cregit-Linux how code gets into the kernel

Release 4.11 drivers/input/serio/i8042-x86ia64io.h

#ifndef _I8042_X86IA64IO_H

#define _I8042_X86IA64IO_H

/*
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 as published by
 * the Free Software Foundation.
 */

#ifdef CONFIG_X86
#include <asm/x86_init.h>
#endif

/*
 * Names.
 */


#define I8042_KBD_PHYS_DESC "isa0060/serio0"

#define I8042_AUX_PHYS_DESC "isa0060/serio1"

#define I8042_MUX_PHYS_DESC "isa0060/serio%d"

/*
 * IRQs.
 */

#if defined(__ia64__)

# define I8042_MAP_IRQ(x)	isa_irq_to_vector((x))
#else

# define I8042_MAP_IRQ(x)	(x)
#endif


#define I8042_KBD_IRQ	i8042_kbd_irq

#define I8042_AUX_IRQ	i8042_aux_irq


static int i8042_kbd_irq;

static int i8042_aux_irq;

/*
 * Register numbers.
 */


#define I8042_COMMAND_REG	i8042_command_reg

#define I8042_STATUS_REG	i8042_command_reg

#define I8042_DATA_REG		i8042_data_reg


static int i8042_command_reg = 0x64;

static int i8042_data_reg = 0x60;



static inline int i8042_read_data(void) { return inb(I8042_DATA_REG); }

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static inline int i8042_read_status(void) { return inb(I8042_STATUS_REG); }

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Björn Helgaas15100.00%1100.00%
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static inline void i8042_write_data(int val) { outb(val, I8042_DATA_REG); }

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Björn Helgaas17100.00%1100.00%
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static inline void i8042_write_command(int val) { outb(val, I8042_COMMAND_REG); }

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Björn Helgaas17100.00%1100.00%
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#ifdef CONFIG_X86 #include <linux/dmi.h> static const struct dmi_system_id __initconst i8042_dmi_noloop_table[] = { { /* * Arima-Rioworks HDAMB - * AUX LOOP command does not raise AUX IRQ */ .matches = { DMI_MATCH(DMI_BOARD_VENDOR, "RIOWORKS"), DMI_MATCH(DMI_BOARD_NAME, "HDAMB"), DMI_MATCH(DMI_BOARD_VERSION, "Rev E"), }, }, { /* ASUS G1S */ .matches = { DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK Computer Inc."), DMI_MATCH(DMI_BOARD_NAME, "G1S"), DMI_MATCH(DMI_BOARD_VERSION, "1.0"), }, }, { /* ASUS P65UP5 - AUX LOOP command does not raise AUX IRQ */ .matches = { DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK Computer INC."), DMI_MATCH(DMI_BOARD_NAME, "P/I-P65UP5"), DMI_MATCH(DMI_BOARD_VERSION, "REV 2.X"), }, }, { .matches = { DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."), DMI_MATCH(DMI_PRODUCT_NAME, "X750LN"), }, }, { .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Compaq"), DMI_MATCH(DMI_PRODUCT_NAME , "ProLiant"), DMI_MATCH(DMI_PRODUCT_VERSION, "8500"), }, }, { .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Compaq"), DMI_MATCH(DMI_PRODUCT_NAME , "ProLiant"), DMI_MATCH(DMI_PRODUCT_VERSION, "DL760"), }, }, { /* Dell Embedded Box PC 3000 */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), DMI_MATCH(DMI_PRODUCT_NAME, "Embedded Box PC 3000"), }, }, { /* OQO Model 01 */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "OQO"), DMI_MATCH(DMI_PRODUCT_NAME, "ZEPTO"), DMI_MATCH(DMI_PRODUCT_VERSION, "00"), }, }, { /* ULI EV4873 - AUX LOOP does not work properly */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "ULI"), DMI_MATCH(DMI_PRODUCT_NAME, "EV4873"), DMI_MATCH(DMI_PRODUCT_VERSION, "5a"), }, }, { /* Microsoft Virtual Machine */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Microsoft Corporation"), DMI_MATCH(DMI_PRODUCT_NAME, "Virtual Machine"), DMI_MATCH(DMI_PRODUCT_VERSION, "VS2005R2"), }, }, { /* Medion MAM 2070 */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Notebook"), DMI_MATCH(DMI_PRODUCT_NAME, "MAM 2070"), DMI_MATCH(DMI_PRODUCT_VERSION, "5a"), }, }, { /* Medion Akoya E7225 */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Medion"), DMI_MATCH(DMI_PRODUCT_NAME, "Akoya E7225"), DMI_MATCH(DMI_PRODUCT_VERSION, "1.0"), }, }, { /* Blue FB5601 */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "blue"), DMI_MATCH(DMI_PRODUCT_NAME, "FB5601"), DMI_MATCH(DMI_PRODUCT_VERSION, "M606"), }, }, { /* Gigabyte M912 */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"), DMI_MATCH(DMI_PRODUCT_NAME, "M912"), DMI_MATCH(DMI_PRODUCT_VERSION, "01"), }, }, { /* Gigabyte M1022M netbook */ .matches = { DMI_MATCH(DMI_BOARD_VENDOR, "Gigabyte Technology Co.,Ltd."), DMI_MATCH(DMI_BOARD_NAME, "M1022E"), DMI_MATCH(DMI_BOARD_VERSION, "1.02"), }, }, { /* Gigabyte Spring Peak - defines wrong chassis type */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"), DMI_MATCH(DMI_PRODUCT_NAME, "Spring Peak"), }, }, { /* Gigabyte T1005 - defines wrong chassis type ("Other") */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"), DMI_MATCH(DMI_PRODUCT_NAME, "T1005"), }, }, { /* Gigabyte T1005M/P - defines wrong chassis type ("Other") */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"), DMI_MATCH(DMI_PRODUCT_NAME, "T1005M/P"), }, }, { .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion dv9700"), DMI_MATCH(DMI_PRODUCT_VERSION, "Rev 1"), }, }, { .matches = { DMI_MATCH(DMI_SYS_VENDOR, "PEGATRON CORPORATION"), DMI_MATCH(DMI_PRODUCT_NAME, "C15B"), }, }, { } }; /* * Some Fujitsu notebooks are having trouble with touchpads if * active multiplexing mode is activated. Luckily they don't have * external PS/2 ports so we can safely disable it. * ... apparently some Toshibas don't like MUX mode either and * die horrible death on reboot. */ static const struct dmi_system_id __initconst i8042_dmi_nomux_table[] = { { /* Fujitsu Lifebook P7010/P7010D */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"), DMI_MATCH(DMI_PRODUCT_NAME, "P7010"), }, }, { /* Fujitsu Lifebook P7010 */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"), DMI_MATCH(DMI_PRODUCT_NAME, "0000000000"), }, }, { /* Fujitsu Lifebook P5020D */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"), DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook P Series"), }, }, { /* Fujitsu Lifebook S2000 */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"), DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook S Series"), }, }, { /* Fujitsu Lifebook S6230 */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"), DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook S6230"), }, }, { /* Fujitsu Lifebook U745 */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"), DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK U745"), }, }, { /* Fujitsu T70H */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"), DMI_MATCH(DMI_PRODUCT_NAME, "FMVLT70H"), }, }, { /* Fujitsu-Siemens Lifebook T3010 */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"), DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK T3010"), }, }, { /* Fujitsu-Siemens Lifebook E4010 */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"), DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK E4010"), }, }, { /* Fujitsu-Siemens Amilo Pro 2010 */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"), DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Pro V2010"), }, }, { /* Fujitsu-Siemens Amilo Pro 2030 */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"), DMI_MATCH(DMI_PRODUCT_NAME, "AMILO PRO V2030"), }, }, { /* * No data is coming from the touchscreen unless KBC * is in legacy mode. */ /* Panasonic CF-29 */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Matsushita"), DMI_MATCH(DMI_PRODUCT_NAME, "CF-29"), }, }, { /* * HP Pavilion DV4017EA - * errors on MUX ports are reported without raising AUXDATA * causing "spurious NAK" messages. */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion dv4000 (EA032EA#ABF)"), }, }, { /* * HP Pavilion ZT1000 - * like DV4017EA does not raise AUXERR for errors on MUX ports. */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion Notebook PC"), DMI_MATCH(DMI_PRODUCT_VERSION, "HP Pavilion Notebook ZT1000"), }, }, { /* * HP Pavilion DV4270ca - * like DV4017EA does not raise AUXERR for errors on MUX ports. */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion dv4000 (EH476UA#ABL)"), }, }, { .matches = { DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"), DMI_MATCH(DMI_PRODUCT_NAME, "Satellite P10"), }, }, { .matches = { DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"), DMI_MATCH(DMI_PRODUCT_NAME, "EQUIUM A110"), }, }, { .matches = { DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"), DMI_MATCH(DMI_PRODUCT_NAME, "SATELLITE C850D"), }, }, { .matches = { DMI_MATCH(DMI_SYS_VENDOR, "ALIENWARE"), DMI_MATCH(DMI_PRODUCT_NAME, "Sentia"), }, }, { /* Sharp Actius MM20 */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "SHARP"), DMI_MATCH(DMI_PRODUCT_NAME, "PC-MM20 Series"), }, }, { /* Sony Vaio FS-115b */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"), DMI_MATCH(DMI_PRODUCT_NAME, "VGN-FS115B"), }, }, { /* * Sony Vaio FZ-240E - * reset and GET ID commands issued via KBD port are * sometimes being delivered to AUX3. */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"), DMI_MATCH(DMI_PRODUCT_NAME, "VGN-FZ240E"), }, }, { /* * Most (all?) VAIOs do not have external PS/2 ports nor * they implement active multiplexing properly, and * MUX discovery usually messes up keyboard/touchpad. */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"), DMI_MATCH(DMI_BOARD_NAME, "VAIO"), }, }, { /* Amoi M636/A737 */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Amoi Electronics CO.,LTD."), DMI_MATCH(DMI_PRODUCT_NAME, "M636/A737 platform"), }, }, { /* Lenovo 3000 n100 */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), DMI_MATCH(DMI_PRODUCT_NAME, "076804U"), }, }, { .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Acer"), DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 1360"), }, }, { /* Acer Aspire 5710 */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Acer"), DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5710"), }, }, { /* Acer Aspire 7738 */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Acer"), DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 7738"), }, }, { /* Gericom Bellagio */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Gericom"), DMI_MATCH(DMI_PRODUCT_NAME, "N34AS6"), }, }, { /* IBM 2656 */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "IBM"), DMI_MATCH(DMI_PRODUCT_NAME, "2656"), }, }, { /* Dell XPS M1530 */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), DMI_MATCH(DMI_PRODUCT_NAME, "XPS M1530"), }, }, { /* Compal HEL80I */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "COMPAL"), DMI_MATCH(DMI_PRODUCT_NAME, "HEL80I"), }, }, { /* Dell Vostro 1510 */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), DMI_MATCH(DMI_PRODUCT_NAME, "Vostro1510"), }, }, { /* Acer Aspire 5536 */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Acer"), DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5536"), DMI_MATCH(DMI_PRODUCT_VERSION, "0100"), }, }, { /* Dell Vostro V13 */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), DMI_MATCH(DMI_PRODUCT_NAME, "Vostro V13"), }, }, { /* Newer HP Pavilion dv4 models */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion dv4 Notebook PC"), }, }, { /* Asus X450LCP */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."), DMI_MATCH(DMI_PRODUCT_NAME, "X450LCP"), }, }, { /* Avatar AVIU-145A6 */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Intel"), DMI_MATCH(DMI_PRODUCT_NAME, "IC4I"), }, }, { /* TUXEDO BU1406 */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Notebook"), DMI_MATCH(DMI_PRODUCT_NAME, "N24_25BU"), }, }, { } }; /* * On some Asus laptops, just running self tests cause problems. */ static const struct dmi_system_id i8042_dmi_noselftest_table[] = { { .matches = { DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."), DMI_MATCH(DMI_CHASSIS_TYPE, "10"), /* Notebook */ }, }, { } }; static const struct dmi_system_id __initconst i8042_dmi_reset_table[] = { { /* MSI Wind U-100 */ .matches = { DMI_MATCH(DMI_BOARD_NAME, "U-100"), DMI_MATCH(DMI_BOARD_VENDOR, "MICRO-STAR INTERNATIONAL CO., LTD"), }, }, { /* LG Electronics X110 */ .matches = { DMI_MATCH(DMI_BOARD_NAME, "X110"), DMI_MATCH(DMI_BOARD_VENDOR, "LG Electronics Inc."), }, }, { /* Acer Aspire One 150 */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Acer"), DMI_MATCH(DMI_PRODUCT_NAME, "AOA150"), }, }, { /* Advent 4211 */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "DIXONSXP"), DMI_MATCH(DMI_PRODUCT_NAME, "Advent 4211"), }, }, { /* Medion Akoya Mini E1210 */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "MEDION"), DMI_MATCH(DMI_PRODUCT_NAME, "E1210"), }, }, { /* Medion Akoya E1222 */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "MEDION"), DMI_MATCH(DMI_PRODUCT_NAME, "E122X"), }, }, { /* Mivvy M310 */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "VIOOO"), DMI_MATCH(DMI_PRODUCT_NAME, "N10"), }, }, { /* Dell Vostro 1320 */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), DMI_MATCH(DMI_PRODUCT_NAME, "Vostro 1320"), }, }, { /* Dell Vostro 1520 */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), DMI_MATCH(DMI_PRODUCT_NAME, "Vostro 1520"), }, }, { /* Dell Vostro 1720 */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), DMI_MATCH(DMI_PRODUCT_NAME, "Vostro 1720"), }, }, { /* Lenovo Ideapad U455 */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), DMI_MATCH(DMI_PRODUCT_NAME, "20046"), }, }, { /* Clevo P650RS, 650RP6, Sager NP8152-S, and others */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Notebook"), DMI_MATCH(DMI_PRODUCT_NAME, "P65xRP"), }, }, { } }; #ifdef CONFIG_PNP static const struct dmi_system_id __initconst i8042_dmi_nopnp_table[] = { { /* Intel MBO Desktop D845PESV */ .matches = { DMI_MATCH(DMI_BOARD_NAME, "D845PESV"), DMI_MATCH(DMI_BOARD_VENDOR, "Intel Corporation"), }, }, { /* * Intel NUC D54250WYK - does not have i8042 controller but * declares PS/2 devices in DSDT. */ .matches = { DMI_MATCH(DMI_BOARD_NAME, "D54250WYK"), DMI_MATCH(DMI_BOARD_VENDOR, "Intel Corporation"), }, }, { /* MSI Wind U-100 */ .matches = { DMI_MATCH(DMI_BOARD_NAME, "U-100"), DMI_MATCH(DMI_BOARD_VENDOR, "MICRO-STAR INTERNATIONAL CO., LTD"), }, }, { } }; static const struct dmi_system_id __initconst i8042_dmi_laptop_table[] = { { .matches = { DMI_MATCH(DMI_CHASSIS_TYPE, "8"), /* Portable */ }, }, { .matches = { DMI_MATCH(DMI_CHASSIS_TYPE, "9"), /* Laptop */ }, }, { .matches = { DMI_MATCH(DMI_CHASSIS_TYPE, "10"), /* Notebook */ }, }, { .matches = { DMI_MATCH(DMI_CHASSIS_TYPE, "14"), /* Sub-Notebook */ }, }, { } }; #endif static const struct dmi_system_id __initconst i8042_dmi_notimeout_table[] = { { /* Dell Vostro V13 */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), DMI_MATCH(DMI_PRODUCT_NAME, "Vostro V13"), }, }, { /* Newer HP Pavilion dv4 models */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion dv4 Notebook PC"), }, }, { /* Fujitsu A544 laptop */ /* https://bugzilla.redhat.com/show_bug.cgi?id=1111138 */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"), DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK A544"), }, }, { /* Fujitsu AH544 laptop */ /* https://bugzilla.kernel.org/show_bug.cgi?id=69731 */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"), DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK AH544"), }, }, { /* Fujitsu U574 laptop */ /* https://bugzilla.kernel.org/show_bug.cgi?id=69731 */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"), DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK U574"), }, }, { } }; /* * Some Wistron based laptops need us to explicitly enable the 'Dritek * keyboard extension' to make their extra keys start generating scancodes. * Originally, this was just confined to older laptops, but a few Acer laptops * have turned up in 2007 that also need this again. */ static const struct dmi_system_id __initconst i8042_dmi_dritek_table[] = { { /* Acer Aspire 5100 */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Acer"), DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5100"), }, }, { /* Acer Aspire 5610 */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Acer"), DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5610"), }, }, { /* Acer Aspire 5630 */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Acer"), DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5630"), }, }, { /* Acer Aspire 5650 */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Acer"), DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5650"), }, }, { /* Acer Aspire 5680 */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Acer"), DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5680"), }, }, { /* Acer Aspire 5720 */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Acer"), DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5720"), }, }, { /* Acer Aspire 9110 */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Acer"), DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 9110"), }, }, { /* Acer TravelMate 660 */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Acer"), DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 660"), }, }, { /* Acer TravelMate 2490 */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Acer"), DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 2490"), }, }, { /* Acer TravelMate 4280 */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Acer"), DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 4280"), }, }, { } }; /* * Some laptops need keyboard reset before probing for the trackpad to get * it detected, initialised & finally work. */ static const struct dmi_system_id __initconst i8042_dmi_kbdreset_table[] = { { /* Gigabyte P35 v2 - Elantech touchpad */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"), DMI_MATCH(DMI_PRODUCT_NAME, "P35V2"), }, }, { /* Aorus branded Gigabyte X3 Plus - Elantech touchpad */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"), DMI_MATCH(DMI_PRODUCT_NAME, "X3"), }, }, { /* Gigabyte P34 - Elantech touchpad */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"), DMI_MATCH(DMI_PRODUCT_NAME, "P34"), }, }, { /* Schenker XMG C504 - Elantech touchpad */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "XMG"), DMI_MATCH(DMI_PRODUCT_NAME, "C504"), }, }, { } }; #endif /* CONFIG_X86 */ #ifdef CONFIG_PNP #include <linux/pnp.h> static bool i8042_pnp_kbd_registered; static unsigned int i8042_pnp_kbd_devices; static bool i8042_pnp_aux_registered; static unsigned int i8042_pnp_aux_devices; static int i8042_pnp_command_reg; static int i8042_pnp_data_reg; static int i8042_pnp_kbd_irq; static int i8042_pnp_aux_irq; static char i8042_pnp_kbd_name[32]; static char i8042_pnp_aux_name[32];
static void i8042_pnp_id_to_string(struct pnp_id *id, char *dst, int dst_size) { strlcpy(dst, "PNP:", dst_size); while (id) { strlcat(dst, " ", dst_size); strlcat(dst, id->id, dst_size); id = id->next; } }

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PersonTokensPropCommitsCommitProp
Hans de Goede59100.00%1100.00%
Total59100.00%1100.00%


static int i8042_pnp_kbd_probe(struct pnp_dev *dev, const struct pnp_device_id *did) { if (pnp_port_valid(dev, 0) && pnp_port_len(dev, 0) == 1) i8042_pnp_data_reg = pnp_port_start(dev,0); if (pnp_port_valid(dev, 1) && pnp_port_len(dev, 1) == 1) i8042_pnp_command_reg = pnp_port_start(dev, 1); if (pnp_irq_valid(dev,0)) i8042_pnp_kbd_irq = pnp_irq(dev, 0); strlcpy(i8042_pnp_kbd_name, did->id, sizeof(i8042_pnp_kbd_name)); if (strlen(pnp_dev_name(dev))) { strlcat(i8042_pnp_kbd_name, ":", sizeof(i8042_pnp_kbd_name)); strlcat(i8042_pnp_kbd_name, pnp_dev_name(dev), sizeof(i8042_pnp_kbd_name)); } i8042_pnp_id_to_string(dev->id, i8042_kbd_firmware_id, sizeof(i8042_kbd_firmware_id)); /* Keyboard ports are always supposed to be wakeup-enabled */ device_set_wakeup_enable(&dev->dev, true); i8042_pnp_kbd_devices++; return 0; }

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PersonTokensPropCommitsCommitProp
Björn Helgaas5531.79%222.22%
Vojtech Pavlik4526.01%333.33%
Matthieu Castet4526.01%111.11%
Hans de Goede148.09%111.11%
Alan Stern116.36%111.11%
Roel Kluin31.73%111.11%
Total173100.00%9100.00%


static int i8042_pnp_aux_probe(struct pnp_dev *dev, const struct pnp_device_id *did) { if (pnp_port_valid(dev, 0) && pnp_port_len(dev, 0) == 1) i8042_pnp_data_reg = pnp_port_start(dev,0); if (pnp_port_valid(dev, 1) && pnp_port_len(dev, 1) == 1) i8042_pnp_command_reg = pnp_port_start(dev, 1); if (pnp_irq_valid(dev, 0)) i8042_pnp_aux_irq = pnp_irq(dev, 0); strlcpy(i8042_pnp_aux_name, did->id, sizeof(i8042_pnp_aux_name)); if (strlen(pnp_dev_name(dev))) { strlcat(i8042_pnp_aux_name, ":", sizeof(i8042_pnp_aux_name)); strlcat(i8042_pnp_aux_name, pnp_dev_name(dev), sizeof(i8042_pnp_aux_name)); } i8042_pnp_id_to_string(dev->id, i8042_aux_firmware_id, sizeof(i8042_aux_firmware_id)); i8042_pnp_aux_devices++; return 0; }

Contributors

PersonTokensPropCommitsCommitProp
Vojtech Pavlik10162.35%337.50%
Björn Helgaas2917.90%225.00%
Matthieu Castet159.26%112.50%
Hans de Goede148.64%112.50%
Roel Kluin31.85%112.50%
Total162100.00%8100.00%

static struct pnp_device_id pnp_kbd_devids[] = { { .id = "PNP0300", .driver_data = 0 }, { .id = "PNP0301", .driver_data = 0 }, { .id = "PNP0302", .driver_data = 0 }, { .id = "PNP0303", .driver_data = 0 }, { .id = "PNP0304", .driver_data = 0 }, { .id = "PNP0305", .driver_data = 0 }, { .id = "PNP0306", .driver_data = 0 }, { .id = "PNP0309", .driver_data = 0 }, { .id = "PNP030a", .driver_data = 0 }, { .id = "PNP030b", .driver_data = 0 }, { .id = "PNP0320", .driver_data = 0 }, { .id = "PNP0343", .driver_data = 0 }, { .id = "PNP0344", .driver_data = 0 }, { .id = "PNP0345", .driver_data = 0 }, { .id = "CPQA0D7", .driver_data = 0 }, { .id = "", }, }; MODULE_DEVICE_TABLE(pnp, pnp_kbd_devids); static struct pnp_driver i8042_pnp_kbd_driver = { .name = "i8042 kbd", .id_table = pnp_kbd_devids, .probe = i8042_pnp_kbd_probe, .driver = { .probe_type = PROBE_FORCE_SYNCHRONOUS, .suppress_bind_attrs = true, }, }; static struct pnp_device_id pnp_aux_devids[] = { { .id = "AUI0200", .driver_data = 0 }, { .id = "FJC6000", .driver_data = 0 }, { .id = "FJC6001", .driver_data = 0 }, { .id = "PNP0f03", .driver_data = 0 }, { .id = "PNP0f0b", .driver_data = 0 }, { .id = "PNP0f0e", .driver_data = 0 }, { .id = "PNP0f12", .driver_data = 0 }, { .id = "PNP0f13", .driver_data = 0 }, { .id = "PNP0f19", .driver_data = 0 }, { .id = "PNP0f1c", .driver_data = 0 }, { .id = "SYN0801", .driver_data = 0 }, { .id = "", }, }; MODULE_DEVICE_TABLE(pnp, pnp_aux_devids); static struct pnp_driver i8042_pnp_aux_driver = { .name = "i8042 aux", .id_table = pnp_aux_devids, .probe = i8042_pnp_aux_probe, .driver = { .probe_type = PROBE_FORCE_SYNCHRONOUS, .suppress_bind_attrs = true, }, };
static void i8042_pnp_exit(void) { if (i8042_pnp_kbd_registered) { i8042_pnp_kbd_registered = false; pnp_unregister_driver(&i8042_pnp_kbd_driver); } if (i8042_pnp_aux_registered) { i8042_pnp_aux_registered = false; pnp_unregister_driver(&i8042_pnp_aux_driver); } }

Contributors

PersonTokensPropCommitsCommitProp
Vojtech Pavlik2870.00%133.33%
Kurt Garloff1025.00%133.33%
Dmitry Torokhov25.00%133.33%
Total40100.00%3100.00%


static int __init i8042_pnp_init(void) { char kbd_irq_str[4] = { 0 }, aux_irq_str[4] = { 0 }; bool pnp_data_busted = false; int err; #ifdef CONFIG_X86 if (dmi_check_system(i8042_dmi_nopnp_table)) i8042_nopnp = true; #endif if (i8042_nopnp) { pr_info("PNP detection disabled\n"); return 0; } err = pnp_register_driver(&i8042_pnp_kbd_driver); if (!err) i8042_pnp_kbd_registered = true; err = pnp_register_driver(&i8042_pnp_aux_driver); if (!err) i8042_pnp_aux_registered = true; if (!i8042_pnp_kbd_devices && !i8042_pnp_aux_devices) { i8042_pnp_exit(); #if defined(__ia64__) return -ENODEV; #else pr_info("PNP: No PS/2 controller found.\n"); if (x86_platform.legacy.i8042 != X86_LEGACY_I8042_EXPECTED_PRESENT) return -ENODEV; pr_info("Probing ports directly.\n"); return 0; #endif } if (i8042_pnp_kbd_devices) snprintf(kbd_irq_str, sizeof(kbd_irq_str), "%d", i8042_pnp_kbd_irq); if (i8042_pnp_aux_devices) snprintf(aux_irq_str, sizeof(aux_irq_str), "%d", i8042_pnp_aux_irq); pr_info("PNP: PS/2 Controller [%s%s%s] at %#x,%#x irq %s%s%s\n", i8042_pnp_kbd_name, (i8042_pnp_kbd_devices && i8042_pnp_aux_devices) ? "," : "", i8042_pnp_aux_name, i8042_pnp_data_reg, i8042_pnp_command_reg, kbd_irq_str, (i8042_pnp_kbd_devices && i8042_pnp_aux_devices) ? "," : "", aux_irq_str); #if defined(__ia64__) if (!i8042_pnp_kbd_devices) i8042_nokbd = true; if (!i8042_pnp_aux_devices) i8042_noaux = true; #endif if (((i8042_pnp_data_reg & ~0xf) == (i8042_data_reg & ~0xf) && i8042_pnp_data_reg != i8042_data_reg) || !i8042_pnp_data_reg) { pr_warn("PNP: PS/2 controller has invalid data port %#x; using default %#x\n", i8042_pnp_data_reg, i8042_data_reg); i8042_pnp_data_reg = i8042_data_reg; pnp_data_busted = true; } if (((i8042_pnp_command_reg & ~0xf) == (i8042_command_reg & ~0xf) && i8042_pnp_command_reg != i8042_command_reg) || !i8042_pnp_command_reg) { pr_warn("PNP: PS/2 controller has invalid command port %#x; using default %#x\n", i8042_pnp_command_reg, i8042_command_reg); i8042_pnp_command_reg = i8042_command_reg; pnp_data_busted = true; } if (!i8042_nokbd && !i8042_pnp_kbd_irq) { pr_warn("PNP: PS/2 controller doesn't have KBD irq; using default %d\n", i8042_kbd_irq); i8042_pnp_kbd_irq = i8042_kbd_irq; pnp_data_busted = true; } if (!i8042_noaux && !i8042_pnp_aux_irq) { if (!pnp_data_busted && i8042_pnp_kbd_irq) { pr_warn("PNP: PS/2 appears to have AUX port disabled, " "if this is incorrect please boot with i8042.nopnp\n"); i8042_noaux = true; } else { pr_warn("PNP: PS/2 controller doesn't have AUX irq; using default %d\n", i8042_aux_irq); i8042_pnp_aux_irq = i8042_aux_irq; } } i8042_data_reg = i8042_pnp_data_reg; i8042_command_reg = i8042_pnp_command_reg; i8042_kbd_irq = i8042_pnp_kbd_irq; i8042_aux_irq = i8042_pnp_aux_irq; #ifdef CONFIG_X86 i8042_bypass_aux_irq_test = !pnp_data_busted && dmi_check_system(i8042_dmi_laptop_table); #endif return 0; }

Contributors

PersonTokensPropCommitsCommitProp
Dmitry Torokhov18942.66%844.44%
Vojtech Pavlik15234.31%527.78%
Björn Helgaas6514.67%211.11%
Jiri Kosina153.39%15.56%
Joe Perches143.16%15.56%
Matthieu Castet81.81%15.56%
Total443100.00%18100.00%

#else /* !CONFIG_PNP */
static inline int i8042_pnp_init(void) { return 0; }

Contributors

PersonTokensPropCommitsCommitProp
Dmitry Torokhov12100.00%1100.00%
Total12100.00%1100.00%


static inline void i8042_pnp_exit(void) { }

Contributors

PersonTokensPropCommitsCommitProp
Dmitry Torokhov8100.00%1100.00%
Total8100.00%1100.00%

#endif /* CONFIG_PNP */
static int __init i8042_platform_init(void) { int retval; #ifdef CONFIG_X86 u8 a20_on = 0xdf; /* Just return if platform does not have i8042 controller */ if (x86_platform.legacy.i8042 == X86_LEGACY_I8042_PLATFORM_ABSENT) return -ENODEV; #endif /* * On ix86 platforms touching the i8042 data register region can do really * bad things. Because of this the region is always reserved on ix86 boxes. * * if (!request_region(I8042_DATA_REG, 16, "i8042")) * return -EBUSY; */ i8042_kbd_irq = I8042_MAP_IRQ(1); i8042_aux_irq = I8042_MAP_IRQ(12); retval = i8042_pnp_init(); if (retval) return retval; #if defined(__ia64__) i8042_reset = I8042_RESET_ALWAYS; #endif #ifdef CONFIG_X86 /* Honor module parameter when value is not default */ if (i8042_reset == I8042_RESET_DEFAULT) { if (dmi_check_system(i8042_dmi_reset_table)) i8042_reset = I8042_RESET_ALWAYS; if (dmi_check_system(i8042_dmi_noselftest_table)) i8042_reset = I8042_RESET_NEVER; } if (dmi_check_system(i8042_dmi_noloop_table)) i8042_noloop = true; if (dmi_check_system(i8042_dmi_nomux_table)) i8042_nomux = true; if (dmi_check_system(i8042_dmi_notimeout_table)) i8042_notimeout = true; if (dmi_check_system(i8042_dmi_dritek_table)) i8042_dritek = true; if (dmi_check_system(i8042_dmi_kbdreset_table)) i8042_kbdreset = true; /* * A20 was already enabled during early kernel init. But some buggy * BIOSes (in MSI Laptops) require A20 to be enabled using 8042 to * resume from S3. So we do it here and hope that nothing breaks. */ i8042_command(&a20_on, 0x10d1); i8042_command(NULL, 0x00ff); /* Null command for SMM firmware */ #endif /* CONFIG_X86 */ return retval; }

Contributors

PersonTokensPropCommitsCommitProp
Björn Helgaas4825.53%16.67%
Dmitry Torokhov3317.55%533.33%
Marcos Paulo de Souza2211.70%16.67%
Ondrej Zary2211.70%16.67%
Jiri Kosina147.45%213.33%
Feng Tang147.45%16.67%
Carlos Corbacho136.91%16.67%
Srihari Vijayaraghavan115.85%16.67%
Arjan van de Ven105.32%16.67%
Matthieu Castet10.53%16.67%
Total188100.00%15100.00%


static inline void i8042_platform_exit(void) { i8042_pnp_exit(); }

Contributors

PersonTokensPropCommitsCommitProp
Björn Helgaas1191.67%150.00%
Matthieu Castet18.33%150.00%
Total12100.00%2100.00%

#endif /* _I8042_X86IA64IO_H */

Overall Contributors

PersonTokensPropCommitsCommitProp
Dmitry Torokhov150336.55%2329.11%
Björn Helgaas48411.77%22.53%
Vojtech Pavlik42910.43%810.13%
Hans de Goede1814.40%56.33%
Carlos Corbacho1764.28%45.06%
Matthew Garrett1684.09%22.53%
Matthieu Castet1603.89%11.27%
Jiri Kosina1383.36%33.80%
Srihari Vijayaraghavan902.19%11.27%
Yan Li842.04%11.27%
Arjan van de Ven842.04%11.27%
Marcos Paulo de Souza801.95%45.06%
Anisse Astier631.53%11.27%
Jochen Hein290.71%11.27%
Ozan Çağlayan280.68%11.27%
Stefan Bader280.68%11.27%
Jory A. Pratt280.68%11.27%
Benjamin Collins280.68%11.27%
Elliott Sales de Andrade220.54%11.27%
Aurélien Francillon220.54%11.27%
Pali Rohár220.54%11.27%
Tomas Miljenović220.54%11.27%
Patrick Scheuring220.54%11.27%
Kamal Mostafa220.54%11.27%
Christoph Fritz220.54%11.27%
Kai-Heng Feng220.54%11.27%
Igor Murzov220.54%11.27%
Feng Tang220.54%11.27%
Ondrej Zary220.54%11.27%
Bruno Prémont210.51%11.27%
Joe Perches140.34%11.27%
Tom Gundersen140.34%11.27%
Todor Minchev130.32%11.27%
Alan Stern110.27%11.27%
Kurt Garloff100.24%11.27%
Roel Kluin60.15%11.27%
Total4112100.00%79100.00%
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