[PATCH 1/2] drm/amdgpu: fix GTT offset handling

[Christian König]

From: Christian König <christian.koe...@amd.com>

Otherwise we run into problems on 32bit systems with more than 4GB GART.

Signed-off-by: Christian König <christian.koe...@amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c 
b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
index 7417610..4337b3a 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
@@ -649,7 +649,7 @@ static int amdgpu_ttm_backend_bind(struct ttm_tt *ttm,
                        return r;
                }
        }
-       gtt->offset = (unsigned long)(bo_mem->start << PAGE_SHIFT);
+       gtt->offset = (u64)bo_mem->start << PAGE_SHIFT;
        if (!ttm->num_pages) {
                WARN(1, "nothing to bind %lu pages for mreg %p back %p!\n",
                     ttm->num_pages, bo_mem, ttm);
@@ -664,8 +664,8 @@ static int amdgpu_ttm_backend_bind(struct ttm_tt *ttm,
                ttm->pages, gtt->ttm.dma_address, flags);
 
        if (r) {
-               DRM_ERROR("failed to bind %lu pages at 0x%08X\n",
-                         ttm->num_pages, (unsigned)gtt->offset);
+               DRM_ERROR("failed to bind %lu pages at 0x%08llX\n",
+                         ttm->num_pages, gtt->offset);
                return r;
        }
        spin_lock(&gtt->adev->gtt_list_lock);
@@ -690,8 +690,8 @@ int amdgpu_ttm_recover_gart(struct amdgpu_device *adev)
                                     flags);
                if (r) {
                        spin_unlock(&adev->gtt_list_lock);
-                       DRM_ERROR("failed to bind %lu pages at 0x%08X\n",
-                                 gtt->ttm.ttm.num_pages, 
(unsigned)gtt->offset);
+                       DRM_ERROR("failed to bind %lu pages at 0x%08llX\n",
+                                 gtt->ttm.ttm.num_pages, gtt->offset);
                        return r;
                }
        }
-- 
2.5.0

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