From: Chris Wilson Date: Mon, 8 Apr 2019 09:17:01 +0000 (+0100) Subject: drm/i915/guc: Replace WARN with a DRM_ERROR X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=bfd04533138427846ab711c68320c71c6275a0a3;p=linux.git drm/i915/guc: Replace WARN with a DRM_ERROR Replace the WARN with a simple if() + error message to squech the sparse warning that entire wait_for() macro was being stringified: drivers/gpu/drm/i915/intel_guc_submission.c:658:9: error: too long token expansion Signed-off-by: Chris Wilson Reviewed-by: Tvrtko Ursulin Link: https://patchwork.freedesktop.org/patch/msgid/20190408091728.20207-2-chris@chris-wilson.co.uk --- diff --git a/drivers/gpu/drm/i915/intel_guc_submission.c b/drivers/gpu/drm/i915/intel_guc_submission.c index c58922226d47d..42fcd622d7a33 100644 --- a/drivers/gpu/drm/i915/intel_guc_submission.c +++ b/drivers/gpu/drm/i915/intel_guc_submission.c @@ -650,9 +650,10 @@ static void wait_for_guc_preempt_report(struct intel_engine_cs *engine) struct guc_ctx_report *report = &data->preempt_ctx_report[engine->guc_id]; - WARN_ON(wait_for_atomic(report->report_return_status == - INTEL_GUC_REPORT_STATUS_COMPLETE, - GUC_PREEMPT_POSTPROCESS_DELAY_MS)); + if (wait_for_atomic(report->report_return_status == + INTEL_GUC_REPORT_STATUS_COMPLETE, + GUC_PREEMPT_POSTPROCESS_DELAY_MS)) + DRM_ERROR("Timed out waiting for GuC preemption report\n"); /* * GuC is expecting that we're also going to clear the affected context * counter, let's also reset the return status to not depend on GuC