i2c-hid-dmi-quirks.c 21.3 KB
Newer Older
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332
// SPDX-License-Identifier: GPL-2.0+

/*
 * Quirks for I2C-HID devices that do not supply proper descriptors
 *
 * Copyright (c) 2018 Julian Sax <jsbc@gmx.de>
 *
 */

#include <linux/types.h>
#include <linux/dmi.h>
#include <linux/mod_devicetable.h>

#include "i2c-hid.h"


struct i2c_hid_desc_override {
	union {
		struct i2c_hid_desc *i2c_hid_desc;
		uint8_t             *i2c_hid_desc_buffer;
	};
	uint8_t              *hid_report_desc;
	unsigned int          hid_report_desc_size;
	uint8_t              *i2c_name;
};


/*
 * descriptors for the SIPODEV SP1064 touchpad
 *
 * This device does not supply any descriptors and on windows a filter
 * driver operates between the i2c-hid layer and the device and injects
 * these descriptors when the device is prompted. The descriptors were
 * extracted by listening to the i2c-hid traffic that occurs between the
 * windows filter driver and the windows i2c-hid driver.
 */

static const struct i2c_hid_desc_override sipodev_desc = {
	.i2c_hid_desc_buffer = (uint8_t [])
	{0x1e, 0x00,                  /* Length of descriptor                 */
	 0x00, 0x01,                  /* Version of descriptor                */
	 0xdb, 0x01,                  /* Length of report descriptor          */
	 0x21, 0x00,                  /* Location of report descriptor        */
	 0x24, 0x00,                  /* Location of input report             */
	 0x1b, 0x00,                  /* Max input report length              */
	 0x25, 0x00,                  /* Location of output report            */
	 0x11, 0x00,                  /* Max output report length             */
	 0x22, 0x00,                  /* Location of command register         */
	 0x23, 0x00,                  /* Location of data register            */
	 0x11, 0x09,                  /* Vendor ID                            */
	 0x88, 0x52,                  /* Product ID                           */
	 0x06, 0x00,                  /* Version ID                           */
	 0x00, 0x00, 0x00, 0x00       /* Reserved                             */
	},

	.hid_report_desc = (uint8_t [])
	{0x05, 0x01,                  /* Usage Page (Desktop),                */
	 0x09, 0x02,                  /* Usage (Mouse),                       */
	 0xA1, 0x01,                  /* Collection (Application),            */
	 0x85, 0x01,                  /*     Report ID (1),                   */
	 0x09, 0x01,                  /*     Usage (Pointer),                 */
	 0xA1, 0x00,                  /*     Collection (Physical),           */
	 0x05, 0x09,                  /*         Usage Page (Button),         */
	 0x19, 0x01,                  /*         Usage Minimum (01h),         */
	 0x29, 0x02,                  /*         Usage Maximum (02h),         */
	 0x25, 0x01,                  /*         Logical Maximum (1),         */
	 0x75, 0x01,                  /*         Report Size (1),             */
	 0x95, 0x02,                  /*         Report Count (2),            */
	 0x81, 0x02,                  /*         Input (Variable),            */
	 0x95, 0x06,                  /*         Report Count (6),            */
	 0x81, 0x01,                  /*         Input (Constant),            */
	 0x05, 0x01,                  /*         Usage Page (Desktop),        */
	 0x09, 0x30,                  /*         Usage (X),                   */
	 0x09, 0x31,                  /*         Usage (Y),                   */
	 0x15, 0x81,                  /*         Logical Minimum (-127),      */
	 0x25, 0x7F,                  /*         Logical Maximum (127),       */
	 0x75, 0x08,                  /*         Report Size (8),             */
	 0x95, 0x02,                  /*         Report Count (2),            */
	 0x81, 0x06,                  /*         Input (Variable, Relative),  */
	 0xC0,                        /*     End Collection,                  */
	 0xC0,                        /* End Collection,                      */
	 0x05, 0x0D,                  /* Usage Page (Digitizer),              */
	 0x09, 0x05,                  /* Usage (Touchpad),                    */
	 0xA1, 0x01,                  /* Collection (Application),            */
	 0x85, 0x04,                  /*     Report ID (4),                   */
	 0x05, 0x0D,                  /*     Usage Page (Digitizer),          */
	 0x09, 0x22,                  /*     Usage (Finger),                  */
	 0xA1, 0x02,                  /*     Collection (Logical),            */
	 0x15, 0x00,                  /*         Logical Minimum (0),         */
	 0x25, 0x01,                  /*         Logical Maximum (1),         */
	 0x09, 0x47,                  /*         Usage (Touch Valid),         */
	 0x09, 0x42,                  /*         Usage (Tip Switch),          */
	 0x95, 0x02,                  /*         Report Count (2),            */
	 0x75, 0x01,                  /*         Report Size (1),             */
	 0x81, 0x02,                  /*         Input (Variable),            */
	 0x95, 0x01,                  /*         Report Count (1),            */
	 0x75, 0x03,                  /*         Report Size (3),             */
	 0x25, 0x05,                  /*         Logical Maximum (5),         */
	 0x09, 0x51,                  /*         Usage (Contact Identifier),  */
	 0x81, 0x02,                  /*         Input (Variable),            */
	 0x75, 0x01,                  /*         Report Size (1),             */
	 0x95, 0x03,                  /*         Report Count (3),            */
	 0x81, 0x03,                  /*         Input (Constant, Variable),  */
	 0x05, 0x01,                  /*         Usage Page (Desktop),        */
	 0x26, 0x44, 0x0A,            /*         Logical Maximum (2628),      */
	 0x75, 0x10,                  /*         Report Size (16),            */
	 0x55, 0x0E,                  /*         Unit Exponent (14),          */
	 0x65, 0x11,                  /*         Unit (Centimeter),           */
	 0x09, 0x30,                  /*         Usage (X),                   */
	 0x46, 0x1A, 0x04,            /*         Physical Maximum (1050),     */
	 0x95, 0x01,                  /*         Report Count (1),            */
	 0x81, 0x02,                  /*         Input (Variable),            */
	 0x46, 0xBC, 0x02,            /*         Physical Maximum (700),      */
	 0x26, 0x34, 0x05,            /*         Logical Maximum (1332),      */
	 0x09, 0x31,                  /*         Usage (Y),                   */
	 0x81, 0x02,                  /*         Input (Variable),            */
	 0xC0,                        /*     End Collection,                  */
	 0x05, 0x0D,                  /*     Usage Page (Digitizer),          */
	 0x09, 0x22,                  /*     Usage (Finger),                  */
	 0xA1, 0x02,                  /*     Collection (Logical),            */
	 0x25, 0x01,                  /*         Logical Maximum (1),         */
	 0x09, 0x47,                  /*         Usage (Touch Valid),         */
	 0x09, 0x42,                  /*         Usage (Tip Switch),          */
	 0x95, 0x02,                  /*         Report Count (2),            */
	 0x75, 0x01,                  /*         Report Size (1),             */
	 0x81, 0x02,                  /*         Input (Variable),            */
	 0x95, 0x01,                  /*         Report Count (1),            */
	 0x75, 0x03,                  /*         Report Size (3),             */
	 0x25, 0x05,                  /*         Logical Maximum (5),         */
	 0x09, 0x51,                  /*         Usage (Contact Identifier),  */
	 0x81, 0x02,                  /*         Input (Variable),            */
	 0x75, 0x01,                  /*         Report Size (1),             */
	 0x95, 0x03,                  /*         Report Count (3),            */
	 0x81, 0x03,                  /*         Input (Constant, Variable),  */
	 0x05, 0x01,                  /*         Usage Page (Desktop),        */
	 0x26, 0x44, 0x0A,            /*         Logical Maximum (2628),      */
	 0x75, 0x10,                  /*         Report Size (16),            */
	 0x09, 0x30,                  /*         Usage (X),                   */
	 0x46, 0x1A, 0x04,            /*         Physical Maximum (1050),     */
	 0x95, 0x01,                  /*         Report Count (1),            */
	 0x81, 0x02,                  /*         Input (Variable),            */
	 0x46, 0xBC, 0x02,            /*         Physical Maximum (700),      */
	 0x26, 0x34, 0x05,            /*         Logical Maximum (1332),      */
	 0x09, 0x31,                  /*         Usage (Y),                   */
	 0x81, 0x02,                  /*         Input (Variable),            */
	 0xC0,                        /*     End Collection,                  */
	 0x05, 0x0D,                  /*     Usage Page (Digitizer),          */
	 0x09, 0x22,                  /*     Usage (Finger),                  */
	 0xA1, 0x02,                  /*     Collection (Logical),            */
	 0x25, 0x01,                  /*         Logical Maximum (1),         */
	 0x09, 0x47,                  /*         Usage (Touch Valid),         */
	 0x09, 0x42,                  /*         Usage (Tip Switch),          */
	 0x95, 0x02,                  /*         Report Count (2),            */
	 0x75, 0x01,                  /*         Report Size (1),             */
	 0x81, 0x02,                  /*         Input (Variable),            */
	 0x95, 0x01,                  /*         Report Count (1),            */
	 0x75, 0x03,                  /*         Report Size (3),             */
	 0x25, 0x05,                  /*         Logical Maximum (5),         */
	 0x09, 0x51,                  /*         Usage (Contact Identifier),  */
	 0x81, 0x02,                  /*         Input (Variable),            */
	 0x75, 0x01,                  /*         Report Size (1),             */
	 0x95, 0x03,                  /*         Report Count (3),            */
	 0x81, 0x03,                  /*         Input (Constant, Variable),  */
	 0x05, 0x01,                  /*         Usage Page (Desktop),        */
	 0x26, 0x44, 0x0A,            /*         Logical Maximum (2628),      */
	 0x75, 0x10,                  /*         Report Size (16),            */
	 0x09, 0x30,                  /*         Usage (X),                   */
	 0x46, 0x1A, 0x04,            /*         Physical Maximum (1050),     */
	 0x95, 0x01,                  /*         Report Count (1),            */
	 0x81, 0x02,                  /*         Input (Variable),            */
	 0x46, 0xBC, 0x02,            /*         Physical Maximum (700),      */
	 0x26, 0x34, 0x05,            /*         Logical Maximum (1332),      */
	 0x09, 0x31,                  /*         Usage (Y),                   */
	 0x81, 0x02,                  /*         Input (Variable),            */
	 0xC0,                        /*     End Collection,                  */
	 0x05, 0x0D,                  /*     Usage Page (Digitizer),          */
	 0x09, 0x22,                  /*     Usage (Finger),                  */
	 0xA1, 0x02,                  /*     Collection (Logical),            */
	 0x25, 0x01,                  /*         Logical Maximum (1),         */
	 0x09, 0x47,                  /*         Usage (Touch Valid),         */
	 0x09, 0x42,                  /*         Usage (Tip Switch),          */
	 0x95, 0x02,                  /*         Report Count (2),            */
	 0x75, 0x01,                  /*         Report Size (1),             */
	 0x81, 0x02,                  /*         Input (Variable),            */
	 0x95, 0x01,                  /*         Report Count (1),            */
	 0x75, 0x03,                  /*         Report Size (3),             */
	 0x25, 0x05,                  /*         Logical Maximum (5),         */
	 0x09, 0x51,                  /*         Usage (Contact Identifier),  */
	 0x81, 0x02,                  /*         Input (Variable),            */
	 0x75, 0x01,                  /*         Report Size (1),             */
	 0x95, 0x03,                  /*         Report Count (3),            */
	 0x81, 0x03,                  /*         Input (Constant, Variable),  */
	 0x05, 0x01,                  /*         Usage Page (Desktop),        */
	 0x26, 0x44, 0x0A,            /*         Logical Maximum (2628),      */
	 0x75, 0x10,                  /*         Report Size (16),            */
	 0x09, 0x30,                  /*         Usage (X),                   */
	 0x46, 0x1A, 0x04,            /*         Physical Maximum (1050),     */
	 0x95, 0x01,                  /*         Report Count (1),            */
	 0x81, 0x02,                  /*         Input (Variable),            */
	 0x46, 0xBC, 0x02,            /*         Physical Maximum (700),      */
	 0x26, 0x34, 0x05,            /*         Logical Maximum (1332),      */
	 0x09, 0x31,                  /*         Usage (Y),                   */
	 0x81, 0x02,                  /*         Input (Variable),            */
	 0xC0,                        /*     End Collection,                  */
	 0x05, 0x0D,                  /*     Usage Page (Digitizer),          */
	 0x55, 0x0C,                  /*     Unit Exponent (12),              */
	 0x66, 0x01, 0x10,            /*     Unit (Seconds),                  */
	 0x47, 0xFF, 0xFF, 0x00, 0x00,/*     Physical Maximum (65535),        */
	 0x27, 0xFF, 0xFF, 0x00, 0x00,/*     Logical Maximum (65535),         */
	 0x75, 0x10,                  /*     Report Size (16),                */
	 0x95, 0x01,                  /*     Report Count (1),                */
	 0x09, 0x56,                  /*     Usage (Scan Time),               */
	 0x81, 0x02,                  /*     Input (Variable),                */
	 0x09, 0x54,                  /*     Usage (Contact Count),           */
	 0x25, 0x7F,                  /*     Logical Maximum (127),           */
	 0x75, 0x08,                  /*     Report Size (8),                 */
	 0x81, 0x02,                  /*     Input (Variable),                */
	 0x05, 0x09,                  /*     Usage Page (Button),             */
	 0x09, 0x01,                  /*     Usage (01h),                     */
	 0x25, 0x01,                  /*     Logical Maximum (1),             */
	 0x75, 0x01,                  /*     Report Size (1),                 */
	 0x95, 0x01,                  /*     Report Count (1),                */
	 0x81, 0x02,                  /*     Input (Variable),                */
	 0x95, 0x07,                  /*     Report Count (7),                */
	 0x81, 0x03,                  /*     Input (Constant, Variable),      */
	 0x05, 0x0D,                  /*     Usage Page (Digitizer),          */
	 0x85, 0x02,                  /*     Report ID (2),                   */
	 0x09, 0x55,                  /*     Usage (Contact Count Maximum),   */
	 0x09, 0x59,                  /*     Usage (59h),                     */
	 0x75, 0x04,                  /*     Report Size (4),                 */
	 0x95, 0x02,                  /*     Report Count (2),                */
	 0x25, 0x0F,                  /*     Logical Maximum (15),            */
	 0xB1, 0x02,                  /*     Feature (Variable),              */
	 0x05, 0x0D,                  /*     Usage Page (Digitizer),          */
	 0x85, 0x07,                  /*     Report ID (7),                   */
	 0x09, 0x60,                  /*     Usage (60h),                     */
	 0x75, 0x01,                  /*     Report Size (1),                 */
	 0x95, 0x01,                  /*     Report Count (1),                */
	 0x25, 0x01,                  /*     Logical Maximum (1),             */
	 0xB1, 0x02,                  /*     Feature (Variable),              */
	 0x95, 0x07,                  /*     Report Count (7),                */
	 0xB1, 0x03,                  /*     Feature (Constant, Variable),    */
	 0x85, 0x06,                  /*     Report ID (6),                   */
	 0x06, 0x00, 0xFF,            /*     Usage Page (FF00h),              */
	 0x09, 0xC5,                  /*     Usage (C5h),                     */
	 0x26, 0xFF, 0x00,            /*     Logical Maximum (255),           */
	 0x75, 0x08,                  /*     Report Size (8),                 */
	 0x96, 0x00, 0x01,            /*     Report Count (256),              */
	 0xB1, 0x02,                  /*     Feature (Variable),              */
	 0xC0,                        /* End Collection,                      */
	 0x06, 0x00, 0xFF,            /* Usage Page (FF00h),                  */
	 0x09, 0x01,                  /* Usage (01h),                         */
	 0xA1, 0x01,                  /* Collection (Application),            */
	 0x85, 0x0D,                  /*     Report ID (13),                  */
	 0x26, 0xFF, 0x00,            /*     Logical Maximum (255),           */
	 0x19, 0x01,                  /*     Usage Minimum (01h),             */
	 0x29, 0x02,                  /*     Usage Maximum (02h),             */
	 0x75, 0x08,                  /*     Report Size (8),                 */
	 0x95, 0x02,                  /*     Report Count (2),                */
	 0xB1, 0x02,                  /*     Feature (Variable),              */
	 0xC0,                        /* End Collection,                      */
	 0x05, 0x0D,                  /* Usage Page (Digitizer),              */
	 0x09, 0x0E,                  /* Usage (Configuration),               */
	 0xA1, 0x01,                  /* Collection (Application),            */
	 0x85, 0x03,                  /*     Report ID (3),                   */
	 0x09, 0x22,                  /*     Usage (Finger),                  */
	 0xA1, 0x02,                  /*     Collection (Logical),            */
	 0x09, 0x52,                  /*         Usage (Device Mode),         */
	 0x25, 0x0A,                  /*         Logical Maximum (10),        */
	 0x95, 0x01,                  /*         Report Count (1),            */
	 0xB1, 0x02,                  /*         Feature (Variable),          */
	 0xC0,                        /*     End Collection,                  */
	 0x09, 0x22,                  /*     Usage (Finger),                  */
	 0xA1, 0x00,                  /*     Collection (Physical),           */
	 0x85, 0x05,                  /*         Report ID (5),               */
	 0x09, 0x57,                  /*         Usage (57h),                 */
	 0x09, 0x58,                  /*         Usage (58h),                 */
	 0x75, 0x01,                  /*         Report Size (1),             */
	 0x95, 0x02,                  /*         Report Count (2),            */
	 0x25, 0x01,                  /*         Logical Maximum (1),         */
	 0xB1, 0x02,                  /*         Feature (Variable),          */
	 0x95, 0x06,                  /*         Report Count (6),            */
	 0xB1, 0x03,                  /*         Feature (Constant, Variable),*/
	 0xC0,                        /*     End Collection,                  */
	 0xC0                         /* End Collection                       */
	},
	.hid_report_desc_size = 475,
	.i2c_name = "SYNA3602:00"
};


static const struct dmi_system_id i2c_hid_dmi_desc_override_table[] = {
	{
		.ident = "Teclast F6 Pro",
		.matches = {
			DMI_EXACT_MATCH(DMI_SYS_VENDOR, "TECLAST"),
			DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "F6 Pro"),
		},
		.driver_data = (void *)&sipodev_desc
	},
	{
		.ident = "Teclast F7",
		.matches = {
			DMI_EXACT_MATCH(DMI_SYS_VENDOR, "TECLAST"),
			DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "F7"),
		},
		.driver_data = (void *)&sipodev_desc
	},
	{
		.ident = "Trekstor Primebook C13",
		.matches = {
			DMI_EXACT_MATCH(DMI_SYS_VENDOR, "TREKSTOR"),
			DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Primebook C13"),
		},
		.driver_data = (void *)&sipodev_desc
	},
	{
		.ident = "Trekstor Primebook C11",
		.matches = {
			DMI_EXACT_MATCH(DMI_SYS_VENDOR, "TREKSTOR"),
			DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Primebook C11"),
		},
		.driver_data = (void *)&sipodev_desc
	},
	{
		.ident = "Direkt-Tek DTLAPY116-2",
		.matches = {
			DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Direkt-Tek"),
			DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "DTLAPY116-2"),
		},
		.driver_data = (void *)&sipodev_desc
	},
333 334 335 336 337 338 339 340
	{
		.ident = "Direkt-Tek DTLAPY133-1",
		.matches = {
			DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Direkt-Tek"),
			DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "DTLAPY133-1"),
		},
		.driver_data = (void *)&sipodev_desc
	},
341 342 343 344 345 346 347
	{
		.ident = "Mediacom Flexbook Edge 11",
		.matches = {
			DMI_EXACT_MATCH(DMI_SYS_VENDOR, "MEDIACOM"),
			DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "FlexBook edge11 - M-FBE11"),
		},
		.driver_data = (void *)&sipodev_desc
348
	},
349 350 351 352 353 354 355 356
	{
		.ident = "Odys Winbook 13",
		.matches = {
			DMI_EXACT_MATCH(DMI_SYS_VENDOR, "AXDIA International GmbH"),
			DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "WINBOOK 13"),
		},
		.driver_data = (void *)&sipodev_desc
	},
357 358 359 360 361 362 363 364
	{
		.ident = "iBall Aer3",
		.matches = {
			DMI_EXACT_MATCH(DMI_SYS_VENDOR, "iBall"),
			DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Aer3"),
		},
		.driver_data = (void *)&sipodev_desc
	},
365
	{ }	/* Terminate list */
366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401
};


struct i2c_hid_desc *i2c_hid_get_dmi_i2c_hid_desc_override(uint8_t *i2c_name)
{
	struct i2c_hid_desc_override *override;
	const struct dmi_system_id *system_id;

	system_id = dmi_first_match(i2c_hid_dmi_desc_override_table);
	if (!system_id)
		return NULL;

	override = system_id->driver_data;
	if (strcmp(override->i2c_name, i2c_name))
		return NULL;

	return override->i2c_hid_desc;
}

char *i2c_hid_get_dmi_hid_report_desc_override(uint8_t *i2c_name,
					       unsigned int *size)
{
	struct i2c_hid_desc_override *override;
	const struct dmi_system_id *system_id;

	system_id = dmi_first_match(i2c_hid_dmi_desc_override_table);
	if (!system_id)
		return NULL;

	override = system_id->driver_data;
	if (strcmp(override->i2c_name, i2c_name))
		return NULL;

	*size = override->hid_report_desc_size;
	return override->hid_report_desc;
}