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net: ibm: emac: use devm for of_iomap

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Allows removing manual iounmap.

Signed-off-by: Rosen Penev <rosenp@gmail.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Link: https://patch.msgid.link/20240912024903.6201-4-rosenp@gmail.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Rosen Penev 2024-09-11 19:48:57 -07:00 committed by Jakub Kicinski
parent dcc34ef7c8
commit 969b002d7b
1 changed files with 4 additions and 8 deletions
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12
drivers/net/ethernet/ibm/emac/core.c
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@ -3084,9 +3084,9 @@ static int emac_probe(struct platform_device *ofdev)
/* Map EMAC regs */
// TODO : platform_get_resource() and devm_ioremap_resource()
dev->emacp = of_iomap(np, 0);
if (dev->emacp == NULL) {
printk(KERN_ERR "%pOF: Can't map device registers!\n", np);
dev->emacp = devm_of_iomap(&ofdev->dev, np, 0, NULL);
if (!dev->emacp) {
dev_err(&ofdev->dev, "can't map device registers");
err = -ENOMEM;
goto err_irq_unmap;
}
@ -3097,7 +3097,7 @@ static int emac_probe(struct platform_device *ofdev)
printk(KERN_ERR
"%pOF: Timeout waiting for dependent devices\n", np);
/* display more info about what's missing ? */
goto err_reg_unmap;
goto err_irq_unmap;
}
dev->mal = platform_get_drvdata(dev->mal_dev);
if (dev->mdio_dev != NULL)
@ -3230,8 +3230,6 @@ static int emac_probe(struct platform_device *ofdev)
mal_unregister_commac(dev->mal, &dev->commac);
err_rel_deps:
emac_put_deps(dev);
err_reg_unmap:
iounmap(dev->emacp);
err_irq_unmap:
if (dev->wol_irq)
irq_dispose_mapping(dev->wol_irq);
@ -3276,8 +3274,6 @@ static void emac_remove(struct platform_device *ofdev)
mal_unregister_commac(dev->mal, &dev->commac);
emac_put_deps(dev);
iounmap(dev->emacp);
if (dev->wol_irq)
irq_dispose_mapping(dev->wol_irq);
}