[PATCH 4/5] drm/amdgpu: use tiling_flags of struct amdgpu_bo_user

[Nirmoy Das <nirmoy.das@xxxxxxx>]

This flag is only needed for BOs created by amdgpu_gem_object_create(),
so we can remove tiling_flags from the base class.

Signed-off-by: Nirmoy Das <nirmoy.das@xxxxxxx>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_object.c | 19 +++++++++++++++++--
 drivers/gpu/drm/amd/amdgpu/amdgpu_object.h |  1 -
 2 files changed, 17 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
index 355d01ebce51..2e5cf46251af 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
@@ -1174,12 +1174,19 @@ int amdgpu_bo_fbdev_mmap(struct amdgpu_bo *bo,
 int amdgpu_bo_set_tiling_flags(struct amdgpu_bo *bo, u64 tiling_flags)
 {
 	struct amdgpu_device *adev = amdgpu_ttm_adev(bo->tbo.bdev);
+	struct amdgpu_bo_user *ubo;
+
+	if (bo->tbo.type != ttm_bo_type_device) {
+		DRM_ERROR("can not set tiling_flags for a non-amdgpu_bo_user type BO\n");
+		return -EINVAL;
+	}
 
 	if (adev->family <= AMDGPU_FAMILY_CZ &&
 	    AMDGPU_TILING_GET(tiling_flags, TILE_SPLIT) > 6)
 		return -EINVAL;
 
-	bo->tiling_flags = tiling_flags;
+	ubo = container_of((bo), struct amdgpu_bo_user, bo);
+	ubo->tiling_flags = tiling_flags;
 	return 0;
 }
 
@@ -1193,10 +1200,18 @@ int amdgpu_bo_set_tiling_flags(struct amdgpu_bo *bo, u64 tiling_flags)
  */
 void amdgpu_bo_get_tiling_flags(struct amdgpu_bo *bo, u64 *tiling_flags)
 {
+	struct amdgpu_bo_user *ubo;
+
+	if (bo->tbo.type != ttm_bo_type_device) {
+		DRM_ERROR("can not get tiling_flags for a non-amdgpu_bo_user type BO\n");
+		return;
+	}
+
 	dma_resv_assert_held(bo->tbo.base.resv);
+	ubo = container_of((bo), struct amdgpu_bo_user, bo);
 
 	if (tiling_flags)
-		*tiling_flags = bo->tiling_flags;
+		*tiling_flags = ubo->tiling_flags;
 }
 
 /**
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h
index cbb881afe6da..6cc38b71f7ca 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h
@@ -91,7 +91,6 @@ struct amdgpu_bo {
 	struct ttm_bo_kmap_obj		kmap;
 	u64				flags;
 	unsigned			pin_count;
-	u64				tiling_flags;
 	u64				metadata_flags;
 	void				*metadata;
 	u32				metadata_size;
-- 
2.30.1

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