| 1 | // SPDX-License-Identifier: GPL-2.0-or-later |
| 2 | /* |
| 3 | * Roccat Pyra driver for Linux |
| 4 | * |
| 5 | * Copyright (c) 2010 Stefan Achatz <erazor_de@users.sourceforge.net> |
| 6 | */ |
| 7 | |
| 8 | /* |
| 9 | */ |
| 10 | |
| 11 | /* |
| 12 | * Roccat Pyra is a mobile gamer mouse which comes in wired and wireless |
| 13 | * variant. Wireless variant is not tested. |
| 14 | * Userland tools can be found at http://sourceforge.net/projects/roccat |
| 15 | */ |
| 16 | |
| 17 | #include <linux/device.h> |
| 18 | #include <linux/input.h> |
| 19 | #include <linux/hid.h> |
| 20 | #include <linux/module.h> |
| 21 | #include <linux/slab.h> |
| 22 | #include <linux/hid-roccat.h> |
| 23 | #include "hid-ids.h" |
| 24 | #include "hid-roccat-common.h" |
| 25 | #include "hid-roccat-pyra.h" |
| 26 | |
| 27 | static uint profile_numbers[5] = {0, 1, 2, 3, 4}; |
| 28 | |
| 29 | static void profile_activated(struct pyra_device *pyra, |
| 30 | unsigned int new_profile) |
| 31 | { |
| 32 | if (new_profile >= ARRAY_SIZE(pyra->profile_settings)) |
| 33 | return; |
| 34 | pyra->actual_profile = new_profile; |
| 35 | pyra->actual_cpi = pyra->profile_settings[pyra->actual_profile].y_cpi; |
| 36 | } |
| 37 | |
| 38 | static int pyra_send_control(struct usb_device *usb_dev, int value, |
| 39 | enum pyra_control_requests request) |
| 40 | { |
| 41 | struct roccat_common2_control control; |
| 42 | |
| 43 | if ((request == PYRA_CONTROL_REQUEST_PROFILE_SETTINGS || |
| 44 | request == PYRA_CONTROL_REQUEST_PROFILE_BUTTONS) && |
| 45 | (value < 0 || value > 4)) |
| 46 | return -EINVAL; |
| 47 | |
| 48 | control.command = ROCCAT_COMMON_COMMAND_CONTROL; |
| 49 | control.value = value; |
| 50 | control.request = request; |
| 51 | |
| 52 | return roccat_common2_send(usb_dev, ROCCAT_COMMON_COMMAND_CONTROL, |
| 53 | &control, sizeof(struct roccat_common2_control)); |
| 54 | } |
| 55 | |
| 56 | static int pyra_get_profile_settings(struct usb_device *usb_dev, |
| 57 | struct pyra_profile_settings *buf, int number) |
| 58 | { |
| 59 | int retval; |
| 60 | retval = pyra_send_control(usb_dev, number, |
| 61 | PYRA_CONTROL_REQUEST_PROFILE_SETTINGS); |
| 62 | if (retval) |
| 63 | return retval; |
| 64 | return roccat_common2_receive(usb_dev, PYRA_COMMAND_PROFILE_SETTINGS, |
| 65 | buf, PYRA_SIZE_PROFILE_SETTINGS); |
| 66 | } |
| 67 | |
| 68 | static int pyra_get_settings(struct usb_device *usb_dev, |
| 69 | struct pyra_settings *buf) |
| 70 | { |
| 71 | return roccat_common2_receive(usb_dev, PYRA_COMMAND_SETTINGS, |
| 72 | buf, PYRA_SIZE_SETTINGS); |
| 73 | } |
| 74 | |
| 75 | static int pyra_set_settings(struct usb_device *usb_dev, |
| 76 | struct pyra_settings const *settings) |
| 77 | { |
| 78 | return roccat_common2_send_with_status(usb_dev, |
| 79 | PYRA_COMMAND_SETTINGS, settings, |
| 80 | PYRA_SIZE_SETTINGS); |
| 81 | } |
| 82 | |
| 83 | static ssize_t pyra_sysfs_read(struct file *fp, struct kobject *kobj, |
| 84 | char *buf, loff_t off, size_t count, |
| 85 | size_t real_size, uint command) |
| 86 | { |
| 87 | struct device *dev = kobj_to_dev(kobj)->parent->parent; |
| 88 | struct pyra_device *pyra = hid_get_drvdata(dev_get_drvdata(dev)); |
| 89 | struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev)); |
| 90 | int retval; |
| 91 | |
| 92 | if (off >= real_size) |
| 93 | return 0; |
| 94 | |
| 95 | if (off != 0 || count != real_size) |
| 96 | return -EINVAL; |
| 97 | |
| 98 | mutex_lock(&pyra->pyra_lock); |
| 99 | retval = roccat_common2_receive(usb_dev, command, buf, real_size); |
| 100 | mutex_unlock(&pyra->pyra_lock); |
| 101 | |
| 102 | if (retval) |
| 103 | return retval; |
| 104 | |
| 105 | return real_size; |
| 106 | } |
| 107 | |
| 108 | static ssize_t pyra_sysfs_write(struct file *fp, struct kobject *kobj, |
| 109 | void const *buf, loff_t off, size_t count, |
| 110 | size_t real_size, uint command) |
| 111 | { |
| 112 | struct device *dev = kobj_to_dev(kobj)->parent->parent; |
| 113 | struct pyra_device *pyra = hid_get_drvdata(dev_get_drvdata(dev)); |
| 114 | struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev)); |
| 115 | int retval; |
| 116 | |
| 117 | if (off != 0 || count != real_size) |
| 118 | return -EINVAL; |
| 119 | |
| 120 | mutex_lock(&pyra->pyra_lock); |
| 121 | retval = roccat_common2_send_with_status(usb_dev, command, (void *)buf, real_size); |
| 122 | mutex_unlock(&pyra->pyra_lock); |
| 123 | |
| 124 | if (retval) |
| 125 | return retval; |
| 126 | |
| 127 | return real_size; |
| 128 | } |
| 129 | |
| 130 | #define PYRA_SYSFS_W(thingy, THINGY) \ |
| 131 | static ssize_t pyra_sysfs_write_ ## thingy(struct file *fp, \ |
| 132 | struct kobject *kobj, struct bin_attribute *attr, char *buf, \ |
| 133 | loff_t off, size_t count) \ |
| 134 | { \ |
| 135 | return pyra_sysfs_write(fp, kobj, buf, off, count, \ |
| 136 | PYRA_SIZE_ ## THINGY, PYRA_COMMAND_ ## THINGY); \ |
| 137 | } |
| 138 | |
| 139 | #define PYRA_SYSFS_R(thingy, THINGY) \ |
| 140 | static ssize_t pyra_sysfs_read_ ## thingy(struct file *fp, \ |
| 141 | struct kobject *kobj, struct bin_attribute *attr, char *buf, \ |
| 142 | loff_t off, size_t count) \ |
| 143 | { \ |
| 144 | return pyra_sysfs_read(fp, kobj, buf, off, count, \ |
| 145 | PYRA_SIZE_ ## THINGY, PYRA_COMMAND_ ## THINGY); \ |
| 146 | } |
| 147 | |
| 148 | #define PYRA_SYSFS_RW(thingy, THINGY) \ |
| 149 | PYRA_SYSFS_W(thingy, THINGY) \ |
| 150 | PYRA_SYSFS_R(thingy, THINGY) |
| 151 | |
| 152 | #define PYRA_BIN_ATTRIBUTE_RW(thingy, THINGY) \ |
| 153 | PYRA_SYSFS_RW(thingy, THINGY); \ |
| 154 | static struct bin_attribute bin_attr_##thingy = { \ |
| 155 | .attr = { .name = #thingy, .mode = 0660 }, \ |
| 156 | .size = PYRA_SIZE_ ## THINGY, \ |
| 157 | .read = pyra_sysfs_read_ ## thingy, \ |
| 158 | .write = pyra_sysfs_write_ ## thingy \ |
| 159 | } |
| 160 | |
| 161 | #define PYRA_BIN_ATTRIBUTE_R(thingy, THINGY) \ |
| 162 | PYRA_SYSFS_R(thingy, THINGY); \ |
| 163 | static struct bin_attribute bin_attr_##thingy = { \ |
| 164 | .attr = { .name = #thingy, .mode = 0440 }, \ |
| 165 | .size = PYRA_SIZE_ ## THINGY, \ |
| 166 | .read = pyra_sysfs_read_ ## thingy, \ |
| 167 | } |
| 168 | |
| 169 | #define PYRA_BIN_ATTRIBUTE_W(thingy, THINGY) \ |
| 170 | PYRA_SYSFS_W(thingy, THINGY); \ |
| 171 | static struct bin_attribute bin_attr_##thingy = { \ |
| 172 | .attr = { .name = #thingy, .mode = 0220 }, \ |
| 173 | .size = PYRA_SIZE_ ## THINGY, \ |
| 174 | .write = pyra_sysfs_write_ ## thingy \ |
| 175 | } |
| 176 | |
| 177 | PYRA_BIN_ATTRIBUTE_W(control, CONTROL); |
| 178 | PYRA_BIN_ATTRIBUTE_RW(info, INFO); |
| 179 | PYRA_BIN_ATTRIBUTE_RW(profile_settings, PROFILE_SETTINGS); |
| 180 | PYRA_BIN_ATTRIBUTE_RW(profile_buttons, PROFILE_BUTTONS); |
| 181 | |
| 182 | static ssize_t pyra_sysfs_read_profilex_settings(struct file *fp, |
| 183 | struct kobject *kobj, struct bin_attribute *attr, char *buf, |
| 184 | loff_t off, size_t count) |
| 185 | { |
| 186 | struct device *dev = kobj_to_dev(kobj)->parent->parent; |
| 187 | struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev)); |
| 188 | ssize_t retval; |
| 189 | |
| 190 | retval = pyra_send_control(usb_dev, *(uint *)(attr->private), |
| 191 | PYRA_CONTROL_REQUEST_PROFILE_SETTINGS); |
| 192 | if (retval) |
| 193 | return retval; |
| 194 | |
| 195 | return pyra_sysfs_read(fp, kobj, buf, off, count, |
| 196 | PYRA_SIZE_PROFILE_SETTINGS, |
| 197 | PYRA_COMMAND_PROFILE_SETTINGS); |
| 198 | } |
| 199 | |
| 200 | static ssize_t pyra_sysfs_read_profilex_buttons(struct file *fp, |
| 201 | struct kobject *kobj, struct bin_attribute *attr, char *buf, |
| 202 | loff_t off, size_t count) |
| 203 | { |
| 204 | struct device *dev = kobj_to_dev(kobj)->parent->parent; |
| 205 | struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev)); |
| 206 | ssize_t retval; |
| 207 | |
| 208 | retval = pyra_send_control(usb_dev, *(uint *)(attr->private), |
| 209 | PYRA_CONTROL_REQUEST_PROFILE_BUTTONS); |
| 210 | if (retval) |
| 211 | return retval; |
| 212 | |
| 213 | return pyra_sysfs_read(fp, kobj, buf, off, count, |
| 214 | PYRA_SIZE_PROFILE_BUTTONS, |
| 215 | PYRA_COMMAND_PROFILE_BUTTONS); |
| 216 | } |
| 217 | |
| 218 | #define PROFILE_ATTR(number) \ |
| 219 | static struct bin_attribute bin_attr_profile##number##_settings = { \ |
| 220 | .attr = { .name = "profile" #number "_settings", .mode = 0440 }, \ |
| 221 | .size = PYRA_SIZE_PROFILE_SETTINGS, \ |
| 222 | .read = pyra_sysfs_read_profilex_settings, \ |
| 223 | .private = &profile_numbers[number-1], \ |
| 224 | }; \ |
| 225 | static struct bin_attribute bin_attr_profile##number##_buttons = { \ |
| 226 | .attr = { .name = "profile" #number "_buttons", .mode = 0440 }, \ |
| 227 | .size = PYRA_SIZE_PROFILE_BUTTONS, \ |
| 228 | .read = pyra_sysfs_read_profilex_buttons, \ |
| 229 | .private = &profile_numbers[number-1], \ |
| 230 | }; |
| 231 | PROFILE_ATTR(1); |
| 232 | PROFILE_ATTR(2); |
| 233 | PROFILE_ATTR(3); |
| 234 | PROFILE_ATTR(4); |
| 235 | PROFILE_ATTR(5); |
| 236 | |
| 237 | static ssize_t pyra_sysfs_write_settings(struct file *fp, |
| 238 | struct kobject *kobj, struct bin_attribute *attr, char *buf, |
| 239 | loff_t off, size_t count) |
| 240 | { |
| 241 | struct device *dev = kobj_to_dev(kobj)->parent->parent; |
| 242 | struct pyra_device *pyra = hid_get_drvdata(dev_get_drvdata(dev)); |
| 243 | struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev)); |
| 244 | int retval = 0; |
| 245 | struct pyra_roccat_report roccat_report; |
| 246 | struct pyra_settings const *settings; |
| 247 | |
| 248 | if (off != 0 || count != PYRA_SIZE_SETTINGS) |
| 249 | return -EINVAL; |
| 250 | |
| 251 | settings = (struct pyra_settings const *)buf; |
| 252 | if (settings->startup_profile >= ARRAY_SIZE(pyra->profile_settings)) |
| 253 | return -EINVAL; |
| 254 | |
| 255 | mutex_lock(&pyra->pyra_lock); |
| 256 | |
| 257 | retval = pyra_set_settings(usb_dev, settings); |
| 258 | if (retval) { |
| 259 | mutex_unlock(&pyra->pyra_lock); |
| 260 | return retval; |
| 261 | } |
| 262 | |
| 263 | profile_activated(pyra, settings->startup_profile); |
| 264 | |
| 265 | roccat_report.type = PYRA_MOUSE_EVENT_BUTTON_TYPE_PROFILE_2; |
| 266 | roccat_report.value = settings->startup_profile + 1; |
| 267 | roccat_report.key = 0; |
| 268 | roccat_report_event(pyra->chrdev_minor, |
| 269 | (uint8_t const *)&roccat_report); |
| 270 | |
| 271 | mutex_unlock(&pyra->pyra_lock); |
| 272 | return PYRA_SIZE_SETTINGS; |
| 273 | } |
| 274 | |
| 275 | PYRA_SYSFS_R(settings, SETTINGS); |
| 276 | static struct bin_attribute bin_attr_settings = |
| 277 | __BIN_ATTR(settings, (S_IWUSR | S_IRUGO), |
| 278 | pyra_sysfs_read_settings, pyra_sysfs_write_settings, |
| 279 | PYRA_SIZE_SETTINGS); |
| 280 | |
| 281 | static ssize_t pyra_sysfs_show_actual_cpi(struct device *dev, |
| 282 | struct device_attribute *attr, char *buf) |
| 283 | { |
| 284 | struct pyra_device *pyra = |
| 285 | hid_get_drvdata(dev_get_drvdata(dev->parent->parent)); |
| 286 | return snprintf(buf, PAGE_SIZE, "%d\n", pyra->actual_cpi); |
| 287 | } |
| 288 | static DEVICE_ATTR(actual_cpi, 0440, pyra_sysfs_show_actual_cpi, NULL); |
| 289 | |
| 290 | static ssize_t pyra_sysfs_show_actual_profile(struct device *dev, |
| 291 | struct device_attribute *attr, char *buf) |
| 292 | { |
| 293 | struct pyra_device *pyra = |
| 294 | hid_get_drvdata(dev_get_drvdata(dev->parent->parent)); |
| 295 | struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev)); |
| 296 | struct pyra_settings settings; |
| 297 | |
| 298 | mutex_lock(&pyra->pyra_lock); |
| 299 | roccat_common2_receive(usb_dev, PYRA_COMMAND_SETTINGS, |
| 300 | &settings, PYRA_SIZE_SETTINGS); |
| 301 | mutex_unlock(&pyra->pyra_lock); |
| 302 | |
| 303 | return snprintf(buf, PAGE_SIZE, "%d\n", settings.startup_profile); |
| 304 | } |
| 305 | static DEVICE_ATTR(actual_profile, 0440, pyra_sysfs_show_actual_profile, NULL); |
| 306 | static DEVICE_ATTR(startup_profile, 0440, pyra_sysfs_show_actual_profile, NULL); |
| 307 | |
| 308 | static ssize_t pyra_sysfs_show_firmware_version(struct device *dev, |
| 309 | struct device_attribute *attr, char *buf) |
| 310 | { |
| 311 | struct pyra_device *pyra; |
| 312 | struct usb_device *usb_dev; |
| 313 | struct pyra_info info; |
| 314 | |
| 315 | dev = dev->parent->parent; |
| 316 | pyra = hid_get_drvdata(dev_get_drvdata(dev)); |
| 317 | usb_dev = interface_to_usbdev(to_usb_interface(dev)); |
| 318 | |
| 319 | mutex_lock(&pyra->pyra_lock); |
| 320 | roccat_common2_receive(usb_dev, PYRA_COMMAND_INFO, |
| 321 | &info, PYRA_SIZE_INFO); |
| 322 | mutex_unlock(&pyra->pyra_lock); |
| 323 | |
| 324 | return snprintf(buf, PAGE_SIZE, "%d\n", info.firmware_version); |
| 325 | } |
| 326 | static DEVICE_ATTR(firmware_version, 0440, pyra_sysfs_show_firmware_version, |
| 327 | NULL); |
| 328 | |
| 329 | static struct attribute *pyra_attrs[] = { |
| 330 | &dev_attr_actual_cpi.attr, |
| 331 | &dev_attr_actual_profile.attr, |
| 332 | &dev_attr_firmware_version.attr, |
| 333 | &dev_attr_startup_profile.attr, |
| 334 | NULL, |
| 335 | }; |
| 336 | |
| 337 | static struct bin_attribute *pyra_bin_attributes[] = { |
| 338 | &bin_attr_control, |
| 339 | &bin_attr_info, |
| 340 | &bin_attr_profile_settings, |
| 341 | &bin_attr_profile_buttons, |
| 342 | &bin_attr_settings, |
| 343 | &bin_attr_profile1_settings, |
| 344 | &bin_attr_profile2_settings, |
| 345 | &bin_attr_profile3_settings, |
| 346 | &bin_attr_profile4_settings, |
| 347 | &bin_attr_profile5_settings, |
| 348 | &bin_attr_profile1_buttons, |
| 349 | &bin_attr_profile2_buttons, |
| 350 | &bin_attr_profile3_buttons, |
| 351 | &bin_attr_profile4_buttons, |
| 352 | &bin_attr_profile5_buttons, |
| 353 | NULL, |
| 354 | }; |
| 355 | |
| 356 | static const struct attribute_group pyra_group = { |
| 357 | .attrs = pyra_attrs, |
| 358 | .bin_attrs = pyra_bin_attributes, |
| 359 | }; |
| 360 | |
| 361 | static const struct attribute_group *pyra_groups[] = { |
| 362 | &pyra_group, |
| 363 | NULL, |
| 364 | }; |
| 365 | |
| 366 | /* pyra_class is used for creating sysfs attributes via roccat char device */ |
| 367 | static const struct class pyra_class = { |
| 368 | .name = "pyra", |
| 369 | .dev_groups = pyra_groups, |
| 370 | }; |
| 371 | |
| 372 | static int pyra_init_pyra_device_struct(struct usb_device *usb_dev, |
| 373 | struct pyra_device *pyra) |
| 374 | { |
| 375 | struct pyra_settings settings; |
| 376 | int retval, i; |
| 377 | |
| 378 | mutex_init(&pyra->pyra_lock); |
| 379 | |
| 380 | retval = pyra_get_settings(usb_dev, &settings); |
| 381 | if (retval) |
| 382 | return retval; |
| 383 | |
| 384 | for (i = 0; i < 5; ++i) { |
| 385 | retval = pyra_get_profile_settings(usb_dev, |
| 386 | &pyra->profile_settings[i], i); |
| 387 | if (retval) |
| 388 | return retval; |
| 389 | } |
| 390 | |
| 391 | profile_activated(pyra, settings.startup_profile); |
| 392 | |
| 393 | return 0; |
| 394 | } |
| 395 | |
| 396 | static int pyra_init_specials(struct hid_device *hdev) |
| 397 | { |
| 398 | struct usb_interface *intf = to_usb_interface(hdev->dev.parent); |
| 399 | struct usb_device *usb_dev = interface_to_usbdev(intf); |
| 400 | struct pyra_device *pyra; |
| 401 | int retval; |
| 402 | |
| 403 | if (intf->cur_altsetting->desc.bInterfaceProtocol |
| 404 | == USB_INTERFACE_PROTOCOL_MOUSE) { |
| 405 | |
| 406 | pyra = kzalloc(sizeof(*pyra), GFP_KERNEL); |
| 407 | if (!pyra) { |
| 408 | hid_err(hdev, "can't alloc device descriptor\n"); |
| 409 | return -ENOMEM; |
| 410 | } |
| 411 | hid_set_drvdata(hdev, pyra); |
| 412 | |
| 413 | retval = pyra_init_pyra_device_struct(usb_dev, pyra); |
| 414 | if (retval) { |
| 415 | hid_err(hdev, "couldn't init struct pyra_device\n"); |
| 416 | goto exit_free; |
| 417 | } |
| 418 | |
| 419 | retval = roccat_connect(&pyra_class, hdev, |
| 420 | sizeof(struct pyra_roccat_report)); |
| 421 | if (retval < 0) { |
| 422 | hid_err(hdev, "couldn't init char dev\n"); |
| 423 | } else { |
| 424 | pyra->chrdev_minor = retval; |
| 425 | pyra->roccat_claimed = 1; |
| 426 | } |
| 427 | } else { |
| 428 | hid_set_drvdata(hdev, NULL); |
| 429 | } |
| 430 | |
| 431 | return 0; |
| 432 | exit_free: |
| 433 | kfree(pyra); |
| 434 | return retval; |
| 435 | } |
| 436 | |
| 437 | static void pyra_remove_specials(struct hid_device *hdev) |
| 438 | { |
| 439 | struct usb_interface *intf = to_usb_interface(hdev->dev.parent); |
| 440 | struct pyra_device *pyra; |
| 441 | |
| 442 | if (intf->cur_altsetting->desc.bInterfaceProtocol |
| 443 | == USB_INTERFACE_PROTOCOL_MOUSE) { |
| 444 | pyra = hid_get_drvdata(hdev); |
| 445 | if (pyra->roccat_claimed) |
| 446 | roccat_disconnect(pyra->chrdev_minor); |
| 447 | kfree(hid_get_drvdata(hdev)); |
| 448 | } |
| 449 | } |
| 450 | |
| 451 | static int pyra_probe(struct hid_device *hdev, const struct hid_device_id *id) |
| 452 | { |
| 453 | int retval; |
| 454 | |
| 455 | if (!hid_is_usb(hdev)) |
| 456 | return -EINVAL; |
| 457 | |
| 458 | retval = hid_parse(hdev); |
| 459 | if (retval) { |
| 460 | hid_err(hdev, "parse failed\n"); |
| 461 | goto exit; |
| 462 | } |
| 463 | |
| 464 | retval = hid_hw_start(hdev, HID_CONNECT_DEFAULT); |
| 465 | if (retval) { |
| 466 | hid_err(hdev, "hw start failed\n"); |
| 467 | goto exit; |
| 468 | } |
| 469 | |
| 470 | retval = pyra_init_specials(hdev); |
| 471 | if (retval) { |
| 472 | hid_err(hdev, "couldn't install mouse\n"); |
| 473 | goto exit_stop; |
| 474 | } |
| 475 | return 0; |
| 476 | |
| 477 | exit_stop: |
| 478 | hid_hw_stop(hdev); |
| 479 | exit: |
| 480 | return retval; |
| 481 | } |
| 482 | |
| 483 | static void pyra_remove(struct hid_device *hdev) |
| 484 | { |
| 485 | pyra_remove_specials(hdev); |
| 486 | hid_hw_stop(hdev); |
| 487 | } |
| 488 | |
| 489 | static void pyra_keep_values_up_to_date(struct pyra_device *pyra, |
| 490 | u8 const *data) |
| 491 | { |
| 492 | struct pyra_mouse_event_button const *button_event; |
| 493 | |
| 494 | switch (data[0]) { |
| 495 | case PYRA_MOUSE_REPORT_NUMBER_BUTTON: |
| 496 | button_event = (struct pyra_mouse_event_button const *)data; |
| 497 | switch (button_event->type) { |
| 498 | case PYRA_MOUSE_EVENT_BUTTON_TYPE_PROFILE_2: |
| 499 | profile_activated(pyra, button_event->data1 - 1); |
| 500 | break; |
| 501 | case PYRA_MOUSE_EVENT_BUTTON_TYPE_CPI: |
| 502 | pyra->actual_cpi = button_event->data1; |
| 503 | break; |
| 504 | } |
| 505 | break; |
| 506 | } |
| 507 | } |
| 508 | |
| 509 | static void pyra_report_to_chrdev(struct pyra_device const *pyra, |
| 510 | u8 const *data) |
| 511 | { |
| 512 | struct pyra_roccat_report roccat_report; |
| 513 | struct pyra_mouse_event_button const *button_event; |
| 514 | |
| 515 | if (data[0] != PYRA_MOUSE_REPORT_NUMBER_BUTTON) |
| 516 | return; |
| 517 | |
| 518 | button_event = (struct pyra_mouse_event_button const *)data; |
| 519 | |
| 520 | switch (button_event->type) { |
| 521 | case PYRA_MOUSE_EVENT_BUTTON_TYPE_PROFILE_2: |
| 522 | case PYRA_MOUSE_EVENT_BUTTON_TYPE_CPI: |
| 523 | roccat_report.type = button_event->type; |
| 524 | roccat_report.value = button_event->data1; |
| 525 | roccat_report.key = 0; |
| 526 | roccat_report_event(pyra->chrdev_minor, |
| 527 | (uint8_t const *)&roccat_report); |
| 528 | break; |
| 529 | case PYRA_MOUSE_EVENT_BUTTON_TYPE_MACRO: |
| 530 | case PYRA_MOUSE_EVENT_BUTTON_TYPE_SHORTCUT: |
| 531 | case PYRA_MOUSE_EVENT_BUTTON_TYPE_QUICKLAUNCH: |
| 532 | if (button_event->data2 == PYRA_MOUSE_EVENT_BUTTON_PRESS) { |
| 533 | roccat_report.type = button_event->type; |
| 534 | roccat_report.key = button_event->data1; |
| 535 | /* |
| 536 | * pyra reports profile numbers with range 1-5. |
| 537 | * Keeping this behaviour. |
| 538 | */ |
| 539 | roccat_report.value = pyra->actual_profile + 1; |
| 540 | roccat_report_event(pyra->chrdev_minor, |
| 541 | (uint8_t const *)&roccat_report); |
| 542 | } |
| 543 | break; |
| 544 | } |
| 545 | } |
| 546 | |
| 547 | static int pyra_raw_event(struct hid_device *hdev, struct hid_report *report, |
| 548 | u8 *data, int size) |
| 549 | { |
| 550 | struct usb_interface *intf = to_usb_interface(hdev->dev.parent); |
| 551 | struct pyra_device *pyra = hid_get_drvdata(hdev); |
| 552 | |
| 553 | if (intf->cur_altsetting->desc.bInterfaceProtocol |
| 554 | != USB_INTERFACE_PROTOCOL_MOUSE) |
| 555 | return 0; |
| 556 | |
| 557 | if (pyra == NULL) |
| 558 | return 0; |
| 559 | |
| 560 | pyra_keep_values_up_to_date(pyra, data); |
| 561 | |
| 562 | if (pyra->roccat_claimed) |
| 563 | pyra_report_to_chrdev(pyra, data); |
| 564 | |
| 565 | return 0; |
| 566 | } |
| 567 | |
| 568 | static const struct hid_device_id pyra_devices[] = { |
| 569 | { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, |
| 570 | USB_DEVICE_ID_ROCCAT_PYRA_WIRED) }, |
| 571 | { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, |
| 572 | USB_DEVICE_ID_ROCCAT_PYRA_WIRELESS) }, |
| 573 | { } |
| 574 | }; |
| 575 | |
| 576 | MODULE_DEVICE_TABLE(hid, pyra_devices); |
| 577 | |
| 578 | static struct hid_driver pyra_driver = { |
| 579 | .name = "pyra", |
| 580 | .id_table = pyra_devices, |
| 581 | .probe = pyra_probe, |
| 582 | .remove = pyra_remove, |
| 583 | .raw_event = pyra_raw_event |
| 584 | }; |
| 585 | |
| 586 | static int __init pyra_init(void) |
| 587 | { |
| 588 | int retval; |
| 589 | |
| 590 | /* class name has to be same as driver name */ |
| 591 | retval = class_register(&pyra_class); |
| 592 | if (retval) |
| 593 | return retval; |
| 594 | |
| 595 | retval = hid_register_driver(&pyra_driver); |
| 596 | if (retval) |
| 597 | class_unregister(&pyra_class); |
| 598 | return retval; |
| 599 | } |
| 600 | |
| 601 | static void __exit pyra_exit(void) |
| 602 | { |
| 603 | hid_unregister_driver(&pyra_driver); |
| 604 | class_unregister(&pyra_class); |
| 605 | } |
| 606 | |
| 607 | module_init(pyra_init); |
| 608 | module_exit(pyra_exit); |
| 609 | |
| 610 | MODULE_AUTHOR("Stefan Achatz"); |
| 611 | MODULE_DESCRIPTION("USB Roccat Pyra driver"); |
| 612 | MODULE_LICENSE("GPL v2"); |