On systems that have no runtime-pm, we mark the wakeref as being -1. We
therefore cannot use that value for the mock-gt indicator, so opt for
-ENODEV instead. The wakeref should never be an error value -- one
hopes!

Signed-off-by: Chris Wilson <[email protected]>
Cc: Andi Shyti <[email protected]>
---
 drivers/gpu/drm/i915/gt/intel_gt_pm.h            | 2 +-
 drivers/gpu/drm/i915/selftests/mock_gem_device.c | 3 +--
 2 files changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/i915/gt/intel_gt_pm.h 
b/drivers/gpu/drm/i915/gt/intel_gt_pm.h
index ab794e853356..997770d3a968 100644
--- a/drivers/gpu/drm/i915/gt/intel_gt_pm.h
+++ b/drivers/gpu/drm/i915/gt/intel_gt_pm.h
@@ -57,7 +57,7 @@ int intel_gt_runtime_resume(struct intel_gt *gt);
 
 static inline bool is_mock_gt(const struct intel_gt *gt)
 {
-       return I915_SELFTEST_ONLY(gt->awake == -1);
+       return I915_SELFTEST_ONLY(gt->awake == -ENODEV);
 }
 
 #endif /* INTEL_GT_PM_H */
diff --git a/drivers/gpu/drm/i915/selftests/mock_gem_device.c 
b/drivers/gpu/drm/i915/selftests/mock_gem_device.c
index 91f15fa728cd..2448067822af 100644
--- a/drivers/gpu/drm/i915/selftests/mock_gem_device.c
+++ b/drivers/gpu/drm/i915/selftests/mock_gem_device.c
@@ -182,6 +182,7 @@ struct drm_i915_private *mock_gem_device(void)
        i915_gem_init__mm(i915);
        intel_gt_init_early(&i915->gt, i915);
        atomic_inc(&i915->gt.wakeref.count); /* disable; no hw support */
+       i915->gt.awake = -ENODEV;
 
        i915->wq = alloc_ordered_workqueue("mock", 0);
        if (!i915->wq)
@@ -192,8 +193,6 @@ struct drm_i915_private *mock_gem_device(void)
        INIT_DELAYED_WORK(&i915->gem.retire_work, mock_retire_work_handler);
        INIT_WORK(&i915->gem.idle_work, mock_idle_work_handler);
 
-       i915->gt.awake = -1;
-
        intel_timelines_init(i915);
 
        mutex_lock(&i915->drm.struct_mutex);
-- 
2.23.0

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