Commit 93db1cb4 authored Jan 08, 2020 by Chris Wilson

drm/i915: Early return for no-op i915_vma_pin_fence()



If we have no fence and desire no fence on the vma, return before we try
and take the vm->mutex.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Reviewed-by: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200108153550.3803446-1-chris@chris-wilson.co.uk

parent 6e8b0f53

drivers/gpu/drm/i915/i915_gem_fence_reg.c

+3 −0

Original line number	Diff line number	Diff line
		@@ -412,6 +412,9 @@ int i915_vma_pin_fence(struct i915_vma *vma)
		{
		int err;

		if (!vma->fence && !i915_gem_object_is_tiled(vma->obj))
		return 0;

		/*
		* Note that we revoke fences on runtime suspend. Therefore the user
		* must keep the device awake whilst using the fence.

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