If we do not know the underlying swizzle on the HW, we do not know the full tiling pattern and cannot predict the expected results. This is often because the swizzle varies between pages and is not as constant as we naively expected.
v2: gem_get_tiling() does the physical==reported check, we just need to add an acquire Signed-off-by: Chris Wilson <ch...@chris-wilson.co.uk> Cc: <tvrtko.ursu...@linux.intel.com> --- tests/i915/gem_tiled_pread_pwrite.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tests/i915/gem_tiled_pread_pwrite.c b/tests/i915/gem_tiled_pread_pwrite.c index 313daa388..fcf0780af 100644 --- a/tests/i915/gem_tiled_pread_pwrite.c +++ b/tests/i915/gem_tiled_pread_pwrite.c @@ -122,7 +122,7 @@ igt_simple_main current_tiling_mode = I915_TILING_X; handle = create_bo_and_fill(fd); - gem_get_tiling(fd, handle, &tiling, &swizzle); + igt_require(gem_get_tiling(fd, handle, &tiling, &swizzle)); gem_read(fd, handle, 0, linear, sizeof(linear)); -- 2.20.1 _______________________________________________ Intel-gfx mailing list Intel-gfx@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/intel-gfx