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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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aedbe0a1af
As we no longer use PIN_UPDATE (since commit 7d0aa0db43 ("drm/i915/gem:
Unbind all current vma on changing cache-level")) we can remove
PIN_UPDATE itself. The benefit is just in simplifing the vma bind.
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Matthew Auld <matthew.auld@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200521144949.25357-1-chris@chris-wilson.co.uk
51 lines
1.3 KiB
C
51 lines
1.3 KiB
C
/* SPDX-License-Identifier: MIT */
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/*
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* Copyright © 2020 Intel Corporation
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*/
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#ifndef __I915_GEM_GTT_H__
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#define __I915_GEM_GTT_H__
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#include <linux/io-mapping.h>
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#include <linux/types.h>
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#include <drm/drm_mm.h>
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#include "gt/intel_gtt.h"
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#include "i915_scatterlist.h"
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struct drm_i915_gem_object;
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struct i915_address_space;
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int __must_check i915_gem_gtt_prepare_pages(struct drm_i915_gem_object *obj,
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struct sg_table *pages);
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void i915_gem_gtt_finish_pages(struct drm_i915_gem_object *obj,
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struct sg_table *pages);
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int i915_gem_gtt_reserve(struct i915_address_space *vm,
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struct drm_mm_node *node,
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u64 size, u64 offset, unsigned long color,
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unsigned int flags);
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int i915_gem_gtt_insert(struct i915_address_space *vm,
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struct drm_mm_node *node,
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u64 size, u64 alignment, unsigned long color,
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u64 start, u64 end, unsigned int flags);
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/* Flags used by pin/bind&friends. */
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#define PIN_NOEVICT BIT_ULL(0)
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#define PIN_NOSEARCH BIT_ULL(1)
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#define PIN_NONBLOCK BIT_ULL(2)
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#define PIN_MAPPABLE BIT_ULL(3)
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#define PIN_ZONE_4G BIT_ULL(4)
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#define PIN_HIGH BIT_ULL(5)
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#define PIN_OFFSET_BIAS BIT_ULL(6)
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#define PIN_OFFSET_FIXED BIT_ULL(7)
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#define PIN_GLOBAL BIT_ULL(10) /* I915_VMA_GLOBAL_BIND */
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#define PIN_USER BIT_ULL(11) /* I915_VMA_LOCAL_BIND */
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#define PIN_OFFSET_MASK I915_GTT_PAGE_MASK
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#endif
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