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drm/i915/selftests: Take rpm wakeref around partial tiling tests 

Since the partial tiling tests are poking into the GGTT to watch the
fence registers in operation, it itself needs the device rpm wakeref in
order for the GGTT to remain accessible.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Cc: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20171107115653.10716-1-chris@chris-wilson.co.uk
Reviewed-by: Matthew Auld <matthew.auld@intel.com>
This commit is contained in:
Chris Wilson 2017-11-07 11:56:53 +00:00
parent c29ccb9f42
commit 693b1ccabe
1 changed files with 2 additions and 0 deletions
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2
drivers/gpu/drm/i915/selftests/i915_gem_object.c
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@ -317,6 +317,7 @@ static int igt_partial_tiling(void *arg)
}
mutex_lock(&i915->drm.struct_mutex);
intel_runtime_pm_get(i915);
if (1) {
IGT_TIMEOUT(end);
@ -418,6 +419,7 @@ next_tiling: ;
}
out_unlock:
intel_runtime_pm_put(i915);
mutex_unlock(&i915->drm.struct_mutex);
i915_gem_object_unpin_pages(obj);
out: