Version:  2.0.40 2.2.26 2.4.37 3.2 3.3 3.4 3.5 3.6 3.7 3.8 3.9 3.10 3.11 3.12 3.13 3.14 3.15 3.16 3.17 3.18

Linux/drivers/hid/hid-roccat-konepure.c

  1 /*
  2  * Roccat KonePure driver for Linux
  3  *
  4  * Copyright (c) 2012 Stefan Achatz <erazor_de@users.sourceforge.net>
  5  */
  6 
  7 /*
  8  * This program is free software; you can redistribute it and/or modify it
  9  * under the terms of the GNU General Public License as published by the Free
 10  * Software Foundation; either version 2 of the License, or (at your option)
 11  * any later version.
 12  */
 13 
 14 /*
 15  * Roccat KonePure is a smaller version of KoneXTD with less buttons and lights.
 16  */
 17 
 18 #include <linux/types.h>
 19 #include <linux/device.h>
 20 #include <linux/input.h>
 21 #include <linux/hid.h>
 22 #include <linux/module.h>
 23 #include <linux/slab.h>
 24 #include <linux/hid-roccat.h>
 25 #include "hid-ids.h"
 26 #include "hid-roccat-common.h"
 27 
 28 enum {
 29         KONEPURE_MOUSE_REPORT_NUMBER_BUTTON = 3,
 30 };
 31 
 32 struct konepure_mouse_report_button {
 33         uint8_t report_number; /* always KONEPURE_MOUSE_REPORT_NUMBER_BUTTON */
 34         uint8_t zero;
 35         uint8_t type;
 36         uint8_t data1;
 37         uint8_t data2;
 38         uint8_t zero2;
 39         uint8_t unknown[2];
 40 } __packed;
 41 
 42 static struct class *konepure_class;
 43 
 44 ROCCAT_COMMON2_BIN_ATTRIBUTE_W(control, 0x04, 0x03);
 45 ROCCAT_COMMON2_BIN_ATTRIBUTE_RW(actual_profile, 0x05, 0x03);
 46 ROCCAT_COMMON2_BIN_ATTRIBUTE_RW(profile_settings, 0x06, 0x1f);
 47 ROCCAT_COMMON2_BIN_ATTRIBUTE_RW(profile_buttons, 0x07, 0x3b);
 48 ROCCAT_COMMON2_BIN_ATTRIBUTE_W(macro, 0x08, 0x0822);
 49 ROCCAT_COMMON2_BIN_ATTRIBUTE_RW(info, 0x09, 0x06);
 50 ROCCAT_COMMON2_BIN_ATTRIBUTE_RW(tcu, 0x0c, 0x04);
 51 ROCCAT_COMMON2_BIN_ATTRIBUTE_R(tcu_image, 0x0c, 0x0404);
 52 ROCCAT_COMMON2_BIN_ATTRIBUTE_RW(sensor, 0x0f, 0x06);
 53 ROCCAT_COMMON2_BIN_ATTRIBUTE_W(talk, 0x10, 0x10);
 54 
 55 static struct bin_attribute *konepure_bin_attrs[] = {
 56         &bin_attr_actual_profile,
 57         &bin_attr_control,
 58         &bin_attr_info,
 59         &bin_attr_talk,
 60         &bin_attr_macro,
 61         &bin_attr_sensor,
 62         &bin_attr_tcu,
 63         &bin_attr_tcu_image,
 64         &bin_attr_profile_settings,
 65         &bin_attr_profile_buttons,
 66         NULL,
 67 };
 68 
 69 static const struct attribute_group konepure_group = {
 70         .bin_attrs = konepure_bin_attrs,
 71 };
 72 
 73 static const struct attribute_group *konepure_groups[] = {
 74         &konepure_group,
 75         NULL,
 76 };
 77 
 78 static int konepure_init_specials(struct hid_device *hdev)
 79 {
 80         struct usb_interface *intf = to_usb_interface(hdev->dev.parent);
 81         struct usb_device *usb_dev = interface_to_usbdev(intf);
 82         struct roccat_common2_device *konepure;
 83         int retval;
 84 
 85         if (intf->cur_altsetting->desc.bInterfaceProtocol
 86                         != USB_INTERFACE_PROTOCOL_MOUSE) {
 87                 hid_set_drvdata(hdev, NULL);
 88                 return 0;
 89         }
 90 
 91         konepure = kzalloc(sizeof(*konepure), GFP_KERNEL);
 92         if (!konepure) {
 93                 hid_err(hdev, "can't alloc device descriptor\n");
 94                 return -ENOMEM;
 95         }
 96         hid_set_drvdata(hdev, konepure);
 97 
 98         retval = roccat_common2_device_init_struct(usb_dev, konepure);
 99         if (retval) {
100                 hid_err(hdev, "couldn't init KonePure device\n");
101                 goto exit_free;
102         }
103 
104         retval = roccat_connect(konepure_class, hdev,
105                         sizeof(struct konepure_mouse_report_button));
106         if (retval < 0) {
107                 hid_err(hdev, "couldn't init char dev\n");
108         } else {
109                 konepure->chrdev_minor = retval;
110                 konepure->roccat_claimed = 1;
111         }
112 
113         return 0;
114 exit_free:
115         kfree(konepure);
116         return retval;
117 }
118 
119 static void konepure_remove_specials(struct hid_device *hdev)
120 {
121         struct usb_interface *intf = to_usb_interface(hdev->dev.parent);
122         struct roccat_common2_device *konepure;
123 
124         if (intf->cur_altsetting->desc.bInterfaceProtocol
125                         != USB_INTERFACE_PROTOCOL_MOUSE)
126                 return;
127 
128         konepure = hid_get_drvdata(hdev);
129         if (konepure->roccat_claimed)
130                 roccat_disconnect(konepure->chrdev_minor);
131         kfree(konepure);
132 }
133 
134 static int konepure_probe(struct hid_device *hdev,
135                 const struct hid_device_id *id)
136 {
137         int retval;
138 
139         retval = hid_parse(hdev);
140         if (retval) {
141                 hid_err(hdev, "parse failed\n");
142                 goto exit;
143         }
144 
145         retval = hid_hw_start(hdev, HID_CONNECT_DEFAULT);
146         if (retval) {
147                 hid_err(hdev, "hw start failed\n");
148                 goto exit;
149         }
150 
151         retval = konepure_init_specials(hdev);
152         if (retval) {
153                 hid_err(hdev, "couldn't install mouse\n");
154                 goto exit_stop;
155         }
156 
157         return 0;
158 
159 exit_stop:
160         hid_hw_stop(hdev);
161 exit:
162         return retval;
163 }
164 
165 static void konepure_remove(struct hid_device *hdev)
166 {
167         konepure_remove_specials(hdev);
168         hid_hw_stop(hdev);
169 }
170 
171 static int konepure_raw_event(struct hid_device *hdev,
172                 struct hid_report *report, u8 *data, int size)
173 {
174         struct usb_interface *intf = to_usb_interface(hdev->dev.parent);
175         struct roccat_common2_device *konepure = hid_get_drvdata(hdev);
176 
177         if (intf->cur_altsetting->desc.bInterfaceProtocol
178                         != USB_INTERFACE_PROTOCOL_MOUSE)
179                 return 0;
180 
181         if (data[0] != KONEPURE_MOUSE_REPORT_NUMBER_BUTTON)
182                 return 0;
183 
184         if (konepure != NULL && konepure->roccat_claimed)
185                 roccat_report_event(konepure->chrdev_minor, data);
186 
187         return 0;
188 }
189 
190 static const struct hid_device_id konepure_devices[] = {
191         { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONEPURE) },
192         { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONEPURE_OPTICAL) },
193         { }
194 };
195 
196 MODULE_DEVICE_TABLE(hid, konepure_devices);
197 
198 static struct hid_driver konepure_driver = {
199                 .name = "konepure",
200                 .id_table = konepure_devices,
201                 .probe = konepure_probe,
202                 .remove = konepure_remove,
203                 .raw_event = konepure_raw_event
204 };
205 
206 static int __init konepure_init(void)
207 {
208         int retval;
209 
210         konepure_class = class_create(THIS_MODULE, "konepure");
211         if (IS_ERR(konepure_class))
212                 return PTR_ERR(konepure_class);
213         konepure_class->dev_groups = konepure_groups;
214 
215         retval = hid_register_driver(&konepure_driver);
216         if (retval)
217                 class_destroy(konepure_class);
218         return retval;
219 }
220 
221 static void __exit konepure_exit(void)
222 {
223         hid_unregister_driver(&konepure_driver);
224         class_destroy(konepure_class);
225 }
226 
227 module_init(konepure_init);
228 module_exit(konepure_exit);
229 
230 MODULE_AUTHOR("Stefan Achatz");
231 MODULE_DESCRIPTION("USB Roccat KonePure/Optical driver");
232 MODULE_LICENSE("GPL v2");
233 

This page was automatically generated by LXR 0.3.1 (source).  •  Linux is a registered trademark of Linus Torvalds  •  Contact us