maplemouse.c (3d5271f9883cba7b54762bc4fe027d4172f06db7) | maplemouse.c (03dd5e1ba55d43c3a12b8514f9889049037f17f7) |
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1/* | 1/* |
2 * $Id: maplemouse.c,v 1.2 2004/03/22 01:18:15 lethal Exp $ | |
3 * SEGA Dreamcast mouse driver 4 * Based on drivers/usb/usbmouse.c | 2 * SEGA Dreamcast mouse driver 3 * Based on drivers/usb/usbmouse.c |
4 * 5 * Copyright Yaegashi Takeshi, 2001 6 * Adrian McMenamin, 2008 |
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5 */ 6 7#include <linux/kernel.h> 8#include <linux/slab.h> 9#include <linux/input.h> 10#include <linux/module.h> 11#include <linux/init.h> 12#include <linux/timer.h> 13#include <linux/maple.h> 14 | 7 */ 8 9#include <linux/kernel.h> 10#include <linux/slab.h> 11#include <linux/input.h> 12#include <linux/module.h> 13#include <linux/init.h> 14#include <linux/timer.h> 15#include <linux/maple.h> 16 |
15MODULE_AUTHOR("YAEGASHI Takeshi <t@keshi.org>"); | 17MODULE_AUTHOR("Adrian McMenamin <adrian@mcmen.demon.co.uk>"); |
16MODULE_DESCRIPTION("SEGA Dreamcast mouse driver"); | 18MODULE_DESCRIPTION("SEGA Dreamcast mouse driver"); |
19MODULE_LICENSE("GPL"); |
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17 | 20 |
21struct dc_mouse { 22 struct input_dev *dev; 23 struct maple_device *mdev; 24}; 25 |
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18static void dc_mouse_callback(struct mapleq *mq) 19{ 20 int buttons, relx, rely, relz; 21 struct maple_device *mapledev = mq->dev; | 26static void dc_mouse_callback(struct mapleq *mq) 27{ 28 int buttons, relx, rely, relz; 29 struct maple_device *mapledev = mq->dev; |
22 struct input_dev *dev = mapledev->private_data; | 30 struct dc_mouse *mse = maple_get_drvdata(mapledev); 31 struct input_dev *dev = mse->dev; |
23 unsigned char *res = mq->recvbuf; 24 25 buttons = ~res[8]; 26 relx = *(unsigned short *)(res + 12) - 512; 27 rely = *(unsigned short *)(res + 14) - 512; 28 relz = *(unsigned short *)(res + 16) - 512; 29 30 input_report_key(dev, BTN_LEFT, buttons & 4); 31 input_report_key(dev, BTN_MIDDLE, buttons & 9); 32 input_report_key(dev, BTN_RIGHT, buttons & 2); 33 input_report_rel(dev, REL_X, relx); 34 input_report_rel(dev, REL_Y, rely); 35 input_report_rel(dev, REL_WHEEL, relz); 36 input_sync(dev); 37} 38 | 32 unsigned char *res = mq->recvbuf; 33 34 buttons = ~res[8]; 35 relx = *(unsigned short *)(res + 12) - 512; 36 rely = *(unsigned short *)(res + 14) - 512; 37 relz = *(unsigned short *)(res + 16) - 512; 38 39 input_report_key(dev, BTN_LEFT, buttons & 4); 40 input_report_key(dev, BTN_MIDDLE, buttons & 9); 41 input_report_key(dev, BTN_RIGHT, buttons & 2); 42 input_report_rel(dev, REL_X, relx); 43 input_report_rel(dev, REL_Y, rely); 44 input_report_rel(dev, REL_WHEEL, relz); 45 input_sync(dev); 46} 47 |
39static int dc_mouse_connect(struct maple_device *dev) | 48static int dc_mouse_open(struct input_dev *dev) |
40{ | 49{ |
41 unsigned long data = be32_to_cpu(dev->devinfo.function_data[0]); | 50 struct dc_mouse *mse = dev->dev.platform_data; 51 52 maple_getcond_callback(mse->mdev, dc_mouse_callback, HZ/50, 53 MAPLE_FUNC_MOUSE); 54 55 return 0; 56} 57 58static void dc_mouse_close(struct input_dev *dev) 59{ 60 struct dc_mouse *mse = dev->dev.platform_data; 61 62 maple_getcond_callback(mse->mdev, dc_mouse_callback, 0, 63 MAPLE_FUNC_MOUSE); 64} 65 66 67static int __devinit probe_maple_mouse(struct device *dev) 68{ 69 struct maple_device *mdev = to_maple_dev(dev); 70 struct maple_driver *mdrv = to_maple_driver(dev->driver); |
42 struct input_dev *input_dev; | 71 struct input_dev *input_dev; |
72 struct dc_mouse *mse; 73 int error; |
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43 | 74 |
44 dev->private_data = input_dev = input_allocate_device(); 45 if (!input_dev) 46 return -ENOMEM; | 75 mse = kzalloc(sizeof(struct dc_mouse), GFP_KERNEL); 76 input_dev = input_allocate_device(); |
47 | 77 |
48 dev->private_data = input_dev; | 78 if (!mse || !input_dev) { 79 error = -ENOMEM; 80 goto fail; 81 } |
49 | 82 |
50 input_dev->evbit[0] = BIT(EV_KEY) | BIT(EV_REL); 51 input_dev->keybit[LONG(BTN_MOUSE)] = BIT(BTN_LEFT) | BIT(BTN_RIGHT) | BIT(BTN_MIDDLE); 52 input_dev->relbit[0] = BIT(REL_X) | BIT(REL_Y) | BIT(REL_WHEEL); | 83 mse->dev = input_dev; 84 mse->mdev = mdev; |
53 | 85 |
54 input_dev->name = dev->product_name; 55 input_dev->id.bustype = BUS_MAPLE; | 86 input_set_drvdata(input_dev, mse); 87 input_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REL); 88 input_dev->keybit[BIT_WORD(BTN_MOUSE)] = BIT_MASK(BTN_LEFT) | 89 BIT_MASK(BTN_RIGHT) | BIT_MASK(BTN_MIDDLE); 90 input_dev->relbit[0] = BIT_MASK(REL_X) | BIT_MASK(REL_Y) | 91 BIT_MASK(REL_WHEEL); 92 input_dev->name = mdev->product_name; 93 input_dev->id.bustype = BUS_HOST; 94 input_dev->open = dc_mouse_open; 95 input_dev->close = dc_mouse_close; |
56 | 96 |
57 input_register_device(input_dev); | 97 mdev->driver = mdrv; 98 maple_set_drvdata(mdev, mse); |
58 | 99 |
59 maple_getcond_callback(dev, dc_mouse_callback, 1, MAPLE_FUNC_MOUSE); | 100 error = input_register_device(input_dev); 101 if (error) 102 goto fail; |
60 61 return 0; | 103 104 return 0; |
105 106fail: 107 input_free_device(input_dev); 108 maple_set_drvdata(mdev, NULL); 109 kfree(mse); 110 mdev->driver = NULL; 111 return error; |
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62} 63 | 112} 113 |
64 65static void dc_mouse_disconnect(struct maple_device *dev) | 114static int __devexit remove_maple_mouse(struct device *dev) |
66{ | 115{ |
67 struct input_dev *input_dev = dev->private_data; | 116 struct maple_device *mdev = to_maple_dev(dev); 117 struct dc_mouse *mse = maple_get_drvdata(mdev); |
68 | 118 |
69 input_unregister_device(input_dev); | 119 mdev->callback = NULL; 120 input_unregister_device(mse->dev); 121 maple_set_drvdata(mdev, NULL); 122 kfree(mse); 123 124 return 0; |
70} 71 | 125} 126 |
72 | |
73static struct maple_driver dc_mouse_driver = { 74 .function = MAPLE_FUNC_MOUSE, | 127static struct maple_driver dc_mouse_driver = { 128 .function = MAPLE_FUNC_MOUSE, |
75 .name = "Dreamcast mouse", 76 .connect = dc_mouse_connect, 77 .disconnect = dc_mouse_disconnect, | 129 .drv = { 130 .name = "Dreamcast_mouse", 131 .probe = probe_maple_mouse, 132 .remove = __devexit_p(remove_maple_mouse), 133 }, |
78}; 79 | 134}; 135 |
80 | |
81static int __init dc_mouse_init(void) 82{ | 136static int __init dc_mouse_init(void) 137{ |
83 maple_register_driver(&dc_mouse_driver); 84 return 0; | 138 return maple_driver_register(&dc_mouse_driver); |
85} 86 | 139} 140 |
87 | |
88static void __exit dc_mouse_exit(void) 89{ | 141static void __exit dc_mouse_exit(void) 142{ |
90 maple_unregister_driver(&dc_mouse_driver); | 143 maple_driver_unregister(&dc_mouse_driver); |
91} 92 | 144} 145 |
93 | |
94module_init(dc_mouse_init); 95module_exit(dc_mouse_exit); | 146module_init(dc_mouse_init); 147module_exit(dc_mouse_exit); |
96 97/* 98 * Local variables: 99 * c-basic-offset: 8 100 * End: 101 */ | |