drm/amdgpu: remove gart.table_addr

We can easily figure out the address on the fly.
Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Junwei Zhang <Jerry.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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

@@ -157,7 +157,6 @@ int amdgpu_gart_table_vram_pin(struct amdgpu_device *adev)
 	if (r)
 		amdgpu_bo_unpin(adev->gart.bo);
 	amdgpu_bo_unreserve(adev->gart.bo);
-	adev->gart.table_addr = amdgpu_bo_gpu_offset(adev->gart.bo);
 	return r;
 }
 

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

@@ -40,7 +40,6 @@ struct amdgpu_bo;
 #define AMDGPU_GPU_PAGES_IN_CPU_PAGE (PAGE_SIZE / AMDGPU_GPU_PAGE_SIZE)
 
 struct amdgpu_gart {
-	u64				table_addr;
 	struct amdgpu_bo		*bo;
 	void				*ptr;
 	unsigned			num_gpu_pages;

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

@@ -1988,7 +1988,7 @@ static int amdgpu_map_buffer(struct ttm_buffer_object *bo,
 	src_addr = num_dw * 4;
 	src_addr += job->ibs[0].gpu_addr;
 
-	dst_addr = adev->gart.table_addr;
+	dst_addr = amdgpu_bo_gpu_offset(adev->gart.bo);
 	dst_addr += window * AMDGPU_GTT_MAX_TRANSFER_SIZE * 8;
 	amdgpu_emit_copy_buffer(adev, &job->ibs[0], src_addr,
 				dst_addr, num_bytes);
@@ -2049,7 +2049,7 @@ int amdgpu_copy_buffer(struct amdgpu_ring *ring, uint64_t src_offset,
 		return r;
 
 	if (vm_needs_flush) {
-		job->vm_pd_addr = adev->gart.table_addr;
+		job->vm_pd_addr = amdgpu_bo_gpu_offset(adev->gart.bo);
 		job->vm_needs_flush = true;
 	}
 	if (resv) {

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

@@ -37,11 +37,10 @@ u64 gfxhub_v1_0_get_mc_fb_offset(struct amdgpu_device *adev)
 
 static void gfxhub_v1_0_init_gart_pt_regs(struct amdgpu_device *adev)
 {
-	uint64_t value;
+	uint64_t value = amdgpu_bo_gpu_offset(adev->gart.bo);
 
-	BUG_ON(adev->gart.table_addr & (~0x0000FFFFFFFFF000ULL));
-	value = adev->gart.table_addr - adev->gmc.vram_start
-		+ adev->vm_manager.vram_base_offset;
+	BUG_ON(value & (~0x0000FFFFFFFFF000ULL));
+	value -= adev->gmc.vram_start + adev->vm_manager.vram_base_offset;
 	value &= 0x0000FFFFFFFFF000ULL;
 	value |= 0x1; /*valid bit*/
 

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

@@ -494,6 +494,7 @@ static void gmc_v6_0_set_prt(struct amdgpu_device *adev, bool enable)
 
 static int gmc_v6_0_gart_enable(struct amdgpu_device *adev)
 {
+	uint64_t table_addr = amdgpu_bo_gpu_offset(adev->gart.bo);
 	int r, i;
 	u32 field;
 
@@ -532,7 +533,7 @@ static int gmc_v6_0_gart_enable(struct amdgpu_device *adev)
 	/* setup context0 */
 	WREG32(mmVM_CONTEXT0_PAGE_TABLE_START_ADDR, adev->gmc.gart_start >> 12);
 	WREG32(mmVM_CONTEXT0_PAGE_TABLE_END_ADDR, adev->gmc.gart_end >> 12);
-	WREG32(mmVM_CONTEXT0_PAGE_TABLE_BASE_ADDR, adev->gart.table_addr >> 12);
+	WREG32(mmVM_CONTEXT0_PAGE_TABLE_BASE_ADDR, table_addr >> 12);
 	WREG32(mmVM_CONTEXT0_PROTECTION_FAULT_DEFAULT_ADDR,
 			(u32)(adev->dummy_page_addr >> 12));
 	WREG32(mmVM_CONTEXT0_CNTL2, 0);
@@ -556,10 +557,10 @@ static int gmc_v6_0_gart_enable(struct amdgpu_device *adev)
 	for (i = 1; i < 16; i++) {
 		if (i < 8)
 			WREG32(mmVM_CONTEXT0_PAGE_TABLE_BASE_ADDR + i,
-			       adev->gart.table_addr >> 12);
+			       table_addr >> 12);
 		else
 			WREG32(mmVM_CONTEXT8_PAGE_TABLE_BASE_ADDR + i - 8,
-			       adev->gart.table_addr >> 12);
+			       table_addr >> 12);
 	}
 
 	/* enable context1-15 */
@@ -579,7 +580,7 @@ static int gmc_v6_0_gart_enable(struct amdgpu_device *adev)
 	gmc_v6_0_flush_gpu_tlb(adev, 0);
 	dev_info(adev->dev, "PCIE GART of %uM enabled (table at 0x%016llX).\n",
 		 (unsigned)(adev->gmc.gart_size >> 20),
-		 (unsigned long long)adev->gart.table_addr);
+		 (unsigned long long)table_addr);
 	adev->gart.ready = true;
 	return 0;
 }

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

@@ -602,6 +602,7 @@ static void gmc_v7_0_set_prt(struct amdgpu_device *adev, bool enable)
  */
 static int gmc_v7_0_gart_enable(struct amdgpu_device *adev)
 {
+	uint64_t table_addr = amdgpu_bo_gpu_offset(adev->gart.bo);
 	int r, i;
 	u32 tmp, field;
 
@@ -643,7 +644,7 @@ static int gmc_v7_0_gart_enable(struct amdgpu_device *adev)
 	/* setup context0 */
 	WREG32(mmVM_CONTEXT0_PAGE_TABLE_START_ADDR, adev->gmc.gart_start >> 12);
 	WREG32(mmVM_CONTEXT0_PAGE_TABLE_END_ADDR, adev->gmc.gart_end >> 12);
-	WREG32(mmVM_CONTEXT0_PAGE_TABLE_BASE_ADDR, adev->gart.table_addr >> 12);
+	WREG32(mmVM_CONTEXT0_PAGE_TABLE_BASE_ADDR, table_addr >> 12);
 	WREG32(mmVM_CONTEXT0_PROTECTION_FAULT_DEFAULT_ADDR,
 			(u32)(adev->dummy_page_addr >> 12));
 	WREG32(mmVM_CONTEXT0_CNTL2, 0);
@@ -667,10 +668,10 @@ static int gmc_v7_0_gart_enable(struct amdgpu_device *adev)
 	for (i = 1; i < 16; i++) {
 		if (i < 8)
 			WREG32(mmVM_CONTEXT0_PAGE_TABLE_BASE_ADDR + i,
-			       adev->gart.table_addr >> 12);
+			       table_addr >> 12);
 		else
 			WREG32(mmVM_CONTEXT8_PAGE_TABLE_BASE_ADDR + i - 8,
-			       adev->gart.table_addr >> 12);
+			       table_addr >> 12);
 	}
 
 	/* enable context1-15 */
@@ -697,7 +698,7 @@ static int gmc_v7_0_gart_enable(struct amdgpu_device *adev)
 	gmc_v7_0_flush_gpu_tlb(adev, 0);
 	DRM_INFO("PCIE GART of %uM enabled (table at 0x%016llX).\n",
 		 (unsigned)(adev->gmc.gart_size >> 20),
-		 (unsigned long long)adev->gart.table_addr);
+		 (unsigned long long)table_addr);
 	adev->gart.ready = true;
 	return 0;
 }

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

@@ -807,6 +807,7 @@ static void gmc_v8_0_set_prt(struct amdgpu_device *adev, bool enable)
  */
 static int gmc_v8_0_gart_enable(struct amdgpu_device *adev)
 {
+	uint64_t table_addr = amdgpu_bo_gpu_offset(adev->gart.bo);
 	int r, i;
 	u32 tmp, field;
 
@@ -864,7 +865,7 @@ static int gmc_v8_0_gart_enable(struct amdgpu_device *adev)
 	/* setup context0 */
 	WREG32(mmVM_CONTEXT0_PAGE_TABLE_START_ADDR, adev->gmc.gart_start >> 12);
 	WREG32(mmVM_CONTEXT0_PAGE_TABLE_END_ADDR, adev->gmc.gart_end >> 12);
-	WREG32(mmVM_CONTEXT0_PAGE_TABLE_BASE_ADDR, adev->gart.table_addr >> 12);
+	WREG32(mmVM_CONTEXT0_PAGE_TABLE_BASE_ADDR, table_addr >> 12);
 	WREG32(mmVM_CONTEXT0_PROTECTION_FAULT_DEFAULT_ADDR,
 			(u32)(adev->dummy_page_addr >> 12));
 	WREG32(mmVM_CONTEXT0_CNTL2, 0);
@@ -888,10 +889,10 @@ static int gmc_v8_0_gart_enable(struct amdgpu_device *adev)
 	for (i = 1; i < 16; i++) {
 		if (i < 8)
 			WREG32(mmVM_CONTEXT0_PAGE_TABLE_BASE_ADDR + i,
-			       adev->gart.table_addr >> 12);
+			       table_addr >> 12);
 		else
 			WREG32(mmVM_CONTEXT8_PAGE_TABLE_BASE_ADDR + i - 8,
-			       adev->gart.table_addr >> 12);
+			       table_addr >> 12);
 	}
 
 	/* enable context1-15 */
@@ -919,7 +920,7 @@ static int gmc_v8_0_gart_enable(struct amdgpu_device *adev)
 	gmc_v8_0_flush_gpu_tlb(adev, 0);
 	DRM_INFO("PCIE GART of %uM enabled (table at 0x%016llX).\n",
 		 (unsigned)(adev->gmc.gart_size >> 20),
-		 (unsigned long long)adev->gart.table_addr);
+		 (unsigned long long)table_addr);
 	adev->gart.ready = true;
 	return 0;
 }

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

@@ -1106,7 +1106,7 @@ static int gmc_v9_0_gart_enable(struct amdgpu_device *adev)
 
 	DRM_INFO("PCIE GART of %uM enabled (table at 0x%016llX).\n",
 		 (unsigned)(adev->gmc.gart_size >> 20),
-		 (unsigned long long)adev->gart.table_addr);
+		 (unsigned long long)amdgpu_bo_gpu_offset(adev->gart.bo));
 	adev->gart.ready = true;
 	return 0;
 }

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

@@ -47,11 +47,10 @@ u64 mmhub_v1_0_get_fb_location(struct amdgpu_device *adev)
 
 static void mmhub_v1_0_init_gart_pt_regs(struct amdgpu_device *adev)
 {
-	uint64_t value;
+	uint64_t value = amdgpu_bo_gpu_offset(adev->gart.bo);
 
-	BUG_ON(adev->gart.table_addr & (~0x0000FFFFFFFFF000ULL));
-	value = adev->gart.table_addr - adev->gmc.vram_start +
-		adev->vm_manager.vram_base_offset;
+	BUG_ON(value & (~0x0000FFFFFFFFF000ULL));
+	value -= adev->gmc.vram_start + adev->vm_manager.vram_base_offset;
 	value &= 0x0000FFFFFFFFF000ULL;
 	value |= 0x1; /* valid bit */