drivers/gpu/drm/i915/selftests/igt_flush_test.c

   1 /*
   2  * SPDX-License-Identifier: MIT
   3  *
   4  * Copyright © 2018 Intel Corporation
   5  */
   6
   7 #include "gt/intel_gt.h"
   8 #include "gt/intel_gt_requests.h"
   9
  10 #include "i915_drv.h"
  11 #include "i915_selftest.h"
  12
  13 #include "igt_flush_test.h"
  14
  15 int igt_flush_test(struct drm_i915_private *i915)
  16 {
  17         struct intel_gt *gt = &i915->gt;
  18         int ret = intel_gt_is_wedged(gt) ? -EIO : 0;
  19
  20         cond_resched();
  21
  22         if (intel_gt_wait_for_idle(gt, HZ) == -ETIME) {
  23                 pr_err("%pS timed out, cancelling all further testing.\n",
  24                        __builtin_return_address(0));
  25
  26                 GEM_TRACE("%pS timed out.\n",
  27                           __builtin_return_address(0));
  28                 GEM_TRACE_DUMP();
  29
  30                 intel_gt_set_wedged(gt);
  31                 ret = -EIO;
  32         }
  33
  34         return ret;
  35 }