Re: [PATCH] RFT gem_mmap_gtt/gdg: 2 tile rows

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Quoting Chris Wilson (2018-05-10 09:13:02)
> ---
>  drivers/gpu/drm/i915/i915_gem.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
> index 89bf5d67cb74..d92857c879c1 100644
> --- a/drivers/gpu/drm/i915/i915_gem.c
> +++ b/drivers/gpu/drm/i915/i915_gem.c
> @@ -1958,7 +1958,7 @@ compute_partial_view(struct drm_i915_gem_object *obj,
>         struct i915_ggtt_view view;
>  
>         if (i915_gem_object_is_tiled(obj))
> -               chunk = roundup(chunk, tile_row_pages(obj));
> +               chunk = roundup(chunk, 2 * tile_row_pages(obj));

Also no silver bullet.
-Chris
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