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m68k: amiga - Mouse platform device conversion

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Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
This commit is contained in:
Geert Uytterhoeven 2009-04-05 13:11:28 +02:00
parent 5121c7172d
commit 314c926f64
2 changed files with 66 additions and 35 deletions
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3
arch/m68k/amiga/platform.c
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@ -165,6 +165,9 @@ static int __init amiga_init_devices(void)
if (AMIGAHW_PRESENT(AMI_KEYBOARD))
platform_device_register_simple("amiga-keyboard", -1, NULL, 0);
if (AMIGAHW_PRESENT(AMI_MOUSE))
platform_device_register_simple("amiga-mouse", -1, NULL, 0);
return 0;
}

98
drivers/input/mouse/amimouse.c
View File

@ -21,6 +21,7 @@
#include <linux/init.h>
#include <linux/input.h>
#include <linux/interrupt.h>
#include <linux/platform_device.h>
#include <asm/irq.h>
#include <asm/setup.h>
@ -34,10 +35,10 @@ MODULE_DESCRIPTION("Amiga mouse driver");
MODULE_LICENSE("GPL");
static int amimouse_lastx, amimouse_lasty;
static struct input_dev *amimouse_dev;
static irqreturn_t amimouse_interrupt(int irq, void *dummy)
static irqreturn_t amimouse_interrupt(int irq, void *data)
{
struct input_dev *dev = data;
unsigned short joy0dat, potgor;
int nx, ny, dx, dy;
@ -59,14 +60,14 @@ static irqreturn_t amimouse_interrupt(int irq, void *dummy)
potgor = amiga_custom.potgor;
input_report_rel(amimouse_dev, REL_X, dx);
input_report_rel(amimouse_dev, REL_Y, dy);
input_report_rel(dev, REL_X, dx);
input_report_rel(dev, REL_Y, dy);
input_report_key(amimouse_dev, BTN_LEFT, ciaa.pra & 0x40);
input_report_key(amimouse_dev, BTN_MIDDLE, potgor & 0x0100);
input_report_key(amimouse_dev, BTN_RIGHT, potgor & 0x0400);
input_report_key(dev, BTN_LEFT, ciaa.pra & 0x40);
input_report_key(dev, BTN_MIDDLE, potgor & 0x0100);
input_report_key(dev, BTN_RIGHT, potgor & 0x0400);
input_sync(amimouse_dev);
input_sync(dev);
return IRQ_HANDLED;
}
@ -74,63 +75,90 @@ static irqreturn_t amimouse_interrupt(int irq, void *dummy)
static int amimouse_open(struct input_dev *dev)
{
unsigned short joy0dat;
int error;
joy0dat = amiga_custom.joy0dat;
amimouse_lastx = joy0dat & 0xff;
amimouse_lasty = joy0dat >> 8;
if (request_irq(IRQ_AMIGA_VERTB, amimouse_interrupt, 0, "amimouse", amimouse_interrupt)) {
printk(KERN_ERR "amimouse.c: Can't allocate irq %d\n", IRQ_AMIGA_VERTB);
return -EBUSY;
}
error = request_irq(IRQ_AMIGA_VERTB, amimouse_interrupt, 0, "amimouse",
dev);
if (error)
dev_err(&dev->dev, "Can't allocate irq %d\n", IRQ_AMIGA_VERTB);
return 0;
return error;
}
static void amimouse_close(struct input_dev *dev)
{
free_irq(IRQ_AMIGA_VERTB, amimouse_interrupt);
free_irq(IRQ_AMIGA_VERTB, dev);
}
static int __init amimouse_init(void)
static int __init amimouse_probe(struct platform_device *pdev)
{
int err;
struct input_dev *dev;
if (!MACH_IS_AMIGA || !AMIGAHW_PRESENT(AMI_MOUSE))
return -ENODEV;
amimouse_dev = input_allocate_device();
if (!amimouse_dev)
dev = input_allocate_device();
if (!dev)
return -ENOMEM;
amimouse_dev->name = "Amiga mouse";
amimouse_dev->phys = "amimouse/input0";
amimouse_dev->id.bustype = BUS_AMIGA;
amimouse_dev->id.vendor = 0x0001;
amimouse_dev->id.product = 0x0002;
amimouse_dev->id.version = 0x0100;
dev->name = pdev->name;
dev->phys = "amimouse/input0";
dev->id.bustype = BUS_AMIGA;
dev->id.vendor = 0x0001;
dev->id.product = 0x0002;
dev->id.version = 0x0100;
amimouse_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REL);
amimouse_dev->relbit[0] = BIT_MASK(REL_X) | BIT_MASK(REL_Y);
amimouse_dev->keybit[BIT_WORD(BTN_LEFT)] = BIT_MASK(BTN_LEFT) |
dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REL);
dev->relbit[0] = BIT_MASK(REL_X) | BIT_MASK(REL_Y);
dev->keybit[BIT_WORD(BTN_LEFT)] = BIT_MASK(BTN_LEFT) |
BIT_MASK(BTN_MIDDLE) | BIT_MASK(BTN_RIGHT);
amimouse_dev->open = amimouse_open;
amimouse_dev->close = amimouse_close;
dev->open = amimouse_open;
dev->close = amimouse_close;
dev->dev.parent = &pdev->dev;
err = input_register_device(amimouse_dev);
err = input_register_device(dev);
if (err) {
input_free_device(amimouse_dev);
input_free_device(dev);
return err;
}
platform_set_drvdata(pdev, dev);
return 0;
}
static void __exit amimouse_exit(void)
static int __exit amimouse_remove(struct platform_device *pdev)
{
input_unregister_device(amimouse_dev);
struct input_dev *dev = platform_get_drvdata(pdev);
platform_set_drvdata(pdev, NULL);
input_unregister_device(dev);
return 0;
}
static struct platform_driver amimouse_driver = {
.remove = __exit_p(amimouse_remove),
.driver = {
.name = "amiga-mouse",
.owner = THIS_MODULE,
},
};
static int __init amimouse_init(void)
{
return platform_driver_probe(&amimouse_driver, amimouse_probe);
}
module_init(amimouse_init);
static void __exit amimouse_exit(void)
{
platform_driver_unregister(&amimouse_driver);
}
module_exit(amimouse_exit);
MODULE_ALIAS("platform:amiga-mouse");