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Input: add support for the Maple mouse on the SEGA Dreamcast
Signed-off-by: Adrian McMenamin <adrian@mcmen.demon.co.uk> Acked-by: Mike Frysinger <vapier@gentoo.org> Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
This commit is contained in:
parent
c59765042f
commit
03dd5e1ba5
3 changed files with 163 additions and 4 deletions
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@ -292,4 +292,15 @@ config MOUSE_PXA930_TRKBALL
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help
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Say Y here to support PXA930 Trackball mouse.
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config MOUSE_MAPLE
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tristate "Maple mouse (for the Dreamcast)"
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depends on MAPLE
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help
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This driver supports the Maple mouse on the SEGA Dreamcast.
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Most Dreamcast users, who have a mouse, will say Y here.
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To compile this driver as a module choose M here: the module will be
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called maplemouse.
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endif
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@ -6,18 +6,19 @@
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obj-$(CONFIG_MOUSE_AMIGA) += amimouse.o
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obj-$(CONFIG_MOUSE_APPLETOUCH) += appletouch.o
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obj-$(CONFIG_MOUSE_BCM5974) += bcm5974.o
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obj-$(CONFIG_MOUSE_ATARI) += atarimouse.o
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obj-$(CONFIG_MOUSE_RISCPC) += rpcmouse.o
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obj-$(CONFIG_MOUSE_BCM5974) += bcm5974.o
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obj-$(CONFIG_MOUSE_GPIO) += gpio_mouse.o
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obj-$(CONFIG_MOUSE_HIL) += hil_ptr.o
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obj-$(CONFIG_MOUSE_INPORT) += inport.o
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obj-$(CONFIG_MOUSE_LOGIBM) += logibm.o
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obj-$(CONFIG_MOUSE_MAPLE) += maplemouse.o
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obj-$(CONFIG_MOUSE_PC110PAD) += pc110pad.o
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obj-$(CONFIG_MOUSE_PS2) += psmouse.o
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obj-$(CONFIG_MOUSE_PXA930_TRKBALL) += pxa930_trkball.o
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obj-$(CONFIG_MOUSE_RISCPC) += rpcmouse.o
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obj-$(CONFIG_MOUSE_SERIAL) += sermouse.o
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obj-$(CONFIG_MOUSE_HIL) += hil_ptr.o
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obj-$(CONFIG_MOUSE_VSXXXAA) += vsxxxaa.o
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obj-$(CONFIG_MOUSE_GPIO) += gpio_mouse.o
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psmouse-objs := psmouse-base.o synaptics.o
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147
drivers/input/mouse/maplemouse.c
Normal file
147
drivers/input/mouse/maplemouse.c
Normal file
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@ -0,0 +1,147 @@
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/*
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* SEGA Dreamcast mouse driver
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* Based on drivers/usb/usbmouse.c
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*
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* Copyright Yaegashi Takeshi, 2001
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* Adrian McMenamin, 2008
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*/
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#include <linux/kernel.h>
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#include <linux/slab.h>
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#include <linux/input.h>
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#include <linux/module.h>
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#include <linux/init.h>
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#include <linux/timer.h>
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#include <linux/maple.h>
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MODULE_AUTHOR("Adrian McMenamin <adrian@mcmen.demon.co.uk>");
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MODULE_DESCRIPTION("SEGA Dreamcast mouse driver");
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MODULE_LICENSE("GPL");
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struct dc_mouse {
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struct input_dev *dev;
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struct maple_device *mdev;
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};
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static void dc_mouse_callback(struct mapleq *mq)
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{
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int buttons, relx, rely, relz;
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struct maple_device *mapledev = mq->dev;
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struct dc_mouse *mse = maple_get_drvdata(mapledev);
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struct input_dev *dev = mse->dev;
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unsigned char *res = mq->recvbuf;
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buttons = ~res[8];
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relx = *(unsigned short *)(res + 12) - 512;
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rely = *(unsigned short *)(res + 14) - 512;
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relz = *(unsigned short *)(res + 16) - 512;
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input_report_key(dev, BTN_LEFT, buttons & 4);
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input_report_key(dev, BTN_MIDDLE, buttons & 9);
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input_report_key(dev, BTN_RIGHT, buttons & 2);
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input_report_rel(dev, REL_X, relx);
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input_report_rel(dev, REL_Y, rely);
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input_report_rel(dev, REL_WHEEL, relz);
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input_sync(dev);
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}
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static int dc_mouse_open(struct input_dev *dev)
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{
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struct dc_mouse *mse = dev->dev.platform_data;
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maple_getcond_callback(mse->mdev, dc_mouse_callback, HZ/50,
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MAPLE_FUNC_MOUSE);
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return 0;
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}
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static void dc_mouse_close(struct input_dev *dev)
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{
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struct dc_mouse *mse = dev->dev.platform_data;
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maple_getcond_callback(mse->mdev, dc_mouse_callback, 0,
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MAPLE_FUNC_MOUSE);
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}
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static int __devinit probe_maple_mouse(struct device *dev)
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{
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struct maple_device *mdev = to_maple_dev(dev);
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struct maple_driver *mdrv = to_maple_driver(dev->driver);
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struct input_dev *input_dev;
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struct dc_mouse *mse;
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int error;
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mse = kzalloc(sizeof(struct dc_mouse), GFP_KERNEL);
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input_dev = input_allocate_device();
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if (!mse || !input_dev) {
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error = -ENOMEM;
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goto fail;
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}
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mse->dev = input_dev;
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mse->mdev = mdev;
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input_set_drvdata(input_dev, mse);
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input_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REL);
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input_dev->keybit[BIT_WORD(BTN_MOUSE)] = BIT_MASK(BTN_LEFT) |
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BIT_MASK(BTN_RIGHT) | BIT_MASK(BTN_MIDDLE);
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input_dev->relbit[0] = BIT_MASK(REL_X) | BIT_MASK(REL_Y) |
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BIT_MASK(REL_WHEEL);
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input_dev->name = mdev->product_name;
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input_dev->id.bustype = BUS_HOST;
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input_dev->open = dc_mouse_open;
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input_dev->close = dc_mouse_close;
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mdev->driver = mdrv;
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maple_set_drvdata(mdev, mse);
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error = input_register_device(input_dev);
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if (error)
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goto fail;
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return 0;
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fail:
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input_free_device(input_dev);
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maple_set_drvdata(mdev, NULL);
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kfree(mse);
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mdev->driver = NULL;
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return error;
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}
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static int __devexit remove_maple_mouse(struct device *dev)
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{
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struct maple_device *mdev = to_maple_dev(dev);
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struct dc_mouse *mse = maple_get_drvdata(mdev);
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mdev->callback = NULL;
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input_unregister_device(mse->dev);
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maple_set_drvdata(mdev, NULL);
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kfree(mse);
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return 0;
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}
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static struct maple_driver dc_mouse_driver = {
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.function = MAPLE_FUNC_MOUSE,
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.drv = {
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.name = "Dreamcast_mouse",
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.probe = probe_maple_mouse,
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.remove = __devexit_p(remove_maple_mouse),
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},
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};
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static int __init dc_mouse_init(void)
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{
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return maple_driver_register(&dc_mouse_driver);
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}
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static void __exit dc_mouse_exit(void)
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{
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maple_driver_unregister(&dc_mouse_driver);
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}
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module_init(dc_mouse_init);
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module_exit(dc_mouse_exit);
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