Commit 592a7c5e authored Aug 09, 2019 by Mika Kuoppala

drm/i915: Extend non readable mcr range



Our current avoidance of non readable mcr range was not
inclusive enough. Extend the start and end.

References: HSDES#1405586840
Cc: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Signed-off-by: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Acked-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: https://patchwork.freedesktop.org/patch/msgid/20190809145653.2279-1-mika.kuoppala@linux.intel.com

parent e8f6b495

drivers/gpu/drm/i915/gt/intel_workarounds.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -1453,7 +1453,7 @@ static bool mcr_range(struct drm_i915_private *i915, u32 offset)
		* which only controls CPU initiated MMIO. Routing does not
		* work for CS access so we cannot verify them on this path.
		*/
		if (INTEL_GEN(i915) >= 8 && (offset >= 0xb100 && offset <= 0xb3ff))
		if (INTEL_GEN(i915) >= 8 && (offset >= 0xb000 && offset <= 0xb4ff))
		return true;

		return false;

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