Jiri Kosina | dde5845 | 2006-12-08 18:40:44 +0100 | [diff] [blame] | 1 | /* |
Jiri Kosina | dde5845 | 2006-12-08 18:40:44 +0100 | [diff] [blame] | 2 | * Copyright (c) 2000-2001 Vojtech Pavlik |
Jiri Kosina | 7d39e84 | 2010-02-02 20:46:34 +0100 | [diff] [blame] | 3 | * Copyright (c) 2006-2010 Jiri Kosina |
Jiri Kosina | dde5845 | 2006-12-08 18:40:44 +0100 | [diff] [blame] | 4 | * |
| 5 | * HID to Linux Input mapping |
| 6 | */ |
| 7 | |
| 8 | /* |
| 9 | * This program is free software; you can redistribute it and/or modify |
| 10 | * it under the terms of the GNU General Public License as published by |
| 11 | * the Free Software Foundation; either version 2 of the License, or |
| 12 | * (at your option) any later version. |
| 13 | * |
| 14 | * This program is distributed in the hope that it will be useful, |
| 15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 17 | * GNU General Public License for more details. |
| 18 | * |
| 19 | * You should have received a copy of the GNU General Public License |
| 20 | * along with this program; if not, write to the Free Software |
| 21 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 22 | * |
| 23 | * Should you need to contact me, the author, you can do so either by |
| 24 | * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail: |
| 25 | * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic |
| 26 | */ |
| 27 | |
| 28 | #include <linux/module.h> |
| 29 | #include <linux/slab.h> |
| 30 | #include <linux/kernel.h> |
Jiri Kosina | dde5845 | 2006-12-08 18:40:44 +0100 | [diff] [blame] | 31 | |
Jiri Kosina | dde5845 | 2006-12-08 18:40:44 +0100 | [diff] [blame] | 32 | #include <linux/hid.h> |
Jiri Kosina | c080d89 | 2007-01-25 11:43:31 +0100 | [diff] [blame] | 33 | #include <linux/hid-debug.h> |
Jiri Kosina | dde5845 | 2006-12-08 18:40:44 +0100 | [diff] [blame] | 34 | |
Jeremy Fitzhardinge | bbc21cf | 2011-12-02 11:12:36 -0800 | [diff] [blame] | 35 | #include "hid-ids.h" |
| 36 | |
Jiri Kosina | dde5845 | 2006-12-08 18:40:44 +0100 | [diff] [blame] | 37 | #define unk KEY_UNKNOWN |
| 38 | |
| 39 | static const unsigned char hid_keyboard[256] = { |
| 40 | 0, 0, 0, 0, 30, 48, 46, 32, 18, 33, 34, 35, 23, 36, 37, 38, |
| 41 | 50, 49, 24, 25, 16, 19, 31, 20, 22, 47, 17, 45, 21, 44, 2, 3, |
| 42 | 4, 5, 6, 7, 8, 9, 10, 11, 28, 1, 14, 15, 57, 12, 13, 26, |
| 43 | 27, 43, 43, 39, 40, 41, 51, 52, 53, 58, 59, 60, 61, 62, 63, 64, |
| 44 | 65, 66, 67, 68, 87, 88, 99, 70,119,110,102,104,111,107,109,106, |
| 45 | 105,108,103, 69, 98, 55, 74, 78, 96, 79, 80, 81, 75, 76, 77, 71, |
| 46 | 72, 73, 82, 83, 86,127,116,117,183,184,185,186,187,188,189,190, |
| 47 | 191,192,193,194,134,138,130,132,128,129,131,137,133,135,136,113, |
| 48 | 115,114,unk,unk,unk,121,unk, 89, 93,124, 92, 94, 95,unk,unk,unk, |
Jarod Wilson | 437f3b1 | 2011-04-19 15:28:30 -0400 | [diff] [blame] | 49 | 122,123, 90, 91, 85,unk,unk,unk,unk,unk,unk,unk,111,unk,unk,unk, |
Jiri Kosina | dde5845 | 2006-12-08 18:40:44 +0100 | [diff] [blame] | 50 | unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk, |
Jiri Kosina | 1fe8736d | 2007-08-09 13:24:11 +0200 | [diff] [blame] | 51 | unk,unk,unk,unk,unk,unk,179,180,unk,unk,unk,unk,unk,unk,unk,unk, |
Jiri Kosina | dde5845 | 2006-12-08 18:40:44 +0100 | [diff] [blame] | 52 | unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk, |
Jarod Wilson | 437f3b1 | 2011-04-19 15:28:30 -0400 | [diff] [blame] | 53 | unk,unk,unk,unk,unk,unk,unk,unk,111,unk,unk,unk,unk,unk,unk,unk, |
Jiri Kosina | dde5845 | 2006-12-08 18:40:44 +0100 | [diff] [blame] | 54 | 29, 42, 56,125, 97, 54,100,126,164,166,165,163,161,115,114,113, |
| 55 | 150,158,159,128,136,177,178,176,142,152,173,140,unk,unk,unk,unk |
| 56 | }; |
| 57 | |
| 58 | static const struct { |
| 59 | __s32 x; |
| 60 | __s32 y; |
| 61 | } hid_hat_to_axis[] = {{ 0, 0}, { 0,-1}, { 1,-1}, { 1, 0}, { 1, 1}, { 0, 1}, {-1, 1}, {-1, 0}, {-1,-1}}; |
| 62 | |
Jiri Slaby | 022e8c4 | 2008-05-16 11:49:18 +0200 | [diff] [blame] | 63 | #define map_abs(c) hid_map_usage(hidinput, usage, &bit, &max, EV_ABS, (c)) |
| 64 | #define map_rel(c) hid_map_usage(hidinput, usage, &bit, &max, EV_REL, (c)) |
| 65 | #define map_key(c) hid_map_usage(hidinput, usage, &bit, &max, EV_KEY, (c)) |
| 66 | #define map_led(c) hid_map_usage(hidinput, usage, &bit, &max, EV_LED, (c)) |
Jiri Kosina | dde5845 | 2006-12-08 18:40:44 +0100 | [diff] [blame] | 67 | |
Jiri Slaby | 022e8c4 | 2008-05-16 11:49:18 +0200 | [diff] [blame] | 68 | #define map_abs_clear(c) hid_map_usage_clear(hidinput, usage, &bit, \ |
| 69 | &max, EV_ABS, (c)) |
| 70 | #define map_key_clear(c) hid_map_usage_clear(hidinput, usage, &bit, \ |
| 71 | &max, EV_KEY, (c)) |
Jiri Kosina | dde5845 | 2006-12-08 18:40:44 +0100 | [diff] [blame] | 72 | |
Dmitry Torokhov | a0bf0ea | 2010-09-09 21:57:17 -0700 | [diff] [blame] | 73 | static bool match_scancode(struct hid_usage *usage, |
| 74 | unsigned int cur_idx, unsigned int scancode) |
Marvin Raaijmakers | fe7ba31 | 2007-05-09 10:57:20 +0200 | [diff] [blame] | 75 | { |
Dmitry Torokhov | a0bf0ea | 2010-09-09 21:57:17 -0700 | [diff] [blame] | 76 | return (usage->hid & (HID_USAGE_PAGE | HID_USAGE)) == scancode; |
Marvin Raaijmakers | fe7ba31 | 2007-05-09 10:57:20 +0200 | [diff] [blame] | 77 | } |
| 78 | |
Dmitry Torokhov | a0bf0ea | 2010-09-09 21:57:17 -0700 | [diff] [blame] | 79 | static bool match_keycode(struct hid_usage *usage, |
| 80 | unsigned int cur_idx, unsigned int keycode) |
Marvin Raaijmakers | fe7ba31 | 2007-05-09 10:57:20 +0200 | [diff] [blame] | 81 | { |
Dmitry Torokhov | f5854fa | 2010-09-15 19:36:56 -0700 | [diff] [blame] | 82 | /* |
| 83 | * We should exclude unmapped usages when doing lookup by keycode. |
| 84 | */ |
| 85 | return (usage->type == EV_KEY && usage->code == keycode); |
Marvin Raaijmakers | fe7ba31 | 2007-05-09 10:57:20 +0200 | [diff] [blame] | 86 | } |
| 87 | |
Dmitry Torokhov | a0bf0ea | 2010-09-09 21:57:17 -0700 | [diff] [blame] | 88 | static bool match_index(struct hid_usage *usage, |
| 89 | unsigned int cur_idx, unsigned int idx) |
| 90 | { |
| 91 | return cur_idx == idx; |
| 92 | } |
| 93 | |
| 94 | typedef bool (*hid_usage_cmp_t)(struct hid_usage *usage, |
| 95 | unsigned int cur_idx, unsigned int val); |
| 96 | |
Marvin Raaijmakers | fe7ba31 | 2007-05-09 10:57:20 +0200 | [diff] [blame] | 97 | static struct hid_usage *hidinput_find_key(struct hid_device *hid, |
Dmitry Torokhov | a0bf0ea | 2010-09-09 21:57:17 -0700 | [diff] [blame] | 98 | hid_usage_cmp_t match, |
| 99 | unsigned int value, |
| 100 | unsigned int *usage_idx) |
Marvin Raaijmakers | fe7ba31 | 2007-05-09 10:57:20 +0200 | [diff] [blame] | 101 | { |
Dmitry Torokhov | a0bf0ea | 2010-09-09 21:57:17 -0700 | [diff] [blame] | 102 | unsigned int i, j, k, cur_idx = 0; |
Marvin Raaijmakers | fe7ba31 | 2007-05-09 10:57:20 +0200 | [diff] [blame] | 103 | struct hid_report *report; |
| 104 | struct hid_usage *usage; |
| 105 | |
| 106 | for (k = HID_INPUT_REPORT; k <= HID_OUTPUT_REPORT; k++) { |
| 107 | list_for_each_entry(report, &hid->report_enum[k].report_list, list) { |
| 108 | for (i = 0; i < report->maxfield; i++) { |
Dmitry Torokhov | a0bf0ea | 2010-09-09 21:57:17 -0700 | [diff] [blame] | 109 | for (j = 0; j < report->field[i]->maxusage; j++) { |
Marvin Raaijmakers | fe7ba31 | 2007-05-09 10:57:20 +0200 | [diff] [blame] | 110 | usage = report->field[i]->usage + j; |
Dmitry Torokhov | f5854fa | 2010-09-15 19:36:56 -0700 | [diff] [blame] | 111 | if (usage->type == EV_KEY || usage->type == 0) { |
Dmitry Torokhov | a0bf0ea | 2010-09-09 21:57:17 -0700 | [diff] [blame] | 112 | if (match(usage, cur_idx, value)) { |
| 113 | if (usage_idx) |
| 114 | *usage_idx = cur_idx; |
| 115 | return usage; |
| 116 | } |
| 117 | cur_idx++; |
| 118 | } |
Marvin Raaijmakers | fe7ba31 | 2007-05-09 10:57:20 +0200 | [diff] [blame] | 119 | } |
| 120 | } |
| 121 | } |
| 122 | } |
| 123 | return NULL; |
| 124 | } |
| 125 | |
Dmitry Torokhov | a0bf0ea | 2010-09-09 21:57:17 -0700 | [diff] [blame] | 126 | static struct hid_usage *hidinput_locate_usage(struct hid_device *hid, |
| 127 | const struct input_keymap_entry *ke, |
| 128 | unsigned int *index) |
| 129 | { |
| 130 | struct hid_usage *usage; |
| 131 | unsigned int scancode; |
| 132 | |
| 133 | if (ke->flags & INPUT_KEYMAP_BY_INDEX) |
| 134 | usage = hidinput_find_key(hid, match_index, ke->index, index); |
| 135 | else if (input_scancode_to_scalar(ke, &scancode) == 0) |
| 136 | usage = hidinput_find_key(hid, match_scancode, scancode, index); |
| 137 | else |
| 138 | usage = NULL; |
| 139 | |
| 140 | return usage; |
| 141 | } |
| 142 | |
Dmitry Torokhov | 58b9399 | 2010-03-08 22:37:10 -0800 | [diff] [blame] | 143 | static int hidinput_getkeycode(struct input_dev *dev, |
Dmitry Torokhov | a0bf0ea | 2010-09-09 21:57:17 -0700 | [diff] [blame] | 144 | struct input_keymap_entry *ke) |
Marvin Raaijmakers | fe7ba31 | 2007-05-09 10:57:20 +0200 | [diff] [blame] | 145 | { |
Dmitry Torokhov | f202df6 | 2007-10-31 12:33:26 +0100 | [diff] [blame] | 146 | struct hid_device *hid = input_get_drvdata(dev); |
Marvin Raaijmakers | fe7ba31 | 2007-05-09 10:57:20 +0200 | [diff] [blame] | 147 | struct hid_usage *usage; |
Dmitry Torokhov | a0bf0ea | 2010-09-09 21:57:17 -0700 | [diff] [blame] | 148 | unsigned int scancode, index; |
Jiri Kosina | 77b2966 | 2007-08-09 14:04:56 +0200 | [diff] [blame] | 149 | |
Dmitry Torokhov | a0bf0ea | 2010-09-09 21:57:17 -0700 | [diff] [blame] | 150 | usage = hidinput_locate_usage(hid, ke, &index); |
Marvin Raaijmakers | fe7ba31 | 2007-05-09 10:57:20 +0200 | [diff] [blame] | 151 | if (usage) { |
Dmitry Torokhov | f5854fa | 2010-09-15 19:36:56 -0700 | [diff] [blame] | 152 | ke->keycode = usage->type == EV_KEY ? |
| 153 | usage->code : KEY_RESERVED; |
Dmitry Torokhov | a0bf0ea | 2010-09-09 21:57:17 -0700 | [diff] [blame] | 154 | ke->index = index; |
| 155 | scancode = usage->hid & (HID_USAGE_PAGE | HID_USAGE); |
| 156 | ke->len = sizeof(scancode); |
| 157 | memcpy(ke->scancode, &scancode, sizeof(scancode)); |
Marvin Raaijmakers | fe7ba31 | 2007-05-09 10:57:20 +0200 | [diff] [blame] | 158 | return 0; |
| 159 | } |
Dmitry Torokhov | a0bf0ea | 2010-09-09 21:57:17 -0700 | [diff] [blame] | 160 | |
Marvin Raaijmakers | fe7ba31 | 2007-05-09 10:57:20 +0200 | [diff] [blame] | 161 | return -EINVAL; |
| 162 | } |
| 163 | |
Dmitry Torokhov | 58b9399 | 2010-03-08 22:37:10 -0800 | [diff] [blame] | 164 | static int hidinput_setkeycode(struct input_dev *dev, |
Dmitry Torokhov | a0bf0ea | 2010-09-09 21:57:17 -0700 | [diff] [blame] | 165 | const struct input_keymap_entry *ke, |
| 166 | unsigned int *old_keycode) |
Marvin Raaijmakers | fe7ba31 | 2007-05-09 10:57:20 +0200 | [diff] [blame] | 167 | { |
Dmitry Torokhov | f202df6 | 2007-10-31 12:33:26 +0100 | [diff] [blame] | 168 | struct hid_device *hid = input_get_drvdata(dev); |
Marvin Raaijmakers | fe7ba31 | 2007-05-09 10:57:20 +0200 | [diff] [blame] | 169 | struct hid_usage *usage; |
Jiri Kosina | 77b2966 | 2007-08-09 14:04:56 +0200 | [diff] [blame] | 170 | |
Dmitry Torokhov | a0bf0ea | 2010-09-09 21:57:17 -0700 | [diff] [blame] | 171 | usage = hidinput_locate_usage(hid, ke, NULL); |
Marvin Raaijmakers | fe7ba31 | 2007-05-09 10:57:20 +0200 | [diff] [blame] | 172 | if (usage) { |
Dmitry Torokhov | f5854fa | 2010-09-15 19:36:56 -0700 | [diff] [blame] | 173 | *old_keycode = usage->type == EV_KEY ? |
| 174 | usage->code : KEY_RESERVED; |
Dmitry Torokhov | a0bf0ea | 2010-09-09 21:57:17 -0700 | [diff] [blame] | 175 | usage->code = ke->keycode; |
Jiri Kosina | 77b2966 | 2007-08-09 14:04:56 +0200 | [diff] [blame] | 176 | |
Dmitry Torokhov | a0bf0ea | 2010-09-09 21:57:17 -0700 | [diff] [blame] | 177 | clear_bit(*old_keycode, dev->keybit); |
Marvin Raaijmakers | fe7ba31 | 2007-05-09 10:57:20 +0200 | [diff] [blame] | 178 | set_bit(usage->code, dev->keybit); |
Joe Perches | 587d145 | 2010-10-25 19:44:21 -0700 | [diff] [blame] | 179 | dbg_hid("Assigned keycode %d to HID usage code %x\n", |
Dmitry Torokhov | a0bf0ea | 2010-09-09 21:57:17 -0700 | [diff] [blame] | 180 | usage->code, usage->hid); |
| 181 | |
| 182 | /* |
| 183 | * Set the keybit for the old keycode if the old keycode is used |
| 184 | * by another key |
| 185 | */ |
| 186 | if (hidinput_find_key(hid, match_keycode, *old_keycode, NULL)) |
| 187 | set_bit(*old_keycode, dev->keybit); |
Jiri Kosina | 77b2966 | 2007-08-09 14:04:56 +0200 | [diff] [blame] | 188 | |
Marvin Raaijmakers | fe7ba31 | 2007-05-09 10:57:20 +0200 | [diff] [blame] | 189 | return 0; |
| 190 | } |
Jiri Kosina | 77b2966 | 2007-08-09 14:04:56 +0200 | [diff] [blame] | 191 | |
Marvin Raaijmakers | fe7ba31 | 2007-05-09 10:57:20 +0200 | [diff] [blame] | 192 | return -EINVAL; |
| 193 | } |
| 194 | |
Nikolai Kondrashov | 4ea6e4f | 2010-09-15 14:51:14 +0400 | [diff] [blame] | 195 | /** |
| 196 | * hidinput_calc_abs_res - calculate an absolute axis resolution |
| 197 | * @field: the HID report field to calculate resolution for |
| 198 | * @code: axis code |
| 199 | * |
| 200 | * The formula is: |
| 201 | * (logical_maximum - logical_minimum) |
| 202 | * resolution = ---------------------------------------------------------- |
| 203 | * (physical_maximum - physical_minimum) * 10 ^ unit_exponent |
| 204 | * |
| 205 | * as seen in the HID specification v1.11 6.2.2.7 Global Items. |
| 206 | * |
Dmitry Torokhov | 83ed79c | 2010-12-02 11:49:06 +0100 | [diff] [blame] | 207 | * Only exponent 1 length units are processed. Centimeters and inches are |
| 208 | * converted to millimeters. Degrees are converted to radians. |
Nikolai Kondrashov | 4ea6e4f | 2010-09-15 14:51:14 +0400 | [diff] [blame] | 209 | */ |
Benjamin Tissoires | 37cf6e6 | 2012-11-14 16:59:13 +0100 | [diff] [blame] | 210 | __s32 hidinput_calc_abs_res(const struct hid_field *field, __u16 code) |
Nikolai Kondrashov | 4ea6e4f | 2010-09-15 14:51:14 +0400 | [diff] [blame] | 211 | { |
| 212 | __s32 unit_exponent = field->unit_exponent; |
| 213 | __s32 logical_extents = field->logical_maximum - |
| 214 | field->logical_minimum; |
| 215 | __s32 physical_extents = field->physical_maximum - |
| 216 | field->physical_minimum; |
| 217 | __s32 prev; |
| 218 | |
| 219 | /* Check if the extents are sane */ |
| 220 | if (logical_extents <= 0 || physical_extents <= 0) |
| 221 | return 0; |
| 222 | |
| 223 | /* |
| 224 | * Verify and convert units. |
| 225 | * See HID specification v1.11 6.2.2.7 Global Items for unit decoding |
| 226 | */ |
Nikolai Kondrashov | b73b2da | 2012-03-20 16:01:32 +0200 | [diff] [blame] | 227 | switch (code) { |
| 228 | case ABS_X: |
| 229 | case ABS_Y: |
| 230 | case ABS_Z: |
Benjamin Tissoires | 37cf6e6 | 2012-11-14 16:59:13 +0100 | [diff] [blame] | 231 | case ABS_MT_POSITION_X: |
| 232 | case ABS_MT_POSITION_Y: |
| 233 | case ABS_MT_TOOL_X: |
| 234 | case ABS_MT_TOOL_Y: |
| 235 | case ABS_MT_TOUCH_MAJOR: |
| 236 | case ABS_MT_TOUCH_MINOR: |
Benjamin Tissoires | 7746383 | 2012-11-14 16:59:15 +0100 | [diff] [blame] | 237 | if (field->unit & 0xffffff00) /* Not a length */ |
| 238 | return 0; |
| 239 | unit_exponent += hid_snto32(field->unit >> 4, 4) - 1; |
| 240 | switch (field->unit & 0xf) { |
| 241 | case 0x1: /* If centimeters */ |
Dmitry Torokhov | 83ed79c | 2010-12-02 11:49:06 +0100 | [diff] [blame] | 242 | /* Convert to millimeters */ |
| 243 | unit_exponent += 1; |
Benjamin Tissoires | 7746383 | 2012-11-14 16:59:15 +0100 | [diff] [blame] | 244 | break; |
| 245 | case 0x3: /* If inches */ |
Dmitry Torokhov | 83ed79c | 2010-12-02 11:49:06 +0100 | [diff] [blame] | 246 | /* Convert to millimeters */ |
| 247 | prev = physical_extents; |
| 248 | physical_extents *= 254; |
| 249 | if (physical_extents < prev) |
Nikolai Kondrashov | 4ea6e4f | 2010-09-15 14:51:14 +0400 | [diff] [blame] | 250 | return 0; |
Dmitry Torokhov | 83ed79c | 2010-12-02 11:49:06 +0100 | [diff] [blame] | 251 | unit_exponent -= 1; |
Benjamin Tissoires | 7746383 | 2012-11-14 16:59:15 +0100 | [diff] [blame] | 252 | break; |
| 253 | default: |
Nikolai Kondrashov | 4ea6e4f | 2010-09-15 14:51:14 +0400 | [diff] [blame] | 254 | return 0; |
| 255 | } |
Nikolai Kondrashov | b73b2da | 2012-03-20 16:01:32 +0200 | [diff] [blame] | 256 | break; |
| 257 | |
| 258 | case ABS_RX: |
| 259 | case ABS_RY: |
| 260 | case ABS_RZ: |
| 261 | case ABS_TILT_X: |
| 262 | case ABS_TILT_Y: |
Nikolai Kondrashov | 4ea6e4f | 2010-09-15 14:51:14 +0400 | [diff] [blame] | 263 | if (field->unit == 0x14) { /* If degrees */ |
| 264 | /* Convert to radians */ |
| 265 | prev = logical_extents; |
| 266 | logical_extents *= 573; |
| 267 | if (logical_extents < prev) |
| 268 | return 0; |
| 269 | unit_exponent += 1; |
| 270 | } else if (field->unit != 0x12) { /* If not radians */ |
| 271 | return 0; |
| 272 | } |
Nikolai Kondrashov | b73b2da | 2012-03-20 16:01:32 +0200 | [diff] [blame] | 273 | break; |
| 274 | |
| 275 | default: |
Nikolai Kondrashov | 4ea6e4f | 2010-09-15 14:51:14 +0400 | [diff] [blame] | 276 | return 0; |
| 277 | } |
| 278 | |
| 279 | /* Apply negative unit exponent */ |
| 280 | for (; unit_exponent < 0; unit_exponent++) { |
| 281 | prev = logical_extents; |
| 282 | logical_extents *= 10; |
| 283 | if (logical_extents < prev) |
| 284 | return 0; |
| 285 | } |
| 286 | /* Apply positive unit exponent */ |
| 287 | for (; unit_exponent > 0; unit_exponent--) { |
| 288 | prev = physical_extents; |
| 289 | physical_extents *= 10; |
| 290 | if (physical_extents < prev) |
| 291 | return 0; |
| 292 | } |
| 293 | |
| 294 | /* Calculate resolution */ |
Benjamin Tissoires | ccdd699 | 2012-11-14 16:59:14 +0100 | [diff] [blame] | 295 | return DIV_ROUND_CLOSEST(logical_extents, physical_extents); |
Nikolai Kondrashov | 4ea6e4f | 2010-09-15 14:51:14 +0400 | [diff] [blame] | 296 | } |
Benjamin Tissoires | 37cf6e6 | 2012-11-14 16:59:13 +0100 | [diff] [blame] | 297 | EXPORT_SYMBOL_GPL(hidinput_calc_abs_res); |
Nikolai Kondrashov | 4ea6e4f | 2010-09-15 14:51:14 +0400 | [diff] [blame] | 298 | |
Jeremy Fitzhardinge | 4f5ca83 | 2011-11-23 00:49:14 -0800 | [diff] [blame] | 299 | #ifdef CONFIG_HID_BATTERY_STRENGTH |
| 300 | static enum power_supply_property hidinput_battery_props[] = { |
| 301 | POWER_SUPPLY_PROP_PRESENT, |
| 302 | POWER_SUPPLY_PROP_ONLINE, |
| 303 | POWER_SUPPLY_PROP_CAPACITY, |
| 304 | POWER_SUPPLY_PROP_MODEL_NAME, |
Jeremy Fitzhardinge | 45d9c27 | 2011-12-07 17:31:43 -0800 | [diff] [blame] | 305 | POWER_SUPPLY_PROP_STATUS, |
| 306 | POWER_SUPPLY_PROP_SCOPE, |
Jeremy Fitzhardinge | 4f5ca83 | 2011-11-23 00:49:14 -0800 | [diff] [blame] | 307 | }; |
| 308 | |
Jeremy Fitzhardinge | bbc21cf | 2011-12-02 11:12:36 -0800 | [diff] [blame] | 309 | #define HID_BATTERY_QUIRK_PERCENT (1 << 0) /* always reports percent */ |
Jeremy Fitzhardinge | 652aa6a | 2011-12-09 00:10:28 -0800 | [diff] [blame] | 310 | #define HID_BATTERY_QUIRK_FEATURE (1 << 1) /* ask for feature report */ |
Jeremy Fitzhardinge | bbc21cf | 2011-12-02 11:12:36 -0800 | [diff] [blame] | 311 | |
| 312 | static const struct hid_device_id hid_battery_quirks[] = { |
Jeremy Fitzhardinge | 652aa6a | 2011-12-09 00:10:28 -0800 | [diff] [blame] | 313 | { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, |
Ortwin Glück | 4cc8541 | 2012-11-25 15:08:34 +0100 | [diff] [blame] | 314 | USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ISO), |
| 315 | HID_BATTERY_QUIRK_PERCENT | HID_BATTERY_QUIRK_FEATURE }, |
| 316 | { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, |
Jeremy Fitzhardinge | 652aa6a | 2011-12-09 00:10:28 -0800 | [diff] [blame] | 317 | USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_ANSI), |
| 318 | HID_BATTERY_QUIRK_PERCENT | HID_BATTERY_QUIRK_FEATURE }, |
Daniel Nicoletti | 0c47935 | 2012-07-04 10:20:31 -0300 | [diff] [blame] | 319 | { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, |
| 320 | USB_DEVICE_ID_APPLE_ALU_WIRELESS_ANSI), |
| 321 | HID_BATTERY_QUIRK_PERCENT | HID_BATTERY_QUIRK_FEATURE }, |
Jeremy Fitzhardinge | bbc21cf | 2011-12-02 11:12:36 -0800 | [diff] [blame] | 322 | {} |
| 323 | }; |
| 324 | |
| 325 | static unsigned find_battery_quirk(struct hid_device *hdev) |
| 326 | { |
| 327 | unsigned quirks = 0; |
| 328 | const struct hid_device_id *match; |
| 329 | |
| 330 | match = hid_match_id(hdev, hid_battery_quirks); |
| 331 | if (match != NULL) |
| 332 | quirks = match->driver_data; |
| 333 | |
| 334 | return quirks; |
| 335 | } |
| 336 | |
Jeremy Fitzhardinge | 4f5ca83 | 2011-11-23 00:49:14 -0800 | [diff] [blame] | 337 | static int hidinput_get_battery_property(struct power_supply *psy, |
| 338 | enum power_supply_property prop, |
| 339 | union power_supply_propval *val) |
| 340 | { |
| 341 | struct hid_device *dev = container_of(psy, struct hid_device, battery); |
| 342 | int ret = 0; |
Jeremy Fitzhardinge | ef52519 | 2011-12-02 10:04:04 -0800 | [diff] [blame] | 343 | __u8 buf[2] = {}; |
Jeremy Fitzhardinge | 4f5ca83 | 2011-11-23 00:49:14 -0800 | [diff] [blame] | 344 | |
| 345 | switch (prop) { |
| 346 | case POWER_SUPPLY_PROP_PRESENT: |
| 347 | case POWER_SUPPLY_PROP_ONLINE: |
| 348 | val->intval = 1; |
| 349 | break; |
| 350 | |
| 351 | case POWER_SUPPLY_PROP_CAPACITY: |
Jeremy Fitzhardinge | 652aa6a | 2011-12-09 00:10:28 -0800 | [diff] [blame] | 352 | ret = dev->hid_get_raw_report(dev, dev->battery_report_id, |
| 353 | buf, sizeof(buf), |
| 354 | dev->battery_report_type); |
| 355 | |
| 356 | if (ret != 2) { |
David Herrmann | d0a934b | 2013-05-13 17:01:30 +0200 | [diff] [blame] | 357 | ret = -ENODATA; |
Daniel Nicoletti | c5a92aa | 2011-12-02 03:52:22 -0200 | [diff] [blame] | 358 | break; |
| 359 | } |
David Herrmann | d0a934b | 2013-05-13 17:01:30 +0200 | [diff] [blame] | 360 | ret = 0; |
Daniel Nicoletti | c5a92aa | 2011-12-02 03:52:22 -0200 | [diff] [blame] | 361 | |
Jeremy Fitzhardinge | 4f5ca83 | 2011-11-23 00:49:14 -0800 | [diff] [blame] | 362 | if (dev->battery_min < dev->battery_max && |
Jeremy Fitzhardinge | bbc21cf | 2011-12-02 11:12:36 -0800 | [diff] [blame] | 363 | buf[1] >= dev->battery_min && |
| 364 | buf[1] <= dev->battery_max) |
| 365 | val->intval = (100 * (buf[1] - dev->battery_min)) / |
Jeremy Fitzhardinge | 4f5ca83 | 2011-11-23 00:49:14 -0800 | [diff] [blame] | 366 | (dev->battery_max - dev->battery_min); |
Jeremy Fitzhardinge | 4f5ca83 | 2011-11-23 00:49:14 -0800 | [diff] [blame] | 367 | break; |
| 368 | |
| 369 | case POWER_SUPPLY_PROP_MODEL_NAME: |
| 370 | val->strval = dev->name; |
| 371 | break; |
| 372 | |
Daniel Nicoletti | c5a92aa | 2011-12-02 03:52:22 -0200 | [diff] [blame] | 373 | case POWER_SUPPLY_PROP_STATUS: |
| 374 | val->intval = POWER_SUPPLY_STATUS_DISCHARGING; |
| 375 | break; |
| 376 | |
Jeremy Fitzhardinge | 45d9c27 | 2011-12-07 17:31:43 -0800 | [diff] [blame] | 377 | case POWER_SUPPLY_PROP_SCOPE: |
| 378 | val->intval = POWER_SUPPLY_SCOPE_DEVICE; |
| 379 | break; |
| 380 | |
Jeremy Fitzhardinge | 4f5ca83 | 2011-11-23 00:49:14 -0800 | [diff] [blame] | 381 | default: |
| 382 | ret = -EINVAL; |
| 383 | break; |
| 384 | } |
| 385 | |
| 386 | return ret; |
| 387 | } |
| 388 | |
Jeremy Fitzhardinge | 2f2e3f6 | 2011-12-02 19:05:07 -0800 | [diff] [blame] | 389 | static bool hidinput_setup_battery(struct hid_device *dev, unsigned report_type, struct hid_field *field) |
Jeremy Fitzhardinge | 4f5ca83 | 2011-11-23 00:49:14 -0800 | [diff] [blame] | 390 | { |
| 391 | struct power_supply *battery = &dev->battery; |
| 392 | int ret; |
Jeremy Fitzhardinge | bbc21cf | 2011-12-02 11:12:36 -0800 | [diff] [blame] | 393 | unsigned quirks; |
Jeremy Fitzhardinge | 2f2e3f6 | 2011-12-02 19:05:07 -0800 | [diff] [blame] | 394 | s32 min, max; |
| 395 | |
| 396 | if (field->usage->hid != HID_DC_BATTERYSTRENGTH) |
| 397 | return false; /* no match */ |
Jeremy Fitzhardinge | 4f5ca83 | 2011-11-23 00:49:14 -0800 | [diff] [blame] | 398 | |
| 399 | if (battery->name != NULL) |
Jeremy Fitzhardinge | 2f2e3f6 | 2011-12-02 19:05:07 -0800 | [diff] [blame] | 400 | goto out; /* already initialized? */ |
Jeremy Fitzhardinge | 4f5ca83 | 2011-11-23 00:49:14 -0800 | [diff] [blame] | 401 | |
| 402 | battery->name = kasprintf(GFP_KERNEL, "hid-%s-battery", dev->uniq); |
| 403 | if (battery->name == NULL) |
Jeremy Fitzhardinge | 2f2e3f6 | 2011-12-02 19:05:07 -0800 | [diff] [blame] | 404 | goto out; |
Jeremy Fitzhardinge | 4f5ca83 | 2011-11-23 00:49:14 -0800 | [diff] [blame] | 405 | |
| 406 | battery->type = POWER_SUPPLY_TYPE_BATTERY; |
| 407 | battery->properties = hidinput_battery_props; |
| 408 | battery->num_properties = ARRAY_SIZE(hidinput_battery_props); |
| 409 | battery->use_for_apm = 0; |
| 410 | battery->get_property = hidinput_get_battery_property; |
| 411 | |
Jeremy Fitzhardinge | bbc21cf | 2011-12-02 11:12:36 -0800 | [diff] [blame] | 412 | quirks = find_battery_quirk(dev); |
| 413 | |
Jeremy Fitzhardinge | 652aa6a | 2011-12-09 00:10:28 -0800 | [diff] [blame] | 414 | hid_dbg(dev, "device %x:%x:%x %d quirks %d\n", |
| 415 | dev->bus, dev->vendor, dev->product, dev->version, quirks); |
| 416 | |
Jeremy Fitzhardinge | 2f2e3f6 | 2011-12-02 19:05:07 -0800 | [diff] [blame] | 417 | min = field->logical_minimum; |
| 418 | max = field->logical_maximum; |
| 419 | |
Jeremy Fitzhardinge | bbc21cf | 2011-12-02 11:12:36 -0800 | [diff] [blame] | 420 | if (quirks & HID_BATTERY_QUIRK_PERCENT) { |
| 421 | min = 0; |
| 422 | max = 100; |
| 423 | } |
| 424 | |
Jeremy Fitzhardinge | 652aa6a | 2011-12-09 00:10:28 -0800 | [diff] [blame] | 425 | if (quirks & HID_BATTERY_QUIRK_FEATURE) |
| 426 | report_type = HID_FEATURE_REPORT; |
| 427 | |
Jeremy Fitzhardinge | 4f5ca83 | 2011-11-23 00:49:14 -0800 | [diff] [blame] | 428 | dev->battery_min = min; |
| 429 | dev->battery_max = max; |
Jeremy Fitzhardinge | fb8ac91b | 2011-12-02 11:18:45 -0800 | [diff] [blame] | 430 | dev->battery_report_type = report_type; |
Jeremy Fitzhardinge | 2f2e3f6 | 2011-12-02 19:05:07 -0800 | [diff] [blame] | 431 | dev->battery_report_id = field->report->id; |
Jeremy Fitzhardinge | 4f5ca83 | 2011-11-23 00:49:14 -0800 | [diff] [blame] | 432 | |
| 433 | ret = power_supply_register(&dev->dev, battery); |
| 434 | if (ret != 0) { |
| 435 | hid_warn(dev, "can't register power supply: %d\n", ret); |
| 436 | kfree(battery->name); |
| 437 | battery->name = NULL; |
| 438 | } |
Jeremy Fitzhardinge | 2f2e3f6 | 2011-12-02 19:05:07 -0800 | [diff] [blame] | 439 | |
Jeremy Fitzhardinge | 45d9c27 | 2011-12-07 17:31:43 -0800 | [diff] [blame] | 440 | power_supply_powers(battery, &dev->dev); |
| 441 | |
Jeremy Fitzhardinge | 2f2e3f6 | 2011-12-02 19:05:07 -0800 | [diff] [blame] | 442 | out: |
| 443 | return true; |
Jeremy Fitzhardinge | 4f5ca83 | 2011-11-23 00:49:14 -0800 | [diff] [blame] | 444 | } |
| 445 | |
| 446 | static void hidinput_cleanup_battery(struct hid_device *dev) |
| 447 | { |
| 448 | if (!dev->battery.name) |
| 449 | return; |
| 450 | |
| 451 | power_supply_unregister(&dev->battery); |
| 452 | kfree(dev->battery.name); |
| 453 | dev->battery.name = NULL; |
| 454 | } |
| 455 | #else /* !CONFIG_HID_BATTERY_STRENGTH */ |
Jeremy Fitzhardinge | 2f2e3f6 | 2011-12-02 19:05:07 -0800 | [diff] [blame] | 456 | static bool hidinput_setup_battery(struct hid_device *dev, unsigned report_type, |
| 457 | struct hid_field *field) |
Jeremy Fitzhardinge | 4f5ca83 | 2011-11-23 00:49:14 -0800 | [diff] [blame] | 458 | { |
Jeremy Fitzhardinge | 2f2e3f6 | 2011-12-02 19:05:07 -0800 | [diff] [blame] | 459 | return false; |
Jeremy Fitzhardinge | 4f5ca83 | 2011-11-23 00:49:14 -0800 | [diff] [blame] | 460 | } |
| 461 | |
| 462 | static void hidinput_cleanup_battery(struct hid_device *dev) |
| 463 | { |
| 464 | } |
| 465 | #endif /* CONFIG_HID_BATTERY_STRENGTH */ |
| 466 | |
Jiri Kosina | dde5845 | 2006-12-08 18:40:44 +0100 | [diff] [blame] | 467 | static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_field *field, |
| 468 | struct hid_usage *usage) |
| 469 | { |
| 470 | struct input_dev *input = hidinput->input; |
Dmitry Torokhov | e071298 | 2007-05-09 10:17:31 +0200 | [diff] [blame] | 471 | struct hid_device *device = input_get_drvdata(input); |
Jiri Slaby | 3715ade | 2008-07-31 11:09:37 +0200 | [diff] [blame] | 472 | int max = 0, code; |
Jiri Kosina | dde5845 | 2006-12-08 18:40:44 +0100 | [diff] [blame] | 473 | unsigned long *bit = NULL; |
| 474 | |
| 475 | field->hidinput = hidinput; |
| 476 | |
Jiri Kosina | dde5845 | 2006-12-08 18:40:44 +0100 | [diff] [blame] | 477 | if (field->flags & HID_MAIN_ITEM_CONSTANT) |
| 478 | goto ignore; |
| 479 | |
Jiri Kosina | 82eb121 | 2007-08-11 23:39:42 +0200 | [diff] [blame] | 480 | /* only LED usages are supported in output fields */ |
| 481 | if (field->report_type == HID_OUTPUT_REPORT && |
| 482 | (usage->hid & HID_USAGE_PAGE) != HID_UP_LED) { |
Jiri Kosina | 82eb121 | 2007-08-11 23:39:42 +0200 | [diff] [blame] | 483 | goto ignore; |
| 484 | } |
| 485 | |
Jiri Slaby | c500c97 | 2008-05-16 11:49:16 +0200 | [diff] [blame] | 486 | if (device->driver->input_mapping) { |
| 487 | int ret = device->driver->input_mapping(device, hidinput, field, |
| 488 | usage, &bit, &max); |
| 489 | if (ret > 0) |
| 490 | goto mapped; |
| 491 | if (ret < 0) |
| 492 | goto ignore; |
| 493 | } |
| 494 | |
Jiri Kosina | dde5845 | 2006-12-08 18:40:44 +0100 | [diff] [blame] | 495 | switch (usage->hid & HID_USAGE_PAGE) { |
Jiri Slaby | 880d29f | 2008-06-18 23:55:41 +0200 | [diff] [blame] | 496 | case HID_UP_UNDEFINED: |
| 497 | goto ignore; |
Jiri Kosina | dde5845 | 2006-12-08 18:40:44 +0100 | [diff] [blame] | 498 | |
Jiri Slaby | 880d29f | 2008-06-18 23:55:41 +0200 | [diff] [blame] | 499 | case HID_UP_KEYBOARD: |
| 500 | set_bit(EV_REP, input->evbit); |
Jiri Kosina | dde5845 | 2006-12-08 18:40:44 +0100 | [diff] [blame] | 501 | |
Jiri Slaby | 880d29f | 2008-06-18 23:55:41 +0200 | [diff] [blame] | 502 | if ((usage->hid & HID_USAGE) < 256) { |
| 503 | if (!hid_keyboard[usage->hid & HID_USAGE]) goto ignore; |
| 504 | map_key_clear(hid_keyboard[usage->hid & HID_USAGE]); |
| 505 | } else |
| 506 | map_key(KEY_UNKNOWN); |
Jiri Kosina | dde5845 | 2006-12-08 18:40:44 +0100 | [diff] [blame] | 507 | |
Jiri Slaby | 880d29f | 2008-06-18 23:55:41 +0200 | [diff] [blame] | 508 | break; |
Jiri Kosina | dde5845 | 2006-12-08 18:40:44 +0100 | [diff] [blame] | 509 | |
Jiri Slaby | 880d29f | 2008-06-18 23:55:41 +0200 | [diff] [blame] | 510 | case HID_UP_BUTTON: |
Jiri Kosina | 7f978b9 | 2010-02-17 09:36:35 +0100 | [diff] [blame] | 511 | code = ((usage->hid - 1) & HID_USAGE); |
Jiri Kosina | dde5845 | 2006-12-08 18:40:44 +0100 | [diff] [blame] | 512 | |
Jiri Slaby | 880d29f | 2008-06-18 23:55:41 +0200 | [diff] [blame] | 513 | switch (field->application) { |
| 514 | case HID_GD_MOUSE: |
Florian Fainelli | 1874542 | 2010-12-14 11:56:56 +0100 | [diff] [blame] | 515 | case HID_GD_POINTER: code += BTN_MOUSE; break; |
Jiri Kosina | cf2f765f | 2010-01-04 12:20:56 +0100 | [diff] [blame] | 516 | case HID_GD_JOYSTICK: |
Daniel Mack | fc99f22 | 2010-07-12 19:28:26 +0200 | [diff] [blame] | 517 | if (code <= 0xf) |
| 518 | code += BTN_JOYSTICK; |
| 519 | else |
Ingo Ruhnke | f8e86d0 | 2012-10-29 14:29:30 +0100 | [diff] [blame] | 520 | code += BTN_TRIGGER_HAPPY - 0x10; |
Daniel Mack | fc99f22 | 2010-07-12 19:28:26 +0200 | [diff] [blame] | 521 | break; |
Ingo Ruhnke | f8e86d0 | 2012-10-29 14:29:30 +0100 | [diff] [blame] | 522 | case HID_GD_GAMEPAD: |
| 523 | if (code <= 0xf) |
| 524 | code += BTN_GAMEPAD; |
| 525 | else |
| 526 | code += BTN_TRIGGER_HAPPY - 0x10; |
| 527 | break; |
Jiri Kosina | dde5845 | 2006-12-08 18:40:44 +0100 | [diff] [blame] | 528 | default: |
Jiri Slaby | 880d29f | 2008-06-18 23:55:41 +0200 | [diff] [blame] | 529 | switch (field->physical) { |
| 530 | case HID_GD_MOUSE: |
Florian Fainelli | 1874542 | 2010-12-14 11:56:56 +0100 | [diff] [blame] | 531 | case HID_GD_POINTER: code += BTN_MOUSE; break; |
| 532 | case HID_GD_JOYSTICK: code += BTN_JOYSTICK; break; |
| 533 | case HID_GD_GAMEPAD: code += BTN_GAMEPAD; break; |
| 534 | default: code += BTN_MISC; |
Jiri Kosina | dde5845 | 2006-12-08 18:40:44 +0100 | [diff] [blame] | 535 | } |
Jiri Slaby | 880d29f | 2008-06-18 23:55:41 +0200 | [diff] [blame] | 536 | } |
| 537 | |
| 538 | map_key(code); |
| 539 | break; |
| 540 | |
| 541 | case HID_UP_SIMULATION: |
| 542 | switch (usage->hid & 0xffff) { |
| 543 | case 0xba: map_abs(ABS_RUDDER); break; |
| 544 | case 0xbb: map_abs(ABS_THROTTLE); break; |
| 545 | case 0xc4: map_abs(ABS_GAS); break; |
| 546 | case 0xc5: map_abs(ABS_BRAKE); break; |
| 547 | case 0xc8: map_abs(ABS_WHEEL); break; |
| 548 | default: goto ignore; |
| 549 | } |
| 550 | break; |
| 551 | |
| 552 | case HID_UP_GENDESK: |
| 553 | if ((usage->hid & 0xf0) == 0x80) { /* SystemControl */ |
| 554 | switch (usage->hid & 0xf) { |
| 555 | case 0x1: map_key_clear(KEY_POWER); break; |
| 556 | case 0x2: map_key_clear(KEY_SLEEP); break; |
| 557 | case 0x3: map_key_clear(KEY_WAKEUP); break; |
Jarod Wilson | 437f3b1 | 2011-04-19 15:28:30 -0400 | [diff] [blame] | 558 | case 0x4: map_key_clear(KEY_CONTEXT_MENU); break; |
| 559 | case 0x5: map_key_clear(KEY_MENU); break; |
| 560 | case 0x6: map_key_clear(KEY_PROG1); break; |
| 561 | case 0x7: map_key_clear(KEY_HELP); break; |
| 562 | case 0x8: map_key_clear(KEY_EXIT); break; |
| 563 | case 0x9: map_key_clear(KEY_SELECT); break; |
| 564 | case 0xa: map_key_clear(KEY_RIGHT); break; |
| 565 | case 0xb: map_key_clear(KEY_LEFT); break; |
| 566 | case 0xc: map_key_clear(KEY_UP); break; |
| 567 | case 0xd: map_key_clear(KEY_DOWN); break; |
| 568 | case 0xe: map_key_clear(KEY_POWER2); break; |
| 569 | case 0xf: map_key_clear(KEY_RESTART); break; |
Jiri Slaby | 880d29f | 2008-06-18 23:55:41 +0200 | [diff] [blame] | 570 | default: goto unknown; |
Jiri Kosina | dde5845 | 2006-12-08 18:40:44 +0100 | [diff] [blame] | 571 | } |
Jiri Kosina | dde5845 | 2006-12-08 18:40:44 +0100 | [diff] [blame] | 572 | break; |
Jiri Slaby | 880d29f | 2008-06-18 23:55:41 +0200 | [diff] [blame] | 573 | } |
| 574 | |
| 575 | if ((usage->hid & 0xf0) == 0x90) { /* D-pad */ |
| 576 | switch (usage->hid) { |
| 577 | case HID_GD_UP: usage->hat_dir = 1; break; |
| 578 | case HID_GD_DOWN: usage->hat_dir = 5; break; |
| 579 | case HID_GD_RIGHT: usage->hat_dir = 3; break; |
| 580 | case HID_GD_LEFT: usage->hat_dir = 7; break; |
| 581 | default: goto unknown; |
| 582 | } |
| 583 | if (field->dpad) { |
| 584 | map_abs(field->dpad); |
| 585 | goto ignore; |
| 586 | } |
| 587 | map_abs(ABS_HAT0X); |
| 588 | break; |
| 589 | } |
| 590 | |
| 591 | switch (usage->hid) { |
| 592 | /* These usage IDs map directly to the usage codes. */ |
| 593 | case HID_GD_X: case HID_GD_Y: case HID_GD_Z: |
| 594 | case HID_GD_RX: case HID_GD_RY: case HID_GD_RZ: |
| 595 | case HID_GD_SLIDER: case HID_GD_DIAL: case HID_GD_WHEEL: |
| 596 | if (field->flags & HID_MAIN_ITEM_RELATIVE) |
| 597 | map_rel(usage->hid & 0xf); |
| 598 | else |
| 599 | map_abs(usage->hid & 0xf); |
| 600 | break; |
| 601 | |
| 602 | case HID_GD_HATSWITCH: |
| 603 | usage->hat_min = field->logical_minimum; |
| 604 | usage->hat_max = field->logical_maximum; |
| 605 | map_abs(ABS_HAT0X); |
| 606 | break; |
| 607 | |
| 608 | case HID_GD_START: map_key_clear(BTN_START); break; |
| 609 | case HID_GD_SELECT: map_key_clear(BTN_SELECT); break; |
| 610 | |
| 611 | default: goto unknown; |
| 612 | } |
| 613 | |
| 614 | break; |
| 615 | |
| 616 | case HID_UP_LED: |
| 617 | switch (usage->hid & 0xffff) { /* HID-Value: */ |
| 618 | case 0x01: map_led (LED_NUML); break; /* "Num Lock" */ |
| 619 | case 0x02: map_led (LED_CAPSL); break; /* "Caps Lock" */ |
| 620 | case 0x03: map_led (LED_SCROLLL); break; /* "Scroll Lock" */ |
| 621 | case 0x04: map_led (LED_COMPOSE); break; /* "Compose" */ |
| 622 | case 0x05: map_led (LED_KANA); break; /* "Kana" */ |
| 623 | case 0x27: map_led (LED_SLEEP); break; /* "Stand-By" */ |
| 624 | case 0x4c: map_led (LED_SUSPEND); break; /* "System Suspend" */ |
| 625 | case 0x09: map_led (LED_MUTE); break; /* "Mute" */ |
| 626 | case 0x4b: map_led (LED_MISC); break; /* "Generic Indicator" */ |
| 627 | case 0x19: map_led (LED_MAIL); break; /* "Message Waiting" */ |
| 628 | case 0x4d: map_led (LED_CHARGING); break; /* "External Power Connected" */ |
| 629 | |
| 630 | default: goto ignore; |
| 631 | } |
| 632 | break; |
| 633 | |
| 634 | case HID_UP_DIGITIZER: |
| 635 | switch (usage->hid & 0xff) { |
Forest Bond | 8c8b01c | 2010-07-13 23:50:57 +0200 | [diff] [blame] | 636 | case 0x00: /* Undefined */ |
| 637 | goto ignore; |
| 638 | |
Jiri Slaby | 880d29f | 2008-06-18 23:55:41 +0200 | [diff] [blame] | 639 | case 0x30: /* TipPressure */ |
| 640 | if (!test_bit(BTN_TOUCH, input->keybit)) { |
| 641 | device->quirks |= HID_QUIRK_NOTOUCH; |
| 642 | set_bit(EV_KEY, input->evbit); |
| 643 | set_bit(BTN_TOUCH, input->keybit); |
| 644 | } |
| 645 | map_abs_clear(ABS_PRESSURE); |
| 646 | break; |
| 647 | |
| 648 | case 0x32: /* InRange */ |
| 649 | switch (field->physical & 0xff) { |
| 650 | case 0x21: map_key(BTN_TOOL_MOUSE); break; |
| 651 | case 0x22: map_key(BTN_TOOL_FINGER); break; |
| 652 | default: map_key(BTN_TOOL_PEN); break; |
| 653 | } |
| 654 | break; |
| 655 | |
| 656 | case 0x3c: /* Invert */ |
| 657 | map_key_clear(BTN_TOOL_RUBBER); |
| 658 | break; |
| 659 | |
Nikolai Kondrashov | b73b2da | 2012-03-20 16:01:32 +0200 | [diff] [blame] | 660 | case 0x3d: /* X Tilt */ |
| 661 | map_abs_clear(ABS_TILT_X); |
| 662 | break; |
| 663 | |
| 664 | case 0x3e: /* Y Tilt */ |
| 665 | map_abs_clear(ABS_TILT_Y); |
| 666 | break; |
| 667 | |
Jiri Slaby | 880d29f | 2008-06-18 23:55:41 +0200 | [diff] [blame] | 668 | case 0x33: /* Touch */ |
| 669 | case 0x42: /* TipSwitch */ |
| 670 | case 0x43: /* TipSwitch2 */ |
| 671 | device->quirks &= ~HID_QUIRK_NOTOUCH; |
| 672 | map_key_clear(BTN_TOUCH); |
| 673 | break; |
| 674 | |
| 675 | case 0x44: /* BarrelSwitch */ |
| 676 | map_key_clear(BTN_STYLUS); |
| 677 | break; |
| 678 | |
Nikolai Kondrashov | 50b63697 | 2010-08-06 23:03:07 +0400 | [diff] [blame] | 679 | case 0x46: /* TabletPick */ |
| 680 | map_key_clear(BTN_STYLUS2); |
| 681 | break; |
| 682 | |
Jiri Slaby | 880d29f | 2008-06-18 23:55:41 +0200 | [diff] [blame] | 683 | default: goto unknown; |
| 684 | } |
| 685 | break; |
| 686 | |
Jarod Wilson | 437f3b1 | 2011-04-19 15:28:30 -0400 | [diff] [blame] | 687 | case HID_UP_CONSUMER: /* USB HUT v1.12, pages 75-84 */ |
Jiri Slaby | 880d29f | 2008-06-18 23:55:41 +0200 | [diff] [blame] | 688 | switch (usage->hid & HID_USAGE) { |
| 689 | case 0x000: goto ignore; |
Jarod Wilson | 437f3b1 | 2011-04-19 15:28:30 -0400 | [diff] [blame] | 690 | case 0x030: map_key_clear(KEY_POWER); break; |
| 691 | case 0x031: map_key_clear(KEY_RESTART); break; |
| 692 | case 0x032: map_key_clear(KEY_SLEEP); break; |
Jiri Slaby | 880d29f | 2008-06-18 23:55:41 +0200 | [diff] [blame] | 693 | case 0x034: map_key_clear(KEY_SLEEP); break; |
Jarod Wilson | 437f3b1 | 2011-04-19 15:28:30 -0400 | [diff] [blame] | 694 | case 0x035: map_key_clear(KEY_KBDILLUMTOGGLE); break; |
Jiri Slaby | 880d29f | 2008-06-18 23:55:41 +0200 | [diff] [blame] | 695 | case 0x036: map_key_clear(BTN_MISC); break; |
| 696 | |
Jarod Wilson | 437f3b1 | 2011-04-19 15:28:30 -0400 | [diff] [blame] | 697 | case 0x040: map_key_clear(KEY_MENU); break; /* Menu */ |
| 698 | case 0x041: map_key_clear(KEY_SELECT); break; /* Menu Pick */ |
| 699 | case 0x042: map_key_clear(KEY_UP); break; /* Menu Up */ |
| 700 | case 0x043: map_key_clear(KEY_DOWN); break; /* Menu Down */ |
| 701 | case 0x044: map_key_clear(KEY_LEFT); break; /* Menu Left */ |
| 702 | case 0x045: map_key_clear(KEY_RIGHT); break; /* Menu Right */ |
| 703 | case 0x046: map_key_clear(KEY_ESC); break; /* Menu Escape */ |
| 704 | case 0x047: map_key_clear(KEY_KPPLUS); break; /* Menu Value Increase */ |
| 705 | case 0x048: map_key_clear(KEY_KPMINUS); break; /* Menu Value Decrease */ |
Jiri Slaby | 880d29f | 2008-06-18 23:55:41 +0200 | [diff] [blame] | 706 | |
Jarod Wilson | 437f3b1 | 2011-04-19 15:28:30 -0400 | [diff] [blame] | 707 | case 0x060: map_key_clear(KEY_INFO); break; /* Data On Screen */ |
| 708 | case 0x061: map_key_clear(KEY_SUBTITLE); break; /* Closed Caption */ |
| 709 | case 0x063: map_key_clear(KEY_VCR); break; /* VCR/TV */ |
| 710 | case 0x065: map_key_clear(KEY_CAMERA); break; /* Snapshot */ |
| 711 | case 0x069: map_key_clear(KEY_RED); break; |
| 712 | case 0x06a: map_key_clear(KEY_GREEN); break; |
| 713 | case 0x06b: map_key_clear(KEY_BLUE); break; |
| 714 | case 0x06c: map_key_clear(KEY_YELLOW); break; |
| 715 | case 0x06d: map_key_clear(KEY_ZOOM); break; |
| 716 | |
| 717 | case 0x082: map_key_clear(KEY_VIDEO_NEXT); break; |
Jiri Slaby | 880d29f | 2008-06-18 23:55:41 +0200 | [diff] [blame] | 718 | case 0x083: map_key_clear(KEY_LAST); break; |
Jarod Wilson | 437f3b1 | 2011-04-19 15:28:30 -0400 | [diff] [blame] | 719 | case 0x084: map_key_clear(KEY_ENTER); break; |
Jiri Slaby | 880d29f | 2008-06-18 23:55:41 +0200 | [diff] [blame] | 720 | case 0x088: map_key_clear(KEY_PC); break; |
| 721 | case 0x089: map_key_clear(KEY_TV); break; |
| 722 | case 0x08a: map_key_clear(KEY_WWW); break; |
| 723 | case 0x08b: map_key_clear(KEY_DVD); break; |
| 724 | case 0x08c: map_key_clear(KEY_PHONE); break; |
| 725 | case 0x08d: map_key_clear(KEY_PROGRAM); break; |
| 726 | case 0x08e: map_key_clear(KEY_VIDEOPHONE); break; |
| 727 | case 0x08f: map_key_clear(KEY_GAMES); break; |
| 728 | case 0x090: map_key_clear(KEY_MEMO); break; |
| 729 | case 0x091: map_key_clear(KEY_CD); break; |
| 730 | case 0x092: map_key_clear(KEY_VCR); break; |
| 731 | case 0x093: map_key_clear(KEY_TUNER); break; |
| 732 | case 0x094: map_key_clear(KEY_EXIT); break; |
| 733 | case 0x095: map_key_clear(KEY_HELP); break; |
| 734 | case 0x096: map_key_clear(KEY_TAPE); break; |
| 735 | case 0x097: map_key_clear(KEY_TV2); break; |
| 736 | case 0x098: map_key_clear(KEY_SAT); break; |
| 737 | case 0x09a: map_key_clear(KEY_PVR); break; |
| 738 | |
| 739 | case 0x09c: map_key_clear(KEY_CHANNELUP); break; |
| 740 | case 0x09d: map_key_clear(KEY_CHANNELDOWN); break; |
| 741 | case 0x0a0: map_key_clear(KEY_VCR2); break; |
| 742 | |
| 743 | case 0x0b0: map_key_clear(KEY_PLAY); break; |
| 744 | case 0x0b1: map_key_clear(KEY_PAUSE); break; |
| 745 | case 0x0b2: map_key_clear(KEY_RECORD); break; |
| 746 | case 0x0b3: map_key_clear(KEY_FASTFORWARD); break; |
| 747 | case 0x0b4: map_key_clear(KEY_REWIND); break; |
| 748 | case 0x0b5: map_key_clear(KEY_NEXTSONG); break; |
| 749 | case 0x0b6: map_key_clear(KEY_PREVIOUSSONG); break; |
| 750 | case 0x0b7: map_key_clear(KEY_STOPCD); break; |
| 751 | case 0x0b8: map_key_clear(KEY_EJECTCD); break; |
| 752 | case 0x0bc: map_key_clear(KEY_MEDIA_REPEAT); break; |
Jarod Wilson | 437f3b1 | 2011-04-19 15:28:30 -0400 | [diff] [blame] | 753 | case 0x0b9: map_key_clear(KEY_SHUFFLE); break; |
| 754 | case 0x0bf: map_key_clear(KEY_SLOW); break; |
Jiri Slaby | 880d29f | 2008-06-18 23:55:41 +0200 | [diff] [blame] | 755 | |
| 756 | case 0x0cd: map_key_clear(KEY_PLAYPAUSE); break; |
| 757 | case 0x0e0: map_abs_clear(ABS_VOLUME); break; |
| 758 | case 0x0e2: map_key_clear(KEY_MUTE); break; |
| 759 | case 0x0e5: map_key_clear(KEY_BASSBOOST); break; |
| 760 | case 0x0e9: map_key_clear(KEY_VOLUMEUP); break; |
| 761 | case 0x0ea: map_key_clear(KEY_VOLUMEDOWN); break; |
Jarod Wilson | 437f3b1 | 2011-04-19 15:28:30 -0400 | [diff] [blame] | 762 | case 0x0f5: map_key_clear(KEY_SLOW); break; |
Jiri Slaby | 880d29f | 2008-06-18 23:55:41 +0200 | [diff] [blame] | 763 | |
| 764 | case 0x182: map_key_clear(KEY_BOOKMARKS); break; |
| 765 | case 0x183: map_key_clear(KEY_CONFIG); break; |
| 766 | case 0x184: map_key_clear(KEY_WORDPROCESSOR); break; |
| 767 | case 0x185: map_key_clear(KEY_EDITOR); break; |
| 768 | case 0x186: map_key_clear(KEY_SPREADSHEET); break; |
| 769 | case 0x187: map_key_clear(KEY_GRAPHICSEDITOR); break; |
| 770 | case 0x188: map_key_clear(KEY_PRESENTATION); break; |
| 771 | case 0x189: map_key_clear(KEY_DATABASE); break; |
| 772 | case 0x18a: map_key_clear(KEY_MAIL); break; |
| 773 | case 0x18b: map_key_clear(KEY_NEWS); break; |
| 774 | case 0x18c: map_key_clear(KEY_VOICEMAIL); break; |
| 775 | case 0x18d: map_key_clear(KEY_ADDRESSBOOK); break; |
| 776 | case 0x18e: map_key_clear(KEY_CALENDAR); break; |
| 777 | case 0x191: map_key_clear(KEY_FINANCE); break; |
| 778 | case 0x192: map_key_clear(KEY_CALC); break; |
Jarod Wilson | 437f3b1 | 2011-04-19 15:28:30 -0400 | [diff] [blame] | 779 | case 0x193: map_key_clear(KEY_PLAYER); break; |
Jiri Slaby | 880d29f | 2008-06-18 23:55:41 +0200 | [diff] [blame] | 780 | case 0x194: map_key_clear(KEY_FILE); break; |
| 781 | case 0x196: map_key_clear(KEY_WWW); break; |
Leo P White | 0690535 | 2010-02-08 13:02:05 +0000 | [diff] [blame] | 782 | case 0x199: map_key_clear(KEY_CHAT); break; |
Jiri Slaby | 880d29f | 2008-06-18 23:55:41 +0200 | [diff] [blame] | 783 | case 0x19c: map_key_clear(KEY_LOGOFF); break; |
| 784 | case 0x19e: map_key_clear(KEY_COFFEE); break; |
| 785 | case 0x1a6: map_key_clear(KEY_HELP); break; |
| 786 | case 0x1a7: map_key_clear(KEY_DOCUMENTS); break; |
| 787 | case 0x1ab: map_key_clear(KEY_SPELLCHECK); break; |
Jarod Wilson | 437f3b1 | 2011-04-19 15:28:30 -0400 | [diff] [blame] | 788 | case 0x1ae: map_key_clear(KEY_KEYBOARD); break; |
| 789 | case 0x1b6: map_key_clear(KEY_IMAGES); break; |
| 790 | case 0x1b7: map_key_clear(KEY_AUDIO); break; |
| 791 | case 0x1b8: map_key_clear(KEY_VIDEO); break; |
Jiri Slaby | 880d29f | 2008-06-18 23:55:41 +0200 | [diff] [blame] | 792 | case 0x1bc: map_key_clear(KEY_MESSENGER); break; |
| 793 | case 0x1bd: map_key_clear(KEY_INFO); break; |
| 794 | case 0x201: map_key_clear(KEY_NEW); break; |
| 795 | case 0x202: map_key_clear(KEY_OPEN); break; |
| 796 | case 0x203: map_key_clear(KEY_CLOSE); break; |
| 797 | case 0x204: map_key_clear(KEY_EXIT); break; |
| 798 | case 0x207: map_key_clear(KEY_SAVE); break; |
| 799 | case 0x208: map_key_clear(KEY_PRINT); break; |
| 800 | case 0x209: map_key_clear(KEY_PROPS); break; |
| 801 | case 0x21a: map_key_clear(KEY_UNDO); break; |
| 802 | case 0x21b: map_key_clear(KEY_COPY); break; |
| 803 | case 0x21c: map_key_clear(KEY_CUT); break; |
| 804 | case 0x21d: map_key_clear(KEY_PASTE); break; |
| 805 | case 0x21f: map_key_clear(KEY_FIND); break; |
| 806 | case 0x221: map_key_clear(KEY_SEARCH); break; |
| 807 | case 0x222: map_key_clear(KEY_GOTO); break; |
| 808 | case 0x223: map_key_clear(KEY_HOMEPAGE); break; |
| 809 | case 0x224: map_key_clear(KEY_BACK); break; |
| 810 | case 0x225: map_key_clear(KEY_FORWARD); break; |
| 811 | case 0x226: map_key_clear(KEY_STOP); break; |
| 812 | case 0x227: map_key_clear(KEY_REFRESH); break; |
| 813 | case 0x22a: map_key_clear(KEY_BOOKMARKS); break; |
| 814 | case 0x22d: map_key_clear(KEY_ZOOMIN); break; |
| 815 | case 0x22e: map_key_clear(KEY_ZOOMOUT); break; |
| 816 | case 0x22f: map_key_clear(KEY_ZOOMRESET); break; |
| 817 | case 0x233: map_key_clear(KEY_SCROLLUP); break; |
| 818 | case 0x234: map_key_clear(KEY_SCROLLDOWN); break; |
| 819 | case 0x238: map_rel(REL_HWHEEL); break; |
Jarod Wilson | 437f3b1 | 2011-04-19 15:28:30 -0400 | [diff] [blame] | 820 | case 0x23d: map_key_clear(KEY_EDIT); break; |
Jiri Slaby | 880d29f | 2008-06-18 23:55:41 +0200 | [diff] [blame] | 821 | case 0x25f: map_key_clear(KEY_CANCEL); break; |
Jarod Wilson | 437f3b1 | 2011-04-19 15:28:30 -0400 | [diff] [blame] | 822 | case 0x269: map_key_clear(KEY_INSERT); break; |
| 823 | case 0x26a: map_key_clear(KEY_DELETE); break; |
Jiri Slaby | 880d29f | 2008-06-18 23:55:41 +0200 | [diff] [blame] | 824 | case 0x279: map_key_clear(KEY_REDO); break; |
| 825 | |
| 826 | case 0x289: map_key_clear(KEY_REPLY); break; |
| 827 | case 0x28b: map_key_clear(KEY_FORWARDMAIL); break; |
| 828 | case 0x28c: map_key_clear(KEY_SEND); break; |
| 829 | |
| 830 | default: goto ignore; |
| 831 | } |
| 832 | break; |
| 833 | |
Jeremy Fitzhardinge | 4f5ca83 | 2011-11-23 00:49:14 -0800 | [diff] [blame] | 834 | case HID_UP_GENDEVCTRLS: |
Jeremy Fitzhardinge | 2f2e3f6 | 2011-12-02 19:05:07 -0800 | [diff] [blame] | 835 | if (hidinput_setup_battery(device, HID_INPUT_REPORT, field)) |
Jeremy Fitzhardinge | 4f5ca83 | 2011-11-23 00:49:14 -0800 | [diff] [blame] | 836 | goto ignore; |
Jeremy Fitzhardinge | 2f2e3f6 | 2011-12-02 19:05:07 -0800 | [diff] [blame] | 837 | else |
Jeremy Fitzhardinge | 4f5ca83 | 2011-11-23 00:49:14 -0800 | [diff] [blame] | 838 | goto unknown; |
| 839 | break; |
| 840 | |
Jiri Slaby | 880d29f | 2008-06-18 23:55:41 +0200 | [diff] [blame] | 841 | case HID_UP_HPVENDOR: /* Reported on a Dutch layout HP5308 */ |
| 842 | set_bit(EV_REP, input->evbit); |
| 843 | switch (usage->hid & HID_USAGE) { |
| 844 | case 0x021: map_key_clear(KEY_PRINT); break; |
| 845 | case 0x070: map_key_clear(KEY_HP); break; |
| 846 | case 0x071: map_key_clear(KEY_CAMERA); break; |
| 847 | case 0x072: map_key_clear(KEY_SOUND); break; |
| 848 | case 0x073: map_key_clear(KEY_QUESTION); break; |
| 849 | case 0x080: map_key_clear(KEY_EMAIL); break; |
| 850 | case 0x081: map_key_clear(KEY_CHAT); break; |
| 851 | case 0x082: map_key_clear(KEY_SEARCH); break; |
| 852 | case 0x083: map_key_clear(KEY_CONNECT); break; |
| 853 | case 0x084: map_key_clear(KEY_FINANCE); break; |
| 854 | case 0x085: map_key_clear(KEY_SPORT); break; |
| 855 | case 0x086: map_key_clear(KEY_SHOP); break; |
| 856 | default: goto ignore; |
| 857 | } |
| 858 | break; |
| 859 | |
Keng-Yu Lin | 929578a | 2012-07-06 18:06:11 +0800 | [diff] [blame] | 860 | case HID_UP_HPVENDOR2: |
| 861 | set_bit(EV_REP, input->evbit); |
| 862 | switch (usage->hid & HID_USAGE) { |
| 863 | case 0x003: map_key_clear(KEY_BRIGHTNESSDOWN); break; |
| 864 | case 0x004: map_key_clear(KEY_BRIGHTNESSUP); break; |
| 865 | default: goto ignore; |
| 866 | } |
| 867 | break; |
| 868 | |
Jiri Slaby | 880d29f | 2008-06-18 23:55:41 +0200 | [diff] [blame] | 869 | case HID_UP_MSVENDOR: |
| 870 | goto ignore; |
| 871 | |
| 872 | case HID_UP_CUSTOM: /* Reported on Logitech and Apple USB keyboards */ |
| 873 | set_bit(EV_REP, input->evbit); |
| 874 | goto ignore; |
| 875 | |
| 876 | case HID_UP_LOGIVENDOR: |
| 877 | goto ignore; |
Daniel Mack | fc99f22 | 2010-07-12 19:28:26 +0200 | [diff] [blame] | 878 | |
Jiri Slaby | 880d29f | 2008-06-18 23:55:41 +0200 | [diff] [blame] | 879 | case HID_UP_PID: |
| 880 | switch (usage->hid & HID_USAGE) { |
| 881 | case 0xa4: map_key_clear(BTN_DEAD); break; |
| 882 | default: goto ignore; |
| 883 | } |
| 884 | break; |
| 885 | |
| 886 | default: |
| 887 | unknown: |
| 888 | if (field->report_size == 1) { |
| 889 | if (field->report->type == HID_OUTPUT_REPORT) { |
| 890 | map_led(LED_MISC); |
| 891 | break; |
| 892 | } |
| 893 | map_key(BTN_MISC); |
| 894 | break; |
| 895 | } |
| 896 | if (field->flags & HID_MAIN_ITEM_RELATIVE) { |
| 897 | map_rel(REL_MISC); |
| 898 | break; |
| 899 | } |
| 900 | map_abs(ABS_MISC); |
| 901 | break; |
Jiri Kosina | dde5845 | 2006-12-08 18:40:44 +0100 | [diff] [blame] | 902 | } |
| 903 | |
Jiri Kosina | 10bd065 | 2007-11-22 15:18:18 +0100 | [diff] [blame] | 904 | mapped: |
Jiri Slaby | c500c97 | 2008-05-16 11:49:16 +0200 | [diff] [blame] | 905 | if (device->driver->input_mapped && device->driver->input_mapped(device, |
| 906 | hidinput, field, usage, &bit, &max) < 0) |
| 907 | goto ignore; |
| 908 | |
Jiri Kosina | dde5845 | 2006-12-08 18:40:44 +0100 | [diff] [blame] | 909 | set_bit(usage->type, input->evbit); |
| 910 | |
| 911 | while (usage->code <= max && test_and_set_bit(usage->code, bit)) |
| 912 | usage->code = find_next_zero_bit(bit, max + 1, usage->code); |
| 913 | |
| 914 | if (usage->code > max) |
| 915 | goto ignore; |
| 916 | |
| 917 | |
| 918 | if (usage->type == EV_ABS) { |
| 919 | |
| 920 | int a = field->logical_minimum; |
| 921 | int b = field->logical_maximum; |
| 922 | |
| 923 | if ((device->quirks & HID_QUIRK_BADPAD) && (usage->code == ABS_X || usage->code == ABS_Y)) { |
| 924 | a = field->logical_minimum = 0; |
| 925 | b = field->logical_maximum = 255; |
| 926 | } |
| 927 | |
| 928 | if (field->application == HID_GD_GAMEPAD || field->application == HID_GD_JOYSTICK) |
| 929 | input_set_abs_params(input, usage->code, a, b, (b - a) >> 8, (b - a) >> 4); |
| 930 | else input_set_abs_params(input, usage->code, a, b, 0, 0); |
| 931 | |
Nikolai Kondrashov | 4ea6e4f | 2010-09-15 14:51:14 +0400 | [diff] [blame] | 932 | input_abs_set_res(input, usage->code, |
| 933 | hidinput_calc_abs_res(field, usage->code)); |
| 934 | |
Henrik Rydberg | 6967b4d | 2010-06-23 09:31:37 -0700 | [diff] [blame] | 935 | /* use a larger default input buffer for MT devices */ |
| 936 | if (usage->code == ABS_MT_POSITION_X && input->hint_events_per_packet == 0) |
| 937 | input_set_events_per_packet(input, 60); |
Jiri Kosina | dde5845 | 2006-12-08 18:40:44 +0100 | [diff] [blame] | 938 | } |
| 939 | |
| 940 | if (usage->type == EV_ABS && |
| 941 | (usage->hat_min < usage->hat_max || usage->hat_dir)) { |
| 942 | int i; |
| 943 | for (i = usage->code; i < usage->code + 2 && i <= max; i++) { |
| 944 | input_set_abs_params(input, i, -1, 1, 0, 0); |
| 945 | set_bit(i, input->absbit); |
| 946 | } |
| 947 | if (usage->hat_dir && !field->dpad) |
| 948 | field->dpad = usage->code; |
| 949 | } |
| 950 | |
Jiri Kosina | 2c1d8ae | 2007-07-04 16:45:59 +0200 | [diff] [blame] | 951 | /* for those devices which produce Consumer volume usage as relative, |
| 952 | * we emulate pressing volumeup/volumedown appropriate number of times |
| 953 | * in hidinput_hid_event() |
| 954 | */ |
| 955 | if ((usage->type == EV_ABS) && (field->flags & HID_MAIN_ITEM_RELATIVE) && |
| 956 | (usage->code == ABS_VOLUME)) { |
| 957 | set_bit(KEY_VOLUMEUP, input->keybit); |
| 958 | set_bit(KEY_VOLUMEDOWN, input->keybit); |
| 959 | } |
| 960 | |
Jiri Kosina | c01d50d | 2007-08-20 12:13:34 +0200 | [diff] [blame] | 961 | if (usage->type == EV_KEY) { |
| 962 | set_bit(EV_MSC, input->evbit); |
| 963 | set_bit(MSC_SCAN, input->mscbit); |
| 964 | } |
| 965 | |
Jiri Kosina | dde5845 | 2006-12-08 18:40:44 +0100 | [diff] [blame] | 966 | ignore: |
Jiri Kosina | dde5845 | 2006-12-08 18:40:44 +0100 | [diff] [blame] | 967 | return; |
Jiri Kosina | a635f9d | 2009-06-12 15:20:55 +0200 | [diff] [blame] | 968 | |
Jiri Kosina | dde5845 | 2006-12-08 18:40:44 +0100 | [diff] [blame] | 969 | } |
| 970 | |
| 971 | void hidinput_hid_event(struct hid_device *hid, struct hid_field *field, struct hid_usage *usage, __s32 value) |
| 972 | { |
| 973 | struct input_dev *input; |
Al Viro | b4482a4 | 2007-10-14 19:35:40 +0100 | [diff] [blame] | 974 | unsigned *quirks = &hid->quirks; |
Jiri Kosina | dde5845 | 2006-12-08 18:40:44 +0100 | [diff] [blame] | 975 | |
| 976 | if (!field->hidinput) |
| 977 | return; |
| 978 | |
| 979 | input = field->hidinput->input; |
| 980 | |
| 981 | if (!usage->type) |
| 982 | return; |
| 983 | |
Jiri Kosina | dde5845 | 2006-12-08 18:40:44 +0100 | [diff] [blame] | 984 | if (usage->hat_min < usage->hat_max || usage->hat_dir) { |
| 985 | int hat_dir = usage->hat_dir; |
| 986 | if (!hat_dir) |
| 987 | hat_dir = (value - usage->hat_min) * 8 / (usage->hat_max - usage->hat_min + 1) + 1; |
| 988 | if (hat_dir < 0 || hat_dir > 8) hat_dir = 0; |
| 989 | input_event(input, usage->type, usage->code , hid_hat_to_axis[hat_dir].x); |
Daniel Mack | fc99f22 | 2010-07-12 19:28:26 +0200 | [diff] [blame] | 990 | input_event(input, usage->type, usage->code + 1, hid_hat_to_axis[hat_dir].y); |
| 991 | return; |
| 992 | } |
Jiri Kosina | dde5845 | 2006-12-08 18:40:44 +0100 | [diff] [blame] | 993 | |
| 994 | if (usage->hid == (HID_UP_DIGITIZER | 0x003c)) { /* Invert */ |
| 995 | *quirks = value ? (*quirks | HID_QUIRK_INVERT) : (*quirks & ~HID_QUIRK_INVERT); |
| 996 | return; |
| 997 | } |
| 998 | |
| 999 | if (usage->hid == (HID_UP_DIGITIZER | 0x0032)) { /* InRange */ |
| 1000 | if (value) { |
| 1001 | input_event(input, usage->type, (*quirks & HID_QUIRK_INVERT) ? BTN_TOOL_RUBBER : usage->code, 1); |
| 1002 | return; |
| 1003 | } |
| 1004 | input_event(input, usage->type, usage->code, 0); |
| 1005 | input_event(input, usage->type, BTN_TOOL_RUBBER, 0); |
| 1006 | return; |
| 1007 | } |
| 1008 | |
| 1009 | if (usage->hid == (HID_UP_DIGITIZER | 0x0030) && (*quirks & HID_QUIRK_NOTOUCH)) { /* Pressure */ |
| 1010 | int a = field->logical_minimum; |
| 1011 | int b = field->logical_maximum; |
| 1012 | input_event(input, EV_KEY, BTN_TOUCH, value > a + ((b - a) >> 3)); |
| 1013 | } |
| 1014 | |
| 1015 | if (usage->hid == (HID_UP_PID | 0x83UL)) { /* Simultaneous Effects Max */ |
Jiri Kosina | 58037eb | 2007-05-30 15:07:13 +0200 | [diff] [blame] | 1016 | dbg_hid("Maximum Effects - %d\n",value); |
Jiri Kosina | dde5845 | 2006-12-08 18:40:44 +0100 | [diff] [blame] | 1017 | return; |
| 1018 | } |
| 1019 | |
| 1020 | if (usage->hid == (HID_UP_PID | 0x7fUL)) { |
Jiri Kosina | 58037eb | 2007-05-30 15:07:13 +0200 | [diff] [blame] | 1021 | dbg_hid("PID Pool Report\n"); |
Jiri Kosina | dde5845 | 2006-12-08 18:40:44 +0100 | [diff] [blame] | 1022 | return; |
| 1023 | } |
| 1024 | |
| 1025 | if ((usage->type == EV_KEY) && (usage->code == 0)) /* Key 0 is "unassigned", not KEY_UNKNOWN */ |
| 1026 | return; |
| 1027 | |
Jiri Kosina | 2c1d8ae | 2007-07-04 16:45:59 +0200 | [diff] [blame] | 1028 | if ((usage->type == EV_ABS) && (field->flags & HID_MAIN_ITEM_RELATIVE) && |
| 1029 | (usage->code == ABS_VOLUME)) { |
| 1030 | int count = abs(value); |
| 1031 | int direction = value > 0 ? KEY_VOLUMEUP : KEY_VOLUMEDOWN; |
| 1032 | int i; |
| 1033 | |
| 1034 | for (i = 0; i < count; i++) { |
| 1035 | input_event(input, EV_KEY, direction, 1); |
| 1036 | input_sync(input); |
| 1037 | input_event(input, EV_KEY, direction, 0); |
| 1038 | input_sync(input); |
| 1039 | } |
| 1040 | return; |
| 1041 | } |
| 1042 | |
Nikolai Kondrashov | 883e0e3 | 2012-03-02 22:13:58 +0200 | [diff] [blame] | 1043 | /* |
| 1044 | * Ignore out-of-range values as per HID specification, |
Jiri Kosina | a688393 | 2013-06-19 23:52:11 +0200 | [diff] [blame] | 1045 | * section 5.10 and 6.2.25. |
| 1046 | * |
| 1047 | * The logical_minimum < logical_maximum check is done so that we |
| 1048 | * don't unintentionally discard values sent by devices which |
| 1049 | * don't specify logical min and max. |
Nikolai Kondrashov | 883e0e3 | 2012-03-02 22:13:58 +0200 | [diff] [blame] | 1050 | */ |
| 1051 | if ((field->flags & HID_MAIN_ITEM_VARIABLE) && |
Benjamin Tissoires | 6f1891d | 2013-06-19 17:49:05 +0200 | [diff] [blame] | 1052 | (field->logical_minimum < field->logical_maximum) && |
Nikolai Kondrashov | 883e0e3 | 2012-03-02 22:13:58 +0200 | [diff] [blame] | 1053 | (value < field->logical_minimum || |
| 1054 | value > field->logical_maximum)) { |
Jiri Kosina | 6da7066 | 2011-10-28 18:15:02 +0200 | [diff] [blame] | 1055 | dbg_hid("Ignoring out-of-range value %x\n", value); |
| 1056 | return; |
| 1057 | } |
| 1058 | |
Jiri Kosina | c01d50d | 2007-08-20 12:13:34 +0200 | [diff] [blame] | 1059 | /* report the usage code as scancode if the key status has changed */ |
| 1060 | if (usage->type == EV_KEY && !!test_bit(usage->code, input->key) != value) |
| 1061 | input_event(input, EV_MSC, MSC_SCAN, usage->hid); |
Jiri Kosina | 1fe8736d | 2007-08-09 13:24:11 +0200 | [diff] [blame] | 1062 | |
Jiri Kosina | dde5845 | 2006-12-08 18:40:44 +0100 | [diff] [blame] | 1063 | input_event(input, usage->type, usage->code, value); |
| 1064 | |
| 1065 | if ((field->flags & HID_MAIN_ITEM_RELATIVE) && (usage->type == EV_KEY)) |
| 1066 | input_event(input, usage->type, usage->code, 0); |
| 1067 | } |
| 1068 | |
| 1069 | void hidinput_report_event(struct hid_device *hid, struct hid_report *report) |
| 1070 | { |
| 1071 | struct hid_input *hidinput; |
| 1072 | |
Henrik Rydberg | 24750f3 | 2010-08-24 10:54:44 +0200 | [diff] [blame] | 1073 | if (hid->quirks & HID_QUIRK_NO_INPUT_SYNC) |
| 1074 | return; |
| 1075 | |
Jiri Kosina | dde5845 | 2006-12-08 18:40:44 +0100 | [diff] [blame] | 1076 | list_for_each_entry(hidinput, &hid->inputs, list) |
| 1077 | input_sync(hidinput->input); |
| 1078 | } |
Jiri Kosina | 229695e | 2006-12-08 18:40:53 +0100 | [diff] [blame] | 1079 | EXPORT_SYMBOL_GPL(hidinput_report_event); |
Jiri Kosina | dde5845 | 2006-12-08 18:40:44 +0100 | [diff] [blame] | 1080 | |
Jiri Kosina | 229695e | 2006-12-08 18:40:53 +0100 | [diff] [blame] | 1081 | int hidinput_find_field(struct hid_device *hid, unsigned int type, unsigned int code, struct hid_field **field) |
Jiri Kosina | dde5845 | 2006-12-08 18:40:44 +0100 | [diff] [blame] | 1082 | { |
| 1083 | struct hid_report *report; |
| 1084 | int i, j; |
| 1085 | |
| 1086 | list_for_each_entry(report, &hid->report_enum[HID_OUTPUT_REPORT].report_list, list) { |
| 1087 | for (i = 0; i < report->maxfield; i++) { |
| 1088 | *field = report->field[i]; |
| 1089 | for (j = 0; j < (*field)->maxusage; j++) |
| 1090 | if ((*field)->usage[j].type == type && (*field)->usage[j].code == code) |
| 1091 | return j; |
| 1092 | } |
| 1093 | } |
| 1094 | return -1; |
| 1095 | } |
Jiri Kosina | 229695e | 2006-12-08 18:40:53 +0100 | [diff] [blame] | 1096 | EXPORT_SYMBOL_GPL(hidinput_find_field); |
Jiri Kosina | dde5845 | 2006-12-08 18:40:44 +0100 | [diff] [blame] | 1097 | |
Daniel Kurtz | 4371ea8 | 2011-11-17 19:23:50 +0800 | [diff] [blame] | 1098 | struct hid_field *hidinput_get_led_field(struct hid_device *hid) |
| 1099 | { |
| 1100 | struct hid_report *report; |
| 1101 | struct hid_field *field; |
| 1102 | int i, j; |
| 1103 | |
| 1104 | list_for_each_entry(report, |
| 1105 | &hid->report_enum[HID_OUTPUT_REPORT].report_list, |
| 1106 | list) { |
| 1107 | for (i = 0; i < report->maxfield; i++) { |
| 1108 | field = report->field[i]; |
| 1109 | for (j = 0; j < field->maxusage; j++) |
| 1110 | if (field->usage[j].type == EV_LED) |
| 1111 | return field; |
| 1112 | } |
| 1113 | } |
| 1114 | return NULL; |
| 1115 | } |
| 1116 | EXPORT_SYMBOL_GPL(hidinput_get_led_field); |
| 1117 | |
| 1118 | unsigned int hidinput_count_leds(struct hid_device *hid) |
| 1119 | { |
| 1120 | struct hid_report *report; |
| 1121 | struct hid_field *field; |
| 1122 | int i, j; |
| 1123 | unsigned int count = 0; |
| 1124 | |
| 1125 | list_for_each_entry(report, |
| 1126 | &hid->report_enum[HID_OUTPUT_REPORT].report_list, |
| 1127 | list) { |
| 1128 | for (i = 0; i < report->maxfield; i++) { |
| 1129 | field = report->field[i]; |
| 1130 | for (j = 0; j < field->maxusage; j++) |
| 1131 | if (field->usage[j].type == EV_LED && |
| 1132 | field->value[j]) |
| 1133 | count += 1; |
| 1134 | } |
| 1135 | } |
| 1136 | return count; |
| 1137 | } |
| 1138 | EXPORT_SYMBOL_GPL(hidinput_count_leds); |
| 1139 | |
Jiri Kosina | 7c37914 | 2007-01-24 11:54:19 +0100 | [diff] [blame] | 1140 | static int hidinput_open(struct input_dev *dev) |
| 1141 | { |
Dmitry Torokhov | e071298 | 2007-05-09 10:17:31 +0200 | [diff] [blame] | 1142 | struct hid_device *hid = input_get_drvdata(dev); |
| 1143 | |
Dmitry Torokhov | 5bea766 | 2010-12-07 23:02:48 -0800 | [diff] [blame] | 1144 | return hid_hw_open(hid); |
Jiri Kosina | 7c37914 | 2007-01-24 11:54:19 +0100 | [diff] [blame] | 1145 | } |
| 1146 | |
| 1147 | static void hidinput_close(struct input_dev *dev) |
| 1148 | { |
Dmitry Torokhov | e071298 | 2007-05-09 10:17:31 +0200 | [diff] [blame] | 1149 | struct hid_device *hid = input_get_drvdata(dev); |
| 1150 | |
Dmitry Torokhov | 5bea766 | 2010-12-07 23:02:48 -0800 | [diff] [blame] | 1151 | hid_hw_close(hid); |
Jiri Kosina | 7c37914 | 2007-01-24 11:54:19 +0100 | [diff] [blame] | 1152 | } |
| 1153 | |
Henrik Rydberg | f635bd1 | 2011-02-24 19:30:59 +0100 | [diff] [blame] | 1154 | static void report_features(struct hid_device *hid) |
| 1155 | { |
| 1156 | struct hid_driver *drv = hid->driver; |
| 1157 | struct hid_report_enum *rep_enum; |
| 1158 | struct hid_report *rep; |
| 1159 | int i, j; |
| 1160 | |
Henrik Rydberg | f635bd1 | 2011-02-24 19:30:59 +0100 | [diff] [blame] | 1161 | rep_enum = &hid->report_enum[HID_FEATURE_REPORT]; |
| 1162 | list_for_each_entry(rep, &rep_enum->report_list, list) |
| 1163 | for (i = 0; i < rep->maxfield; i++) |
Daniel Nicoletti | c5a92aa | 2011-12-02 03:52:22 -0200 | [diff] [blame] | 1164 | for (j = 0; j < rep->field[i]->maxusage; j++) { |
| 1165 | /* Verify if Battery Strength feature is available */ |
Jeremy Fitzhardinge | 2f2e3f6 | 2011-12-02 19:05:07 -0800 | [diff] [blame] | 1166 | hidinput_setup_battery(hid, HID_FEATURE_REPORT, rep->field[i]); |
Daniel Nicoletti | c5a92aa | 2011-12-02 03:52:22 -0200 | [diff] [blame] | 1167 | |
| 1168 | if (drv->feature_mapping) |
| 1169 | drv->feature_mapping(hid, rep->field[i], |
| 1170 | rep->field[i]->usage + j); |
| 1171 | } |
Henrik Rydberg | f635bd1 | 2011-02-24 19:30:59 +0100 | [diff] [blame] | 1172 | } |
| 1173 | |
Benjamin Tissoires | ae751fa | 2012-11-23 16:31:24 +0100 | [diff] [blame] | 1174 | static struct hid_input *hidinput_allocate(struct hid_device *hid) |
| 1175 | { |
| 1176 | struct hid_input *hidinput = kzalloc(sizeof(*hidinput), GFP_KERNEL); |
| 1177 | struct input_dev *input_dev = input_allocate_device(); |
| 1178 | if (!hidinput || !input_dev) { |
| 1179 | kfree(hidinput); |
| 1180 | input_free_device(input_dev); |
| 1181 | hid_err(hid, "Out of memory during hid input probe\n"); |
| 1182 | return NULL; |
| 1183 | } |
| 1184 | |
| 1185 | input_set_drvdata(input_dev, hid); |
| 1186 | input_dev->event = hid->ll_driver->hidinput_input_event; |
| 1187 | input_dev->open = hidinput_open; |
| 1188 | input_dev->close = hidinput_close; |
| 1189 | input_dev->setkeycode = hidinput_setkeycode; |
| 1190 | input_dev->getkeycode = hidinput_getkeycode; |
| 1191 | |
| 1192 | input_dev->name = hid->name; |
| 1193 | input_dev->phys = hid->phys; |
| 1194 | input_dev->uniq = hid->uniq; |
| 1195 | input_dev->id.bustype = hid->bus; |
| 1196 | input_dev->id.vendor = hid->vendor; |
| 1197 | input_dev->id.product = hid->product; |
| 1198 | input_dev->id.version = hid->version; |
| 1199 | input_dev->dev.parent = hid->dev.parent; |
| 1200 | hidinput->input = input_dev; |
| 1201 | list_add_tail(&hidinput->list, &hid->inputs); |
| 1202 | |
| 1203 | return hidinput; |
| 1204 | } |
| 1205 | |
Benjamin Tissoires | 4f22dec | 2013-03-22 18:38:28 +0100 | [diff] [blame] | 1206 | static bool hidinput_has_been_populated(struct hid_input *hidinput) |
| 1207 | { |
| 1208 | int i; |
| 1209 | unsigned long r = 0; |
| 1210 | |
| 1211 | for (i = 0; i < BITS_TO_LONGS(EV_CNT); i++) |
| 1212 | r |= hidinput->input->evbit[i]; |
| 1213 | |
| 1214 | for (i = 0; i < BITS_TO_LONGS(KEY_CNT); i++) |
| 1215 | r |= hidinput->input->keybit[i]; |
| 1216 | |
| 1217 | for (i = 0; i < BITS_TO_LONGS(REL_CNT); i++) |
| 1218 | r |= hidinput->input->relbit[i]; |
| 1219 | |
| 1220 | for (i = 0; i < BITS_TO_LONGS(ABS_CNT); i++) |
| 1221 | r |= hidinput->input->absbit[i]; |
| 1222 | |
| 1223 | for (i = 0; i < BITS_TO_LONGS(MSC_CNT); i++) |
| 1224 | r |= hidinput->input->mscbit[i]; |
| 1225 | |
| 1226 | for (i = 0; i < BITS_TO_LONGS(LED_CNT); i++) |
| 1227 | r |= hidinput->input->ledbit[i]; |
| 1228 | |
| 1229 | for (i = 0; i < BITS_TO_LONGS(SND_CNT); i++) |
| 1230 | r |= hidinput->input->sndbit[i]; |
| 1231 | |
| 1232 | for (i = 0; i < BITS_TO_LONGS(FF_CNT); i++) |
| 1233 | r |= hidinput->input->ffbit[i]; |
| 1234 | |
| 1235 | for (i = 0; i < BITS_TO_LONGS(SW_CNT); i++) |
| 1236 | r |= hidinput->input->swbit[i]; |
| 1237 | |
| 1238 | return !!r; |
| 1239 | } |
| 1240 | |
| 1241 | static void hidinput_cleanup_hidinput(struct hid_device *hid, |
| 1242 | struct hid_input *hidinput) |
| 1243 | { |
| 1244 | struct hid_report *report; |
| 1245 | int i, k; |
| 1246 | |
| 1247 | list_del(&hidinput->list); |
| 1248 | input_free_device(hidinput->input); |
| 1249 | |
| 1250 | for (k = HID_INPUT_REPORT; k <= HID_OUTPUT_REPORT; k++) { |
| 1251 | if (k == HID_OUTPUT_REPORT && |
| 1252 | hid->quirks & HID_QUIRK_SKIP_OUTPUT_REPORTS) |
| 1253 | continue; |
| 1254 | |
| 1255 | list_for_each_entry(report, &hid->report_enum[k].report_list, |
| 1256 | list) { |
| 1257 | |
| 1258 | for (i = 0; i < report->maxfield; i++) |
| 1259 | if (report->field[i]->hidinput == hidinput) |
| 1260 | report->field[i]->hidinput = NULL; |
| 1261 | } |
| 1262 | } |
| 1263 | |
| 1264 | kfree(hidinput); |
| 1265 | } |
| 1266 | |
Jiri Kosina | dde5845 | 2006-12-08 18:40:44 +0100 | [diff] [blame] | 1267 | /* |
| 1268 | * Register the input device; print a message. |
| 1269 | * Configure the input layer interface |
| 1270 | * Read all reports and initialize the absolute field values. |
| 1271 | */ |
| 1272 | |
Jiri Slaby | 93c1013 | 2008-06-27 00:04:24 +0200 | [diff] [blame] | 1273 | int hidinput_connect(struct hid_device *hid, unsigned int force) |
Jiri Kosina | dde5845 | 2006-12-08 18:40:44 +0100 | [diff] [blame] | 1274 | { |
Henrik Rydberg | 9ebf3d7 | 2012-07-30 13:28:18 +0200 | [diff] [blame] | 1275 | struct hid_driver *drv = hid->driver; |
Jiri Kosina | dde5845 | 2006-12-08 18:40:44 +0100 | [diff] [blame] | 1276 | struct hid_report *report; |
| 1277 | struct hid_input *hidinput = NULL; |
Jiri Kosina | dde5845 | 2006-12-08 18:40:44 +0100 | [diff] [blame] | 1278 | int i, j, k; |
| 1279 | |
| 1280 | INIT_LIST_HEAD(&hid->inputs); |
| 1281 | |
Jiri Slaby | 93c1013 | 2008-06-27 00:04:24 +0200 | [diff] [blame] | 1282 | if (!force) { |
| 1283 | for (i = 0; i < hid->maxcollection; i++) { |
| 1284 | struct hid_collection *col = &hid->collection[i]; |
| 1285 | if (col->type == HID_COLLECTION_APPLICATION || |
| 1286 | col->type == HID_COLLECTION_PHYSICAL) |
| 1287 | if (IS_INPUT_APPLICATION(col->usage)) |
| 1288 | break; |
| 1289 | } |
Jiri Kosina | dde5845 | 2006-12-08 18:40:44 +0100 | [diff] [blame] | 1290 | |
Jiri Slaby | 93c1013 | 2008-06-27 00:04:24 +0200 | [diff] [blame] | 1291 | if (i == hid->maxcollection) |
| 1292 | return -1; |
| 1293 | } |
Jiri Kosina | dde5845 | 2006-12-08 18:40:44 +0100 | [diff] [blame] | 1294 | |
Henrik Rydberg | f635bd1 | 2011-02-24 19:30:59 +0100 | [diff] [blame] | 1295 | report_features(hid); |
| 1296 | |
| 1297 | for (k = HID_INPUT_REPORT; k <= HID_OUTPUT_REPORT; k++) { |
Benjamin Tissoires | 0d2689c | 2011-01-07 23:44:32 +0100 | [diff] [blame] | 1298 | if (k == HID_OUTPUT_REPORT && |
| 1299 | hid->quirks & HID_QUIRK_SKIP_OUTPUT_REPORTS) |
| 1300 | continue; |
Anssi Hannula | 5556fea | 2007-01-11 16:51:17 +0200 | [diff] [blame] | 1301 | |
Jiri Kosina | dde5845 | 2006-12-08 18:40:44 +0100 | [diff] [blame] | 1302 | list_for_each_entry(report, &hid->report_enum[k].report_list, list) { |
| 1303 | |
| 1304 | if (!report->maxfield) |
| 1305 | continue; |
| 1306 | |
| 1307 | if (!hidinput) { |
Benjamin Tissoires | ae751fa | 2012-11-23 16:31:24 +0100 | [diff] [blame] | 1308 | hidinput = hidinput_allocate(hid); |
| 1309 | if (!hidinput) |
Dirk Hohndel | 368d290 | 2007-10-30 13:02:44 +0100 | [diff] [blame] | 1310 | goto out_unwind; |
Jiri Kosina | dde5845 | 2006-12-08 18:40:44 +0100 | [diff] [blame] | 1311 | } |
| 1312 | |
| 1313 | for (i = 0; i < report->maxfield; i++) |
| 1314 | for (j = 0; j < report->field[i]->maxusage; j++) |
| 1315 | hidinput_configure_usage(hidinput, report->field[i], |
| 1316 | report->field[i]->usage + j); |
| 1317 | |
Benjamin Tissoires | 4f22dec | 2013-03-22 18:38:28 +0100 | [diff] [blame] | 1318 | if ((hid->quirks & HID_QUIRK_NO_EMPTY_INPUT) && |
| 1319 | !hidinput_has_been_populated(hidinput)) |
| 1320 | continue; |
| 1321 | |
Jiri Kosina | dde5845 | 2006-12-08 18:40:44 +0100 | [diff] [blame] | 1322 | if (hid->quirks & HID_QUIRK_MULTI_INPUT) { |
| 1323 | /* This will leave hidinput NULL, so that it |
| 1324 | * allocates another one if we have more inputs on |
| 1325 | * the same interface. Some devices (e.g. Happ's |
| 1326 | * UGCI) cram a lot of unrelated inputs into the |
| 1327 | * same interface. */ |
| 1328 | hidinput->report = report; |
Henrik Rydberg | 9ebf3d7 | 2012-07-30 13:28:18 +0200 | [diff] [blame] | 1329 | if (drv->input_configured) |
| 1330 | drv->input_configured(hid, hidinput); |
Dirk Hohndel | 368d290 | 2007-10-30 13:02:44 +0100 | [diff] [blame] | 1331 | if (input_register_device(hidinput->input)) |
| 1332 | goto out_cleanup; |
Jiri Kosina | dde5845 | 2006-12-08 18:40:44 +0100 | [diff] [blame] | 1333 | hidinput = NULL; |
| 1334 | } |
| 1335 | } |
Benjamin Tissoires | 0d2689c | 2011-01-07 23:44:32 +0100 | [diff] [blame] | 1336 | } |
Jiri Kosina | dde5845 | 2006-12-08 18:40:44 +0100 | [diff] [blame] | 1337 | |
Benjamin Tissoires | 4f22dec | 2013-03-22 18:38:28 +0100 | [diff] [blame] | 1338 | if (hidinput && (hid->quirks & HID_QUIRK_NO_EMPTY_INPUT) && |
| 1339 | !hidinput_has_been_populated(hidinput)) { |
| 1340 | /* no need to register an input device not populated */ |
| 1341 | hidinput_cleanup_hidinput(hid, hidinput); |
| 1342 | hidinput = NULL; |
| 1343 | } |
| 1344 | |
| 1345 | if (list_empty(&hid->inputs)) { |
| 1346 | hid_err(hid, "No inputs registered, leaving\n"); |
| 1347 | goto out_unwind; |
| 1348 | } |
| 1349 | |
Henrik Rydberg | 9ebf3d7 | 2012-07-30 13:28:18 +0200 | [diff] [blame] | 1350 | if (hidinput) { |
| 1351 | if (drv->input_configured) |
| 1352 | drv->input_configured(hid, hidinput); |
| 1353 | if (input_register_device(hidinput->input)) |
| 1354 | goto out_cleanup; |
| 1355 | } |
Jiri Kosina | dde5845 | 2006-12-08 18:40:44 +0100 | [diff] [blame] | 1356 | |
| 1357 | return 0; |
Dirk Hohndel | 368d290 | 2007-10-30 13:02:44 +0100 | [diff] [blame] | 1358 | |
| 1359 | out_cleanup: |
Benjamin Tissoires | d923630 | 2011-02-15 15:41:10 +0100 | [diff] [blame] | 1360 | list_del(&hidinput->list); |
Dirk Hohndel | 368d290 | 2007-10-30 13:02:44 +0100 | [diff] [blame] | 1361 | input_free_device(hidinput->input); |
| 1362 | kfree(hidinput); |
| 1363 | out_unwind: |
| 1364 | /* unwind the ones we already registered */ |
| 1365 | hidinput_disconnect(hid); |
| 1366 | |
| 1367 | return -1; |
Jiri Kosina | dde5845 | 2006-12-08 18:40:44 +0100 | [diff] [blame] | 1368 | } |
Jiri Kosina | 229695e | 2006-12-08 18:40:53 +0100 | [diff] [blame] | 1369 | EXPORT_SYMBOL_GPL(hidinput_connect); |
Jiri Kosina | dde5845 | 2006-12-08 18:40:44 +0100 | [diff] [blame] | 1370 | |
| 1371 | void hidinput_disconnect(struct hid_device *hid) |
| 1372 | { |
| 1373 | struct hid_input *hidinput, *next; |
| 1374 | |
Jeremy Fitzhardinge | 4f5ca83 | 2011-11-23 00:49:14 -0800 | [diff] [blame] | 1375 | hidinput_cleanup_battery(hid); |
| 1376 | |
Jiri Kosina | dde5845 | 2006-12-08 18:40:44 +0100 | [diff] [blame] | 1377 | list_for_each_entry_safe(hidinput, next, &hid->inputs, list) { |
| 1378 | list_del(&hidinput->list); |
| 1379 | input_unregister_device(hidinput->input); |
| 1380 | kfree(hidinput); |
| 1381 | } |
| 1382 | } |
Jiri Kosina | 229695e | 2006-12-08 18:40:53 +0100 | [diff] [blame] | 1383 | EXPORT_SYMBOL_GPL(hidinput_disconnect); |
| 1384 | |