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01377a0d7e
We can create LMEM objects, but we also need to support mapping them into kernel space for internal use. Signed-off-by: Abdiel Janulgue <abdiel.janulgue@linux.intel.com> Signed-off-by: Matthew Auld <matthew.auld@intel.com> Signed-off-by: Steve Hampson <steven.t.hampson@intel.com> Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com> Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk> Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Link: https://patchwork.freedesktop.org/patch/msgid/20191025153728.23689-3-chris@chris-wilson.co.uk
37 lines
1 KiB
C
37 lines
1 KiB
C
/* SPDX-License-Identifier: MIT */
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/*
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* Copyright © 2019 Intel Corporation
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*/
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#ifndef __I915_GEM_LMEM_H
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#define __I915_GEM_LMEM_H
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#include <linux/types.h>
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struct drm_i915_private;
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struct drm_i915_gem_object;
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struct intel_memory_region;
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extern const struct drm_i915_gem_object_ops i915_gem_lmem_obj_ops;
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void __iomem *i915_gem_object_lmem_io_map(struct drm_i915_gem_object *obj,
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unsigned long n, unsigned long size);
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void __iomem *i915_gem_object_lmem_io_map_page(struct drm_i915_gem_object *obj,
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unsigned long n);
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void __iomem *
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i915_gem_object_lmem_io_map_page_atomic(struct drm_i915_gem_object *obj,
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unsigned long n);
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bool i915_gem_object_is_lmem(struct drm_i915_gem_object *obj);
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struct drm_i915_gem_object *
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i915_gem_object_create_lmem(struct drm_i915_private *i915,
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resource_size_t size,
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unsigned int flags);
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struct drm_i915_gem_object *
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__i915_gem_lmem_object_create(struct intel_memory_region *mem,
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resource_size_t size,
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unsigned int flags);
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#endif /* !__I915_GEM_LMEM_H */
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