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drm/gem: Export drm_gem_vmap() and drm_gem_vunmap() 

The symbols will be required by the upcoming helpers for shadow-buffered
planes.

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Tested-by: Gerd Hoffmann <kraxel@redhat.com>
Acked-by: Gerd Hoffmann <kraxel@redhat.com>
Reported-by: kernel test robot <lkp@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210208115538.6430-3-tzimmermann@suse.de
This commit is contained in:
Thomas Zimmermann 2021-02-08 12:55:33 +01:00
parent 40f302adbd
commit db0c6bd2c0
1 changed files with 2 additions and 0 deletions
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2
drivers/gpu/drm/drm_gem.c
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@ -1212,6 +1212,7 @@ int drm_gem_vmap(struct drm_gem_object *obj, struct dma_buf_map *map)
return 0;
}
EXPORT_SYMBOL(drm_gem_vmap);
void drm_gem_vunmap(struct drm_gem_object *obj, struct dma_buf_map *map)
{
@ -1224,6 +1225,7 @@ void drm_gem_vunmap(struct drm_gem_object *obj, struct dma_buf_map *map)
/* Always set the mapping to NULL. Callers may rely on this. */
dma_buf_map_clear(map);
}
EXPORT_SYMBOL(drm_gem_vunmap);
/**
* drm_gem_lock_reservations - Sets up the ww context and acquires