[PATCH 4/6] habanalabs: unify hwmon resources clean up

[Oded Gabbay]

From: Dani Liberman <dliberman@xxxxxxxxx>

Since hwmon fini code is common for all asics, unified it to common
function.

Signed-off-by: Dani Liberman <dliberman@xxxxxxxxx>
Reviewed-by: Oded Gabbay <ogabbay@xxxxxxxxxx>
Signed-off-by: Oded Gabbay <ogabbay@xxxxxxxxxx>
---
 drivers/misc/habanalabs/common/habanalabs.h |  1 +
 drivers/misc/habanalabs/common/hwmon.c      | 21 +++++++++++++++++++++
 drivers/misc/habanalabs/gaudi/gaudi.c       | 18 +-----------------
 drivers/misc/habanalabs/gaudi2/gaudi2.c     | 18 +-----------------
 drivers/misc/habanalabs/goya/goya.c         | 17 +----------------
 5 files changed, 25 insertions(+), 50 deletions(-)

diff --git a/drivers/misc/habanalabs/common/habanalabs.h b/drivers/misc/habanalabs/common/habanalabs.h
index ae3f5832fe58..f495a4b82f73 100644
--- a/drivers/misc/habanalabs/common/habanalabs.h
+++ b/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,
diff --git a/drivers/misc/habanalabs/common/hwmon.c b/drivers/misc/habanalabs/common/hwmon.c
index 57f5d2c48330..8c262aeb425e 100644
--- a/drivers/misc/habanalabs/common/hwmon.c
+++ b/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;
+}
diff --git a/drivers/misc/habanalabs/gaudi/gaudi.c b/drivers/misc/habanalabs/gaudi/gaudi.c
index 7f52935dc603..96020693ac29 100644
--- a/drivers/misc/habanalabs/gaudi/gaudi.c
+++ b/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)
diff --git a/drivers/misc/habanalabs/gaudi2/gaudi2.c b/drivers/misc/habanalabs/gaudi2/gaudi2.c
index d7fd5f916083..538ae2cf9626 100644
--- a/drivers/misc/habanalabs/gaudi2/gaudi2.c
+++ b/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)
diff --git a/drivers/misc/habanalabs/goya/goya.c b/drivers/misc/habanalabs/goya/goya.c
index 91429d6ea037..87465a28af0d 100644
--- a/drivers/misc/habanalabs/goya/goya.c
+++ b/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)
-- 
2.25.1