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37 lines
996 B
37 lines
996 B
/* 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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#include <linux/agp_backend.h> |
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#include <linux/intel-iommu.h> |
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#include <linux/kernel.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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#endif
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