blob: 7096703c3949348710f8b4c3afbc13541c4f65c2 [file] [log] [blame]
/* SPDX-License-Identifier: MIT */
#ifndef _DRM_APERTURE_H_
#define _DRM_APERTURE_H_
#include <linux/types.h>
struct drm_device;
struct drm_driver;
struct pci_dev;
int devm_aperture_acquire_from_firmware(struct drm_device *dev, resource_size_t base,
resource_size_t size);
int drm_aperture_remove_conflicting_framebuffers(resource_size_t base, resource_size_t size,
bool primary, const struct drm_driver *req_driver);
int drm_aperture_remove_conflicting_pci_framebuffers(struct pci_dev *pdev,
const struct drm_driver *req_driver);
* drm_aperture_remove_framebuffers - remove all existing framebuffers
* @primary: also kick vga16fb if present
* @req_driver: requesting DRM driver
* This function removes all graphics device drivers. Use this function on systems
* that can have their framebuffer located anywhere in memory.
* Returns:
* 0 on success, or a negative errno code otherwise
static inline int
drm_aperture_remove_framebuffers(bool primary, const struct drm_driver *req_driver)
return drm_aperture_remove_conflicting_framebuffers(0, (resource_size_t)-1, primary,