan 30, 2017 by 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: Chris 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: Jani Nikula <jani.nikula@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20170130104458.2653-2-chris@chris-wilson.co.uk


Reviewed-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>

parent 248a124d

drivers/gpu/drm/i915/i915_drv.c

+3 −1

Original line number	Diff line number	Diff line
		@@ -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_SKL_REVID(dev_priv, 0, SKL_REVID_F0);

		if (pre)
		if (pre) {
		DRM_ERROR("This is a pre-production stepping. "
		"It may not be fully functional.\n");
		add_taint(TAINT_MACHINE_CHECK, LOCKDEP_STILL_OK);
		}
		}

		/**

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