i915/selftests/igt_flush_test.c

0001 /*
0002  * SPDX-License-Identifier: MIT
0003  *
0004  * Copyright © 2018 Intel Corporation
0005  */
0006
0007 #include "gt/intel_gt.h"
0008 #include "gt/intel_gt_requests.h"
0009
0010 #include "i915_drv.h"
0011 #include "i915_selftest.h"
0012
0013 #include "igt_flush_test.h"
0014
0015 int igt_flush_test(struct drm_i915_private *i915)
0016 {
0017     struct intel_gt *gt = to_gt(i915);
0018     int ret = intel_gt_is_wedged(gt) ? -EIO : 0;
0019
0020     cond_resched();
0021
0022     if (intel_gt_wait_for_idle(gt, HZ * 3) == -ETIME) {
0023         pr_err("%pS timed out, cancelling all further testing.\n",
0024                __builtin_return_address(0));
0025
0026         GEM_TRACE("%pS timed out.\n",
0027               __builtin_return_address(0));
0028         GEM_TRACE_DUMP();
0029
0030         intel_gt_set_wedged(gt);
0031         ret = -EIO;
0032     }
0033
0034     return ret;
0035 }