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>
27 lines
745 B
C
27 lines
745 B
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 SHMEM_UTILS_H
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#define SHMEM_UTILS_H
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#include <linux/types.h>
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struct iosys_map;
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struct drm_i915_gem_object;
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struct file;
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struct file *shmem_create_from_data(const char *name, void *data, size_t len);
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struct file *shmem_create_from_object(struct drm_i915_gem_object *obj);
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void *shmem_pin_map(struct file *file);
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void shmem_unpin_map(struct file *file, void *ptr);
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int shmem_read_to_iosys_map(struct file *file, loff_t off,
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struct iosys_map *map, size_t map_off, size_t len);
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int shmem_read(struct file *file, loff_t off, void *dst, size_t len);
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int shmem_write(struct file *file, loff_t off, void *src, size_t len);
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#endif /* SHMEM_UTILS_H */
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