Turned out the commit is incomplete and since we remove using the AGP
mapping from the GTT manager it is also not necessary any more.
This reverts commit 22d8bfafcc12dfa17b91d2e8ae4e1898e782003a.
Signed-off-by: Christian König <christian.koe...@amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c | 3 +--
drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 7 +++----
2 files changed, 4 insertions(+), 6 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c
b/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c
index c2539f6821c0..da7b1b92d9cf 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c
@@ -143,8 +143,7 @@ static int amdgpu_gtt_mgr_alloc(struct ttm_mem_type_manager
*man,
spin_unlock(&mgr->lock);
if (!r)
- mem->start = node->node.start +
- (adev->gmc.gart_start >> PAGE_SHIFT);
+ mem->start = node->node.start;
return r;
}
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
index 8a158ee922f7..f12ae6b525b9 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
@@ -188,7 +188,7 @@ static int amdgpu_init_mem_type(struct ttm_bo_device *bdev,
uint32_t type,
case TTM_PL_TT:
/* GTT memory */
man->func = &amdgpu_gtt_mgr_func;
- man->gpu_offset = 0;
+ man->gpu_offset = adev->gmc.gart_start;
man->available_caching = TTM_PL_MASK_CACHING;
man->default_caching = TTM_PL_FLAG_CACHED;
man->flags = TTM_MEMTYPE_FLAG_MAPPABLE | TTM_MEMTYPE_FLAG_CMA;
@@ -1060,7 +1060,7 @@ static int amdgpu_ttm_backend_bind(struct ttm_tt *ttm,
flags = amdgpu_ttm_tt_pte_flags(adev, ttm, bo_mem);
/* bind pages into GART page tables */
- gtt->offset = ((u64)bo_mem->start << PAGE_SHIFT) - adev->gmc.gart_start;
+ gtt->offset = (u64)bo_mem->start << PAGE_SHIFT;
r = amdgpu_gart_bind(adev, gtt->offset, ttm->num_pages,
ttm->pages, gtt->ttm.dma_address, flags);
@@ -1112,8 +1112,7 @@ int amdgpu_ttm_alloc_gart(struct ttm_buffer_object *bo)
flags = amdgpu_ttm_tt_pte_flags(adev, bo->ttm, &tmp);
/* Bind pages */
- gtt->offset = ((u64)tmp.start << PAGE_SHIFT) -
- adev->gmc.gart_start;
+ gtt->offset = (u64)tmp.start << PAGE_SHIFT;
r = amdgpu_ttm_gart_bind(adev, bo, flags);
if (unlikely(r)) {
ttm_bo_mem_put(bo, &tmp);
--
2.14.1
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