forked from Minki/linux
Input: m68kspkr - register with driver core as a platfrom device
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
This commit is contained in:
parent
5931774735
commit
1f75e6bdfa
@ -17,6 +17,7 @@
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#include <linux/module.h>
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#include <linux/init.h>
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#include <linux/input.h>
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#include <linux/platform_device.h>
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#include <asm/machdep.h>
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#include <asm/io.h>
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@ -24,7 +25,7 @@ MODULE_AUTHOR("Richard Zidlicky <rz@linux-m68k.org>");
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MODULE_DESCRIPTION("m68k beeper driver");
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MODULE_LICENSE("GPL");
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static struct input_dev *m68kspkr_dev;
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static struct platform_device *m68kspkr_platform_device;
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static int m68kspkr_event(struct input_dev *dev, unsigned int type, unsigned int code, int value)
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{
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@ -47,36 +48,103 @@ static int m68kspkr_event(struct input_dev *dev, unsigned int type, unsigned int
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return 0;
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}
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static int __init m68kspkr_init(void)
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static int __devinit m68kspkr_probe(struct platform_device *dev)
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{
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if (!mach_beep) {
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printk(KERN_INFO "m68kspkr: no lowlevel beep support\n");
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return -ENODEV;
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}
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struct input_dev *input_dev;
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int err;
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m68kspkr_dev = input_allocate_device();
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if (!m68kspkr_dev)
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input_dev = input_allocate_device();
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if (!input_dev)
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return -ENOMEM;
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m68kspkr_dev->name = "m68k beeper";
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m68kspkr_dev->phys = "m68k/generic";
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m68kspkr_dev->id.bustype = BUS_HOST;
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m68kspkr_dev->id.vendor = 0x001f;
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m68kspkr_dev->id.product = 0x0001;
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m68kspkr_dev->id.version = 0x0100;
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input_dev->name = "m68k beeper";
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input_dev->phys = "m68k/generic";
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input_dev->id.bustype = BUS_HOST;
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input_dev->id.vendor = 0x001f;
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input_dev->id.product = 0x0001;
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input_dev->id.version = 0x0100;
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input_dev->cdev.dev = &dev->dev;
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m68kspkr_dev->evbit[0] = BIT(EV_SND);
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m68kspkr_dev->sndbit[0] = BIT(SND_BELL) | BIT(SND_TONE);
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m68kspkr_dev->event = m68kspkr_event;
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input_dev->evbit[0] = BIT(EV_SND);
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input_dev->sndbit[0] = BIT(SND_BELL) | BIT(SND_TONE);
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input_dev->event = m68kspkr_event;
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input_register_device(m68kspkr_dev);
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err = input_register_device(input_dev);
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if (err) {
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input_free_device(input_dev);
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return err;
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}
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platform_set_drvdata(dev, input_dev);
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return 0;
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}
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static int __devexit m68kspkr_remove(struct platform_device *dev)
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{
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struct input_dev *input_dev = platform_get_drvdata(dev);
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input_unregister_device(input_dev);
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platform_set_drvdata(dev, NULL);
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/* turn off the speaker */
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m68kspkr_event(NULL, EV_SND, SND_BELL, 0);
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return 0;
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}
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static void m68kspkr_shutdown(struct platform_device *dev)
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{
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/* turn off the speaker */
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m68kspkr_event(NULL, EV_SND, SND_BELL, 0);
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}
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static struct platform_driver m68kspkr_platform_driver = {
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.driver = {
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.name = "m68kspkr",
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.owner = THIS_MODULE,
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},
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.probe = m68kspkr_probe,
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.remove = __devexit_p(m68kspkr_remove),
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.shutdown = m68kspkr_shutdown,
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};
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static int __init m68kspkr_init(void)
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{
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int err;
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if (!mach_beep) {
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printk(KERN_INFO "m68kspkr: no lowlevel beep support\n");
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return -ENODEV;
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}
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err = platform_driver_register(&m68kspkr_platform_driver);
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if (err)
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return err;
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m68kspkr_platform_device = platform_device_alloc("m68kspkr", -1);
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if (!m68kspkr_platform_device) {
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err = -ENOMEM;
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goto err_unregister_driver;
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}
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err = platform_device_add(m68kspkr_platform_device);
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if (err)
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goto err_free_device;
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return 0;
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err_free_device:
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platform_device_put(m68kspkr_platform_device);
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err_unregister_driver:
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platform_driver_unregister(&m68kspkr_platform_driver);
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return err;
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}
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static void __exit m68kspkr_exit(void)
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{
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input_unregister_device(m68kspkr_dev);
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platform_device_unregister(m68kspkr_platform_device);
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platform_driver_unregister(&m68kspkr_platform_driver);
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}
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module_init(m68kspkr_init);
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