Quoting Abdiel Janulgue (2019-11-15 11:45:47)
> +i915_gem_mmap_offset_ioctl(struct drm_device *dev, void *data,
> + struct drm_file *file)
> {
> - struct drm_i915_gem_mmap_gtt *args = data;
> + struct drm_i915_private *i915 = to_i915(dev);
> + struct drm_i915_gem_mmap_offset *args = data;
> + enum i915_mmap_type type;
> +
> + switch (args->flags) {
> + case I915_MMAP_OFFSET_GTT:
> + if (!i915_ggtt_has_aperture(&i915->ggtt))
> + return -ENODEV;
> + type = I915_MMAP_TYPE_GTT;
> + break;
> +
> + case I915_MMAP_OFFSET_WC:
> + if (!boot_cpu_has(X86_FEATURE_PAT))
> + return -ENODEV;
> + type = I915_MMAP_TYPE_WC;
> + break;
> +
> + case I915_MMAP_OFFSET_WB:
> + type = I915_MMAP_TYPE_WB;
> + break;
> +
> + case I915_MMAP_OFFSET_UC:
> + if (!boot_cpu_has(X86_FEATURE_PAT))
> + return -ENODEV;
> + type = I915_MMAP_TYPE_UC;
> + break;
> +
> + default:
> + return -EINVAL;
> + }
>
> return __assign_gem_object_mmap_data(file, args->handle,
> I915_MMAP_TYPE_GTT,
s/TYPE_GTT/type/?
-Chris
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