Bastien Nocera | ca2dcd4 | 2009-05-11 17:18:12 +0200 | [diff] [blame] | 1 | /* |
| 2 | * Bluetooth Wacom Tablet support |
| 3 | * |
| 4 | * Copyright (c) 1999 Andreas Gal |
| 5 | * Copyright (c) 2000-2005 Vojtech Pavlik <vojtech@suse.cz> |
| 6 | * Copyright (c) 2005 Michael Haboustak <mike-@cinci.rr.com> for Concept2, Inc |
| 7 | * Copyright (c) 2006-2007 Jiri Kosina |
| 8 | * Copyright (c) 2007 Paul Walmsley |
| 9 | * Copyright (c) 2008 Jiri Slaby <jirislaby@gmail.com> |
| 10 | * Copyright (c) 2006 Andrew Zabolotny <zap@homelink.ru> |
| 11 | * Copyright (c) 2009 Bastien Nocera <hadess@hadess.net> |
Przemo Firszt | 78761ff | 2011-11-05 11:28:22 +0000 | [diff] [blame] | 12 | * Copyright (c) 2011 Przemysław Firszt <przemo@firszt.eu> |
Bastien Nocera | ca2dcd4 | 2009-05-11 17:18:12 +0200 | [diff] [blame] | 13 | */ |
| 14 | |
| 15 | /* |
| 16 | * This program is free software; you can redistribute it and/or modify it |
| 17 | * under the terms of the GNU General Public License as published by the Free |
| 18 | * Software Foundation; either version 2 of the License, or (at your option) |
| 19 | * any later version. |
| 20 | */ |
| 21 | |
Joe Perches | 4291ee3 | 2010-12-09 19:29:03 -0800 | [diff] [blame] | 22 | #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt |
| 23 | |
Bastien Nocera | ca2dcd4 | 2009-05-11 17:18:12 +0200 | [diff] [blame] | 24 | #include <linux/device.h> |
| 25 | #include <linux/hid.h> |
| 26 | #include <linux/module.h> |
Tejun Heo | 5a0e3ad | 2010-03-24 17:04:11 +0900 | [diff] [blame] | 27 | #include <linux/slab.h> |
Przemo Firszt | 59d2334 | 2010-03-15 19:16:23 +0000 | [diff] [blame] | 28 | #include <linux/power_supply.h> |
Bastien Nocera | ca2dcd4 | 2009-05-11 17:18:12 +0200 | [diff] [blame] | 29 | |
| 30 | #include "hid-ids.h" |
| 31 | |
Przemo Firszt | 6245bde | 2012-02-28 17:19:05 +0000 | [diff] [blame] | 32 | #define PAD_DEVICE_ID 0x0F |
| 33 | |
Bastien Nocera | ca2dcd4 | 2009-05-11 17:18:12 +0200 | [diff] [blame] | 34 | struct wacom_data { |
| 35 | __u16 tool; |
Przemo Firszt | 6245bde | 2012-02-28 17:19:05 +0000 | [diff] [blame] | 36 | __u16 butstate; |
Przemo Firszt | 7e503a3 | 2012-03-14 19:55:04 +0000 | [diff] [blame] | 37 | __u8 whlstate; |
Przemo Firszt | 78761ff | 2011-11-05 11:28:22 +0000 | [diff] [blame] | 38 | __u8 features; |
Przemo Firszt | 2470900 | 2012-02-24 13:52:32 +0000 | [diff] [blame] | 39 | __u32 id; |
| 40 | __u32 serial; |
Przemo Firszt | 20a3ce7e | 2010-03-18 14:34:34 +0000 | [diff] [blame] | 41 | unsigned char high_speed; |
Przemo Firszt | e31e383 | 2012-03-22 18:54:07 +0000 | [diff] [blame^] | 42 | __u8 battery_capacity; |
| 43 | __u8 power_raw; |
| 44 | __u8 ps_connected; |
Przemo Firszt | 59d2334 | 2010-03-15 19:16:23 +0000 | [diff] [blame] | 45 | struct power_supply battery; |
| 46 | struct power_supply ac; |
Bastien Nocera | ca2dcd4 | 2009-05-11 17:18:12 +0200 | [diff] [blame] | 47 | }; |
| 48 | |
Przemo Firszt | e31e383 | 2012-03-22 18:54:07 +0000 | [diff] [blame^] | 49 | /*percent of battery capacity for Graphire |
| 50 | 8th value means AC online and show 100% capacity */ |
| 51 | static unsigned short batcap_gr[8] = { 1, 15, 25, 35, 50, 70, 100, 100 }; |
Przemo Firszt | 59d2334 | 2010-03-15 19:16:23 +0000 | [diff] [blame] | 52 | |
| 53 | static enum power_supply_property wacom_battery_props[] = { |
| 54 | POWER_SUPPLY_PROP_PRESENT, |
Jeremy Fitzhardinge | 73db881 | 2011-12-07 11:29:46 -0800 | [diff] [blame] | 55 | POWER_SUPPLY_PROP_CAPACITY, |
| 56 | POWER_SUPPLY_PROP_SCOPE, |
Przemo Firszt | 59d2334 | 2010-03-15 19:16:23 +0000 | [diff] [blame] | 57 | }; |
| 58 | |
| 59 | static enum power_supply_property wacom_ac_props[] = { |
| 60 | POWER_SUPPLY_PROP_PRESENT, |
Jeremy Fitzhardinge | 73db881 | 2011-12-07 11:29:46 -0800 | [diff] [blame] | 61 | POWER_SUPPLY_PROP_ONLINE, |
| 62 | POWER_SUPPLY_PROP_SCOPE, |
Przemo Firszt | 59d2334 | 2010-03-15 19:16:23 +0000 | [diff] [blame] | 63 | }; |
| 64 | |
| 65 | static int wacom_battery_get_property(struct power_supply *psy, |
| 66 | enum power_supply_property psp, |
| 67 | union power_supply_propval *val) |
| 68 | { |
| 69 | struct wacom_data *wdata = container_of(psy, |
| 70 | struct wacom_data, battery); |
Przemo Firszt | 59d2334 | 2010-03-15 19:16:23 +0000 | [diff] [blame] | 71 | int ret = 0; |
| 72 | |
| 73 | switch (psp) { |
| 74 | case POWER_SUPPLY_PROP_PRESENT: |
| 75 | val->intval = 1; |
| 76 | break; |
Jeremy Fitzhardinge | 73db881 | 2011-12-07 11:29:46 -0800 | [diff] [blame] | 77 | case POWER_SUPPLY_PROP_SCOPE: |
| 78 | val->intval = POWER_SUPPLY_SCOPE_DEVICE; |
| 79 | break; |
Przemo Firszt | 59d2334 | 2010-03-15 19:16:23 +0000 | [diff] [blame] | 80 | case POWER_SUPPLY_PROP_CAPACITY: |
Przemo Firszt | e31e383 | 2012-03-22 18:54:07 +0000 | [diff] [blame^] | 81 | val->intval = wdata->battery_capacity; |
Przemo Firszt | 59d2334 | 2010-03-15 19:16:23 +0000 | [diff] [blame] | 82 | break; |
| 83 | default: |
| 84 | ret = -EINVAL; |
| 85 | break; |
| 86 | } |
| 87 | return ret; |
| 88 | } |
| 89 | |
| 90 | static int wacom_ac_get_property(struct power_supply *psy, |
| 91 | enum power_supply_property psp, |
| 92 | union power_supply_propval *val) |
| 93 | { |
| 94 | struct wacom_data *wdata = container_of(psy, struct wacom_data, ac); |
Przemo Firszt | 59d2334 | 2010-03-15 19:16:23 +0000 | [diff] [blame] | 95 | int ret = 0; |
| 96 | |
| 97 | switch (psp) { |
| 98 | case POWER_SUPPLY_PROP_PRESENT: |
| 99 | /* fall through */ |
| 100 | case POWER_SUPPLY_PROP_ONLINE: |
Przemo Firszt | e31e383 | 2012-03-22 18:54:07 +0000 | [diff] [blame^] | 101 | val->intval = wdata->ps_connected; |
Przemo Firszt | 59d2334 | 2010-03-15 19:16:23 +0000 | [diff] [blame] | 102 | break; |
Jeremy Fitzhardinge | 73db881 | 2011-12-07 11:29:46 -0800 | [diff] [blame] | 103 | case POWER_SUPPLY_PROP_SCOPE: |
| 104 | val->intval = POWER_SUPPLY_SCOPE_DEVICE; |
| 105 | break; |
Przemo Firszt | 59d2334 | 2010-03-15 19:16:23 +0000 | [diff] [blame] | 106 | default: |
| 107 | ret = -EINVAL; |
| 108 | break; |
| 109 | } |
| 110 | return ret; |
| 111 | } |
Przemo Firszt | 59d2334 | 2010-03-15 19:16:23 +0000 | [diff] [blame] | 112 | |
Przemo Firszt | 78761ff | 2011-11-05 11:28:22 +0000 | [diff] [blame] | 113 | static void wacom_set_features(struct hid_device *hdev) |
| 114 | { |
| 115 | int ret; |
| 116 | __u8 rep_data[2]; |
| 117 | |
| 118 | /*set high speed, tablet mode*/ |
| 119 | rep_data[0] = 0x03; |
| 120 | rep_data[1] = 0x20; |
| 121 | ret = hdev->hid_output_raw_report(hdev, rep_data, 2, |
| 122 | HID_FEATURE_REPORT); |
| 123 | return; |
| 124 | } |
| 125 | |
Przemo Firszt | 06c7c31 | 2010-03-22 09:55:04 +0100 | [diff] [blame] | 126 | static void wacom_poke(struct hid_device *hdev, u8 speed) |
| 127 | { |
Przemo Firszt | 20a3ce7e | 2010-03-18 14:34:34 +0000 | [diff] [blame] | 128 | struct wacom_data *wdata = hid_get_drvdata(hdev); |
Przemo Firszt | 06c7c31 | 2010-03-22 09:55:04 +0100 | [diff] [blame] | 129 | int limit, ret; |
| 130 | char rep_data[2]; |
| 131 | |
| 132 | rep_data[0] = 0x03 ; rep_data[1] = 0x00; |
| 133 | limit = 3; |
| 134 | do { |
| 135 | ret = hdev->hid_output_raw_report(hdev, rep_data, 2, |
| 136 | HID_FEATURE_REPORT); |
| 137 | } while (ret < 0 && limit-- > 0); |
| 138 | |
| 139 | if (ret >= 0) { |
| 140 | if (speed == 0) |
| 141 | rep_data[0] = 0x05; |
| 142 | else |
| 143 | rep_data[0] = 0x06; |
| 144 | |
| 145 | rep_data[1] = 0x00; |
| 146 | limit = 3; |
| 147 | do { |
| 148 | ret = hdev->hid_output_raw_report(hdev, rep_data, 2, |
| 149 | HID_FEATURE_REPORT); |
| 150 | } while (ret < 0 && limit-- > 0); |
| 151 | |
Przemo Firszt | 20a3ce7e | 2010-03-18 14:34:34 +0000 | [diff] [blame] | 152 | if (ret >= 0) { |
| 153 | wdata->high_speed = speed; |
Przemo Firszt | 06c7c31 | 2010-03-22 09:55:04 +0100 | [diff] [blame] | 154 | return; |
Przemo Firszt | 20a3ce7e | 2010-03-18 14:34:34 +0000 | [diff] [blame] | 155 | } |
Przemo Firszt | 06c7c31 | 2010-03-22 09:55:04 +0100 | [diff] [blame] | 156 | } |
| 157 | |
| 158 | /* |
| 159 | * Note that if the raw queries fail, it's not a hard failure and it |
| 160 | * is safe to continue |
| 161 | */ |
Joe Perches | 4291ee3 | 2010-12-09 19:29:03 -0800 | [diff] [blame] | 162 | hid_warn(hdev, "failed to poke device, command %d, err %d\n", |
| 163 | rep_data[0], ret); |
Przemo Firszt | 06c7c31 | 2010-03-22 09:55:04 +0100 | [diff] [blame] | 164 | return; |
| 165 | } |
| 166 | |
Przemo Firszt | 20a3ce7e | 2010-03-18 14:34:34 +0000 | [diff] [blame] | 167 | static ssize_t wacom_show_speed(struct device *dev, |
| 168 | struct device_attribute |
| 169 | *attr, char *buf) |
| 170 | { |
| 171 | struct wacom_data *wdata = dev_get_drvdata(dev); |
| 172 | |
| 173 | return snprintf(buf, PAGE_SIZE, "%i\n", wdata->high_speed); |
| 174 | } |
| 175 | |
| 176 | static ssize_t wacom_store_speed(struct device *dev, |
| 177 | struct device_attribute *attr, |
| 178 | const char *buf, size_t count) |
| 179 | { |
| 180 | struct hid_device *hdev = container_of(dev, struct hid_device, dev); |
| 181 | int new_speed; |
| 182 | |
| 183 | if (sscanf(buf, "%1d", &new_speed ) != 1) |
| 184 | return -EINVAL; |
| 185 | |
| 186 | if (new_speed == 0 || new_speed == 1) { |
| 187 | wacom_poke(hdev, new_speed); |
| 188 | return strnlen(buf, PAGE_SIZE); |
| 189 | } else |
| 190 | return -EINVAL; |
| 191 | } |
| 192 | |
Jiri Kosina | edd2126 | 2010-11-18 16:28:43 +0100 | [diff] [blame] | 193 | static DEVICE_ATTR(speed, S_IRUGO | S_IWUSR | S_IWGRP, |
Przemo Firszt | 20a3ce7e | 2010-03-18 14:34:34 +0000 | [diff] [blame] | 194 | wacom_show_speed, wacom_store_speed); |
| 195 | |
Przemo Firszt | f6b7efc | 2011-11-05 11:28:21 +0000 | [diff] [blame] | 196 | static int wacom_gr_parse_report(struct hid_device *hdev, |
| 197 | struct wacom_data *wdata, |
| 198 | struct input_dev *input, unsigned char *data) |
Bastien Nocera | ca2dcd4 | 2009-05-11 17:18:12 +0200 | [diff] [blame] | 199 | { |
Bastien Nocera | ca2dcd4 | 2009-05-11 17:18:12 +0200 | [diff] [blame] | 200 | int tool, x, y, rw; |
| 201 | |
Bastien Nocera | ca2dcd4 | 2009-05-11 17:18:12 +0200 | [diff] [blame] | 202 | tool = 0; |
Bastien Nocera | ca2dcd4 | 2009-05-11 17:18:12 +0200 | [diff] [blame] | 203 | /* Get X & Y positions */ |
| 204 | x = le16_to_cpu(*(__le16 *) &data[2]); |
| 205 | y = le16_to_cpu(*(__le16 *) &data[4]); |
| 206 | |
| 207 | /* Get current tool identifier */ |
| 208 | if (data[1] & 0x90) { /* If pen is in the in/active area */ |
| 209 | switch ((data[1] >> 5) & 3) { |
| 210 | case 0: /* Pen */ |
| 211 | tool = BTN_TOOL_PEN; |
| 212 | break; |
| 213 | |
| 214 | case 1: /* Rubber */ |
| 215 | tool = BTN_TOOL_RUBBER; |
| 216 | break; |
| 217 | |
| 218 | case 2: /* Mouse with wheel */ |
| 219 | case 3: /* Mouse without wheel */ |
| 220 | tool = BTN_TOOL_MOUSE; |
| 221 | break; |
| 222 | } |
| 223 | |
| 224 | /* Reset tool if out of active tablet area */ |
| 225 | if (!(data[1] & 0x10)) |
| 226 | tool = 0; |
| 227 | } |
| 228 | |
| 229 | /* If tool changed, notify input subsystem */ |
| 230 | if (wdata->tool != tool) { |
| 231 | if (wdata->tool) { |
| 232 | /* Completely reset old tool state */ |
| 233 | if (wdata->tool == BTN_TOOL_MOUSE) { |
| 234 | input_report_key(input, BTN_LEFT, 0); |
| 235 | input_report_key(input, BTN_RIGHT, 0); |
| 236 | input_report_key(input, BTN_MIDDLE, 0); |
| 237 | input_report_abs(input, ABS_DISTANCE, |
Daniel Mack | 987a6c0 | 2010-08-02 20:15:17 -0700 | [diff] [blame] | 238 | input_abs_get_max(input, ABS_DISTANCE)); |
Bastien Nocera | ca2dcd4 | 2009-05-11 17:18:12 +0200 | [diff] [blame] | 239 | } else { |
| 240 | input_report_key(input, BTN_TOUCH, 0); |
| 241 | input_report_key(input, BTN_STYLUS, 0); |
| 242 | input_report_key(input, BTN_STYLUS2, 0); |
| 243 | input_report_abs(input, ABS_PRESSURE, 0); |
| 244 | } |
| 245 | input_report_key(input, wdata->tool, 0); |
| 246 | input_sync(input); |
| 247 | } |
| 248 | wdata->tool = tool; |
| 249 | if (tool) |
| 250 | input_report_key(input, tool, 1); |
| 251 | } |
| 252 | |
| 253 | if (tool) { |
| 254 | input_report_abs(input, ABS_X, x); |
| 255 | input_report_abs(input, ABS_Y, y); |
| 256 | |
| 257 | switch ((data[1] >> 5) & 3) { |
| 258 | case 2: /* Mouse with wheel */ |
| 259 | input_report_key(input, BTN_MIDDLE, data[1] & 0x04); |
| 260 | rw = (data[6] & 0x01) ? -1 : |
| 261 | (data[6] & 0x02) ? 1 : 0; |
| 262 | input_report_rel(input, REL_WHEEL, rw); |
| 263 | /* fall through */ |
| 264 | |
| 265 | case 3: /* Mouse without wheel */ |
| 266 | input_report_key(input, BTN_LEFT, data[1] & 0x01); |
| 267 | input_report_key(input, BTN_RIGHT, data[1] & 0x02); |
| 268 | /* Compute distance between mouse and tablet */ |
| 269 | rw = 44 - (data[6] >> 2); |
| 270 | if (rw < 0) |
| 271 | rw = 0; |
| 272 | else if (rw > 31) |
| 273 | rw = 31; |
| 274 | input_report_abs(input, ABS_DISTANCE, rw); |
| 275 | break; |
| 276 | |
| 277 | default: |
| 278 | input_report_abs(input, ABS_PRESSURE, |
| 279 | data[6] | (((__u16) (data[1] & 0x08)) << 5)); |
| 280 | input_report_key(input, BTN_TOUCH, data[1] & 0x01); |
| 281 | input_report_key(input, BTN_STYLUS, data[1] & 0x02); |
| 282 | input_report_key(input, BTN_STYLUS2, (tool == BTN_TOOL_PEN) && data[1] & 0x04); |
| 283 | break; |
| 284 | } |
| 285 | |
| 286 | input_sync(input); |
| 287 | } |
| 288 | |
| 289 | /* Report the state of the two buttons at the top of the tablet |
| 290 | * as two extra fingerpad keys (buttons 4 & 5). */ |
| 291 | rw = data[7] & 0x03; |
| 292 | if (rw != wdata->butstate) { |
| 293 | wdata->butstate = rw; |
| 294 | input_report_key(input, BTN_0, rw & 0x02); |
| 295 | input_report_key(input, BTN_1, rw & 0x01); |
Przemo Firszt | 0e253fd | 2010-01-09 15:20:03 +0100 | [diff] [blame] | 296 | input_report_key(input, BTN_TOOL_FINGER, 0xf0); |
Bastien Nocera | ca2dcd4 | 2009-05-11 17:18:12 +0200 | [diff] [blame] | 297 | input_event(input, EV_MSC, MSC_SERIAL, 0xf0); |
| 298 | input_sync(input); |
| 299 | } |
| 300 | |
Przemo Firszt | e31e383 | 2012-03-22 18:54:07 +0000 | [diff] [blame^] | 301 | /* Store current battery capacity and power supply state*/ |
Przemo Firszt | 59d2334 | 2010-03-15 19:16:23 +0000 | [diff] [blame] | 302 | rw = (data[7] >> 2 & 0x07); |
Przemo Firszt | e31e383 | 2012-03-22 18:54:07 +0000 | [diff] [blame^] | 303 | if (rw != wdata->power_raw) { |
| 304 | wdata->power_raw = rw; |
| 305 | wdata->battery_capacity = batcap_gr[rw]; |
| 306 | if (rw == 7) |
| 307 | wdata->ps_connected = 1; |
| 308 | else |
| 309 | wdata->ps_connected = 0; |
| 310 | } |
Bastien Nocera | ca2dcd4 | 2009-05-11 17:18:12 +0200 | [diff] [blame] | 311 | return 1; |
| 312 | } |
Przemo Firszt | 78761ff | 2011-11-05 11:28:22 +0000 | [diff] [blame] | 313 | |
Przemo Firszt | 6245bde | 2012-02-28 17:19:05 +0000 | [diff] [blame] | 314 | static void wacom_i4_parse_button_report(struct wacom_data *wdata, |
| 315 | struct input_dev *input, unsigned char *data) |
| 316 | { |
| 317 | __u16 new_butstate; |
Przemo Firszt | 7e503a3 | 2012-03-14 19:55:04 +0000 | [diff] [blame] | 318 | __u8 new_whlstate; |
| 319 | __u8 sync = 0; |
| 320 | |
| 321 | new_whlstate = data[1]; |
| 322 | if (new_whlstate != wdata->whlstate) { |
| 323 | wdata->whlstate = new_whlstate; |
| 324 | if (new_whlstate & 0x80) { |
| 325 | input_report_key(input, BTN_TOUCH, 1); |
| 326 | input_report_abs(input, ABS_WHEEL, (new_whlstate & 0x7f)); |
| 327 | input_report_key(input, BTN_TOOL_FINGER, 1); |
| 328 | } else { |
| 329 | input_report_key(input, BTN_TOUCH, 0); |
| 330 | input_report_abs(input, ABS_WHEEL, 0); |
| 331 | input_report_key(input, BTN_TOOL_FINGER, 0); |
| 332 | } |
| 333 | sync = 1; |
| 334 | } |
Przemo Firszt | 6245bde | 2012-02-28 17:19:05 +0000 | [diff] [blame] | 335 | |
| 336 | new_butstate = (data[3] << 1) | (data[2] & 0x01); |
| 337 | if (new_butstate != wdata->butstate) { |
| 338 | wdata->butstate = new_butstate; |
| 339 | input_report_key(input, BTN_0, new_butstate & 0x001); |
| 340 | input_report_key(input, BTN_1, new_butstate & 0x002); |
| 341 | input_report_key(input, BTN_2, new_butstate & 0x004); |
| 342 | input_report_key(input, BTN_3, new_butstate & 0x008); |
| 343 | input_report_key(input, BTN_4, new_butstate & 0x010); |
| 344 | input_report_key(input, BTN_5, new_butstate & 0x020); |
| 345 | input_report_key(input, BTN_6, new_butstate & 0x040); |
| 346 | input_report_key(input, BTN_7, new_butstate & 0x080); |
| 347 | input_report_key(input, BTN_8, new_butstate & 0x100); |
| 348 | input_report_key(input, BTN_TOOL_FINGER, 1); |
Przemo Firszt | 7e503a3 | 2012-03-14 19:55:04 +0000 | [diff] [blame] | 349 | sync = 1; |
| 350 | } |
| 351 | |
| 352 | if (sync) { |
Przemo Firszt | 6245bde | 2012-02-28 17:19:05 +0000 | [diff] [blame] | 353 | input_report_abs(input, ABS_MISC, PAD_DEVICE_ID); |
| 354 | input_event(input, EV_MSC, MSC_SERIAL, 0xffffffff); |
| 355 | input_sync(input); |
| 356 | } |
| 357 | } |
| 358 | |
Przemo Firszt | 78761ff | 2011-11-05 11:28:22 +0000 | [diff] [blame] | 359 | static void wacom_i4_parse_pen_report(struct wacom_data *wdata, |
| 360 | struct input_dev *input, unsigned char *data) |
| 361 | { |
| 362 | __u16 x, y, pressure; |
Przemo Firszt | e0829e9 | 2012-02-28 17:19:04 +0000 | [diff] [blame] | 363 | __u8 distance; |
Przemo Firszt | 78761ff | 2011-11-05 11:28:22 +0000 | [diff] [blame] | 364 | |
| 365 | switch (data[1]) { |
| 366 | case 0x80: /* Out of proximity report */ |
Przemo Firszt | 78761ff | 2011-11-05 11:28:22 +0000 | [diff] [blame] | 367 | input_report_key(input, BTN_TOUCH, 0); |
| 368 | input_report_abs(input, ABS_PRESSURE, 0); |
Przemo Firszt | 693f45b | 2012-03-09 13:20:51 +0000 | [diff] [blame] | 369 | input_report_key(input, BTN_STYLUS, 0); |
| 370 | input_report_key(input, BTN_STYLUS2, 0); |
Przemo Firszt | 78761ff | 2011-11-05 11:28:22 +0000 | [diff] [blame] | 371 | input_report_key(input, wdata->tool, 0); |
Przemo Firszt | 2470900 | 2012-02-24 13:52:32 +0000 | [diff] [blame] | 372 | input_report_abs(input, ABS_MISC, 0); |
| 373 | input_event(input, EV_MSC, MSC_SERIAL, wdata->serial); |
Przemo Firszt | 32db737 | 2012-02-19 20:20:29 +0000 | [diff] [blame] | 374 | wdata->tool = 0; |
Przemo Firszt | 78761ff | 2011-11-05 11:28:22 +0000 | [diff] [blame] | 375 | input_sync(input); |
| 376 | break; |
| 377 | case 0xC2: /* Tool report */ |
Przemo Firszt | 2470900 | 2012-02-24 13:52:32 +0000 | [diff] [blame] | 378 | wdata->id = ((data[2] << 4) | (data[3] >> 4) | |
Przemo Firszt | 78761ff | 2011-11-05 11:28:22 +0000 | [diff] [blame] | 379 | ((data[7] & 0x0f) << 20) | |
Przemo Firszt | 2470900 | 2012-02-24 13:52:32 +0000 | [diff] [blame] | 380 | ((data[8] & 0xf0) << 12)); |
| 381 | wdata->serial = ((data[3] & 0x0f) << 28) + |
| 382 | (data[4] << 20) + (data[5] << 12) + |
| 383 | (data[6] << 4) + (data[7] >> 4); |
Przemo Firszt | 78761ff | 2011-11-05 11:28:22 +0000 | [diff] [blame] | 384 | |
Przemo Firszt | 2470900 | 2012-02-24 13:52:32 +0000 | [diff] [blame] | 385 | switch (wdata->id) { |
| 386 | case 0x100802: |
Przemo Firszt | 78761ff | 2011-11-05 11:28:22 +0000 | [diff] [blame] | 387 | wdata->tool = BTN_TOOL_PEN; |
| 388 | break; |
Przemo Firszt | 2470900 | 2012-02-24 13:52:32 +0000 | [diff] [blame] | 389 | case 0x10080A: |
Przemo Firszt | 78761ff | 2011-11-05 11:28:22 +0000 | [diff] [blame] | 390 | wdata->tool = BTN_TOOL_RUBBER; |
| 391 | break; |
| 392 | } |
| 393 | break; |
| 394 | default: /* Position/pressure report */ |
| 395 | x = data[2] << 9 | data[3] << 1 | ((data[9] & 0x02) >> 1); |
| 396 | y = data[4] << 9 | data[5] << 1 | (data[9] & 0x01); |
| 397 | pressure = (data[6] << 3) | ((data[7] & 0xC0) >> 5) |
| 398 | | (data[1] & 0x01); |
Przemo Firszt | e0829e9 | 2012-02-28 17:19:04 +0000 | [diff] [blame] | 399 | distance = (data[9] >> 2) & 0x3f; |
Przemo Firszt | 78761ff | 2011-11-05 11:28:22 +0000 | [diff] [blame] | 400 | |
| 401 | input_report_key(input, BTN_TOUCH, pressure > 1); |
| 402 | |
| 403 | input_report_key(input, BTN_STYLUS, data[1] & 0x02); |
| 404 | input_report_key(input, BTN_STYLUS2, data[1] & 0x04); |
| 405 | input_report_key(input, wdata->tool, 1); |
| 406 | input_report_abs(input, ABS_X, x); |
| 407 | input_report_abs(input, ABS_Y, y); |
| 408 | input_report_abs(input, ABS_PRESSURE, pressure); |
Przemo Firszt | e0829e9 | 2012-02-28 17:19:04 +0000 | [diff] [blame] | 409 | input_report_abs(input, ABS_DISTANCE, distance); |
Przemo Firszt | 2470900 | 2012-02-24 13:52:32 +0000 | [diff] [blame] | 410 | input_report_abs(input, ABS_MISC, wdata->id); |
| 411 | input_event(input, EV_MSC, MSC_SERIAL, wdata->serial); |
| 412 | input_report_key(input, wdata->tool, 1); |
Przemo Firszt | 78761ff | 2011-11-05 11:28:22 +0000 | [diff] [blame] | 413 | input_sync(input); |
| 414 | break; |
| 415 | } |
| 416 | |
| 417 | return; |
| 418 | } |
| 419 | |
| 420 | static void wacom_i4_parse_report(struct hid_device *hdev, |
| 421 | struct wacom_data *wdata, |
| 422 | struct input_dev *input, unsigned char *data) |
| 423 | { |
| 424 | switch (data[0]) { |
| 425 | case 0x00: /* Empty report */ |
| 426 | break; |
| 427 | case 0x02: /* Pen report */ |
| 428 | wacom_i4_parse_pen_report(wdata, input, data); |
| 429 | break; |
| 430 | case 0x03: /* Features Report */ |
| 431 | wdata->features = data[2]; |
| 432 | break; |
| 433 | case 0x0C: /* Button report */ |
Przemo Firszt | 6245bde | 2012-02-28 17:19:05 +0000 | [diff] [blame] | 434 | wacom_i4_parse_button_report(wdata, input, data); |
Przemo Firszt | 78761ff | 2011-11-05 11:28:22 +0000 | [diff] [blame] | 435 | break; |
| 436 | default: |
| 437 | hid_err(hdev, "Unknown report: %d,%d\n", data[0], data[1]); |
| 438 | break; |
| 439 | } |
| 440 | } |
| 441 | |
Przemo Firszt | f6b7efc | 2011-11-05 11:28:21 +0000 | [diff] [blame] | 442 | static int wacom_raw_event(struct hid_device *hdev, struct hid_report *report, |
| 443 | u8 *raw_data, int size) |
| 444 | { |
| 445 | struct wacom_data *wdata = hid_get_drvdata(hdev); |
| 446 | struct hid_input *hidinput; |
| 447 | struct input_dev *input; |
| 448 | unsigned char *data = (unsigned char *) raw_data; |
Przemo Firszt | 78761ff | 2011-11-05 11:28:22 +0000 | [diff] [blame] | 449 | int i; |
Przemo Firszt | f6b7efc | 2011-11-05 11:28:21 +0000 | [diff] [blame] | 450 | |
| 451 | if (!(hdev->claimed & HID_CLAIMED_INPUT)) |
| 452 | return 0; |
| 453 | |
| 454 | hidinput = list_entry(hdev->inputs.next, struct hid_input, list); |
| 455 | input = hidinput->input; |
| 456 | |
| 457 | /* Check if this is a tablet report */ |
| 458 | if (data[0] != 0x03) |
| 459 | return 0; |
| 460 | |
Przemo Firszt | 78761ff | 2011-11-05 11:28:22 +0000 | [diff] [blame] | 461 | switch (hdev->product) { |
| 462 | case USB_DEVICE_ID_WACOM_GRAPHIRE_BLUETOOTH: |
| 463 | return wacom_gr_parse_report(hdev, wdata, input, data); |
| 464 | break; |
| 465 | case USB_DEVICE_ID_WACOM_INTUOS4_BLUETOOTH: |
| 466 | i = 1; |
| 467 | |
| 468 | switch (data[0]) { |
| 469 | case 0x04: |
| 470 | wacom_i4_parse_report(hdev, wdata, input, data + i); |
| 471 | i += 10; |
| 472 | /* fall through */ |
| 473 | case 0x03: |
| 474 | wacom_i4_parse_report(hdev, wdata, input, data + i); |
| 475 | i += 10; |
| 476 | wacom_i4_parse_report(hdev, wdata, input, data + i); |
| 477 | break; |
| 478 | default: |
| 479 | hid_err(hdev, "Unknown report: %d,%d size:%d\n", |
| 480 | data[0], data[1], size); |
| 481 | return 0; |
| 482 | } |
| 483 | } |
| 484 | return 1; |
Przemo Firszt | f6b7efc | 2011-11-05 11:28:21 +0000 | [diff] [blame] | 485 | } |
Bastien Nocera | ca2dcd4 | 2009-05-11 17:18:12 +0200 | [diff] [blame] | 486 | |
David Herrmann | 3797ef6 | 2011-10-08 23:20:17 +0200 | [diff] [blame] | 487 | static int wacom_input_mapped(struct hid_device *hdev, struct hid_input *hi, |
| 488 | struct hid_field *field, struct hid_usage *usage, unsigned long **bit, |
| 489 | int *max) |
| 490 | { |
| 491 | struct input_dev *input = hi->input; |
| 492 | |
Jiri Kosina | f6f1242 | 2011-10-25 09:58:12 +0200 | [diff] [blame] | 493 | __set_bit(INPUT_PROP_POINTER, input->propbit); |
| 494 | |
David Herrmann | 3797ef6 | 2011-10-08 23:20:17 +0200 | [diff] [blame] | 495 | /* Basics */ |
| 496 | input->evbit[0] |= BIT(EV_KEY) | BIT(EV_ABS) | BIT(EV_REL); |
| 497 | |
| 498 | __set_bit(REL_WHEEL, input->relbit); |
| 499 | |
| 500 | __set_bit(BTN_TOOL_PEN, input->keybit); |
| 501 | __set_bit(BTN_TOUCH, input->keybit); |
| 502 | __set_bit(BTN_STYLUS, input->keybit); |
| 503 | __set_bit(BTN_STYLUS2, input->keybit); |
| 504 | __set_bit(BTN_LEFT, input->keybit); |
| 505 | __set_bit(BTN_RIGHT, input->keybit); |
| 506 | __set_bit(BTN_MIDDLE, input->keybit); |
| 507 | |
| 508 | /* Pad */ |
Przemo Firszt | 9a911da | 2012-03-14 19:55:03 +0000 | [diff] [blame] | 509 | input_set_capability(input, EV_MSC, MSC_SERIAL); |
David Herrmann | 3797ef6 | 2011-10-08 23:20:17 +0200 | [diff] [blame] | 510 | |
| 511 | __set_bit(BTN_0, input->keybit); |
| 512 | __set_bit(BTN_1, input->keybit); |
| 513 | __set_bit(BTN_TOOL_FINGER, input->keybit); |
| 514 | |
| 515 | /* Distance, rubber and mouse */ |
| 516 | __set_bit(BTN_TOOL_RUBBER, input->keybit); |
| 517 | __set_bit(BTN_TOOL_MOUSE, input->keybit); |
| 518 | |
Przemo Firszt | 78761ff | 2011-11-05 11:28:22 +0000 | [diff] [blame] | 519 | switch (hdev->product) { |
| 520 | case USB_DEVICE_ID_WACOM_GRAPHIRE_BLUETOOTH: |
| 521 | input_set_abs_params(input, ABS_X, 0, 16704, 4, 0); |
| 522 | input_set_abs_params(input, ABS_Y, 0, 12064, 4, 0); |
| 523 | input_set_abs_params(input, ABS_PRESSURE, 0, 511, 0, 0); |
| 524 | input_set_abs_params(input, ABS_DISTANCE, 0, 32, 0, 0); |
| 525 | break; |
| 526 | case USB_DEVICE_ID_WACOM_INTUOS4_BLUETOOTH: |
Przemo Firszt | 7e503a3 | 2012-03-14 19:55:04 +0000 | [diff] [blame] | 527 | __set_bit(ABS_WHEEL, input->absbit); |
Przemo Firszt | 2c653e6 | 2012-02-24 13:47:48 +0000 | [diff] [blame] | 528 | __set_bit(ABS_MISC, input->absbit); |
Przemo Firszt | 6245bde | 2012-02-28 17:19:05 +0000 | [diff] [blame] | 529 | __set_bit(BTN_2, input->keybit); |
| 530 | __set_bit(BTN_3, input->keybit); |
| 531 | __set_bit(BTN_4, input->keybit); |
| 532 | __set_bit(BTN_5, input->keybit); |
| 533 | __set_bit(BTN_6, input->keybit); |
| 534 | __set_bit(BTN_7, input->keybit); |
| 535 | __set_bit(BTN_8, input->keybit); |
Przemo Firszt | 7e503a3 | 2012-03-14 19:55:04 +0000 | [diff] [blame] | 536 | input_set_abs_params(input, ABS_WHEEL, 0, 71, 0, 0); |
Przemo Firszt | 78761ff | 2011-11-05 11:28:22 +0000 | [diff] [blame] | 537 | input_set_abs_params(input, ABS_X, 0, 40640, 4, 0); |
| 538 | input_set_abs_params(input, ABS_Y, 0, 25400, 4, 0); |
| 539 | input_set_abs_params(input, ABS_PRESSURE, 0, 2047, 0, 0); |
Przemo Firszt | e0829e9 | 2012-02-28 17:19:04 +0000 | [diff] [blame] | 540 | input_set_abs_params(input, ABS_DISTANCE, 0, 63, 0, 0); |
Przemo Firszt | 78761ff | 2011-11-05 11:28:22 +0000 | [diff] [blame] | 541 | break; |
| 542 | } |
David Herrmann | 3797ef6 | 2011-10-08 23:20:17 +0200 | [diff] [blame] | 543 | |
| 544 | return 0; |
| 545 | } |
| 546 | |
Bastien Nocera | ca2dcd4 | 2009-05-11 17:18:12 +0200 | [diff] [blame] | 547 | static int wacom_probe(struct hid_device *hdev, |
| 548 | const struct hid_device_id *id) |
| 549 | { |
Bastien Nocera | ca2dcd4 | 2009-05-11 17:18:12 +0200 | [diff] [blame] | 550 | struct wacom_data *wdata; |
| 551 | int ret; |
| 552 | |
| 553 | wdata = kzalloc(sizeof(*wdata), GFP_KERNEL); |
| 554 | if (wdata == NULL) { |
Joe Perches | 4291ee3 | 2010-12-09 19:29:03 -0800 | [diff] [blame] | 555 | hid_err(hdev, "can't alloc wacom descriptor\n"); |
Bastien Nocera | ca2dcd4 | 2009-05-11 17:18:12 +0200 | [diff] [blame] | 556 | return -ENOMEM; |
| 557 | } |
| 558 | |
| 559 | hid_set_drvdata(hdev, wdata); |
| 560 | |
Bastien Nocera | 46a709b | 2010-01-20 12:00:53 +0000 | [diff] [blame] | 561 | /* Parse the HID report now */ |
Bastien Nocera | ca2dcd4 | 2009-05-11 17:18:12 +0200 | [diff] [blame] | 562 | ret = hid_parse(hdev); |
| 563 | if (ret) { |
Joe Perches | 4291ee3 | 2010-12-09 19:29:03 -0800 | [diff] [blame] | 564 | hid_err(hdev, "parse failed\n"); |
Bastien Nocera | ca2dcd4 | 2009-05-11 17:18:12 +0200 | [diff] [blame] | 565 | goto err_free; |
| 566 | } |
| 567 | |
| 568 | ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT); |
| 569 | if (ret) { |
Joe Perches | 4291ee3 | 2010-12-09 19:29:03 -0800 | [diff] [blame] | 570 | hid_err(hdev, "hw start failed\n"); |
Bastien Nocera | ca2dcd4 | 2009-05-11 17:18:12 +0200 | [diff] [blame] | 571 | goto err_free; |
| 572 | } |
| 573 | |
Przemo Firszt | 20a3ce7e | 2010-03-18 14:34:34 +0000 | [diff] [blame] | 574 | ret = device_create_file(&hdev->dev, &dev_attr_speed); |
| 575 | if (ret) |
Joe Perches | 4291ee3 | 2010-12-09 19:29:03 -0800 | [diff] [blame] | 576 | hid_warn(hdev, |
| 577 | "can't create sysfs speed attribute err: %d\n", ret); |
Jiri Kosina | 342f31e | 2010-02-03 15:52:31 +0100 | [diff] [blame] | 578 | |
Przemo Firszt | 78761ff | 2011-11-05 11:28:22 +0000 | [diff] [blame] | 579 | switch (hdev->product) { |
| 580 | case USB_DEVICE_ID_WACOM_GRAPHIRE_BLUETOOTH: |
| 581 | /* Set Wacom mode 2 with high reporting speed */ |
| 582 | wacom_poke(hdev, 1); |
| 583 | break; |
| 584 | case USB_DEVICE_ID_WACOM_INTUOS4_BLUETOOTH: |
Przemo Firszt | a72c5dd | 2012-02-17 17:47:10 +0000 | [diff] [blame] | 585 | sprintf(hdev->name, "%s", "Wacom Intuos4 WL"); |
Przemo Firszt | 78761ff | 2011-11-05 11:28:22 +0000 | [diff] [blame] | 586 | wdata->features = 0; |
| 587 | wacom_set_features(hdev); |
| 588 | break; |
| 589 | } |
Bastien Nocera | 46a709b | 2010-01-20 12:00:53 +0000 | [diff] [blame] | 590 | |
Przemo Firszt | 59d2334 | 2010-03-15 19:16:23 +0000 | [diff] [blame] | 591 | wdata->battery.properties = wacom_battery_props; |
| 592 | wdata->battery.num_properties = ARRAY_SIZE(wacom_battery_props); |
| 593 | wdata->battery.get_property = wacom_battery_get_property; |
| 594 | wdata->battery.name = "wacom_battery"; |
| 595 | wdata->battery.type = POWER_SUPPLY_TYPE_BATTERY; |
| 596 | wdata->battery.use_for_apm = 0; |
Bastien Nocera | 46a709b | 2010-01-20 12:00:53 +0000 | [diff] [blame] | 597 | |
Jeremy Fitzhardinge | 35b4c01 | 2011-12-09 09:35:00 -0800 | [diff] [blame] | 598 | |
Przemo Firszt | 59d2334 | 2010-03-15 19:16:23 +0000 | [diff] [blame] | 599 | ret = power_supply_register(&hdev->dev, &wdata->battery); |
| 600 | if (ret) { |
Joe Perches | 4291ee3 | 2010-12-09 19:29:03 -0800 | [diff] [blame] | 601 | hid_warn(hdev, "can't create sysfs battery attribute, err: %d\n", |
| 602 | ret); |
David Herrmann | dde58cf | 2011-09-05 18:45:28 +0200 | [diff] [blame] | 603 | goto err_battery; |
Przemo Firszt | 59d2334 | 2010-03-15 19:16:23 +0000 | [diff] [blame] | 604 | } |
| 605 | |
Przemo Firszt | d7cb3db | 2012-02-05 22:35:24 +0000 | [diff] [blame] | 606 | power_supply_powers(&wdata->battery, &hdev->dev); |
| 607 | |
Przemo Firszt | 59d2334 | 2010-03-15 19:16:23 +0000 | [diff] [blame] | 608 | wdata->ac.properties = wacom_ac_props; |
| 609 | wdata->ac.num_properties = ARRAY_SIZE(wacom_ac_props); |
| 610 | wdata->ac.get_property = wacom_ac_get_property; |
| 611 | wdata->ac.name = "wacom_ac"; |
| 612 | wdata->ac.type = POWER_SUPPLY_TYPE_MAINS; |
| 613 | wdata->ac.use_for_apm = 0; |
| 614 | |
| 615 | ret = power_supply_register(&hdev->dev, &wdata->ac); |
| 616 | if (ret) { |
Joe Perches | 4291ee3 | 2010-12-09 19:29:03 -0800 | [diff] [blame] | 617 | hid_warn(hdev, |
| 618 | "can't create ac battery attribute, err: %d\n", ret); |
David Herrmann | dde58cf | 2011-09-05 18:45:28 +0200 | [diff] [blame] | 619 | goto err_ac; |
Przemo Firszt | 59d2334 | 2010-03-15 19:16:23 +0000 | [diff] [blame] | 620 | } |
Przemo Firszt | d7cb3db | 2012-02-05 22:35:24 +0000 | [diff] [blame] | 621 | |
| 622 | power_supply_powers(&wdata->ac, &hdev->dev); |
Bastien Nocera | ca2dcd4 | 2009-05-11 17:18:12 +0200 | [diff] [blame] | 623 | return 0; |
Daniel Mack | 987a6c0 | 2010-08-02 20:15:17 -0700 | [diff] [blame] | 624 | |
David Herrmann | dde58cf | 2011-09-05 18:45:28 +0200 | [diff] [blame] | 625 | err_ac: |
| 626 | power_supply_unregister(&wdata->battery); |
| 627 | err_battery: |
| 628 | device_remove_file(&hdev->dev, &dev_attr_speed); |
| 629 | hid_hw_stop(hdev); |
Bastien Nocera | ca2dcd4 | 2009-05-11 17:18:12 +0200 | [diff] [blame] | 630 | err_free: |
| 631 | kfree(wdata); |
| 632 | return ret; |
| 633 | } |
| 634 | |
| 635 | static void wacom_remove(struct hid_device *hdev) |
| 636 | { |
Przemo Firszt | 59d2334 | 2010-03-15 19:16:23 +0000 | [diff] [blame] | 637 | struct wacom_data *wdata = hid_get_drvdata(hdev); |
David Herrmann | 9086617 | 2011-09-05 18:45:29 +0200 | [diff] [blame] | 638 | device_remove_file(&hdev->dev, &dev_attr_speed); |
Bastien Nocera | ca2dcd4 | 2009-05-11 17:18:12 +0200 | [diff] [blame] | 639 | hid_hw_stop(hdev); |
Przemo Firszt | 59d2334 | 2010-03-15 19:16:23 +0000 | [diff] [blame] | 640 | |
Przemo Firszt | 59d2334 | 2010-03-15 19:16:23 +0000 | [diff] [blame] | 641 | power_supply_unregister(&wdata->battery); |
| 642 | power_supply_unregister(&wdata->ac); |
Bastien Nocera | ca2dcd4 | 2009-05-11 17:18:12 +0200 | [diff] [blame] | 643 | kfree(hid_get_drvdata(hdev)); |
| 644 | } |
| 645 | |
| 646 | static const struct hid_device_id wacom_devices[] = { |
| 647 | { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_GRAPHIRE_BLUETOOTH) }, |
Przemo Firszt | 78761ff | 2011-11-05 11:28:22 +0000 | [diff] [blame] | 648 | { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_INTUOS4_BLUETOOTH) }, |
Jiri Kosina | d5e0a06 | 2010-07-20 17:48:48 +0200 | [diff] [blame] | 649 | |
Bastien Nocera | ca2dcd4 | 2009-05-11 17:18:12 +0200 | [diff] [blame] | 650 | { } |
| 651 | }; |
| 652 | MODULE_DEVICE_TABLE(hid, wacom_devices); |
| 653 | |
| 654 | static struct hid_driver wacom_driver = { |
| 655 | .name = "wacom", |
| 656 | .id_table = wacom_devices, |
| 657 | .probe = wacom_probe, |
| 658 | .remove = wacom_remove, |
| 659 | .raw_event = wacom_raw_event, |
David Herrmann | 3797ef6 | 2011-10-08 23:20:17 +0200 | [diff] [blame] | 660 | .input_mapped = wacom_input_mapped, |
Bastien Nocera | ca2dcd4 | 2009-05-11 17:18:12 +0200 | [diff] [blame] | 661 | }; |
| 662 | |
Peter Huewe | a24f423b | 2009-07-02 19:08:38 +0200 | [diff] [blame] | 663 | static int __init wacom_init(void) |
Bastien Nocera | ca2dcd4 | 2009-05-11 17:18:12 +0200 | [diff] [blame] | 664 | { |
| 665 | int ret; |
| 666 | |
| 667 | ret = hid_register_driver(&wacom_driver); |
| 668 | if (ret) |
Joe Perches | 4291ee3 | 2010-12-09 19:29:03 -0800 | [diff] [blame] | 669 | pr_err("can't register wacom driver\n"); |
Bastien Nocera | ca2dcd4 | 2009-05-11 17:18:12 +0200 | [diff] [blame] | 670 | return ret; |
| 671 | } |
| 672 | |
Peter Huewe | a24f423b | 2009-07-02 19:08:38 +0200 | [diff] [blame] | 673 | static void __exit wacom_exit(void) |
Bastien Nocera | ca2dcd4 | 2009-05-11 17:18:12 +0200 | [diff] [blame] | 674 | { |
| 675 | hid_unregister_driver(&wacom_driver); |
| 676 | } |
| 677 | |
| 678 | module_init(wacom_init); |
| 679 | module_exit(wacom_exit); |
| 680 | MODULE_LICENSE("GPL"); |
| 681 | |