From: Chris Wilson Date: Mon, 9 Jul 2018 19:49:15 +0000 (+0100) Subject: drm/i915/selftests: Filter out both physical address swizzles X-Git-Tag: v4.19-rc1~138^2~19^2~64 X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=cecb368d2fe40e7f6a8166fef35abc69852f7501;p=linux.git drm/i915/selftests: Filter out both physical address swizzles In our swizzling selftests, we cannot predict the physical address of the target page (at least not simply!) and so skip bit17 swizzles. However, there are two bit17 swizzle modes and we only skipped one, with the second being observed on the lab gdg causing the test to fail, as soon as we hit a page with bit17 set in its address. Testcase: igt/drv_selftest/live_objects #gdg Signed-off-by: Chris Wilson Reviewed-by: Matthew Auld Link: https://patchwork.freedesktop.org/patch/msgid/20180709194915.5789-1-chris@chris-wilson.co.uk --- diff --git a/drivers/gpu/drm/i915/selftests/i915_gem_object.c b/drivers/gpu/drm/i915/selftests/i915_gem_object.c index d77acf4cc439..c69cbd5aed52 100644 --- a/drivers/gpu/drm/i915/selftests/i915_gem_object.c +++ b/drivers/gpu/drm/i915/selftests/i915_gem_object.c @@ -375,7 +375,8 @@ static int igt_partial_tiling(void *arg) } GEM_BUG_ON(tile.swizzle == I915_BIT_6_SWIZZLE_UNKNOWN); - if (tile.swizzle == I915_BIT_6_SWIZZLE_9_10_17) + if (tile.swizzle == I915_BIT_6_SWIZZLE_9_17 || + tile.swizzle == I915_BIT_6_SWIZZLE_9_10_17) continue; if (INTEL_GEN(i915) <= 2) {