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net: ethernet: fs_enet: simplify clock handling with devm accessors
devm_clock_get_enabled() can be used to simplify clock handling for the PER register clock. Reviewed-by: Andrew Lunn <andrew@lunn.ch> Signed-off-by: Maxime Chevallier <maxime.chevallier@bootlin.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -900,14 +900,9 @@ static int fs_enet_probe(struct platform_device *ofdev)
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* but require enable to succeed when a clock was specified/found,
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* keep a reference to the clock upon successful acquisition
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*/
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clk = devm_clk_get(&ofdev->dev, "per");
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if (!IS_ERR(clk)) {
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ret = clk_prepare_enable(clk);
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if (ret)
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goto out_deregister_fixed_link;
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fpi->clk_per = clk;
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}
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clk = devm_clk_get_enabled(&ofdev->dev, "per");
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if (IS_ERR(clk))
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goto out_deregister_fixed_link;
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privsize = sizeof(*fep) +
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sizeof(struct sk_buff **) *
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@ -917,7 +912,7 @@ static int fs_enet_probe(struct platform_device *ofdev)
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ndev = alloc_etherdev(privsize);
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if (!ndev) {
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ret = -ENOMEM;
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goto out_put;
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goto out_deregister_fixed_link;
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}
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SET_NETDEV_DEV(ndev, &ofdev->dev);
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@ -979,8 +974,6 @@ out_cleanup_data:
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fep->ops->cleanup_data(ndev);
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out_free_dev:
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free_netdev(ndev);
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out_put:
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clk_disable_unprepare(fpi->clk_per);
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out_deregister_fixed_link:
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of_node_put(fpi->phy_node);
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if (of_phy_is_fixed_link(ofdev->dev.of_node))
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@ -1001,7 +994,6 @@ static void fs_enet_remove(struct platform_device *ofdev)
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fep->ops->cleanup_data(ndev);
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dev_set_drvdata(fep->dev, NULL);
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of_node_put(fep->fpi->phy_node);
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clk_disable_unprepare(fep->fpi->clk_per);
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if (of_phy_is_fixed_link(ofdev->dev.of_node))
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of_phy_deregister_fixed_link(ofdev->dev.of_node);
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free_netdev(ndev);
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@ -119,8 +119,6 @@ struct fs_platform_info {
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int napi_weight; /* NAPI weight */
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int use_rmii; /* use RMII mode */
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struct clk *clk_per; /* 'per' clock for register access */
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};
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struct fs_enet_private {
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