diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
index 38e782d..58f8f13 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
@@ -957,6 +957,8 @@ struct amdgpu_device {
 	long				sdma_timeout;
 	long				video_timeout;
 	long				compute_timeout;
+
+	uint64_t			unique_id;
 };
 
 static inline struct amdgpu_device *amdgpu_ttm_adev(struct ttm_bo_device *bdev)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
index adba9ea..a73e190 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
@@ -1368,6 +1368,29 @@ static ssize_t amdgpu_get_pcie_bw(struct device *dev,
 			count0, count1, pcie_get_mps(adev->pdev));
 }
 
+/**
+ * DOC: unique_id
+ *
+ * The amdgpu driver provides a sysfs API for providing a unique ID for the GPU
+ * The file unique_id is used for this.
+ * This will provide a Unique ID that will persist from machine to machine
+ *
+ * NOTE: This will only work for GFX9 and newer. This file will be absent
+ * on unsupported ASICs (GFX8 and older)
+ */
+static ssize_t amdgpu_get_unique_id(struct device *dev,
+		struct device_attribute *attr,
+		char *buf)
+{
+	struct drm_device *ddev = dev_get_drvdata(dev);
+	struct amdgpu_device *adev = ddev->dev_private;
+
+	if (adev->unique_id)
+		return snprintf(buf, PAGE_SIZE, "%016llx\n", adev->unique_id);
+
+	return 0;
+}
+
 static DEVICE_ATTR(power_dpm_state, S_IRUGO | S_IWUSR, amdgpu_get_dpm_state, amdgpu_set_dpm_state);
 static DEVICE_ATTR(power_dpm_force_performance_level, S_IRUGO | S_IWUSR,
 		   amdgpu_get_dpm_forced_performance_level,
@@ -1418,6 +1441,7 @@ static DEVICE_ATTR(pcie_bw, S_IRUGO, amdgpu_get_pcie_bw, NULL);
 static DEVICE_ATTR(ppfeatures, S_IRUGO | S_IWUSR,
 		amdgpu_get_ppfeature_status,
 		amdgpu_set_ppfeature_status);
+static DEVICE_ATTR(unique_id, S_IRUGO, amdgpu_get_unique_id, NULL);
 
 static ssize_t amdgpu_hwmon_show_temp(struct device *dev,
 				      struct device_attribute *attr,
@@ -2814,6 +2838,12 @@ int amdgpu_pm_sysfs_init(struct amdgpu_device *adev)
 			return ret;
 		}
 	}
+	if (adev->unique_id)
+		ret = device_create_file(adev->dev, &dev_attr_unique_id);
+	if (ret) {
+		DRM_ERROR("failed to create device file unique_id\n");
+		return ret;
+	}
 	ret = amdgpu_debugfs_pm_init(adev);
 	if (ret) {
 		DRM_ERROR("Failed to register debugfs file for dpm!\n");
@@ -2875,6 +2905,8 @@ void amdgpu_pm_sysfs_fini(struct amdgpu_device *adev)
 		device_remove_file(adev->dev, &dev_attr_mem_busy_percent);
 	if (!(adev->flags & AMD_IS_APU))
 		device_remove_file(adev->dev, &dev_attr_pcie_bw);
+	if (adev->unique_id)
+		device_remove_file(adev->dev, &dev_attr_unique_id);
 	if ((adev->asic_type >= CHIP_VEGA10) &&
 	    !(adev->flags & AMD_IS_APU))
 		device_remove_file(adev->dev, &dev_attr_ppfeatures);
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c
index 9585ba5..ce6aeb5 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c
@@ -356,6 +356,7 @@ static void vega10_init_dpm_defaults(struct pp_hwmgr *hwmgr)
 	struct vega10_hwmgr *data = hwmgr->backend;
 	int i;
 	uint32_t sub_vendor_id, hw_revision;
+	uint32_t top32, bottom32;
 	struct amdgpu_device *adev = hwmgr->adev;
 
 	vega10_initialize_power_tune_defaults(hwmgr);
@@ -499,6 +500,14 @@ static void vega10_init_dpm_defaults(struct pp_hwmgr *hwmgr)
 		(hw_revision == 0) &&
 		(sub_vendor_id != 0x1002))
 		data->smu_features[GNLD_PCC_LIMIT].supported = true;
+
+	/* Get the SN to turn into a Unique ID */
+	smum_send_msg_to_smc(hwmgr, PPSMC_MSG_ReadSerialNumTop32);
+	top32 = smum_get_argument(hwmgr);
+	smum_send_msg_to_smc(hwmgr, PPSMC_MSG_ReadSerialNumBottom32);
+	bottom32 = smum_get_argument(hwmgr);
+
+	adev->unique_id = ((uint64_t)bottom32 << 32) | top32;
 }
 
 #ifdef PPLIB_VEGA10_EVV_SUPPORT
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega12_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/vega12_hwmgr.c
index 1a909dd..efb6d37 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega12_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega12_hwmgr.c
@@ -289,6 +289,8 @@ static int vega12_set_features_platform_caps(struct pp_hwmgr *hwmgr)
 static void vega12_init_dpm_defaults(struct pp_hwmgr *hwmgr)
 {
 	struct vega12_hwmgr *data = (struct vega12_hwmgr *)(hwmgr->backend);
+	struct amdgpu_device *adev = hwmgr->adev;
+	uint32_t top32, bottom32;
 	int i;
 
 	data->smu_features[GNLD_DPM_PREFETCHER].smu_feature_id =
@@ -353,6 +355,14 @@ static void vega12_init_dpm_defaults(struct pp_hwmgr *hwmgr)
 			((data->registry_data.disallowed_features >> i) & 1) ?
 			false : true;
 	}
+
+	/* Get the SN to turn into a Unique ID */
+	smum_send_msg_to_smc(hwmgr, PPSMC_MSG_ReadSerialNumTop32);
+	top32 = smum_get_argument(hwmgr);
+	smum_send_msg_to_smc(hwmgr, PPSMC_MSG_ReadSerialNumBottom32);
+	bottom32 = smum_get_argument(hwmgr);
+
+	adev->unique_id = ((uint64_t)bottom32 << 32) | top32;
 }
 
 static int vega12_set_private_data_based_on_pptable(struct pp_hwmgr *hwmgr)
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c
index d18f34d..f27c6fb 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c
@@ -324,6 +324,8 @@ static int vega20_set_features_platform_caps(struct pp_hwmgr *hwmgr)
 static void vega20_init_dpm_defaults(struct pp_hwmgr *hwmgr)
 {
 	struct vega20_hwmgr *data = (struct vega20_hwmgr *)(hwmgr->backend);
+	struct amdgpu_device *adev = hwmgr->adev;
+	uint32_t top32, bottom32;
 	int i;
 
 	data->smu_features[GNLD_DPM_PREFETCHER].smu_feature_id =
@@ -393,6 +395,14 @@ static void vega20_init_dpm_defaults(struct pp_hwmgr *hwmgr)
 			((data->registry_data.disallowed_features >> i) & 1) ?
 			false : true;
 	}
+
+	/* Get the SN to turn into a Unique ID */
+	smum_send_msg_to_smc(hwmgr, PPSMC_MSG_ReadSerialNumTop32);
+	top32 = smum_get_argument(hwmgr);
+	smum_send_msg_to_smc(hwmgr, PPSMC_MSG_ReadSerialNumBottom32);
+	bottom32 = smum_get_argument(hwmgr);
+
+	adev->unique_id = ((uint64_t)bottom32 << 32) | top32;
 }
 
 static int vega20_set_private_data_based_on_pptable(struct pp_hwmgr *hwmgr)