Plus a little bit more documentation.
v2: Untangle the missing forward decls to make drm_prime|gem.h
free-standing.
Signed-off-by: Daniel Vetter <daniel.vet...@intel.com>
---
Documentation/gpu/drm-mm.rst | 3 ++
drivers/gpu/drm/drm_prime.c | 3 +-
include/drm/drmP.h | 32 ++----------------
include/drm/drm_gem.h | 4 +++
include/drm/drm_prime.h | 79 +++++++++++++++++++++++++++++++++++++++++++
include/drm/drm_vma_manager.h | 1 -
6 files changed, 91 insertions(+), 31 deletions(-)
create mode 100644 include/drm/drm_prime.h
diff --git a/Documentation/gpu/drm-mm.rst b/Documentation/gpu/drm-mm.rst
index d47cbe3a9ef3..96b9c34c21e4 100644
--- a/Documentation/gpu/drm-mm.rst
+++ b/Documentation/gpu/drm-mm.rst
@@ -449,6 +449,9 @@ PRIME Helper Functions
PRIME Function References
-------------------------
+.. kernel-doc:: include/drm/drm_prime.h
+ :internal:
+
.. kernel-doc:: drivers/gpu/drm/drm_prime.c
:export:
diff --git a/drivers/gpu/drm/drm_prime.c b/drivers/gpu/drm/drm_prime.c
index 866b294e7c61..9fb65b736a90 100644
--- a/drivers/gpu/drm/drm_prime.c
+++ b/drivers/gpu/drm/drm_prime.c
@@ -29,8 +29,9 @@
#include <linux/export.h>
#include <linux/dma-buf.h>
#include <linux/rbtree.h>
-#include <drm/drmP.h>
+#include <drm/drm_prime.h>
#include <drm/drm_gem.h>
+#include <drm/drmP.h>
#include "drm_internal.h"
diff --git a/include/drm/drmP.h b/include/drm/drmP.h
index 6105c050d7bc..5f829d2372da 100644
--- a/include/drm/drmP.h
+++ b/include/drm/drmP.h
@@ -51,13 +51,13 @@
#include <linux/platform_device.h>
#include <linux/poll.h>
#include <linux/ratelimit.h>
-#include <linux/rbtree.h>
#include <linux/sched.h>
#include <linux/slab.h>
#include <linux/types.h>
#include <linux/vmalloc.h>
#include <linux/workqueue.h>
#include <linux/dma-fence.h>
+#include <linux/module.h>
#include <asm/mman.h>
#include <asm/pgalloc.h>
@@ -75,8 +75,8 @@
#include <drm/drm_mm.h>
#include <drm/drm_os_linux.h>
#include <drm/drm_sarea.h>
-#include <drm/drm_vma_manager.h>
#include <drm/drm_drv.h>
+#include <drm/drm_prime.h>
struct module;
@@ -89,6 +89,7 @@ struct drm_dma_handle;
struct drm_gem_object;
struct drm_master;
struct drm_vblank_crtc;
+struct drm_vma_offset_manager;
struct device_node;
struct videomode;
@@ -370,12 +371,6 @@ struct drm_pending_event {
we deliver the event, for tracing only */
};
-struct drm_prime_file_private {
- struct mutex lock;
- struct rb_root dmabufs;
- struct rb_root handles;
-};
-
/** File private data */
struct drm_file {
unsigned authenticated :1;
@@ -759,27 +754,6 @@ static inline int drm_debugfs_remove_files(const struct
drm_info_list *files,
}
#endif
-struct dma_buf_export_info;
-
-extern struct dma_buf *drm_gem_prime_export(struct drm_device *dev,
- struct drm_gem_object *obj,
- int flags);
-extern 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);
-extern struct drm_gem_object *drm_gem_prime_import(struct drm_device *dev,
- struct dma_buf *dma_buf);
-extern 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 *drm_gem_dmabuf_export(struct drm_device *dev,
- struct dma_buf_export_info *exp_info);
-extern void drm_gem_dmabuf_release(struct dma_buf *dma_buf);
-
-extern int drm_prime_sg_to_page_addr_arrays(struct sg_table *sgt, struct page
**pages,
- dma_addr_t *addrs, int max_pages);
-extern struct sg_table *drm_prime_pages_to_sg(struct page **pages, unsigned
int nr_pages);
-extern void drm_prime_gem_destroy(struct drm_gem_object *obj, struct sg_table
*sg);
-
extern struct drm_dma_handle *drm_pci_alloc(struct drm_device *dev, size_t
size,
size_t align);
diff --git a/include/drm/drm_gem.h b/include/drm/drm_gem.h
index 3b2a28f7f49f..b9ade75ecd82 100644
--- a/include/drm/drm_gem.h
+++ b/include/drm/drm_gem.h
@@ -34,6 +34,10 @@
* OTHER DEALINGS IN THE SOFTWARE.
*/
+#include <linux/kref.h>
+
+#include <drm/drm_vma_manager.h>
+
/**
* struct drm_gem_object - GEM buffer object
*
diff --git a/include/drm/drm_prime.h b/include/drm/drm_prime.h
new file mode 100644
index 000000000000..77ceca711bad
--- /dev/null
+++ b/include/drm/drm_prime.h
@@ -0,0 +1,79 @@
+/*
+ * Copyright © 2012 Red Hat
+ * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas.
+ * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California.
+ * Copyright (c) 2009-2010, Code Aurora Forum.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+ * IN THE SOFTWARE.
+ *
+ * Authors:
+ * Dave Airlie <airl...@redhat.com>
+ * Rob Clark <rob.cl...@linaro.org>
+ *
+ */
+
+#ifndef __DRM_PRIME_H__
+#define __DRM_PRIME_H__
+
+#include <linux/mutex.h>
+#include <linux/rbtree.h>
+
+/**
+ * struct drm_prime_file_private - per-file tracking for PRIME
+ *
+ * This just contains the internal &struct dma_buf and handle caches for each
+ * &struct drm_file used by the PRIME core code.
+ */
+
+struct drm_prime_file_private {
+/* private: */
+ struct mutex lock;
+ struct rb_root dmabufs;
+ struct rb_root handles;
+};
+
+struct dma_buf_export_info;
+struct dma_buf;
+
+struct drm_device;
+struct drm_gem_object;
+struct drm_file;
+
+extern struct dma_buf *drm_gem_prime_export(struct drm_device *dev,
+ struct drm_gem_object *obj,
+ int flags);
+extern 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);
+extern struct drm_gem_object *drm_gem_prime_import(struct drm_device *dev,
+ struct dma_buf *dma_buf);
+extern 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 *drm_gem_dmabuf_export(struct drm_device *dev,
+ struct dma_buf_export_info *exp_info);
+extern void drm_gem_dmabuf_release(struct dma_buf *dma_buf);
+
+extern int drm_prime_sg_to_page_addr_arrays(struct sg_table *sgt, struct page
**pages,
+ dma_addr_t *addrs, int max_pages);
+extern struct sg_table *drm_prime_pages_to_sg(struct page **pages, unsigned
int nr_pages);
+extern void drm_prime_gem_destroy(struct drm_gem_object *obj, struct sg_table
*sg);
+
+
+#endif /* __DRM_PRIME_H__ */
diff --git a/include/drm/drm_vma_manager.h b/include/drm/drm_vma_manager.h
index 9c03895dc479..d84d52f6d2b1 100644
--- a/include/drm/drm_vma_manager.h
+++ b/include/drm/drm_vma_manager.h
@@ -25,7 +25,6 @@
#include <drm/drm_mm.h>
#include <linux/mm.h>
-#include <linux/module.h>
#include <linux/rbtree.h>
#include <linux/spinlock.h>
#include <linux/types.h>
--
2.11.0
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