[PATCH] drm/amdgpu: move amdgpu ttm structures to amdgpu_ttm.h

[Jerry.Zhang@xxxxxxx (Junwei Zhang)]

code cleanup for amdgpu ttm structures

Signed-off-by: Junwei Zhang <Jerry.Zhang at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 20 --------------------
 drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h | 17 +++++++++++++++++
 2 files changed, 17 insertions(+), 20 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
index c6611cf..87f4e8d 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
@@ -776,26 +776,6 @@ static unsigned long amdgpu_ttm_io_mem_pfn(struct ttm_buffer_object *bo,
 		(offset >> PAGE_SHIFT);
 }
 
-/*
- * TTM backend functions.
- */
-struct amdgpu_ttm_gup_task_list {
-	struct list_head	list;
-	struct task_struct	*task;
-};
-
-struct amdgpu_ttm_tt {
-	struct ttm_dma_tt	ttm;
-	u64			offset;
-	uint64_t		userptr;
-	struct task_struct	*usertask;
-	uint32_t		userflags;
-	spinlock_t              guptasklock;
-	struct list_head        guptasks;
-	atomic_t		mmu_invalidations;
-	uint32_t		last_set_pages;
-};
-
 /**
  * amdgpu_ttm_tt_get_user_pages - Pin pages of memory pointed to by a USERPTR
  * pointer to memory
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h
index 8b3cc66..b8c391a 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h
@@ -66,6 +66,23 @@ struct amdgpu_copy_mem {
 	unsigned long			offset;
 };
 
+struct amdgpu_ttm_gup_task_list {
+	struct list_head	list;
+	struct task_struct	*task;
+};
+
+struct amdgpu_ttm_tt {
+	struct ttm_dma_tt	ttm;
+	u64			offset;
+	uint64_t		userptr;
+	struct task_struct	*usertask;
+	uint32_t		userflags;
+	spinlock_t              guptasklock;
+	struct list_head        guptasks;
+	atomic_t		mmu_invalidations;
+	uint32_t		last_set_pages;
+};
+
 extern const struct ttm_mem_type_manager_func amdgpu_gtt_mgr_func;
 extern const struct ttm_mem_type_manager_func amdgpu_vram_mgr_func;
 
-- 
1.9.1