[PATCH v4 0/4] lrc selftest fixes

Few bug fixes for lrc selftest.

v4: Gen8 don't have per engine recording of BB_OFFSET [Chris]

Chris Wilson (4): drm/i915/gt: Explicitly clear BB_OFFSET for new contexts drm/i915/selftests: Check for incomplete LRI from the context image drm/i915/selftest: Always cancel semaphore on error drm/i915/selftest: Clear the output buffers before GPU writes

drivers/gpu/drm/i915/gt/intel_engine_regs.h | 1 + drivers/gpu/drm/i915/gt/intel_lrc.c | 20 ++++ drivers/gpu/drm/i915/gt/selftest_lrc.c | 115 ++++++++++++++++---- 3 files changed, 116 insertions(+), 20 deletions(-)