drm/amdgpu: rename vram_scratch into mem_scratch

Rename vram_scratch into mem_scratch and allow allocating it into GTT as
well.

The only problem with that is that we won't have a default page for the
system aperture any more.

Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Luben Tuikov <luben.tuikov@amd.com>
Acked-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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

@@ -608,7 +608,7 @@ int amdgpu_cs_wait_fences_ioctl(struct drm_device *dev, void *data,
 				struct drm_file *filp);
 
 /* VRAM scratch page for HDP bug, default vram page */
-struct amdgpu_vram_scratch {
+struct amdgpu_mem_scratch {
 	struct amdgpu_bo		*robj;
 	volatile uint32_t		*ptr;
 	u64				gpu_addr;
@@ -853,7 +853,7 @@ struct amdgpu_device {
 
 	/* memory management */
 	struct amdgpu_mman		mman;
-	struct amdgpu_vram_scratch	vram_scratch;
+	struct amdgpu_mem_scratch	mem_scratch;
 	struct amdgpu_wb		wb;
 	atomic64_t			num_bytes_moved;
 	atomic64_t			num_evictions;

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

@@ -924,33 +924,33 @@ static int amdgpu_device_asic_init(struct amdgpu_device *adev)
 }
 
 /**
- * amdgpu_device_vram_scratch_init - allocate the VRAM scratch page
+ * amdgpu_device_mem_scratch_init - allocate the VRAM scratch page
  *
  * @adev: amdgpu_device pointer
  *
  * Allocates a scratch page of VRAM for use by various things in the
  * driver.
  */
-static int amdgpu_device_vram_scratch_init(struct amdgpu_device *adev)
+static int amdgpu_device_mem_scratch_init(struct amdgpu_device *adev)
 {
-	return amdgpu_bo_create_kernel(adev, AMDGPU_GPU_PAGE_SIZE,
-				       PAGE_SIZE,
-				       AMDGPU_GEM_DOMAIN_VRAM,
-				       &adev->vram_scratch.robj,
-				       &adev->vram_scratch.gpu_addr,
-				       (void **)&adev->vram_scratch.ptr);
+	return amdgpu_bo_create_kernel(adev, AMDGPU_GPU_PAGE_SIZE, PAGE_SIZE,
+				       AMDGPU_GEM_DOMAIN_VRAM |
+				       AMDGPU_GEM_DOMAIN_GTT,
+				       &adev->mem_scratch.robj,
+				       &adev->mem_scratch.gpu_addr,
+				       (void **)&adev->mem_scratch.ptr);
 }
 
 /**
- * amdgpu_device_vram_scratch_fini - Free the VRAM scratch page
+ * amdgpu_device_mem_scratch_fini - Free the VRAM scratch page
  *
  * @adev: amdgpu_device pointer
  *
  * Frees the VRAM scratch page.
  */
-static void amdgpu_device_vram_scratch_fini(struct amdgpu_device *adev)
+static void amdgpu_device_mem_scratch_fini(struct amdgpu_device *adev)
 {
-	amdgpu_bo_free_kernel(&adev->vram_scratch.robj, NULL, NULL);
+	amdgpu_bo_free_kernel(&adev->mem_scratch.robj, NULL, NULL);
 }
 
 /**
@@ -2391,9 +2391,9 @@ static int amdgpu_device_ip_init(struct amdgpu_device *adev)
 			if (amdgpu_sriov_vf(adev))
 				amdgpu_virt_exchange_data(adev);
 
-			r = amdgpu_device_vram_scratch_init(adev);
+			r = amdgpu_device_mem_scratch_init(adev);
 			if (r) {
-				DRM_ERROR("amdgpu_vram_scratch_init failed %d\n", r);
+				DRM_ERROR("amdgpu_mem_scratch_init failed %d\n", r);
 				goto init_failed;
 			}
 			r = adev->ip_blocks[i].version->funcs->hw_init((void *)adev);
@@ -2875,7 +2875,7 @@ static int amdgpu_device_ip_fini(struct amdgpu_device *adev)
 			amdgpu_ucode_free_bo(adev);
 			amdgpu_free_static_csa(&adev->virt.csa_obj);
 			amdgpu_device_wb_fini(adev);
-			amdgpu_device_vram_scratch_fini(adev);
+			amdgpu_device_mem_scratch_fini(adev);
 			amdgpu_ib_pool_fini(adev);
 		}
 

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

@@ -120,7 +120,7 @@ static void gfxhub_v1_0_init_system_aperture_regs(struct amdgpu_device *adev)
 				max(adev->gmc.fb_end, adev->gmc.agp_end) >> 18);
 
 		/* Set default page address. */
-		value = amdgpu_gmc_vram_mc2pa(adev, adev->vram_scratch.gpu_addr);
+		value = amdgpu_gmc_vram_mc2pa(adev, adev->mem_scratch.gpu_addr);
 		WREG32_SOC15(GC, 0, mmMC_VM_SYSTEM_APERTURE_DEFAULT_ADDR_LSB,
 			     (u32)(value >> 12));
 		WREG32_SOC15(GC, 0, mmMC_VM_SYSTEM_APERTURE_DEFAULT_ADDR_MSB,

drivers/gpu/drm/amd/amdgpu/gfxhub_v2_0.c

@@ -165,7 +165,7 @@ static void gfxhub_v2_0_init_system_aperture_regs(struct amdgpu_device *adev)
 			     max(adev->gmc.fb_end, adev->gmc.agp_end) >> 18);
 
 		/* Set default page address. */
-		value = amdgpu_gmc_vram_mc2pa(adev, adev->vram_scratch.gpu_addr);
+		value = amdgpu_gmc_vram_mc2pa(adev, adev->mem_scratch.gpu_addr);
 		WREG32_SOC15(GC, 0, mmGCMC_VM_SYSTEM_APERTURE_DEFAULT_ADDR_LSB,
 			     (u32)(value >> 12));
 		WREG32_SOC15(GC, 0, mmGCMC_VM_SYSTEM_APERTURE_DEFAULT_ADDR_MSB,

drivers/gpu/drm/amd/amdgpu/gfxhub_v2_1.c

@@ -167,7 +167,7 @@ static void gfxhub_v2_1_init_system_aperture_regs(struct amdgpu_device *adev)
 		     max(adev->gmc.fb_end, adev->gmc.agp_end) >> 18);
 
 	/* Set default page address. */
-	value = amdgpu_gmc_vram_mc2pa(adev, adev->vram_scratch.gpu_addr);
+	value = amdgpu_gmc_vram_mc2pa(adev, adev->mem_scratch.gpu_addr);
 	WREG32_SOC15(GC, 0, mmGCMC_VM_SYSTEM_APERTURE_DEFAULT_ADDR_LSB,
 		     (u32)(value >> 12));
 	WREG32_SOC15(GC, 0, mmGCMC_VM_SYSTEM_APERTURE_DEFAULT_ADDR_MSB,

drivers/gpu/drm/amd/amdgpu/gfxhub_v3_0.c

@@ -163,7 +163,7 @@ static void gfxhub_v3_0_init_system_aperture_regs(struct amdgpu_device *adev)
 		     adev->gmc.vram_end >> 18);
 
 	/* Set default page address. */
-	value = adev->vram_scratch.gpu_addr - adev->gmc.vram_start
+	value = adev->mem_scratch.gpu_addr - adev->gmc.vram_start
 		+ adev->vm_manager.vram_base_offset;
 	WREG32_SOC15(GC, 0, regGCMC_VM_SYSTEM_APERTURE_DEFAULT_ADDR_LSB,
 		     (u32)(value >> 12));

drivers/gpu/drm/amd/amdgpu/gfxhub_v3_0_3.c

@@ -169,7 +169,7 @@ static void gfxhub_v3_0_3_init_system_aperture_regs(struct amdgpu_device *adev)
 		     adev->gmc.vram_end >> 18);
 
 	/* Set default page address. */
-	value = adev->vram_scratch.gpu_addr - adev->gmc.vram_start
+	value = adev->mem_scratch.gpu_addr - adev->gmc.vram_start
 		+ adev->vm_manager.vram_base_offset;
 	WREG32_SOC15(GC, 0, regGCMC_VM_SYSTEM_APERTURE_DEFAULT_ADDR_LSB,
 		     (u32)(value >> 12));

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

@@ -258,7 +258,7 @@ static void gmc_v6_0_mc_program(struct amdgpu_device *adev)
 	WREG32(mmMC_VM_SYSTEM_APERTURE_HIGH_ADDR,
 	       adev->gmc.vram_end >> 12);
 	WREG32(mmMC_VM_SYSTEM_APERTURE_DEFAULT_ADDR,
-	       adev->vram_scratch.gpu_addr >> 12);
+	       adev->mem_scratch.gpu_addr >> 12);
 	WREG32(mmMC_VM_AGP_BASE, 0);
 	WREG32(mmMC_VM_AGP_TOP, 0x0FFFFFFF);
 	WREG32(mmMC_VM_AGP_BOT, 0x0FFFFFFF);

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

@@ -292,7 +292,7 @@ static void gmc_v7_0_mc_program(struct amdgpu_device *adev)
 	WREG32(mmMC_VM_SYSTEM_APERTURE_HIGH_ADDR,
 	       adev->gmc.vram_end >> 12);
 	WREG32(mmMC_VM_SYSTEM_APERTURE_DEFAULT_ADDR,
-	       adev->vram_scratch.gpu_addr >> 12);
+	       adev->mem_scratch.gpu_addr >> 12);
 	WREG32(mmMC_VM_AGP_BASE, 0);
 	WREG32(mmMC_VM_AGP_TOP, 0x0FFFFFFF);
 	WREG32(mmMC_VM_AGP_BOT, 0x0FFFFFFF);

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

@@ -474,7 +474,7 @@ static void gmc_v8_0_mc_program(struct amdgpu_device *adev)
 	WREG32(mmMC_VM_SYSTEM_APERTURE_HIGH_ADDR,
 	       adev->gmc.vram_end >> 12);
 	WREG32(mmMC_VM_SYSTEM_APERTURE_DEFAULT_ADDR,
-	       adev->vram_scratch.gpu_addr >> 12);
+	       adev->mem_scratch.gpu_addr >> 12);
 
 	if (amdgpu_sriov_vf(adev)) {
 		tmp = ((adev->gmc.vram_end >> 24) & 0xFFFF) << 16;

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

@@ -114,7 +114,7 @@ static void mmhub_v1_0_init_system_aperture_regs(struct amdgpu_device *adev)
 		return;
 
 	/* Set default page address. */
-	value = amdgpu_gmc_vram_mc2pa(adev, adev->vram_scratch.gpu_addr);
+	value = amdgpu_gmc_vram_mc2pa(adev, adev->mem_scratch.gpu_addr);
 	WREG32_SOC15(MMHUB, 0, mmMC_VM_SYSTEM_APERTURE_DEFAULT_ADDR_LSB,
 		     (u32)(value >> 12));
 	WREG32_SOC15(MMHUB, 0, mmMC_VM_SYSTEM_APERTURE_DEFAULT_ADDR_MSB,

drivers/gpu/drm/amd/amdgpu/mmhub_v1_7.c

@@ -134,7 +134,7 @@ static void mmhub_v1_7_init_system_aperture_regs(struct amdgpu_device *adev)
 	}
 
 	/* Set default page address. */
-	value = amdgpu_gmc_vram_mc2pa(adev, adev->vram_scratch.gpu_addr);
+	value = amdgpu_gmc_vram_mc2pa(adev, adev->mem_scratch.gpu_addr);
 	WREG32_SOC15(MMHUB, 0, regMC_VM_SYSTEM_APERTURE_DEFAULT_ADDR_LSB,
 		     (u32)(value >> 12));
 	WREG32_SOC15(MMHUB, 0, regMC_VM_SYSTEM_APERTURE_DEFAULT_ADDR_MSB,

drivers/gpu/drm/amd/amdgpu/mmhub_v2_0.c

@@ -234,7 +234,7 @@ static void mmhub_v2_0_init_system_aperture_regs(struct amdgpu_device *adev)
 	}
 
 	/* Set default page address. */
-	value = amdgpu_gmc_vram_mc2pa(adev, adev->vram_scratch.gpu_addr);
+	value = amdgpu_gmc_vram_mc2pa(adev, adev->mem_scratch.gpu_addr);
 	WREG32_SOC15(MMHUB, 0, mmMMMC_VM_SYSTEM_APERTURE_DEFAULT_ADDR_LSB,
 		     (u32)(value >> 12));
 	WREG32_SOC15(MMHUB, 0, mmMMMC_VM_SYSTEM_APERTURE_DEFAULT_ADDR_MSB,

drivers/gpu/drm/amd/amdgpu/mmhub_v2_3.c

@@ -164,7 +164,7 @@ static void mmhub_v2_3_init_system_aperture_regs(struct amdgpu_device *adev)
 		     max(adev->gmc.fb_end, adev->gmc.agp_end) >> 18);
 
 	/* Set default page address. */
-	value = amdgpu_gmc_vram_mc2pa(adev, adev->vram_scratch.gpu_addr);
+	value = amdgpu_gmc_vram_mc2pa(adev, adev->mem_scratch.gpu_addr);
 	WREG32_SOC15(MMHUB, 0, mmMMMC_VM_SYSTEM_APERTURE_DEFAULT_ADDR_LSB,
 		     (u32)(value >> 12));
 	WREG32_SOC15(MMHUB, 0, mmMMMC_VM_SYSTEM_APERTURE_DEFAULT_ADDR_MSB,

drivers/gpu/drm/amd/amdgpu/mmhub_v3_0.c

@@ -188,7 +188,7 @@ static void mmhub_v3_0_init_system_aperture_regs(struct amdgpu_device *adev)
 	}
 
 	/* Set default page address. */
-	value = adev->vram_scratch.gpu_addr - adev->gmc.vram_start +
+	value = adev->mem_scratch.gpu_addr - adev->gmc.vram_start +
 		adev->vm_manager.vram_base_offset;
 	WREG32_SOC15(MMHUB, 0, regMMMC_VM_SYSTEM_APERTURE_DEFAULT_ADDR_LSB,
 		     (u32)(value >> 12));

drivers/gpu/drm/amd/amdgpu/mmhub_v3_0_1.c

@@ -188,7 +188,7 @@ static void mmhub_v3_0_1_init_system_aperture_regs(struct amdgpu_device *adev)
 		     adev->gmc.vram_end >> 18);
 
 	/* Set default page address. */
-	value = adev->vram_scratch.gpu_addr - adev->gmc.vram_start +
+	value = adev->mem_scratch.gpu_addr - adev->gmc.vram_start +
 		adev->vm_manager.vram_base_offset;
 	WREG32_SOC15(MMHUB, 0, regMMMC_VM_SYSTEM_APERTURE_DEFAULT_ADDR_LSB,
 		     (u32)(value >> 12));

drivers/gpu/drm/amd/amdgpu/mmhub_v3_0_2.c

@@ -181,7 +181,7 @@ static void mmhub_v3_0_2_init_system_aperture_regs(struct amdgpu_device *adev)
 	}
 
 	/* Set default page address. */
-	value = adev->vram_scratch.gpu_addr - adev->gmc.vram_start +
+	value = adev->mem_scratch.gpu_addr - adev->gmc.vram_start +
 		adev->vm_manager.vram_base_offset;
 	WREG32_SOC15(MMHUB, 0, regMMMC_VM_SYSTEM_APERTURE_DEFAULT_ADDR_LSB,
 		     (u32)(value >> 12));

drivers/gpu/drm/amd/amdgpu/mmhub_v9_4.c

@@ -136,7 +136,7 @@ static void mmhub_v9_4_init_system_aperture_regs(struct amdgpu_device *adev,
 			max(adev->gmc.fb_end, adev->gmc.agp_end) >> 18);
 
 		/* Set default page address. */
-		value = amdgpu_gmc_vram_mc2pa(adev, adev->vram_scratch.gpu_addr);
+		value = amdgpu_gmc_vram_mc2pa(adev, adev->mem_scratch.gpu_addr);
 		WREG32_SOC15_OFFSET(
 			MMHUB, 0,
 			mmVMSHAREDPF0_MC_VM_SYSTEM_APERTURE_DEFAULT_ADDR_LSB,