drm/amdgpu: fix GTT offset handling
authorChristian König <christian.koenig@amd.com>
Sat, 3 Sep 2016 14:18:26 +0000 (16:18 +0200)
committerAlex Deucher <alexander.deucher@amd.com>
Wed, 14 Sep 2016 19:10:30 +0000 (15:10 -0400)
Otherwise we run into problems on 32bit systems with more than 4GB GART.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c

index 3beb10b75746de5f20d3820711eaa921c00cc0f1..a4914b78851788458158751dcdec7a100fd9e223 100644 (file)
@@ -648,7 +648,7 @@ 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);
@@ -663,8 +663,8 @@ 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);
@@ -689,8 +689,8 @@ 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;
                }
        }