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>
63 lines
1.6 KiB
C
63 lines
1.6 KiB
C
/* SPDX-License-Identifier: MIT */
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#ifndef _LINUX_APERTURE_H_
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#define _LINUX_APERTURE_H_
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#include <linux/types.h>
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struct pci_dev;
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struct platform_device;
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#if defined(CONFIG_APERTURE_HELPERS)
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int devm_aperture_acquire_for_platform_device(struct platform_device *pdev,
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resource_size_t base,
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resource_size_t size);
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int aperture_remove_conflicting_devices(resource_size_t base, resource_size_t size,
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const char *name);
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int __aperture_remove_legacy_vga_devices(struct pci_dev *pdev);
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int aperture_remove_conflicting_pci_devices(struct pci_dev *pdev, const char *name);
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#else
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static inline int devm_aperture_acquire_for_platform_device(struct platform_device *pdev,
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resource_size_t base,
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resource_size_t size)
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{
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return 0;
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}
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static inline int aperture_remove_conflicting_devices(resource_size_t base, resource_size_t size,
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const char *name)
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{
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return 0;
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}
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static inline int __aperture_remove_legacy_vga_devices(struct pci_dev *pdev)
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{
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return 0;
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}
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static inline int aperture_remove_conflicting_pci_devices(struct pci_dev *pdev, const char *name)
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{
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return 0;
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}
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#endif
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/**
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* aperture_remove_all_conflicting_devices - remove all existing framebuffers
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* @name: a descriptive name of the requesting driver
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*
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* This function removes all graphics device drivers. Use this function on systems
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* that can have their framebuffer located anywhere in memory.
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*
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* Returns:
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* 0 on success, or a negative errno code otherwise
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*/
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static inline int aperture_remove_all_conflicting_devices(const char *name)
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{
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return aperture_remove_conflicting_devices(0, (resource_size_t)-1, name);
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}
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#endif
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