Greg Kroah-Hartman
598cf27219
Link: https://lore.kernel.org/r/20260217200002.683975158@linuxfoundation.org Tested-by: Florian Fainelli <florian.fainelli@broadcom.com> Tested-by: Takeshi Ogasawara <takeshi.ogasawara@futuring-girl.com> Tested-by: Peter Schneider <pschneider1968@googlemail.com> Tested-by: Jon Hunter <jonathanh@nvidia.com> Tested-by: Salvatore Bonaccorso <carnil@debian.org> Tested-by: Brett A C Sheffield <bacs@librecast.net> Tested-by: Mark Brown <broonie@kernel.org> Tested-by: Luna Jernberg <droidbittin@gmail.com> Tested-by: Ronald Warsow <rwarsow@gmx.de> Tested-by: Justin M. Forbes <jforbes@fedoraproject.org> Tested-by: Ron Economos <re@w6rz.net> Tested-by: Miguel Ojeda <ojeda@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
42 lines
1.1 KiB
C
42 lines
1.1 KiB
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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#include <linux/types.h>
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struct agp_bridge_data;
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struct pci_dev;
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struct sg_table;
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void intel_gmch_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_gmch_enable_gtt(void);
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void intel_gmch_gtt_flush(void);
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void intel_gmch_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_gmch_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_gmch_gtt_clear_range(unsigned int first_entry, unsigned int num_entries);
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dma_addr_t intel_gmch_gtt_read_entry(unsigned int pg,
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bool *is_present, bool *is_local);
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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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