net: stmmac: platform: provide stmmac_pltfr_exit()

Provide a helper wrapper around calling the platform's exit() callback.
This allows users to skip checking if the callback exists.

Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
Link: https://lore.kernel.org/r/20230623100417.93592-4-brgl@bgdev.pl
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

1 files changed, 16 insertions, 6 deletions

diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c
index 41ca4fc9f863..5b2bc129cd85 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c
@@ -721,6 +721,20 @@ int stmmac_pltfr_init(struct platform_device *pdev,
 EXPORT_SYMBOL_GPL(stmmac_pltfr_init);
 
 /**
+ * stmmac_pltfr_exit
+ * @pdev: pointer to the platform device
+ * @plat: driver data platform structure
+ * Description: Call the platform's exit callback (if any).
+ */
+void stmmac_pltfr_exit(struct platform_device *pdev,
+		       struct plat_stmmacenet_data *plat)
+{
+	if (plat->exit)
+		plat->exit(pdev, plat->bsp_priv);
+}
+EXPORT_SYMBOL_GPL(stmmac_pltfr_exit);
+
+/**
  * stmmac_pltfr_remove
  * @pdev: platform device pointer
  * Description: this function calls the main to free the net resources
@@ -733,10 +747,7 @@ void stmmac_pltfr_remove(struct platform_device *pdev)
 	struct plat_stmmacenet_data *plat = priv->plat;
 
 	stmmac_dvr_remove(&pdev->dev);
-
-	if (plat->exit)
-		plat->exit(pdev, plat->bsp_priv);
-
+	stmmac_pltfr_exit(pdev, plat);
 	stmmac_remove_config_dt(pdev, plat);
 }
 EXPORT_SYMBOL_GPL(stmmac_pltfr_remove);
@@ -756,8 +767,7 @@ static int __maybe_unused stmmac_pltfr_suspend(struct device *dev)
 	struct platform_device *pdev = to_platform_device(dev);
 
 	ret = stmmac_suspend(dev);
-	if (priv->plat->exit)
-		priv->plat->exit(pdev, priv->plat->bsp_priv);
+	stmmac_pltfr_exit(pdev, priv->plat);
 
 	return ret;
 }