[DRIVER MODEL] Convert platform drivers to use struct platform_driver
This allows us to eliminate the casts in the drivers, and eventually remove the use of the device_driver function pointer methods for platform device drivers. Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk> Acked-by: Greg Kroah-Hartman <gregkh@suse.de>
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Russell King
parent
00d3dcdd96
commit
3ae5eaec1d
@@ -805,9 +805,9 @@ static struct uart_driver serial_pxa_reg = {
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.cons = PXA_CONSOLE,
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};
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static int serial_pxa_suspend(struct device *_dev, pm_message_t state)
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static int serial_pxa_suspend(struct platform_device *dev, pm_message_t state)
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{
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struct uart_pxa_port *sport = dev_get_drvdata(_dev);
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struct uart_pxa_port *sport = platform_get_drvdata(dev);
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if (sport)
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uart_suspend_port(&serial_pxa_reg, &sport->port);
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@@ -815,9 +815,9 @@ static int serial_pxa_suspend(struct device *_dev, pm_message_t state)
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return 0;
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}
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static int serial_pxa_resume(struct device *_dev)
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static int serial_pxa_resume(struct platform_device *dev)
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{
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struct uart_pxa_port *sport = dev_get_drvdata(_dev);
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struct uart_pxa_port *sport = platform_get_drvdata(dev);
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if (sport)
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uart_resume_port(&serial_pxa_reg, &sport->port);
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@@ -825,21 +825,19 @@ static int serial_pxa_resume(struct device *_dev)
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return 0;
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}
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static int serial_pxa_probe(struct device *_dev)
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static int serial_pxa_probe(struct platform_device *dev)
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{
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struct platform_device *dev = to_platform_device(_dev);
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serial_pxa_ports[dev->id].port.dev = _dev;
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serial_pxa_ports[dev->id].port.dev = &dev->dev;
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uart_add_one_port(&serial_pxa_reg, &serial_pxa_ports[dev->id].port);
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dev_set_drvdata(_dev, &serial_pxa_ports[dev->id]);
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platform_set_drvdata(dev, &serial_pxa_ports[dev->id]);
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return 0;
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}
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static int serial_pxa_remove(struct device *_dev)
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static int serial_pxa_remove(struct platform_device *dev)
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{
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struct uart_pxa_port *sport = dev_get_drvdata(_dev);
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struct uart_pxa_port *sport = platform_get_drvdata(dev);
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dev_set_drvdata(_dev, NULL);
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platform_set_drvdata(dev, NULL);
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if (sport)
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uart_remove_one_port(&serial_pxa_reg, &sport->port);
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@@ -847,14 +845,15 @@ static int serial_pxa_remove(struct device *_dev)
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return 0;
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}
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static struct device_driver serial_pxa_driver = {
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.name = "pxa2xx-uart",
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.bus = &platform_bus_type,
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static struct platform_driver serial_pxa_driver = {
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.probe = serial_pxa_probe,
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.remove = serial_pxa_remove,
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.suspend = serial_pxa_suspend,
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.resume = serial_pxa_resume,
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.driver = {
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.name = "pxa2xx-uart",
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},
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};
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int __init serial_pxa_init(void)
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@@ -865,7 +864,7 @@ int __init serial_pxa_init(void)
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if (ret != 0)
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return ret;
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ret = driver_register(&serial_pxa_driver);
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ret = platform_driver_register(&serial_pxa_driver);
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if (ret != 0)
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uart_unregister_driver(&serial_pxa_reg);
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@@ -874,7 +873,7 @@ int __init serial_pxa_init(void)
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void __exit serial_pxa_exit(void)
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{
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driver_unregister(&serial_pxa_driver);
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platform_driver_unregister(&serial_pxa_driver);
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uart_unregister_driver(&serial_pxa_reg);
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}
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