On Xe_HP and beyond the SFC unit may be fused off, even if the corresponding media engines are present. Check the SFC-specific fusing before trying to dump the SFC_DONE instances.
Cc: José Roberto de Souza jose.souza@intel.com Signed-off-by: Matt Roper matthew.d.roper@intel.com --- drivers/gpu/drm/i915/i915_gpu_error.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/i915/i915_gpu_error.c b/drivers/gpu/drm/i915/i915_gpu_error.c index b9f66dbd46bb..2a2d7643b551 100644 --- a/drivers/gpu/drm/i915/i915_gpu_error.c +++ b/drivers/gpu/drm/i915/i915_gpu_error.c @@ -753,7 +753,8 @@ static void err_print_gt(struct drm_i915_error_state_buf *m, * only exists if the corresponding VCS engine is * present. */ - if (!HAS_ENGINE(gt->_gt, _VCS(i * 2))) + if ((gt->_gt->info.sfc_mask & BIT(i)) == 0 || + !HAS_ENGINE(gt->_gt, _VCS(i * 2))) continue;
err_printf(m, " SFC_DONE[%d]: 0x%08x\n", i, @@ -1632,7 +1633,8 @@ static void gt_record_regs(struct intel_gt_coredump *gt) * only exists if the corresponding VCS engine is * present. */ - if (!HAS_ENGINE(gt->_gt, _VCS(i * 2))) + if ((gt->_gt->info.sfc_mask & BIT(i)) == 0 || + !HAS_ENGINE(gt->_gt, _VCS(i * 2))) continue;
gt->sfc_done[i] =