| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Julian Sax | 1730 | 93.92% | 2 | 33.33% |
| Hans de Goede | 73 | 3.96% | 2 | 33.33% |
| Kai-Heng Feng | 36 | 1.95% | 1 | 16.67% |
| Linus Torvalds | 3 | 0.16% | 1 | 16.67% |
| Total | 1842 | 6 |
// 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 }, { /* * There are at least 2 Primebook C11B versions, the older * version has a product-name of "Primebook C11B", and a * bios version / release / firmware revision of: * V2.1.2 / 05/03/2018 / 18.2 * The new version has "PRIMEBOOK C11B" as product-name and a * bios version / release / firmware revision of: * CFALKSW05_BIOS_V1.1.2 / 11/19/2018 / 19.2 * Only the older version needs this quirk, note the newer * version will not match as it has a different product-name. */ .ident = "Trekstor Primebook C11B", .matches = { DMI_EXACT_MATCH(DMI_SYS_VENDOR, "TREKSTOR"), DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Primebook C11B"), }, .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 }, { .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 }, { .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 }, { .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 }, { .ident = "iBall Aer3", .matches = { DMI_EXACT_MATCH(DMI_SYS_VENDOR, "iBall"), DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Aer3"), }, .driver_data = (void *)&sipodev_desc }, { } /* Terminate list */ }; 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; }
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