Re: [PATCH 3/4] drm/i915/uc: Place uC firmware in upper range of GGTT

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Quoting Fernando Pacheco (2019-04-09 22:31:01)
> diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
> index bf3d12f94365..160959785589 100644
> --- a/drivers/gpu/drm/i915/i915_gem.c
> +++ b/drivers/gpu/drm/i915/i915_gem.c
> @@ -4508,6 +4508,8 @@ void i915_gem_resume(struct drm_i915_private *i915)
>         i915_gem_restore_gtt_mappings(i915);
>         i915_gem_restore_fences(i915);
>  
> +       intel_uc_restore_ggtt_mapping(i915);

No need, right? The fw ggtt binding is only temporary for the dma xfer.
-Chris
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