habanalabs: unify hwmon resources clean up

Since hwmon fini code is common for all asics, unified it to common
function.
Signed-off-by: Dani Liberman <dliberman@habana.ai>
Reviewed-by: Oded Gabbay <ogabbay@kernel.org>
Signed-off-by: Oded Gabbay <ogabbay@kernel.org>

drivers/misc/habanalabs/common/habanalabs.h

@@ -3529,6 +3529,7 @@ void hl_sysfs_fini(struct hl_device *hdev);
 
 int hl_hwmon_init(struct hl_device *hdev);
 void hl_hwmon_fini(struct hl_device *hdev);
+void hl_hwmon_release_resources(struct hl_device *hdev);
 
 int hl_cb_create(struct hl_device *hdev, struct hl_mem_mgr *mmg,
 			struct hl_ctx *ctx, u32 cb_size, bool internal_cb,

drivers/misc/habanalabs/common/hwmon.c

@@ -910,3 +910,24 @@ void hl_hwmon_fini(struct hl_device *hdev)
 
 	hwmon_device_unregister(hdev->hwmon_dev);
 }
+
+void hl_hwmon_release_resources(struct hl_device *hdev)
+{
+	const struct hwmon_channel_info **channel_info_arr;
+	int i = 0;
+
+	if (!hdev->hl_chip_info->info)
+		return;
+
+	channel_info_arr = hdev->hl_chip_info->info;
+
+	while (channel_info_arr[i]) {
+		kfree(channel_info_arr[i]->config);
+		kfree(channel_info_arr[i]);
+		i++;
+	}
+
+	kfree(channel_info_arr);
+
+	hdev->hl_chip_info->info = NULL;
+}

drivers/misc/habanalabs/gaudi/gaudi.c

@@ -1682,23 +1682,7 @@ static int gaudi_late_init(struct hl_device *hdev)
 
 static void gaudi_late_fini(struct hl_device *hdev)
 {
-	const struct hwmon_channel_info **channel_info_arr;
-	int i = 0;
-
-	if (!hdev->hl_chip_info->info)
-		return;
-
-	channel_info_arr = hdev->hl_chip_info->info;
-
-	while (channel_info_arr[i]) {
-		kfree(channel_info_arr[i]->config);
-		kfree(channel_info_arr[i]);
-		i++;
-	}
-
-	kfree(channel_info_arr);
-
-	hdev->hl_chip_info->info = NULL;
+	hl_hwmon_release_resources(hdev);
 }
 
 static int gaudi_alloc_cpu_accessible_dma_mem(struct hl_device *hdev)

drivers/misc/habanalabs/gaudi2/gaudi2.c

@@ -2711,23 +2711,7 @@ static int gaudi2_late_init(struct hl_device *hdev)
 
 static void gaudi2_late_fini(struct hl_device *hdev)
 {
-	const struct hwmon_channel_info **channel_info_arr;
-	int i = 0;
-
-	if (!hdev->hl_chip_info->info)
-		return;
-
-	channel_info_arr = hdev->hl_chip_info->info;
-
-	while (channel_info_arr[i]) {
-		kfree(channel_info_arr[i]->config);
-		kfree(channel_info_arr[i]);
-		i++;
-	}
-
-	kfree(channel_info_arr);
-
-	hdev->hl_chip_info->info = NULL;
+	hl_hwmon_release_resources(hdev);
 }
 
 static void gaudi2_user_mapped_dec_init(struct gaudi2_device *gaudi2, u32 start_idx)

drivers/misc/habanalabs/goya/goya.c

@@ -916,26 +916,11 @@ int goya_late_init(struct hl_device *hdev)
  */
 void goya_late_fini(struct hl_device *hdev)
 {
-	const struct hwmon_channel_info **channel_info_arr;
 	struct goya_device *goya = hdev->asic_specific;
-	int i = 0;
 
 	cancel_delayed_work_sync(&goya->goya_work->work_freq);
 
-	if (!hdev->hl_chip_info->info)
-		return;
-
-	channel_info_arr = hdev->hl_chip_info->info;
-
-	while (channel_info_arr[i]) {
-		kfree(channel_info_arr[i]->config);
-		kfree(channel_info_arr[i]);
-		i++;
-	}
-
-	kfree(channel_info_arr);
-
-	hdev->hl_chip_info->info = NULL;
+	hl_hwmon_release_resources(hdev);
 }
 
 static void goya_set_pci_memory_regions(struct hl_device *hdev)