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Export some useful ttm functions to drivers.

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This commit is contained in:
Ben Skeggs 2007-08-06 22:11:18 +10:00
parent 7a0a812ea4
commit 92084c6e05
3 changed files with 23 additions and 4 deletions
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10
linux-core/drm_bo.c
View file

@ -517,7 +517,7 @@ static void drm_bo_base_deref_locked(struct drm_file * file_priv,
drm_bo_usage_deref_locked(&bo);
}
static void drm_bo_usage_deref_unlocked(struct drm_buffer_object ** bo)
void drm_bo_usage_deref_unlocked(struct drm_buffer_object ** bo)
{
struct drm_buffer_object *tmp_bo = *bo;
struct drm_device *dev = tmp_bo->dev;
@ -530,6 +530,7 @@ static void drm_bo_usage_deref_unlocked(struct drm_buffer_object ** bo)
mutex_unlock(&dev->struct_mutex);
}
}
EXPORT_SYMBOL(drm_bo_usage_deref_unlocked);
/*
* Note. The caller has to register (if applicable)
@ -1672,10 +1673,10 @@ int drm_buffer_object_create(struct drm_device *dev,
drm_bo_usage_deref_unlocked(&bo);
return ret;
}
EXPORT_SYMBOL(drm_buffer_object_create);
static int drm_bo_add_user_object(struct drm_file *file_priv,
struct drm_buffer_object *bo,
int shareable)
int drm_bo_add_user_object(struct drm_file *file_priv,
struct drm_buffer_object *bo, int shareable)
{
struct drm_device *dev = file_priv->head->dev;
int ret;
@ -1694,6 +1695,7 @@ static int drm_bo_add_user_object(struct drm_file *file_priv,
mutex_unlock(&dev->struct_mutex);
return ret;
}
EXPORT_SYMBOL(drm_bo_add_user_object);
static int drm_bo_lock_test(struct drm_device * dev, struct drm_file *file_priv)
{

1
linux-core/drm_bo_move.c
View file

@ -128,6 +128,7 @@ int drm_mem_reg_ioremap(struct drm_device * dev, struct drm_bo_mem_reg * mem,
*virtual = addr;
return 0;
}
EXPORT_SYMBOL(drm_mem_reg_ioremap);
/**
* \c Unmap mapping obtained using drm_bo_ioremap

16
linux-core/drm_objects.h
View file

@ -483,6 +483,17 @@ extern int drm_bo_mem_space(struct drm_buffer_object * bo,
struct drm_bo_mem_reg * mem, int no_wait);
extern int drm_bo_move_buffer(struct drm_buffer_object * bo, uint32_t new_mem_flags,
int no_wait, int move_unfenced);
extern int drm_buffer_object_create(struct drm_device *dev, unsigned long size,
enum drm_bo_type type, uint64_t mask,
uint32_t hint, uint32_t page_alignment,
unsigned long buffer_start,
struct drm_buffer_object **bo);
extern int drm_bo_init_mm(struct drm_device *dev, unsigned type,
unsigned long p_offset, unsigned long p_size);
extern int drm_bo_clean_mm(struct drm_device *dev, unsigned mem_type);
extern int drm_bo_add_user_object(struct drm_file *file_priv,
struct drm_buffer_object *bo, int sharable);
extern void drm_bo_usage_deref_unlocked(struct drm_buffer_object **bo);
/*
* Buffer object memory move helpers.
@ -502,6 +513,11 @@ extern int drm_bo_move_accel_cleanup(struct drm_buffer_object * bo,
uint32_t fence_flags,
struct drm_bo_mem_reg * new_mem);
extern int drm_mem_reg_ioremap(struct drm_device *dev,
struct drm_bo_mem_reg *mem, void **virtual);
extern void drm_mem_reg_iounmap(struct drm_device *dev,
struct drm_bo_mem_reg *mem, void *virtual);
#ifdef CONFIG_DEBUG_MUTEXES
#define DRM_ASSERT_LOCKED(_mutex) \
BUG_ON(!mutex_is_locked(_mutex) || \