Thomas Gleixner | 2874c5f | 2019-05-27 08:55:01 +0200 | [diff] [blame] | 1 | // SPDX-License-Identifier: GPL-2.0-or-later |
Stefan Achatz | d41c2a7 | 2011-11-24 17:46:24 +0100 | [diff] [blame] | 2 | /* |
| 3 | * Roccat Isku driver for Linux |
| 4 | * |
| 5 | * Copyright (c) 2011 Stefan Achatz <erazor_de@users.sourceforge.net> |
| 6 | */ |
| 7 | |
| 8 | /* |
Stefan Achatz | d41c2a7 | 2011-11-24 17:46:24 +0100 | [diff] [blame] | 9 | */ |
| 10 | |
| 11 | /* |
| 12 | * Roccat Isku is a gamer keyboard with macro keys that can be configured in |
| 13 | * 5 profiles. |
| 14 | */ |
| 15 | |
| 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" |
| 24 | #include "hid-roccat-isku.h" |
| 25 | |
Stefan Achatz | d41c2a7 | 2011-11-24 17:46:24 +0100 | [diff] [blame] | 26 | static void isku_profile_activated(struct isku_device *isku, uint new_profile) |
| 27 | { |
| 28 | isku->actual_profile = new_profile; |
| 29 | } |
| 30 | |
| 31 | static int isku_receive(struct usb_device *usb_dev, uint command, |
| 32 | void *buf, uint size) |
| 33 | { |
Stefan Achatz | 7392d73 | 2012-05-20 22:45:04 +0200 | [diff] [blame] | 34 | return roccat_common2_receive(usb_dev, command, buf, size); |
Stefan Achatz | d41c2a7 | 2011-11-24 17:46:24 +0100 | [diff] [blame] | 35 | } |
| 36 | |
Stefan Achatz | d41c2a7 | 2011-11-24 17:46:24 +0100 | [diff] [blame] | 37 | static int isku_get_actual_profile(struct usb_device *usb_dev) |
| 38 | { |
| 39 | struct isku_actual_profile buf; |
| 40 | int retval; |
| 41 | |
| 42 | retval = isku_receive(usb_dev, ISKU_COMMAND_ACTUAL_PROFILE, |
| 43 | &buf, sizeof(struct isku_actual_profile)); |
| 44 | return retval ? retval : buf.actual_profile; |
| 45 | } |
| 46 | |
| 47 | static int isku_set_actual_profile(struct usb_device *usb_dev, int new_profile) |
| 48 | { |
| 49 | struct isku_actual_profile buf; |
| 50 | |
| 51 | buf.command = ISKU_COMMAND_ACTUAL_PROFILE; |
| 52 | buf.size = sizeof(struct isku_actual_profile); |
| 53 | buf.actual_profile = new_profile; |
Stefan Achatz | 7392d73 | 2012-05-20 22:45:04 +0200 | [diff] [blame] | 54 | return roccat_common2_send_with_status(usb_dev, |
Stefan Achatz | 4728f2d | 2012-05-20 22:44:59 +0200 | [diff] [blame] | 55 | ISKU_COMMAND_ACTUAL_PROFILE, &buf, |
Stefan Achatz | d41c2a7 | 2011-11-24 17:46:24 +0100 | [diff] [blame] | 56 | sizeof(struct isku_actual_profile)); |
| 57 | } |
| 58 | |
| 59 | static ssize_t isku_sysfs_show_actual_profile(struct device *dev, |
| 60 | struct device_attribute *attr, char *buf) |
| 61 | { |
| 62 | struct isku_device *isku = |
| 63 | hid_get_drvdata(dev_get_drvdata(dev->parent->parent)); |
Li Zhijian | 0336d4e | 2024-03-19 13:45:26 +0800 | [diff] [blame] | 64 | return sysfs_emit(buf, "%d\n", isku->actual_profile); |
Stefan Achatz | d41c2a7 | 2011-11-24 17:46:24 +0100 | [diff] [blame] | 65 | } |
| 66 | |
| 67 | static ssize_t isku_sysfs_set_actual_profile(struct device *dev, |
| 68 | struct device_attribute *attr, char const *buf, size_t size) |
| 69 | { |
| 70 | struct isku_device *isku; |
| 71 | struct usb_device *usb_dev; |
| 72 | unsigned long profile; |
| 73 | int retval; |
| 74 | struct isku_roccat_report roccat_report; |
| 75 | |
| 76 | dev = dev->parent->parent; |
| 77 | isku = hid_get_drvdata(dev_get_drvdata(dev)); |
| 78 | usb_dev = interface_to_usbdev(to_usb_interface(dev)); |
| 79 | |
Jingoo Han | dfc450b | 2013-07-19 15:53:16 +0900 | [diff] [blame] | 80 | retval = kstrtoul(buf, 10, &profile); |
Stefan Achatz | d41c2a7 | 2011-11-24 17:46:24 +0100 | [diff] [blame] | 81 | if (retval) |
| 82 | return retval; |
| 83 | |
| 84 | if (profile > 4) |
| 85 | return -EINVAL; |
| 86 | |
| 87 | mutex_lock(&isku->isku_lock); |
| 88 | |
| 89 | retval = isku_set_actual_profile(usb_dev, profile); |
| 90 | if (retval) { |
| 91 | mutex_unlock(&isku->isku_lock); |
| 92 | return retval; |
| 93 | } |
| 94 | |
| 95 | isku_profile_activated(isku, profile); |
| 96 | |
| 97 | roccat_report.event = ISKU_REPORT_BUTTON_EVENT_PROFILE; |
| 98 | roccat_report.data1 = profile + 1; |
| 99 | roccat_report.data2 = 0; |
| 100 | roccat_report.profile = profile + 1; |
| 101 | roccat_report_event(isku->chrdev_minor, (uint8_t const *)&roccat_report); |
| 102 | |
| 103 | mutex_unlock(&isku->isku_lock); |
| 104 | |
| 105 | return size; |
| 106 | } |
Greg Kroah-Hartman | 46a58c4 | 2013-07-24 15:05:11 -0700 | [diff] [blame] | 107 | static DEVICE_ATTR(actual_profile, 0660, isku_sysfs_show_actual_profile, |
| 108 | isku_sysfs_set_actual_profile); |
Stefan Achatz | d41c2a7 | 2011-11-24 17:46:24 +0100 | [diff] [blame] | 109 | |
Greg Kroah-Hartman | 46a58c4 | 2013-07-24 15:05:11 -0700 | [diff] [blame] | 110 | static struct attribute *isku_attrs[] = { |
| 111 | &dev_attr_actual_profile.attr, |
| 112 | NULL, |
Stefan Achatz | d41c2a7 | 2011-11-24 17:46:24 +0100 | [diff] [blame] | 113 | }; |
| 114 | |
| 115 | static ssize_t isku_sysfs_read(struct file *fp, struct kobject *kobj, |
| 116 | char *buf, loff_t off, size_t count, |
| 117 | size_t real_size, uint command) |
| 118 | { |
Geliang Tang | 2cf8383 | 2015-12-27 17:25:24 +0800 | [diff] [blame] | 119 | struct device *dev = kobj_to_dev(kobj)->parent->parent; |
Stefan Achatz | d41c2a7 | 2011-11-24 17:46:24 +0100 | [diff] [blame] | 120 | struct isku_device *isku = hid_get_drvdata(dev_get_drvdata(dev)); |
| 121 | struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev)); |
| 122 | int retval; |
| 123 | |
| 124 | if (off >= real_size) |
| 125 | return 0; |
| 126 | |
Stefan Achatz | ce71696 | 2013-03-10 12:33:02 +0100 | [diff] [blame] | 127 | if (off != 0 || count > real_size) |
Stefan Achatz | d41c2a7 | 2011-11-24 17:46:24 +0100 | [diff] [blame] | 128 | return -EINVAL; |
| 129 | |
| 130 | mutex_lock(&isku->isku_lock); |
Stefan Achatz | ce71696 | 2013-03-10 12:33:02 +0100 | [diff] [blame] | 131 | retval = isku_receive(usb_dev, command, buf, count); |
Stefan Achatz | d41c2a7 | 2011-11-24 17:46:24 +0100 | [diff] [blame] | 132 | mutex_unlock(&isku->isku_lock); |
| 133 | |
Stefan Achatz | ce71696 | 2013-03-10 12:33:02 +0100 | [diff] [blame] | 134 | return retval ? retval : count; |
Stefan Achatz | d41c2a7 | 2011-11-24 17:46:24 +0100 | [diff] [blame] | 135 | } |
| 136 | |
| 137 | static ssize_t isku_sysfs_write(struct file *fp, struct kobject *kobj, |
| 138 | void const *buf, loff_t off, size_t count, |
| 139 | size_t real_size, uint command) |
| 140 | { |
Geliang Tang | 2cf8383 | 2015-12-27 17:25:24 +0800 | [diff] [blame] | 141 | struct device *dev = kobj_to_dev(kobj)->parent->parent; |
Stefan Achatz | d41c2a7 | 2011-11-24 17:46:24 +0100 | [diff] [blame] | 142 | struct isku_device *isku = hid_get_drvdata(dev_get_drvdata(dev)); |
| 143 | struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev)); |
| 144 | int retval; |
| 145 | |
Stefan Achatz | ce71696 | 2013-03-10 12:33:02 +0100 | [diff] [blame] | 146 | if (off != 0 || count > real_size) |
Stefan Achatz | d41c2a7 | 2011-11-24 17:46:24 +0100 | [diff] [blame] | 147 | return -EINVAL; |
| 148 | |
| 149 | mutex_lock(&isku->isku_lock); |
Stefan Achatz | 7392d73 | 2012-05-20 22:45:04 +0200 | [diff] [blame] | 150 | retval = roccat_common2_send_with_status(usb_dev, command, |
Stefan Achatz | ce71696 | 2013-03-10 12:33:02 +0100 | [diff] [blame] | 151 | (void *)buf, count); |
Stefan Achatz | d41c2a7 | 2011-11-24 17:46:24 +0100 | [diff] [blame] | 152 | mutex_unlock(&isku->isku_lock); |
| 153 | |
Stefan Achatz | ce71696 | 2013-03-10 12:33:02 +0100 | [diff] [blame] | 154 | return retval ? retval : count; |
Stefan Achatz | d41c2a7 | 2011-11-24 17:46:24 +0100 | [diff] [blame] | 155 | } |
| 156 | |
| 157 | #define ISKU_SYSFS_W(thingy, THINGY) \ |
| 158 | static ssize_t isku_sysfs_write_ ## thingy(struct file *fp, struct kobject *kobj, \ |
| 159 | struct bin_attribute *attr, char *buf, \ |
| 160 | loff_t off, size_t count) \ |
| 161 | { \ |
| 162 | return isku_sysfs_write(fp, kobj, buf, off, count, \ |
Stefan Achatz | 6e5920d | 2012-11-11 06:21:02 +0100 | [diff] [blame] | 163 | ISKU_SIZE_ ## THINGY, ISKU_COMMAND_ ## THINGY); \ |
Stefan Achatz | d41c2a7 | 2011-11-24 17:46:24 +0100 | [diff] [blame] | 164 | } |
| 165 | |
| 166 | #define ISKU_SYSFS_R(thingy, THINGY) \ |
| 167 | static ssize_t isku_sysfs_read_ ## thingy(struct file *fp, struct kobject *kobj, \ |
| 168 | struct bin_attribute *attr, char *buf, \ |
| 169 | loff_t off, size_t count) \ |
| 170 | { \ |
| 171 | return isku_sysfs_read(fp, kobj, buf, off, count, \ |
Stefan Achatz | 6e5920d | 2012-11-11 06:21:02 +0100 | [diff] [blame] | 172 | ISKU_SIZE_ ## THINGY, ISKU_COMMAND_ ## THINGY); \ |
Stefan Achatz | d41c2a7 | 2011-11-24 17:46:24 +0100 | [diff] [blame] | 173 | } |
| 174 | |
| 175 | #define ISKU_SYSFS_RW(thingy, THINGY) \ |
| 176 | ISKU_SYSFS_R(thingy, THINGY) \ |
| 177 | ISKU_SYSFS_W(thingy, THINGY) |
| 178 | |
Stefan Achatz | 6e5920d | 2012-11-11 06:21:02 +0100 | [diff] [blame] | 179 | #define ISKU_BIN_ATTR_RW(thingy, THINGY) \ |
Greg Kroah-Hartman | 8daf8c3 | 2013-08-19 21:40:26 -0700 | [diff] [blame] | 180 | ISKU_SYSFS_RW(thingy, THINGY); \ |
| 181 | static struct bin_attribute bin_attr_##thingy = { \ |
Stefan Achatz | d41c2a7 | 2011-11-24 17:46:24 +0100 | [diff] [blame] | 182 | .attr = { .name = #thingy, .mode = 0660 }, \ |
Stefan Achatz | 6e5920d | 2012-11-11 06:21:02 +0100 | [diff] [blame] | 183 | .size = ISKU_SIZE_ ## THINGY, \ |
Stefan Achatz | d41c2a7 | 2011-11-24 17:46:24 +0100 | [diff] [blame] | 184 | .read = isku_sysfs_read_ ## thingy, \ |
| 185 | .write = isku_sysfs_write_ ## thingy \ |
| 186 | } |
| 187 | |
Stefan Achatz | 6e5920d | 2012-11-11 06:21:02 +0100 | [diff] [blame] | 188 | #define ISKU_BIN_ATTR_R(thingy, THINGY) \ |
Greg Kroah-Hartman | 8daf8c3 | 2013-08-19 21:40:26 -0700 | [diff] [blame] | 189 | ISKU_SYSFS_R(thingy, THINGY); \ |
| 190 | static struct bin_attribute bin_attr_##thingy = { \ |
Stefan Achatz | d41c2a7 | 2011-11-24 17:46:24 +0100 | [diff] [blame] | 191 | .attr = { .name = #thingy, .mode = 0440 }, \ |
Stefan Achatz | 6e5920d | 2012-11-11 06:21:02 +0100 | [diff] [blame] | 192 | .size = ISKU_SIZE_ ## THINGY, \ |
Stefan Achatz | d41c2a7 | 2011-11-24 17:46:24 +0100 | [diff] [blame] | 193 | .read = isku_sysfs_read_ ## thingy, \ |
| 194 | } |
| 195 | |
Stefan Achatz | 6e5920d | 2012-11-11 06:21:02 +0100 | [diff] [blame] | 196 | #define ISKU_BIN_ATTR_W(thingy, THINGY) \ |
Greg Kroah-Hartman | 8daf8c3 | 2013-08-19 21:40:26 -0700 | [diff] [blame] | 197 | ISKU_SYSFS_W(thingy, THINGY); \ |
| 198 | static struct bin_attribute bin_attr_##thingy = { \ |
Stefan Achatz | d41c2a7 | 2011-11-24 17:46:24 +0100 | [diff] [blame] | 199 | .attr = { .name = #thingy, .mode = 0220 }, \ |
Stefan Achatz | 6e5920d | 2012-11-11 06:21:02 +0100 | [diff] [blame] | 200 | .size = ISKU_SIZE_ ## THINGY, \ |
Stefan Achatz | d41c2a7 | 2011-11-24 17:46:24 +0100 | [diff] [blame] | 201 | .write = isku_sysfs_write_ ## thingy \ |
| 202 | } |
| 203 | |
Greg Kroah-Hartman | 8daf8c3 | 2013-08-19 21:40:26 -0700 | [diff] [blame] | 204 | ISKU_BIN_ATTR_RW(macro, MACRO); |
| 205 | ISKU_BIN_ATTR_RW(keys_function, KEYS_FUNCTION); |
| 206 | ISKU_BIN_ATTR_RW(keys_easyzone, KEYS_EASYZONE); |
| 207 | ISKU_BIN_ATTR_RW(keys_media, KEYS_MEDIA); |
| 208 | ISKU_BIN_ATTR_RW(keys_thumbster, KEYS_THUMBSTER); |
| 209 | ISKU_BIN_ATTR_RW(keys_macro, KEYS_MACRO); |
| 210 | ISKU_BIN_ATTR_RW(keys_capslock, KEYS_CAPSLOCK); |
| 211 | ISKU_BIN_ATTR_RW(light, LIGHT); |
| 212 | ISKU_BIN_ATTR_RW(key_mask, KEY_MASK); |
| 213 | ISKU_BIN_ATTR_RW(last_set, LAST_SET); |
| 214 | ISKU_BIN_ATTR_W(talk, TALK); |
| 215 | ISKU_BIN_ATTR_W(talkfx, TALKFX); |
| 216 | ISKU_BIN_ATTR_W(control, CONTROL); |
| 217 | ISKU_BIN_ATTR_W(reset, RESET); |
| 218 | ISKU_BIN_ATTR_R(info, INFO); |
Stefan Achatz | d41c2a7 | 2011-11-24 17:46:24 +0100 | [diff] [blame] | 219 | |
Greg Kroah-Hartman | 8daf8c3 | 2013-08-19 21:40:26 -0700 | [diff] [blame] | 220 | static struct bin_attribute *isku_bin_attributes[] = { |
| 221 | &bin_attr_macro, |
| 222 | &bin_attr_keys_function, |
| 223 | &bin_attr_keys_easyzone, |
| 224 | &bin_attr_keys_media, |
| 225 | &bin_attr_keys_thumbster, |
| 226 | &bin_attr_keys_macro, |
| 227 | &bin_attr_keys_capslock, |
| 228 | &bin_attr_light, |
| 229 | &bin_attr_key_mask, |
| 230 | &bin_attr_last_set, |
| 231 | &bin_attr_talk, |
| 232 | &bin_attr_talkfx, |
| 233 | &bin_attr_control, |
| 234 | &bin_attr_reset, |
| 235 | &bin_attr_info, |
| 236 | NULL, |
| 237 | }; |
| 238 | |
| 239 | static const struct attribute_group isku_group = { |
| 240 | .attrs = isku_attrs, |
| 241 | .bin_attrs = isku_bin_attributes, |
| 242 | }; |
| 243 | |
| 244 | static const struct attribute_group *isku_groups[] = { |
| 245 | &isku_group, |
| 246 | NULL, |
Stefan Achatz | d41c2a7 | 2011-11-24 17:46:24 +0100 | [diff] [blame] | 247 | }; |
| 248 | |
Ivan Orlov | afdf5dd | 2023-06-20 20:31:42 +0200 | [diff] [blame] | 249 | static const struct class isku_class = { |
| 250 | .name = "isku", |
| 251 | .dev_groups = isku_groups, |
| 252 | }; |
| 253 | |
Stefan Achatz | d41c2a7 | 2011-11-24 17:46:24 +0100 | [diff] [blame] | 254 | static int isku_init_isku_device_struct(struct usb_device *usb_dev, |
| 255 | struct isku_device *isku) |
| 256 | { |
| 257 | int retval; |
| 258 | |
| 259 | mutex_init(&isku->isku_lock); |
| 260 | |
| 261 | retval = isku_get_actual_profile(usb_dev); |
| 262 | if (retval < 0) |
| 263 | return retval; |
| 264 | isku_profile_activated(isku, retval); |
| 265 | |
| 266 | return 0; |
| 267 | } |
| 268 | |
| 269 | static int isku_init_specials(struct hid_device *hdev) |
| 270 | { |
| 271 | struct usb_interface *intf = to_usb_interface(hdev->dev.parent); |
| 272 | struct usb_device *usb_dev = interface_to_usbdev(intf); |
| 273 | struct isku_device *isku; |
| 274 | int retval; |
| 275 | |
| 276 | if (intf->cur_altsetting->desc.bInterfaceProtocol |
| 277 | != ISKU_USB_INTERFACE_PROTOCOL) { |
| 278 | hid_set_drvdata(hdev, NULL); |
| 279 | return 0; |
| 280 | } |
| 281 | |
| 282 | isku = kzalloc(sizeof(*isku), GFP_KERNEL); |
| 283 | if (!isku) { |
| 284 | hid_err(hdev, "can't alloc device descriptor\n"); |
| 285 | return -ENOMEM; |
| 286 | } |
| 287 | hid_set_drvdata(hdev, isku); |
| 288 | |
| 289 | retval = isku_init_isku_device_struct(usb_dev, isku); |
| 290 | if (retval) { |
| 291 | hid_err(hdev, "couldn't init struct isku_device\n"); |
| 292 | goto exit_free; |
| 293 | } |
| 294 | |
Ivan Orlov | afdf5dd | 2023-06-20 20:31:42 +0200 | [diff] [blame] | 295 | retval = roccat_connect(&isku_class, hdev, |
Stefan Achatz | d41c2a7 | 2011-11-24 17:46:24 +0100 | [diff] [blame] | 296 | sizeof(struct isku_roccat_report)); |
| 297 | if (retval < 0) { |
| 298 | hid_err(hdev, "couldn't init char dev\n"); |
| 299 | } else { |
| 300 | isku->chrdev_minor = retval; |
| 301 | isku->roccat_claimed = 1; |
| 302 | } |
| 303 | |
| 304 | return 0; |
| 305 | exit_free: |
| 306 | kfree(isku); |
| 307 | return retval; |
| 308 | } |
| 309 | |
| 310 | static void isku_remove_specials(struct hid_device *hdev) |
| 311 | { |
| 312 | struct usb_interface *intf = to_usb_interface(hdev->dev.parent); |
| 313 | struct isku_device *isku; |
| 314 | |
| 315 | if (intf->cur_altsetting->desc.bInterfaceProtocol |
| 316 | != ISKU_USB_INTERFACE_PROTOCOL) |
| 317 | return; |
| 318 | |
| 319 | isku = hid_get_drvdata(hdev); |
| 320 | if (isku->roccat_claimed) |
| 321 | roccat_disconnect(isku->chrdev_minor); |
| 322 | kfree(isku); |
| 323 | } |
| 324 | |
| 325 | static int isku_probe(struct hid_device *hdev, |
| 326 | const struct hid_device_id *id) |
| 327 | { |
| 328 | int retval; |
| 329 | |
Greg Kroah-Hartman | 9302095 | 2021-12-01 19:35:03 +0100 | [diff] [blame] | 330 | if (!hid_is_usb(hdev)) |
| 331 | return -EINVAL; |
| 332 | |
Stefan Achatz | d41c2a7 | 2011-11-24 17:46:24 +0100 | [diff] [blame] | 333 | retval = hid_parse(hdev); |
| 334 | if (retval) { |
| 335 | hid_err(hdev, "parse failed\n"); |
| 336 | goto exit; |
| 337 | } |
| 338 | |
| 339 | retval = hid_hw_start(hdev, HID_CONNECT_DEFAULT); |
| 340 | if (retval) { |
| 341 | hid_err(hdev, "hw start failed\n"); |
| 342 | goto exit; |
| 343 | } |
| 344 | |
| 345 | retval = isku_init_specials(hdev); |
| 346 | if (retval) { |
| 347 | hid_err(hdev, "couldn't install keyboard\n"); |
| 348 | goto exit_stop; |
| 349 | } |
| 350 | |
| 351 | return 0; |
| 352 | |
| 353 | exit_stop: |
| 354 | hid_hw_stop(hdev); |
| 355 | exit: |
| 356 | return retval; |
| 357 | } |
| 358 | |
| 359 | static void isku_remove(struct hid_device *hdev) |
| 360 | { |
| 361 | isku_remove_specials(hdev); |
| 362 | hid_hw_stop(hdev); |
| 363 | } |
| 364 | |
| 365 | static void isku_keep_values_up_to_date(struct isku_device *isku, |
| 366 | u8 const *data) |
| 367 | { |
| 368 | struct isku_report_button const *button_report; |
| 369 | |
| 370 | switch (data[0]) { |
| 371 | case ISKU_REPORT_NUMBER_BUTTON: |
| 372 | button_report = (struct isku_report_button const *)data; |
| 373 | switch (button_report->event) { |
| 374 | case ISKU_REPORT_BUTTON_EVENT_PROFILE: |
| 375 | isku_profile_activated(isku, button_report->data1 - 1); |
| 376 | break; |
| 377 | } |
| 378 | break; |
| 379 | } |
| 380 | } |
| 381 | |
| 382 | static void isku_report_to_chrdev(struct isku_device const *isku, |
| 383 | u8 const *data) |
| 384 | { |
| 385 | struct isku_roccat_report roccat_report; |
| 386 | struct isku_report_button const *button_report; |
| 387 | |
| 388 | if (data[0] != ISKU_REPORT_NUMBER_BUTTON) |
| 389 | return; |
| 390 | |
| 391 | button_report = (struct isku_report_button const *)data; |
| 392 | |
| 393 | roccat_report.event = button_report->event; |
| 394 | roccat_report.data1 = button_report->data1; |
| 395 | roccat_report.data2 = button_report->data2; |
| 396 | roccat_report.profile = isku->actual_profile + 1; |
| 397 | roccat_report_event(isku->chrdev_minor, |
| 398 | (uint8_t const *)&roccat_report); |
| 399 | } |
| 400 | |
| 401 | static int isku_raw_event(struct hid_device *hdev, |
| 402 | struct hid_report *report, u8 *data, int size) |
| 403 | { |
| 404 | struct usb_interface *intf = to_usb_interface(hdev->dev.parent); |
| 405 | struct isku_device *isku = hid_get_drvdata(hdev); |
| 406 | |
| 407 | if (intf->cur_altsetting->desc.bInterfaceProtocol |
| 408 | != ISKU_USB_INTERFACE_PROTOCOL) |
| 409 | return 0; |
| 410 | |
| 411 | if (isku == NULL) |
| 412 | return 0; |
| 413 | |
| 414 | isku_keep_values_up_to_date(isku, data); |
| 415 | |
| 416 | if (isku->roccat_claimed) |
| 417 | isku_report_to_chrdev(isku, data); |
| 418 | |
| 419 | return 0; |
| 420 | } |
| 421 | |
| 422 | static const struct hid_device_id isku_devices[] = { |
| 423 | { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_ISKU) }, |
Stefan Achatz | ce71696 | 2013-03-10 12:33:02 +0100 | [diff] [blame] | 424 | { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_ISKUFX) }, |
Stefan Achatz | d41c2a7 | 2011-11-24 17:46:24 +0100 | [diff] [blame] | 425 | { } |
| 426 | }; |
| 427 | |
| 428 | MODULE_DEVICE_TABLE(hid, isku_devices); |
| 429 | |
| 430 | static struct hid_driver isku_driver = { |
| 431 | .name = "isku", |
| 432 | .id_table = isku_devices, |
| 433 | .probe = isku_probe, |
| 434 | .remove = isku_remove, |
| 435 | .raw_event = isku_raw_event |
| 436 | }; |
| 437 | |
| 438 | static int __init isku_init(void) |
| 439 | { |
| 440 | int retval; |
Ivan Orlov | afdf5dd | 2023-06-20 20:31:42 +0200 | [diff] [blame] | 441 | |
| 442 | retval = class_register(&isku_class); |
| 443 | if (retval) |
| 444 | return retval; |
Stefan Achatz | d41c2a7 | 2011-11-24 17:46:24 +0100 | [diff] [blame] | 445 | |
| 446 | retval = hid_register_driver(&isku_driver); |
| 447 | if (retval) |
Ivan Orlov | afdf5dd | 2023-06-20 20:31:42 +0200 | [diff] [blame] | 448 | class_unregister(&isku_class); |
Stefan Achatz | d41c2a7 | 2011-11-24 17:46:24 +0100 | [diff] [blame] | 449 | return retval; |
| 450 | } |
| 451 | |
| 452 | static void __exit isku_exit(void) |
| 453 | { |
| 454 | hid_unregister_driver(&isku_driver); |
Ivan Orlov | afdf5dd | 2023-06-20 20:31:42 +0200 | [diff] [blame] | 455 | class_unregister(&isku_class); |
Stefan Achatz | d41c2a7 | 2011-11-24 17:46:24 +0100 | [diff] [blame] | 456 | } |
| 457 | |
| 458 | module_init(isku_init); |
| 459 | module_exit(isku_exit); |
| 460 | |
| 461 | MODULE_AUTHOR("Stefan Achatz"); |
Stefan Achatz | ce71696 | 2013-03-10 12:33:02 +0100 | [diff] [blame] | 462 | MODULE_DESCRIPTION("USB Roccat Isku/FX driver"); |
Stefan Achatz | d41c2a7 | 2011-11-24 17:46:24 +0100 | [diff] [blame] | 463 | MODULE_LICENSE("GPL v2"); |