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drm/vram: Unexport internal functions of VRAM MM

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The init, cleanup and mmap functions of VRAM MM are only used internally.
Remove them from the public interface.

v2:
	* update for debugfs support

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Acked-by: Gerd Hoffmann <kraxel@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190911110910.30698-4-tzimmermann@suse.de
This commit is contained in:
Thomas Zimmermann 2019-09-11 13:09:09 +02:00
parent b0e40e0805
commit c30b225dba
2 changed files with 5 additions and 39 deletions
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38
drivers/gpu/drm/drm_gem_vram_helper.c
View File

@ -889,19 +889,8 @@ int drm_vram_mm_debugfs_init(struct drm_minor *minor)
}
EXPORT_SYMBOL(drm_vram_mm_debugfs_init);
/**
* drm_vram_mm_init() - Initialize an instance of VRAM MM.
* @vmm: the VRAM MM instance to initialize
* @dev: the DRM device
* @vram_base: the base address of the video memory
* @vram_size: the size of the video memory in bytes
*
* Returns:
* 0 on success, or
* a negative error code otherwise.
*/
int drm_vram_mm_init(struct drm_vram_mm *vmm, struct drm_device *dev,
uint64_t vram_base, size_t vram_size)
static int drm_vram_mm_init(struct drm_vram_mm *vmm, struct drm_device *dev,
uint64_t vram_base, size_t vram_size)
{
int ret;
@ -921,34 +910,17 @@ int drm_vram_mm_init(struct drm_vram_mm *vmm, struct drm_device *dev,
return 0;
}
EXPORT_SYMBOL(drm_vram_mm_init);
/**
* drm_vram_mm_cleanup() - Cleans up an initialized instance of VRAM MM.
* @vmm: the VRAM MM instance to clean up
*/
void drm_vram_mm_cleanup(struct drm_vram_mm *vmm)
static void drm_vram_mm_cleanup(struct drm_vram_mm *vmm)
{
ttm_bo_device_release(&vmm->bdev);
}
EXPORT_SYMBOL(drm_vram_mm_cleanup);
/**
* drm_vram_mm_mmap() - Helper for implementing &struct file_operations.mmap()
* @filp: the mapping's file structure
* @vma: the mapping's memory area
* @vmm: the VRAM MM instance
*
* Returns:
* 0 on success, or
* a negative error code otherwise.
*/
int drm_vram_mm_mmap(struct file *filp, struct vm_area_struct *vma,
struct drm_vram_mm *vmm)
static int drm_vram_mm_mmap(struct file *filp, struct vm_area_struct *vma,
struct drm_vram_mm *vmm)
{
return ttm_bo_mmap(filp, vma, &vmm->bdev);
}
EXPORT_SYMBOL(drm_vram_mm_mmap);
/*
* Helpers for integration with struct drm_device

6
include/drm/drm_gem_vram_helper.h
View File

@ -171,12 +171,6 @@ static inline struct drm_vram_mm *drm_vram_mm_of_bdev(
}
int drm_vram_mm_debugfs_init(struct drm_minor *minor);
int drm_vram_mm_init(struct drm_vram_mm *vmm, struct drm_device *dev,
uint64_t vram_base, size_t vram_size);
void drm_vram_mm_cleanup(struct drm_vram_mm *vmm);
int drm_vram_mm_mmap(struct file *filp, struct vm_area_struct *vma,
struct drm_vram_mm *vmm);
/*
* Helpers for integration with struct drm_device