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-rw-r--r--drivers/acpi/Makefile1
-rw-r--r--drivers/acpi/acpi_cmos_rtc.c2
-rw-r--r--drivers/acpi/acpi_pnp.c401
-rw-r--r--drivers/acpi/internal.h1
-rw-r--r--drivers/acpi/scan.c1
-rw-r--r--drivers/pnp/pnpacpi/core.c28
-rw-r--r--include/linux/acpi.h2
7 files changed, 411 insertions, 25 deletions
diff --git a/drivers/acpi/Makefile b/drivers/acpi/Makefile
index bce34afadcd0..144671a2030f 100644
--- a/drivers/acpi/Makefile
+++ b/drivers/acpi/Makefile
@@ -41,6 +41,7 @@ acpi-$(CONFIG_ACPI_DOCK) += dock.o
acpi-y += pci_root.o pci_link.o pci_irq.o
acpi-$(CONFIG_X86_INTEL_LPSS) += acpi_lpss.o
acpi-y += acpi_platform.o
+acpi-y += acpi_pnp.o
acpi-y += power.o
acpi-y += event.o
acpi-y += sysfs.o
diff --git a/drivers/acpi/acpi_cmos_rtc.c b/drivers/acpi/acpi_cmos_rtc.c
index 961b45d18a5d..2da8660262e5 100644
--- a/drivers/acpi/acpi_cmos_rtc.c
+++ b/drivers/acpi/acpi_cmos_rtc.c
@@ -68,7 +68,7 @@ static int acpi_install_cmos_rtc_space_handler(struct acpi_device *adev,
return -ENODEV;
}
- return 0;
+ return 1;
}
static void acpi_remove_cmos_rtc_space_handler(struct acpi_device *adev)
diff --git a/drivers/acpi/acpi_pnp.c b/drivers/acpi/acpi_pnp.c
new file mode 100644
index 000000000000..567e7fc6330c
--- /dev/null
+++ b/drivers/acpi/acpi_pnp.c
@@ -0,0 +1,401 @@
+/*
+ * ACPI support for PNP bus type
+ *
+ * Copyright (C) 2014, Intel Corporation
+ * Authors: Zhang Rui <rui.zhang@intel.com>
+ * Rafael J. Wysocki <rafael.j.wysocki@intel.com>
+ *
+ * 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.
+ */
+
+#include <linux/acpi.h>
+#include <linux/module.h>
+
+static const struct acpi_device_id acpi_pnp_device_ids[] = {
+ /* pata_isapnp */
+ {"PNP0600"}, /* Generic ESDI/IDE/ATA compatible hard disk controller */
+ /* floppy */
+ {"PNP0700"},
+ /* ipmi_si */
+ {"IPI0001"},
+ /* tpm_inf_pnp */
+ {"IFX0101"}, /* Infineon TPMs */
+ {"IFX0102"}, /* Infineon TPMs */
+ /*tpm_tis */
+ {"PNP0C31"}, /* TPM */
+ {"ATM1200"}, /* Atmel */
+ {"IFX0102"}, /* Infineon */
+ {"BCM0101"}, /* Broadcom */
+ {"BCM0102"}, /* Broadcom */
+ {"NSC1200"}, /* National */
+ {"ICO0102"}, /* Intel */
+ /* ide */
+ {"PNP0600"}, /* Generic ESDI/IDE/ATA compatible hard disk controller */
+ /* ns558 */
+ {"@P@0001"}, /* ALS 100 */
+ {"@P@0020"}, /* ALS 200 */
+ {"@P@1001"}, /* ALS 100+ */
+ {"@P@2001"}, /* ALS 120 */
+ {"ASB16fd"}, /* AdLib NSC16 */
+ {"AZT3001"}, /* AZT1008 */
+ {"CDC0001"}, /* Opl3-SAx */
+ {"CSC0001"}, /* CS4232 */
+ {"CSC000f"}, /* CS4236 */
+ {"CSC0101"}, /* CS4327 */
+ {"CTL7001"}, /* SB16 */
+ {"CTL7002"}, /* AWE64 */
+ {"CTL7005"}, /* Vibra16 */
+ {"ENS2020"}, /* SoundscapeVIVO */
+ {"ESS0001"}, /* ES1869 */
+ {"ESS0005"}, /* ES1878 */
+ {"ESS6880"}, /* ES688 */
+ {"IBM0012"}, /* CS4232 */
+ {"OPT0001"}, /* OPTi Audio16 */
+ {"YMH0006"}, /* Opl3-SA */
+ {"YMH0022"}, /* Opl3-SAx */
+ {"PNPb02f"}, /* Generic */
+ /* i8042 kbd */
+ {"PNP0300"},
+ {"PNP0301"},
+ {"PNP0302"},
+ {"PNP0303"},
+ {"PNP0304"},
+ {"PNP0305"},
+ {"PNP0306"},
+ {"PNP0309"},
+ {"PNP030a"},
+ {"PNP030b"},
+ {"PNP0320"},
+ {"PNP0343"},
+ {"PNP0344"},
+ {"PNP0345"},
+ {"CPQA0D7"},
+ /* i8042 aux */
+ {"AUI0200"},
+ {"FJC6000"},
+ {"FJC6001"},
+ {"PNP0f03"},
+ {"PNP0f0b"},
+ {"PNP0f0e"},
+ {"PNP0f12"},
+ {"PNP0f13"},
+ {"PNP0f19"},
+ {"PNP0f1c"},
+ {"SYN0801"},
+ /* fcpnp */
+ {"AVM0900"},
+ /* radio-cadet */
+ {"MSM0c24"}, /* ADS Cadet AM/FM Radio Card */
+ /* radio-gemtek */
+ {"ADS7183"}, /* AOpen FX-3D/Pro Radio */
+ /* radio-sf16fmr2 */
+ {"MFRad13"}, /* tuner subdevice of SF16-FMD2 */
+ /* ene_ir */
+ {"ENE0100"},
+ {"ENE0200"},
+ {"ENE0201"},
+ {"ENE0202"},
+ /* fintek-cir */
+ {"FIT0002"}, /* CIR */
+ /* ite-cir */
+ {"ITE8704"}, /* Default model */
+ {"ITE8713"}, /* CIR found in EEEBox 1501U */
+ {"ITE8708"}, /* Bridged IT8512 */
+ {"ITE8709"}, /* SRAM-Bridged IT8512 */
+ /* nuvoton-cir */
+ {"WEC0530"}, /* CIR */
+ {"NTN0530"}, /* CIR for new chip's pnp id */
+ /* Winbond CIR */
+ {"WEC1022"},
+ /* wbsd */
+ {"WEC0517"},
+ {"WEC0518"},
+ /* Winbond CIR */
+ {"TCM5090"}, /* 3Com Etherlink III (TP) */
+ {"TCM5091"}, /* 3Com Etherlink III */
+ {"TCM5094"}, /* 3Com Etherlink III (combo) */
+ {"TCM5095"}, /* 3Com Etherlink III (TPO) */
+ {"TCM5098"}, /* 3Com Etherlink III (TPC) */
+ {"PNP80f7"}, /* 3Com Etherlink III compatible */
+ {"PNP80f8"}, /* 3Com Etherlink III compatible */
+ /* nsc-ircc */
+ {"NSC6001"},
+ {"HWPC224"},
+ {"IBM0071"},
+ /* smsc-ircc2 */
+ {"SMCf010"},
+ /* sb1000 */
+ {"GIC1000"},
+ /* parport_pc */
+ {"PNP0400"}, /* Standard LPT Printer Port */
+ {"PNP0401"}, /* ECP Printer Port */
+ /* apple-gmux */
+ {"APP000B"},
+ /* fujitsu-laptop.c */
+ {"FUJ02bf"},
+ {"FUJ02B1"},
+ {"FUJ02E3"},
+ /* system */
+ {"PNP0c02"}, /* General ID for reserving resources */
+ {"PNP0c01"}, /* memory controller */
+ /* rtc_cmos */
+ {"PNP0b00"},
+ {"PNP0b01"},
+ {"PNP0b02"},
+ /* c6xdigio */
+ {"PNP0400"}, /* Standard LPT Printer Port */
+ {"PNP0401"}, /* ECP Printer Port */
+ /* ni_atmio.c */
+ {"NIC1900"},
+ {"NIC2400"},
+ {"NIC2500"},
+ {"NIC2600"},
+ {"NIC2700"},
+ /* serial */
+ {"AAC000F"}, /* Archtek America Corp. Archtek SmartLink Modem 3334BT Plug & Play */
+ {"ADC0001"}, /* Anchor Datacomm BV. SXPro 144 External Data Fax Modem Plug & Play */
+ {"ADC0002"}, /* SXPro 288 External Data Fax Modem Plug & Play */
+ {"AEI0250"}, /* PROLiNK 1456VH ISA PnP K56flex Fax Modem */
+ {"AEI1240"}, /* Actiontec ISA PNP 56K X2 Fax Modem */
+ {"AKY1021"}, /* Rockwell 56K ACF II Fax+Data+Voice Modem */
+ {"AZT4001"}, /* AZT3005 PnP SOUND DEVICE */
+ {"BDP3336"}, /* Best Data Products Inc. Smart One 336F PnP Modem */
+ {"BRI0A49"}, /* Boca Complete Ofc Communicator 14.4 Data-FAX */
+ {"BRI1400"}, /* Boca Research 33,600 ACF Modem */
+ {"BRI3400"}, /* Boca 33.6 Kbps Internal FD34FSVD */
+ {"BRI0A49"}, /* Boca 33.6 Kbps Internal FD34FSVD */
+ {"BDP3336"}, /* Best Data Products Inc. Smart One 336F PnP Modem */
+ {"CPI4050"}, /* Computer Peripherals Inc. EuroViVa CommCenter-33.6 SP PnP */
+ {"CTL3001"}, /* Creative Labs Phone Blaster 28.8 DSVD PnP Voice */
+ {"CTL3011"}, /* Creative Labs Modem Blaster 28.8 DSVD PnP Voice */
+ {"DAV0336"}, /* Davicom ISA 33.6K Modem */
+ {"DMB1032"}, /* Creative Modem Blaster Flash56 DI5601-1 */
+ {"DMB2001"}, /* Creative Modem Blaster V.90 DI5660 */
+ {"ETT0002"}, /* E-Tech CyberBULLET PC56RVP */
+ {"FUJ0202"}, /* Fujitsu 33600 PnP-I2 R Plug & Play */
+ {"FUJ0205"}, /* Fujitsu FMV-FX431 Plug & Play */
+ {"FUJ0206"}, /* Fujitsu 33600 PnP-I4 R Plug & Play */
+ {"FUJ0209"}, /* Fujitsu Fax Voice 33600 PNP-I5 R Plug & Play */
+ {"GVC000F"}, /* Archtek SmartLink Modem 3334BT Plug & Play */
+ {"GVC0303"}, /* Archtek SmartLink Modem 3334BRV 33.6K Data Fax Voice */
+ {"HAY0001"}, /* Hayes Optima 288 V.34-V.FC + FAX + Voice Plug & Play */
+ {"HAY000C"}, /* Hayes Optima 336 V.34 + FAX + Voice PnP */
+ {"HAY000D"}, /* Hayes Optima 336B V.34 + FAX + Voice PnP */
+ {"HAY5670"}, /* Hayes Accura 56K Ext Fax Modem PnP */
+ {"HAY5674"}, /* Hayes Accura 56K Ext Fax Modem PnP */
+ {"HAY5675"}, /* Hayes Accura 56K Fax Modem PnP */
+ {"HAYF000"}, /* Hayes 288, V.34 + FAX */
+ {"HAYF001"}, /* Hayes Optima 288 V.34 + FAX + Voice, Plug & Play */
+ {"IBM0033"}, /* IBM Thinkpad 701 Internal Modem Voice */
+ {"PNP4972"}, /* Intermec CV60 touchscreen port */
+ {"IXDC801"}, /* Intertex 28k8 33k6 Voice EXT PnP */
+ {"IXDC901"}, /* Intertex 33k6 56k Voice EXT PnP */
+ {"IXDD801"}, /* Intertex 28k8 33k6 Voice SP EXT PnP */
+ {"IXDD901"}, /* Intertex 33k6 56k Voice SP EXT PnP */
+ {"IXDF401"}, /* Intertex 28k8 33k6 Voice SP INT PnP */
+ {"IXDF801"}, /* Intertex 28k8 33k6 Voice SP EXT PnP */
+ {"IXDF901"}, /* Intertex 33k6 56k Voice SP EXT PnP */
+ {"KOR4522"}, /* KORTEX 28800 Externe PnP */
+ {"KORF661"}, /* KXPro 33.6 Vocal ASVD PnP */
+ {"LAS4040"}, /* LASAT Internet 33600 PnP */
+ {"LAS4540"}, /* Lasat Safire 560 PnP */
+ {"LAS5440"}, /* Lasat Safire 336 PnP */
+ {"MNP0281"}, /* Microcom TravelPorte FAST V.34 Plug & Play */
+ {"MNP0336"}, /* Microcom DeskPorte V.34 FAST or FAST+ Plug & Play */
+ {"MNP0339"}, /* Microcom DeskPorte FAST EP 28.8 Plug & Play */
+ {"MNP0342"}, /* Microcom DeskPorte 28.8P Plug & Play */
+ {"MNP0500"}, /* Microcom DeskPorte FAST ES 28.8 Plug & Play */
+ {"MNP0501"}, /* Microcom DeskPorte FAST ES 28.8 Plug & Play */
+ {"MNP0502"}, /* Microcom DeskPorte 28.8S Internal Plug & Play */
+ {"MOT1105"}, /* Motorola BitSURFR Plug & Play */
+ {"MOT1111"}, /* Motorola TA210 Plug & Play */
+ {"MOT1114"}, /* Motorola HMTA 200 (ISDN) Plug & Play */
+ {"MOT1115"}, /* Motorola BitSURFR Plug & Play */
+ {"MOT1190"}, /* Motorola Lifestyle 28.8 Internal */
+ {"MOT1501"}, /* Motorola V.3400 Plug & Play */
+ {"MOT1502"}, /* Motorola Lifestyle 28.8 V.34 Plug & Play */
+ {"MOT1505"}, /* Motorola Power 28.8 V.34 Plug & Play */
+ {"MOT1509"}, /* Motorola ModemSURFR External 28.8 Plug & Play */
+ {"MOT150A"}, /* Motorola Premier 33.6 Desktop Plug & Play */
+ {"MOT150F"}, /* Motorola VoiceSURFR 56K External PnP */
+ {"MOT1510"}, /* Motorola ModemSURFR 56K External PnP */
+ {"MOT1550"}, /* Motorola ModemSURFR 56K Internal PnP */
+ {"MOT1560"}, /* Motorola ModemSURFR Internal 28.8 Plug & Play */
+ {"MOT1580"}, /* Motorola Premier 33.6 Internal Plug & Play */
+ {"MOT15B0"}, /* Motorola OnlineSURFR 28.8 Internal Plug & Play */
+ {"MOT15F0"}, /* Motorola VoiceSURFR 56K Internal PnP */
+ {"MVX00A1"}, /* Deskline K56 Phone System PnP */
+ {"MVX00F2"}, /* PC Rider K56 Phone System PnP */
+ {"nEC8241"}, /* NEC 98NOTE SPEAKER PHONE FAX MODEM(33600bps) */
+ {"PMC2430"}, /* Pace 56 Voice Internal Plug & Play Modem */
+ {"PNP0500"}, /* Generic standard PC COM port */
+ {"PNP0501"}, /* Generic 16550A-compatible COM port */
+ {"PNPC000"}, /* Compaq 14400 Modem */
+ {"PNPC001"}, /* Compaq 2400/9600 Modem */
+ {"PNPC031"}, /* Dial-Up Networking Serial Cable between 2 PCs */
+ {"PNPC032"}, /* Dial-Up Networking Parallel Cable between 2 PCs */
+ {"PNPC100"}, /* Standard 9600 bps Modem */
+ {"PNPC101"}, /* Standard 14400 bps Modem */
+ {"PNPC102"}, /* Standard 28800 bps Modem */
+ {"PNPC103"}, /* Standard Modem */
+ {"PNPC104"}, /* Standard 9600 bps Modem */
+ {"PNPC105"}, /* Standard 14400 bps Modem */
+ {"PNPC106"}, /* Standard 28800 bps Modem */
+ {"PNPC107"}, /* Standard Modem */
+ {"PNPC108"}, /* Standard 9600 bps Modem */
+ {"PNPC109"}, /* Standard 14400 bps Modem */
+ {"PNPC10A"}, /* Standard 28800 bps Modem */
+ {"PNPC10B"}, /* Standard Modem */
+ {"PNPC10C"}, /* Standard 9600 bps Modem */
+ {"PNPC10D"}, /* Standard 14400 bps Modem */
+ {"PNPC10E"}, /* Standard 28800 bps Modem */
+ {"PNPC10F"}, /* Standard Modem */
+ {"PNP2000"}, /* Standard PCMCIA Card Modem */
+ {"ROK0030"}, /* Rockwell 33.6 DPF Internal PnP, Modular Technology 33.6 Internal PnP */
+ {"ROK0100"}, /* KORTEX 14400 Externe PnP */
+ {"ROK4120"}, /* Rockwell 28.8 */
+ {"ROK4920"}, /* Viking 28.8 INTERNAL Fax+Data+Voice PnP */
+ {"RSS00A0"}, /* Rockwell 33.6 DPF External PnP, BT Prologue 33.6 External PnP, Modular Technology 33.6 External PnP */
+ {"RSS0262"}, /* Viking 56K FAX INT */
+ {"RSS0250"}, /* K56 par,VV,Voice,Speakphone,AudioSpan,PnP */
+ {"SUP1310"}, /* SupraExpress 28.8 Data/Fax PnP modem */
+ {"SUP1381"}, /* SupraExpress 336i PnP Voice Modem */
+ {"SUP1421"}, /* SupraExpress 33.6 Data/Fax PnP modem */
+ {"SUP1590"}, /* SupraExpress 33.6 Data/Fax PnP modem */
+ {"SUP1620"}, /* SupraExpress 336i Sp ASVD */
+ {"SUP1760"}, /* SupraExpress 33.6 Data/Fax PnP modem */
+ {"SUP2171"}, /* SupraExpress 56i Sp Intl */
+ {"TEX0011"}, /* Phoebe Micro 33.6 Data Fax 1433VQH Plug & Play */
+ {"UAC000F"}, /* Archtek SmartLink Modem 3334BT Plug & Play */
+ {"USR0000"}, /* 3Com Corp. Gateway Telepath IIvi 33.6 */
+ {"USR0002"}, /* U.S. Robotics Sporster 33.6K Fax INT PnP */
+ {"USR0004"}, /* Sportster Vi 14.4 PnP FAX Voicemail */
+ {"USR0006"}, /* U.S. Robotics 33.6K Voice INT PnP */
+ {"USR0007"}, /* U.S. Robotics 33.6K Voice EXT PnP */
+ {"USR0009"}, /* U.S. Robotics Courier V.Everything INT PnP */
+ {"USR2002"}, /* U.S. Robotics 33.6K Voice INT PnP */
+ {"USR2070"}, /* U.S. Robotics 56K Voice INT PnP */
+ {"USR2080"}, /* U.S. Robotics 56K Voice EXT PnP */
+ {"USR3031"}, /* U.S. Robotics 56K FAX INT */
+ {"USR3050"}, /* U.S. Robotics 56K FAX INT */
+ {"USR3070"}, /* U.S. Robotics 56K Voice INT PnP */
+ {"USR3080"}, /* U.S. Robotics 56K Voice EXT PnP */
+ {"USR3090"}, /* U.S. Robotics 56K Voice INT PnP */
+ {"USR9100"}, /* U.S. Robotics 56K Message */
+ {"USR9160"}, /* U.S. Robotics 56K FAX EXT PnP */
+ {"USR9170"}, /* U.S. Robotics 56K FAX INT PnP */
+ {"USR9180"}, /* U.S. Robotics 56K Voice EXT PnP */
+ {"USR9190"}, /* U.S. Robotics 56K Voice INT PnP */
+ {"WACFXXX"}, /* Wacom tablets */
+ {"FPI2002"}, /* Compaq touchscreen */
+ {"FUJ02B2"}, /* Fujitsu Stylistic touchscreens */
+ {"FUJ02B3"},
+ {"FUJ02B4"}, /* Fujitsu Stylistic LT touchscreens */
+ {"FUJ02B6"}, /* Passive Fujitsu Stylistic touchscreens */
+ {"FUJ02B7"},
+ {"FUJ02B8"},
+ {"FUJ02B9"},
+ {"FUJ02BC"},
+ {"FUJ02E5"}, /* Fujitsu Wacom Tablet PC device */
+ {"FUJ02E6"}, /* Fujitsu P-series tablet PC device */
+ {"FUJ02E7"}, /* Fujitsu Wacom 2FGT Tablet PC device */
+ {"FUJ02E9"}, /* Fujitsu Wacom 1FGT Tablet PC device */
+ {"LTS0001"}, /* LG C1 EXPRESS DUAL (C1-PB11A3) touch screen (actually a FUJ02E6 in disguise) */
+ {"WCI0003"}, /* Rockwell's (PORALiNK) 33600 INT PNP */
+ {"WEC1022"}, /* Winbond CIR port, should not be probed. We should keep track of it to prevent the legacy serial driver from probing it */
+ {"PNPCXXX"}, /* Unknown PnP modems */
+ {"PNPDXXX"}, /* More unknown PnP modems */
+ /* scl200wdt */
+ {"NSC0800"}, /* National Semiconductor PC87307/PC97307 watchdog component */
+ /* mpu401 */
+ {"PNPb006"},
+ /* cs423x-pnpbios */
+ {"CSC0100"},
+ {"CSC0000"},
+ {"GIM0100"}, /* Guillemot Turtlebeach something appears to be cs4232 compatible */
+ /* es18xx-pnpbios */
+ {"ESS1869"},
+ {"ESS1879"},
+ /* snd-opl3sa2-pnpbios */
+ {"YMH0021"},
+ {"NMX2210"}, /* Gateway Solo 2500 */
+ {""},
+};
+
+static bool is_hex_digit(char c)
+{
+ return (c >= 0 && c <= '9') || (c >= 'A' && c <= 'F');
+}
+
+static bool matching_id(char *idstr, char *list_id)
+{
+ int i;
+
+ if (memcmp(idstr, list_id, 3))
+ return false;
+
+ for (i = 3; i < 7; i++) {
+ char c = toupper(idstr[i]);
+
+ if (!is_hex_digit(c)
+ || (list_id[i] != 'X' && c != toupper(list_id[i])))
+ return false;
+ }
+ return true;
+}
+
+static bool acpi_pnp_match(char *idstr, const struct acpi_device_id **matchid)
+{
+ const struct acpi_device_id *devid;
+
+ for (devid = acpi_pnp_device_ids; devid->id[0]; devid++)
+ if (matching_id(idstr, (char *)devid->id)) {
+ if (matchid)
+ *matchid = devid;
+
+ return true;
+ }
+
+ return false;
+}
+
+static int acpi_pnp_attach(struct acpi_device *adev,
+ const struct acpi_device_id *id)
+{
+ return 1;
+}
+
+static struct acpi_scan_handler acpi_pnp_handler = {
+ .ids = acpi_pnp_device_ids,
+ .match = acpi_pnp_match,
+ .attach = acpi_pnp_attach,
+};
+
+/*
+ * For CMOS RTC devices, the PNP ACPI scan handler does not work, because
+ * there is a CMOS RTC ACPI scan handler installed already, so we need to
+ * check those devices and enumerate them to the PNP bus directly.
+ */
+static int is_cmos_rtc_device(struct acpi_device *adev)
+{
+ struct acpi_device_id ids[] = {
+ { "PNP0B00" },
+ { "PNP0B01" },
+ { "PNP0B02" },
+ {""},
+ };
+ return !acpi_match_device_ids(adev, ids);
+}
+
+bool acpi_is_pnp_device(struct acpi_device *adev)
+{
+ return adev->handler == &acpi_pnp_handler || is_cmos_rtc_device(adev);
+}
+EXPORT_SYMBOL_GPL(acpi_is_pnp_device);
+
+void __init acpi_pnp_init(void)
+{
+ acpi_scan_add_handler(&acpi_pnp_handler);
+}
diff --git a/drivers/acpi/internal.h b/drivers/acpi/internal.h
index bb7de413d06d..5c16cb6bc76d 100644
--- a/drivers/acpi/internal.h
+++ b/drivers/acpi/internal.h
@@ -30,6 +30,7 @@ void acpi_pci_root_init(void);
void acpi_pci_link_init(void);
void acpi_processor_init(void);
void acpi_platform_init(void);
+void acpi_pnp_init(void);
int acpi_sysfs_init(void);
#ifdef CONFIG_ACPI_CONTAINER
void acpi_container_init(void);
diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c
index e44438f7917b..19d524c5c0c8 100644
--- a/drivers/acpi/scan.c
+++ b/drivers/acpi/scan.c
@@ -2253,6 +2253,7 @@ int __init acpi_scan_init(void)
acpi_cmos_rtc_init();
acpi_container_init();
acpi_memory_hotplug_init();
+ acpi_pnp_init();
mutex_lock(&acpi_scan_lock);
/*
diff --git a/drivers/pnp/pnpacpi/core.c b/drivers/pnp/pnpacpi/core.c
index c31aa07b3ba5..b81448b2c75d 100644
--- a/drivers/pnp/pnpacpi/core.c
+++ b/drivers/pnp/pnpacpi/core.c
@@ -30,26 +30,6 @@
static int num;
-/* We need only to blacklist devices that have already an acpi driver that
- * can't use pnp layer. We don't need to blacklist device that are directly
- * used by the kernel (PCI root, ...), as it is harmless and there were
- * already present in pnpbios. But there is an exception for devices that
- * have irqs (PIC, Timer) because we call acpi_register_gsi.
- * Finally, only devices that have a CRS method need to be in this list.
- */
-static struct acpi_device_id excluded_id_list[] __initdata = {
- {"PNP0C09", 0}, /* EC */
- {"PNP0C0F", 0}, /* Link device */
- {"PNP0000", 0}, /* PIC */
- {"PNP0100", 0}, /* Timer */
- {"", 0},
-};
-
-static inline int __init is_exclusive_device(struct acpi_device *dev)
-{
- return (!acpi_match_device_ids(dev, excluded_id_list));
-}
-
/*
* Compatible Device IDs
*/
@@ -266,7 +246,7 @@ static int __init pnpacpi_add_device(struct acpi_device *device)
if (!pnpid)
return 0;
- if (is_exclusive_device(device) || !device->status.present)
+ if (!device->status.present)
return 0;
dev = pnp_alloc_dev(&pnpacpi_protocol, num, pnpid);
@@ -326,10 +306,10 @@ static acpi_status __init pnpacpi_add_device_handler(acpi_handle handle,
{
struct acpi_device *device;
- if (!acpi_bus_get_device(handle, &device))
- pnpacpi_add_device(device);
- else
+ if (acpi_bus_get_device(handle, &device))
return AE_CTRL_DEPTH;
+ if (acpi_is_pnp_device(device))
+ pnpacpi_add_device(device);
return AE_OK;
}
diff --git a/include/linux/acpi.h b/include/linux/acpi.h
index 4c007262e891..0b9927f4edd2 100644
--- a/include/linux/acpi.h
+++ b/include/linux/acpi.h
@@ -184,6 +184,8 @@ extern int ec_transaction(u8 command,
u8 *rdata, unsigned rdata_len);
extern acpi_handle ec_get_handle(void);
+extern bool acpi_is_pnp_device(struct acpi_device *);
+
#if defined(CONFIG_ACPI_WMI) || defined(CONFIG_ACPI_WMI_MODULE)
typedef void (*wmi_notify_handler) (u32 value, void *context);
generated by cgit (git 2.34.1) at 2024-05-28 01:05:49 +0000