On Tue, Sep 15, 2015 at 07:05:12PM -0700, Vivek Kasireddy wrote:
> While pinning a fb object to the display plane, only install a fence
> if the object is using a normal view. This corresponds with the
> behavior found in i915_gem_object_do_pin() where the fencability
> criteria is determined only for objects with normal views.
>
> Suggested-by: Tvrtko Ursulin <[email protected]>
> Cc: Chris Wilson <[email protected]>
> Cc: Tvrtko Ursulin <[email protected]>
> Signed-off-by: Vivek Kasireddy <[email protected]>
> ---
> drivers/gpu/drm/i915/intel_display.c | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/i915/intel_display.c
> b/drivers/gpu/drm/i915/intel_display.c
> index 52fb3f2..8b3e943 100644
> --- a/drivers/gpu/drm/i915/intel_display.c
> +++ b/drivers/gpu/drm/i915/intel_display.c
> @@ -2357,7 +2357,8 @@ intel_pin_and_fence_fb_obj(struct drm_plane *plane,
> * framebuffer compression. For simplicity, we always install
> * a fence as the cost is not that onerous.
> */
> - ret = i915_gem_object_get_fence(obj);
> + ret = view.type == I915_GGTT_VIEW_NORMAL ?
> + i915_gem_object_get_fence(obj) : 0;
ret = 0;
if (vma->map_and_fenceable)
ret = i915_gem_object_get_fence(obj);
is how I wrote it in my patch. One day that will become
i915_vma_get_fence().
-Chris
--
Chris Wilson, Intel Open Source Technology Centre
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