Matthew Mirvish
Benjamin Berg
parent
f6e80456d9
commit
019a294ec4
4 changed files with 2052 additions and 1 deletions
1696
libfprint/drivers/elanspi.c
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1696
libfprint/drivers/elanspi.c
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351
libfprint/drivers/elanspi.h
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351
libfprint/drivers/elanspi.h
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/*
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* Elan SPI driver for libfprint
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*
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* Copyright (C) 2021 Matthew Mirvish <matthew@mm12.xyz>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#pragma once
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#include <config.h>
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#ifndef HAVE_UDEV
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#error "elanspi requires udev"
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#endif
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#include <fp-device.h>
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#include <fpi-device.h>
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#define ELANSPI_TP_PID 0x04f3
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/* Sensor ID information copied from the windows driver */
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struct elanspi_sensor_entry
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{
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unsigned char sensor_id, height, width, ic_version;
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gboolean is_otp_model;
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const gchar * name;
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};
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static const struct elanspi_sensor_entry elanspi_sensor_table[] = {
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{0x0, 0x78, 0x78, 0x0, 0x0, "eFSA120S"},
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{0x1, 0x78, 0x78, 0x1, 0x1, "eFSA120SA"},
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{0x2, 0xA0, 0xA0, 0x0, 0x0, "eFSA160S"},
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{0x3, 0xd0, 0x50, 0x0, 0x0, "eFSA820R"},
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{0x4, 0xC0, 0x38, 0x0, 0x0, "eFSA519R"},
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{0x5, 0x60, 0x60, 0x0, 0x0, "eFSA96S"},
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{0x6, 0x60, 0x60, 0x1, 0x1, "eFSA96SA"},
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{0x7, 0x60, 0x60, 0x2, 0x1, "eFSA96SB"},
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{0x8, 0xa0, 0x50, 0x1, 0x1, "eFSA816RA"},
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{0x9, 0x90, 0x40, 0x1, 0x1, "eFSA614RA"},
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{0xA, 0x90, 0x40, 0x2, 0x1, "eFSA614RB"},
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{0xB, 0x40, 0x58, 0x1, 0x1, "eFSA688RA"},
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{0xC, 0x50, 0x50, 0x1, 0x0, "eFSA80SA"},
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{0xD, 0x47, 0x80, 0x1, 0x1, "eFSA712RA"},
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{0xE, 0x50, 0x50, 0x2, 0x0, "eFSA80SC"},
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{0, 0, 0, 0, 0, NULL}
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};
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struct elanspi_reg_entry
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{
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unsigned char addr, value;
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/* terminates with 0xFF, 0xFF since register 0x0 is valid */
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};
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struct elanspi_regtable
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{
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const struct elanspi_reg_entry *other;
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struct
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{
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unsigned char sid;
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const struct elanspi_reg_entry *table;
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} entries[];
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};
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static const struct elanspi_reg_entry elanspi_calibration_table_default[] = {
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{0x05, 0x60},
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{0x06, 0xc0},
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{0x07, 0x80},
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{0x08, 0x04},
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{0x0a, 0x97},
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{0x0b, 0x72},
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{0x0c, 0x69},
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{0x0f, 0x2a},
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{0x11, 0x2a},
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{0x13, 0x27},
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{0x15, 0x67},
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{0x18, 0x04},
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{0x21, 0x20},
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{0x22, 0x36},
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{0x2a, 0x5f},
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{0x2b, 0xc0},
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{0x2e, 0xff},
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{0xff, 0xff}
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};
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static const struct elanspi_reg_entry elanspi_calibration_table_id567[] = {
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{0x2A, 0x07},
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{0x5, 0x60},
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{0x6, 0xC0},
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{0x7, 0x80},
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{0x8, 0x04},
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{0xA, 0x97},
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{0xB, 0x72},
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{0xC, 0x69},
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{0xF, 0x2A},
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{0x11, 0x2A},
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{0x13, 0x27},
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{0x15, 0x67},
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{0x18, 0x04},
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{0x21, 0x20},
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{0x22, 0x36},
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{0x2A, 0x5F},
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{0x2B, 0xC0},
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{0x2E, 0xFF},
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{0xff, 0xff}
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};
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static const struct elanspi_reg_entry elanspi_calibration_table_id0[] = {
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{0x5, 0x60},
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{0x6, 0xC0},
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{0x8, 0x04},
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{0xA, 0x97},
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{0xB, 0x72},
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{0xC, 0x69},
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{0xF, 0x2B},
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{0x11, 0x2B},
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{0x13, 0x28},
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{0x15, 0x28},
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{0x18, 0x04},
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{0x21, 0x20},
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{0x2A, 0x4B},
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{0xff, 0xff}
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};
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// old style sensor calibration, with only one page of registers
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static const struct elanspi_regtable elanspi_calibration_table_old = {
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.other = elanspi_calibration_table_default,
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.entries = {
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{ .sid = 0x0, .table = elanspi_calibration_table_id0 },
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{ .sid = 0x5, .table = elanspi_calibration_table_id567 },
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{ .sid = 0x6, .table = elanspi_calibration_table_id567 },
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{ .sid = 0x7, .table = elanspi_calibration_table_id567 },
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{ .sid = 0x0, .table = NULL }
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}
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};
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// new style sensor calibration, with two pages of registers
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static const struct elanspi_reg_entry elanspi_calibration_table_page0_id14[] = {
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{0x00, 0x5a},
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{0x01, 0x00},
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{0x02, 0x4f},
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{0x03, 0x00},
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{0x04, 0x4f},
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{0x05, 0xa0},
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{0x06, 0x00},
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{0x07, 0x00},
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{0x08, 0x00},
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{0x09, 0x04},
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{0x0a, 0x74},
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{0x0b, 0x05},
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{0x0c, 0x08},
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{0x0d, 0x00},
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{0x0e, 0x00},
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{0x0f, 0x14},
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{0x10, 0x3c},
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{0x11, 0x41},
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{0x12, 0x0c},
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{0x13, 0x00},
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{0x14, 0x00},
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{0x15, 0x04},
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{0x16, 0x02},
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{0x17, 0x00},
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{0x18, 0x01},
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{0x19, 0xf4},
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{0x1a, 0x00},
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{0x1b, 0x00},
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{0x1c, 0x00},
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{0x1d, 0x00},
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{0x1e, 0x00},
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{0x1f, 0x00},
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{0x20, 0x00},
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{0x21, 0x80},
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{0x22, 0x06},
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{0x23, 0x00},
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{0x24, 0x00},
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{0x25, 0x00},
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{0x26, 0x00},
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{0x27, 0x00},
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{0x28, 0x00},
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{0x29, 0x04},
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{0x2a, 0x5f},
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{0x2b, 0xe2},
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{0x2c, 0xa0},
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{0x2d, 0x00},
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{0x2e, 0xff},
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{0x2f, 0x40},
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{0x30, 0x01},
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{0x31, 0x38},
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{0x32, 0x00},
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{0x33, 0x00},
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{0x34, 0x00},
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{0x35, 0x1f},
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{0x36, 0xff},
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{0x37, 0x00},
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{0x38, 0x00},
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{0x39, 0x00},
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{0x3a, 0x00},
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{0xff, 0xff}
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};
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static const struct elanspi_reg_entry elanspi_calibration_table_page1_id14[] = {
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{0x00, 0x7b},
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{0x01, 0x7f},
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{0x02, 0x77},
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{0x03, 0xd4},
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{0x04, 0x7d},
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{0x05, 0x19},
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{0x06, 0x80},
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{0x07, 0x40},
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{0x08, 0x11},
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{0x09, 0x00},
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{0x0a, 0x00},
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{0x0b, 0x14},
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{0x0c, 0x00},
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{0x0d, 0x00},
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{0x0e, 0x32},
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{0x0f, 0x02},
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{0x10, 0x08},
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{0x11, 0x6c},
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{0x12, 0x00},
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{0x13, 0x00},
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{0x14, 0x32},
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{0x15, 0x01},
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{0x16, 0x16},
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{0x17, 0x01},
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{0x18, 0x14},
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{0x19, 0x01},
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{0x1a, 0x16},
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{0x1b, 0x01},
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{0x1c, 0x17},
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{0x1d, 0x01},
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{0x1e, 0x0a},
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{0x1f, 0x01},
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{0x20, 0x0a},
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{0x21, 0x02},
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{0x22, 0x08},
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{0x23, 0x29},
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{0x24, 0x00},
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{0x25, 0x0c},
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{0x26, 0x1a},
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{0x27, 0x30},
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{0x28, 0x1a},
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{0x29, 0x30},
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{0x2a, 0x00},
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{0x2b, 0x00},
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{0x2c, 0x01},
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{0x2d, 0x16},
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{0x2e, 0x01},
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{0x2f, 0x17},
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{0x30, 0x03},
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{0x31, 0x2d},
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{0x32, 0x03},
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{0x33, 0x2d},
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{0x34, 0x14},
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{0x35, 0x00},
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{0x36, 0x00},
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{0x37, 0x00},
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{0x38, 0x00},
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{0x39, 0x03},
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{0x3a, 0xfe},
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{0x3b, 0x00},
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{0x3c, 0x00},
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{0x3d, 0x02},
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{0x3e, 0x00},
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{0x3f, 0x00},
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{0xff, 0xff}
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};
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static const struct elanspi_regtable elanspi_calibration_table_new_page0 = {
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.other = NULL,
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.entries = {
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{ .sid = 0xe, .table = elanspi_calibration_table_page0_id14 },
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{ .sid = 0x0, .table = NULL }
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}
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};
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static const struct elanspi_regtable elanspi_calibration_table_new_page1 = {
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.other = NULL,
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.entries = {
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{ .sid = 0xe, .table = elanspi_calibration_table_page1_id14 },
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{ .sid = 0x0, .table = NULL }
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}
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};
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#define ELANSPI_NO_ROTATE 0
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#define ELANSPI_90LEFT_ROTATE 1
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#define ELANSPI_180_ROTATE 2
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#define ELANSPI_90RIGHT_ROTATE 3
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#define ELANSPI_HV_FLIPPED 1
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#define ELANSPI_UDEV_TYPES FPI_DEVICE_UDEV_SUBTYPE_SPIDEV | FPI_DEVICE_UDEV_SUBTYPE_HIDRAW
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#define ELANSPI_TP_VID 0x04f3
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// using checkargs ACPI:HIDPID
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static const FpIdEntry elanspi_id_table[] = {
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{.udev_types = ELANSPI_UDEV_TYPES, .spi_acpi_id = "ELAN7001", .hid_id = {.vid = ELANSPI_TP_VID, .pid = 0x3057}, .driver_data = ELANSPI_180_ROTATE},
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{.udev_types = ELANSPI_UDEV_TYPES, .spi_acpi_id = "ELAN7001", .hid_id = {.vid = ELANSPI_TP_VID, .pid = 0x3087}, .driver_data = ELANSPI_180_ROTATE},
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{.udev_types = ELANSPI_UDEV_TYPES, .spi_acpi_id = "ELAN7001", .hid_id = {.vid = ELANSPI_TP_VID, .pid = 0x30c6}, .driver_data = ELANSPI_180_ROTATE},
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{.udev_types = ELANSPI_UDEV_TYPES, .spi_acpi_id = "ELAN70A1", .hid_id = {.vid = ELANSPI_TP_VID, .pid = 0x3134}, .driver_data = ELANSPI_90LEFT_ROTATE},
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{.udev_types = ELANSPI_UDEV_TYPES, .spi_acpi_id = "ELAN7001", .hid_id = {.vid = ELANSPI_TP_VID, .pid = 0x3148}, .driver_data = ELANSPI_180_ROTATE},
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{.udev_types = ELANSPI_UDEV_TYPES, .spi_acpi_id = "ELAN7001", .hid_id = {.vid = ELANSPI_TP_VID, .pid = 0x30b2}, .driver_data = ELANSPI_NO_ROTATE},
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{.udev_types = ELANSPI_UDEV_TYPES, .spi_acpi_id = "ELAN70A1", .hid_id = {.vid = ELANSPI_TP_VID, .pid = 0x30b2}, .driver_data = ELANSPI_NO_ROTATE},
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{.udev_types = ELANSPI_UDEV_TYPES, .spi_acpi_id = "ELAN7001", .hid_id = {.vid = ELANSPI_TP_VID, .pid = 0x309f}, .driver_data = ELANSPI_180_ROTATE},
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{.udev_types = 0}
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};
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#define ELANSPI_MAX_OLD_STAGE1_CALIBRATION_MEAN 1000
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#define ELANSPI_MIN_OLD_STAGE2_CALBIRATION_MEAN 3000
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#define ELANSPI_MAX_OLD_STAGE2_CALBIRATION_MEAN 8000
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#define ELANSPI_HV_CALIBRATION_TARGET_MEAN 3000
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#define ELANSPI_MIN_EMPTY_INVALID_PERCENT 6
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#define ELANSPI_MAX_REAL_INVALID_PERCENT 3
|
||||||
|
|
||||||
|
#define ELANSPI_MIN_REAL_STDDEV (592 * 592)
|
||||||
|
#define ELANSPI_MAX_EMPTY_STDDEV (350 * 350)
|
||||||
|
|
||||||
|
#define ELANSPI_MIN_FRAMES_DEBOUNCE 2
|
||||||
|
|
||||||
|
#define ELANSPI_SWIPE_FRAMES_DISCARD 1
|
||||||
|
#define ELANSPI_MIN_FRAMES_SWIPE (7 + ELANSPI_SWIPE_FRAMES_DISCARD)
|
||||||
|
#define ELANSPI_MAX_FRAMES_SWIPE (20 + ELANSPI_SWIPE_FRAMES_DISCARD)
|
||||||
|
|
||||||
|
#define ELANSPI_MAX_FRAME_HEIGHT 43
|
||||||
|
#define ELANSPI_MIN_FRAME_TO_FRAME_DIFF (250 * 250)
|
||||||
|
|
||||||
|
#define ELANSPI_HV_SENSOR_FRAME_DELAY 23
|
||||||
|
|
||||||
|
#define ELANSPI_OTP_TIMEOUT_USEC (12 * 1000)
|
||||||
|
|
||||||
|
#define ELANSPI_OLD_CAPTURE_TIMEOUT_USEC (100 * 1000)
|
||||||
|
#define ELANSPI_HV_CAPTURE_TIMEOUT_USEC (50 * 1000)
|
||||||
|
|
@ -157,6 +157,9 @@ foreach driver: drivers
|
||||||
if driver == 'elan'
|
if driver == 'elan'
|
||||||
drivers_sources += [ 'drivers/elan.c' ]
|
drivers_sources += [ 'drivers/elan.c' ]
|
||||||
endif
|
endif
|
||||||
|
if driver == 'elanspi'
|
||||||
|
drivers_sources += [ 'drivers/elanspi.c' ]
|
||||||
|
endif
|
||||||
if driver == 'virtual_image'
|
if driver == 'virtual_image'
|
||||||
drivers_sources += [ 'drivers/virtual-image.c' ]
|
drivers_sources += [ 'drivers/virtual-image.c' ]
|
||||||
endif
|
endif
|
||||||
|
|
|
||||||
|
|
@ -99,6 +99,7 @@ virtual_drivers = [
|
||||||
]
|
]
|
||||||
|
|
||||||
udev_drivers = [
|
udev_drivers = [
|
||||||
|
'elanspi'
|
||||||
]
|
]
|
||||||
|
|
||||||
default_drivers = [
|
default_drivers = [
|
||||||
|
|
@ -174,7 +175,7 @@ foreach driver: drivers
|
||||||
error('NSS is required for the URU4000/URU4500 driver')
|
error('NSS is required for the URU4000/URU4500 driver')
|
||||||
endif
|
endif
|
||||||
endif
|
endif
|
||||||
if driver == 'aes3500' or driver == 'aes4000'
|
if driver == 'aes3500' or driver == 'aes4000' or driver == 'elanspi'
|
||||||
imaging_dep = dependency('pixman-1', required: false)
|
imaging_dep = dependency('pixman-1', required: false)
|
||||||
if not imaging_dep.found()
|
if not imaging_dep.found()
|
||||||
error('pixman is required for imaging support')
|
error('pixman is required for imaging support')
|
||||||
|
|
|
||||||
Loading…
Reference in a new issue