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2874c5fd | 1 | // SPDX-License-Identifier: GPL-2.0-or-later |
8936aa31 SA |
2 | /* |
3 | * Roccat KonePure driver for Linux | |
4 | * | |
5 | * Copyright (c) 2012 Stefan Achatz <erazor_de@users.sourceforge.net> | |
6 | */ | |
7 | ||
8 | /* | |
8936aa31 SA |
9 | */ |
10 | ||
11 | /* | |
12 | * Roccat KonePure is a smaller version of KoneXTD with less buttons and lights. | |
13 | */ | |
14 | ||
71304f5a | 15 | #include <linux/types.h> |
8936aa31 SA |
16 | #include <linux/device.h> |
17 | #include <linux/input.h> | |
18 | #include <linux/hid.h> | |
19 | #include <linux/module.h> | |
20 | #include <linux/slab.h> | |
21 | #include <linux/hid-roccat.h> | |
22 | #include "hid-ids.h" | |
23 | #include "hid-roccat-common.h" | |
8936aa31 | 24 | |
71304f5a SA |
25 | enum { |
26 | KONEPURE_MOUSE_REPORT_NUMBER_BUTTON = 3, | |
27 | }; | |
8936aa31 | 28 | |
71304f5a SA |
29 | struct konepure_mouse_report_button { |
30 | uint8_t report_number; /* always KONEPURE_MOUSE_REPORT_NUMBER_BUTTON */ | |
31 | uint8_t zero; | |
32 | uint8_t type; | |
33 | uint8_t data1; | |
34 | uint8_t data2; | |
35 | uint8_t zero2; | |
36 | uint8_t unknown[2]; | |
37 | } __packed; | |
8936aa31 | 38 | |
71304f5a | 39 | static struct class *konepure_class; |
8936aa31 | 40 | |
71304f5a SA |
41 | ROCCAT_COMMON2_BIN_ATTRIBUTE_W(control, 0x04, 0x03); |
42 | ROCCAT_COMMON2_BIN_ATTRIBUTE_RW(actual_profile, 0x05, 0x03); | |
43 | ROCCAT_COMMON2_BIN_ATTRIBUTE_RW(profile_settings, 0x06, 0x1f); | |
44 | ROCCAT_COMMON2_BIN_ATTRIBUTE_RW(profile_buttons, 0x07, 0x3b); | |
45 | ROCCAT_COMMON2_BIN_ATTRIBUTE_W(macro, 0x08, 0x0822); | |
46 | ROCCAT_COMMON2_BIN_ATTRIBUTE_RW(info, 0x09, 0x06); | |
47 | ROCCAT_COMMON2_BIN_ATTRIBUTE_RW(tcu, 0x0c, 0x04); | |
48 | ROCCAT_COMMON2_BIN_ATTRIBUTE_R(tcu_image, 0x0c, 0x0404); | |
49 | ROCCAT_COMMON2_BIN_ATTRIBUTE_RW(sensor, 0x0f, 0x06); | |
50 | ROCCAT_COMMON2_BIN_ATTRIBUTE_W(talk, 0x10, 0x10); | |
51 | ||
52 | static struct bin_attribute *konepure_bin_attrs[] = { | |
0f1947f3 | 53 | &bin_attr_actual_profile, |
71304f5a | 54 | &bin_attr_control, |
0f1947f3 | 55 | &bin_attr_info, |
71304f5a SA |
56 | &bin_attr_talk, |
57 | &bin_attr_macro, | |
0f1947f3 GKH |
58 | &bin_attr_sensor, |
59 | &bin_attr_tcu, | |
71304f5a | 60 | &bin_attr_tcu_image, |
0f1947f3 GKH |
61 | &bin_attr_profile_settings, |
62 | &bin_attr_profile_buttons, | |
0f1947f3 GKH |
63 | NULL, |
64 | }; | |
65 | ||
66 | static const struct attribute_group konepure_group = { | |
71304f5a | 67 | .bin_attrs = konepure_bin_attrs, |
0f1947f3 GKH |
68 | }; |
69 | ||
70 | static const struct attribute_group *konepure_groups[] = { | |
71 | &konepure_group, | |
72 | NULL, | |
8936aa31 SA |
73 | }; |
74 | ||
8936aa31 SA |
75 | static int konepure_init_specials(struct hid_device *hdev) |
76 | { | |
77 | struct usb_interface *intf = to_usb_interface(hdev->dev.parent); | |
78 | struct usb_device *usb_dev = interface_to_usbdev(intf); | |
71304f5a | 79 | struct roccat_common2_device *konepure; |
8936aa31 SA |
80 | int retval; |
81 | ||
82 | if (intf->cur_altsetting->desc.bInterfaceProtocol | |
83 | != USB_INTERFACE_PROTOCOL_MOUSE) { | |
84 | hid_set_drvdata(hdev, NULL); | |
85 | return 0; | |
86 | } | |
87 | ||
88 | konepure = kzalloc(sizeof(*konepure), GFP_KERNEL); | |
89 | if (!konepure) { | |
90 | hid_err(hdev, "can't alloc device descriptor\n"); | |
91 | return -ENOMEM; | |
92 | } | |
93 | hid_set_drvdata(hdev, konepure); | |
94 | ||
71304f5a | 95 | retval = roccat_common2_device_init_struct(usb_dev, konepure); |
8936aa31 | 96 | if (retval) { |
71304f5a | 97 | hid_err(hdev, "couldn't init KonePure device\n"); |
8936aa31 SA |
98 | goto exit_free; |
99 | } | |
100 | ||
101 | retval = roccat_connect(konepure_class, hdev, | |
102 | sizeof(struct konepure_mouse_report_button)); | |
103 | if (retval < 0) { | |
104 | hid_err(hdev, "couldn't init char dev\n"); | |
105 | } else { | |
106 | konepure->chrdev_minor = retval; | |
107 | konepure->roccat_claimed = 1; | |
108 | } | |
109 | ||
110 | return 0; | |
111 | exit_free: | |
112 | kfree(konepure); | |
113 | return retval; | |
114 | } | |
115 | ||
116 | static void konepure_remove_specials(struct hid_device *hdev) | |
117 | { | |
118 | struct usb_interface *intf = to_usb_interface(hdev->dev.parent); | |
71304f5a | 119 | struct roccat_common2_device *konepure; |
8936aa31 SA |
120 | |
121 | if (intf->cur_altsetting->desc.bInterfaceProtocol | |
122 | != USB_INTERFACE_PROTOCOL_MOUSE) | |
123 | return; | |
124 | ||
125 | konepure = hid_get_drvdata(hdev); | |
126 | if (konepure->roccat_claimed) | |
127 | roccat_disconnect(konepure->chrdev_minor); | |
128 | kfree(konepure); | |
129 | } | |
130 | ||
131 | static int konepure_probe(struct hid_device *hdev, | |
132 | const struct hid_device_id *id) | |
133 | { | |
134 | int retval; | |
135 | ||
136 | retval = hid_parse(hdev); | |
137 | if (retval) { | |
138 | hid_err(hdev, "parse failed\n"); | |
139 | goto exit; | |
140 | } | |
141 | ||
142 | retval = hid_hw_start(hdev, HID_CONNECT_DEFAULT); | |
143 | if (retval) { | |
144 | hid_err(hdev, "hw start failed\n"); | |
145 | goto exit; | |
146 | } | |
147 | ||
148 | retval = konepure_init_specials(hdev); | |
149 | if (retval) { | |
150 | hid_err(hdev, "couldn't install mouse\n"); | |
151 | goto exit_stop; | |
152 | } | |
153 | ||
154 | return 0; | |
155 | ||
156 | exit_stop: | |
157 | hid_hw_stop(hdev); | |
158 | exit: | |
159 | return retval; | |
160 | } | |
161 | ||
162 | static void konepure_remove(struct hid_device *hdev) | |
163 | { | |
164 | konepure_remove_specials(hdev); | |
165 | hid_hw_stop(hdev); | |
166 | } | |
167 | ||
168 | static int konepure_raw_event(struct hid_device *hdev, | |
169 | struct hid_report *report, u8 *data, int size) | |
170 | { | |
171 | struct usb_interface *intf = to_usb_interface(hdev->dev.parent); | |
71304f5a | 172 | struct roccat_common2_device *konepure = hid_get_drvdata(hdev); |
8936aa31 SA |
173 | |
174 | if (intf->cur_altsetting->desc.bInterfaceProtocol | |
175 | != USB_INTERFACE_PROTOCOL_MOUSE) | |
176 | return 0; | |
177 | ||
178 | if (data[0] != KONEPURE_MOUSE_REPORT_NUMBER_BUTTON) | |
179 | return 0; | |
180 | ||
181 | if (konepure != NULL && konepure->roccat_claimed) | |
182 | roccat_report_event(konepure->chrdev_minor, data); | |
183 | ||
184 | return 0; | |
185 | } | |
186 | ||
187 | static const struct hid_device_id konepure_devices[] = { | |
188 | { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONEPURE) }, | |
a4be0ed3 | 189 | { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONEPURE_OPTICAL) }, |
8936aa31 SA |
190 | { } |
191 | }; | |
192 | ||
193 | MODULE_DEVICE_TABLE(hid, konepure_devices); | |
194 | ||
195 | static struct hid_driver konepure_driver = { | |
196 | .name = "konepure", | |
197 | .id_table = konepure_devices, | |
198 | .probe = konepure_probe, | |
199 | .remove = konepure_remove, | |
200 | .raw_event = konepure_raw_event | |
201 | }; | |
202 | ||
203 | static int __init konepure_init(void) | |
204 | { | |
205 | int retval; | |
206 | ||
207 | konepure_class = class_create(THIS_MODULE, "konepure"); | |
208 | if (IS_ERR(konepure_class)) | |
209 | return PTR_ERR(konepure_class); | |
0f1947f3 | 210 | konepure_class->dev_groups = konepure_groups; |
8936aa31 SA |
211 | |
212 | retval = hid_register_driver(&konepure_driver); | |
213 | if (retval) | |
214 | class_destroy(konepure_class); | |
215 | return retval; | |
216 | } | |
217 | ||
218 | static void __exit konepure_exit(void) | |
219 | { | |
220 | hid_unregister_driver(&konepure_driver); | |
221 | class_destroy(konepure_class); | |
222 | } | |
223 | ||
224 | module_init(konepure_init); | |
225 | module_exit(konepure_exit); | |
226 | ||
227 | MODULE_AUTHOR("Stefan Achatz"); | |
a4be0ed3 | 228 | MODULE_DESCRIPTION("USB Roccat KonePure/Optical driver"); |
8936aa31 | 229 | MODULE_LICENSE("GPL v2"); |