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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
commit2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch)
tree848558de17fb3008cdf4d861b01ac7781903ce39 /drivers/acpi/x86/utils.c
parentInitial commit. (diff)
downloadlinux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz
linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip
Adding upstream version 6.1.76.upstream/6.1.76
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r--drivers/acpi/x86/utils.c454
1 files changed, 454 insertions, 0 deletions
diff --git a/drivers/acpi/x86/utils.c b/drivers/acpi/x86/utils.c
new file mode 100644
index 000000000..e45285d4e
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+++ b/drivers/acpi/x86/utils.c
@@ -0,0 +1,454 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * X86 ACPI Utility Functions
+ *
+ * Copyright (C) 2017 Hans de Goede <hdegoede@redhat.com>
+ *
+ * Based on various non upstream patches to support the CHT Whiskey Cove PMIC:
+ * Copyright (C) 2013-2015 Intel Corporation. All rights reserved.
+ */
+
+#define pr_fmt(fmt) "ACPI: " fmt
+
+#include <linux/acpi.h>
+#include <linux/dmi.h>
+#include <linux/platform_device.h>
+#include <asm/cpu_device_id.h>
+#include <asm/intel-family.h>
+#include "../internal.h"
+
+/*
+ * Some ACPI devices are hidden (status == 0x0) in recent BIOS-es because
+ * some recent Windows drivers bind to one device but poke at multiple
+ * devices at the same time, so the others get hidden.
+ *
+ * Some BIOS-es (temporarily) hide specific APCI devices to work around Windows
+ * driver bugs. We use DMI matching to match known cases of this.
+ *
+ * Likewise sometimes some not-actually present devices are sometimes
+ * reported as present, which may cause issues.
+ *
+ * We work around this by using the below quirk list to override the status
+ * reported by the _STA method with a fixed value (ACPI_STA_DEFAULT or 0).
+ * Note this MUST only be done for devices where this is safe.
+ *
+ * This status overriding is limited to specific CPU (SoC) models both to
+ * avoid potentially causing trouble on other models and because some HIDs
+ * are re-used on different SoCs for completely different devices.
+ */
+struct override_status_id {
+ struct acpi_device_id hid[2];
+ struct x86_cpu_id cpu_ids[2];
+ struct dmi_system_id dmi_ids[2]; /* Optional */
+ const char *uid;
+ const char *path;
+ unsigned long long status;
+};
+
+#define ENTRY(status, hid, uid, path, cpu_model, dmi...) { \
+ { { hid, }, {} }, \
+ { X86_MATCH_INTEL_FAM6_MODEL(cpu_model, NULL), {} }, \
+ { { .matches = dmi }, {} }, \
+ uid, \
+ path, \
+ status, \
+}
+
+#define PRESENT_ENTRY_HID(hid, uid, cpu_model, dmi...) \
+ ENTRY(ACPI_STA_DEFAULT, hid, uid, NULL, cpu_model, dmi)
+
+#define NOT_PRESENT_ENTRY_HID(hid, uid, cpu_model, dmi...) \
+ ENTRY(0, hid, uid, NULL, cpu_model, dmi)
+
+#define PRESENT_ENTRY_PATH(path, cpu_model, dmi...) \
+ ENTRY(ACPI_STA_DEFAULT, "", NULL, path, cpu_model, dmi)
+
+#define NOT_PRESENT_ENTRY_PATH(path, cpu_model, dmi...) \
+ ENTRY(0, "", NULL, path, cpu_model, dmi)
+
+static const struct override_status_id override_status_ids[] = {
+ /*
+ * Bay / Cherry Trail PWM directly poked by GPU driver in win10,
+ * but Linux uses a separate PWM driver, harmless if not used.
+ */
+ PRESENT_ENTRY_HID("80860F09", "1", ATOM_SILVERMONT, {}),
+ PRESENT_ENTRY_HID("80862288", "1", ATOM_AIRMONT, {}),
+
+ /* The Xiaomi Mi Pad 2 uses PWM2 for touchkeys backlight control */
+ PRESENT_ENTRY_HID("80862289", "2", ATOM_AIRMONT, {
+ DMI_MATCH(DMI_SYS_VENDOR, "Xiaomi Inc"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Mipad2"),
+ }),
+
+ /*
+ * The INT0002 device is necessary to clear wakeup interrupt sources
+ * on Cherry Trail devices, without it we get nobody cared IRQ msgs.
+ */
+ PRESENT_ENTRY_HID("INT0002", "1", ATOM_AIRMONT, {}),
+ /*
+ * On the Dell Venue 11 Pro 7130 and 7139, the DSDT hides
+ * the touchscreen ACPI device until a certain time
+ * after _SB.PCI0.GFX0.LCD.LCD1._ON gets called has passed
+ * *and* _STA has been called at least 3 times since.
+ */
+ PRESENT_ENTRY_HID("SYNA7500", "1", HASWELL_L, {
+ DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Venue 11 Pro 7130"),
+ }),
+ PRESENT_ENTRY_HID("SYNA7500", "1", HASWELL_L, {
+ DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Venue 11 Pro 7139"),
+ }),
+
+ /*
+ * The GPD win BIOS dated 20170221 has disabled the accelerometer, the
+ * drivers sometimes cause crashes under Windows and this is how the
+ * manufacturer has solved this :| The DMI match may not seem unique,
+ * but it is. In the 67000+ DMI decode dumps from linux-hardware.org
+ * only 116 have board_vendor set to "AMI Corporation" and of those 116
+ * only the GPD win and pocket entries' board_name is "Default string".
+ *
+ * Unfortunately the GPD pocket also uses these strings and its BIOS
+ * was copy-pasted from the GPD win, so it has a disabled KIOX000A
+ * node which we should not enable, thus we also check the BIOS date.
+ */
+ PRESENT_ENTRY_HID("KIOX000A", "1", ATOM_AIRMONT, {
+ DMI_MATCH(DMI_BOARD_VENDOR, "AMI Corporation"),
+ DMI_MATCH(DMI_BOARD_NAME, "Default string"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Default string"),
+ DMI_MATCH(DMI_BIOS_DATE, "02/21/2017")
+ }),
+ PRESENT_ENTRY_HID("KIOX000A", "1", ATOM_AIRMONT, {
+ DMI_MATCH(DMI_BOARD_VENDOR, "AMI Corporation"),
+ DMI_MATCH(DMI_BOARD_NAME, "Default string"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Default string"),
+ DMI_MATCH(DMI_BIOS_DATE, "03/20/2017")
+ }),
+ PRESENT_ENTRY_HID("KIOX000A", "1", ATOM_AIRMONT, {
+ DMI_MATCH(DMI_BOARD_VENDOR, "AMI Corporation"),
+ DMI_MATCH(DMI_BOARD_NAME, "Default string"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Default string"),
+ DMI_MATCH(DMI_BIOS_DATE, "05/25/2017")
+ }),
+
+ /*
+ * The GPD win/pocket have a PCI wifi card, but its DSDT has the SDIO
+ * mmc controller enabled and that has a child-device which _PS3
+ * method sets a GPIO causing the PCI wifi card to turn off.
+ * See above remark about uniqueness of the DMI match.
+ */
+ NOT_PRESENT_ENTRY_PATH("\\_SB_.PCI0.SDHB.BRC1", ATOM_AIRMONT, {
+ DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "AMI Corporation"),
+ DMI_EXACT_MATCH(DMI_BOARD_NAME, "Default string"),
+ DMI_EXACT_MATCH(DMI_BOARD_SERIAL, "Default string"),
+ DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Default string"),
+ }),
+};
+
+bool acpi_device_override_status(struct acpi_device *adev, unsigned long long *status)
+{
+ bool ret = false;
+ unsigned int i;
+
+ for (i = 0; i < ARRAY_SIZE(override_status_ids); i++) {
+ if (!x86_match_cpu(override_status_ids[i].cpu_ids))
+ continue;
+
+ if (override_status_ids[i].dmi_ids[0].matches[0].slot &&
+ !dmi_check_system(override_status_ids[i].dmi_ids))
+ continue;
+
+ if (override_status_ids[i].path) {
+ struct acpi_buffer path = { ACPI_ALLOCATE_BUFFER, NULL };
+ bool match;
+
+ if (acpi_get_name(adev->handle, ACPI_FULL_PATHNAME, &path))
+ continue;
+
+ match = strcmp((char *)path.pointer, override_status_ids[i].path) == 0;
+ kfree(path.pointer);
+
+ if (!match)
+ continue;
+ } else {
+ if (acpi_match_device_ids(adev, override_status_ids[i].hid))
+ continue;
+
+ if (!adev->pnp.unique_id ||
+ strcmp(adev->pnp.unique_id, override_status_ids[i].uid))
+ continue;
+ }
+
+ *status = override_status_ids[i].status;
+ ret = true;
+ break;
+ }
+
+ return ret;
+}
+
+/*
+ * AMD systems from Renoir and Lucienne *require* that the NVME controller
+ * is put into D3 over a Modern Standby / suspend-to-idle cycle.
+ *
+ * This is "typically" accomplished using the `StorageD3Enable`
+ * property in the _DSD that is checked via the `acpi_storage_d3` function
+ * but this property was introduced after many of these systems launched
+ * and most OEM systems don't have it in their BIOS.
+ *
+ * The Microsoft documentation for StorageD3Enable mentioned that Windows has
+ * a hardcoded allowlist for D3 support, which was used for these platforms.
+ *
+ * This allows quirking on Linux in a similar fashion.
+ *
+ * Cezanne systems shouldn't *normally* need this as the BIOS includes
+ * StorageD3Enable. But for two reasons we have added it.
+ * 1) The BIOS on a number of Dell systems have ambiguity
+ * between the same value used for _ADR on ACPI nodes GPP1.DEV0 and GPP1.NVME.
+ * GPP1.NVME is needed to get StorageD3Enable node set properly.
+ * https://bugzilla.kernel.org/show_bug.cgi?id=216440
+ * https://bugzilla.kernel.org/show_bug.cgi?id=216773
+ * https://bugzilla.kernel.org/show_bug.cgi?id=217003
+ * 2) On at least one HP system StorageD3Enable is missing on the second NVME
+ disk in the system.
+ */
+static const struct x86_cpu_id storage_d3_cpu_ids[] = {
+ X86_MATCH_VENDOR_FAM_MODEL(AMD, 23, 96, NULL), /* Renoir */
+ X86_MATCH_VENDOR_FAM_MODEL(AMD, 23, 104, NULL), /* Lucienne */
+ X86_MATCH_VENDOR_FAM_MODEL(AMD, 25, 80, NULL), /* Cezanne */
+ {}
+};
+
+bool force_storage_d3(void)
+{
+ return x86_match_cpu(storage_d3_cpu_ids);
+}
+
+/*
+ * x86 ACPI boards which ship with only Android as their factory image usually
+ * declare a whole bunch of bogus I2C devices in their ACPI tables and sometimes
+ * there are issues with serdev devices on these boards too, e.g. the resource
+ * points to the wrong serdev_controller.
+ *
+ * Instantiating I2C / serdev devs for these bogus devs causes various issues,
+ * e.g. GPIO/IRQ resource conflicts because sometimes drivers do bind to them.
+ * The Android x86 kernel fork shipped on these devices has some special code
+ * to remove the bogus I2C clients (and AFAICT serdevs are ignored completely).
+ *
+ * The acpi_quirk_skip_*_enumeration() functions below are used by the I2C or
+ * serdev code to skip instantiating any I2C or serdev devs on broken boards.
+ *
+ * In case of I2C an exception is made for HIDs on the i2c_acpi_known_good_ids
+ * list. These are known to always be correct (and in case of the audio-codecs
+ * the drivers heavily rely on the codec being enumerated through ACPI).
+ *
+ * Note these boards typically do actually have I2C and serdev devices,
+ * just different ones then the ones described in their DSDT. The devices
+ * which are actually present are manually instantiated by the
+ * drivers/platform/x86/x86-android-tablets.c kernel module.
+ */
+#define ACPI_QUIRK_SKIP_I2C_CLIENTS BIT(0)
+#define ACPI_QUIRK_UART1_TTY_UART2_SKIP BIT(1)
+#define ACPI_QUIRK_SKIP_ACPI_AC_AND_BATTERY BIT(2)
+#define ACPI_QUIRK_USE_ACPI_AC_AND_BATTERY BIT(3)
+
+static const struct dmi_system_id acpi_quirk_skip_dmi_ids[] = {
+ /*
+ * 1. Devices with only the skip / don't-skip AC and battery quirks,
+ * sorted alphabetically.
+ */
+ {
+ /* ECS EF20EA, AXP288 PMIC but uses separate fuel-gauge */
+ .matches = {
+ DMI_MATCH(DMI_PRODUCT_NAME, "EF20EA"),
+ },
+ .driver_data = (void *)ACPI_QUIRK_USE_ACPI_AC_AND_BATTERY
+ },
+ {
+ /* Lenovo Ideapad Miix 320, AXP288 PMIC, separate fuel-gauge */
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "80XF"),
+ DMI_MATCH(DMI_PRODUCT_VERSION, "Lenovo MIIX 320-10ICR"),
+ },
+ .driver_data = (void *)ACPI_QUIRK_USE_ACPI_AC_AND_BATTERY
+ },
+
+ /*
+ * 2. Devices which also have the skip i2c/serdev quirks and which
+ * need the x86-android-tablets module to properly work.
+ */
+#if IS_ENABLED(CONFIG_X86_ANDROID_TABLETS)
+ {
+ .matches = {
+ DMI_EXACT_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
+ DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "ME176C"),
+ },
+ .driver_data = (void *)(ACPI_QUIRK_SKIP_I2C_CLIENTS |
+ ACPI_QUIRK_UART1_TTY_UART2_SKIP |
+ ACPI_QUIRK_SKIP_ACPI_AC_AND_BATTERY),
+ },
+ {
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "TF103C"),
+ },
+ .driver_data = (void *)(ACPI_QUIRK_SKIP_I2C_CLIENTS |
+ ACPI_QUIRK_SKIP_ACPI_AC_AND_BATTERY),
+ },
+ {
+ /* Lenovo Yoga Tablet 2 1050F/L */
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Intel Corp."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "VALLEYVIEW C0 PLATFORM"),
+ DMI_MATCH(DMI_BOARD_NAME, "BYT-T FFD8"),
+ /* Partial match on beginning of BIOS version */
+ DMI_MATCH(DMI_BIOS_VERSION, "BLADE_21"),
+ },
+ .driver_data = (void *)(ACPI_QUIRK_SKIP_I2C_CLIENTS |
+ ACPI_QUIRK_SKIP_ACPI_AC_AND_BATTERY),
+ },
+ {
+ /* Lenovo Yoga Tab 3 Pro X90F */
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Intel Corporation"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "CHERRYVIEW D1 PLATFORM"),
+ DMI_MATCH(DMI_PRODUCT_VERSION, "Blade3-10A-001"),
+ },
+ .driver_data = (void *)(ACPI_QUIRK_SKIP_I2C_CLIENTS |
+ ACPI_QUIRK_SKIP_ACPI_AC_AND_BATTERY),
+ },
+ {
+ /* Medion Lifetab S10346 */
+ .matches = {
+ DMI_MATCH(DMI_BOARD_VENDOR, "AMI Corporation"),
+ DMI_MATCH(DMI_BOARD_NAME, "Aptio CRB"),
+ /* Way too generic, also match on BIOS data */
+ DMI_MATCH(DMI_BIOS_DATE, "10/22/2015"),
+ },
+ .driver_data = (void *)(ACPI_QUIRK_SKIP_I2C_CLIENTS |
+ ACPI_QUIRK_SKIP_ACPI_AC_AND_BATTERY),
+ },
+ {
+ /* Nextbook Ares 8 */
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Insyde"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "M890BAP"),
+ },
+ .driver_data = (void *)(ACPI_QUIRK_SKIP_I2C_CLIENTS |
+ ACPI_QUIRK_SKIP_ACPI_AC_AND_BATTERY),
+ },
+ {
+ /* Whitelabel (sold as various brands) TM800A550L */
+ .matches = {
+ DMI_MATCH(DMI_BOARD_VENDOR, "AMI Corporation"),
+ DMI_MATCH(DMI_BOARD_NAME, "Aptio CRB"),
+ /* Above strings are too generic, also match on BIOS version */
+ DMI_MATCH(DMI_BIOS_VERSION, "ZY-8-BI-PX4S70VTR400-X423B-005-D"),
+ },
+ .driver_data = (void *)(ACPI_QUIRK_SKIP_I2C_CLIENTS |
+ ACPI_QUIRK_SKIP_ACPI_AC_AND_BATTERY),
+ },
+#endif
+ {}
+};
+
+#if IS_ENABLED(CONFIG_X86_ANDROID_TABLETS)
+static const struct acpi_device_id i2c_acpi_known_good_ids[] = {
+ { "10EC5640", 0 }, /* RealTek ALC5640 audio codec */
+ { "INT33F4", 0 }, /* X-Powers AXP288 PMIC */
+ { "INT33FD", 0 }, /* Intel Crystal Cove PMIC */
+ { "INT34D3", 0 }, /* Intel Whiskey Cove PMIC */
+ { "NPCE69A", 0 }, /* Asus Transformer keyboard dock */
+ {}
+};
+
+bool acpi_quirk_skip_i2c_client_enumeration(struct acpi_device *adev)
+{
+ const struct dmi_system_id *dmi_id;
+ long quirks;
+
+ dmi_id = dmi_first_match(acpi_quirk_skip_dmi_ids);
+ if (!dmi_id)
+ return false;
+
+ quirks = (unsigned long)dmi_id->driver_data;
+ if (!(quirks & ACPI_QUIRK_SKIP_I2C_CLIENTS))
+ return false;
+
+ return acpi_match_device_ids(adev, i2c_acpi_known_good_ids);
+}
+EXPORT_SYMBOL_GPL(acpi_quirk_skip_i2c_client_enumeration);
+
+int acpi_quirk_skip_serdev_enumeration(struct device *controller_parent, bool *skip)
+{
+ struct acpi_device *adev = ACPI_COMPANION(controller_parent);
+ const struct dmi_system_id *dmi_id;
+ long quirks = 0;
+ u64 uid;
+ int ret;
+
+ *skip = false;
+
+ ret = acpi_dev_uid_to_integer(adev, &uid);
+ if (ret)
+ return 0;
+
+ /* to not match on PNP enumerated debug UARTs */
+ if (!dev_is_platform(controller_parent))
+ return 0;
+
+ dmi_id = dmi_first_match(acpi_quirk_skip_dmi_ids);
+ if (dmi_id)
+ quirks = (unsigned long)dmi_id->driver_data;
+
+ if (quirks & ACPI_QUIRK_UART1_TTY_UART2_SKIP) {
+ if (uid == 1)
+ return -ENODEV; /* Create tty cdev instead of serdev */
+
+ if (uid == 2)
+ *skip = true;
+ }
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(acpi_quirk_skip_serdev_enumeration);
+#endif
+
+/* Lists of PMIC ACPI HIDs with an (often better) native charger driver */
+static const struct {
+ const char *hid;
+ int hrv;
+} acpi_skip_ac_and_battery_pmic_ids[] = {
+ { "INT33F4", -1 }, /* X-Powers AXP288 PMIC */
+ { "INT34D3", 3 }, /* Intel Cherrytrail Whiskey Cove PMIC */
+};
+
+bool acpi_quirk_skip_acpi_ac_and_battery(void)
+{
+ const struct dmi_system_id *dmi_id;
+ long quirks = 0;
+ int i;
+
+ dmi_id = dmi_first_match(acpi_quirk_skip_dmi_ids);
+ if (dmi_id)
+ quirks = (unsigned long)dmi_id->driver_data;
+
+ if (quirks & ACPI_QUIRK_SKIP_ACPI_AC_AND_BATTERY)
+ return true;
+
+ if (quirks & ACPI_QUIRK_USE_ACPI_AC_AND_BATTERY)
+ return false;
+
+ for (i = 0; i < ARRAY_SIZE(acpi_skip_ac_and_battery_pmic_ids); i++) {
+ if (acpi_dev_present(acpi_skip_ac_and_battery_pmic_ids[i].hid, "1",
+ acpi_skip_ac_and_battery_pmic_ids[i].hrv)) {
+ pr_info_once("found native %s PMIC, skipping ACPI AC and battery devices\n",
+ acpi_skip_ac_and_battery_pmic_ids[i].hid);
+ return true;
+ }
+ }
+
+ return false;
+}
+EXPORT_SYMBOL_GPL(acpi_quirk_skip_acpi_ac_and_battery);