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https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
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m68k: amiga - Mouse platform device conversion
Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
This commit is contained in:
parent
5121c7172d
commit
314c926f64
2 changed files with 66 additions and 35 deletions
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@ -165,6 +165,9 @@ static int __init amiga_init_devices(void)
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if (AMIGAHW_PRESENT(AMI_KEYBOARD))
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if (AMIGAHW_PRESENT(AMI_KEYBOARD))
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platform_device_register_simple("amiga-keyboard", -1, NULL, 0);
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platform_device_register_simple("amiga-keyboard", -1, NULL, 0);
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if (AMIGAHW_PRESENT(AMI_MOUSE))
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platform_device_register_simple("amiga-mouse", -1, NULL, 0);
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return 0;
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return 0;
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}
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}
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@ -21,6 +21,7 @@
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#include <linux/init.h>
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#include <linux/init.h>
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#include <linux/input.h>
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#include <linux/input.h>
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#include <linux/interrupt.h>
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#include <linux/interrupt.h>
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#include <linux/platform_device.h>
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#include <asm/irq.h>
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#include <asm/irq.h>
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#include <asm/setup.h>
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#include <asm/setup.h>
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@ -34,10 +35,10 @@ MODULE_DESCRIPTION("Amiga mouse driver");
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MODULE_LICENSE("GPL");
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MODULE_LICENSE("GPL");
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static int amimouse_lastx, amimouse_lasty;
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static int amimouse_lastx, amimouse_lasty;
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static struct input_dev *amimouse_dev;
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static irqreturn_t amimouse_interrupt(int irq, void *dummy)
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static irqreturn_t amimouse_interrupt(int irq, void *data)
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{
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{
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struct input_dev *dev = data;
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unsigned short joy0dat, potgor;
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unsigned short joy0dat, potgor;
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int nx, ny, dx, dy;
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int nx, ny, dx, dy;
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@ -59,14 +60,14 @@ static irqreturn_t amimouse_interrupt(int irq, void *dummy)
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potgor = amiga_custom.potgor;
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potgor = amiga_custom.potgor;
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input_report_rel(amimouse_dev, REL_X, dx);
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input_report_rel(dev, REL_X, dx);
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input_report_rel(amimouse_dev, REL_Y, dy);
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input_report_rel(dev, REL_Y, dy);
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input_report_key(amimouse_dev, BTN_LEFT, ciaa.pra & 0x40);
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input_report_key(dev, BTN_LEFT, ciaa.pra & 0x40);
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input_report_key(amimouse_dev, BTN_MIDDLE, potgor & 0x0100);
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input_report_key(dev, BTN_MIDDLE, potgor & 0x0100);
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input_report_key(amimouse_dev, BTN_RIGHT, potgor & 0x0400);
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input_report_key(dev, BTN_RIGHT, potgor & 0x0400);
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input_sync(amimouse_dev);
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input_sync(dev);
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return IRQ_HANDLED;
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return IRQ_HANDLED;
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}
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}
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@ -74,63 +75,90 @@ static irqreturn_t amimouse_interrupt(int irq, void *dummy)
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static int amimouse_open(struct input_dev *dev)
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static int amimouse_open(struct input_dev *dev)
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{
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{
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unsigned short joy0dat;
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unsigned short joy0dat;
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int error;
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joy0dat = amiga_custom.joy0dat;
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joy0dat = amiga_custom.joy0dat;
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amimouse_lastx = joy0dat & 0xff;
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amimouse_lastx = joy0dat & 0xff;
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amimouse_lasty = joy0dat >> 8;
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amimouse_lasty = joy0dat >> 8;
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if (request_irq(IRQ_AMIGA_VERTB, amimouse_interrupt, 0, "amimouse", amimouse_interrupt)) {
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error = request_irq(IRQ_AMIGA_VERTB, amimouse_interrupt, 0, "amimouse",
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printk(KERN_ERR "amimouse.c: Can't allocate irq %d\n", IRQ_AMIGA_VERTB);
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dev);
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return -EBUSY;
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if (error)
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}
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dev_err(&dev->dev, "Can't allocate irq %d\n", IRQ_AMIGA_VERTB);
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return 0;
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return error;
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}
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}
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static void amimouse_close(struct input_dev *dev)
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static void amimouse_close(struct input_dev *dev)
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{
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{
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free_irq(IRQ_AMIGA_VERTB, amimouse_interrupt);
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free_irq(IRQ_AMIGA_VERTB, dev);
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}
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}
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static int __init amimouse_init(void)
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static int __init amimouse_probe(struct platform_device *pdev)
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{
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{
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int err;
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int err;
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struct input_dev *dev;
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if (!MACH_IS_AMIGA || !AMIGAHW_PRESENT(AMI_MOUSE))
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dev = input_allocate_device();
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return -ENODEV;
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if (!dev)
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amimouse_dev = input_allocate_device();
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if (!amimouse_dev)
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return -ENOMEM;
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return -ENOMEM;
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amimouse_dev->name = "Amiga mouse";
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dev->name = pdev->name;
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amimouse_dev->phys = "amimouse/input0";
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dev->phys = "amimouse/input0";
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amimouse_dev->id.bustype = BUS_AMIGA;
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dev->id.bustype = BUS_AMIGA;
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amimouse_dev->id.vendor = 0x0001;
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dev->id.vendor = 0x0001;
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amimouse_dev->id.product = 0x0002;
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dev->id.product = 0x0002;
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amimouse_dev->id.version = 0x0100;
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dev->id.version = 0x0100;
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amimouse_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REL);
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dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REL);
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amimouse_dev->relbit[0] = BIT_MASK(REL_X) | BIT_MASK(REL_Y);
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dev->relbit[0] = BIT_MASK(REL_X) | BIT_MASK(REL_Y);
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amimouse_dev->keybit[BIT_WORD(BTN_LEFT)] = BIT_MASK(BTN_LEFT) |
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dev->keybit[BIT_WORD(BTN_LEFT)] = BIT_MASK(BTN_LEFT) |
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BIT_MASK(BTN_MIDDLE) | BIT_MASK(BTN_RIGHT);
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BIT_MASK(BTN_MIDDLE) | BIT_MASK(BTN_RIGHT);
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amimouse_dev->open = amimouse_open;
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dev->open = amimouse_open;
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amimouse_dev->close = amimouse_close;
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dev->close = amimouse_close;
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dev->dev.parent = &pdev->dev;
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err = input_register_device(amimouse_dev);
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err = input_register_device(dev);
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if (err) {
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if (err) {
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input_free_device(amimouse_dev);
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input_free_device(dev);
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return err;
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return err;
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}
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}
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platform_set_drvdata(pdev, dev);
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return 0;
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return 0;
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}
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}
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static void __exit amimouse_exit(void)
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static int __exit amimouse_remove(struct platform_device *pdev)
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{
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{
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input_unregister_device(amimouse_dev);
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struct input_dev *dev = platform_get_drvdata(pdev);
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platform_set_drvdata(pdev, NULL);
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input_unregister_device(dev);
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return 0;
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}
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static struct platform_driver amimouse_driver = {
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.remove = __exit_p(amimouse_remove),
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.driver = {
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.name = "amiga-mouse",
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.owner = THIS_MODULE,
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},
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};
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static int __init amimouse_init(void)
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{
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return platform_driver_probe(&amimouse_driver, amimouse_probe);
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}
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}
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module_init(amimouse_init);
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module_init(amimouse_init);
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static void __exit amimouse_exit(void)
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{
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platform_driver_unregister(&amimouse_driver);
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}
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module_exit(amimouse_exit);
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module_exit(amimouse_exit);
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MODULE_ALIAS("platform:amiga-mouse");
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