[PATCH 3/3] drm/prime: Unexport helpers for fd/handle conversion

[Thomas Zimmermann]

Unexport drm_gem_prime_fd_to_handle() and drm_gem_prime_handle_to_fd().
Both are only used internally within the PRIME code.

Signed-off-by: Thomas Zimmermann <tzimmermann at suse.de>
---
 drivers/gpu/drm/drm_prime.c | 20 +++++++++-----------
 include/drm/drm_prime.h     |  7 -------
 2 files changed, 9 insertions(+), 18 deletions(-)

diff --git a/drivers/gpu/drm/drm_prime.c b/drivers/gpu/drm/drm_prime.c
index b857a45a29553..2b11fc2444cff 100644
--- a/drivers/gpu/drm/drm_prime.c
+++ b/drivers/gpu/drm/drm_prime.c
@@ -278,7 +278,7 @@ void drm_gem_dmabuf_release(struct dma_buf *dma_buf)
 }
 EXPORT_SYMBOL(drm_gem_dmabuf_release);
 
-/**
+/*
  * drm_gem_prime_fd_to_handle - PRIME import function for GEM drivers
  * @dev: drm_device to import into
  * @file_priv: drm file-private structure
@@ -292,9 +292,9 @@ EXPORT_SYMBOL(drm_gem_dmabuf_release);
  *
  * Returns 0 on success or a negative error code on failure.
  */
-int drm_gem_prime_fd_to_handle(struct drm_device *dev,
-			       struct drm_file *file_priv, int prime_fd,
-			       uint32_t *handle)
+static int drm_gem_prime_fd_to_handle(struct drm_device *dev,
+				      struct drm_file *file_priv, int prime_fd,
+				      uint32_t *handle)
 {
 	struct dma_buf *dma_buf;
 	struct drm_gem_object *obj;
@@ -360,7 +360,6 @@ int drm_gem_prime_fd_to_handle(struct drm_device *dev,
 	dma_buf_put(dma_buf);
 	return ret;
 }
-EXPORT_SYMBOL(drm_gem_prime_fd_to_handle);
 
 int drm_prime_fd_to_handle_ioctl(struct drm_device *dev, void *data,
 				 struct drm_file *file_priv)
@@ -413,7 +412,7 @@ static struct dma_buf *export_and_register_object(struct drm_device *dev,
 	return dmabuf;
 }
 
-/**
+/*
  * drm_gem_prime_handle_to_fd - PRIME export function for GEM drivers
  * @dev: dev to export the buffer from
  * @file_priv: drm file-private structure
@@ -426,10 +425,10 @@ static struct dma_buf *export_and_register_object(struct drm_device *dev,
  * The actual exporting from GEM object to a dma-buf is done through the
  * &drm_gem_object_funcs.export callback.
  */
-int drm_gem_prime_handle_to_fd(struct drm_device *dev,
-			       struct drm_file *file_priv, uint32_t handle,
-			       uint32_t flags,
-			       int *prime_fd)
+static int drm_gem_prime_handle_to_fd(struct drm_device *dev,
+				      struct drm_file *file_priv, uint32_t handle,
+				      uint32_t flags,
+				      int *prime_fd)
 {
 	struct drm_gem_object *obj;
 	int ret = 0;
@@ -511,7 +510,6 @@ int drm_gem_prime_handle_to_fd(struct drm_device *dev,
 
 	return ret;
 }
-EXPORT_SYMBOL(drm_gem_prime_handle_to_fd);
 
 int drm_prime_handle_to_fd_ioctl(struct drm_device *dev, void *data,
 				 struct drm_file *file_priv)
diff --git a/include/drm/drm_prime.h b/include/drm/drm_prime.h
index 2a1d01e5b56b8..a7abf9f3e6972 100644
--- a/include/drm/drm_prime.h
+++ b/include/drm/drm_prime.h
@@ -60,19 +60,12 @@ enum dma_data_direction;
 
 struct drm_device;
 struct drm_gem_object;
-struct drm_file;
 
 /* core prime functions */
 struct dma_buf *drm_gem_dmabuf_export(struct drm_device *dev,
 				      struct dma_buf_export_info *exp_info);
 void drm_gem_dmabuf_release(struct dma_buf *dma_buf);
 
-int drm_gem_prime_fd_to_handle(struct drm_device *dev,
-			       struct drm_file *file_priv, int prime_fd, uint32_t *handle);
-int drm_gem_prime_handle_to_fd(struct drm_device *dev,
-			       struct drm_file *file_priv, uint32_t handle, uint32_t flags,
-			       int *prime_fd);
-
 /* helper functions for exporting */
 int drm_gem_map_attach(struct dma_buf *dma_buf,
 		       struct dma_buf_attachment *attach);
-- 
2.41.0