Heiner Kallweit | 6c7ad07 | 2016-06-17 21:20:46 +0200 | [diff] [blame] | 1 | /* |
| 2 | * Simple USB RGB LED driver |
| 3 | * |
| 4 | * Copyright 2016 Heiner Kallweit <hkallweit1@gmail.com> |
| 5 | * Based on drivers/hid/hid-thingm.c and |
| 6 | * drivers/usb/misc/usbled.c |
| 7 | * |
| 8 | * This program is free software; you can redistribute it and/or |
| 9 | * modify it under the terms of the GNU General Public License as |
| 10 | * published by the Free Software Foundation, version 2. |
| 11 | */ |
| 12 | |
| 13 | #include <linux/hid.h> |
| 14 | #include <linux/hidraw.h> |
| 15 | #include <linux/leds.h> |
| 16 | #include <linux/module.h> |
| 17 | #include <linux/mutex.h> |
| 18 | |
| 19 | #include "hid-ids.h" |
| 20 | |
| 21 | enum hidled_report_type { |
| 22 | RAW_REQUEST, |
| 23 | OUTPUT_REPORT |
| 24 | }; |
| 25 | |
| 26 | enum hidled_type { |
| 27 | RISO_KAGAKU, |
| 28 | DREAM_CHEEKY, |
Heiner Kallweit | 007414e | 2016-06-21 21:49:29 +0200 | [diff] [blame] | 29 | THINGM, |
Heiner Kallweit | 6c7ad07 | 2016-06-17 21:20:46 +0200 | [diff] [blame] | 30 | }; |
| 31 | |
| 32 | static unsigned const char riso_kagaku_tbl[] = { |
| 33 | /* R+2G+4B -> riso kagaku color index */ |
| 34 | [0] = 0, /* black */ |
| 35 | [1] = 2, /* red */ |
| 36 | [2] = 1, /* green */ |
| 37 | [3] = 5, /* yellow */ |
| 38 | [4] = 3, /* blue */ |
| 39 | [5] = 6, /* magenta */ |
| 40 | [6] = 4, /* cyan */ |
| 41 | [7] = 7 /* white */ |
| 42 | }; |
| 43 | |
| 44 | #define RISO_KAGAKU_IX(r, g, b) riso_kagaku_tbl[((r)?1:0)+((g)?2:0)+((b)?4:0)] |
| 45 | |
| 46 | struct hidled_device; |
Heiner Kallweit | 5bc8393 | 2016-06-21 21:48:26 +0200 | [diff] [blame] | 47 | struct hidled_rgb; |
Heiner Kallweit | 6c7ad07 | 2016-06-17 21:20:46 +0200 | [diff] [blame] | 48 | |
| 49 | struct hidled_config { |
| 50 | enum hidled_type type; |
| 51 | const char *name; |
| 52 | const char *short_name; |
| 53 | enum led_brightness max_brightness; |
Heiner Kallweit | 5bc8393 | 2016-06-21 21:48:26 +0200 | [diff] [blame] | 54 | int num_leds; |
Heiner Kallweit | 6c7ad07 | 2016-06-17 21:20:46 +0200 | [diff] [blame] | 55 | size_t report_size; |
| 56 | enum hidled_report_type report_type; |
Heiner Kallweit | 6c7ad07 | 2016-06-17 21:20:46 +0200 | [diff] [blame] | 57 | int (*init)(struct hidled_device *ldev); |
| 58 | int (*write)(struct led_classdev *cdev, enum led_brightness br); |
| 59 | }; |
| 60 | |
| 61 | struct hidled_led { |
| 62 | struct led_classdev cdev; |
Heiner Kallweit | 5bc8393 | 2016-06-21 21:48:26 +0200 | [diff] [blame] | 63 | struct hidled_rgb *rgb; |
Heiner Kallweit | 6c7ad07 | 2016-06-17 21:20:46 +0200 | [diff] [blame] | 64 | char name[32]; |
| 65 | }; |
| 66 | |
Heiner Kallweit | 5bc8393 | 2016-06-21 21:48:26 +0200 | [diff] [blame] | 67 | struct hidled_rgb { |
| 68 | struct hidled_device *ldev; |
| 69 | struct hidled_led red; |
| 70 | struct hidled_led green; |
| 71 | struct hidled_led blue; |
| 72 | u8 num; |
| 73 | }; |
| 74 | |
Heiner Kallweit | 6c7ad07 | 2016-06-17 21:20:46 +0200 | [diff] [blame] | 75 | struct hidled_device { |
| 76 | const struct hidled_config *config; |
Heiner Kallweit | 6c7ad07 | 2016-06-17 21:20:46 +0200 | [diff] [blame] | 77 | struct hid_device *hdev; |
Heiner Kallweit | 5bc8393 | 2016-06-21 21:48:26 +0200 | [diff] [blame] | 78 | struct hidled_rgb *rgb; |
Heiner Kallweit | 6c7ad07 | 2016-06-17 21:20:46 +0200 | [diff] [blame] | 79 | struct mutex lock; |
| 80 | }; |
| 81 | |
| 82 | #define MAX_REPORT_SIZE 16 |
| 83 | |
| 84 | #define to_hidled_led(arg) container_of(arg, struct hidled_led, cdev) |
| 85 | |
| 86 | static bool riso_kagaku_switch_green_blue; |
| 87 | module_param(riso_kagaku_switch_green_blue, bool, S_IRUGO | S_IWUSR); |
| 88 | MODULE_PARM_DESC(riso_kagaku_switch_green_blue, |
| 89 | "switch green and blue RGB component for Riso Kagaku devices"); |
| 90 | |
| 91 | static int hidled_send(struct hidled_device *ldev, __u8 *buf) |
| 92 | { |
| 93 | int ret; |
| 94 | |
Heiner Kallweit | 6c7ad07 | 2016-06-17 21:20:46 +0200 | [diff] [blame] | 95 | mutex_lock(&ldev->lock); |
| 96 | |
| 97 | if (ldev->config->report_type == RAW_REQUEST) |
| 98 | ret = hid_hw_raw_request(ldev->hdev, buf[0], buf, |
| 99 | ldev->config->report_size, |
| 100 | HID_FEATURE_REPORT, |
| 101 | HID_REQ_SET_REPORT); |
| 102 | else if (ldev->config->report_type == OUTPUT_REPORT) |
| 103 | ret = hid_hw_output_report(ldev->hdev, buf, |
| 104 | ldev->config->report_size); |
| 105 | else |
| 106 | ret = -EINVAL; |
| 107 | |
| 108 | mutex_unlock(&ldev->lock); |
| 109 | |
| 110 | if (ret < 0) |
| 111 | return ret; |
| 112 | |
| 113 | return ret == ldev->config->report_size ? 0 : -EMSGSIZE; |
| 114 | } |
| 115 | |
Heiner Kallweit | 4374573 | 2016-06-21 21:48:46 +0200 | [diff] [blame] | 116 | /* reading data is supported for report type RAW_REQUEST only */ |
| 117 | static int hidled_recv(struct hidled_device *ldev, __u8 *buf) |
| 118 | { |
| 119 | int ret; |
| 120 | |
| 121 | if (ldev->config->report_type != RAW_REQUEST) |
| 122 | return -EINVAL; |
| 123 | |
Heiner Kallweit | 4374573 | 2016-06-21 21:48:46 +0200 | [diff] [blame] | 124 | mutex_lock(&ldev->lock); |
| 125 | |
| 126 | ret = hid_hw_raw_request(ldev->hdev, buf[0], buf, |
| 127 | ldev->config->report_size, |
| 128 | HID_FEATURE_REPORT, |
| 129 | HID_REQ_SET_REPORT); |
| 130 | if (ret < 0) |
| 131 | goto err; |
| 132 | |
| 133 | ret = hid_hw_raw_request(ldev->hdev, buf[0], buf, |
| 134 | ldev->config->report_size, |
| 135 | HID_FEATURE_REPORT, |
| 136 | HID_REQ_GET_REPORT); |
| 137 | err: |
| 138 | mutex_unlock(&ldev->lock); |
| 139 | |
| 140 | return ret < 0 ? ret : 0; |
| 141 | } |
| 142 | |
Heiner Kallweit | 5bc8393 | 2016-06-21 21:48:26 +0200 | [diff] [blame] | 143 | static u8 riso_kagaku_index(struct hidled_rgb *rgb) |
Heiner Kallweit | 6c7ad07 | 2016-06-17 21:20:46 +0200 | [diff] [blame] | 144 | { |
| 145 | enum led_brightness r, g, b; |
| 146 | |
Heiner Kallweit | 5bc8393 | 2016-06-21 21:48:26 +0200 | [diff] [blame] | 147 | r = rgb->red.cdev.brightness; |
| 148 | g = rgb->green.cdev.brightness; |
| 149 | b = rgb->blue.cdev.brightness; |
Heiner Kallweit | 6c7ad07 | 2016-06-17 21:20:46 +0200 | [diff] [blame] | 150 | |
| 151 | if (riso_kagaku_switch_green_blue) |
| 152 | return RISO_KAGAKU_IX(r, b, g); |
| 153 | else |
| 154 | return RISO_KAGAKU_IX(r, g, b); |
| 155 | } |
| 156 | |
| 157 | static int riso_kagaku_write(struct led_classdev *cdev, enum led_brightness br) |
| 158 | { |
| 159 | struct hidled_led *led = to_hidled_led(cdev); |
Heiner Kallweit | 5bc8393 | 2016-06-21 21:48:26 +0200 | [diff] [blame] | 160 | struct hidled_rgb *rgb = led->rgb; |
Heiner Kallweit | 6c7ad07 | 2016-06-17 21:20:46 +0200 | [diff] [blame] | 161 | __u8 buf[MAX_REPORT_SIZE] = {}; |
| 162 | |
Heiner Kallweit | 5bc8393 | 2016-06-21 21:48:26 +0200 | [diff] [blame] | 163 | buf[1] = riso_kagaku_index(rgb); |
Heiner Kallweit | 6c7ad07 | 2016-06-17 21:20:46 +0200 | [diff] [blame] | 164 | |
Heiner Kallweit | 5bc8393 | 2016-06-21 21:48:26 +0200 | [diff] [blame] | 165 | return hidled_send(rgb->ldev, buf); |
Heiner Kallweit | 6c7ad07 | 2016-06-17 21:20:46 +0200 | [diff] [blame] | 166 | } |
| 167 | |
| 168 | static int dream_cheeky_write(struct led_classdev *cdev, enum led_brightness br) |
| 169 | { |
| 170 | struct hidled_led *led = to_hidled_led(cdev); |
Heiner Kallweit | 5bc8393 | 2016-06-21 21:48:26 +0200 | [diff] [blame] | 171 | struct hidled_rgb *rgb = led->rgb; |
Heiner Kallweit | 6c7ad07 | 2016-06-17 21:20:46 +0200 | [diff] [blame] | 172 | __u8 buf[MAX_REPORT_SIZE] = {}; |
| 173 | |
Heiner Kallweit | 5bc8393 | 2016-06-21 21:48:26 +0200 | [diff] [blame] | 174 | buf[1] = rgb->red.cdev.brightness; |
| 175 | buf[2] = rgb->green.cdev.brightness; |
| 176 | buf[3] = rgb->blue.cdev.brightness; |
Heiner Kallweit | 6c7ad07 | 2016-06-17 21:20:46 +0200 | [diff] [blame] | 177 | buf[7] = 0x1a; |
| 178 | buf[8] = 0x05; |
| 179 | |
Heiner Kallweit | 5bc8393 | 2016-06-21 21:48:26 +0200 | [diff] [blame] | 180 | return hidled_send(rgb->ldev, buf); |
Heiner Kallweit | 6c7ad07 | 2016-06-17 21:20:46 +0200 | [diff] [blame] | 181 | } |
| 182 | |
| 183 | static int dream_cheeky_init(struct hidled_device *ldev) |
| 184 | { |
| 185 | __u8 buf[MAX_REPORT_SIZE] = {}; |
| 186 | |
| 187 | /* Dream Cheeky magic */ |
| 188 | buf[1] = 0x1f; |
| 189 | buf[2] = 0x02; |
| 190 | buf[4] = 0x5f; |
| 191 | buf[7] = 0x1a; |
| 192 | buf[8] = 0x03; |
| 193 | |
| 194 | return hidled_send(ldev, buf); |
| 195 | } |
| 196 | |
Heiner Kallweit | 007414e | 2016-06-21 21:49:29 +0200 | [diff] [blame] | 197 | static int _thingm_write(struct led_classdev *cdev, enum led_brightness br, |
| 198 | u8 offset) |
| 199 | { |
| 200 | struct hidled_led *led = to_hidled_led(cdev); |
Heiner Kallweit | 34d9810 | 2016-07-03 17:33:04 +0200 | [diff] [blame^] | 201 | __u8 buf[MAX_REPORT_SIZE] = { 1, 'c' }; |
Heiner Kallweit | 007414e | 2016-06-21 21:49:29 +0200 | [diff] [blame] | 202 | |
| 203 | buf[2] = led->rgb->red.cdev.brightness; |
| 204 | buf[3] = led->rgb->green.cdev.brightness; |
| 205 | buf[4] = led->rgb->blue.cdev.brightness; |
| 206 | buf[7] = led->rgb->num + offset; |
| 207 | |
| 208 | return hidled_send(led->rgb->ldev, buf); |
| 209 | } |
| 210 | |
| 211 | static int thingm_write_v1(struct led_classdev *cdev, enum led_brightness br) |
| 212 | { |
| 213 | return _thingm_write(cdev, br, 0); |
| 214 | } |
| 215 | |
| 216 | static int thingm_write(struct led_classdev *cdev, enum led_brightness br) |
| 217 | { |
| 218 | return _thingm_write(cdev, br, 1); |
| 219 | } |
| 220 | |
| 221 | static const struct hidled_config hidled_config_thingm_v1 = { |
| 222 | .name = "ThingM blink(1) v1", |
| 223 | .short_name = "thingm", |
| 224 | .max_brightness = 255, |
| 225 | .num_leds = 1, |
| 226 | .report_size = 9, |
| 227 | .report_type = RAW_REQUEST, |
Heiner Kallweit | 007414e | 2016-06-21 21:49:29 +0200 | [diff] [blame] | 228 | .write = thingm_write_v1, |
| 229 | }; |
| 230 | |
| 231 | static int thingm_init(struct hidled_device *ldev) |
| 232 | { |
Heiner Kallweit | 34d9810 | 2016-07-03 17:33:04 +0200 | [diff] [blame^] | 233 | __u8 buf[MAX_REPORT_SIZE] = { 1, 'v' }; |
Heiner Kallweit | 007414e | 2016-06-21 21:49:29 +0200 | [diff] [blame] | 234 | int ret; |
| 235 | |
| 236 | ret = hidled_recv(ldev, buf); |
| 237 | if (ret) |
| 238 | return ret; |
| 239 | |
| 240 | /* Check for firmware major version 1 */ |
| 241 | if (buf[3] == '1') |
| 242 | ldev->config = &hidled_config_thingm_v1; |
| 243 | |
| 244 | return 0; |
| 245 | } |
| 246 | |
Heiner Kallweit | 6c7ad07 | 2016-06-17 21:20:46 +0200 | [diff] [blame] | 247 | static const struct hidled_config hidled_configs[] = { |
| 248 | { |
| 249 | .type = RISO_KAGAKU, |
| 250 | .name = "Riso Kagaku Webmail Notifier", |
| 251 | .short_name = "riso_kagaku", |
| 252 | .max_brightness = 1, |
Heiner Kallweit | 5bc8393 | 2016-06-21 21:48:26 +0200 | [diff] [blame] | 253 | .num_leds = 1, |
Heiner Kallweit | 6c7ad07 | 2016-06-17 21:20:46 +0200 | [diff] [blame] | 254 | .report_size = 6, |
| 255 | .report_type = OUTPUT_REPORT, |
Heiner Kallweit | 6c7ad07 | 2016-06-17 21:20:46 +0200 | [diff] [blame] | 256 | .write = riso_kagaku_write, |
| 257 | }, |
| 258 | { |
| 259 | .type = DREAM_CHEEKY, |
| 260 | .name = "Dream Cheeky Webmail Notifier", |
| 261 | .short_name = "dream_cheeky", |
| 262 | .max_brightness = 31, |
Heiner Kallweit | 5bc8393 | 2016-06-21 21:48:26 +0200 | [diff] [blame] | 263 | .num_leds = 1, |
Heiner Kallweit | 6c7ad07 | 2016-06-17 21:20:46 +0200 | [diff] [blame] | 264 | .report_size = 9, |
| 265 | .report_type = RAW_REQUEST, |
Heiner Kallweit | 6c7ad07 | 2016-06-17 21:20:46 +0200 | [diff] [blame] | 266 | .init = dream_cheeky_init, |
| 267 | .write = dream_cheeky_write, |
| 268 | }, |
Heiner Kallweit | 007414e | 2016-06-21 21:49:29 +0200 | [diff] [blame] | 269 | { |
| 270 | .type = THINGM, |
| 271 | .name = "ThingM blink(1)", |
| 272 | .short_name = "thingm", |
| 273 | .max_brightness = 255, |
| 274 | .num_leds = 2, |
| 275 | .report_size = 9, |
| 276 | .report_type = RAW_REQUEST, |
Heiner Kallweit | 007414e | 2016-06-21 21:49:29 +0200 | [diff] [blame] | 277 | .init = thingm_init, |
| 278 | .write = thingm_write, |
| 279 | }, |
Heiner Kallweit | 6c7ad07 | 2016-06-17 21:20:46 +0200 | [diff] [blame] | 280 | }; |
| 281 | |
| 282 | static int hidled_init_led(struct hidled_led *led, const char *color_name, |
Heiner Kallweit | 5bc8393 | 2016-06-21 21:48:26 +0200 | [diff] [blame] | 283 | struct hidled_rgb *rgb, unsigned int minor) |
Heiner Kallweit | 6c7ad07 | 2016-06-17 21:20:46 +0200 | [diff] [blame] | 284 | { |
Heiner Kallweit | 5bc8393 | 2016-06-21 21:48:26 +0200 | [diff] [blame] | 285 | const struct hidled_config *config = rgb->ldev->config; |
Heiner Kallweit | 6c7ad07 | 2016-06-17 21:20:46 +0200 | [diff] [blame] | 286 | |
Heiner Kallweit | 5bc8393 | 2016-06-21 21:48:26 +0200 | [diff] [blame] | 287 | if (config->num_leds > 1) |
| 288 | snprintf(led->name, sizeof(led->name), "%s%u:%s:led%u", |
| 289 | config->short_name, minor, color_name, rgb->num); |
| 290 | else |
| 291 | snprintf(led->name, sizeof(led->name), "%s%u:%s", |
| 292 | config->short_name, minor, color_name); |
| 293 | led->cdev.name = led->name; |
| 294 | led->cdev.max_brightness = config->max_brightness; |
| 295 | led->cdev.brightness_set_blocking = config->write; |
| 296 | led->cdev.flags = LED_HW_PLUGGABLE; |
| 297 | led->rgb = rgb; |
| 298 | |
| 299 | return devm_led_classdev_register(&rgb->ldev->hdev->dev, &led->cdev); |
Heiner Kallweit | 6c7ad07 | 2016-06-17 21:20:46 +0200 | [diff] [blame] | 300 | } |
| 301 | |
Heiner Kallweit | 5bc8393 | 2016-06-21 21:48:26 +0200 | [diff] [blame] | 302 | static int hidled_init_rgb(struct hidled_rgb *rgb, unsigned int minor) |
Heiner Kallweit | 6c7ad07 | 2016-06-17 21:20:46 +0200 | [diff] [blame] | 303 | { |
| 304 | int ret; |
| 305 | |
| 306 | /* Register the red diode */ |
Heiner Kallweit | 5bc8393 | 2016-06-21 21:48:26 +0200 | [diff] [blame] | 307 | ret = hidled_init_led(&rgb->red, "red", rgb, minor); |
Heiner Kallweit | 6c7ad07 | 2016-06-17 21:20:46 +0200 | [diff] [blame] | 308 | if (ret) |
| 309 | return ret; |
| 310 | |
| 311 | /* Register the green diode */ |
Heiner Kallweit | 5bc8393 | 2016-06-21 21:48:26 +0200 | [diff] [blame] | 312 | ret = hidled_init_led(&rgb->green, "green", rgb, minor); |
Heiner Kallweit | 6c7ad07 | 2016-06-17 21:20:46 +0200 | [diff] [blame] | 313 | if (ret) |
| 314 | return ret; |
| 315 | |
| 316 | /* Register the blue diode */ |
Heiner Kallweit | 5bc8393 | 2016-06-21 21:48:26 +0200 | [diff] [blame] | 317 | return hidled_init_led(&rgb->blue, "blue", rgb, minor); |
Heiner Kallweit | 6c7ad07 | 2016-06-17 21:20:46 +0200 | [diff] [blame] | 318 | } |
| 319 | |
| 320 | static int hidled_probe(struct hid_device *hdev, const struct hid_device_id *id) |
| 321 | { |
| 322 | struct hidled_device *ldev; |
| 323 | unsigned int minor; |
| 324 | int ret, i; |
| 325 | |
| 326 | ldev = devm_kzalloc(&hdev->dev, sizeof(*ldev), GFP_KERNEL); |
| 327 | if (!ldev) |
| 328 | return -ENOMEM; |
| 329 | |
| 330 | ret = hid_parse(hdev); |
| 331 | if (ret) |
| 332 | return ret; |
| 333 | |
| 334 | ldev->hdev = hdev; |
| 335 | mutex_init(&ldev->lock); |
| 336 | |
| 337 | for (i = 0; !ldev->config && i < ARRAY_SIZE(hidled_configs); i++) |
| 338 | if (hidled_configs[i].type == id->driver_data) |
| 339 | ldev->config = &hidled_configs[i]; |
| 340 | |
| 341 | if (!ldev->config) |
| 342 | return -EINVAL; |
| 343 | |
| 344 | if (ldev->config->init) { |
| 345 | ret = ldev->config->init(ldev); |
| 346 | if (ret) |
| 347 | return ret; |
| 348 | } |
| 349 | |
Heiner Kallweit | 5bc8393 | 2016-06-21 21:48:26 +0200 | [diff] [blame] | 350 | ldev->rgb = devm_kcalloc(&hdev->dev, ldev->config->num_leds, |
| 351 | sizeof(struct hidled_rgb), GFP_KERNEL); |
| 352 | if (!ldev->rgb) |
| 353 | return -ENOMEM; |
| 354 | |
Heiner Kallweit | 6c7ad07 | 2016-06-17 21:20:46 +0200 | [diff] [blame] | 355 | ret = hid_hw_start(hdev, HID_CONNECT_HIDRAW); |
| 356 | if (ret) |
| 357 | return ret; |
| 358 | |
| 359 | minor = ((struct hidraw *) hdev->hidraw)->minor; |
| 360 | |
Heiner Kallweit | 5bc8393 | 2016-06-21 21:48:26 +0200 | [diff] [blame] | 361 | for (i = 0; i < ldev->config->num_leds; i++) { |
| 362 | ldev->rgb[i].ldev = ldev; |
| 363 | ldev->rgb[i].num = i; |
| 364 | ret = hidled_init_rgb(&ldev->rgb[i], minor); |
| 365 | if (ret) { |
| 366 | hid_hw_stop(hdev); |
| 367 | return ret; |
| 368 | } |
Heiner Kallweit | 6c7ad07 | 2016-06-17 21:20:46 +0200 | [diff] [blame] | 369 | } |
| 370 | |
| 371 | hid_info(hdev, "%s initialized\n", ldev->config->name); |
| 372 | |
| 373 | return 0; |
| 374 | } |
| 375 | |
| 376 | static const struct hid_device_id hidled_table[] = { |
| 377 | { HID_USB_DEVICE(USB_VENDOR_ID_RISO_KAGAKU, |
| 378 | USB_DEVICE_ID_RI_KA_WEBMAIL), .driver_data = RISO_KAGAKU }, |
| 379 | { HID_USB_DEVICE(USB_VENDOR_ID_DREAM_CHEEKY, |
| 380 | USB_DEVICE_ID_DREAM_CHEEKY_WN), .driver_data = DREAM_CHEEKY }, |
| 381 | { HID_USB_DEVICE(USB_VENDOR_ID_DREAM_CHEEKY, |
| 382 | USB_DEVICE_ID_DREAM_CHEEKY_FA), .driver_data = DREAM_CHEEKY }, |
Heiner Kallweit | 007414e | 2016-06-21 21:49:29 +0200 | [diff] [blame] | 383 | { HID_USB_DEVICE(USB_VENDOR_ID_THINGM, |
| 384 | USB_DEVICE_ID_BLINK1), .driver_data = THINGM }, |
Heiner Kallweit | 6c7ad07 | 2016-06-17 21:20:46 +0200 | [diff] [blame] | 385 | { } |
| 386 | }; |
| 387 | MODULE_DEVICE_TABLE(hid, hidled_table); |
| 388 | |
| 389 | static struct hid_driver hidled_driver = { |
| 390 | .name = "hid-led", |
| 391 | .probe = hidled_probe, |
| 392 | .id_table = hidled_table, |
| 393 | }; |
| 394 | |
| 395 | module_hid_driver(hidled_driver); |
| 396 | |
| 397 | MODULE_LICENSE("GPL"); |
| 398 | MODULE_AUTHOR("Heiner Kallweit <hkallweit1@gmail.com>"); |
| 399 | MODULE_DESCRIPTION("Simple USB RGB LED driver"); |