net: stmmac: move stmmac_bus_clks_config() to stmmac_platform.c

stmmac_bus_clks_config() is only used by stmmac_platform.c, so rather
than having it in stmmac_main.c and needing to export the symbol,
move it to where it's used.

Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
Reviewed-by: Maxime Chevallier <maxime.chevallier@bootlin.com>
Link: https://patch.msgid.link/E1v119j-0000000773s-1R2v@rmk-PC.armlinux.org.uk
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

3 files changed, 32 insertions, 34 deletions

diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac.h b/drivers/net/ethernet/stmicro/stmmac/stmmac.h
index 151f08e5e85d..7ca5477be390 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac.h
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac.h
@@ -404,7 +404,6 @@ int stmmac_dvr_probe(struct device *device,
 		     struct stmmac_resources *res);
 int stmmac_reinit_queues(struct net_device *dev, u32 rx_cnt, u32 tx_cnt);
 int stmmac_reinit_ringparam(struct net_device *dev, u32 rx_size, u32 tx_size);
-int stmmac_bus_clks_config(struct stmmac_priv *priv, bool enabled);
 int stmmac_set_clk_tx_rate(void *bsp_priv, struct clk *clk_tx_i,
 			   phy_interface_t interface, int speed);
 
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
index 41a073267f38..e64d3f8169e8 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
@@ -147,39 +147,6 @@ static void stmmac_exit_fs(struct net_device *dev);
 
 #define STMMAC_COAL_TIMER(x) (ns_to_ktime((x) * NSEC_PER_USEC))
 
-int stmmac_bus_clks_config(struct stmmac_priv *priv, bool enabled)
-{
-	struct plat_stmmacenet_data *plat_dat = priv->plat;
-	int ret;
-
-	if (enabled) {
-		ret = clk_prepare_enable(plat_dat->stmmac_clk);
-		if (ret)
-			return ret;
-		ret = clk_prepare_enable(plat_dat->pclk);
-		if (ret) {
-			clk_disable_unprepare(plat_dat->stmmac_clk);
-			return ret;
-		}
-		if (plat_dat->clks_config) {
-			ret = plat_dat->clks_config(plat_dat->bsp_priv, enabled);
-			if (ret) {
-				clk_disable_unprepare(plat_dat->stmmac_clk);
-				clk_disable_unprepare(plat_dat->pclk);
-				return ret;
-			}
-		}
-	} else {
-		clk_disable_unprepare(plat_dat->stmmac_clk);
-		clk_disable_unprepare(plat_dat->pclk);
-		if (plat_dat->clks_config)
-			plat_dat->clks_config(plat_dat->bsp_priv, enabled);
-	}
-
-	return 0;
-}
-EXPORT_SYMBOL_GPL(stmmac_bus_clks_config);
-
 /**
  * stmmac_set_clk_tx_rate() - set the clock rate for the MAC transmit clock
  * @bsp_priv: BSP private data structure (unused)
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c
index 712ef235f0f4..27bcaae07a7f 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c
@@ -911,6 +911,38 @@ void stmmac_pltfr_remove(struct platform_device *pdev)
 }
 EXPORT_SYMBOL_GPL(stmmac_pltfr_remove);
 
+static int stmmac_bus_clks_config(struct stmmac_priv *priv, bool enabled)
+{
+	struct plat_stmmacenet_data *plat_dat = priv->plat;
+	int ret;
+
+	if (enabled) {
+		ret = clk_prepare_enable(plat_dat->stmmac_clk);
+		if (ret)
+			return ret;
+		ret = clk_prepare_enable(plat_dat->pclk);
+		if (ret) {
+			clk_disable_unprepare(plat_dat->stmmac_clk);
+			return ret;
+		}
+		if (plat_dat->clks_config) {
+			ret = plat_dat->clks_config(plat_dat->bsp_priv, enabled);
+			if (ret) {
+				clk_disable_unprepare(plat_dat->stmmac_clk);
+				clk_disable_unprepare(plat_dat->pclk);
+				return ret;
+			}
+		}
+	} else {
+		clk_disable_unprepare(plat_dat->stmmac_clk);
+		clk_disable_unprepare(plat_dat->pclk);
+		if (plat_dat->clks_config)
+			plat_dat->clks_config(plat_dat->bsp_priv, enabled);
+	}
+
+	return 0;
+}
+
 static int __maybe_unused stmmac_runtime_suspend(struct device *dev)
 {
 	struct net_device *ndev = dev_get_drvdata(dev);