drm/amdgpu: consistent name all GART related parts

Rename symbols from gtt_ to gart_ as appropriate.
Signed-off-by: NChristian König <christian.koenig@amd.com>
Reviewed-by: NAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/amdgpu/amdgpu.h

@@ -556,9 +556,9 @@ struct amdgpu_mc {
 	 * about vram size near mc fb location */
 	u64			mc_vram_size;
 	u64			visible_vram_size;
-	u64			gtt_size;
-	u64			gtt_start;
-	u64			gtt_end;
+	u64			gart_size;
+	u64			gart_start;
+	u64			gart_end;
 	u64			vram_start;
 	u64			vram_end;
 	unsigned		vram_width;
@@ -1860,7 +1860,7 @@ bool amdgpu_ttm_tt_is_readonly(struct ttm_tt *ttm);
 uint64_t amdgpu_ttm_tt_pte_flags(struct amdgpu_device *adev, struct ttm_tt *ttm,
 				 struct ttm_mem_reg *mem);
 void amdgpu_vram_location(struct amdgpu_device *adev, struct amdgpu_mc *mc, u64 base);
-void amdgpu_gtt_location(struct amdgpu_device *adev, struct amdgpu_mc *mc);
+void amdgpu_gart_location(struct amdgpu_device *adev, struct amdgpu_mc *mc);
 void amdgpu_ttm_set_active_vram_size(struct amdgpu_device *adev, u64 size);
 int amdgpu_ttm_init(struct amdgpu_device *adev);
 void amdgpu_ttm_fini(struct amdgpu_device *adev);

drivers/gpu/drm/amd/amdgpu/amdgpu_device.c

@@ -681,7 +681,7 @@ void amdgpu_vram_location(struct amdgpu_device *adev, struct amdgpu_mc *mc, u64
 }
 
 /**
- * amdgpu_gtt_location - try to find GTT location
+ * amdgpu_gart_location - try to find GTT location
  * @adev: amdgpu device structure holding all necessary informations
  * @mc: memory controller structure holding memory informations
  *
@@ -692,28 +692,28 @@ void amdgpu_vram_location(struct amdgpu_device *adev, struct amdgpu_mc *mc, u64
  *
  * FIXME: when reducing GTT size align new size on power of 2.
  */
-void amdgpu_gtt_location(struct amdgpu_device *adev, struct amdgpu_mc *mc)
+void amdgpu_gart_location(struct amdgpu_device *adev, struct amdgpu_mc *mc)
 {
 	u64 size_af, size_bf;
 
 	size_af = adev->mc.mc_mask - mc->vram_end;
 	size_bf = mc->vram_start;
 	if (size_bf > size_af) {
-		if (mc->gtt_size > size_bf) {
+		if (mc->gart_size > size_bf) {
 			dev_warn(adev->dev, "limiting GTT\n");
-			mc->gtt_size = size_bf;
+			mc->gart_size = size_bf;
 		}
-		mc->gtt_start = 0;
+		mc->gart_start = 0;
 	} else {
-		if (mc->gtt_size > size_af) {
+		if (mc->gart_size > size_af) {
 			dev_warn(adev->dev, "limiting GTT\n");
-			mc->gtt_size = size_af;
+			mc->gart_size = size_af;
 		}
-		mc->gtt_start = mc->vram_end + 1;
+		mc->gart_start = mc->vram_end + 1;
 	}
-	mc->gtt_end = mc->gtt_start + mc->gtt_size - 1;
+	mc->gart_end = mc->gart_start + mc->gart_size - 1;
 	dev_info(adev->dev, "GTT: %lluM 0x%016llX - 0x%016llX\n",
-			mc->gtt_size >> 20, mc->gtt_start, mc->gtt_end);
+			mc->gart_size >> 20, mc->gart_start, mc->gart_end);
 }
 
 /*
@@ -2031,7 +2031,7 @@ int amdgpu_device_init(struct amdgpu_device *adev,
 	adev->flags = flags;
 	adev->asic_type = flags & AMD_ASIC_MASK;
 	adev->usec_timeout = AMDGPU_MAX_USEC_TIMEOUT;
-	adev->mc.gtt_size = 512 * 1024 * 1024;
+	adev->mc.gart_size = 512 * 1024 * 1024;
 	adev->accel_working = false;
 	adev->num_rings = 0;
 	adev->mman.buffer_funcs = NULL;

drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c

@@ -57,11 +57,11 @@
  */
 
 /**
- * amdgpu_gart_set_defaults - set the default gtt_size
+ * amdgpu_gart_set_defaults - set the default gart_size
  *
  * @adev: amdgpu_device pointer
  *
- * Set the default gtt_size based on parameters and available VRAM.
+ * Set the default gart_size based on parameters and available VRAM.
  */
 void amdgpu_gart_set_defaults(struct amdgpu_device *adev)
 {
@@ -69,10 +69,10 @@ void amdgpu_gart_set_defaults(struct amdgpu_device *adev)
 	 * size equal to the 1024 or vram, whichever is larger.
 	 */
 	if (amdgpu_gart_size == -1)
-		adev->mc.gtt_size = max((AMDGPU_DEFAULT_GTT_SIZE_MB << 20),
+		adev->mc.gart_size = max((AMDGPU_DEFAULT_GTT_SIZE_MB << 20),
 					adev->mc.mc_vram_size);
 	else
-		adev->mc.gtt_size = (uint64_t)amdgpu_gart_size << 20;
+		adev->mc.gart_size = (uint64_t)amdgpu_gart_size << 20;
 }
 
 /**
@@ -387,8 +387,8 @@ int amdgpu_gart_init(struct amdgpu_device *adev)
 	if (r)
 		return r;
 	/* Compute table size */
-	adev->gart.num_cpu_pages = adev->mc.gtt_size / PAGE_SIZE;
-	adev->gart.num_gpu_pages = adev->mc.gtt_size / AMDGPU_GPU_PAGE_SIZE;
+	adev->gart.num_cpu_pages = adev->mc.gart_size / PAGE_SIZE;
+	adev->gart.num_gpu_pages = adev->mc.gart_size / AMDGPU_GPU_PAGE_SIZE;
 	DRM_INFO("GART: num cpu pages %u, num gpu pages %u\n",
 		 adev->gart.num_cpu_pages, adev->gart.num_gpu_pages);
 

drivers/gpu/drm/amd/amdgpu/amdgpu_test.c

@@ -33,7 +33,7 @@ static void amdgpu_do_test_moves(struct amdgpu_device *adev)
 	struct amdgpu_ring *ring = adev->mman.buffer_funcs_ring;
 	struct amdgpu_bo *vram_obj = NULL;
 	struct amdgpu_bo **gtt_obj = NULL;
-	uint64_t gtt_addr, vram_addr;
+	uint64_t gart_addr, vram_addr;
 	unsigned n, size;
 	int i, r;
 
@@ -42,7 +42,7 @@ static void amdgpu_do_test_moves(struct amdgpu_device *adev)
 	/* Number of tests =
 	 * (Total GTT - IB pool - writeback page - ring buffers) / test size
 	 */
-	n = adev->mc.gtt_size - AMDGPU_IB_POOL_SIZE*64*1024;
+	n = adev->mc.gart_size - AMDGPU_IB_POOL_SIZE*64*1024;
 	for (i = 0; i < AMDGPU_MAX_RINGS; ++i)
 		if (adev->rings[i])
 			n -= adev->rings[i]->ring_size;
@@ -76,7 +76,7 @@ static void amdgpu_do_test_moves(struct amdgpu_device *adev)
 	}
 	for (i = 0; i < n; i++) {
 		void *gtt_map, *vram_map;
-		void **gtt_start, **gtt_end;
+		void **gart_start, **gart_end;
 		void **vram_start, **vram_end;
 		struct dma_fence *fence = NULL;
 
@@ -91,7 +91,7 @@ static void amdgpu_do_test_moves(struct amdgpu_device *adev)
 		r = amdgpu_bo_reserve(gtt_obj[i], false);
 		if (unlikely(r != 0))
 			goto out_lclean_unref;
-		r = amdgpu_bo_pin(gtt_obj[i], AMDGPU_GEM_DOMAIN_GTT, &gtt_addr);
+		r = amdgpu_bo_pin(gtt_obj[i], AMDGPU_GEM_DOMAIN_GTT, &gart_addr);
 		if (r) {
 			DRM_ERROR("Failed to pin GTT object %d\n", i);
 			goto out_lclean_unres;
@@ -103,14 +103,14 @@ static void amdgpu_do_test_moves(struct amdgpu_device *adev)
 			goto out_lclean_unpin;
 		}
 
-		for (gtt_start = gtt_map, gtt_end = gtt_map + size;
-		     gtt_start < gtt_end;
-		     gtt_start++)
-			*gtt_start = gtt_start;
+		for (gart_start = gtt_map, gart_end = gtt_map + size;
+		     gart_start < gart_end;
+		     gart_start++)
+			*gart_start = gart_start;
 
 		amdgpu_bo_kunmap(gtt_obj[i]);
 
-		r = amdgpu_copy_buffer(ring, gtt_addr, vram_addr,
+		r = amdgpu_copy_buffer(ring, gart_addr, vram_addr,
 				       size, NULL, &fence, false, false);
 
 		if (r) {
@@ -132,21 +132,21 @@ static void amdgpu_do_test_moves(struct amdgpu_device *adev)
 			goto out_lclean_unpin;
 		}
 
-		for (gtt_start = gtt_map, gtt_end = gtt_map + size,
+		for (gart_start = gtt_map, gart_end = gtt_map + size,
 		     vram_start = vram_map, vram_end = vram_map + size;
 		     vram_start < vram_end;
-		     gtt_start++, vram_start++) {
-			if (*vram_start != gtt_start) {
+		     gart_start++, vram_start++) {
+			if (*vram_start != gart_start) {
 				DRM_ERROR("Incorrect GTT->VRAM copy %d: Got 0x%p, "
 					  "expected 0x%p (GTT/VRAM offset "
 					  "0x%16llx/0x%16llx)\n",
-					  i, *vram_start, gtt_start,
+					  i, *vram_start, gart_start,
 					  (unsigned long long)
-					  (gtt_addr - adev->mc.gtt_start +
-					   (void*)gtt_start - gtt_map),
+					  (gart_addr - adev->mc.gart_start +
+					   (void*)gart_start - gtt_map),
 					  (unsigned long long)
 					  (vram_addr - adev->mc.vram_start +
-					   (void*)gtt_start - gtt_map));
+					   (void*)gart_start - gtt_map));
 				amdgpu_bo_kunmap(vram_obj);
 				goto out_lclean_unpin;
 			}
@@ -155,7 +155,7 @@ static void amdgpu_do_test_moves(struct amdgpu_device *adev)
 
 		amdgpu_bo_kunmap(vram_obj);
 
-		r = amdgpu_copy_buffer(ring, vram_addr, gtt_addr,
+		r = amdgpu_copy_buffer(ring, vram_addr, gart_addr,
 				       size, NULL, &fence, false, false);
 
 		if (r) {
@@ -177,20 +177,20 @@ static void amdgpu_do_test_moves(struct amdgpu_device *adev)
 			goto out_lclean_unpin;
 		}
 
-		for (gtt_start = gtt_map, gtt_end = gtt_map + size,
+		for (gart_start = gtt_map, gart_end = gtt_map + size,
 		     vram_start = vram_map, vram_end = vram_map + size;
-		     gtt_start < gtt_end;
-		     gtt_start++, vram_start++) {
-			if (*gtt_start != vram_start) {
+		     gart_start < gart_end;
+		     gart_start++, vram_start++) {
+			if (*gart_start != vram_start) {
 				DRM_ERROR("Incorrect VRAM->GTT copy %d: Got 0x%p, "
 					  "expected 0x%p (VRAM/GTT offset "
 					  "0x%16llx/0x%16llx)\n",
-					  i, *gtt_start, vram_start,
+					  i, *gart_start, vram_start,
 					  (unsigned long long)
 					  (vram_addr - adev->mc.vram_start +
 					   (void*)vram_start - vram_map),
 					  (unsigned long long)
-					  (gtt_addr - adev->mc.gtt_start +
+					  (gart_addr - adev->mc.gart_start +
 					   (void*)vram_start - vram_map));
 				amdgpu_bo_kunmap(gtt_obj[i]);
 				goto out_lclean_unpin;
@@ -200,7 +200,7 @@ static void amdgpu_do_test_moves(struct amdgpu_device *adev)
 		amdgpu_bo_kunmap(gtt_obj[i]);
 
 		DRM_INFO("Tested GTT->VRAM and VRAM->GTT copy for GTT offset 0x%llx\n",
-			 gtt_addr - adev->mc.gtt_start);
+			 gart_addr - adev->mc.gart_start);
 		continue;
 
 out_lclean_unpin:

drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c

@@ -158,7 +158,7 @@ static int amdgpu_init_mem_type(struct ttm_bo_device *bdev, uint32_t type,
 		break;
 	case TTM_PL_TT:
 		man->func = &amdgpu_gtt_mgr_func;
-		man->gpu_offset = adev->mc.gtt_start;
+		man->gpu_offset = adev->mc.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;
@@ -1144,13 +1144,13 @@ int amdgpu_ttm_init(struct amdgpu_device *adev)
 	DRM_INFO("amdgpu: %uM of VRAM memory ready\n",
 		 (unsigned) (adev->mc.real_vram_size / (1024 * 1024)));
 	r = ttm_bo_init_mm(&adev->mman.bdev, TTM_PL_TT,
-				adev->mc.gtt_size >> PAGE_SHIFT);
+				adev->mc.gart_size >> PAGE_SHIFT);
 	if (r) {
 		DRM_ERROR("Failed initializing GTT heap.\n");
 		return r;
 	}
 	DRM_INFO("amdgpu: %uM of GTT memory ready.\n",
-		 (unsigned)(adev->mc.gtt_size / (1024 * 1024)));
+		 (unsigned)(adev->mc.gart_size / (1024 * 1024)));
 
 	adev->gds.mem.total_size = adev->gds.mem.total_size << AMDGPU_GDS_SHIFT;
 	adev->gds.mem.gfx_partition_size = adev->gds.mem.gfx_partition_size << AMDGPU_GDS_SHIFT;
@@ -1279,7 +1279,7 @@ static int amdgpu_map_buffer(struct ttm_buffer_object *bo,
 	BUG_ON(adev->mman.buffer_funcs->copy_max_bytes <
 	       AMDGPU_GTT_MAX_TRANSFER_SIZE * 8);
 
-	*addr = adev->mc.gtt_start;
+	*addr = adev->mc.gart_start;
 	*addr += (u64)window * AMDGPU_GTT_MAX_TRANSFER_SIZE *
 		AMDGPU_GPU_PAGE_SIZE;
 
@@ -1645,7 +1645,7 @@ static int amdgpu_ttm_debugfs_init(struct amdgpu_device *adev)
 				  adev, &amdgpu_ttm_gtt_fops);
 	if (IS_ERR(ent))
 		return PTR_ERR(ent);
-	i_size_write(ent->d_inode, adev->mc.gtt_size);
+	i_size_write(ent->d_inode, adev->mc.gart_size);
 	adev->mman.gtt = ent;
 
 #endif

drivers/gpu/drm/amd/amdgpu/gfxhub_v1_0.c

@@ -58,14 +58,14 @@ static void gfxhub_v1_0_init_gart_aperture_regs(struct amdgpu_device *adev)
 	gfxhub_v1_0_init_gart_pt_regs(adev);
 
 	WREG32_SOC15(GC, 0, mmVM_CONTEXT0_PAGE_TABLE_START_ADDR_LO32,
-		     (u32)(adev->mc.gtt_start >> 12));
+		     (u32)(adev->mc.gart_start >> 12));
 	WREG32_SOC15(GC, 0, mmVM_CONTEXT0_PAGE_TABLE_START_ADDR_HI32,
-		     (u32)(adev->mc.gtt_start >> 44));
+		     (u32)(adev->mc.gart_start >> 44));
 
 	WREG32_SOC15(GC, 0, mmVM_CONTEXT0_PAGE_TABLE_END_ADDR_LO32,
-		     (u32)(adev->mc.gtt_end >> 12));
+		     (u32)(adev->mc.gart_end >> 12));
 	WREG32_SOC15(GC, 0, mmVM_CONTEXT0_PAGE_TABLE_END_ADDR_HI32,
-		     (u32)(adev->mc.gtt_end >> 44));
+		     (u32)(adev->mc.gart_end >> 44));
 }
 
 static void gfxhub_v1_0_init_system_aperture_regs(struct amdgpu_device *adev)

drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c

@@ -228,7 +228,7 @@ static void gmc_v6_0_vram_gtt_location(struct amdgpu_device *adev,
 		mc->mc_vram_size = 0xFFC0000000ULL;
 	}
 	amdgpu_vram_location(adev, &adev->mc, base);
-	amdgpu_gtt_location(adev, mc);
+	amdgpu_gart_location(adev, mc);
 }
 
 static void gmc_v6_0_mc_program(struct amdgpu_device *adev)
@@ -481,8 +481,8 @@ static int gmc_v6_0_gart_enable(struct amdgpu_device *adev)
 	       (4UL << VM_L2_CNTL3__BANK_SELECT__SHIFT) |
 	       (4UL << VM_L2_CNTL3__L2_CACHE_BIGK_FRAGMENT_SIZE__SHIFT));
 	/* setup context0 */
-	WREG32(mmVM_CONTEXT0_PAGE_TABLE_START_ADDR, adev->mc.gtt_start >> 12);
-	WREG32(mmVM_CONTEXT0_PAGE_TABLE_END_ADDR, adev->mc.gtt_end >> 12);
+	WREG32(mmVM_CONTEXT0_PAGE_TABLE_START_ADDR, adev->mc.gart_start >> 12);
+	WREG32(mmVM_CONTEXT0_PAGE_TABLE_END_ADDR, adev->mc.gart_end >> 12);
 	WREG32(mmVM_CONTEXT0_PAGE_TABLE_BASE_ADDR, adev->gart.table_addr >> 12);
 	WREG32(mmVM_CONTEXT0_PROTECTION_FAULT_DEFAULT_ADDR,
 			(u32)(adev->dummy_page.addr >> 12));
@@ -529,7 +529,7 @@ static int gmc_v6_0_gart_enable(struct amdgpu_device *adev)
 
 	gmc_v6_0_gart_flush_gpu_tlb(adev, 0);
 	dev_info(adev->dev, "PCIE GART of %uM enabled (table at 0x%016llX).\n",
-		 (unsigned)(adev->mc.gtt_size >> 20),
+		 (unsigned)(adev->mc.gart_size >> 20),
 		 (unsigned long long)adev->gart.table_addr);
 	adev->gart.ready = true;
 	return 0;

drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c

@@ -244,7 +244,7 @@ static void gmc_v7_0_vram_gtt_location(struct amdgpu_device *adev,
 		mc->mc_vram_size = 0xFFC0000000ULL;
 	}
 	amdgpu_vram_location(adev, &adev->mc, base);
-	amdgpu_gtt_location(adev, mc);
+	amdgpu_gart_location(adev, mc);
 }
 
 /**
@@ -584,8 +584,8 @@ static int gmc_v7_0_gart_enable(struct amdgpu_device *adev)
 	tmp = REG_SET_FIELD(tmp, VM_L2_CNTL3, L2_CACHE_BIGK_FRAGMENT_SIZE, 4);
 	WREG32(mmVM_L2_CNTL3, tmp);
 	/* setup context0 */
-	WREG32(mmVM_CONTEXT0_PAGE_TABLE_START_ADDR, adev->mc.gtt_start >> 12);
-	WREG32(mmVM_CONTEXT0_PAGE_TABLE_END_ADDR, adev->mc.gtt_end >> 12);
+	WREG32(mmVM_CONTEXT0_PAGE_TABLE_START_ADDR, adev->mc.gart_start >> 12);
+	WREG32(mmVM_CONTEXT0_PAGE_TABLE_END_ADDR, adev->mc.gart_end >> 12);
 	WREG32(mmVM_CONTEXT0_PAGE_TABLE_BASE_ADDR, adev->gart.table_addr >> 12);
 	WREG32(mmVM_CONTEXT0_PROTECTION_FAULT_DEFAULT_ADDR,
 			(u32)(adev->dummy_page.addr >> 12));
@@ -639,7 +639,7 @@ static int gmc_v7_0_gart_enable(struct amdgpu_device *adev)
 
 	gmc_v7_0_gart_flush_gpu_tlb(adev, 0);
 	DRM_INFO("PCIE GART of %uM enabled (table at 0x%016llX).\n",
-		 (unsigned)(adev->mc.gtt_size >> 20),
+		 (unsigned)(adev->mc.gart_size >> 20),
 		 (unsigned long long)adev->gart.table_addr);
 	adev->gart.ready = true;
 	return 0;

drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c

@@ -406,7 +406,7 @@ static void gmc_v8_0_vram_gtt_location(struct amdgpu_device *adev,
 		mc->mc_vram_size = 0xFFC0000000ULL;
 	}
 	amdgpu_vram_location(adev, &adev->mc, base);
-	amdgpu_gtt_location(adev, mc);
+	amdgpu_gart_location(adev, mc);
 }
 
 /**
@@ -786,8 +786,8 @@ static int gmc_v8_0_gart_enable(struct amdgpu_device *adev)
 	tmp = REG_SET_FIELD(tmp, VM_L2_CNTL4, VMC_TAP_CONTEXT1_PTE_REQUEST_SNOOP, 0);
 	WREG32(mmVM_L2_CNTL4, tmp);
 	/* setup context0 */
-	WREG32(mmVM_CONTEXT0_PAGE_TABLE_START_ADDR, adev->mc.gtt_start >> 12);
-	WREG32(mmVM_CONTEXT0_PAGE_TABLE_END_ADDR, adev->mc.gtt_end >> 12);
+	WREG32(mmVM_CONTEXT0_PAGE_TABLE_START_ADDR, adev->mc.gart_start >> 12);
+	WREG32(mmVM_CONTEXT0_PAGE_TABLE_END_ADDR, adev->mc.gart_end >> 12);
 	WREG32(mmVM_CONTEXT0_PAGE_TABLE_BASE_ADDR, adev->gart.table_addr >> 12);
 	WREG32(mmVM_CONTEXT0_PROTECTION_FAULT_DEFAULT_ADDR,
 			(u32)(adev->dummy_page.addr >> 12));
@@ -842,7 +842,7 @@ static int gmc_v8_0_gart_enable(struct amdgpu_device *adev)
 
 	gmc_v8_0_gart_flush_gpu_tlb(adev, 0);
 	DRM_INFO("PCIE GART of %uM enabled (table at 0x%016llX).\n",
-		 (unsigned)(adev->mc.gtt_size >> 20),
+		 (unsigned)(adev->mc.gart_size >> 20),
 		 (unsigned long long)adev->gart.table_addr);
 	adev->gart.ready = true;
 	return 0;

drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c

@@ -420,7 +420,7 @@ static void gmc_v9_0_vram_gtt_location(struct amdgpu_device *adev,
 	if (!amdgpu_sriov_vf(adev))
 		base = mmhub_v1_0_get_fb_location(adev);
 	amdgpu_vram_location(adev, &adev->mc, base);
-	amdgpu_gtt_location(adev, mc);
+	amdgpu_gart_location(adev, mc);
 	/* base offset of vram pages */
 	if (adev->flags & AMD_IS_APU)
 		adev->vm_manager.vram_base_offset = gfxhub_v1_0_get_mc_fb_offset(adev);
@@ -736,7 +736,7 @@ static int gmc_v9_0_gart_enable(struct amdgpu_device *adev)
 	gmc_v9_0_gart_flush_gpu_tlb(adev, 0);
 
 	DRM_INFO("PCIE GART of %uM enabled (table at 0x%016llX).\n",
-		 (unsigned)(adev->mc.gtt_size >> 20),
+		 (unsigned)(adev->mc.gart_size >> 20),
 		 (unsigned long long)adev->gart.table_addr);
 	adev->gart.ready = true;
 	return 0;

drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c

@@ -69,14 +69,14 @@ static void mmhub_v1_0_init_gart_aperture_regs(struct amdgpu_device *adev)
 	mmhub_v1_0_init_gart_pt_regs(adev);
 
 	WREG32_SOC15(MMHUB, 0, mmVM_CONTEXT0_PAGE_TABLE_START_ADDR_LO32,
-		     (u32)(adev->mc.gtt_start >> 12));
+		     (u32)(adev->mc.gart_start >> 12));
 	WREG32_SOC15(MMHUB, 0, mmVM_CONTEXT0_PAGE_TABLE_START_ADDR_HI32,
-		     (u32)(adev->mc.gtt_start >> 44));
+		     (u32)(adev->mc.gart_start >> 44));
 
 	WREG32_SOC15(MMHUB, 0, mmVM_CONTEXT0_PAGE_TABLE_END_ADDR_LO32,
-		     (u32)(adev->mc.gtt_end >> 12));
+		     (u32)(adev->mc.gart_end >> 12));
 	WREG32_SOC15(MMHUB, 0, mmVM_CONTEXT0_PAGE_TABLE_END_ADDR_HI32,
-		     (u32)(adev->mc.gtt_end >> 44));
+		     (u32)(adev->mc.gart_end >> 44));
 }
 
 static void mmhub_v1_0_init_system_aperture_regs(struct amdgpu_device *adev)