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Commit 8782e26c authored by Ben Widawsky's avatar Ben Widawsky Committed by Daniel Vetter
Browse files

drm/i915: Bug on unsupported swizzled platforms 



Signed-off-by: default avatarBen Widawsky <ben@bwidawsk.net>
Reviewed-by: default avatarJesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: default avatarDaniel Vetter <daniel.vetter@ffwll.ch>
parent 7dbf9d6e

drivers/gpu/drm/i915/i915_gem.c

+3 −1
Original line number Diff line number Diff line
@@ -3897,8 +3897,10 @@ void i915_gem_init_swizzling(struct drm_device *dev) 
	I915_WRITE(TILECTL, I915_READ(TILECTL) | TILECTL_SWZCTL);

	if (IS_GEN6(dev))

		I915_WRITE(ARB_MODE, _MASKED_BIT_ENABLE(ARB_MODE_SWIZZLE_SNB));

	else

	else if (IS_GEN7(dev))

		I915_WRITE(ARB_MODE, _MASKED_BIT_ENABLE(ARB_MODE_SWIZZLE_IVB));

	else

		BUG();

}



static bool