drm/gem: Unexport drm_gem_(un)pin/v(un)map

They're purely for internal use, not for drivers.

Cc: Noralf Trønnes <noralf@tronnes.org>
Cc: Christian König <christian.koenig@amd.com>
Reviewed-by: Eric Anholt <eric@anholt.net>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190614203615.12639-3-daniel.vetter@ffwll.ch

diff --git a/drivers/gpu/drm/drm_gem.c b/drivers/gpu/drm/drm_gem.c
index 8a55f71..a8c4468 100644 (file)
--- a/drivers/gpu/drm/drm_gem.c
+++ b/drivers/gpu/drm/drm_gem.c
@@ -1216,15 +1216,6 @@ void drm_gem_print_info(struct drm_printer *p, unsigned int indent,
                obj->dev->driver->gem_print_info(p, indent, obj);
 }
 
-/**
- * drm_gem_pin - Pin backing buffer in memory
- * @obj: GEM object
- *
- * Make sure the backing buffer is pinned in memory.
- *
- * Returns:
- * 0 on success or a negative error code on failure.
- */
 int drm_gem_pin(struct drm_gem_object *obj)
 {
        if (obj->funcs && obj->funcs->pin)
@@ -1234,14 +1225,7 @@ int drm_gem_pin(struct drm_gem_object *obj)
        else
                return 0;
 }
-EXPORT_SYMBOL(drm_gem_pin);
 
-/**
- * drm_gem_unpin - Unpin backing buffer from memory
- * @obj: GEM object
- *
- * Relax the requirement that the backing buffer is pinned in memory.
- */
 void drm_gem_unpin(struct drm_gem_object *obj)
 {
        if (obj->funcs && obj->funcs->unpin)
@@ -1249,16 +1233,7 @@ void drm_gem_unpin(struct drm_gem_object *obj)
        else if (obj->dev->driver->gem_prime_unpin)
                obj->dev->driver->gem_prime_unpin(obj);
 }
-EXPORT_SYMBOL(drm_gem_unpin);
 
-/**
- * drm_gem_vmap - Map buffer into kernel virtual address space
- * @obj: GEM object
- *
- * Returns:
- * A virtual pointer to a newly created GEM object or an ERR_PTR-encoded negative
- * error code on failure.
- */
 void *drm_gem_vmap(struct drm_gem_object *obj)
 {
        void *vaddr;
@@ -1275,13 +1250,7 @@ void *drm_gem_vmap(struct drm_gem_object *obj)
 
        return vaddr;
 }
-EXPORT_SYMBOL(drm_gem_vmap);
 
-/**
- * drm_gem_vunmap - Remove buffer mapping from kernel virtual address space
- * @obj: GEM object
- * @vaddr: Virtual address (can be NULL)
- */
 void drm_gem_vunmap(struct drm_gem_object *obj, void *vaddr)
 {
        if (!vaddr)
@@ -1292,7 +1261,6 @@ void drm_gem_vunmap(struct drm_gem_object *obj, void *vaddr)
        else if (obj->dev->driver->gem_prime_vunmap)
                obj->dev->driver->gem_prime_vunmap(obj, vaddr);
 }
-EXPORT_SYMBOL(drm_gem_vunmap);
 
 /**
  * drm_gem_lock_reservations - Sets up the ww context and acquires

diff --git a/drivers/gpu/drm/drm_internal.h b/drivers/gpu/drm/drm_internal.h
index d18c7b9..51a2055 100644 (file)
--- a/drivers/gpu/drm/drm_internal.h
+++ b/drivers/gpu/drm/drm_internal.h
@@ -133,6 +133,11 @@ void drm_gem_release(struct drm_device *dev, struct drm_file *file_private);
 void drm_gem_print_info(struct drm_printer *p, unsigned int indent,
                        const struct drm_gem_object *obj);
 
+int drm_gem_pin(struct drm_gem_object *obj);
+void drm_gem_unpin(struct drm_gem_object *obj);
+void *drm_gem_vmap(struct drm_gem_object *obj);
+void drm_gem_vunmap(struct drm_gem_object *obj, void *vaddr);
+
 /* drm_debugfs.c drm_debugfs_crc.c */
 #if defined(CONFIG_DEBUG_FS)
 int drm_debugfs_init(struct drm_minor *minor, int minor_id,

diff --git a/include/drm/drm_gem.h b/include/drm/drm_gem.h
index 5047c7e..a9121fe 100644 (file)
--- a/include/drm/drm_gem.h
+++ b/include/drm/drm_gem.h
@@ -401,9 +401,4 @@ int drm_gem_dumb_destroy(struct drm_file *file,
                         struct drm_device *dev,
                         uint32_t handle);
 
-int drm_gem_pin(struct drm_gem_object *obj);
-void drm_gem_unpin(struct drm_gem_object *obj);
-void *drm_gem_vmap(struct drm_gem_object *obj);
-void drm_gem_vunmap(struct drm_gem_object *obj, void *vaddr);
-
 #endif /* __DRM_GEM_H__ */