Merge tag 'platform-drivers-x86-v6.2-1' of...

Merge tag 'platform-drivers-x86-v6.2-1' of git://git.kernel.org/pub/scm/linux/kernel/git/pdx86/platform-drivers-x86

Pull x86 platform driver updates from Hans de Goede:

 - Intel:
      - PMC: Add support for Meteor Lake
      - Intel On Demand: various updates

 - Ideapad-laptop:
      - Add support for various Fn keys on new models
      - Fix touchpad on/off handling in a generic way to avoid having to
        add more and more quirks

 - Android x86 tablets:
      - Add support for two more X86 Android tablet models

 - New Dell WMI DDV driver

 - Miscellaneous cleanups and small bugfixes

* tag 'platform-drivers-x86-v6.2-1' of git://git.kernel.org/pub/scm/linux/kernel/git/pdx86/platform-drivers-x86: (52 commits)
  platform/mellanox: mlxbf-pmc: Fix event typo
  platform/x86: intel_scu_ipc: fix possible name leak in __intel_scu_ipc_register()
  platform/x86: sony-laptop: Convert to use sysfs_emit_at() API
  platform/x86/dell: alienware-wmi: Use sysfs_emit() instead of scnprintf()
  platform/x86: uv_sysfs: Use sysfs_emit() instead of scnprintf()
  platform/x86: mxm-wmi: fix memleak in mxm_wmi_call_mx[ds|mx]()
  platform/x86: x86-android-tablets: Add Advantech MICA-071 extra button
  platform/x86: x86-android-tablets: Add Lenovo Yoga Tab 3 (YT3-X90F) charger + fuel-gauge data
  platform/x86: x86-android-tablets: Add Medion Lifetab S10346 data
  platform/x86: wireless-hotkey: use ACPI HID as phys
  platform/x86/intel/hid: Add module-params for 5 button array + SW_TABLET_MODE reporting
  platform/x86: ideapad-laptop: Make touchpad_ctrl_via_ec a module option
  platform/x86: ideapad-laptop: Stop writing VPCCMD_W_TOUCHPAD at probe time
  platform/x86: ideapad-laptop: Send KEY_TOUCHPAD_TOGGLE on some models
  platform/x86: ideapad-laptop: Only toggle ps2 aux port on/off on select models
  platform/x86: ideapad-laptop: Do not send KEY_TOUCHPAD* events on probe / resume
  platform/x86: ideapad-laptop: Refactor ideapad_sync_touchpad_state()
  tools/arch/x86: intel_sdsi: Add support for reading meter certificates
  tools/arch/x86: intel_sdsi: Add support for new GUID
  tools/arch/x86: intel_sdsi: Read more On Demand registers
  ...

Documentation/ABI/testing/debugfs-dell-wmi-ddv

+What:		/sys/kernel/debug/dell-wmi-ddv-<wmi_device_name>/fan_sensor_information
+Date:		September 2022
+KernelVersion:	6.1
+Contact:	Armin Wolf <W_Armin@gmx.de>
+Description:
+		This file contains the contents of the fan sensor information buffer,
+		which contains fan sensor entries and a terminating character (0xFF).
+
+		Each fan sensor entry consists of three bytes with an unknown meaning,
+		interested people may use this file for reverse-engineering.
+
+What:		/sys/kernel/debug/dell-wmi-ddv-<wmi_device_name>/thermal_sensor_information
+Date:		September 2022
+KernelVersion:	6.1
+Contact:	Armin Wolf <W_Armin@gmx.de>
+Description:
+		This file contains the contents of the thermal sensor information buffer,
+		which contains thermal sensor entries and a terminating character (0xFF).
+
+		Each thermal sensor entry consists of five bytes with an unknown meaning,
+		interested people may use this file for reverse-engineering.

Documentation/ABI/testing/sysfs-driver-intel_sdsi

@@ -4,21 +4,21 @@ KernelVersion:	5.18
 Contact:	"David E. Box" <david.e.box@linux.intel.com>
 Description:
 		This directory contains interface files for accessing Intel
-		Software Defined Silicon (SDSi) features on a CPU. X
-		represents the socket instance (though not the socket ID).
-		The socket ID is determined by reading the registers file
-		and decoding it per the specification.
+		On Demand (formerly Software Defined Silicon or SDSi) features
+		on a CPU. X represents the socket instance (though not the
+		socket ID). The socket ID is determined by reading the
+		registers file and decoding it per the specification.
 
-		Some files communicate with SDSi hardware through a mailbox.
-		Should the operation fail, one of the following error codes
-		may be returned:
+		Some files communicate with On Demand hardware through a
+		mailbox. Should the operation fail, one of the following error
+		codes may be returned:
 
 		==========	=====
 		Error Code	Cause
 		==========	=====
 		EIO		General mailbox failure. Log may indicate cause.
 		EBUSY		Mailbox is owned by another agent.
-		EPERM		SDSI capability is not enabled in hardware.
+		EPERM		On Demand capability is not enabled in hardware.
 		EPROTO		Failure in mailbox protocol detected by driver.
 				See log for details.
 		EOVERFLOW	For provision commands, the size of the data
@@ -54,8 +54,8 @@ KernelVersion:	5.18
 Contact:	"David E. Box" <david.e.box@linux.intel.com>
 Description:
 		(WO) Used to write an Authentication Key Certificate (AKC) to
-		the SDSi NVRAM for the CPU. The AKC is used to authenticate a
-		Capability Activation Payload. Mailbox command.
+		the On Demand NVRAM for the CPU. The AKC is used to authenticate
+		a Capability Activation Payload. Mailbox command.
 
 What:		/sys/bus/auxiliary/devices/intel_vsec.sdsi.X/provision_cap
 Date:		Feb 2022
@@ -63,17 +63,28 @@ KernelVersion:	5.18
 Contact:	"David E. Box" <david.e.box@linux.intel.com>
 Description:
 		(WO) Used to write a Capability Activation Payload (CAP) to the
-		SDSi NVRAM for the CPU. CAPs are used to activate a given CPU
-		feature. A CAP is validated by SDSi hardware using a previously
-		provisioned AKC file. Upon successful authentication, the CPU
-		configuration is updated. A cold reboot is required to fully
-		activate the feature. Mailbox command.
+		On Demand NVRAM for the CPU. CAPs are used to activate a given
+		CPU feature. A CAP is validated by On Demand hardware using a
+		previously provisioned AKC file. Upon successful authentication,
+		the CPU configuration is updated. A cold reboot is required to
+		fully activate the feature. Mailbox command.
+
+What:		/sys/bus/auxiliary/devices/intel_vsec.sdsi.X/meter_certificate
+Date:		Nov 2022
+KernelVersion:	6.2
+Contact:	"David E. Box" <david.e.box@linux.intel.com>
+Description:
+		(RO) Used to read back the current meter certificate for the CPU
+		from Intel On Demand hardware. The meter certificate contains
+		utilization metrics of On Demand enabled features. Mailbox
+		command.
 
 What:		/sys/bus/auxiliary/devices/intel_vsec.sdsi.X/state_certificate
 Date:		Feb 2022
 KernelVersion:	5.18
 Contact:	"David E. Box" <david.e.box@linux.intel.com>
 Description:
-		(RO) Used to read back the current State Certificate for the CPU
-		from SDSi hardware. The State Certificate contains information
-		about the current licenses on the CPU. Mailbox command.
+		(RO) Used to read back the current state certificate for the CPU
+		from On Demand hardware. The state certificate contains
+		information about the current licenses on the CPU. Mailbox
+		command.

Documentation/ABI/testing/sysfs-platform-dell-wmi-ddv

+What:		/sys/class/power_supply/<battery_name>/eppid
+Date:		September 2022
+KernelVersion:	6.1
+Contact:	Armin Wolf <W_Armin@gmx.de>
+Description:
+		Reports the Dell ePPID (electronic Dell Piece Part Identification)
+		of the ACPI battery.

MAINTAINERS

@@ -5867,6 +5867,13 @@ L:	Dell.Client.Kernel@dell.com
 S:	Maintained
 F:	drivers/platform/x86/dell/dell-wmi-descriptor.c
 
+DELL WMI DDV DRIVER
+M:	Armin Wolf <W_Armin@gmx.de>
+S:	Maintained
+F:	Documentation/ABI/testing/debugfs-dell-wmi-ddv
+F:	Documentation/ABI/testing/sysfs-platform-dell-wmi-ddv
+F:	drivers/platform/x86/dell/dell-wmi-ddv.c
+
 DELL WMI SYSMAN DRIVER
 M:	Divya Bharathi <divya.bharathi@dell.com>
 M:	Prasanth Ksr <prasanth.ksr@dell.com>
@@ -9376,7 +9383,7 @@ F:	drivers/net/wireless/intersil/hostap/
 HP COMPAQ TC1100 TABLET WMI EXTRAS DRIVER
 L:	platform-driver-x86@vger.kernel.org
 S:	Orphan
-F:	drivers/platform/x86/tc1100-wmi.c
+F:	drivers/platform/x86/hp/tc1100-wmi.c
 
 HPET:	High Precision Event Timers driver
 M:	Clemens Ladisch <clemens@ladisch.de>
@@ -11870,7 +11877,7 @@ M:	Eric Piel <eric.piel@tremplin-utc.net>
 S:	Maintained
 F:	Documentation/misc-devices/lis3lv02d.rst
 F:	drivers/misc/lis3lv02d/
-F:	drivers/platform/x86/hp_accel.c
+F:	drivers/platform/x86/hp/hp_accel.c
 
 LIST KUNIT TEST
 M:	David Gow <davidgow@google.com>

drivers/acpi/battery.c

@@ -696,7 +696,7 @@ static void __battery_hook_unregister(struct acpi_battery_hook *hook, int lock)
 	if (lock)
 		mutex_lock(&hook_mutex);
 	list_for_each_entry(battery, &acpi_battery_list, list) {
-		hook->remove_battery(battery->bat);
+		hook->remove_battery(battery->bat, hook);
 	}
 	list_del(&hook->list);
 	if (lock)
@@ -724,7 +724,7 @@ void battery_hook_register(struct acpi_battery_hook *hook)
 	 * its attributes.
 	 */
 	list_for_each_entry(battery, &acpi_battery_list, list) {
-		if (hook->add_battery(battery->bat)) {
+		if (hook->add_battery(battery->bat, hook)) {
 			/*
 			 * If a add-battery returns non-zero,
 			 * the registration of the extension has failed,
@@ -762,7 +762,7 @@ static void battery_hook_add_battery(struct acpi_battery *battery)
 	 * during the battery module initialization.
 	 */
 	list_for_each_entry_safe(hook_node, tmp, &battery_hook_list, list) {
-		if (hook_node->add_battery(battery->bat)) {
+		if (hook_node->add_battery(battery->bat, hook_node)) {
 			/*
 			 * The notification of the extensions has failed, to
 			 * prevent further errors we will unload the extension.
@@ -785,7 +785,7 @@ static void battery_hook_remove_battery(struct acpi_battery *battery)
 	 * custom attributes from the battery.
 	 */
 	list_for_each_entry(hook, &battery_hook_list, list) {
-		hook->remove_battery(battery->bat);
+		hook->remove_battery(battery->bat, hook);
 	}
 	/* Then, just remove the battery from the list */
 	list_del(&battery->list);

drivers/platform/mellanox/mlxbf-pmc.c

@@ -358,7 +358,7 @@ static const struct mlxbf_pmc_events mlxbf_pmc_hnfnet_events[] = {
 	{ 0x32, "DDN_DIAG_W_INGRESS" },
 	{ 0x33, "DDN_DIAG_C_INGRESS" },
 	{ 0x34, "DDN_DIAG_CORE_SENT" },
-	{ 0x35, "NDN_DIAG_S_OUT_OF_CRED" },
+	{ 0x35, "NDN_DIAG_N_OUT_OF_CRED" },
 	{ 0x36, "NDN_DIAG_S_OUT_OF_CRED" },
 	{ 0x37, "NDN_DIAG_E_OUT_OF_CRED" },
 	{ 0x38, "NDN_DIAG_W_OUT_OF_CRED" },

drivers/platform/mellanox/mlxbf-tmfifo-regs.h

@@ -60,4 +60,14 @@
 #define MLXBF_TMFIFO_RX_CTL__MAX_ENTRIES_RMASK		GENMASK_ULL(8, 0)
 #define MLXBF_TMFIFO_RX_CTL__MAX_ENTRIES_MASK		GENMASK_ULL(40, 32)
 
+/* BF3 register offsets within resource 0. */
+#define MLXBF_TMFIFO_RX_DATA_BF3	0x0000
+#define MLXBF_TMFIFO_TX_DATA_BF3	0x1000
+
+/* BF3 register offsets within resource 1. */
+#define MLXBF_TMFIFO_RX_STS_BF3		0x0000
+#define MLXBF_TMFIFO_RX_CTL_BF3		0x0008
+#define MLXBF_TMFIFO_TX_STS_BF3		0x0100
+#define MLXBF_TMFIFO_TX_CTL_BF3		0x0108
+
 #endif /* !defined(__MLXBF_TMFIFO_REGS_H__) */

drivers/platform/mellanox/mlxbf-tmfifo.c

@@ -47,6 +47,9 @@
 /* Message with data needs at least two words (for header & data). */
 #define MLXBF_TMFIFO_DATA_MIN_WORDS		2
 
+/* ACPI UID for BlueField-3. */
+#define TMFIFO_BF3_UID				1
+
 struct mlxbf_tmfifo;
 
 /**
@@ -136,12 +139,26 @@ struct mlxbf_tmfifo_irq_info {
 	int index;
 };
 
+/**
+ * mlxbf_tmfifo_io - Structure of the TmFifo IO resource (for both rx & tx)
+ * @ctl: control register offset (TMFIFO_RX_CTL / TMFIFO_TX_CTL)
+ * @sts: status register offset (TMFIFO_RX_STS / TMFIFO_TX_STS)
+ * @data: data register offset (TMFIFO_RX_DATA / TMFIFO_TX_DATA)
+ */
+struct mlxbf_tmfifo_io {
+	void __iomem *ctl;
+	void __iomem *sts;
+	void __iomem *data;
+};
+
 /**
  * mlxbf_tmfifo - Structure of the TmFifo
  * @vdev: array of the virtual devices running over the TmFifo
  * @lock: lock to protect the TmFifo access
- * @rx_base: mapped register base address for the Rx FIFO
- * @tx_base: mapped register base address for the Tx FIFO
+ * @res0: mapped resource block 0
+ * @res1: mapped resource block 1
+ * @rx: rx io resource
+ * @tx: tx io resource
  * @rx_fifo_size: number of entries of the Rx FIFO
  * @tx_fifo_size: number of entries of the Tx FIFO
  * @pend_events: pending bits for deferred events
@@ -155,8 +172,10 @@ struct mlxbf_tmfifo_irq_info {
 struct mlxbf_tmfifo {
 	struct mlxbf_tmfifo_vdev *vdev[MLXBF_TMFIFO_VDEV_MAX];
 	struct mutex lock;		/* TmFifo lock */
-	void __iomem *rx_base;
-	void __iomem *tx_base;
+	void __iomem *res0;
+	void __iomem *res1;
+	struct mlxbf_tmfifo_io rx;
+	struct mlxbf_tmfifo_io tx;
 	int rx_fifo_size;
 	int tx_fifo_size;
 	unsigned long pend_events;
@@ -472,7 +491,7 @@ static int mlxbf_tmfifo_get_rx_avail(struct mlxbf_tmfifo *fifo)
 {
 	u64 sts;
 
-	sts = readq(fifo->rx_base + MLXBF_TMFIFO_RX_STS);
+	sts = readq(fifo->rx.sts);
 	return FIELD_GET(MLXBF_TMFIFO_RX_STS__COUNT_MASK, sts);
 }
 
@@ -489,7 +508,7 @@ static int mlxbf_tmfifo_get_tx_avail(struct mlxbf_tmfifo *fifo, int vdev_id)
 	else
 		tx_reserve = 1;
 
-	sts = readq(fifo->tx_base + MLXBF_TMFIFO_TX_STS);
+	sts = readq(fifo->tx.sts);
 	count = FIELD_GET(MLXBF_TMFIFO_TX_STS__COUNT_MASK, sts);
 	return fifo->tx_fifo_size - tx_reserve - count;
 }
@@ -525,7 +544,7 @@ static void mlxbf_tmfifo_console_tx(struct mlxbf_tmfifo *fifo, int avail)
 	/* Write header. */
 	hdr.type = VIRTIO_ID_CONSOLE;
 	hdr.len = htons(size);
-	writeq(*(u64 *)&hdr, fifo->tx_base + MLXBF_TMFIFO_TX_DATA);
+	writeq(*(u64 *)&hdr, fifo->tx.data);
 
 	/* Use spin-lock to protect the 'cons->tx_buf'. */
 	spin_lock_irqsave(&fifo->spin_lock[0], flags);
@@ -542,7 +561,7 @@ static void mlxbf_tmfifo_console_tx(struct mlxbf_tmfifo *fifo, int avail)
 			memcpy((u8 *)&data + seg, cons->tx_buf.buf,
 			       sizeof(u64) - seg);
 		}
-		writeq(data, fifo->tx_base + MLXBF_TMFIFO_TX_DATA);
+		writeq(data, fifo->tx.data);
 
 		if (size >= sizeof(u64)) {
 			cons->tx_buf.tail = (cons->tx_buf.tail + sizeof(u64)) %
@@ -573,7 +592,7 @@ static void mlxbf_tmfifo_rxtx_word(struct mlxbf_tmfifo_vring *vring,
 
 	/* Read a word from FIFO for Rx. */
 	if (is_rx)
-		data = readq(fifo->rx_base + MLXBF_TMFIFO_RX_DATA);
+		data = readq(fifo->rx.data);
 
 	if (vring->cur_len + sizeof(u64) <= len) {
 		/* The whole word. */
@@ -595,7 +614,7 @@ static void mlxbf_tmfifo_rxtx_word(struct mlxbf_tmfifo_vring *vring,
 
 	/* Write the word into FIFO for Tx. */
 	if (!is_rx)
-		writeq(data, fifo->tx_base + MLXBF_TMFIFO_TX_DATA);
+		writeq(data, fifo->tx.data);
 }
 
 /*
@@ -617,7 +636,7 @@ static void mlxbf_tmfifo_rxtx_header(struct mlxbf_tmfifo_vring *vring,
 	/* Read/Write packet header. */
 	if (is_rx) {
 		/* Drain one word from the FIFO. */
-		*(u64 *)&hdr = readq(fifo->rx_base + MLXBF_TMFIFO_RX_DATA);
+		*(u64 *)&hdr = readq(fifo->rx.data);
 
 		/* Skip the length 0 packets (keepalive). */
 		if (hdr.len == 0)
@@ -661,7 +680,7 @@ static void mlxbf_tmfifo_rxtx_header(struct mlxbf_tmfifo_vring *vring,
 		hdr.type = (vring->vdev_id == VIRTIO_ID_NET) ?
 			    VIRTIO_ID_NET : VIRTIO_ID_CONSOLE;
 		hdr.len = htons(vring->pkt_len - hdr_len);
-		writeq(*(u64 *)&hdr, fifo->tx_base + MLXBF_TMFIFO_TX_DATA);
+		writeq(*(u64 *)&hdr, fifo->tx.data);
 	}
 
 	vring->cur_len = hdr_len;
@@ -1157,7 +1176,7 @@ static void mlxbf_tmfifo_set_threshold(struct mlxbf_tmfifo *fifo)
 	u64 ctl;
 
 	/* Get Tx FIFO size and set the low/high watermark. */
-	ctl = readq(fifo->tx_base + MLXBF_TMFIFO_TX_CTL);
+	ctl = readq(fifo->tx.ctl);
 	fifo->tx_fifo_size =
 		FIELD_GET(MLXBF_TMFIFO_TX_CTL__MAX_ENTRIES_MASK, ctl);
 	ctl = (ctl & ~MLXBF_TMFIFO_TX_CTL__LWM_MASK) |
@@ -1166,17 +1185,17 @@ static void mlxbf_tmfifo_set_threshold(struct mlxbf_tmfifo *fifo)
 	ctl = (ctl & ~MLXBF_TMFIFO_TX_CTL__HWM_MASK) |
 		FIELD_PREP(MLXBF_TMFIFO_TX_CTL__HWM_MASK,
 			   fifo->tx_fifo_size - 1);
-	writeq(ctl, fifo->tx_base + MLXBF_TMFIFO_TX_CTL);
+	writeq(ctl, fifo->tx.ctl);
 
 	/* Get Rx FIFO size and set the low/high watermark. */
-	ctl = readq(fifo->rx_base + MLXBF_TMFIFO_RX_CTL);
+	ctl = readq(fifo->rx.ctl);
 	fifo->rx_fifo_size =
 		FIELD_GET(MLXBF_TMFIFO_RX_CTL__MAX_ENTRIES_MASK, ctl);
 	ctl = (ctl & ~MLXBF_TMFIFO_RX_CTL__LWM_MASK) |
 		FIELD_PREP(MLXBF_TMFIFO_RX_CTL__LWM_MASK, 0);
 	ctl = (ctl & ~MLXBF_TMFIFO_RX_CTL__HWM_MASK) |
 		FIELD_PREP(MLXBF_TMFIFO_RX_CTL__HWM_MASK, 1);
-	writeq(ctl, fifo->rx_base + MLXBF_TMFIFO_RX_CTL);
+	writeq(ctl, fifo->rx.ctl);
 }
 
 static void mlxbf_tmfifo_cleanup(struct mlxbf_tmfifo *fifo)
@@ -1197,8 +1216,15 @@ static int mlxbf_tmfifo_probe(struct platform_device *pdev)
 	struct virtio_net_config net_config;
 	struct device *dev = &pdev->dev;
 	struct mlxbf_tmfifo *fifo;
+	u64 dev_id;
 	int i, rc;
 
+	rc = acpi_dev_uid_to_integer(ACPI_COMPANION(dev), &dev_id);
+	if (rc) {
+		dev_err(dev, "Cannot retrieve UID\n");
+		return rc;
+	}
+
 	fifo = devm_kzalloc(dev, sizeof(*fifo), GFP_KERNEL);
 	if (!fifo)
 		return -ENOMEM;
@@ -1209,14 +1235,30 @@ static int mlxbf_tmfifo_probe(struct platform_device *pdev)
 	mutex_init(&fifo->lock);
 
 	/* Get the resource of the Rx FIFO. */
-	fifo->rx_base = devm_platform_ioremap_resource(pdev, 0);
-	if (IS_ERR(fifo->rx_base))
-		return PTR_ERR(fifo->rx_base);
+	fifo->res0 = devm_platform_ioremap_resource(pdev, 0);
+	if (IS_ERR(fifo->res0))
+		return PTR_ERR(fifo->res0);
 
 	/* Get the resource of the Tx FIFO. */
-	fifo->tx_base = devm_platform_ioremap_resource(pdev, 1);
-	if (IS_ERR(fifo->tx_base))
-		return PTR_ERR(fifo->tx_base);
+	fifo->res1 = devm_platform_ioremap_resource(pdev, 1);
+	if (IS_ERR(fifo->res1))
+		return PTR_ERR(fifo->res1);
+
+	if (dev_id == TMFIFO_BF3_UID) {
+		fifo->rx.ctl = fifo->res1 + MLXBF_TMFIFO_RX_CTL_BF3;
+		fifo->rx.sts = fifo->res1 + MLXBF_TMFIFO_RX_STS_BF3;
+		fifo->rx.data = fifo->res0 + MLXBF_TMFIFO_RX_DATA_BF3;
+		fifo->tx.ctl = fifo->res1 + MLXBF_TMFIFO_TX_CTL_BF3;
+		fifo->tx.sts = fifo->res1 + MLXBF_TMFIFO_TX_STS_BF3;
+		fifo->tx.data = fifo->res0 + MLXBF_TMFIFO_TX_DATA_BF3;
+	} else {
+		fifo->rx.ctl = fifo->res0 + MLXBF_TMFIFO_RX_CTL;
+		fifo->rx.sts = fifo->res0 + MLXBF_TMFIFO_RX_STS;
+		fifo->rx.data = fifo->res0 + MLXBF_TMFIFO_RX_DATA;
+		fifo->tx.ctl = fifo->res1 + MLXBF_TMFIFO_TX_CTL;
+		fifo->tx.sts = fifo->res1 + MLXBF_TMFIFO_TX_STS;
+		fifo->tx.data = fifo->res1 + MLXBF_TMFIFO_TX_DATA;
+	}
 
 	platform_set_drvdata(pdev, fifo);
 

drivers/platform/x86/Kconfig

@@ -424,24 +424,7 @@ config GPD_POCKET_FAN
 	  of the CPU temperature. Say Y or M if the kernel may be used on a
 	  GPD pocket.
 
-config HP_ACCEL
-	tristate "HP laptop accelerometer"
-	depends on INPUT && ACPI
-	depends on SERIO_I8042
-	select SENSORS_LIS3LV02D
-	select NEW_LEDS
-	select LEDS_CLASS
-	help
-	  This driver provides support for the "Mobile Data Protection System 3D"
-	  or "3D DriveGuard" feature of HP laptops. On such systems the driver
-	  should load automatically (via ACPI alias).
-
-	  Support for a led indicating disk protection will be provided as
-	  hp::hddprotect. For more information on the feature, refer to
-	  Documentation/misc-devices/lis3lv02d.rst.
-
-	  To compile this driver as a module, choose M here: the module will
-	  be called hp_accel.
+source "drivers/platform/x86/hp/Kconfig"
 
 config WIRELESS_HOTKEY
 	tristate "Wireless hotkey button"
@@ -455,30 +438,6 @@ config WIRELESS_HOTKEY
 	 To compile this driver as a module, choose M here: the module will
 	 be called wireless-hotkey.
 
-config HP_WMI
-	tristate "HP WMI extras"
-	depends on ACPI_WMI
-	depends on INPUT
-	depends on RFKILL || RFKILL = n
-	select INPUT_SPARSEKMAP
-	select ACPI_PLATFORM_PROFILE
-	select HWMON
-	help
-	 Say Y here if you want to support WMI-based hotkeys on HP laptops and
-	 to read data from WMI such as docking or ambient light sensor state.
-
-	 To compile this driver as a module, choose M here: the module will
-	 be called hp-wmi.
-
-config TC1100_WMI
-	tristate "HP Compaq TC1100 Tablet WMI Extras"
-	depends on !X86_64
-	depends on ACPI
-	depends on ACPI_WMI
-	help
-	  This is a driver for the WMI extensions (wireless and bluetooth power
-	  control) of the HP Compaq TC1100 tablet.
-
 config IBM_RTL
 	tristate "Device driver to enable PRTL support"
 	depends on PCI

drivers/platform/x86/Makefile

@@ -55,9 +55,7 @@ obj-$(CONFIG_FUJITSU_TABLET)	+= fujitsu-tablet.o
 obj-$(CONFIG_GPD_POCKET_FAN)	+= gpd-pocket-fan.o
 
 # Hewlett Packard
-obj-$(CONFIG_HP_ACCEL)		+= hp_accel.o
-obj-$(CONFIG_HP_WMI)		+= hp-wmi.o
-obj-$(CONFIG_TC1100_WMI)	+= tc1100-wmi.o
+obj-$(CONFIG_X86_PLATFORM_DRIVERS_HP)	+= hp/
 
 # Hewlett Packard Enterprise
 obj-$(CONFIG_UV_SYSFS)       += uv_sysfs.o

drivers/platform/x86/amd/pmf/cnqf.c

@@ -158,100 +158,100 @@ int amd_pmf_trans_cnqf(struct amd_pmf_dev *dev, int socket_power, ktime_t time_l
 	return 0;
 }
 
-static void amd_pmf_update_trans_data(int idx, struct apmf_dyn_slider_output out)
+static void amd_pmf_update_trans_data(int idx, struct apmf_dyn_slider_output *out)
 {
 	struct cnqf_tran_params *tp;
 
 	tp = &config_store.trans_param[idx][CNQF_TRANSITION_TO_QUIET];
-	tp->time_constant = out.t_balanced_to_quiet;
+	tp->time_constant = out->t_balanced_to_quiet;
 	tp->target_mode = CNQF_MODE_QUIET;
 	tp->shifting_up = false;
 
 	tp = &config_store.trans_param[idx][CNQF_TRANSITION_FROM_BALANCE_TO_PERFORMANCE];
-	tp->time_constant = out.t_balanced_to_perf;
+	tp->time_constant = out->t_balanced_to_perf;
 	tp->target_mode = CNQF_MODE_PERFORMANCE;
 	tp->shifting_up = true;
 
 	tp = &config_store.trans_param[idx][CNQF_TRANSITION_FROM_QUIET_TO_BALANCE];
-	tp->time_constant = out.t_quiet_to_balanced;
+	tp->time_constant = out->t_quiet_to_balanced;
 	tp->target_mode = CNQF_MODE_BALANCE;
 	tp->shifting_up = true;
 
 	tp = &config_store.trans_param[idx][CNQF_TRANSITION_FROM_PERFORMANCE_TO_BALANCE];
-	tp->time_constant = out.t_perf_to_balanced;
+	tp->time_constant = out->t_perf_to_balanced;
 	tp->target_mode = CNQF_MODE_BALANCE;
 	tp->shifting_up = false;
 
 	tp = &config_store.trans_param[idx][CNQF_TRANSITION_FROM_TURBO_TO_PERFORMANCE];
-	tp->time_constant = out.t_turbo_to_perf;
+	tp->time_constant = out->t_turbo_to_perf;
 	tp->target_mode = CNQF_MODE_PERFORMANCE;
 	tp->shifting_up = false;
 
 	tp = &config_store.trans_param[idx][CNQF_TRANSITION_TO_TURBO];
-	tp->time_constant = out.t_perf_to_turbo;
+	tp->time_constant = out->t_perf_to_turbo;
 	tp->target_mode = CNQF_MODE_TURBO;
 	tp->shifting_up = true;
 }
 
-static void amd_pmf_update_mode_set(int idx, struct apmf_dyn_slider_output out)
+static void amd_pmf_update_mode_set(int idx, struct apmf_dyn_slider_output *out)
 {
 	struct cnqf_mode_settings *ms;
 
 	/* Quiet Mode */
 	ms = &config_store.mode_set[idx][CNQF_MODE_QUIET];
-	ms->power_floor = out.ps[APMF_CNQF_QUIET].pfloor;
-	ms->power_control.fppt = out.ps[APMF_CNQF_QUIET].fppt;
-	ms->power_control.sppt = out.ps[APMF_CNQF_QUIET].sppt;
-	ms->power_control.sppt_apu_only = out.ps[APMF_CNQF_QUIET].sppt_apu_only;
-	ms->power_control.spl = out.ps[APMF_CNQF_QUIET].spl;
-	ms->power_control.stt_min = out.ps[APMF_CNQF_QUIET].stt_min_limit;
+	ms->power_floor = out->ps[APMF_CNQF_QUIET].pfloor;
+	ms->power_control.fppt = out->ps[APMF_CNQF_QUIET].fppt;
+	ms->power_control.sppt = out->ps[APMF_CNQF_QUIET].sppt;
+	ms->power_control.sppt_apu_only = out->ps[APMF_CNQF_QUIET].sppt_apu_only;
+	ms->power_control.spl = out->ps[APMF_CNQF_QUIET].spl;
+	ms->power_control.stt_min = out->ps[APMF_CNQF_QUIET].stt_min_limit;
 	ms->power_control.stt_skin_temp[STT_TEMP_APU] =
-		out.ps[APMF_CNQF_QUIET].stt_skintemp[STT_TEMP_APU];
+		out->ps[APMF_CNQF_QUIET].stt_skintemp[STT_TEMP_APU];
 	ms->power_control.stt_skin_temp[STT_TEMP_HS2] =
-		out.ps[APMF_CNQF_QUIET].stt_skintemp[STT_TEMP_HS2];
-	ms->fan_control.fan_id = out.ps[APMF_CNQF_QUIET].fan_id;
+		out->ps[APMF_CNQF_QUIET].stt_skintemp[STT_TEMP_HS2];
+	ms->fan_control.fan_id = out->ps[APMF_CNQF_QUIET].fan_id;
 
 	/* Balance Mode */
 	ms = &config_store.mode_set[idx][CNQF_MODE_BALANCE];
-	ms->power_floor = out.ps[APMF_CNQF_BALANCE].pfloor;
-	ms->power_control.fppt = out.ps[APMF_CNQF_BALANCE].fppt;
-	ms->power_control.sppt = out.ps[APMF_CNQF_BALANCE].sppt;
-	ms->power_control.sppt_apu_only = out.ps[APMF_CNQF_BALANCE].sppt_apu_only;
-	ms->power_control.spl = out.ps[APMF_CNQF_BALANCE].spl;
-	ms->power_control.stt_min = out.ps[APMF_CNQF_BALANCE].stt_min_limit;
+	ms->power_floor = out->ps[APMF_CNQF_BALANCE].pfloor;
+	ms->power_control.fppt = out->ps[APMF_CNQF_BALANCE].fppt;
+	ms->power_control.sppt = out->ps[APMF_CNQF_BALANCE].sppt;
+	ms->power_control.sppt_apu_only = out->ps[APMF_CNQF_BALANCE].sppt_apu_only;
+	ms->power_control.spl = out->ps[APMF_CNQF_BALANCE].spl;
+	ms->power_control.stt_min = out->ps[APMF_CNQF_BALANCE].stt_min_limit;
 	ms->power_control.stt_skin_temp[STT_TEMP_APU] =
-		out.ps[APMF_CNQF_BALANCE].stt_skintemp[STT_TEMP_APU];
+		out->ps[APMF_CNQF_BALANCE].stt_skintemp[STT_TEMP_APU];
 	ms->power_control.stt_skin_temp[STT_TEMP_HS2] =
-		out.ps[APMF_CNQF_BALANCE].stt_skintemp[STT_TEMP_HS2];
-	ms->fan_control.fan_id = out.ps[APMF_CNQF_BALANCE].fan_id;
+		out->ps[APMF_CNQF_BALANCE].stt_skintemp[STT_TEMP_HS2];
+	ms->fan_control.fan_id = out->ps[APMF_CNQF_BALANCE].fan_id;
 
 	/* Performance Mode */
 	ms = &config_store.mode_set[idx][CNQF_MODE_PERFORMANCE];
-	ms->power_floor = out.ps[APMF_CNQF_PERFORMANCE].pfloor;
-	ms->power_control.fppt = out.ps[APMF_CNQF_PERFORMANCE].fppt;
-	ms->power_control.sppt = out.ps[APMF_CNQF_PERFORMANCE].sppt;
-	ms->power_control.sppt_apu_only = out.ps[APMF_CNQF_PERFORMANCE].sppt_apu_only;
-	ms->power_control.spl = out.ps[APMF_CNQF_PERFORMANCE].spl;
-	ms->power_control.stt_min = out.ps[APMF_CNQF_PERFORMANCE].stt_min_limit;
+	ms->power_floor = out->ps[APMF_CNQF_PERFORMANCE].pfloor;
+	ms->power_control.fppt = out->ps[APMF_CNQF_PERFORMANCE].fppt;
+	ms->power_control.sppt = out->ps[APMF_CNQF_PERFORMANCE].sppt;
+	ms->power_control.sppt_apu_only = out->ps[APMF_CNQF_PERFORMANCE].sppt_apu_only;
+	ms->power_control.spl = out->ps[APMF_CNQF_PERFORMANCE].spl;
+	ms->power_control.stt_min = out->ps[APMF_CNQF_PERFORMANCE].stt_min_limit;
 	ms->power_control.stt_skin_temp[STT_TEMP_APU] =
-		out.ps[APMF_CNQF_PERFORMANCE].stt_skintemp[STT_TEMP_APU];
+		out->ps[APMF_CNQF_PERFORMANCE].stt_skintemp[STT_TEMP_APU];
 	ms->power_control.stt_skin_temp[STT_TEMP_HS2] =
-		out.ps[APMF_CNQF_PERFORMANCE].stt_skintemp[STT_TEMP_HS2];
-	ms->fan_control.fan_id = out.ps[APMF_CNQF_PERFORMANCE].fan_id;
+		out->ps[APMF_CNQF_PERFORMANCE].stt_skintemp[STT_TEMP_HS2];
+	ms->fan_control.fan_id = out->ps[APMF_CNQF_PERFORMANCE].fan_id;
 
 	/* Turbo Mode */
 	ms = &config_store.mode_set[idx][CNQF_MODE_TURBO];
-	ms->power_floor = out.ps[APMF_CNQF_TURBO].pfloor;
-	ms->power_control.fppt = out.ps[APMF_CNQF_TURBO].fppt;
-	ms->power_control.sppt = out.ps[APMF_CNQF_TURBO].sppt;
-	ms->power_control.sppt_apu_only = out.ps[APMF_CNQF_TURBO].sppt_apu_only;
-	ms->power_control.spl = out.ps[APMF_CNQF_TURBO].spl;
-	ms->power_control.stt_min = out.ps[APMF_CNQF_TURBO].stt_min_limit;
+	ms->power_floor = out->ps[APMF_CNQF_TURBO].pfloor;
+	ms->power_control.fppt = out->ps[APMF_CNQF_TURBO].fppt;
+	ms->power_control.sppt = out->ps[APMF_CNQF_TURBO].sppt;
+	ms->power_control.sppt_apu_only = out->ps[APMF_CNQF_TURBO].sppt_apu_only;
+	ms->power_control.spl = out->ps[APMF_CNQF_TURBO].spl;
+	ms->power_control.stt_min = out->ps[APMF_CNQF_TURBO].stt_min_limit;
 	ms->power_control.stt_skin_temp[STT_TEMP_APU] =
-		out.ps[APMF_CNQF_TURBO].stt_skintemp[STT_TEMP_APU];
+		out->ps[APMF_CNQF_TURBO].stt_skintemp[STT_TEMP_APU];
 	ms->power_control.stt_skin_temp[STT_TEMP_HS2] =
-		out.ps[APMF_CNQF_TURBO].stt_skintemp[STT_TEMP_HS2];
-	ms->fan_control.fan_id = out.ps[APMF_CNQF_TURBO].fan_id;
+		out->ps[APMF_CNQF_TURBO].stt_skintemp[STT_TEMP_HS2];
+	ms->fan_control.fan_id = out->ps[APMF_CNQF_TURBO].fan_id;
 }
 
 static int amd_pmf_check_flags(struct amd_pmf_dev *dev)
@@ -284,8 +284,8 @@ static int amd_pmf_load_defaults_cnqf(struct amd_pmf_dev *dev)
 			return ret;
 		}
 
-		amd_pmf_update_mode_set(i, out);
-		amd_pmf_update_trans_data(i, out);
+		amd_pmf_update_mode_set(i, &out);
+		amd_pmf_update_trans_data(i, &out);
 		amd_pmf_update_power_threshold(i);
 
 		for (j = 0; j < CNQF_MODE_MAX; j++) {

drivers/platform/x86/asus-wmi.c

@@ -883,7 +883,7 @@ static ssize_t charge_control_end_threshold_show(struct device *device,
 
 static DEVICE_ATTR_RW(charge_control_end_threshold);
 
-static int asus_wmi_battery_add(struct power_supply *battery)
+static int asus_wmi_battery_add(struct power_supply *battery, struct acpi_battery_hook *hook)
 {
 	/* The WMI method does not provide a way to specific a battery, so we
 	 * just assume it is the first battery.
@@ -910,7 +910,7 @@ static int asus_wmi_battery_add(struct power_supply *battery)
 	return 0;
 }
 
-static int asus_wmi_battery_remove(struct power_supply *battery)
+static int asus_wmi_battery_remove(struct power_supply *battery, struct acpi_battery_hook *hook)
 {
 	device_remove_file(&battery->dev,
 			   &dev_attr_charge_control_end_threshold);

drivers/platform/x86/dell/Kconfig

@@ -189,6 +189,19 @@ config DELL_WMI_DESCRIPTOR
 	default n
 	depends on ACPI_WMI
 
+config DELL_WMI_DDV
+	tristate "Dell WMI sensors Support"
+	default m
+	depends on ACPI_BATTERY
+	depends on ACPI_WMI
+	help
+	  This option adds support for WMI-based sensors like
+	  battery temperature sensors found on some Dell notebooks.
+	  It also supports reading of the battery ePPID.
+
+	  To compile this drivers as a module, choose M here: the module will
+	  be called dell-wmi-ddv.
+
 config DELL_WMI_LED
 	tristate "External LED on Dell Business Netbooks"
 	default m

drivers/platform/x86/dell/Makefile

@@ -19,5 +19,6 @@ dell-wmi-objs				:= dell-wmi-base.o
 dell-wmi-$(CONFIG_DELL_WMI_PRIVACY)	+= dell-wmi-privacy.o
 obj-$(CONFIG_DELL_WMI_AIO)		+= dell-wmi-aio.o
 obj-$(CONFIG_DELL_WMI_DESCRIPTOR)	+= dell-wmi-descriptor.o
+obj-$(CONFIG_DELL_WMI_DDV)		+= dell-wmi-ddv.o
 obj-$(CONFIG_DELL_WMI_LED)		+= dell-wmi-led.o
 obj-$(CONFIG_DELL_WMI_SYSMAN)		+= dell-wmi-sysman/

drivers/platform/x86/dell/alienware-wmi.c

@@ -398,10 +398,10 @@ static ssize_t show_control_state(struct device *dev,
 				  struct device_attribute *attr, char *buf)
 {
 	if (lighting_control_state == LEGACY_BOOTING)
-		return scnprintf(buf, PAGE_SIZE, "[booting] running suspend\n");
+		return sysfs_emit(buf, "[booting] running suspend\n");
 	else if (lighting_control_state == LEGACY_SUSPEND)
-		return scnprintf(buf, PAGE_SIZE, "booting running [suspend]\n");
-	return scnprintf(buf, PAGE_SIZE, "booting [running] suspend\n");
+		return sysfs_emit(buf, "booting running [suspend]\n");
+	return sysfs_emit(buf, "booting [running] suspend\n");
 }
 
 static ssize_t store_control_state(struct device *dev,
@@ -547,14 +547,12 @@ static ssize_t show_hdmi_cable(struct device *dev,
 				   (u32 *) &out_data);
 	if (ACPI_SUCCESS(status)) {
 		if (out_data == 0)
-			return scnprintf(buf, PAGE_SIZE,
-					 "[unconnected] connected unknown\n");
+			return sysfs_emit(buf, "[unconnected] connected unknown\n");
 		else if (out_data == 1)
-			return scnprintf(buf, PAGE_SIZE,
-					 "unconnected [connected] unknown\n");
+			return sysfs_emit(buf, "unconnected [connected] unknown\n");
 	}
 	pr_err("alienware-wmi: unknown HDMI cable status: %d\n", status);
-	return scnprintf(buf, PAGE_SIZE, "unconnected connected [unknown]\n");
+	return sysfs_emit(buf, "unconnected connected [unknown]\n");
 }
 
 static ssize_t show_hdmi_source(struct device *dev,
@@ -571,14 +569,12 @@ static ssize_t show_hdmi_source(struct device *dev,
 
 	if (ACPI_SUCCESS(status)) {
 		if (out_data == 1)
-			return scnprintf(buf, PAGE_SIZE,
-					 "[input] gpu unknown\n");
+			return sysfs_emit(buf, "[input] gpu unknown\n");
 		else if (out_data == 2)
-			return scnprintf(buf, PAGE_SIZE,
-					 "input [gpu] unknown\n");
+			return sysfs_emit(buf, "input [gpu] unknown\n");
 	}
 	pr_err("alienware-wmi: unknown HDMI source status: %u\n", status);
-	return scnprintf(buf, PAGE_SIZE, "input gpu [unknown]\n");
+	return sysfs_emit(buf, "input gpu [unknown]\n");
 }
 
 static ssize_t toggle_hdmi_source(struct device *dev,
@@ -652,14 +648,12 @@ static ssize_t show_amplifier_status(struct device *dev,
 				   (u32 *) &out_data);
 	if (ACPI_SUCCESS(status)) {
 		if (out_data == 0)
-			return scnprintf(buf, PAGE_SIZE,
-					 "[unconnected] connected unknown\n");
+			return sysfs_emit(buf, "[unconnected] connected unknown\n");
 		else if (out_data == 1)
-			return scnprintf(buf, PAGE_SIZE,
-					 "unconnected [connected] unknown\n");
+			return sysfs_emit(buf, "unconnected [connected] unknown\n");
 	}
 	pr_err("alienware-wmi: unknown amplifier cable status: %d\n", status);
-	return scnprintf(buf, PAGE_SIZE, "unconnected connected [unknown]\n");
+	return sysfs_emit(buf, "unconnected connected [unknown]\n");
 }
 
 static DEVICE_ATTR(status, S_IRUGO, show_amplifier_status, NULL);
@@ -706,17 +700,14 @@ static ssize_t show_deepsleep_status(struct device *dev,
 					(u32 *) &out_data);
 	if (ACPI_SUCCESS(status)) {
 		if (out_data == 0)
-			return scnprintf(buf, PAGE_SIZE,
-					 "[disabled] s5 s5_s4\n");
+			return sysfs_emit(buf, "[disabled] s5 s5_s4\n");
 		else if (out_data == 1)
-			return scnprintf(buf, PAGE_SIZE,
-					 "disabled [s5] s5_s4\n");
+			return sysfs_emit(buf, "disabled [s5] s5_s4\n");
 		else if (out_data == 2)
-			return scnprintf(buf, PAGE_SIZE,
-					 "disabled s5 [s5_s4]\n");
+			return sysfs_emit(buf, "disabled s5 [s5_s4]\n");
 	}
 	pr_err("alienware-wmi: unknown deep sleep status: %d\n", status);
-	return scnprintf(buf, PAGE_SIZE, "disabled s5 s5_s4 [unknown]\n");
+	return sysfs_emit(buf, "disabled s5 s5_s4 [unknown]\n");
 }
 
 static ssize_t toggle_deepsleep(struct device *dev,

drivers/platform/x86/dell/dell-wmi-ddv.c

+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Linux driver for WMI sensor information on Dell notebooks.
+ *
+ * Copyright (C) 2022 Armin Wolf <W_Armin@gmx.de>
+ */
+
+#define pr_format(fmt) KBUILD_MODNAME ": " fmt
+
+#include <linux/acpi.h>
+#include <linux/debugfs.h>
+#include <linux/device.h>
+#include <linux/dev_printk.h>
+#include <linux/kernel.h>
+#include <linux/kstrtox.h>
+#include <linux/math.h>
+#include <linux/module.h>
+#include <linux/limits.h>
+#include <linux/power_supply.h>
+#include <linux/printk.h>
+#include <linux/seq_file.h>
+#include <linux/sysfs.h>
+#include <linux/wmi.h>
+
+#include <acpi/battery.h>
+
+#define DRIVER_NAME	"dell-wmi-ddv"
+
+#define DELL_DDV_SUPPORTED_INTERFACE 2
+#define DELL_DDV_GUID	"8A42EA14-4F2A-FD45-6422-0087F7A7E608"
+
+#define DELL_EPPID_LENGTH	20
+#define DELL_EPPID_EXT_LENGTH	23
+
+enum dell_ddv_method {
+	DELL_DDV_BATTERY_DESIGN_CAPACITY	= 0x01,
+	DELL_DDV_BATTERY_FULL_CHARGE_CAPACITY	= 0x02,
+	DELL_DDV_BATTERY_MANUFACTURE_NAME	= 0x03,
+	DELL_DDV_BATTERY_MANUFACTURE_DATE	= 0x04,
+	DELL_DDV_BATTERY_SERIAL_NUMBER		= 0x05,
+	DELL_DDV_BATTERY_CHEMISTRY_VALUE	= 0x06,
+	DELL_DDV_BATTERY_TEMPERATURE		= 0x07,
+	DELL_DDV_BATTERY_CURRENT		= 0x08,
+	DELL_DDV_BATTERY_VOLTAGE		= 0x09,
+	DELL_DDV_BATTERY_MANUFACTURER_ACCESS	= 0x0A,
+	DELL_DDV_BATTERY_RELATIVE_CHARGE_STATE	= 0x0B,
+	DELL_DDV_BATTERY_CYCLE_COUNT		= 0x0C,
+	DELL_DDV_BATTERY_EPPID			= 0x0D,
+	DELL_DDV_BATTERY_RAW_ANALYTICS_START	= 0x0E,
+	DELL_DDV_BATTERY_RAW_ANALYTICS		= 0x0F,
+	DELL_DDV_BATTERY_DESIGN_VOLTAGE		= 0x10,
+
+	DELL_DDV_INTERFACE_VERSION		= 0x12,
+
+	DELL_DDV_FAN_SENSOR_INFORMATION		= 0x20,
+	DELL_DDV_THERMAL_SENSOR_INFORMATION	= 0x22,
+};
+
+struct dell_wmi_ddv_data {
+	struct acpi_battery_hook hook;
+	struct device_attribute temp_attr;
+	struct device_attribute eppid_attr;
+	struct wmi_device *wdev;
+};
+
+static int dell_wmi_ddv_query_type(struct wmi_device *wdev, enum dell_ddv_method method, u32 arg,
+				   union acpi_object **result, acpi_object_type type)
+{
+	struct acpi_buffer out = { ACPI_ALLOCATE_BUFFER, NULL };
+	const struct acpi_buffer in = {
+		.length = sizeof(arg),
+		.pointer = &arg,
+	};
+	union acpi_object *obj;
+	acpi_status ret;
+
+	ret = wmidev_evaluate_method(wdev, 0x0, method, &in, &out);
+	if (ACPI_FAILURE(ret))
+		return -EIO;
+
+	obj = out.pointer;
+	if (!obj)
+		return -ENODATA;
+
+	if (obj->type != type) {
+		kfree(obj);
+		return -EIO;
+	}
+
+	*result = obj;
+
+	return 0;
+}
+
+static int dell_wmi_ddv_query_integer(struct wmi_device *wdev, enum dell_ddv_method method,
+				      u32 arg, u32 *res)
+{
+	union acpi_object *obj;
+	int ret;
+
+	ret = dell_wmi_ddv_query_type(wdev, method, arg, &obj, ACPI_TYPE_INTEGER);
+	if (ret < 0)
+		return ret;
+
+	if (obj->integer.value <= U32_MAX)
+		*res = (u32)obj->integer.value;
+	else
+		ret = -ERANGE;
+
+	kfree(obj);
+
+	return ret;
+}
+
+static int dell_wmi_ddv_query_buffer(struct wmi_device *wdev, enum dell_ddv_method method,
+				     u32 arg, union acpi_object **result)
+{
+	union acpi_object *obj;
+	u64 buffer_size;
+	int ret;
+
+	ret = dell_wmi_ddv_query_type(wdev, method, arg, &obj, ACPI_TYPE_PACKAGE);
+	if (ret < 0)
+		return ret;
+
+	if (obj->package.count != 2)
+		goto err_free;
+
+	if (obj->package.elements[0].type != ACPI_TYPE_INTEGER)
+		goto err_free;
+
+	buffer_size = obj->package.elements[0].integer.value;
+
+	if (obj->package.elements[1].type != ACPI_TYPE_BUFFER)
+		goto err_free;
+
+	if (buffer_size > obj->package.elements[1].buffer.length) {
+		dev_warn(&wdev->dev,
+			 FW_WARN "WMI buffer size (%llu) exceeds ACPI buffer size (%d)\n",
+			 buffer_size, obj->package.elements[1].buffer.length);
+
+		goto err_free;
+	}
+
+	*result = obj;
+
+	return 0;
+
+err_free:
+	kfree(obj);
+
+	return -EIO;
+}
+
+static int dell_wmi_ddv_query_string(struct wmi_device *wdev, enum dell_ddv_method method,
+				     u32 arg, union acpi_object **result)
+{
+	return dell_wmi_ddv_query_type(wdev, method, arg, result, ACPI_TYPE_STRING);
+}
+
+static int dell_wmi_ddv_battery_index(struct acpi_device *acpi_dev, u32 *index)
+{
+	const char *uid_str;
+
+	uid_str = acpi_device_uid(acpi_dev);
+	if (!uid_str)
+		return -ENODEV;
+
+	return kstrtou32(uid_str, 10, index);
+}
+
+static ssize_t temp_show(struct device *dev, struct device_attribute *attr, char *buf)
+{
+	struct dell_wmi_ddv_data *data = container_of(attr, struct dell_wmi_ddv_data, temp_attr);
+	u32 index, value;
+	int ret;
+
+	ret = dell_wmi_ddv_battery_index(to_acpi_device(dev->parent), &index);
+	if (ret < 0)
+		return ret;
+
+	ret = dell_wmi_ddv_query_integer(data->wdev, DELL_DDV_BATTERY_TEMPERATURE, index, &value);
+	if (ret < 0)
+		return ret;
+
+	return sysfs_emit(buf, "%d\n", DIV_ROUND_CLOSEST(value, 10));
+}
+
+static ssize_t eppid_show(struct device *dev, struct device_attribute *attr, char *buf)
+{
+	struct dell_wmi_ddv_data *data = container_of(attr, struct dell_wmi_ddv_data, eppid_attr);
+	union acpi_object *obj;
+	u32 index;
+	int ret;
+
+	ret = dell_wmi_ddv_battery_index(to_acpi_device(dev->parent), &index);
+	if (ret < 0)
+		return ret;
+
+	ret = dell_wmi_ddv_query_string(data->wdev, DELL_DDV_BATTERY_EPPID, index, &obj);
+	if (ret < 0)
+		return ret;
+
+	if (obj->string.length != DELL_EPPID_LENGTH && obj->string.length != DELL_EPPID_EXT_LENGTH)
+		dev_info_once(&data->wdev->dev, FW_INFO "Suspicious ePPID length (%d)\n",
+			      obj->string.length);
+
+	ret = sysfs_emit(buf, "%s\n", obj->string.pointer);
+
+	kfree(obj);
+
+	return ret;
+}
+
+static int dell_wmi_ddv_add_battery(struct power_supply *battery, struct acpi_battery_hook *hook)
+{
+	struct dell_wmi_ddv_data *data = container_of(hook, struct dell_wmi_ddv_data, hook);
+	u32 index;
+	int ret;
+
+	/* Return 0 instead of error to avoid being unloaded */
+	ret = dell_wmi_ddv_battery_index(to_acpi_device(battery->dev.parent), &index);
+	if (ret < 0)
+		return 0;
+
+	ret = device_create_file(&battery->dev, &data->temp_attr);
+	if (ret < 0)
+		return ret;
+
+	ret = device_create_file(&battery->dev, &data->eppid_attr);
+	if (ret < 0) {
+		device_remove_file(&battery->dev, &data->temp_attr);
+
+		return ret;
+	}
+
+	return 0;
+}
+
+static int dell_wmi_ddv_remove_battery(struct power_supply *battery, struct acpi_battery_hook *hook)
+{
+	struct dell_wmi_ddv_data *data = container_of(hook, struct dell_wmi_ddv_data, hook);
+
+	device_remove_file(&battery->dev, &data->temp_attr);
+	device_remove_file(&battery->dev, &data->eppid_attr);
+
+	return 0;
+}
+
+static void dell_wmi_ddv_battery_remove(void *data)
+{
+	struct acpi_battery_hook *hook = data;
+
+	battery_hook_unregister(hook);
+}
+
+static int dell_wmi_ddv_battery_add(struct dell_wmi_ddv_data *data)
+{
+	data->hook.name = "Dell DDV Battery Extension";
+	data->hook.add_battery = dell_wmi_ddv_add_battery;
+	data->hook.remove_battery = dell_wmi_ddv_remove_battery;
+
+	sysfs_attr_init(&data->temp_attr.attr);
+	data->temp_attr.attr.name = "temp";
+	data->temp_attr.attr.mode = 0444;
+	data->temp_attr.show = temp_show;
+
+	sysfs_attr_init(&data->eppid_attr.attr);
+	data->eppid_attr.attr.name = "eppid";
+	data->eppid_attr.attr.mode = 0444;
+	data->eppid_attr.show = eppid_show;
+
+	battery_hook_register(&data->hook);
+
+	return devm_add_action_or_reset(&data->wdev->dev, dell_wmi_ddv_battery_remove, &data->hook);
+}
+
+static int dell_wmi_ddv_buffer_read(struct seq_file *seq, enum dell_ddv_method method)
+{
+	struct device *dev = seq->private;
+	struct dell_wmi_ddv_data *data = dev_get_drvdata(dev);
+	union acpi_object *obj;
+	u64 size;
+	u8 *buf;
+	int ret;
+
+	ret = dell_wmi_ddv_query_buffer(data->wdev, method, 0, &obj);
+	if (ret < 0)
+		return ret;
+
+	size = obj->package.elements[0].integer.value;
+	buf = obj->package.elements[1].buffer.pointer;
+	ret = seq_write(seq, buf, size);
+	kfree(obj);
+
+	return ret;
+}
+
+static int dell_wmi_ddv_fan_read(struct seq_file *seq, void *offset)
+{
+	return dell_wmi_ddv_buffer_read(seq, DELL_DDV_FAN_SENSOR_INFORMATION);
+}
+
+static int dell_wmi_ddv_temp_read(struct seq_file *seq, void *offset)
+{
+	return dell_wmi_ddv_buffer_read(seq, DELL_DDV_THERMAL_SENSOR_INFORMATION);
+}
+
+static void dell_wmi_ddv_debugfs_remove(void *data)
+{
+	struct dentry *entry = data;
+
+	debugfs_remove(entry);
+}
+
+static void dell_wmi_ddv_debugfs_init(struct wmi_device *wdev)
+{
+	struct dentry *entry;
+	char name[64];
+
+	scnprintf(name, ARRAY_SIZE(name), "%s-%s", DRIVER_NAME, dev_name(&wdev->dev));
+	entry = debugfs_create_dir(name, NULL);
+
+	debugfs_create_devm_seqfile(&wdev->dev, "fan_sensor_information", entry,
+				    dell_wmi_ddv_fan_read);
+	debugfs_create_devm_seqfile(&wdev->dev, "thermal_sensor_information", entry,
+				    dell_wmi_ddv_temp_read);
+
+	devm_add_action_or_reset(&wdev->dev, dell_wmi_ddv_debugfs_remove, entry);
+}
+
+static int dell_wmi_ddv_probe(struct wmi_device *wdev, const void *context)
+{
+	struct dell_wmi_ddv_data *data;
+	u32 version;
+	int ret;
+
+	ret = dell_wmi_ddv_query_integer(wdev, DELL_DDV_INTERFACE_VERSION, 0, &version);
+	if (ret < 0)
+		return ret;
+
+	dev_dbg(&wdev->dev, "WMI interface version: %d\n", version);
+	if (version != DELL_DDV_SUPPORTED_INTERFACE)
+		return -ENODEV;
+
+	data = devm_kzalloc(&wdev->dev, sizeof(*data), GFP_KERNEL);
+	if (!data)
+		return -ENOMEM;
+
+	dev_set_drvdata(&wdev->dev, data);
+	data->wdev = wdev;
+
+	dell_wmi_ddv_debugfs_init(wdev);
+
+	return dell_wmi_ddv_battery_add(data);
+}
+
+static const struct wmi_device_id dell_wmi_ddv_id_table[] = {
+	{ DELL_DDV_GUID, NULL },
+	{ }
+};
+MODULE_DEVICE_TABLE(wmi, dell_wmi_ddv_id_table);
+
+static struct wmi_driver dell_wmi_ddv_driver = {
+	.driver = {
+		.name = DRIVER_NAME,
+	},
+	.id_table = dell_wmi_ddv_id_table,
+	.probe = dell_wmi_ddv_probe,
+};
+module_wmi_driver(dell_wmi_ddv_driver);
+
+MODULE_AUTHOR("Armin Wolf <W_Armin@gmx.de>");
+MODULE_DESCRIPTION("Dell WMI sensor driver");
+MODULE_LICENSE("GPL");

drivers/platform/x86/hp/Kconfig

+# SPDX-License-Identifier: GPL-2.0-only
+#
+# X86 Platform Specific Drivers
+#
+menuconfig X86_PLATFORM_DRIVERS_HP
+	bool "HP X86 Platform Specific Device Drivers"
+	depends on X86_PLATFORM_DEVICES
+	help
+	  Say Y here to get to see options for device drivers for various
+	  HP x86 platforms, including vendor-specific laptop extension drivers.
+	  This option alone does not add any kernel code.
+
+	  If you say N, all options in this submenu will be skipped and disabled.
+
+if X86_PLATFORM_DRIVERS_HP
+
+config HP_ACCEL
+	tristate "HP laptop accelerometer"
+	default m
+	depends on INPUT && ACPI
+	depends on SERIO_I8042
+	select SENSORS_LIS3LV02D
+	select NEW_LEDS
+	select LEDS_CLASS
+	help
+	  This driver provides support for the "Mobile Data Protection System 3D"
+	  or "3D DriveGuard" feature of HP laptops. On such systems the driver
+	  should load automatically (via ACPI alias).
+
+	  Support for a led indicating disk protection will be provided as
+	  hp::hddprotect. For more information on the feature, refer to
+	  Documentation/misc-devices/lis3lv02d.rst.
+
+	  To compile this driver as a module, choose M here: the module will
+	  be called hp_accel.
+
+config HP_WMI
+	tristate "HP WMI extras"
+	default m
+	depends on ACPI_WMI
+	depends on INPUT
+	depends on RFKILL || RFKILL = n
+	select INPUT_SPARSEKMAP
+	select ACPI_PLATFORM_PROFILE
+	select HWMON
+	help
+	  Say Y here if you want to support WMI-based hotkeys on HP laptops and
+	  to read data from WMI such as docking or ambient light sensor state.
+
+	  To compile this driver as a module, choose M here: the module will
+	  be called hp-wmi.
+
+config TC1100_WMI
+	tristate "HP Compaq TC1100 Tablet WMI Extras"
+	default m
+	depends on !X86_64
+	depends on ACPI
+	depends on ACPI_WMI
+	help
+	  This is a driver for the WMI extensions (wireless and bluetooth power
+	  control) of the HP Compaq TC1100 tablet.
+
+endif # X86_PLATFORM_DRIVERS_HP

drivers/platform/x86/hp/Makefile

+# SPDX-License-Identifier: GPL-2.0
+#
+# Makefile for linux/drivers/platform/x86/hp
+# HP x86 Platform-Specific Drivers
+#
+
+# Hewlett Packard
+obj-$(CONFIG_HP_ACCEL)		+= hp_accel.o
+obj-$(CONFIG_HP_WMI)		+= hp-wmi.o
+obj-$(CONFIG_TC1100_WMI)	+= tc1100-wmi.o

drivers/platform/x86/hp_accel.c → drivers/platform/x86/hp/hp_accel.c

@@ -26,7 +26,7 @@
 #include <linux/acpi.h>
 #include <linux/i8042.h>
 #include <linux/serio.h>
-#include "../../misc/lis3lv02d/lis3lv02d.h"
+#include "../../../misc/lis3lv02d/lis3lv02d.h"
 
 /* Delayed LEDs infrastructure ------------------------------------ */
 

drivers/platform/x86/huawei-wmi.c

@@ -63,7 +63,6 @@ struct huawei_wmi {
 	bool fn_lock_available;
 
 	struct huawei_wmi_debug debug;
-	struct input_dev *idev[2];
 	struct led_classdev cdev;
 	struct device *dev;
 
@@ -323,12 +322,12 @@ static int huawei_wmi_battery_get(int *start, int *end)
 	u8 ret[0x100];
 	int err, i;
 
-	err = huawei_wmi_cmd(BATTERY_THRESH_GET, ret, 0x100);
+	err = huawei_wmi_cmd(BATTERY_THRESH_GET, ret, sizeof(ret));
 	if (err)
 		return err;
 
 	/* Find the last two non-zero values. Return status is ignored. */
-	i = 0xff;
+	i = ARRAY_SIZE(ret) - 1;
 	do {
 		if (start)
 			*start = ret[i-1];
@@ -468,7 +467,7 @@ static DEVICE_ATTR_RW(charge_control_start_threshold);
 static DEVICE_ATTR_RW(charge_control_end_threshold);
 static DEVICE_ATTR_RW(charge_control_thresholds);
 
-static int huawei_wmi_battery_add(struct power_supply *battery)
+static int huawei_wmi_battery_add(struct power_supply *battery, struct acpi_battery_hook *hook)
 {
 	int err = 0;
 
@@ -483,7 +482,7 @@ static int huawei_wmi_battery_add(struct power_supply *battery)
 	return err;
 }
 
-static int huawei_wmi_battery_remove(struct power_supply *battery)
+static int huawei_wmi_battery_remove(struct power_supply *battery, struct acpi_battery_hook *hook)
 {
 	device_remove_file(&battery->dev, &dev_attr_charge_control_start_threshold);
 	device_remove_file(&battery->dev, &dev_attr_charge_control_end_threshold);
@@ -756,23 +755,34 @@ static void huawei_wmi_input_notify(u32 value, void *context)
 	kfree(response.pointer);
 }
 
-static int huawei_wmi_input_setup(struct device *dev,
-		const char *guid,
-		struct input_dev **idev)
+static int huawei_wmi_input_setup(struct device *dev, const char *guid)
 {
-	*idev = devm_input_allocate_device(dev);
-	if (!*idev)
+	struct input_dev *idev;
+	acpi_status status;
+	int err;
+
+	idev = devm_input_allocate_device(dev);
+	if (!idev)
 		return -ENOMEM;
 
-	(*idev)->name = "Huawei WMI hotkeys";
-	(*idev)->phys = "wmi/input0";
-	(*idev)->id.bustype = BUS_HOST;
-	(*idev)->dev.parent = dev;
+	idev->name = "Huawei WMI hotkeys";
+	idev->phys = "wmi/input0";
+	idev->id.bustype = BUS_HOST;
+	idev->dev.parent = dev;
 
-	return sparse_keymap_setup(*idev, huawei_wmi_keymap, NULL) ||
-		input_register_device(*idev) ||
-		wmi_install_notify_handler(guid, huawei_wmi_input_notify,
-				*idev);
+	err = sparse_keymap_setup(idev, huawei_wmi_keymap, NULL);
+	if (err)
+		return err;
+
+	err = input_register_device(idev);
+	if (err)
+		return err;
+
+	status = wmi_install_notify_handler(guid, huawei_wmi_input_notify, idev);
+	if (ACPI_FAILURE(status))
+		return -EIO;
+
+	return 0;
 }
 
 static void huawei_wmi_input_exit(struct device *dev, const char *guid)
@@ -797,17 +807,14 @@ static int huawei_wmi_probe(struct platform_device *pdev)
 	huawei_wmi->dev = &pdev->dev;
 
 	while (*guid->guid_string) {
-		struct input_dev *idev = *huawei_wmi->idev;
-
 		if (wmi_has_guid(guid->guid_string)) {
-			err = huawei_wmi_input_setup(&pdev->dev, guid->guid_string, &idev);
+			err = huawei_wmi_input_setup(&pdev->dev, guid->guid_string);
 			if (err) {
 				dev_err(&pdev->dev, "Failed to setup input on %s\n", guid->guid_string);
 				return err;
 			}
 		}
 
-		idev++;
 		guid++;
 	}
 

drivers/platform/x86/intel/Kconfig

@@ -157,13 +157,13 @@ config INTEL_RST
 	  as usual.
 
 config INTEL_SDSI
-	tristate "Intel Software Defined Silicon Driver"
+	tristate "Intel On Demand (Software Defined Silicon) Driver"
 	depends on INTEL_VSEC
 	depends on X86_64
 	help
-	  This driver enables access to the Intel Software Defined Silicon
-	  interface used to provision silicon features with an authentication
-	  certificate and capability license.
+	  This driver enables access to the Intel On Demand (formerly Software
+	  Defined Silicon) interface used to provision silicon features with an
+	  authentication certificate and capability license.
 
 	  To compile this driver as a module, choose M here: the module will
 	  be called intel_sdsi.

drivers/platform/x86/intel/hid.c

@@ -16,6 +16,25 @@
 #include <linux/suspend.h>
 #include "../dual_accel_detect.h"
 
+enum intel_hid_tablet_sw_mode {
+	TABLET_SW_AUTO = -1,
+	TABLET_SW_OFF  = 0,
+	TABLET_SW_AT_EVENT,
+	TABLET_SW_AT_PROBE,
+};
+
+static bool enable_5_button_array;
+module_param(enable_5_button_array, bool, 0444);
+MODULE_PARM_DESC(enable_5_button_array,
+	"Enable 5 Button Array support. "
+	"If you need this please report this to: platform-driver-x86@vger.kernel.org");
+
+static int enable_sw_tablet_mode = TABLET_SW_AUTO;
+module_param(enable_sw_tablet_mode, int, 0444);
+MODULE_PARM_DESC(enable_sw_tablet_mode,
+	"Enable SW_TABLET_MODE reporting -1:auto 0:off 1:at-first-event 2:at-probe. "
+	"If you need this please report this to: platform-driver-x86@vger.kernel.org");
+
 /* When NOT in tablet mode, VGBS returns with the flag 0x40 */
 #define TABLET_MODE_FLAG BIT(6)
 
@@ -157,7 +176,6 @@ struct intel_hid_priv {
 	struct input_dev *array;
 	struct input_dev *switches;
 	bool wakeup_mode;
-	bool auto_add_switch;
 };
 
 #define HID_EVENT_FILTER_UUID	"eeec56b3-4442-408f-a792-4edd4d758054"
@@ -487,7 +505,8 @@ static void notify_handler(acpi_handle handle, u32 event, void *context)
 	 * SW_TABLET_MODE report, in these cases we enable support when receiving
 	 * the first event instead of during driver setup.
 	 */
-	if (!priv->switches && priv->auto_add_switch && (event == 0xcc || event == 0xcd)) {
+	if (!priv->switches && enable_sw_tablet_mode == TABLET_SW_AT_EVENT &&
+	    (event == 0xcc || event == 0xcd)) {
 		dev_info(&device->dev, "switch event received, enable switches supports\n");
 		err = intel_hid_switches_setup(device);
 		if (err)
@@ -592,7 +611,7 @@ static bool button_array_present(struct platform_device *device)
 			return true;
 	}
 
-	if (dmi_check_system(button_array_table))
+	if (enable_5_button_array || dmi_check_system(button_array_table))
 		return true;
 
 	return false;
@@ -629,7 +648,14 @@ static int intel_hid_probe(struct platform_device *device)
 	dev_set_drvdata(&device->dev, priv);
 
 	/* See dual_accel_detect.h for more info on the dual_accel check. */
-	priv->auto_add_switch = dmi_check_system(dmi_auto_add_switch) && !dual_accel_detect();
+	if (enable_sw_tablet_mode == TABLET_SW_AUTO) {
+		if (dmi_check_system(dmi_vgbs_allow_list))
+			enable_sw_tablet_mode = TABLET_SW_AT_PROBE;
+		else if (dmi_check_system(dmi_auto_add_switch) && !dual_accel_detect())
+			enable_sw_tablet_mode = TABLET_SW_AT_EVENT;
+		else
+			enable_sw_tablet_mode = TABLET_SW_OFF;
+	}
 
 	err = intel_hid_input_setup(device);
 	if (err) {
@@ -646,7 +672,7 @@ static int intel_hid_probe(struct platform_device *device)
 	}
 
 	/* Setup switches for devices that we know VGBS return correctly */
-	if (dmi_check_system(dmi_vgbs_allow_list)) {
+	if (enable_sw_tablet_mode == TABLET_SW_AT_PROBE) {
 		dev_info(&device->dev, "platform supports switches\n");
 		err = intel_hid_switches_setup(device);
 		if (err)

drivers/platform/x86/intel/pmc/Makefile

@@ -3,7 +3,8 @@
 # Intel x86 Platform-Specific Drivers
 #
 
-intel_pmc_core-y			:= core.o
+intel_pmc_core-y			:= core.o spt.o cnp.o icl.o tgl.o \
+					   adl.o mtl.o
 obj-$(CONFIG_INTEL_PMC_CORE)		+= intel_pmc_core.o
 intel_pmc_core_pltdrv-y			:= pltdrv.o
 obj-$(CONFIG_INTEL_PMC_CORE)		+= intel_pmc_core_pltdrv.o

drivers/platform/x86/intel/pmc/adl.c

+// SPDX-License-Identifier: GPL-2.0
+/*
+ * This file contains platform specific structure definitions
+ * and init function used by Alder Lake PCH.
+ *
+ * Copyright (c) 2022, Intel Corporation.
+ * All Rights Reserved.
+ *
+ */
+
+#include "core.h"
+
+/* Alder Lake: PGD PFET Enable Ack Status Register(s) bitmap */
+const struct pmc_bit_map adl_pfear_map[] = {
+	{"SPI/eSPI",		BIT(2)},
+	{"XHCI",		BIT(3)},
+	{"SPA",			BIT(4)},
+	{"SPB",			BIT(5)},
+	{"SPC",			BIT(6)},
+	{"GBE",			BIT(7)},
+
+	{"SATA",		BIT(0)},
+	{"HDA_PGD0",		BIT(1)},
+	{"HDA_PGD1",		BIT(2)},
+	{"HDA_PGD2",		BIT(3)},
+	{"HDA_PGD3",		BIT(4)},
+	{"SPD",			BIT(5)},
+	{"LPSS",		BIT(6)},
+
+	{"SMB",			BIT(0)},
+	{"ISH",			BIT(1)},
+	{"ITH",			BIT(3)},
+
+	{"XDCI",		BIT(1)},
+	{"DCI",			BIT(2)},
+	{"CSE",			BIT(3)},
+	{"CSME_KVM",		BIT(4)},
+	{"CSME_PMT",		BIT(5)},
+	{"CSME_CLINK",		BIT(6)},
+	{"CSME_PTIO",		BIT(7)},
+
+	{"CSME_USBR",		BIT(0)},
+	{"CSME_SUSRAM",		BIT(1)},
+	{"CSME_SMT1",		BIT(2)},
+	{"CSME_SMS2",		BIT(4)},
+	{"CSME_SMS1",		BIT(5)},
+	{"CSME_RTC",		BIT(6)},
+	{"CSME_PSF",		BIT(7)},
+
+	{"CNVI",		BIT(3)},
+	{"HDA_PGD4",		BIT(2)},
+	{"HDA_PGD5",		BIT(3)},
+	{"HDA_PGD6",		BIT(4)},
+	{}
+};
+
+const struct pmc_bit_map *ext_adl_pfear_map[] = {
+	/*
+	 * Check intel_pmc_core_ids[] users of cnp_reg_map for
+	 * a list of core SoCs using this.
+	 */
+	adl_pfear_map,
+	NULL
+};
+
+const struct pmc_bit_map adl_ltr_show_map[] = {
+	{"SOUTHPORT_A",		CNP_PMC_LTR_SPA},
+	{"SOUTHPORT_B",		CNP_PMC_LTR_SPB},
+	{"SATA",		CNP_PMC_LTR_SATA},
+	{"GIGABIT_ETHERNET",	CNP_PMC_LTR_GBE},
+	{"XHCI",		CNP_PMC_LTR_XHCI},
+	{"SOUTHPORT_F",		ADL_PMC_LTR_SPF},
+	{"ME",			CNP_PMC_LTR_ME},
+	/* EVA is Enterprise Value Add, doesn't really exist on PCH */
+	{"SATA1",		CNP_PMC_LTR_EVA},
+	{"SOUTHPORT_C",		CNP_PMC_LTR_SPC},
+	{"HD_AUDIO",		CNP_PMC_LTR_AZ},
+	{"CNV",			CNP_PMC_LTR_CNV},
+	{"LPSS",		CNP_PMC_LTR_LPSS},
+	{"SOUTHPORT_D",		CNP_PMC_LTR_SPD},
+	{"SOUTHPORT_E",		CNP_PMC_LTR_SPE},
+	{"SATA2",		CNP_PMC_LTR_CAM},
+	{"ESPI",		CNP_PMC_LTR_ESPI},
+	{"SCC",			CNP_PMC_LTR_SCC},
+	{"ISH",			CNP_PMC_LTR_ISH},
+	{"UFSX2",		CNP_PMC_LTR_UFSX2},
+	{"EMMC",		CNP_PMC_LTR_EMMC},
+	/*
+	 * Check intel_pmc_core_ids[] users of cnp_reg_map for
+	 * a list of core SoCs using this.
+	 */
+	{"WIGIG",		ICL_PMC_LTR_WIGIG},
+	{"THC0",		TGL_PMC_LTR_THC0},
+	{"THC1",		TGL_PMC_LTR_THC1},
+	{"SOUTHPORT_G",		CNP_PMC_LTR_RESERVED},
+
+	/* Below two cannot be used for LTR_IGNORE */
+	{"CURRENT_PLATFORM",	CNP_PMC_LTR_CUR_PLT},
+	{"AGGREGATED_SYSTEM",	CNP_PMC_LTR_CUR_ASLT},
+	{}
+};
+
+const struct pmc_bit_map adl_clocksource_status_map[] = {
+	{"CLKPART1_OFF_STS",			BIT(0)},
+	{"CLKPART2_OFF_STS",			BIT(1)},
+	{"CLKPART3_OFF_STS",			BIT(2)},
+	{"CLKPART4_OFF_STS",			BIT(3)},
+	{"CLKPART5_OFF_STS",			BIT(4)},
+	{"CLKPART6_OFF_STS",			BIT(5)},
+	{"CLKPART7_OFF_STS",			BIT(6)},
+	{"CLKPART8_OFF_STS",			BIT(7)},
+	{"PCIE0PLL_OFF_STS",			BIT(10)},
+	{"PCIE1PLL_OFF_STS",			BIT(11)},
+	{"PCIE2PLL_OFF_STS",			BIT(12)},
+	{"PCIE3PLL_OFF_STS",			BIT(13)},
+	{"PCIE4PLL_OFF_STS",			BIT(14)},
+	{"PCIE5PLL_OFF_STS",			BIT(15)},
+	{"PCIE6PLL_OFF_STS",			BIT(16)},
+	{"USB2PLL_OFF_STS",			BIT(18)},
+	{"OCPLL_OFF_STS",			BIT(22)},
+	{"AUDIOPLL_OFF_STS",			BIT(23)},
+	{"GBEPLL_OFF_STS",			BIT(24)},
+	{"Fast_XTAL_Osc_OFF_STS",		BIT(25)},
+	{"AC_Ring_Osc_OFF_STS",			BIT(26)},
+	{"MC_Ring_Osc_OFF_STS",			BIT(27)},
+	{"SATAPLL_OFF_STS",			BIT(29)},
+	{"USB3PLL_OFF_STS",			BIT(31)},
+	{}
+};
+
+const struct pmc_bit_map adl_power_gating_status_0_map[] = {
+	{"PMC_PGD0_PG_STS",			BIT(0)},
+	{"DMI_PGD0_PG_STS",			BIT(1)},
+	{"ESPISPI_PGD0_PG_STS",			BIT(2)},
+	{"XHCI_PGD0_PG_STS",			BIT(3)},
+	{"SPA_PGD0_PG_STS",			BIT(4)},
+	{"SPB_PGD0_PG_STS",			BIT(5)},
+	{"SPC_PGD0_PG_STS",			BIT(6)},
+	{"GBE_PGD0_PG_STS",			BIT(7)},
+	{"SATA_PGD0_PG_STS",			BIT(8)},
+	{"DSP_PGD0_PG_STS",			BIT(9)},
+	{"DSP_PGD1_PG_STS",			BIT(10)},
+	{"DSP_PGD2_PG_STS",			BIT(11)},
+	{"DSP_PGD3_PG_STS",			BIT(12)},
+	{"SPD_PGD0_PG_STS",			BIT(13)},
+	{"LPSS_PGD0_PG_STS",			BIT(14)},
+	{"SMB_PGD0_PG_STS",			BIT(16)},
+	{"ISH_PGD0_PG_STS",			BIT(17)},
+	{"NPK_PGD0_PG_STS",			BIT(19)},
+	{"PECI_PGD0_PG_STS",			BIT(21)},
+	{"XDCI_PGD0_PG_STS",			BIT(25)},
+	{"EXI_PGD0_PG_STS",			BIT(26)},
+	{"CSE_PGD0_PG_STS",			BIT(27)},
+	{"KVMCC_PGD0_PG_STS",			BIT(28)},
+	{"PMT_PGD0_PG_STS",			BIT(29)},
+	{"CLINK_PGD0_PG_STS",			BIT(30)},
+	{"PTIO_PGD0_PG_STS",			BIT(31)},
+	{}
+};
+
+const struct pmc_bit_map adl_power_gating_status_1_map[] = {
+	{"USBR0_PGD0_PG_STS",			BIT(0)},
+	{"SMT1_PGD0_PG_STS",			BIT(2)},
+	{"CSMERTC_PGD0_PG_STS",			BIT(6)},
+	{"CSMEPSF_PGD0_PG_STS",			BIT(7)},
+	{"CNVI_PGD0_PG_STS",			BIT(19)},
+	{"DSP_PGD4_PG_STS",			BIT(26)},
+	{"SPG_PGD0_PG_STS",			BIT(27)},
+	{"SPE_PGD0_PG_STS",			BIT(28)},
+	{}
+};
+
+const struct pmc_bit_map adl_power_gating_status_2_map[] = {
+	{"THC0_PGD0_PG_STS",			BIT(7)},
+	{"THC1_PGD0_PG_STS",			BIT(8)},
+	{"SPF_PGD0_PG_STS",			BIT(14)},
+	{}
+};
+
+const struct pmc_bit_map adl_d3_status_0_map[] = {
+	{"ISH_D3_STS",				BIT(2)},
+	{"LPSS_D3_STS",				BIT(3)},
+	{"XDCI_D3_STS",				BIT(4)},
+	{"XHCI_D3_STS",				BIT(5)},
+	{"SPA_D3_STS",				BIT(12)},
+	{"SPB_D3_STS",				BIT(13)},
+	{"SPC_D3_STS",				BIT(14)},
+	{"SPD_D3_STS",				BIT(15)},
+	{"SPE_D3_STS",				BIT(16)},
+	{"DSP_D3_STS",				BIT(19)},
+	{"SATA_D3_STS",				BIT(20)},
+	{"DMI_D3_STS",				BIT(22)},
+	{}
+};
+
+const struct pmc_bit_map adl_d3_status_1_map[] = {
+	{"GBE_D3_STS",				BIT(19)},
+	{"CNVI_D3_STS",				BIT(27)},
+	{}
+};
+
+const struct pmc_bit_map adl_d3_status_2_map[] = {
+	{"CSMERTC_D3_STS",			BIT(1)},
+	{"CSE_D3_STS",				BIT(4)},
+	{"KVMCC_D3_STS",			BIT(5)},
+	{"USBR0_D3_STS",			BIT(6)},
+	{"SMT1_D3_STS",				BIT(8)},
+	{"PTIO_D3_STS",				BIT(16)},
+	{"PMT_D3_STS",				BIT(17)},
+	{}
+};
+
+const struct pmc_bit_map adl_d3_status_3_map[] = {
+	{"THC0_D3_STS",				BIT(14)},
+	{"THC1_D3_STS",				BIT(15)},
+	{}
+};
+
+const struct pmc_bit_map adl_vnn_req_status_0_map[] = {
+	{"ISH_VNN_REQ_STS",			BIT(2)},
+	{"ESPISPI_VNN_REQ_STS",			BIT(18)},
+	{"DSP_VNN_REQ_STS",			BIT(19)},
+	{}
+};
+
+const struct pmc_bit_map adl_vnn_req_status_1_map[] = {
+	{"NPK_VNN_REQ_STS",			BIT(4)},
+	{"EXI_VNN_REQ_STS",			BIT(9)},
+	{"GBE_VNN_REQ_STS",			BIT(19)},
+	{"SMB_VNN_REQ_STS",			BIT(25)},
+	{"CNVI_VNN_REQ_STS",			BIT(27)},
+	{}
+};
+
+const struct pmc_bit_map adl_vnn_req_status_2_map[] = {
+	{"CSMERTC_VNN_REQ_STS",			BIT(1)},
+	{"CSE_VNN_REQ_STS",			BIT(4)},
+	{"SMT1_VNN_REQ_STS",			BIT(8)},
+	{"CLINK_VNN_REQ_STS",			BIT(14)},
+	{"GPIOCOM4_VNN_REQ_STS",		BIT(20)},
+	{"GPIOCOM3_VNN_REQ_STS",		BIT(21)},
+	{"GPIOCOM2_VNN_REQ_STS",		BIT(22)},
+	{"GPIOCOM1_VNN_REQ_STS",		BIT(23)},
+	{"GPIOCOM0_VNN_REQ_STS",		BIT(24)},
+	{}
+};
+
+const struct pmc_bit_map adl_vnn_req_status_3_map[] = {
+	{"GPIOCOM5_VNN_REQ_STS",		BIT(11)},
+	{}
+};
+
+const struct pmc_bit_map adl_vnn_misc_status_map[] = {
+	{"CPU_C10_REQ_STS",			BIT(0)},
+	{"PCIe_LPM_En_REQ_STS",			BIT(3)},
+	{"ITH_REQ_STS",				BIT(5)},
+	{"CNVI_REQ_STS",			BIT(6)},
+	{"ISH_REQ_STS",				BIT(7)},
+	{"USB2_SUS_PG_Sys_REQ_STS",		BIT(10)},
+	{"PCIe_Clk_REQ_STS",			BIT(12)},
+	{"MPHY_Core_DL_REQ_STS",		BIT(16)},
+	{"Break-even_En_REQ_STS",		BIT(17)},
+	{"MPHY_SUS_REQ_STS",			BIT(22)},
+	{"xDCI_attached_REQ_STS",		BIT(24)},
+	{}
+};
+
+const struct pmc_bit_map *adl_lpm_maps[] = {
+	adl_clocksource_status_map,
+	adl_power_gating_status_0_map,
+	adl_power_gating_status_1_map,
+	adl_power_gating_status_2_map,
+	adl_d3_status_0_map,
+	adl_d3_status_1_map,
+	adl_d3_status_2_map,
+	adl_d3_status_3_map,
+	adl_vnn_req_status_0_map,
+	adl_vnn_req_status_1_map,
+	adl_vnn_req_status_2_map,
+	adl_vnn_req_status_3_map,
+	adl_vnn_misc_status_map,
+	tgl_signal_status_map,
+	NULL
+};
+
+const struct pmc_reg_map adl_reg_map = {
+	.pfear_sts = ext_adl_pfear_map,
+	.slp_s0_offset = ADL_PMC_SLP_S0_RES_COUNTER_OFFSET,
+	.slp_s0_res_counter_step = TGL_PMC_SLP_S0_RES_COUNTER_STEP,
+	.ltr_show_sts = adl_ltr_show_map,
+	.msr_sts = msr_map,
+	.ltr_ignore_offset = CNP_PMC_LTR_IGNORE_OFFSET,
+	.regmap_length = CNP_PMC_MMIO_REG_LEN,
+	.ppfear0_offset = CNP_PMC_HOST_PPFEAR0A,
+	.ppfear_buckets = CNP_PPFEAR_NUM_ENTRIES,
+	.pm_cfg_offset = CNP_PMC_PM_CFG_OFFSET,
+	.pm_read_disable_bit = CNP_PMC_READ_DISABLE_BIT,
+	.ltr_ignore_max = ADL_NUM_IP_IGN_ALLOWED,
+	.lpm_num_modes = ADL_LPM_NUM_MODES,
+	.lpm_num_maps = ADL_LPM_NUM_MAPS,
+	.lpm_res_counter_step_x2 = TGL_PMC_LPM_RES_COUNTER_STEP_X2,
+	.etr3_offset = ETR3_OFFSET,
+	.lpm_sts_latch_en_offset = ADL_LPM_STATUS_LATCH_EN_OFFSET,
+	.lpm_priority_offset = ADL_LPM_PRI_OFFSET,
+	.lpm_en_offset = ADL_LPM_EN_OFFSET,
+	.lpm_residency_offset = ADL_LPM_RESIDENCY_OFFSET,
+	.lpm_sts = adl_lpm_maps,
+	.lpm_status_offset = ADL_LPM_STATUS_OFFSET,
+	.lpm_live_status_offset = ADL_LPM_LIVE_STATUS_OFFSET,
+};
+
+void adl_core_configure(struct pmc_dev *pmcdev)
+{
+	/* Due to a hardware limitation, the GBE LTR blocks PC10
+	 * when a cable is attached. Tell the PMC to ignore it.
+	 */
+	dev_dbg(&pmcdev->pdev->dev, "ignoring GBE LTR\n");
+	pmc_core_send_ltr_ignore(pmcdev, 3);
+}
+
+void adl_core_init(struct pmc_dev *pmcdev)
+{
+	pmcdev->map = &adl_reg_map;
+	pmcdev->core_configure = adl_core_configure;
+}

drivers/platform/x86/intel/pmc/cnp.c

+// SPDX-License-Identifier: GPL-2.0
+/*
+ * This file contains platform specific structure definitions
+ * and init function used by Cannon Lake Point PCH.
+ *
+ * Copyright (c) 2022, Intel Corporation.
+ * All Rights Reserved.
+ *
+ */
+
+#include "core.h"
+
+/* Cannon Lake: PGD PFET Enable Ack Status Register(s) bitmap */
+const struct pmc_bit_map cnp_pfear_map[] = {
+	{"PMC",                 BIT(0)},
+	{"OPI-DMI",             BIT(1)},
+	{"SPI/eSPI",            BIT(2)},
+	{"XHCI",                BIT(3)},
+	{"SPA",                 BIT(4)},
+	{"SPB",                 BIT(5)},
+	{"SPC",                 BIT(6)},
+	{"GBE",                 BIT(7)},
+
+	{"SATA",                BIT(0)},
+	{"HDA_PGD0",            BIT(1)},
+	{"HDA_PGD1",            BIT(2)},
+	{"HDA_PGD2",            BIT(3)},
+	{"HDA_PGD3",            BIT(4)},
+	{"SPD",                 BIT(5)},
+	{"LPSS",                BIT(6)},
+	{"LPC",                 BIT(7)},
+
+	{"SMB",                 BIT(0)},
+	{"ISH",                 BIT(1)},
+	{"P2SB",                BIT(2)},
+	{"NPK_VNN",             BIT(3)},
+	{"SDX",                 BIT(4)},
+	{"SPE",                 BIT(5)},
+	{"Fuse",                BIT(6)},
+	{"SBR8",		BIT(7)},
+
+	{"CSME_FSC",            BIT(0)},
+	{"USB3_OTG",            BIT(1)},
+	{"EXI",                 BIT(2)},
+	{"CSE",                 BIT(3)},
+	{"CSME_KVM",            BIT(4)},
+	{"CSME_PMT",            BIT(5)},
+	{"CSME_CLINK",          BIT(6)},
+	{"CSME_PTIO",           BIT(7)},
+
+	{"CSME_USBR",           BIT(0)},
+	{"CSME_SUSRAM",         BIT(1)},
+	{"CSME_SMT1",           BIT(2)},
+	{"CSME_SMT4",           BIT(3)},
+	{"CSME_SMS2",           BIT(4)},
+	{"CSME_SMS1",           BIT(5)},
+	{"CSME_RTC",            BIT(6)},
+	{"CSME_PSF",            BIT(7)},
+
+	{"SBR0",                BIT(0)},
+	{"SBR1",                BIT(1)},
+	{"SBR2",                BIT(2)},
+	{"SBR3",                BIT(3)},
+	{"SBR4",                BIT(4)},
+	{"SBR5",                BIT(5)},
+	{"CSME_PECI",           BIT(6)},
+	{"PSF1",                BIT(7)},
+
+	{"PSF2",                BIT(0)},
+	{"PSF3",                BIT(1)},
+	{"PSF4",                BIT(2)},
+	{"CNVI",                BIT(3)},
+	{"UFS0",                BIT(4)},
+	{"EMMC",                BIT(5)},
+	{"SPF",			BIT(6)},
+	{"SBR6",                BIT(7)},
+
+	{"SBR7",                BIT(0)},
+	{"NPK_AON",             BIT(1)},
+	{"HDA_PGD4",            BIT(2)},
+	{"HDA_PGD5",            BIT(3)},
+	{"HDA_PGD6",            BIT(4)},
+	{"PSF6",		BIT(5)},
+	{"PSF7",		BIT(6)},
+	{"PSF8",		BIT(7)},
+	{}
+};
+
+const struct pmc_bit_map *ext_cnp_pfear_map[] = {
+	/*
+	 * Check intel_pmc_core_ids[] users of cnp_reg_map for
+	 * a list of core SoCs using this.
+	 */
+	cnp_pfear_map,
+	NULL
+};
+
+const struct pmc_bit_map cnp_slps0_dbg0_map[] = {
+	{"AUDIO_D3",		BIT(0)},
+	{"OTG_D3",		BIT(1)},
+	{"XHCI_D3",		BIT(2)},
+	{"LPIO_D3",		BIT(3)},
+	{"SDX_D3",		BIT(4)},
+	{"SATA_D3",		BIT(5)},
+	{"UFS0_D3",		BIT(6)},
+	{"UFS1_D3",		BIT(7)},
+	{"EMMC_D3",		BIT(8)},
+	{}
+};
+
+const struct pmc_bit_map cnp_slps0_dbg1_map[] = {
+	{"SDIO_PLL_OFF",	BIT(0)},
+	{"USB2_PLL_OFF",	BIT(1)},
+	{"AUDIO_PLL_OFF",	BIT(2)},
+	{"OC_PLL_OFF",		BIT(3)},
+	{"MAIN_PLL_OFF",	BIT(4)},
+	{"XOSC_OFF",		BIT(5)},
+	{"LPC_CLKS_GATED",	BIT(6)},
+	{"PCIE_CLKREQS_IDLE",	BIT(7)},
+	{"AUDIO_ROSC_OFF",	BIT(8)},
+	{"HPET_XOSC_CLK_REQ",	BIT(9)},
+	{"PMC_ROSC_SLOW_CLK",	BIT(10)},
+	{"AON2_ROSC_GATED",	BIT(11)},
+	{"CLKACKS_DEASSERTED",	BIT(12)},
+	{}
+};
+
+const struct pmc_bit_map cnp_slps0_dbg2_map[] = {
+	{"MPHY_CORE_GATED",	BIT(0)},
+	{"CSME_GATED",		BIT(1)},
+	{"USB2_SUS_GATED",	BIT(2)},
+	{"DYN_FLEX_IO_IDLE",	BIT(3)},
+	{"GBE_NO_LINK",		BIT(4)},
+	{"THERM_SEN_DISABLED",	BIT(5)},
+	{"PCIE_LOW_POWER",	BIT(6)},
+	{"ISH_VNNAON_REQ_ACT",	BIT(7)},
+	{"ISH_VNN_REQ_ACT",	BIT(8)},
+	{"CNV_VNNAON_REQ_ACT",	BIT(9)},
+	{"CNV_VNN_REQ_ACT",	BIT(10)},
+	{"NPK_VNNON_REQ_ACT",	BIT(11)},
+	{"PMSYNC_STATE_IDLE",	BIT(12)},
+	{"ALST_GT_THRES",	BIT(13)},
+	{"PMC_ARC_PG_READY",	BIT(14)},
+	{}
+};
+
+const struct pmc_bit_map *cnp_slps0_dbg_maps[] = {
+	cnp_slps0_dbg0_map,
+	cnp_slps0_dbg1_map,
+	cnp_slps0_dbg2_map,
+	NULL
+};
+
+const struct pmc_bit_map cnp_ltr_show_map[] = {
+	{"SOUTHPORT_A",		CNP_PMC_LTR_SPA},
+	{"SOUTHPORT_B",		CNP_PMC_LTR_SPB},
+	{"SATA",		CNP_PMC_LTR_SATA},
+	{"GIGABIT_ETHERNET",	CNP_PMC_LTR_GBE},
+	{"XHCI",		CNP_PMC_LTR_XHCI},
+	{"Reserved",		CNP_PMC_LTR_RESERVED},
+	{"ME",			CNP_PMC_LTR_ME},
+	/* EVA is Enterprise Value Add, doesn't really exist on PCH */
+	{"EVA",			CNP_PMC_LTR_EVA},
+	{"SOUTHPORT_C",		CNP_PMC_LTR_SPC},
+	{"HD_AUDIO",		CNP_PMC_LTR_AZ},
+	{"CNV",			CNP_PMC_LTR_CNV},
+	{"LPSS",		CNP_PMC_LTR_LPSS},
+	{"SOUTHPORT_D",		CNP_PMC_LTR_SPD},
+	{"SOUTHPORT_E",		CNP_PMC_LTR_SPE},
+	{"CAMERA",		CNP_PMC_LTR_CAM},
+	{"ESPI",		CNP_PMC_LTR_ESPI},
+	{"SCC",			CNP_PMC_LTR_SCC},
+	{"ISH",			CNP_PMC_LTR_ISH},
+	{"UFSX2",		CNP_PMC_LTR_UFSX2},
+	{"EMMC",		CNP_PMC_LTR_EMMC},
+	/*
+	 * Check intel_pmc_core_ids[] users of cnp_reg_map for
+	 * a list of core SoCs using this.
+	 */
+	{"WIGIG",		ICL_PMC_LTR_WIGIG},
+	{"THC0",                TGL_PMC_LTR_THC0},
+	{"THC1",                TGL_PMC_LTR_THC1},
+	/* Below two cannot be used for LTR_IGNORE */
+	{"CURRENT_PLATFORM",	CNP_PMC_LTR_CUR_PLT},
+	{"AGGREGATED_SYSTEM",	CNP_PMC_LTR_CUR_ASLT},
+	{}
+};
+
+const struct pmc_reg_map cnp_reg_map = {
+	.pfear_sts = ext_cnp_pfear_map,
+	.slp_s0_offset = CNP_PMC_SLP_S0_RES_COUNTER_OFFSET,
+	.slp_s0_res_counter_step = SPT_PMC_SLP_S0_RES_COUNTER_STEP,
+	.slps0_dbg_maps = cnp_slps0_dbg_maps,
+	.ltr_show_sts = cnp_ltr_show_map,
+	.msr_sts = msr_map,
+	.slps0_dbg_offset = CNP_PMC_SLPS0_DBG_OFFSET,
+	.ltr_ignore_offset = CNP_PMC_LTR_IGNORE_OFFSET,
+	.regmap_length = CNP_PMC_MMIO_REG_LEN,
+	.ppfear0_offset = CNP_PMC_HOST_PPFEAR0A,
+	.ppfear_buckets = CNP_PPFEAR_NUM_ENTRIES,
+	.pm_cfg_offset = CNP_PMC_PM_CFG_OFFSET,
+	.pm_read_disable_bit = CNP_PMC_READ_DISABLE_BIT,
+	.ltr_ignore_max = CNP_NUM_IP_IGN_ALLOWED,
+	.etr3_offset = ETR3_OFFSET,
+};
+
+void cnp_core_init(struct pmc_dev *pmcdev)
+{
+	pmcdev->map = &cnp_reg_map;
+}

drivers/platform/x86/intel/pmc/core.h

@@ -12,7 +12,9 @@
 #ifndef PMC_CORE_H
 #define PMC_CORE_H
 
+#include <linux/acpi.h>
 #include <linux/bits.h>
+#include <linux/platform_device.h>
 
 #define PMC_BASE_ADDR_DEFAULT			0xFE000000
 
@@ -236,17 +238,17 @@ enum ppfear_regs {
 #define ADL_LPM_STATUS_LATCH_EN_OFFSET		0x1704
 #define ADL_LPM_LIVE_STATUS_OFFSET		0x1764
 
-static const char *pmc_lpm_modes[] = {
-	"S0i2.0",
-	"S0i2.1",
-	"S0i2.2",
-	"S0i3.0",
-	"S0i3.1",
-	"S0i3.2",
-	"S0i3.3",
-	"S0i3.4",
-	NULL
-};
+/* Meteor Lake Power Management Controller register offsets */
+#define MTL_LPM_EN_OFFSET			0x1798
+#define MTL_LPM_RESIDENCY_OFFSET		0x17A0
+
+/* Meteor Lake Low Power Mode debug registers */
+#define MTL_LPM_PRI_OFFSET			0x179C
+#define MTL_LPM_STATUS_LATCH_EN_OFFSET		0x16F8
+#define MTL_LPM_STATUS_OFFSET			0x1700
+#define MTL_LPM_LIVE_STATUS_OFFSET		0x175C
+
+extern const char *pmc_lpm_modes[];
 
 struct pmc_bit_map {
 	const char *name;
@@ -264,7 +266,7 @@ struct pmc_bit_map {
  * @slp_s0_offset:	PWRMBASE offset to read SLP_S0 residency
  * @ltr_ignore_offset:	PWRMBASE offset to read/write LTR ignore bit
  * @regmap_length:	Length of memory to map from PWRMBASE address to access
- * @ppfear0_offset:	PWRMBASE offset to to read PPFEAR*
+ * @ppfear0_offset:	PWRMBASE offset to read PPFEAR*
  * @ppfear_buckets:	Number of 8 bits blocks to read all IP blocks from
  *			PPFEAR
  * @pm_cfg_offset:	PWRMBASE offset to PM_CFG register
@@ -312,6 +314,7 @@ struct pmc_reg_map {
  * @regbase:		pointer to io-remapped memory location
  * @map:		pointer to pmc_reg_map struct that contains platform
  *			specific attributes
+ * @pdev:		pointer to platform_device struct
  * @dbgfs_dir:		path to debugfs interface
  * @pmc_xram_read_bit:	flag to indicate whether PMC XRAM shadow registers
  *			used to read MPHY PG and PLL status are available
@@ -322,6 +325,7 @@ struct pmc_reg_map {
  * @num_lpm_modes:	Count of enabled modes
  * @lpm_en_modes:	Array of enabled modes from lowest to highest priority
  * @lpm_req_regs:	List of substate requirements
+ * @core_configure:	Function pointer to configure the platform
  *
  * pmc_dev contains info about power management controller device.
  */
@@ -330,6 +334,7 @@ struct pmc_dev {
 	void __iomem *regbase;
 	const struct pmc_reg_map *map;
 	struct dentry *dbgfs_dir;
+	struct platform_device *pdev;
 	int pmc_xram_read_bit;
 	struct mutex lock; /* generic mutex lock for PMC Core */
 
@@ -339,8 +344,70 @@ struct pmc_dev {
 	int num_lpm_modes;
 	int lpm_en_modes[LPM_MAX_NUM_MODES];
 	u32 *lpm_req_regs;
+	void (*core_configure)(struct pmc_dev *pmcdev);
 };
 
+extern const struct pmc_bit_map msr_map[];
+extern const struct pmc_bit_map spt_pll_map[];
+extern const struct pmc_bit_map spt_mphy_map[];
+extern const struct pmc_bit_map spt_pfear_map[];
+extern const struct pmc_bit_map *ext_spt_pfear_map[];
+extern const struct pmc_bit_map spt_ltr_show_map[];
+extern const struct pmc_reg_map spt_reg_map;
+extern const struct pmc_bit_map cnp_pfear_map[];
+extern const struct pmc_bit_map *ext_cnp_pfear_map[];
+extern const struct pmc_bit_map cnp_slps0_dbg0_map[];
+extern const struct pmc_bit_map cnp_slps0_dbg1_map[];
+extern const struct pmc_bit_map cnp_slps0_dbg2_map[];
+extern const struct pmc_bit_map *cnp_slps0_dbg_maps[];
+extern const struct pmc_bit_map cnp_ltr_show_map[];
+extern const struct pmc_reg_map cnp_reg_map;
+extern const struct pmc_bit_map icl_pfear_map[];
+extern const struct pmc_bit_map *ext_icl_pfear_map[];
+extern const struct pmc_reg_map icl_reg_map;
+extern const struct pmc_bit_map tgl_pfear_map[];
+extern const struct pmc_bit_map *ext_tgl_pfear_map[];
+extern const struct pmc_bit_map tgl_clocksource_status_map[];
+extern const struct pmc_bit_map tgl_power_gating_status_map[];
+extern const struct pmc_bit_map tgl_d3_status_map[];
+extern const struct pmc_bit_map tgl_vnn_req_status_map[];
+extern const struct pmc_bit_map tgl_vnn_misc_status_map[];
+extern const struct pmc_bit_map tgl_signal_status_map[];
+extern const struct pmc_bit_map *tgl_lpm_maps[];
+extern const struct pmc_reg_map tgl_reg_map;
+extern const struct pmc_bit_map adl_pfear_map[];
+extern const struct pmc_bit_map *ext_adl_pfear_map[];
+extern const struct pmc_bit_map adl_ltr_show_map[];
+extern const struct pmc_bit_map adl_clocksource_status_map[];
+extern const struct pmc_bit_map adl_power_gating_status_0_map[];
+extern const struct pmc_bit_map adl_power_gating_status_1_map[];
+extern const struct pmc_bit_map adl_power_gating_status_2_map[];
+extern const struct pmc_bit_map adl_d3_status_0_map[];
+extern const struct pmc_bit_map adl_d3_status_1_map[];
+extern const struct pmc_bit_map adl_d3_status_2_map[];
+extern const struct pmc_bit_map adl_d3_status_3_map[];
+extern const struct pmc_bit_map adl_vnn_req_status_0_map[];
+extern const struct pmc_bit_map adl_vnn_req_status_1_map[];
+extern const struct pmc_bit_map adl_vnn_req_status_2_map[];
+extern const struct pmc_bit_map adl_vnn_req_status_3_map[];
+extern const struct pmc_bit_map adl_vnn_misc_status_map[];
+extern const struct pmc_bit_map *adl_lpm_maps[];
+extern const struct pmc_reg_map adl_reg_map;
+extern const struct pmc_reg_map mtl_reg_map;
+
+extern void pmc_core_get_tgl_lpm_reqs(struct platform_device *pdev);
+extern int pmc_core_send_ltr_ignore(struct pmc_dev *pmcdev, u32 value);
+
+void spt_core_init(struct pmc_dev *pmcdev);
+void cnp_core_init(struct pmc_dev *pmcdev);
+void icl_core_init(struct pmc_dev *pmcdev);
+void tgl_core_init(struct pmc_dev *pmcdev);
+void adl_core_init(struct pmc_dev *pmcdev);
+void mtl_core_init(struct pmc_dev *pmcdev);
+void tgl_core_configure(struct pmc_dev *pmcdev);
+void adl_core_configure(struct pmc_dev *pmcdev);
+void mtl_core_configure(struct pmc_dev *pmcdev);
+
 #define pmc_for_each_mode(i, mode, pmcdev)		\
 	for (i = 0, mode = pmcdev->lpm_en_modes[i];	\
 	     i < pmcdev->num_lpm_modes;			\

drivers/platform/x86/intel/pmc/icl.c

+// SPDX-License-Identifier: GPL-2.0
+/*
+ * This file contains platform specific structure definitions
+ * and init function used by Ice Lake PCH.
+ *
+ * Copyright (c) 2022, Intel Corporation.
+ * All Rights Reserved.
+ *
+ */
+
+#include "core.h"
+
+const struct pmc_bit_map icl_pfear_map[] = {
+	{"RES_65",		BIT(0)},
+	{"RES_66",		BIT(1)},
+	{"RES_67",		BIT(2)},
+	{"TAM",			BIT(3)},
+	{"GBETSN",		BIT(4)},
+	{"TBTLSX",		BIT(5)},
+	{"RES_71",		BIT(6)},
+	{"RES_72",		BIT(7)},
+	{}
+};
+
+const struct pmc_bit_map *ext_icl_pfear_map[] = {
+	/*
+	 * Check intel_pmc_core_ids[] users of icl_reg_map for
+	 * a list of core SoCs using this.
+	 */
+	cnp_pfear_map,
+	icl_pfear_map,
+	NULL
+};
+
+const struct pmc_reg_map icl_reg_map = {
+	.pfear_sts = ext_icl_pfear_map,
+	.slp_s0_offset = CNP_PMC_SLP_S0_RES_COUNTER_OFFSET,
+	.slp_s0_res_counter_step = ICL_PMC_SLP_S0_RES_COUNTER_STEP,
+	.slps0_dbg_maps = cnp_slps0_dbg_maps,
+	.ltr_show_sts = cnp_ltr_show_map,
+	.msr_sts = msr_map,
+	.slps0_dbg_offset = CNP_PMC_SLPS0_DBG_OFFSET,
+	.ltr_ignore_offset = CNP_PMC_LTR_IGNORE_OFFSET,
+	.regmap_length = CNP_PMC_MMIO_REG_LEN,
+	.ppfear0_offset = CNP_PMC_HOST_PPFEAR0A,
+	.ppfear_buckets = ICL_PPFEAR_NUM_ENTRIES,
+	.pm_cfg_offset = CNP_PMC_PM_CFG_OFFSET,
+	.pm_read_disable_bit = CNP_PMC_READ_DISABLE_BIT,
+	.ltr_ignore_max = ICL_NUM_IP_IGN_ALLOWED,
+	.etr3_offset = ETR3_OFFSET,
+};
+
+void icl_core_init(struct pmc_dev *pmcdev)
+{
+	pmcdev->map = &icl_reg_map;
+}

drivers/platform/x86/intel/pmc/mtl.c

+// SPDX-License-Identifier: GPL-2.0
+/*
+ * This file contains platform specific structure definitions
+ * and init function used by Meteor Lake PCH.
+ *
+ * Copyright (c) 2022, Intel Corporation.
+ * All Rights Reserved.
+ *
+ */
+
+#include "core.h"
+
+const struct pmc_reg_map mtl_reg_map = {
+	.pfear_sts = ext_tgl_pfear_map,
+	.slp_s0_offset = CNP_PMC_SLP_S0_RES_COUNTER_OFFSET,
+	.slp_s0_res_counter_step = TGL_PMC_SLP_S0_RES_COUNTER_STEP,
+	.ltr_show_sts = adl_ltr_show_map,
+	.msr_sts = msr_map,
+	.ltr_ignore_offset = CNP_PMC_LTR_IGNORE_OFFSET,
+	.regmap_length = CNP_PMC_MMIO_REG_LEN,
+	.ppfear0_offset = CNP_PMC_HOST_PPFEAR0A,
+	.ppfear_buckets = ICL_PPFEAR_NUM_ENTRIES,
+	.pm_cfg_offset = CNP_PMC_PM_CFG_OFFSET,
+	.pm_read_disable_bit = CNP_PMC_READ_DISABLE_BIT,
+	.ltr_ignore_max = ADL_NUM_IP_IGN_ALLOWED,
+	.lpm_num_modes = ADL_LPM_NUM_MODES,
+	.lpm_num_maps = ADL_LPM_NUM_MAPS,
+	.lpm_res_counter_step_x2 = TGL_PMC_LPM_RES_COUNTER_STEP_X2,
+	.etr3_offset = ETR3_OFFSET,
+	.lpm_sts_latch_en_offset = MTL_LPM_STATUS_LATCH_EN_OFFSET,
+	.lpm_priority_offset = MTL_LPM_PRI_OFFSET,
+	.lpm_en_offset = MTL_LPM_EN_OFFSET,
+	.lpm_residency_offset = MTL_LPM_RESIDENCY_OFFSET,
+	.lpm_sts = adl_lpm_maps,
+	.lpm_status_offset = MTL_LPM_STATUS_OFFSET,
+	.lpm_live_status_offset = MTL_LPM_LIVE_STATUS_OFFSET,
+};
+
+void mtl_core_configure(struct pmc_dev *pmcdev)
+{
+	/* Due to a hardware limitation, the GBE LTR blocks PC10
+	 * when a cable is attached. Tell the PMC to ignore it.
+	 */
+	dev_dbg(&pmcdev->pdev->dev, "ignoring GBE LTR\n");
+	pmc_core_send_ltr_ignore(pmcdev, 3);
+}
+
+void mtl_core_init(struct pmc_dev *pmcdev)
+{
+	pmcdev->map = &mtl_reg_map;
+	pmcdev->core_configure = mtl_core_configure;
+}

drivers/platform/x86/intel/pmc/spt.c

+// SPDX-License-Identifier: GPL-2.0
+/*
+ * This file contains platform specific structure definitions
+ * and init function used by Sunrise Point PCH.
+ *
+ * Copyright (c) 2022, Intel Corporation.
+ * All Rights Reserved.
+ *
+ */
+
+#include "core.h"
+
+const struct pmc_bit_map spt_pll_map[] = {
+	{"MIPI PLL",			SPT_PMC_BIT_MPHY_CMN_LANE0},
+	{"GEN2 USB2PCIE2 PLL",		SPT_PMC_BIT_MPHY_CMN_LANE1},
+	{"DMIPCIE3 PLL",		SPT_PMC_BIT_MPHY_CMN_LANE2},
+	{"SATA PLL",			SPT_PMC_BIT_MPHY_CMN_LANE3},
+	{}
+};
+
+const struct pmc_bit_map spt_mphy_map[] = {
+	{"MPHY CORE LANE 0",           SPT_PMC_BIT_MPHY_LANE0},
+	{"MPHY CORE LANE 1",           SPT_PMC_BIT_MPHY_LANE1},
+	{"MPHY CORE LANE 2",           SPT_PMC_BIT_MPHY_LANE2},
+	{"MPHY CORE LANE 3",           SPT_PMC_BIT_MPHY_LANE3},
+	{"MPHY CORE LANE 4",           SPT_PMC_BIT_MPHY_LANE4},
+	{"MPHY CORE LANE 5",           SPT_PMC_BIT_MPHY_LANE5},
+	{"MPHY CORE LANE 6",           SPT_PMC_BIT_MPHY_LANE6},
+	{"MPHY CORE LANE 7",           SPT_PMC_BIT_MPHY_LANE7},
+	{"MPHY CORE LANE 8",           SPT_PMC_BIT_MPHY_LANE8},
+	{"MPHY CORE LANE 9",           SPT_PMC_BIT_MPHY_LANE9},
+	{"MPHY CORE LANE 10",          SPT_PMC_BIT_MPHY_LANE10},
+	{"MPHY CORE LANE 11",          SPT_PMC_BIT_MPHY_LANE11},
+	{"MPHY CORE LANE 12",          SPT_PMC_BIT_MPHY_LANE12},
+	{"MPHY CORE LANE 13",          SPT_PMC_BIT_MPHY_LANE13},
+	{"MPHY CORE LANE 14",          SPT_PMC_BIT_MPHY_LANE14},
+	{"MPHY CORE LANE 15",          SPT_PMC_BIT_MPHY_LANE15},
+	{}
+};
+
+const struct pmc_bit_map spt_pfear_map[] = {
+	{"PMC",				SPT_PMC_BIT_PMC},
+	{"OPI-DMI",			SPT_PMC_BIT_OPI},
+	{"SPI / eSPI",			SPT_PMC_BIT_SPI},
+	{"XHCI",			SPT_PMC_BIT_XHCI},
+	{"SPA",				SPT_PMC_BIT_SPA},
+	{"SPB",				SPT_PMC_BIT_SPB},
+	{"SPC",				SPT_PMC_BIT_SPC},
+	{"GBE",				SPT_PMC_BIT_GBE},
+	{"SATA",			SPT_PMC_BIT_SATA},
+	{"HDA-PGD0",			SPT_PMC_BIT_HDA_PGD0},
+	{"HDA-PGD1",			SPT_PMC_BIT_HDA_PGD1},
+	{"HDA-PGD2",			SPT_PMC_BIT_HDA_PGD2},
+	{"HDA-PGD3",			SPT_PMC_BIT_HDA_PGD3},
+	{"RSVD",			SPT_PMC_BIT_RSVD_0B},
+	{"LPSS",			SPT_PMC_BIT_LPSS},
+	{"LPC",				SPT_PMC_BIT_LPC},
+	{"SMB",				SPT_PMC_BIT_SMB},
+	{"ISH",				SPT_PMC_BIT_ISH},
+	{"P2SB",			SPT_PMC_BIT_P2SB},
+	{"DFX",				SPT_PMC_BIT_DFX},
+	{"SCC",				SPT_PMC_BIT_SCC},
+	{"RSVD",			SPT_PMC_BIT_RSVD_0C},
+	{"FUSE",			SPT_PMC_BIT_FUSE},
+	{"CAMERA",			SPT_PMC_BIT_CAMREA},
+	{"RSVD",			SPT_PMC_BIT_RSVD_0D},
+	{"USB3-OTG",			SPT_PMC_BIT_USB3_OTG},
+	{"EXI",				SPT_PMC_BIT_EXI},
+	{"CSE",				SPT_PMC_BIT_CSE},
+	{"CSME_KVM",			SPT_PMC_BIT_CSME_KVM},
+	{"CSME_PMT",			SPT_PMC_BIT_CSME_PMT},
+	{"CSME_CLINK",			SPT_PMC_BIT_CSME_CLINK},
+	{"CSME_PTIO",			SPT_PMC_BIT_CSME_PTIO},
+	{"CSME_USBR",			SPT_PMC_BIT_CSME_USBR},
+	{"CSME_SUSRAM",			SPT_PMC_BIT_CSME_SUSRAM},
+	{"CSME_SMT",			SPT_PMC_BIT_CSME_SMT},
+	{"RSVD",			SPT_PMC_BIT_RSVD_1A},
+	{"CSME_SMS2",			SPT_PMC_BIT_CSME_SMS2},
+	{"CSME_SMS1",			SPT_PMC_BIT_CSME_SMS1},
+	{"CSME_RTC",			SPT_PMC_BIT_CSME_RTC},
+	{"CSME_PSF",			SPT_PMC_BIT_CSME_PSF},
+	{}
+};
+
+const struct pmc_bit_map *ext_spt_pfear_map[] = {
+	/*
+	 * Check intel_pmc_core_ids[] users of spt_reg_map for
+	 * a list of core SoCs using this.
+	 */
+	spt_pfear_map,
+	NULL
+};
+
+const struct pmc_bit_map spt_ltr_show_map[] = {
+	{"SOUTHPORT_A",		SPT_PMC_LTR_SPA},
+	{"SOUTHPORT_B",		SPT_PMC_LTR_SPB},
+	{"SATA",		SPT_PMC_LTR_SATA},
+	{"GIGABIT_ETHERNET",	SPT_PMC_LTR_GBE},
+	{"XHCI",		SPT_PMC_LTR_XHCI},
+	{"Reserved",		SPT_PMC_LTR_RESERVED},
+	{"ME",			SPT_PMC_LTR_ME},
+	/* EVA is Enterprise Value Add, doesn't really exist on PCH */
+	{"EVA",			SPT_PMC_LTR_EVA},
+	{"SOUTHPORT_C",		SPT_PMC_LTR_SPC},
+	{"HD_AUDIO",		SPT_PMC_LTR_AZ},
+	{"LPSS",		SPT_PMC_LTR_LPSS},
+	{"SOUTHPORT_D",		SPT_PMC_LTR_SPD},
+	{"SOUTHPORT_E",		SPT_PMC_LTR_SPE},
+	{"CAMERA",		SPT_PMC_LTR_CAM},
+	{"ESPI",		SPT_PMC_LTR_ESPI},
+	{"SCC",			SPT_PMC_LTR_SCC},
+	{"ISH",			SPT_PMC_LTR_ISH},
+	/* Below two cannot be used for LTR_IGNORE */
+	{"CURRENT_PLATFORM",	SPT_PMC_LTR_CUR_PLT},
+	{"AGGREGATED_SYSTEM",	SPT_PMC_LTR_CUR_ASLT},
+	{}
+};
+
+const struct pmc_reg_map spt_reg_map = {
+	.pfear_sts = ext_spt_pfear_map,
+	.mphy_sts = spt_mphy_map,
+	.pll_sts = spt_pll_map,
+	.ltr_show_sts = spt_ltr_show_map,
+	.msr_sts = msr_map,
+	.slp_s0_offset = SPT_PMC_SLP_S0_RES_COUNTER_OFFSET,
+	.slp_s0_res_counter_step = SPT_PMC_SLP_S0_RES_COUNTER_STEP,
+	.ltr_ignore_offset = SPT_PMC_LTR_IGNORE_OFFSET,
+	.regmap_length = SPT_PMC_MMIO_REG_LEN,
+	.ppfear0_offset = SPT_PMC_XRAM_PPFEAR0A,
+	.ppfear_buckets = SPT_PPFEAR_NUM_ENTRIES,
+	.pm_cfg_offset = SPT_PMC_PM_CFG_OFFSET,
+	.pm_read_disable_bit = SPT_PMC_READ_DISABLE_BIT,
+	.ltr_ignore_max = SPT_NUM_IP_IGN_ALLOWED,
+	.pm_vric1_offset = SPT_PMC_VRIC1_OFFSET,
+};
+
+void spt_core_init(struct pmc_dev *pmcdev)
+{
+	pmcdev->map = &spt_reg_map;
+}

drivers/platform/x86/intel/pmc/tgl.c

+// SPDX-License-Identifier: GPL-2.0
+/*
+ * This file contains platform specific structure definitions
+ * and init function used by Tiger Lake PCH.
+ *
+ * Copyright (c) 2022, Intel Corporation.
+ * All Rights Reserved.
+ *
+ */
+
+#include "core.h"
+
+#define ACPI_S0IX_DSM_UUID		"57a6512e-3979-4e9d-9708-ff13b2508972"
+#define ACPI_GET_LOW_MODE_REGISTERS	1
+
+const struct pmc_bit_map tgl_pfear_map[] = {
+	{"PSF9",		BIT(0)},
+	{"RES_66",		BIT(1)},
+	{"RES_67",		BIT(2)},
+	{"RES_68",		BIT(3)},
+	{"RES_69",		BIT(4)},
+	{"RES_70",		BIT(5)},
+	{"TBTLSX",		BIT(6)},
+	{}
+};
+
+const struct pmc_bit_map *ext_tgl_pfear_map[] = {
+	/*
+	 * Check intel_pmc_core_ids[] users of tgl_reg_map for
+	 * a list of core SoCs using this.
+	 */
+	cnp_pfear_map,
+	tgl_pfear_map,
+	NULL
+};
+
+const struct pmc_bit_map tgl_clocksource_status_map[] = {
+	{"USB2PLL_OFF_STS",			BIT(18)},
+	{"PCIe/USB3.1_Gen2PLL_OFF_STS",		BIT(19)},
+	{"PCIe_Gen3PLL_OFF_STS",		BIT(20)},
+	{"OPIOPLL_OFF_STS",			BIT(21)},
+	{"OCPLL_OFF_STS",			BIT(22)},
+	{"MainPLL_OFF_STS",			BIT(23)},
+	{"MIPIPLL_OFF_STS",			BIT(24)},
+	{"Fast_XTAL_Osc_OFF_STS",		BIT(25)},
+	{"AC_Ring_Osc_OFF_STS",			BIT(26)},
+	{"MC_Ring_Osc_OFF_STS",			BIT(27)},
+	{"SATAPLL_OFF_STS",			BIT(29)},
+	{"XTAL_USB2PLL_OFF_STS",		BIT(31)},
+	{}
+};
+
+const struct pmc_bit_map tgl_power_gating_status_map[] = {
+	{"CSME_PG_STS",				BIT(0)},
+	{"SATA_PG_STS",				BIT(1)},
+	{"xHCI_PG_STS",				BIT(2)},
+	{"UFSX2_PG_STS",			BIT(3)},
+	{"OTG_PG_STS",				BIT(5)},
+	{"SPA_PG_STS",				BIT(6)},
+	{"SPB_PG_STS",				BIT(7)},
+	{"SPC_PG_STS",				BIT(8)},
+	{"SPD_PG_STS",				BIT(9)},
+	{"SPE_PG_STS",				BIT(10)},
+	{"SPF_PG_STS",				BIT(11)},
+	{"LSX_PG_STS",				BIT(13)},
+	{"P2SB_PG_STS",				BIT(14)},
+	{"PSF_PG_STS",				BIT(15)},
+	{"SBR_PG_STS",				BIT(16)},
+	{"OPIDMI_PG_STS",			BIT(17)},
+	{"THC0_PG_STS",				BIT(18)},
+	{"THC1_PG_STS",				BIT(19)},
+	{"GBETSN_PG_STS",			BIT(20)},
+	{"GBE_PG_STS",				BIT(21)},
+	{"LPSS_PG_STS",				BIT(22)},
+	{"MMP_UFSX2_PG_STS",			BIT(23)},
+	{"MMP_UFSX2B_PG_STS",			BIT(24)},
+	{"FIA_PG_STS",				BIT(25)},
+	{}
+};
+
+const struct pmc_bit_map tgl_d3_status_map[] = {
+	{"ADSP_D3_STS",				BIT(0)},
+	{"SATA_D3_STS",				BIT(1)},
+	{"xHCI0_D3_STS",			BIT(2)},
+	{"xDCI1_D3_STS",			BIT(5)},
+	{"SDX_D3_STS",				BIT(6)},
+	{"EMMC_D3_STS",				BIT(7)},
+	{"IS_D3_STS",				BIT(8)},
+	{"THC0_D3_STS",				BIT(9)},
+	{"THC1_D3_STS",				BIT(10)},
+	{"GBE_D3_STS",				BIT(11)},
+	{"GBE_TSN_D3_STS",			BIT(12)},
+	{}
+};
+
+const struct pmc_bit_map tgl_vnn_req_status_map[] = {
+	{"GPIO_COM0_VNN_REQ_STS",		BIT(1)},
+	{"GPIO_COM1_VNN_REQ_STS",		BIT(2)},
+	{"GPIO_COM2_VNN_REQ_STS",		BIT(3)},
+	{"GPIO_COM3_VNN_REQ_STS",		BIT(4)},
+	{"GPIO_COM4_VNN_REQ_STS",		BIT(5)},
+	{"GPIO_COM5_VNN_REQ_STS",		BIT(6)},
+	{"Audio_VNN_REQ_STS",			BIT(7)},
+	{"ISH_VNN_REQ_STS",			BIT(8)},
+	{"CNVI_VNN_REQ_STS",			BIT(9)},
+	{"eSPI_VNN_REQ_STS",			BIT(10)},
+	{"Display_VNN_REQ_STS",			BIT(11)},
+	{"DTS_VNN_REQ_STS",			BIT(12)},
+	{"SMBUS_VNN_REQ_STS",			BIT(14)},
+	{"CSME_VNN_REQ_STS",			BIT(15)},
+	{"SMLINK0_VNN_REQ_STS",			BIT(16)},
+	{"SMLINK1_VNN_REQ_STS",			BIT(17)},
+	{"CLINK_VNN_REQ_STS",			BIT(20)},
+	{"DCI_VNN_REQ_STS",			BIT(21)},
+	{"ITH_VNN_REQ_STS",			BIT(22)},
+	{"CSME_VNN_REQ_STS",			BIT(24)},
+	{"GBE_VNN_REQ_STS",			BIT(25)},
+	{}
+};
+
+const struct pmc_bit_map tgl_vnn_misc_status_map[] = {
+	{"CPU_C10_REQ_STS_0",			BIT(0)},
+	{"PCIe_LPM_En_REQ_STS_3",		BIT(3)},
+	{"ITH_REQ_STS_5",			BIT(5)},
+	{"CNVI_REQ_STS_6",			BIT(6)},
+	{"ISH_REQ_STS_7",			BIT(7)},
+	{"USB2_SUS_PG_Sys_REQ_STS_10",		BIT(10)},
+	{"PCIe_Clk_REQ_STS_12",			BIT(12)},
+	{"MPHY_Core_DL_REQ_STS_16",		BIT(16)},
+	{"Break-even_En_REQ_STS_17",		BIT(17)},
+	{"Auto-demo_En_REQ_STS_18",		BIT(18)},
+	{"MPHY_SUS_REQ_STS_22",			BIT(22)},
+	{"xDCI_attached_REQ_STS_24",		BIT(24)},
+	{}
+};
+
+const struct pmc_bit_map tgl_signal_status_map[] = {
+	{"LSX_Wake0_En_STS",			BIT(0)},
+	{"LSX_Wake0_Pol_STS",			BIT(1)},
+	{"LSX_Wake1_En_STS",			BIT(2)},
+	{"LSX_Wake1_Pol_STS",			BIT(3)},
+	{"LSX_Wake2_En_STS",			BIT(4)},
+	{"LSX_Wake2_Pol_STS",			BIT(5)},
+	{"LSX_Wake3_En_STS",			BIT(6)},
+	{"LSX_Wake3_Pol_STS",			BIT(7)},
+	{"LSX_Wake4_En_STS",			BIT(8)},
+	{"LSX_Wake4_Pol_STS",			BIT(9)},
+	{"LSX_Wake5_En_STS",			BIT(10)},
+	{"LSX_Wake5_Pol_STS",			BIT(11)},
+	{"LSX_Wake6_En_STS",			BIT(12)},
+	{"LSX_Wake6_Pol_STS",			BIT(13)},
+	{"LSX_Wake7_En_STS",			BIT(14)},
+	{"LSX_Wake7_Pol_STS",			BIT(15)},
+	{"Intel_Se_IO_Wake0_En_STS",		BIT(16)},
+	{"Intel_Se_IO_Wake0_Pol_STS",		BIT(17)},
+	{"Intel_Se_IO_Wake1_En_STS",		BIT(18)},
+	{"Intel_Se_IO_Wake1_Pol_STS",		BIT(19)},
+	{"Int_Timer_SS_Wake0_En_STS",		BIT(20)},
+	{"Int_Timer_SS_Wake0_Pol_STS",		BIT(21)},
+	{"Int_Timer_SS_Wake1_En_STS",		BIT(22)},
+	{"Int_Timer_SS_Wake1_Pol_STS",		BIT(23)},
+	{"Int_Timer_SS_Wake2_En_STS",		BIT(24)},
+	{"Int_Timer_SS_Wake2_Pol_STS",		BIT(25)},
+	{"Int_Timer_SS_Wake3_En_STS",		BIT(26)},
+	{"Int_Timer_SS_Wake3_Pol_STS",		BIT(27)},
+	{"Int_Timer_SS_Wake4_En_STS",		BIT(28)},
+	{"Int_Timer_SS_Wake4_Pol_STS",		BIT(29)},
+	{"Int_Timer_SS_Wake5_En_STS",		BIT(30)},
+	{"Int_Timer_SS_Wake5_Pol_STS",		BIT(31)},
+	{}
+};
+
+const struct pmc_bit_map *tgl_lpm_maps[] = {
+	tgl_clocksource_status_map,
+	tgl_power_gating_status_map,
+	tgl_d3_status_map,
+	tgl_vnn_req_status_map,
+	tgl_vnn_misc_status_map,
+	tgl_signal_status_map,
+	NULL
+};
+
+const struct pmc_reg_map tgl_reg_map = {
+	.pfear_sts = ext_tgl_pfear_map,
+	.slp_s0_offset = CNP_PMC_SLP_S0_RES_COUNTER_OFFSET,
+	.slp_s0_res_counter_step = TGL_PMC_SLP_S0_RES_COUNTER_STEP,
+	.ltr_show_sts = cnp_ltr_show_map,
+	.msr_sts = msr_map,
+	.ltr_ignore_offset = CNP_PMC_LTR_IGNORE_OFFSET,
+	.regmap_length = CNP_PMC_MMIO_REG_LEN,
+	.ppfear0_offset = CNP_PMC_HOST_PPFEAR0A,
+	.ppfear_buckets = ICL_PPFEAR_NUM_ENTRIES,
+	.pm_cfg_offset = CNP_PMC_PM_CFG_OFFSET,
+	.pm_read_disable_bit = CNP_PMC_READ_DISABLE_BIT,
+	.ltr_ignore_max = TGL_NUM_IP_IGN_ALLOWED,
+	.lpm_num_maps = TGL_LPM_NUM_MAPS,
+	.lpm_res_counter_step_x2 = TGL_PMC_LPM_RES_COUNTER_STEP_X2,
+	.lpm_sts_latch_en_offset = TGL_LPM_STS_LATCH_EN_OFFSET,
+	.lpm_en_offset = TGL_LPM_EN_OFFSET,
+	.lpm_priority_offset = TGL_LPM_PRI_OFFSET,
+	.lpm_residency_offset = TGL_LPM_RESIDENCY_OFFSET,
+	.lpm_sts = tgl_lpm_maps,
+	.lpm_status_offset = TGL_LPM_STATUS_OFFSET,
+	.lpm_live_status_offset = TGL_LPM_LIVE_STATUS_OFFSET,
+	.etr3_offset = ETR3_OFFSET,
+};
+
+void pmc_core_get_tgl_lpm_reqs(struct platform_device *pdev)
+{
+	struct pmc_dev *pmcdev = platform_get_drvdata(pdev);
+	const int num_maps = pmcdev->map->lpm_num_maps;
+	u32 lpm_size = LPM_MAX_NUM_MODES * num_maps * 4;
+	union acpi_object *out_obj;
+	struct acpi_device *adev;
+	guid_t s0ix_dsm_guid;
+	u32 *lpm_req_regs, *addr;
+
+	adev = ACPI_COMPANION(&pdev->dev);
+	if (!adev)
+		return;
+
+	guid_parse(ACPI_S0IX_DSM_UUID, &s0ix_dsm_guid);
+
+	out_obj = acpi_evaluate_dsm(adev->handle, &s0ix_dsm_guid, 0,
+				    ACPI_GET_LOW_MODE_REGISTERS, NULL);
+	if (out_obj && out_obj->type == ACPI_TYPE_BUFFER) {
+		u32 size = out_obj->buffer.length;
+
+		if (size != lpm_size) {
+			acpi_handle_debug(adev->handle,
+				"_DSM returned unexpected buffer size, have %u, expect %u\n",
+				size, lpm_size);
+			goto free_acpi_obj;
+		}
+	} else {
+		acpi_handle_debug(adev->handle,
+				  "_DSM function 0 evaluation failed\n");
+		goto free_acpi_obj;
+	}
+
+	addr = (u32 *)out_obj->buffer.pointer;
+
+	lpm_req_regs = devm_kzalloc(&pdev->dev, lpm_size * sizeof(u32),
+				     GFP_KERNEL);
+	if (!lpm_req_regs)
+		goto free_acpi_obj;
+
+	memcpy(lpm_req_regs, addr, lpm_size);
+	pmcdev->lpm_req_regs = lpm_req_regs;
+
+free_acpi_obj:
+	ACPI_FREE(out_obj);
+}
+
+void tgl_core_configure(struct pmc_dev *pmcdev)
+{
+	pmc_core_get_tgl_lpm_reqs(pmcdev->pdev);
+	/* Due to a hardware limitation, the GBE LTR blocks PC10
+	 * when a cable is attached. Tell the PMC to ignore it.
+	 */
+	dev_dbg(&pmcdev->pdev->dev, "ignoring GBE LTR\n");
+	pmc_core_send_ltr_ignore(pmcdev, 3);
+}
+
+void tgl_core_init(struct pmc_dev *pmcdev)
+{
+	pmcdev->map = &tgl_reg_map;
+	pmcdev->core_configure = tgl_core_configure;
+}

drivers/platform/x86/intel/sdsi.c

 // SPDX-License-Identifier: GPL-2.0
 /*
- * Intel Software Defined Silicon driver
+ * Intel On Demand (Software Defined Silicon) driver
  *
  * Copyright (c) 2022, Intel Corporation.
  * All Rights Reserved.
@@ -27,9 +27,8 @@
 #define ACCESS_TYPE_LOCAL		3
 
 #define SDSI_MIN_SIZE_DWORDS		276
-#define SDSI_SIZE_CONTROL		8
 #define SDSI_SIZE_MAILBOX		1024
-#define SDSI_SIZE_REGS			72
+#define SDSI_SIZE_REGS			80
 #define SDSI_SIZE_CMD			sizeof(u64)
 
 /*
@@ -41,7 +40,9 @@
 #define SDSI_SIZE_READ_MSG		(SDSI_SIZE_MAILBOX * 4)
 
 #define SDSI_ENABLED_FEATURES_OFFSET	16
-#define SDSI_ENABLED			BIT(3)
+#define SDSI_FEATURE_SDSI		BIT(3)
+#define SDSI_FEATURE_METERING		BIT(26)
+
 #define SDSI_SOCKET_ID_OFFSET		64
 #define SDSI_SOCKET_ID			GENMASK(3, 0)
 
@@ -75,10 +76,18 @@
 #define DT_TBIR				GENMASK(2, 0)
 #define DT_OFFSET(v)			((v) & GENMASK(31, 3))
 
+#define SDSI_GUID_V1			0x006DD191
+#define GUID_V1_CNTRL_SIZE		8
+#define GUID_V1_REGS_SIZE		72
+#define SDSI_GUID_V2			0xF210D9EF
+#define GUID_V2_CNTRL_SIZE		16
+#define GUID_V2_REGS_SIZE		80
+
 enum sdsi_command {
-	SDSI_CMD_PROVISION_AKC		= 0x04,
-	SDSI_CMD_PROVISION_CAP		= 0x08,
-	SDSI_CMD_READ_STATE		= 0x10,
+	SDSI_CMD_PROVISION_AKC		= 0x0004,
+	SDSI_CMD_PROVISION_CAP		= 0x0008,
+	SDSI_CMD_READ_STATE		= 0x0010,
+	SDSI_CMD_READ_METER		= 0x0014,
 };
 
 struct sdsi_mbox_info {
@@ -99,8 +108,11 @@ struct sdsi_priv {
 	void __iomem		*control_addr;
 	void __iomem		*mbox_addr;
 	void __iomem		*regs_addr;
+	int			control_size;
+	int			maibox_size;
+	int			registers_size;
 	u32			guid;
-	bool			sdsi_enabled;
+	u32			features;
 };
 
 /* SDSi mailbox operations must be performed using 64bit mov instructions */
@@ -332,9 +344,6 @@ static ssize_t sdsi_provision(struct sdsi_priv *priv, char *buf, size_t count,
 	struct sdsi_mbox_info info;
 	int ret;
 
-	if (!priv->sdsi_enabled)
-		return -EPERM;
-
 	if (count > (SDSI_SIZE_WRITE_MSG - SDSI_SIZE_CMD))
 		return -EOVERFLOW;
 
@@ -394,20 +403,14 @@ static ssize_t provision_cap_write(struct file *filp, struct kobject *kobj,
 }
 static BIN_ATTR_WO(provision_cap, SDSI_SIZE_WRITE_MSG);
 
-static long state_certificate_read(struct file *filp, struct kobject *kobj,
-				   struct bin_attribute *attr, char *buf, loff_t off,
+static ssize_t
+certificate_read(u64 command, struct sdsi_priv *priv, char *buf, loff_t off,
 		 size_t count)
 {
-	struct device *dev = kobj_to_dev(kobj);
-	struct sdsi_priv *priv = dev_get_drvdata(dev);
-	u64 command = SDSI_CMD_READ_STATE;
 	struct sdsi_mbox_info info;
 	size_t size;
 	int ret;
 
-	if (!priv->sdsi_enabled)
-		return -EPERM;
-
 	if (off)
 		return 0;
 
@@ -440,7 +443,30 @@ static long state_certificate_read(struct file *filp, struct kobject *kobj,
 
 	return size;
 }
-static BIN_ATTR(state_certificate, 0400, state_certificate_read, NULL, SDSI_SIZE_READ_MSG);
+
+static ssize_t
+state_certificate_read(struct file *filp, struct kobject *kobj,
+		       struct bin_attribute *attr, char *buf, loff_t off,
+		       size_t count)
+{
+	struct device *dev = kobj_to_dev(kobj);
+	struct sdsi_priv *priv = dev_get_drvdata(dev);
+
+	return certificate_read(SDSI_CMD_READ_STATE, priv, buf, off, count);
+}
+static BIN_ATTR_ADMIN_RO(state_certificate, SDSI_SIZE_READ_MSG);
+
+static ssize_t
+meter_certificate_read(struct file *filp, struct kobject *kobj,
+		       struct bin_attribute *attr, char *buf, loff_t off,
+		       size_t count)
+{
+	struct device *dev = kobj_to_dev(kobj);
+	struct sdsi_priv *priv = dev_get_drvdata(dev);
+
+	return certificate_read(SDSI_CMD_READ_METER, priv, buf, off, count);
+}
+static BIN_ATTR_ADMIN_RO(meter_certificate, SDSI_SIZE_READ_MSG);
 
 static ssize_t registers_read(struct file *filp, struct kobject *kobj,
 			      struct bin_attribute *attr, char *buf, loff_t off,
@@ -449,21 +475,55 @@ static ssize_t registers_read(struct file *filp, struct kobject *kobj,
 	struct device *dev = kobj_to_dev(kobj);
 	struct sdsi_priv *priv = dev_get_drvdata(dev);
 	void __iomem *addr = priv->regs_addr;
+	int size =  priv->registers_size;
+
+	/*
+	 * The check below is performed by the sysfs caller based on the static
+	 * file size. But this may be greater than the actual size which is based
+	 * on the GUID. So check here again based on actual size before reading.
+	 */
+	if (off >= size)
+		return 0;
+
+	if (off + count > size)
+		count = size - off;
 
 	memcpy_fromio(buf, addr + off, count);
 
 	return count;
 }
-static BIN_ATTR(registers, 0400, registers_read, NULL, SDSI_SIZE_REGS);
+static BIN_ATTR_ADMIN_RO(registers, SDSI_SIZE_REGS);
 
 static struct bin_attribute *sdsi_bin_attrs[] = {
 	&bin_attr_registers,
 	&bin_attr_state_certificate,
+	&bin_attr_meter_certificate,
 	&bin_attr_provision_akc,
 	&bin_attr_provision_cap,
 	NULL
 };
 
+static umode_t
+sdsi_battr_is_visible(struct kobject *kobj, struct bin_attribute *attr, int n)
+{
+	struct device *dev = kobj_to_dev(kobj);
+	struct sdsi_priv *priv = dev_get_drvdata(dev);
+
+	/* Registers file is always readable if the device is present */
+	if (attr == &bin_attr_registers)
+		return attr->attr.mode;
+
+	/* All other attributes not visible if BIOS has not enabled On Demand */
+	if (!(priv->features & SDSI_FEATURE_SDSI))
+		return 0;
+
+	if (attr == &bin_attr_meter_certificate)
+		return (priv->features & SDSI_FEATURE_METERING) ?
+				attr->attr.mode : 0;
+
+	return attr->attr.mode;
+}
+
 static ssize_t guid_show(struct device *dev, struct device_attribute *attr, char *buf)
 {
 	struct sdsi_priv *priv = dev_get_drvdata(dev);
@@ -480,9 +540,28 @@ static struct attribute *sdsi_attrs[] = {
 static const struct attribute_group sdsi_group = {
 	.attrs = sdsi_attrs,
 	.bin_attrs = sdsi_bin_attrs,
+	.is_bin_visible = sdsi_battr_is_visible,
 };
 __ATTRIBUTE_GROUPS(sdsi);
 
+static int sdsi_get_layout(struct sdsi_priv *priv, struct disc_table *table)
+{
+	switch (table->guid) {
+	case SDSI_GUID_V1:
+		priv->control_size = GUID_V1_CNTRL_SIZE;
+		priv->registers_size = GUID_V1_REGS_SIZE;
+		break;
+	case SDSI_GUID_V2:
+		priv->control_size = GUID_V2_CNTRL_SIZE;
+		priv->registers_size = GUID_V2_REGS_SIZE;
+		break;
+	default:
+		dev_err(priv->dev, "Unrecognized GUID 0x%x\n", table->guid);
+		return -EINVAL;
+	}
+	return 0;
+}
+
 static int sdsi_map_mbox_registers(struct sdsi_priv *priv, struct pci_dev *parent,
 				   struct disc_table *disc_table, struct resource *disc_res)
 {
@@ -490,7 +569,6 @@ static int sdsi_map_mbox_registers(struct sdsi_priv *priv, struct pci_dev *paren
 	u32 size = FIELD_GET(DT_SIZE, disc_table->access_info);
 	u32 tbir = FIELD_GET(DT_TBIR, disc_table->offset);
 	u32 offset = DT_OFFSET(disc_table->offset);
-	u32 features_offset;
 	struct resource res = {};
 
 	/* Starting location of SDSi MMIO region based on access type */
@@ -525,11 +603,10 @@ static int sdsi_map_mbox_registers(struct sdsi_priv *priv, struct pci_dev *paren
 	if (IS_ERR(priv->control_addr))
 		return PTR_ERR(priv->control_addr);
 
-	priv->mbox_addr = priv->control_addr + SDSI_SIZE_CONTROL;
+	priv->mbox_addr = priv->control_addr + priv->control_size;
 	priv->regs_addr = priv->mbox_addr + SDSI_SIZE_MAILBOX;
 
-	features_offset = readq(priv->regs_addr + SDSI_ENABLED_FEATURES_OFFSET);
-	priv->sdsi_enabled = !!(features_offset & SDSI_ENABLED);
+	priv->features = readq(priv->regs_addr + SDSI_ENABLED_FEATURES_OFFSET);
 
 	return 0;
 }
@@ -561,6 +638,11 @@ static int sdsi_probe(struct auxiliary_device *auxdev, const struct auxiliary_de
 
 	priv->guid = disc_table.guid;
 
+	/* Get guid based layout info */
+	ret = sdsi_get_layout(priv, &disc_table);
+	if (ret)
+		return ret;
+
 	/* Map the SDSi mailbox registers */
 	ret = sdsi_map_mbox_registers(priv, intel_cap_dev->pcidev, &disc_table, disc_res);
 	if (ret)
@@ -586,5 +668,5 @@ static struct auxiliary_driver sdsi_aux_driver = {
 module_auxiliary_driver(sdsi_aux_driver);
 
 MODULE_AUTHOR("David E. Box <david.e.box@linux.intel.com>");
-MODULE_DESCRIPTION("Intel Software Defined Silicon driver");
+MODULE_DESCRIPTION("Intel On Demand (SDSi) driver");
 MODULE_LICENSE("GPL");

drivers/platform/x86/intel/speed_select_if/isst_if_common.c

@@ -623,7 +623,7 @@ static long isst_if_def_ioctl(struct file *file, unsigned int cmd,
 
 /* Lock to prevent module registration when already opened by user space */
 static DEFINE_MUTEX(punit_misc_dev_open_lock);
-/* Lock to allow one share misc device for all ISST interace */
+/* Lock to allow one shared misc device for all ISST interfaces */
 static DEFINE_MUTEX(punit_misc_dev_reg_lock);
 static int misc_usage_count;
 static int misc_device_ret;

drivers/platform/x86/intel_scu_ipc.c

@@ -583,7 +583,6 @@ __intel_scu_ipc_register(struct device *parent,
 	scu->dev.parent = parent;
 	scu->dev.class = &intel_scu_ipc_class;
 	scu->dev.release = intel_scu_ipc_release;
-	dev_set_name(&scu->dev, "intel_scu_ipc");
 
 	if (!request_mem_region(scu_data->mem.start, resource_size(&scu_data->mem),
 				"intel_scu_ipc")) {
@@ -612,6 +611,7 @@ __intel_scu_ipc_register(struct device *parent,
 	 * After this point intel_scu_ipc_release() takes care of
 	 * releasing the SCU IPC resources once refcount drops to zero.
 	 */
+	dev_set_name(&scu->dev, "intel_scu_ipc");
 	err = device_register(&scu->dev);
 	if (err) {
 		put_device(&scu->dev);

drivers/platform/x86/lg-laptop.c

@@ -546,7 +546,7 @@ static DEVICE_ATTR_RW(fn_lock);
 static DEVICE_ATTR_RW(charge_control_end_threshold);
 static DEVICE_ATTR_RW(battery_care_limit);
 
-static int lg_battery_add(struct power_supply *battery)
+static int lg_battery_add(struct power_supply *battery, struct acpi_battery_hook *hook)
 {
 	if (device_create_file(&battery->dev,
 			       &dev_attr_charge_control_end_threshold))
@@ -555,7 +555,7 @@ static int lg_battery_add(struct power_supply *battery)
 	return 0;
 }
 
-static int lg_battery_remove(struct power_supply *battery)
+static int lg_battery_remove(struct power_supply *battery, struct acpi_battery_hook *hook)
 {
 	device_remove_file(&battery->dev,
 			   &dev_attr_charge_control_end_threshold);

drivers/platform/x86/mxm-wmi.c

@@ -35,13 +35,11 @@ int mxm_wmi_call_mxds(int adapter)
 		.xarg = 1,
 	};
 	struct acpi_buffer input = { (acpi_size)sizeof(args), &args };
-	struct acpi_buffer output = { ACPI_ALLOCATE_BUFFER, NULL };
 	acpi_status status;
 
 	printk("calling mux switch %d\n", adapter);
 
-	status = wmi_evaluate_method(MXM_WMMX_GUID, 0x0, adapter, &input,
-				     &output);
+	status = wmi_evaluate_method(MXM_WMMX_GUID, 0x0, adapter, &input, NULL);
 
 	if (ACPI_FAILURE(status))
 		return status;
@@ -60,13 +58,11 @@ int mxm_wmi_call_mxmx(int adapter)
 		.xarg = 1,
 	};
 	struct acpi_buffer input = { (acpi_size)sizeof(args), &args };
-	struct acpi_buffer output = { ACPI_ALLOCATE_BUFFER, NULL };
 	acpi_status status;
 
 	printk("calling mux switch %d\n", adapter);
 
-	status = wmi_evaluate_method(MXM_WMMX_GUID, 0x0, adapter, &input,
-				     &output);
+	status = wmi_evaluate_method(MXM_WMMX_GUID, 0x0, adapter, &input, NULL);
 
 	if (ACPI_FAILURE(status))
 		return status;

drivers/platform/x86/sony-laptop.c

@@ -820,10 +820,9 @@ static ssize_t sony_nc_handles_show(struct device *dev,
 	int i;
 
 	for (i = 0; i < ARRAY_SIZE(handles->cap); i++) {
-		len += scnprintf(buffer + len, PAGE_SIZE - len, "0x%.4x ",
-				handles->cap[i]);
+		len += sysfs_emit_at(buffer, len, "0x%.4x ", handles->cap[i]);
 	}
-	len += scnprintf(buffer + len, PAGE_SIZE - len, "\n");
+	len += sysfs_emit_at(buffer, len, "\n");
 
 	return len;
 }
@@ -2173,10 +2172,9 @@ static ssize_t sony_nc_thermal_profiles_show(struct device *dev,
 
 	for (cnt = 0; cnt < THM_PROFILE_MAX; cnt++) {
 		if (!cnt || (th_handle->profiles & cnt))
-			idx += scnprintf(buffer + idx, PAGE_SIZE - idx, "%s ",
-					snc_thermal_profiles[cnt]);
+			idx += sysfs_emit_at(buffer, idx, "%s ", snc_thermal_profiles[cnt]);
 	}
-	idx += scnprintf(buffer + idx, PAGE_SIZE - idx, "\n");
+	idx += sysfs_emit_at(buffer, idx, "\n");
 
 	return idx;
 }

drivers/platform/x86/system76_acpi.c

@@ -254,7 +254,7 @@ static struct attribute *system76_battery_attrs[] = {
 
 ATTRIBUTE_GROUPS(system76_battery);
 
-static int system76_battery_add(struct power_supply *battery)
+static int system76_battery_add(struct power_supply *battery, struct acpi_battery_hook *hook)
 {
 	// System76 EC only supports 1 battery
 	if (strcmp(battery->desc->name, "BAT0") != 0)
@@ -266,7 +266,7 @@ static int system76_battery_add(struct power_supply *battery)
 	return 0;
 }
 
-static int system76_battery_remove(struct power_supply *battery)
+static int system76_battery_remove(struct power_supply *battery, struct acpi_battery_hook *hook)
 {
 	device_remove_groups(&battery->dev, system76_battery_groups);
 	return 0;

drivers/platform/x86/thinkpad_acpi.c

@@ -265,9 +265,6 @@ enum tpacpi_hkey_event_t {
 
 #define FAN_NOT_PRESENT		65535
 
-#define strlencmp(a, b) (strncmp((a), (b), strlen(b)))
-
-
 /****************************************************************************
  * Driver-wide structs and misc. variables
  */
@@ -1335,9 +1332,9 @@ static int tpacpi_rfk_procfs_write(const enum tpacpi_rfk_id id, char *buf)
 		return -ENODEV;
 
 	while ((cmd = strsep(&buf, ","))) {
-		if (strlencmp(cmd, "enable") == 0)
+		if (strstarts(cmd, "enable"))
 			status = TPACPI_RFK_RADIO_ON;
-		else if (strlencmp(cmd, "disable") == 0)
+		else if (strstarts(cmd, "disable"))
 			status = TPACPI_RFK_RADIO_OFF;
 		else
 			return -EINVAL;
@@ -4198,12 +4195,12 @@ static int hotkey_write(char *buf)
 
 	res = 0;
 	while ((cmd = strsep(&buf, ","))) {
-		if (strlencmp(cmd, "enable") == 0) {
+		if (strstarts(cmd, "enable")) {
 			hotkey_enabledisable_warn(1);
-		} else if (strlencmp(cmd, "disable") == 0) {
+		} else if (strstarts(cmd, "disable")) {
 			hotkey_enabledisable_warn(0);
 			res = -EPERM;
-		} else if (strlencmp(cmd, "reset") == 0) {
+		} else if (strstarts(cmd, "reset")) {
 			mask = (hotkey_all_mask | hotkey_source_mask)
 				& ~hotkey_reserved_mask;
 		} else if (sscanf(cmd, "0x%x", &mask) == 1) {
@@ -5233,33 +5230,33 @@ static int video_write(char *buf)
 	disable = 0;
 
 	while ((cmd = strsep(&buf, ","))) {
-		if (strlencmp(cmd, "lcd_enable") == 0) {
+		if (strstarts(cmd, "lcd_enable")) {
 			enable |= TP_ACPI_VIDEO_S_LCD;
-		} else if (strlencmp(cmd, "lcd_disable") == 0) {
+		} else if (strstarts(cmd, "lcd_disable")) {
 			disable |= TP_ACPI_VIDEO_S_LCD;
-		} else if (strlencmp(cmd, "crt_enable") == 0) {
+		} else if (strstarts(cmd, "crt_enable")) {
 			enable |= TP_ACPI_VIDEO_S_CRT;
-		} else if (strlencmp(cmd, "crt_disable") == 0) {
+		} else if (strstarts(cmd, "crt_disable")) {
 			disable |= TP_ACPI_VIDEO_S_CRT;
 		} else if (video_supported == TPACPI_VIDEO_NEW &&
-			   strlencmp(cmd, "dvi_enable") == 0) {
+			   strstarts(cmd, "dvi_enable")) {
 			enable |= TP_ACPI_VIDEO_S_DVI;
 		} else if (video_supported == TPACPI_VIDEO_NEW &&
-			   strlencmp(cmd, "dvi_disable") == 0) {
+			   strstarts(cmd, "dvi_disable")) {
 			disable |= TP_ACPI_VIDEO_S_DVI;
-		} else if (strlencmp(cmd, "auto_enable") == 0) {
+		} else if (strstarts(cmd, "auto_enable")) {
 			res = video_autosw_set(1);
 			if (res)
 				return res;
-		} else if (strlencmp(cmd, "auto_disable") == 0) {
+		} else if (strstarts(cmd, "auto_disable")) {
 			res = video_autosw_set(0);
 			if (res)
 				return res;
-		} else if (strlencmp(cmd, "video_switch") == 0) {
+		} else if (strstarts(cmd, "video_switch")) {
 			res = video_outputsw_cycle();
 			if (res)
 				return res;
-		} else if (strlencmp(cmd, "expand_toggle") == 0) {
+		} else if (strstarts(cmd, "expand_toggle")) {
 			res = video_expand_toggle();
 			if (res)
 				return res;
@@ -5572,6 +5569,7 @@ static enum led_brightness light_sysfs_get(struct led_classdev *led_cdev)
 static struct tpacpi_led_classdev tpacpi_led_thinklight = {
 	.led_classdev = {
 		.name		= "tpacpi::thinklight",
+		.max_brightness	= 1,
 		.brightness_set_blocking = &light_sysfs_set,
 		.brightness_get	= &light_sysfs_get,
 	}
@@ -5652,9 +5650,9 @@ static int light_write(char *buf)
 		return -ENODEV;
 
 	while ((cmd = strsep(&buf, ","))) {
-		if (strlencmp(cmd, "on") == 0) {
+		if (strstarts(cmd, "on")) {
 			newstatus = 1;
-		} else if (strlencmp(cmd, "off") == 0) {
+		} else if (strstarts(cmd, "off")) {
 			newstatus = 0;
 		} else
 			return -EINVAL;
@@ -7125,10 +7123,10 @@ static int brightness_write(char *buf)
 		return level;
 
 	while ((cmd = strsep(&buf, ","))) {
-		if (strlencmp(cmd, "up") == 0) {
+		if (strstarts(cmd, "up")) {
 			if (level < bright_maxlvl)
 				level++;
-		} else if (strlencmp(cmd, "down") == 0) {
+		} else if (strstarts(cmd, "down")) {
 			if (level > 0)
 				level--;
 		} else if (sscanf(cmd, "level %d", &level) == 1 &&
@@ -7877,13 +7875,13 @@ static int volume_write(char *buf)
 
 	while ((cmd = strsep(&buf, ","))) {
 		if (!tp_features.mixer_no_level_control) {
-			if (strlencmp(cmd, "up") == 0) {
+			if (strstarts(cmd, "up")) {
 				if (new_mute)
 					new_mute = 0;
 				else if (new_level < TP_EC_VOLUME_MAX)
 					new_level++;
 				continue;
-			} else if (strlencmp(cmd, "down") == 0) {
+			} else if (strstarts(cmd, "down")) {
 				if (new_mute)
 					new_mute = 0;
 				else if (new_level > 0)
@@ -7895,9 +7893,9 @@ static int volume_write(char *buf)
 				continue;
 			}
 		}
-		if (strlencmp(cmd, "mute") == 0)
+		if (strstarts(cmd, "mute"))
 			new_mute = TP_EC_AUDIO_MUTESW_MSK;
-		else if (strlencmp(cmd, "unmute") == 0)
+		else if (strstarts(cmd, "unmute"))
 			new_mute = 0;
 		else
 			return -EINVAL;
@@ -9120,10 +9118,9 @@ static int fan_write_cmd_level(const char *cmd, int *rc)
 {
 	int level;
 
-	if (strlencmp(cmd, "level auto") == 0)
+	if (strstarts(cmd, "level auto"))
 		level = TP_EC_FAN_AUTO;
-	else if ((strlencmp(cmd, "level disengaged") == 0) ||
-			(strlencmp(cmd, "level full-speed") == 0))
+	else if (strstarts(cmd, "level disengaged") || strstarts(cmd, "level full-speed"))
 		level = TP_EC_FAN_FULLSPEED;
 	else if (sscanf(cmd, "level %d", &level) != 1)
 		return 0;
@@ -9141,7 +9138,7 @@ static int fan_write_cmd_level(const char *cmd, int *rc)
 
 static int fan_write_cmd_enable(const char *cmd, int *rc)
 {
-	if (strlencmp(cmd, "enable") != 0)
+	if (!strstarts(cmd, "enable"))
 		return 0;
 
 	*rc = fan_set_enable();
@@ -9156,7 +9153,7 @@ static int fan_write_cmd_enable(const char *cmd, int *rc)
 
 static int fan_write_cmd_disable(const char *cmd, int *rc)
 {
-	if (strlencmp(cmd, "disable") != 0)
+	if (!strstarts(cmd, "disable"))
 		return 0;
 
 	*rc = fan_set_disable();
@@ -9907,7 +9904,7 @@ ATTRIBUTE_GROUPS(tpacpi_battery);
 
 /* ACPI battery hooking */
 
-static int tpacpi_battery_add(struct power_supply *battery)
+static int tpacpi_battery_add(struct power_supply *battery, struct acpi_battery_hook *hook)
 {
 	int batteryid = tpacpi_battery_get_id(battery->desc->name);
 
@@ -9918,7 +9915,7 @@ static int tpacpi_battery_add(struct power_supply *battery)
 	return 0;
 }
 
-static int tpacpi_battery_remove(struct power_supply *battery)
+static int tpacpi_battery_remove(struct power_supply *battery, struct acpi_battery_hook *hook)
 {
 	device_remove_groups(&battery->dev, tpacpi_battery_groups);
 	return 0;

drivers/platform/x86/toshiba_acpi.c

@@ -3113,7 +3113,7 @@ static struct attribute *toshiba_acpi_battery_attrs[] = {
 
 ATTRIBUTE_GROUPS(toshiba_acpi_battery);
 
-static int toshiba_acpi_battery_add(struct power_supply *battery)
+static int toshiba_acpi_battery_add(struct power_supply *battery, struct acpi_battery_hook *hook)
 {
 	if (toshiba_acpi == NULL) {
 		pr_err("Init order issue\n");
@@ -3126,7 +3126,7 @@ static int toshiba_acpi_battery_add(struct power_supply *battery)
 	return 0;
 }
 
-static int toshiba_acpi_battery_remove(struct power_supply *battery)
+static int toshiba_acpi_battery_remove(struct power_supply *battery, struct acpi_battery_hook *hook)
 {
 	device_remove_groups(&battery->dev, toshiba_acpi_battery_groups);
 	return 0;

drivers/platform/x86/uv_sysfs.c

@@ -119,12 +119,12 @@ struct uv_hub {
 
 static ssize_t hub_name_show(struct uv_bios_hub_info *hub_info, char *buf)
 {
-	return scnprintf(buf, PAGE_SIZE, "%s\n", hub_info->name);
+	return sysfs_emit(buf, "%s\n", hub_info->name);
 }
 
 static ssize_t hub_location_show(struct uv_bios_hub_info *hub_info, char *buf)
 {
-	return scnprintf(buf, PAGE_SIZE, "%s\n", hub_info->location);
+	return sysfs_emit(buf, "%s\n", hub_info->location);
 }
 
 static ssize_t hub_partition_show(struct uv_bios_hub_info *hub_info, char *buf)
@@ -460,12 +460,12 @@ struct uv_pci_top_obj {
 
 static ssize_t uv_pci_type_show(struct uv_pci_top_obj *top_obj, char *buf)
 {
-	return scnprintf(buf, PAGE_SIZE, "%s\n", top_obj->type);
+	return sysfs_emit(buf, "%s\n", top_obj->type);
 }
 
 static ssize_t uv_pci_location_show(struct uv_pci_top_obj *top_obj, char *buf)
 {
-	return scnprintf(buf, PAGE_SIZE, "%s\n", top_obj->location);
+	return sysfs_emit(buf, "%s\n", top_obj->location);
 }
 
 static ssize_t uv_pci_iio_stack_show(struct uv_pci_top_obj *top_obj, char *buf)
@@ -475,7 +475,7 @@ static ssize_t uv_pci_iio_stack_show(struct uv_pci_top_obj *top_obj, char *buf)
 
 static ssize_t uv_pci_ppb_addr_show(struct uv_pci_top_obj *top_obj, char *buf)
 {
-	return scnprintf(buf, PAGE_SIZE, "%s\n", top_obj->ppb_addr);
+	return sysfs_emit(buf, "%s\n", top_obj->ppb_addr);
 }
 
 static ssize_t uv_pci_slot_show(struct uv_pci_top_obj *top_obj, char *buf)
@@ -737,7 +737,7 @@ static ssize_t coherence_id_show(struct kobject *kobj,
 static ssize_t uv_type_show(struct kobject *kobj,
 			struct kobj_attribute *attr, char *buf)
 {
-	return scnprintf(buf, PAGE_SIZE, "%s\n", uv_type_string());
+	return sysfs_emit(buf, "%s\n", uv_type_string());
 }
 
 static ssize_t uv_archtype_show(struct kobject *kobj,
@@ -749,13 +749,13 @@ static ssize_t uv_archtype_show(struct kobject *kobj,
 static ssize_t uv_hub_type_show(struct kobject *kobj,
 			struct kobj_attribute *attr, char *buf)
 {
-	return scnprintf(buf, PAGE_SIZE, "0x%x\n", uv_hub_type());
+	return sysfs_emit(buf, "0x%x\n", uv_hub_type());
 }
 
 static ssize_t uv_hubless_show(struct kobject *kobj,
 			struct kobj_attribute *attr, char *buf)
 {
-	return scnprintf(buf, PAGE_SIZE, "0x%x\n", uv_get_hubless_system());
+	return sysfs_emit(buf, "0x%x\n", uv_get_hubless_system());
 }
 
 static struct kobj_attribute partition_id_attr =

drivers/platform/x86/wireless-hotkey.c

@@ -20,7 +20,10 @@ MODULE_ALIAS("acpi*:HPQ6001:*");
 MODULE_ALIAS("acpi*:WSTADEF:*");
 MODULE_ALIAS("acpi*:AMDI0051:*");
 
-static struct input_dev *wl_input_dev;
+struct wl_button {
+	struct input_dev *input_dev;
+	char phys[32];
+};
 
 static const struct acpi_device_id wl_ids[] = {
 	{"HPQ6001", 0},
@@ -29,63 +32,80 @@ static const struct acpi_device_id wl_ids[] = {
 	{"", 0},
 };
 
-static int wireless_input_setup(void)
+static int wireless_input_setup(struct acpi_device *device)
 {
+	struct wl_button *button = acpi_driver_data(device);
 	int err;
 
-	wl_input_dev = input_allocate_device();
-	if (!wl_input_dev)
+	button->input_dev = input_allocate_device();
+	if (!button->input_dev)
 		return -ENOMEM;
 
-	wl_input_dev->name = "Wireless hotkeys";
-	wl_input_dev->phys = "hpq6001/input0";
-	wl_input_dev->id.bustype = BUS_HOST;
-	wl_input_dev->evbit[0] = BIT(EV_KEY);
-	set_bit(KEY_RFKILL, wl_input_dev->keybit);
+	snprintf(button->phys, sizeof(button->phys), "%s/input0", acpi_device_hid(device));
+
+	button->input_dev->name = "Wireless hotkeys";
+	button->input_dev->phys = button->phys;
+	button->input_dev->id.bustype = BUS_HOST;
+	button->input_dev->evbit[0] = BIT(EV_KEY);
+	set_bit(KEY_RFKILL, button->input_dev->keybit);
 
-	err = input_register_device(wl_input_dev);
+	err = input_register_device(button->input_dev);
 	if (err)
 		goto err_free_dev;
 
 	return 0;
 
 err_free_dev:
-	input_free_device(wl_input_dev);
+	input_free_device(button->input_dev);
 	return err;
 }
 
-static void wireless_input_destroy(void)
+static void wireless_input_destroy(struct acpi_device *device)
 {
-	input_unregister_device(wl_input_dev);
+	struct wl_button *button = acpi_driver_data(device);
+
+	input_unregister_device(button->input_dev);
+	kfree(button);
 }
 
 static void wl_notify(struct acpi_device *acpi_dev, u32 event)
 {
+	struct wl_button *button = acpi_driver_data(acpi_dev);
+
 	if (event != 0x80) {
 		pr_info("Received unknown event (0x%x)\n", event);
 		return;
 	}
 
-	input_report_key(wl_input_dev, KEY_RFKILL, 1);
-	input_sync(wl_input_dev);
-	input_report_key(wl_input_dev, KEY_RFKILL, 0);
-	input_sync(wl_input_dev);
+	input_report_key(button->input_dev, KEY_RFKILL, 1);
+	input_sync(button->input_dev);
+	input_report_key(button->input_dev, KEY_RFKILL, 0);
+	input_sync(button->input_dev);
 }
 
 static int wl_add(struct acpi_device *device)
 {
+	struct wl_button *button;
 	int err;
 
-	err = wireless_input_setup();
-	if (err)
+	button = kzalloc(sizeof(struct wl_button), GFP_KERNEL);
+	if (!button)
+		return -ENOMEM;
+
+	device->driver_data = button;
+
+	err = wireless_input_setup(device);
+	if (err) {
 		pr_err("Failed to setup wireless hotkeys\n");
+		kfree(button);
+	}
 
 	return err;
 }
 
 static int wl_remove(struct acpi_device *device)
 {
-	wireless_input_destroy();
+	wireless_input_destroy(device);
 	return 0;
 }
 

drivers/platform/x86/wmi.c

@@ -105,6 +105,7 @@ MODULE_DEVICE_TABLE(acpi, wmi_device_ids);
 /* allow duplicate GUIDs as these device drivers use struct wmi_driver */
 static const char * const allow_duplicates[] = {
 	"05901221-D566-11D1-B2F0-00A0C9062910",	/* wmi-bmof */
+	"8A42EA14-4F2A-FD45-6422-0087F7A7E608",	/* dell-wmi-ddv */
 	NULL
 };
 

include/acpi/battery.h

@@ -12,8 +12,8 @@
 
 struct acpi_battery_hook {
 	const char *name;
-	int (*add_battery)(struct power_supply *battery);
-	int (*remove_battery)(struct power_supply *battery);
+	int (*add_battery)(struct power_supply *battery, struct acpi_battery_hook *hook);
+	int (*remove_battery)(struct power_supply *battery, struct acpi_battery_hook *hook);
 	struct list_head list;
 };