Stefan Achatz | 47dbdbf | 2010-11-26 19:57:42 +0000 | [diff] [blame] | 1 | /* |
| 2 | * Roccat Kone[+] driver for Linux |
| 3 | * |
| 4 | * Copyright (c) 2010 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 Kone[+] is an updated/improved version of the Kone with more memory |
| 16 | * and functionality and without the non-standard behaviours the Kone had. |
| 17 | */ |
| 18 | |
| 19 | #include <linux/device.h> |
| 20 | #include <linux/input.h> |
| 21 | #include <linux/hid.h> |
| 22 | #include <linux/usb.h> |
| 23 | #include <linux/module.h> |
| 24 | #include <linux/slab.h> |
| 25 | #include "hid-ids.h" |
| 26 | #include "hid-roccat.h" |
| 27 | #include "hid-roccat-koneplus.h" |
| 28 | |
| 29 | static uint profile_numbers[5] = {0, 1, 2, 3, 4}; |
| 30 | |
| 31 | static struct class *koneplus_class; |
| 32 | |
| 33 | static void koneplus_profile_activated(struct koneplus_device *koneplus, |
| 34 | uint new_profile) |
| 35 | { |
| 36 | koneplus->actual_profile = new_profile; |
| 37 | } |
| 38 | |
| 39 | static int koneplus_send_control(struct usb_device *usb_dev, uint value, |
| 40 | enum koneplus_control_requests request) |
| 41 | { |
| 42 | int len; |
| 43 | struct koneplus_control *control; |
| 44 | |
| 45 | if ((request == KONEPLUS_CONTROL_REQUEST_PROFILE_SETTINGS || |
| 46 | request == KONEPLUS_CONTROL_REQUEST_PROFILE_BUTTONS) && |
| 47 | value > 4) |
| 48 | return -EINVAL; |
| 49 | |
| 50 | control = kmalloc(sizeof(struct koneplus_control), GFP_KERNEL); |
| 51 | if (!control) |
| 52 | return -ENOMEM; |
| 53 | |
| 54 | control->command = KONEPLUS_COMMAND_CONTROL; |
| 55 | control->value = value; |
| 56 | control->request = request; |
| 57 | |
| 58 | len = usb_control_msg(usb_dev, usb_sndctrlpipe(usb_dev, 0), |
| 59 | USB_REQ_SET_CONFIGURATION, |
| 60 | USB_TYPE_CLASS | USB_RECIP_INTERFACE | USB_DIR_OUT, |
| 61 | KONEPLUS_USB_COMMAND_CONTROL, 0, control, |
| 62 | sizeof(struct koneplus_control), |
| 63 | USB_CTRL_SET_TIMEOUT); |
| 64 | |
| 65 | kfree(control); |
| 66 | |
| 67 | if (len != sizeof(struct koneplus_control)) |
| 68 | return len; |
| 69 | |
| 70 | return 0; |
| 71 | } |
| 72 | |
| 73 | static int koneplus_receive(struct usb_device *usb_dev, uint usb_command, |
| 74 | void *buf, uint size) { |
| 75 | int len; |
| 76 | |
| 77 | len = usb_control_msg(usb_dev, usb_rcvctrlpipe(usb_dev, 0), |
| 78 | USB_REQ_CLEAR_FEATURE, |
| 79 | USB_TYPE_CLASS | USB_RECIP_INTERFACE | USB_DIR_IN, |
| 80 | usb_command, 0, buf, size, USB_CTRL_SET_TIMEOUT); |
| 81 | |
| 82 | return (len != size) ? -EIO : 0; |
| 83 | } |
| 84 | |
| 85 | static int koneplus_receive_control_status(struct usb_device *usb_dev) |
| 86 | { |
| 87 | int retval; |
| 88 | struct koneplus_control *control; |
| 89 | |
| 90 | control = kmalloc(sizeof(struct koneplus_control), GFP_KERNEL); |
| 91 | if (!control) |
| 92 | return -ENOMEM; |
| 93 | |
| 94 | do { |
| 95 | retval = koneplus_receive(usb_dev, KONEPLUS_USB_COMMAND_CONTROL, |
| 96 | control, sizeof(struct koneplus_control)); |
| 97 | |
| 98 | /* check if we get a completely wrong answer */ |
| 99 | if (retval) |
| 100 | goto out; |
| 101 | |
| 102 | if (control->value == KONEPLUS_CONTROL_REQUEST_STATUS_OK) { |
| 103 | retval = 0; |
| 104 | goto out; |
| 105 | } |
| 106 | |
| 107 | /* indicates that hardware needs some more time to complete action */ |
| 108 | if (control->value == KONEPLUS_CONTROL_REQUEST_STATUS_WAIT) { |
| 109 | msleep(500); /* windows driver uses 1000 */ |
| 110 | continue; |
| 111 | } |
| 112 | |
| 113 | /* seems to be critical - replug necessary */ |
| 114 | if (control->value == KONEPLUS_CONTROL_REQUEST_STATUS_OVERLOAD) { |
| 115 | retval = -EINVAL; |
| 116 | goto out; |
| 117 | } |
| 118 | |
| 119 | dev_err(&usb_dev->dev, "koneplus_receive_control_status: " |
| 120 | "unknown response value 0x%x\n", control->value); |
| 121 | retval = -EINVAL; |
| 122 | goto out; |
| 123 | |
| 124 | } while (1); |
| 125 | out: |
| 126 | kfree(control); |
| 127 | return retval; |
| 128 | } |
| 129 | |
| 130 | static int koneplus_send(struct usb_device *usb_dev, uint command, |
| 131 | void *buf, uint size) { |
| 132 | int len; |
| 133 | |
| 134 | len = usb_control_msg(usb_dev, usb_sndctrlpipe(usb_dev, 0), |
| 135 | USB_REQ_SET_CONFIGURATION, |
| 136 | USB_TYPE_CLASS | USB_RECIP_INTERFACE | USB_DIR_OUT, |
| 137 | command, 0, buf, size, USB_CTRL_SET_TIMEOUT); |
| 138 | |
| 139 | if (len != size) |
| 140 | return -EIO; |
| 141 | |
| 142 | if (koneplus_receive_control_status(usb_dev)) |
| 143 | return -EIO; |
| 144 | |
| 145 | return 0; |
| 146 | } |
| 147 | |
| 148 | static int koneplus_select_profile(struct usb_device *usb_dev, uint number, |
| 149 | enum koneplus_control_requests request) |
| 150 | { |
| 151 | int retval; |
| 152 | |
| 153 | retval = koneplus_send_control(usb_dev, number, request); |
| 154 | if (retval) |
| 155 | return retval; |
| 156 | |
| 157 | /* allow time to settle things - windows driver uses 500 */ |
| 158 | msleep(100); |
| 159 | |
| 160 | retval = koneplus_receive_control_status(usb_dev); |
| 161 | if (retval) |
| 162 | return retval; |
| 163 | |
| 164 | return 0; |
| 165 | } |
| 166 | |
| 167 | static int koneplus_get_info(struct usb_device *usb_dev, |
| 168 | struct koneplus_info *buf) |
| 169 | { |
| 170 | return koneplus_receive(usb_dev, KONEPLUS_USB_COMMAND_INFO, |
| 171 | buf, sizeof(struct koneplus_info)); |
| 172 | } |
| 173 | |
| 174 | static int koneplus_get_profile_settings(struct usb_device *usb_dev, |
| 175 | struct koneplus_profile_settings *buf, uint number) |
| 176 | { |
| 177 | int retval; |
| 178 | |
| 179 | retval = koneplus_select_profile(usb_dev, number, |
| 180 | KONEPLUS_CONTROL_REQUEST_PROFILE_SETTINGS); |
| 181 | if (retval) |
| 182 | return retval; |
| 183 | |
| 184 | return koneplus_receive(usb_dev, KONEPLUS_USB_COMMAND_PROFILE_SETTINGS, |
| 185 | buf, sizeof(struct koneplus_profile_settings)); |
| 186 | } |
| 187 | |
| 188 | static int koneplus_set_profile_settings(struct usb_device *usb_dev, |
| 189 | struct koneplus_profile_settings const *settings) |
| 190 | { |
| 191 | return koneplus_send(usb_dev, KONEPLUS_USB_COMMAND_PROFILE_SETTINGS, |
| 192 | (void *)settings, sizeof(struct koneplus_profile_settings)); |
| 193 | } |
| 194 | |
| 195 | static int koneplus_get_profile_buttons(struct usb_device *usb_dev, |
| 196 | struct koneplus_profile_buttons *buf, int number) |
| 197 | { |
| 198 | int retval; |
| 199 | |
| 200 | retval = koneplus_select_profile(usb_dev, number, |
| 201 | KONEPLUS_CONTROL_REQUEST_PROFILE_BUTTONS); |
| 202 | if (retval) |
| 203 | return retval; |
| 204 | |
| 205 | return koneplus_receive(usb_dev, KONEPLUS_USB_COMMAND_PROFILE_BUTTONS, |
| 206 | buf, sizeof(struct koneplus_profile_buttons)); |
| 207 | } |
| 208 | |
| 209 | static int koneplus_set_profile_buttons(struct usb_device *usb_dev, |
| 210 | struct koneplus_profile_buttons const *buttons) |
| 211 | { |
| 212 | return koneplus_send(usb_dev, KONEPLUS_USB_COMMAND_PROFILE_BUTTONS, |
| 213 | (void *)buttons, sizeof(struct koneplus_profile_buttons)); |
| 214 | } |
| 215 | |
| 216 | /* retval is 0-4 on success, < 0 on error */ |
| 217 | static int koneplus_get_startup_profile(struct usb_device *usb_dev) |
| 218 | { |
| 219 | struct koneplus_startup_profile *buf; |
| 220 | int retval; |
| 221 | |
| 222 | buf = kmalloc(sizeof(struct koneplus_startup_profile), GFP_KERNEL); |
| 223 | |
| 224 | retval = koneplus_receive(usb_dev, KONEPLUS_USB_COMMAND_STARTUP_PROFILE, |
| 225 | buf, sizeof(struct koneplus_startup_profile)); |
| 226 | |
| 227 | if (retval) |
| 228 | goto out; |
| 229 | |
| 230 | retval = buf->startup_profile; |
| 231 | out: |
| 232 | kfree(buf); |
| 233 | return retval; |
| 234 | } |
| 235 | |
| 236 | static int koneplus_set_startup_profile(struct usb_device *usb_dev, |
| 237 | int startup_profile) |
| 238 | { |
| 239 | struct koneplus_startup_profile buf; |
| 240 | |
| 241 | buf.command = KONEPLUS_COMMAND_STARTUP_PROFILE; |
| 242 | buf.size = sizeof(struct koneplus_startup_profile); |
| 243 | buf.startup_profile = startup_profile; |
| 244 | |
| 245 | return koneplus_send(usb_dev, KONEPLUS_USB_COMMAND_STARTUP_PROFILE, |
| 246 | (char *)&buf, sizeof(struct koneplus_profile_buttons)); |
| 247 | } |
| 248 | |
| 249 | static ssize_t koneplus_sysfs_read(struct file *fp, struct kobject *kobj, |
| 250 | char *buf, loff_t off, size_t count, |
| 251 | size_t real_size, uint command) |
| 252 | { |
| 253 | struct device *dev = |
| 254 | container_of(kobj, struct device, kobj)->parent->parent; |
| 255 | struct koneplus_device *koneplus = hid_get_drvdata(dev_get_drvdata(dev)); |
| 256 | struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev)); |
| 257 | int retval; |
| 258 | |
| 259 | if (off != 0 || count != real_size) |
| 260 | return -EINVAL; |
| 261 | |
| 262 | mutex_lock(&koneplus->koneplus_lock); |
| 263 | retval = koneplus_receive(usb_dev, command, buf, real_size); |
| 264 | mutex_unlock(&koneplus->koneplus_lock); |
| 265 | |
| 266 | if (retval) |
| 267 | return retval; |
| 268 | |
| 269 | return real_size; |
| 270 | } |
| 271 | |
| 272 | static ssize_t koneplus_sysfs_write(struct file *fp, struct kobject *kobj, |
| 273 | void const *buf, loff_t off, size_t count, |
| 274 | size_t real_size, uint command) |
| 275 | { |
| 276 | struct device *dev = |
| 277 | container_of(kobj, struct device, kobj)->parent->parent; |
| 278 | struct koneplus_device *koneplus = hid_get_drvdata(dev_get_drvdata(dev)); |
| 279 | struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev)); |
| 280 | int retval; |
| 281 | |
| 282 | if (off != 0 || count != real_size) |
| 283 | return -EINVAL; |
| 284 | |
| 285 | mutex_lock(&koneplus->koneplus_lock); |
| 286 | retval = koneplus_send(usb_dev, command, (void *)buf, real_size); |
| 287 | mutex_unlock(&koneplus->koneplus_lock); |
| 288 | |
| 289 | if (retval) |
| 290 | return retval; |
| 291 | |
| 292 | return real_size; |
| 293 | } |
| 294 | |
| 295 | static ssize_t koneplus_sysfs_write_macro(struct file *fp, |
| 296 | struct kobject *kobj, struct bin_attribute *attr, char *buf, |
| 297 | loff_t off, size_t count) |
| 298 | { |
| 299 | return koneplus_sysfs_write(fp, kobj, buf, off, count, |
| 300 | sizeof(struct koneplus_macro), KONEPLUS_USB_COMMAND_MACRO); |
| 301 | } |
| 302 | |
| 303 | static ssize_t koneplus_sysfs_read_sensor(struct file *fp, |
| 304 | struct kobject *kobj, struct bin_attribute *attr, char *buf, |
| 305 | loff_t off, size_t count) |
| 306 | { |
| 307 | return koneplus_sysfs_read(fp, kobj, buf, off, count, |
| 308 | sizeof(struct koneplus_sensor), KONEPLUS_USB_COMMAND_SENSOR); |
| 309 | } |
| 310 | |
| 311 | static ssize_t koneplus_sysfs_write_sensor(struct file *fp, |
| 312 | struct kobject *kobj, struct bin_attribute *attr, char *buf, |
| 313 | loff_t off, size_t count) |
| 314 | { |
| 315 | return koneplus_sysfs_write(fp, kobj, buf, off, count, |
| 316 | sizeof(struct koneplus_sensor), KONEPLUS_USB_COMMAND_SENSOR); |
| 317 | } |
| 318 | |
| 319 | static ssize_t koneplus_sysfs_write_tcu(struct file *fp, |
| 320 | struct kobject *kobj, struct bin_attribute *attr, char *buf, |
| 321 | loff_t off, size_t count) |
| 322 | { |
| 323 | return koneplus_sysfs_write(fp, kobj, buf, off, count, |
| 324 | sizeof(struct koneplus_tcu), KONEPLUS_USB_COMMAND_TCU); |
| 325 | } |
| 326 | |
| 327 | static ssize_t koneplus_sysfs_read_tcu_image(struct file *fp, |
| 328 | struct kobject *kobj, struct bin_attribute *attr, char *buf, |
| 329 | loff_t off, size_t count) |
| 330 | { |
| 331 | return koneplus_sysfs_read(fp, kobj, buf, off, count, |
| 332 | sizeof(struct koneplus_tcu_image), KONEPLUS_USB_COMMAND_TCU); |
| 333 | } |
| 334 | |
| 335 | static ssize_t koneplus_sysfs_read_profilex_settings(struct file *fp, |
| 336 | struct kobject *kobj, struct bin_attribute *attr, char *buf, |
| 337 | loff_t off, size_t count) |
| 338 | { |
| 339 | struct device *dev = |
| 340 | container_of(kobj, struct device, kobj)->parent->parent; |
| 341 | struct koneplus_device *koneplus = hid_get_drvdata(dev_get_drvdata(dev)); |
| 342 | |
| 343 | if (off >= sizeof(struct koneplus_profile_settings)) |
| 344 | return 0; |
| 345 | |
| 346 | if (off + count > sizeof(struct koneplus_profile_settings)) |
| 347 | count = sizeof(struct koneplus_profile_settings) - off; |
| 348 | |
| 349 | mutex_lock(&koneplus->koneplus_lock); |
| 350 | memcpy(buf, ((void const *)&koneplus->profile_settings[*(uint *)(attr->private)]) + off, |
| 351 | count); |
| 352 | mutex_unlock(&koneplus->koneplus_lock); |
| 353 | |
| 354 | return count; |
| 355 | } |
| 356 | |
| 357 | static ssize_t koneplus_sysfs_write_profile_settings(struct file *fp, |
| 358 | struct kobject *kobj, struct bin_attribute *attr, char *buf, |
| 359 | loff_t off, size_t count) |
| 360 | { |
| 361 | struct device *dev = |
| 362 | container_of(kobj, struct device, kobj)->parent->parent; |
| 363 | struct koneplus_device *koneplus = hid_get_drvdata(dev_get_drvdata(dev)); |
| 364 | struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev)); |
| 365 | int retval = 0; |
| 366 | int difference; |
| 367 | int profile_number; |
| 368 | struct koneplus_profile_settings *profile_settings; |
| 369 | |
| 370 | if (off != 0 || count != sizeof(struct koneplus_profile_settings)) |
| 371 | return -EINVAL; |
| 372 | |
| 373 | profile_number = ((struct koneplus_profile_settings const *)buf)->number; |
| 374 | profile_settings = &koneplus->profile_settings[profile_number]; |
| 375 | |
| 376 | mutex_lock(&koneplus->koneplus_lock); |
| 377 | difference = memcmp(buf, profile_settings, |
| 378 | sizeof(struct koneplus_profile_settings)); |
| 379 | if (difference) { |
| 380 | retval = koneplus_set_profile_settings(usb_dev, |
| 381 | (struct koneplus_profile_settings const *)buf); |
| 382 | if (!retval) |
| 383 | memcpy(profile_settings, buf, |
| 384 | sizeof(struct koneplus_profile_settings)); |
| 385 | } |
| 386 | mutex_unlock(&koneplus->koneplus_lock); |
| 387 | |
| 388 | if (retval) |
| 389 | return retval; |
| 390 | |
| 391 | return sizeof(struct koneplus_profile_settings); |
| 392 | } |
| 393 | |
| 394 | static ssize_t koneplus_sysfs_read_profilex_buttons(struct file *fp, |
| 395 | struct kobject *kobj, struct bin_attribute *attr, char *buf, |
| 396 | loff_t off, size_t count) |
| 397 | { |
| 398 | struct device *dev = |
| 399 | container_of(kobj, struct device, kobj)->parent->parent; |
| 400 | struct koneplus_device *koneplus = hid_get_drvdata(dev_get_drvdata(dev)); |
| 401 | |
| 402 | if (off >= sizeof(struct koneplus_profile_buttons)) |
| 403 | return 0; |
| 404 | |
| 405 | if (off + count > sizeof(struct koneplus_profile_buttons)) |
| 406 | count = sizeof(struct koneplus_profile_buttons) - off; |
| 407 | |
| 408 | mutex_lock(&koneplus->koneplus_lock); |
| 409 | memcpy(buf, ((void const *)&koneplus->profile_buttons[*(uint *)(attr->private)]) + off, |
| 410 | count); |
| 411 | mutex_unlock(&koneplus->koneplus_lock); |
| 412 | |
| 413 | return count; |
| 414 | } |
| 415 | |
| 416 | static ssize_t koneplus_sysfs_write_profile_buttons(struct file *fp, |
| 417 | struct kobject *kobj, struct bin_attribute *attr, char *buf, |
| 418 | loff_t off, size_t count) |
| 419 | { |
| 420 | struct device *dev = |
| 421 | container_of(kobj, struct device, kobj)->parent->parent; |
| 422 | struct koneplus_device *koneplus = hid_get_drvdata(dev_get_drvdata(dev)); |
| 423 | struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev)); |
| 424 | int retval = 0; |
| 425 | int difference; |
| 426 | uint profile_number; |
| 427 | struct koneplus_profile_buttons *profile_buttons; |
| 428 | |
| 429 | if (off != 0 || count != sizeof(struct koneplus_profile_buttons)) |
| 430 | return -EINVAL; |
| 431 | |
| 432 | profile_number = ((struct koneplus_profile_buttons const *)buf)->number; |
| 433 | profile_buttons = &koneplus->profile_buttons[profile_number]; |
| 434 | |
| 435 | mutex_lock(&koneplus->koneplus_lock); |
| 436 | difference = memcmp(buf, profile_buttons, |
| 437 | sizeof(struct koneplus_profile_buttons)); |
| 438 | if (difference) { |
| 439 | retval = koneplus_set_profile_buttons(usb_dev, |
| 440 | (struct koneplus_profile_buttons const *)buf); |
| 441 | if (!retval) |
| 442 | memcpy(profile_buttons, buf, |
| 443 | sizeof(struct koneplus_profile_buttons)); |
| 444 | } |
| 445 | mutex_unlock(&koneplus->koneplus_lock); |
| 446 | |
| 447 | if (retval) |
| 448 | return retval; |
| 449 | |
| 450 | return sizeof(struct koneplus_profile_buttons); |
| 451 | } |
| 452 | |
| 453 | static ssize_t koneplus_sysfs_show_startup_profile(struct device *dev, |
| 454 | struct device_attribute *attr, char *buf) |
| 455 | { |
| 456 | struct koneplus_device *koneplus = |
| 457 | hid_get_drvdata(dev_get_drvdata(dev->parent->parent)); |
| 458 | return snprintf(buf, PAGE_SIZE, "%d\n", koneplus->startup_profile); |
| 459 | } |
| 460 | |
| 461 | static ssize_t koneplus_sysfs_set_startup_profile(struct device *dev, |
| 462 | struct device_attribute *attr, char const *buf, size_t size) |
| 463 | { |
| 464 | struct koneplus_device *koneplus; |
| 465 | struct usb_device *usb_dev; |
| 466 | unsigned long profile; |
| 467 | int retval; |
| 468 | |
| 469 | dev = dev->parent->parent; |
| 470 | koneplus = hid_get_drvdata(dev_get_drvdata(dev)); |
| 471 | usb_dev = interface_to_usbdev(to_usb_interface(dev)); |
| 472 | |
| 473 | retval = strict_strtoul(buf, 10, &profile); |
| 474 | if (retval) |
| 475 | return retval; |
| 476 | |
| 477 | mutex_lock(&koneplus->koneplus_lock); |
| 478 | retval = koneplus_set_startup_profile(usb_dev, profile); |
| 479 | mutex_unlock(&koneplus->koneplus_lock); |
| 480 | if (retval) |
| 481 | return retval; |
| 482 | |
| 483 | return size; |
| 484 | } |
| 485 | |
| 486 | static ssize_t koneplus_sysfs_show_actual_profile(struct device *dev, |
| 487 | struct device_attribute *attr, char *buf) |
| 488 | { |
| 489 | struct koneplus_device *koneplus = |
| 490 | hid_get_drvdata(dev_get_drvdata(dev->parent->parent)); |
| 491 | return snprintf(buf, PAGE_SIZE, "%d\n", koneplus->actual_profile); |
| 492 | } |
| 493 | |
| 494 | static ssize_t koneplus_sysfs_show_firmware_version(struct device *dev, |
| 495 | struct device_attribute *attr, char *buf) |
| 496 | { |
| 497 | struct koneplus_device *koneplus = |
| 498 | hid_get_drvdata(dev_get_drvdata(dev->parent->parent)); |
| 499 | return snprintf(buf, PAGE_SIZE, "%d\n", koneplus->info.firmware_version); |
| 500 | } |
| 501 | |
| 502 | static struct device_attribute koneplus_attributes[] = { |
| 503 | __ATTR(startup_profile, 0660, |
| 504 | koneplus_sysfs_show_startup_profile, |
| 505 | koneplus_sysfs_set_startup_profile), |
| 506 | __ATTR(actual_profile, 0440, |
| 507 | koneplus_sysfs_show_actual_profile, NULL), |
| 508 | __ATTR(firmware_version, 0440, |
| 509 | koneplus_sysfs_show_firmware_version, NULL), |
| 510 | __ATTR_NULL |
| 511 | }; |
| 512 | |
| 513 | static struct bin_attribute koneplus_bin_attributes[] = { |
| 514 | { |
| 515 | .attr = { .name = "sensor", .mode = 0220 }, |
| 516 | .size = sizeof(struct koneplus_sensor), |
| 517 | .read = koneplus_sysfs_read_sensor, |
| 518 | .write = koneplus_sysfs_write_sensor |
| 519 | }, |
| 520 | { |
| 521 | .attr = { .name = "tcu", .mode = 0220 }, |
| 522 | .size = sizeof(struct koneplus_tcu), |
| 523 | .write = koneplus_sysfs_write_tcu |
| 524 | }, |
| 525 | { |
| 526 | .attr = { .name = "tcu_image", .mode = 0440 }, |
| 527 | .size = sizeof(struct koneplus_tcu_image), |
| 528 | .read = koneplus_sysfs_read_tcu_image |
| 529 | }, |
| 530 | { |
| 531 | .attr = { .name = "profile_settings", .mode = 0220 }, |
| 532 | .size = sizeof(struct koneplus_profile_settings), |
| 533 | .write = koneplus_sysfs_write_profile_settings |
| 534 | }, |
| 535 | { |
| 536 | .attr = { .name = "profile1_settings", .mode = 0440 }, |
| 537 | .size = sizeof(struct koneplus_profile_settings), |
| 538 | .read = koneplus_sysfs_read_profilex_settings, |
| 539 | .private = &profile_numbers[0] |
| 540 | }, |
| 541 | { |
| 542 | .attr = { .name = "profile2_settings", .mode = 0440 }, |
| 543 | .size = sizeof(struct koneplus_profile_settings), |
| 544 | .read = koneplus_sysfs_read_profilex_settings, |
| 545 | .private = &profile_numbers[1] |
| 546 | }, |
| 547 | { |
| 548 | .attr = { .name = "profile3_settings", .mode = 0440 }, |
| 549 | .size = sizeof(struct koneplus_profile_settings), |
| 550 | .read = koneplus_sysfs_read_profilex_settings, |
| 551 | .private = &profile_numbers[2] |
| 552 | }, |
| 553 | { |
| 554 | .attr = { .name = "profile4_settings", .mode = 0440 }, |
| 555 | .size = sizeof(struct koneplus_profile_settings), |
| 556 | .read = koneplus_sysfs_read_profilex_settings, |
| 557 | .private = &profile_numbers[3] |
| 558 | }, |
| 559 | { |
| 560 | .attr = { .name = "profile5_settings", .mode = 0440 }, |
| 561 | .size = sizeof(struct koneplus_profile_settings), |
| 562 | .read = koneplus_sysfs_read_profilex_settings, |
| 563 | .private = &profile_numbers[4] |
| 564 | }, |
| 565 | { |
| 566 | .attr = { .name = "profile_buttons", .mode = 0220 }, |
| 567 | .size = sizeof(struct koneplus_profile_buttons), |
| 568 | .write = koneplus_sysfs_write_profile_buttons |
| 569 | }, |
| 570 | { |
| 571 | .attr = { .name = "profile1_buttons", .mode = 0440 }, |
| 572 | .size = sizeof(struct koneplus_profile_buttons), |
| 573 | .read = koneplus_sysfs_read_profilex_buttons, |
| 574 | .private = &profile_numbers[0] |
| 575 | }, |
| 576 | { |
| 577 | .attr = { .name = "profile2_buttons", .mode = 0440 }, |
| 578 | .size = sizeof(struct koneplus_profile_buttons), |
| 579 | .read = koneplus_sysfs_read_profilex_buttons, |
| 580 | .private = &profile_numbers[1] |
| 581 | }, |
| 582 | { |
| 583 | .attr = { .name = "profile3_buttons", .mode = 0440 }, |
| 584 | .size = sizeof(struct koneplus_profile_buttons), |
| 585 | .read = koneplus_sysfs_read_profilex_buttons, |
| 586 | .private = &profile_numbers[2] |
| 587 | }, |
| 588 | { |
| 589 | .attr = { .name = "profile4_buttons", .mode = 0440 }, |
| 590 | .size = sizeof(struct koneplus_profile_buttons), |
| 591 | .read = koneplus_sysfs_read_profilex_buttons, |
| 592 | .private = &profile_numbers[3] |
| 593 | }, |
| 594 | { |
| 595 | .attr = { .name = "profile5_buttons", .mode = 0440 }, |
| 596 | .size = sizeof(struct koneplus_profile_buttons), |
| 597 | .read = koneplus_sysfs_read_profilex_buttons, |
| 598 | .private = &profile_numbers[4] |
| 599 | }, |
| 600 | { |
| 601 | .attr = { .name = "macro", .mode = 0220 }, |
| 602 | .size = sizeof(struct koneplus_macro), |
| 603 | .write = koneplus_sysfs_write_macro |
| 604 | }, |
| 605 | __ATTR_NULL |
| 606 | }; |
| 607 | |
| 608 | static int koneplus_init_koneplus_device_struct(struct usb_device *usb_dev, |
| 609 | struct koneplus_device *koneplus) |
| 610 | { |
| 611 | int retval, i; |
| 612 | static uint wait = 70; /* device will freeze with just 60 */ |
| 613 | |
| 614 | mutex_init(&koneplus->koneplus_lock); |
| 615 | |
| 616 | koneplus->startup_profile = koneplus_get_startup_profile(usb_dev); |
| 617 | |
| 618 | msleep(wait); |
| 619 | retval = koneplus_get_info(usb_dev, &koneplus->info); |
| 620 | if (retval) |
| 621 | return retval; |
| 622 | |
| 623 | for (i = 0; i < 5; ++i) { |
| 624 | msleep(wait); |
| 625 | retval = koneplus_get_profile_settings(usb_dev, |
| 626 | &koneplus->profile_settings[i], i); |
| 627 | if (retval) |
| 628 | return retval; |
| 629 | |
| 630 | msleep(wait); |
| 631 | retval = koneplus_get_profile_buttons(usb_dev, |
| 632 | &koneplus->profile_buttons[i], i); |
| 633 | if (retval) |
| 634 | return retval; |
| 635 | } |
| 636 | |
| 637 | koneplus_profile_activated(koneplus, koneplus->startup_profile); |
| 638 | |
| 639 | return 0; |
| 640 | } |
| 641 | |
| 642 | static int koneplus_init_specials(struct hid_device *hdev) |
| 643 | { |
| 644 | struct usb_interface *intf = to_usb_interface(hdev->dev.parent); |
| 645 | struct usb_device *usb_dev = interface_to_usbdev(intf); |
| 646 | struct koneplus_device *koneplus; |
| 647 | int retval; |
| 648 | |
| 649 | if (intf->cur_altsetting->desc.bInterfaceProtocol |
| 650 | == USB_INTERFACE_PROTOCOL_MOUSE) { |
| 651 | |
| 652 | koneplus = kzalloc(sizeof(*koneplus), GFP_KERNEL); |
| 653 | if (!koneplus) { |
| 654 | dev_err(&hdev->dev, "can't alloc device descriptor\n"); |
| 655 | return -ENOMEM; |
| 656 | } |
| 657 | hid_set_drvdata(hdev, koneplus); |
| 658 | |
| 659 | retval = koneplus_init_koneplus_device_struct(usb_dev, koneplus); |
| 660 | if (retval) { |
| 661 | dev_err(&hdev->dev, |
| 662 | "couldn't init struct koneplus_device\n"); |
| 663 | goto exit_free; |
| 664 | } |
| 665 | |
| 666 | retval = roccat_connect(koneplus_class, hdev); |
| 667 | if (retval < 0) { |
| 668 | dev_err(&hdev->dev, "couldn't init char dev\n"); |
| 669 | } else { |
| 670 | koneplus->chrdev_minor = retval; |
| 671 | koneplus->roccat_claimed = 1; |
| 672 | } |
| 673 | } else { |
| 674 | hid_set_drvdata(hdev, NULL); |
| 675 | } |
| 676 | |
| 677 | return 0; |
| 678 | exit_free: |
| 679 | kfree(koneplus); |
| 680 | return retval; |
| 681 | } |
| 682 | |
| 683 | static void koneplus_remove_specials(struct hid_device *hdev) |
| 684 | { |
| 685 | struct usb_interface *intf = to_usb_interface(hdev->dev.parent); |
| 686 | struct koneplus_device *koneplus; |
| 687 | |
| 688 | if (intf->cur_altsetting->desc.bInterfaceProtocol |
| 689 | == USB_INTERFACE_PROTOCOL_MOUSE) { |
| 690 | koneplus = hid_get_drvdata(hdev); |
| 691 | if (koneplus->roccat_claimed) |
| 692 | roccat_disconnect(koneplus->chrdev_minor); |
| 693 | kfree(koneplus); |
| 694 | } |
| 695 | } |
| 696 | |
| 697 | static int koneplus_probe(struct hid_device *hdev, |
| 698 | const struct hid_device_id *id) |
| 699 | { |
| 700 | int retval; |
| 701 | |
| 702 | retval = hid_parse(hdev); |
| 703 | if (retval) { |
| 704 | dev_err(&hdev->dev, "parse failed\n"); |
| 705 | goto exit; |
| 706 | } |
| 707 | |
| 708 | retval = hid_hw_start(hdev, HID_CONNECT_DEFAULT); |
| 709 | if (retval) { |
| 710 | dev_err(&hdev->dev, "hw start failed\n"); |
| 711 | goto exit; |
| 712 | } |
| 713 | |
| 714 | retval = koneplus_init_specials(hdev); |
| 715 | if (retval) { |
| 716 | dev_err(&hdev->dev, "couldn't install mouse\n"); |
| 717 | goto exit_stop; |
| 718 | } |
| 719 | |
| 720 | return 0; |
| 721 | |
| 722 | exit_stop: |
| 723 | hid_hw_stop(hdev); |
| 724 | exit: |
| 725 | return retval; |
| 726 | } |
| 727 | |
| 728 | static void koneplus_remove(struct hid_device *hdev) |
| 729 | { |
| 730 | koneplus_remove_specials(hdev); |
| 731 | hid_hw_stop(hdev); |
| 732 | } |
| 733 | |
| 734 | static void koneplus_keep_values_up_to_date(struct koneplus_device *koneplus, |
| 735 | u8 const *data) |
| 736 | { |
| 737 | struct koneplus_mouse_report_button const *button_report; |
| 738 | |
| 739 | switch (data[0]) { |
| 740 | case KONEPLUS_MOUSE_REPORT_NUMBER_BUTTON: |
| 741 | button_report = (struct koneplus_mouse_report_button const *)data; |
| 742 | switch (button_report->type) { |
| 743 | case KONEPLUS_MOUSE_REPORT_BUTTON_TYPE_PROFILE: |
| 744 | koneplus_profile_activated(koneplus, button_report->data1 - 1); |
| 745 | break; |
| 746 | } |
| 747 | break; |
| 748 | } |
| 749 | } |
| 750 | |
| 751 | static void koneplus_report_to_chrdev(struct koneplus_device const *koneplus, |
| 752 | u8 const *data) |
| 753 | { |
| 754 | struct koneplus_roccat_report roccat_report; |
| 755 | struct koneplus_mouse_report_button const *button_report; |
| 756 | |
| 757 | if (data[0] != KONEPLUS_MOUSE_REPORT_NUMBER_BUTTON) |
| 758 | return; |
| 759 | |
| 760 | button_report = (struct koneplus_mouse_report_button const *)data; |
| 761 | |
| 762 | if ((button_report->type == KONEPLUS_MOUSE_REPORT_BUTTON_TYPE_QUICKLAUNCH || |
| 763 | button_report->type == KONEPLUS_MOUSE_REPORT_BUTTON_TYPE_TIMER) && |
| 764 | button_report->data2 != KONEPLUS_MOUSE_REPORT_BUTTON_ACTION_PRESS) |
| 765 | return; |
| 766 | |
| 767 | roccat_report.type = button_report->type; |
| 768 | roccat_report.data1 = button_report->data1; |
| 769 | roccat_report.data2 = button_report->data2; |
| 770 | roccat_report.profile = koneplus->actual_profile + 1; |
| 771 | roccat_report_event(koneplus->chrdev_minor, |
| 772 | (uint8_t const *)&roccat_report, |
| 773 | sizeof(struct koneplus_roccat_report)); |
| 774 | } |
| 775 | |
| 776 | static int koneplus_raw_event(struct hid_device *hdev, |
| 777 | struct hid_report *report, u8 *data, int size) |
| 778 | { |
| 779 | struct usb_interface *intf = to_usb_interface(hdev->dev.parent); |
| 780 | struct koneplus_device *koneplus = hid_get_drvdata(hdev); |
| 781 | |
| 782 | if (intf->cur_altsetting->desc.bInterfaceProtocol |
| 783 | != USB_INTERFACE_PROTOCOL_MOUSE) |
| 784 | return 0; |
| 785 | |
| 786 | koneplus_keep_values_up_to_date(koneplus, data); |
| 787 | |
| 788 | if (koneplus->roccat_claimed) |
| 789 | koneplus_report_to_chrdev(koneplus, data); |
| 790 | |
| 791 | return 0; |
| 792 | } |
| 793 | |
| 794 | static const struct hid_device_id koneplus_devices[] = { |
| 795 | { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONEPLUS) }, |
| 796 | { } |
| 797 | }; |
| 798 | |
| 799 | MODULE_DEVICE_TABLE(hid, koneplus_devices); |
| 800 | |
| 801 | static struct hid_driver koneplus_driver = { |
| 802 | .name = "koneplus", |
| 803 | .id_table = koneplus_devices, |
| 804 | .probe = koneplus_probe, |
| 805 | .remove = koneplus_remove, |
| 806 | .raw_event = koneplus_raw_event |
| 807 | }; |
| 808 | |
| 809 | static int __init koneplus_init(void) |
| 810 | { |
| 811 | int retval; |
| 812 | |
| 813 | /* class name has to be same as driver name */ |
| 814 | koneplus_class = class_create(THIS_MODULE, "koneplus"); |
| 815 | if (IS_ERR(koneplus_class)) |
| 816 | return PTR_ERR(koneplus_class); |
| 817 | koneplus_class->dev_attrs = koneplus_attributes; |
| 818 | koneplus_class->dev_bin_attrs = koneplus_bin_attributes; |
| 819 | |
| 820 | retval = hid_register_driver(&koneplus_driver); |
| 821 | if (retval) |
| 822 | class_destroy(koneplus_class); |
| 823 | return retval; |
| 824 | } |
| 825 | |
| 826 | static void __exit koneplus_exit(void) |
| 827 | { |
| 828 | class_destroy(koneplus_class); |
| 829 | hid_unregister_driver(&koneplus_driver); |
| 830 | } |
| 831 | |
| 832 | module_init(koneplus_init); |
| 833 | module_exit(koneplus_exit); |
| 834 | |
| 835 | MODULE_AUTHOR("Stefan Achatz"); |
| 836 | MODULE_DESCRIPTION("USB Roccat Kone[+] driver"); |
| 837 | MODULE_LICENSE("GPL v2"); |