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authorChristian König <christian.koenig@amd.com>2016-06-15 13:44:01 +0200
committerAlex Deucher <alexander.deucher@amd.com>2016-07-07 14:54:40 -0400
commit5bc730677b1698c479f0134926b90789759b17ee (patch)
tree235ba11d0271bdd73274d93887e23efe0e095f12 /include/drm/ttm
parent74561cd4f128091f41ab698277cde2542dcc5cad (diff)
downloadop-kernel-dev-5bc730677b1698c479f0134926b90789759b17ee.zip
op-kernel-dev-5bc730677b1698c479f0134926b90789759b17ee.tar.gz
drm/ttm: remove TTM_BO_PRIV_FLAG_MOVING
Instead of using the flag just remember the fence of the last move operation. This avoids waiting for command submissions pipelined after the move, but before accessing the BO with the CPU again. Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Christian König <christian.koenig@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'include/drm/ttm')
-rw-r--r--include/drm/ttm/ttm_bo_api.h4
-rw-r--r--include/drm/ttm/ttm_bo_driver.h3
2 files changed, 2 insertions, 5 deletions
diff --git a/include/drm/ttm/ttm_bo_api.h b/include/drm/ttm/ttm_bo_api.h
index c801d90..97aaf5c 100644
--- a/include/drm/ttm/ttm_bo_api.h
+++ b/include/drm/ttm/ttm_bo_api.h
@@ -173,7 +173,7 @@ struct ttm_tt;
* @lru: List head for the lru list.
* @ddestroy: List head for the delayed destroy list.
* @swap: List head for swap LRU list.
- * @priv_flags: Flags describing buffer object internal state.
+ * @moving: Fence set when BO is moving
* @vma_node: Address space manager node.
* @offset: The current GPU offset, which can have different meanings
* depending on the memory type. For SYSTEM type memory, it should be 0.
@@ -239,7 +239,7 @@ struct ttm_buffer_object {
* Members protected by a bo reservation.
*/
- unsigned long priv_flags;
+ struct fence *moving;
struct drm_vma_offset_node vma_node;
diff --git a/include/drm/ttm/ttm_bo_driver.h b/include/drm/ttm/ttm_bo_driver.h
index 697e5f9..44dea22 100644
--- a/include/drm/ttm/ttm_bo_driver.h
+++ b/include/drm/ttm/ttm_bo_driver.h
@@ -503,9 +503,6 @@ struct ttm_bo_global {
#define TTM_NUM_MEM_TYPES 8
-#define TTM_BO_PRIV_FLAG_MOVING 0 /* Buffer object is moving and needs
- idling before CPU mapping */
-#define TTM_BO_PRIV_FLAG_MAX 1
/**
* struct ttm_bo_device - Buffer object driver device-specific data.
*
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