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path: root/drivers/net/ethernet/nxp/lpc_eth.c
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Diffstat (limited to 'drivers/net/ethernet/nxp/lpc_eth.c')
-rw-r--r--drivers/net/ethernet/nxp/lpc_eth.c20
1 files changed, 9 insertions, 11 deletions
diff --git a/drivers/net/ethernet/nxp/lpc_eth.c b/drivers/net/ethernet/nxp/lpc_eth.c
index 4d4ecba0aad9..8e13ec84c538 100644
--- a/drivers/net/ethernet/nxp/lpc_eth.c
+++ b/drivers/net/ethernet/nxp/lpc_eth.c
@@ -475,14 +475,6 @@ static void __lpc_get_mac(struct netdata_local *pldat, u8 *mac)
475 mac[5] = tmp >> 8; 475 mac[5] = tmp >> 8;
476} 476}
477 477
478static void __lpc_eth_clock_enable(struct netdata_local *pldat, bool enable)
479{
480 if (enable)
481 clk_prepare_enable(pldat->clk);
482 else
483 clk_disable_unprepare(pldat->clk);
484}
485
486static void __lpc_params_setup(struct netdata_local *pldat) 478static void __lpc_params_setup(struct netdata_local *pldat)
487{ 479{
488 u32 tmp; 480 u32 tmp;
@@ -1056,7 +1048,7 @@ static int lpc_eth_close(struct net_device *ndev)
1056 writel(0, LPC_ENET_MAC2(pldat->net_base)); 1048 writel(0, LPC_ENET_MAC2(pldat->net_base));
1057 spin_unlock_irqrestore(&pldat->lock, flags); 1049 spin_unlock_irqrestore(&pldat->lock, flags);
1058 1050
1059 __lpc_eth_clock_enable(pldat, false); 1051 clk_disable_unprepare(pldat->clk);
1060 1052
1061 return 0; 1053 return 0;
1062} 1054}
@@ -1197,11 +1189,14 @@ static int lpc_eth_ioctl(struct net_device *ndev, struct ifreq *req, int cmd)
1197static int lpc_eth_open(struct net_device *ndev) 1189static int lpc_eth_open(struct net_device *ndev)
1198{ 1190{
1199 struct netdata_local *pldat = netdev_priv(ndev); 1191 struct netdata_local *pldat = netdev_priv(ndev);
1192 int ret;
1200 1193
1201 if (netif_msg_ifup(pldat)) 1194 if (netif_msg_ifup(pldat))
1202 dev_dbg(&pldat->pdev->dev, "enabling %s\n", ndev->name); 1195 dev_dbg(&pldat->pdev->dev, "enabling %s\n", ndev->name);
1203 1196
1204 __lpc_eth_clock_enable(pldat, true); 1197 ret = clk_prepare_enable(pldat->clk);
1198 if (ret)
1199 return ret;
1205 1200
1206 /* Suspended PHY makes LPC ethernet core block, so resume now */ 1201 /* Suspended PHY makes LPC ethernet core block, so resume now */
1207 phy_resume(ndev->phydev); 1202 phy_resume(ndev->phydev);
@@ -1320,7 +1315,9 @@ static int lpc_eth_drv_probe(struct platform_device *pdev)
1320 } 1315 }
1321 1316
1322 /* Enable network clock */ 1317 /* Enable network clock */
1323 __lpc_eth_clock_enable(pldat, true); 1318 ret = clk_prepare_enable(pldat->clk);
1319 if (ret)
1320 goto err_out_clk_put;
1324 1321
1325 /* Map IO space */ 1322 /* Map IO space */
1326 pldat->net_base = ioremap(res->start, resource_size(res)); 1323 pldat->net_base = ioremap(res->start, resource_size(res));
@@ -1454,6 +1451,7 @@ err_out_iounmap:
1454 iounmap(pldat->net_base); 1451 iounmap(pldat->net_base);
1455err_out_disable_clocks: 1452err_out_disable_clocks:
1456 clk_disable_unprepare(pldat->clk); 1453 clk_disable_unprepare(pldat->clk);
1454err_out_clk_put:
1457 clk_put(pldat->clk); 1455 clk_put(pldat->clk);
1458err_out_free_dev: 1456err_out_free_dev:
1459 free_netdev(ndev); 1457 free_netdev(ndev);