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drm/ttm: initialize globals during device init (v2)

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Make sure that the global BO state is always correctly initialized.

This allows removing all the device code to initialize it.

v2: fix up vbox (Alex)

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Junwei Zhang <Jerry.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Christian König
2018-10-19 16:55:26 +02:00
committed by Alex Deucher
parent 62b53b37e4
commit a64f784bb1
27 changed files with 17 additions and 521 deletions
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41
include/drm/ttm/ttm_bo_driver.h
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@@ -569,9 +569,6 @@ void ttm_bo_mem_put(struct ttm_buffer_object *bo, struct ttm_mem_reg *mem);
void ttm_bo_mem_put_locked(struct ttm_buffer_object *bo,
struct ttm_mem_reg *mem);
void ttm_bo_global_release(void);
int ttm_bo_global_init(void);
int ttm_bo_device_release(struct ttm_bo_device *bdev);
/**
@@ -589,7 +586,7 @@ int ttm_bo_device_release(struct ttm_bo_device *bdev);
* Returns:
* !0: Failure.
*/
int ttm_bo_device_init(struct ttm_bo_device *bdev, struct ttm_bo_global *glob,
int ttm_bo_device_init(struct ttm_bo_device *bdev,
struct ttm_bo_driver *driver,
struct address_space *mapping,
uint64_t file_page_offset, bool need_dma32);
@@ -888,40 +885,4 @@ pgprot_t ttm_io_prot(uint32_t caching_flags, pgprot_t tmp);
extern const struct ttm_mem_type_manager_func ttm_bo_manager_func;
/**
* struct ttm_bo_global_ref - Argument to initialize a struct ttm_bo_global.
*/
struct ttm_bo_global_ref {
struct drm_global_reference ref;
};
/**
* ttm_bo_global_ref_init
*
* @ref: DRM global reference
*
* Helper function that initializes a struct ttm_bo_global. This function
* is used as init call-back function for DRM global references of type
* DRM_GLOBAL_TTM_BO_REF.
*/
static inline int ttm_bo_global_ref_init(struct drm_global_reference *ref)
{
return ttm_bo_global_init();
}
/**
* ttm_bo_global_ref_release
*
* @ref: DRM global reference
*
* Helper function that releases a struct ttm_bo_global. This function
* is used as release call-back function for DRM global references of type
* DRM_GLOBAL_TTM_BO_REF.
*/
static inline void ttm_bo_global_ref_release(struct drm_global_reference *ref)
{
ttm_bo_global_release();
}
#endif