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authorDavid Herrmann <dh.herrmann@gmail.com>2014-08-29 14:12:28 +0400
committerDave Airlie <airlied@redhat.com>2014-09-10 11:11:30 +0400
commit9fc5cde7fb6699b0a75e90b7cbfee7c912dd94c2 (patch)
treee9b484002d7730cebdb9825c6d7d476ab021aeca /drivers/gpu/drm/drm_bufs.c
parent9f50bd8905ab12e3e8ebffd8296d7921bd3976eb (diff)
downloadlinux-9fc5cde7fb6699b0a75e90b7cbfee7c912dd94c2.tar.xz
drm: mark drm_buf and drm_map as legacy
Move internal declarations to drm_legacy.h and add drm_legacy_*() prefix to all legacy functions. [airlied: add a bit of an explaination to drm_legacy.h] Signed-off-by: David Herrmann <dh.herrmann@gmail.com> Reviewed-by: Thierry Reding <treding@nvidia.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/drm_bufs.c')
-rw-r--r--drivers/gpu/drm/drm_bufs.c90
1 files changed, 44 insertions, 46 deletions
diff --git a/drivers/gpu/drm/drm_bufs.c b/drivers/gpu/drm/drm_bufs.c
index 61acb8f6756d..9e04d6a43fa4 100644
--- a/drivers/gpu/drm/drm_bufs.c
+++ b/drivers/gpu/drm/drm_bufs.c
@@ -1,18 +1,13 @@
-/**
- * \file drm_bufs.c
- * Generic buffer template
- *
- * \author Rickard E. (Rik) Faith <faith@valinux.com>
- * \author Gareth Hughes <gareth@valinux.com>
- */
-
/*
- * Created: Thu Nov 23 03:10:50 2000 by gareth@valinux.com
+ * Legacy: Generic DRM Buffer Management
*
* Copyright 1999, 2000 Precision Insight, Inc., Cedar Park, Texas.
* Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California.
* All Rights Reserved.
*
+ * Author: Rickard E. (Rik) Faith <faith@valinux.com>
+ * Author: Gareth Hughes <gareth@valinux.com>
+ *
* 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
@@ -39,6 +34,7 @@
#include <linux/export.h>
#include <asm/shmparam.h>
#include <drm/drmP.h>
+#include "drm_legacy.h"
static struct drm_map_list *drm_find_matching_map(struct drm_device *dev,
struct drm_local_map *map)
@@ -365,9 +361,9 @@ static int drm_addmap_core(struct drm_device * dev, resource_size_t offset,
return 0;
}
-int drm_addmap(struct drm_device * dev, resource_size_t offset,
- unsigned int size, enum drm_map_type type,
- enum drm_map_flags flags, struct drm_local_map ** map_ptr)
+int drm_legacy_addmap(struct drm_device * dev, resource_size_t offset,
+ unsigned int size, enum drm_map_type type,
+ enum drm_map_flags flags, struct drm_local_map **map_ptr)
{
struct drm_map_list *list;
int rc;
@@ -377,8 +373,7 @@ int drm_addmap(struct drm_device * dev, resource_size_t offset,
*map_ptr = list->map;
return rc;
}
-
-EXPORT_SYMBOL(drm_addmap);
+EXPORT_SYMBOL(drm_legacy_addmap);
/**
* Ioctl to specify a range of memory that is available for mapping by a
@@ -391,8 +386,8 @@ EXPORT_SYMBOL(drm_addmap);
* \return zero on success or a negative value on error.
*
*/
-int drm_addmap_ioctl(struct drm_device *dev, void *data,
- struct drm_file *file_priv)
+int drm_legacy_addmap_ioctl(struct drm_device *dev, void *data,
+ struct drm_file *file_priv)
{
struct drm_map *map = data;
struct drm_map_list *maplist;
@@ -429,9 +424,9 @@ int drm_addmap_ioctl(struct drm_device *dev, void *data,
* its being used, and free any associate resource (such as MTRR's) if it's not
* being on use.
*
- * \sa drm_addmap
+ * \sa drm_legacy_addmap
*/
-int drm_rmmap_locked(struct drm_device *dev, struct drm_local_map *map)
+int drm_legacy_rmmap_locked(struct drm_device *dev, struct drm_local_map *map)
{
struct drm_map_list *r_list = NULL, *list_t;
drm_dma_handle_t dmah;
@@ -485,19 +480,19 @@ int drm_rmmap_locked(struct drm_device *dev, struct drm_local_map *map)
return 0;
}
-EXPORT_SYMBOL(drm_rmmap_locked);
+EXPORT_SYMBOL(drm_legacy_rmmap_locked);
-int drm_rmmap(struct drm_device *dev, struct drm_local_map *map)
+int drm_legacy_rmmap(struct drm_device *dev, struct drm_local_map *map)
{
int ret;
mutex_lock(&dev->struct_mutex);
- ret = drm_rmmap_locked(dev, map);
+ ret = drm_legacy_rmmap_locked(dev, map);
mutex_unlock(&dev->struct_mutex);
return ret;
}
-EXPORT_SYMBOL(drm_rmmap);
+EXPORT_SYMBOL(drm_legacy_rmmap);
/* The rmmap ioctl appears to be unnecessary. All mappings are torn down on
* the last close of the device, and this is necessary for cleanup when things
@@ -514,8 +509,8 @@ EXPORT_SYMBOL(drm_rmmap);
* \param arg pointer to a struct drm_map structure.
* \return zero on success or a negative value on error.
*/
-int drm_rmmap_ioctl(struct drm_device *dev, void *data,
- struct drm_file *file_priv)
+int drm_legacy_rmmap_ioctl(struct drm_device *dev, void *data,
+ struct drm_file *file_priv)
{
struct drm_map *request = data;
struct drm_local_map *map = NULL;
@@ -546,7 +541,7 @@ int drm_rmmap_ioctl(struct drm_device *dev, void *data,
return 0;
}
- ret = drm_rmmap_locked(dev, map);
+ ret = drm_legacy_rmmap_locked(dev, map);
mutex_unlock(&dev->struct_mutex);
@@ -599,7 +594,8 @@ static void drm_cleanup_buf_error(struct drm_device * dev,
* reallocates the buffer list of the same size order to accommodate the new
* buffers.
*/
-int drm_addbufs_agp(struct drm_device * dev, struct drm_buf_desc * request)
+int drm_legacy_addbufs_agp(struct drm_device *dev,
+ struct drm_buf_desc *request)
{
struct drm_device_dma *dma = dev->dma;
struct drm_buf_entry *entry;
@@ -759,10 +755,11 @@ int drm_addbufs_agp(struct drm_device * dev, struct drm_buf_desc * request)
atomic_dec(&dev->buf_alloc);
return 0;
}
-EXPORT_SYMBOL(drm_addbufs_agp);
+EXPORT_SYMBOL(drm_legacy_addbufs_agp);
#endif /* __OS_HAS_AGP */
-int drm_addbufs_pci(struct drm_device * dev, struct drm_buf_desc * request)
+int drm_legacy_addbufs_pci(struct drm_device *dev,
+ struct drm_buf_desc *request)
{
struct drm_device_dma *dma = dev->dma;
int count;
@@ -964,9 +961,10 @@ int drm_addbufs_pci(struct drm_device * dev, struct drm_buf_desc * request)
return 0;
}
-EXPORT_SYMBOL(drm_addbufs_pci);
+EXPORT_SYMBOL(drm_legacy_addbufs_pci);
-static int drm_addbufs_sg(struct drm_device * dev, struct drm_buf_desc * request)
+static int drm_legacy_addbufs_sg(struct drm_device *dev,
+ struct drm_buf_desc *request)
{
struct drm_device_dma *dma = dev->dma;
struct drm_buf_entry *entry;
@@ -1135,8 +1133,8 @@ static int drm_addbufs_sg(struct drm_device * dev, struct drm_buf_desc * request
* addbufs_sg() or addbufs_pci() for AGP, scatter-gather or consistent
* PCI memory respectively.
*/
-int drm_addbufs(struct drm_device *dev, void *data,
- struct drm_file *file_priv)
+int drm_legacy_addbufs(struct drm_device *dev, void *data,
+ struct drm_file *file_priv)
{
struct drm_buf_desc *request = data;
int ret;
@@ -1149,15 +1147,15 @@ int drm_addbufs(struct drm_device *dev, void *data,
#if __OS_HAS_AGP
if (request->flags & _DRM_AGP_BUFFER)
- ret = drm_addbufs_agp(dev, request);
+ ret = drm_legacy_addbufs_agp(dev, request);
else
#endif
if (request->flags & _DRM_SG_BUFFER)
- ret = drm_addbufs_sg(dev, request);
+ ret = drm_legacy_addbufs_sg(dev, request);
else if (request->flags & _DRM_FB_BUFFER)
ret = -EINVAL;
else
- ret = drm_addbufs_pci(dev, request);
+ ret = drm_legacy_addbufs_pci(dev, request);
return ret;
}
@@ -1179,8 +1177,8 @@ int drm_addbufs(struct drm_device *dev, void *data,
* lock, preventing of allocating more buffers after this call. Information
* about each requested buffer is then copied into user space.
*/
-int drm_infobufs(struct drm_device *dev, void *data,
- struct drm_file *file_priv)
+int drm_legacy_infobufs(struct drm_device *dev, void *data,
+ struct drm_file *file_priv)
{
struct drm_device_dma *dma = dev->dma;
struct drm_buf_info *request = data;
@@ -1260,8 +1258,8 @@ int drm_infobufs(struct drm_device *dev, void *data,
*
* \note This ioctl is deprecated and mostly never used.
*/
-int drm_markbufs(struct drm_device *dev, void *data,
- struct drm_file *file_priv)
+int drm_legacy_markbufs(struct drm_device *dev, void *data,
+ struct drm_file *file_priv)
{
struct drm_device_dma *dma = dev->dma;
struct drm_buf_desc *request = data;
@@ -1307,8 +1305,8 @@ int drm_markbufs(struct drm_device *dev, void *data,
* Calls free_buffer() for each used buffer.
* This function is primarily used for debugging.
*/
-int drm_freebufs(struct drm_device *dev, void *data,
- struct drm_file *file_priv)
+int drm_legacy_freebufs(struct drm_device *dev, void *data,
+ struct drm_file *file_priv)
{
struct drm_device_dma *dma = dev->dma;
struct drm_buf_free *request = data;
@@ -1360,8 +1358,8 @@ int drm_freebufs(struct drm_device *dev, void *data,
* offset equal to 0, which drm_mmap() interpretes as PCI buffers and calls
* drm_mmap_dma().
*/
-int drm_mapbufs(struct drm_device *dev, void *data,
- struct drm_file *file_priv)
+int drm_legacy_mapbufs(struct drm_device *dev, void *data,
+ struct drm_file *file_priv)
{
struct drm_device_dma *dma = dev->dma;
int retcode = 0;
@@ -1448,7 +1446,7 @@ int drm_mapbufs(struct drm_device *dev, void *data,
return retcode;
}
-int drm_dma_ioctl(struct drm_device *dev, void *data,
+int drm_legacy_dma_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv)
{
if (drm_core_check_feature(dev, DRIVER_MODESET))
@@ -1460,7 +1458,7 @@ int drm_dma_ioctl(struct drm_device *dev, void *data,
return -EINVAL;
}
-struct drm_local_map *drm_getsarea(struct drm_device *dev)
+struct drm_local_map *drm_legacy_getsarea(struct drm_device *dev)
{
struct drm_map_list *entry;
@@ -1472,4 +1470,4 @@ struct drm_local_map *drm_getsarea(struct drm_device *dev)
}
return NULL;
}
-EXPORT_SYMBOL(drm_getsarea);
+EXPORT_SYMBOL(drm_legacy_getsarea);