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drm/ttm: revert "implement LRU add callbacks v2"

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The additional housekeeping had too much CPU overhead,
let's use the BO priorities instead.

agd: also revert hibmc changes

Reviewed-by: Sinclair Yeh <syeh@vmware.com>
Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-and-Tested-by: Roger.He <Hongbo.He@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Christian König
2017-01-12 11:50:13 +01:00
committed by Alex Deucher
parent 373308a5f5
commit 260498f2cd
13 changed files with 5 additions and 45 deletions
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9
include/drm/ttm/ttm_bo_driver.h
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@@ -468,12 +468,6 @@ struct ttm_bo_driver {
* Called with LRU lock held immediately before the removal.
*/
void (*lru_removal)(struct ttm_buffer_object *bo);
/**
* Return the list_head after which a BO should be inserted in the LRU.
*/
struct list_head *(*lru_tail)(struct ttm_buffer_object *bo);
struct list_head *(*swap_lru_tail)(struct ttm_buffer_object *bo);
};
/**
@@ -788,9 +782,6 @@ extern void ttm_mem_io_unlock(struct ttm_mem_type_manager *man);
extern void ttm_bo_del_sub_from_lru(struct ttm_buffer_object *bo);
extern void ttm_bo_add_to_lru(struct ttm_buffer_object *bo);
struct list_head *ttm_bo_default_lru_tail(struct ttm_buffer_object *bo);
struct list_head *ttm_bo_default_swap_lru_tail(struct ttm_buffer_object *bo);
/**
* __ttm_bo_reserve:
*