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b7128ef125
Keeps things consistent now that we make use of struct resource. This should keep us covered in case we ever get huge amounts of stolen memory. v2: bunch of missing conversions (Chris) Signed-off-by: Matthew Auld <matthew.auld@intel.com> Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com> Cc: Chris Wilson <chris@chris-wilson.co.uk> Cc: Paulo Zanoni <paulo.r.zanoni@intel.com> Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk> Signed-off-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20171211151822.20953-10-matthew.auld@intel.com
38 lines
976 B
C
38 lines
976 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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/* Common header for intel-gtt.ko and i915.ko */
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#ifndef _DRM_INTEL_GTT_H
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#define _DRM_INTEL_GTT_H
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void intel_gtt_get(u64 *gtt_total,
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phys_addr_t *mappable_base,
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resource_size_t *mappable_end);
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int intel_gmch_probe(struct pci_dev *bridge_pdev, struct pci_dev *gpu_pdev,
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struct agp_bridge_data *bridge);
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void intel_gmch_remove(void);
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bool intel_enable_gtt(void);
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void intel_gtt_chipset_flush(void);
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void intel_gtt_insert_page(dma_addr_t addr,
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unsigned int pg,
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unsigned int flags);
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void intel_gtt_insert_sg_entries(struct sg_table *st,
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unsigned int pg_start,
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unsigned int flags);
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void intel_gtt_clear_range(unsigned int first_entry, unsigned int num_entries);
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/* Special gtt memory types */
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#define AGP_DCACHE_MEMORY 1
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#define AGP_PHYS_MEMORY 2
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/* flag for GFDT type */
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#define AGP_USER_CACHED_MEMORY_GFDT (1 << 3)
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#ifdef CONFIG_INTEL_IOMMU
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extern int intel_iommu_gfx_mapped;
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#endif
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#endif
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