Merge branches 'acpi-bus', 'acpi-button', 'acpi-sysfs' and 'acpi-misc'

* acpi-bus:
  ACPI: bus: Fix NULL pointer check in acpi_bus_get_private_data()

* acpi-button:
  ACPI: button: Add DMI quirk for Acer Switch 10 SW5-032 lid-switch

* acpi-sysfs:
  ACPI: sysfs: Change ACPI_MASKABLE_GPE_MAX to 0x100

* acpi-misc:
  ACPI: Fix Kconfig indentation

Author: rafaeljw

Documentation/admin-guide/kernel-parameters.txt

@@ -113,7 +113,7 @@
 			the GPE dispatcher.
 			This facility can be used to prevent such uncontrolled
 			GPE floodings.
-			Format: <int>
+			Format: <byte>
 
 	acpi_no_auto_serialize	[HW,ACPI]
 			Disable auto-serialization of AML methods

drivers/acpi/Kconfig

@@ -104,9 +104,9 @@ config ACPI_PROCFS_POWER
 	depends on X86 && PROC_FS
 	help
 	  For backwards compatibility, this option allows
-          deprecated power /proc/acpi/ directories to exist, even when
-          they have been replaced by functions in /sys.
-          The deprecated directories (and their replacements) include:
+	  deprecated power /proc/acpi/ directories to exist, even when
+	  they have been replaced by functions in /sys.
+	  The deprecated directories (and their replacements) include:
 	  /proc/acpi/battery/* (/sys/class/power_supply/*) and
 	  /proc/acpi/ac_adapter/* (sys/class/power_supply/*).
 	  This option has no effect on /proc/acpi/ directories
@@ -448,7 +448,7 @@ config ACPI_CUSTOM_METHOD
 config ACPI_BGRT
 	bool "Boottime Graphics Resource Table support"
 	depends on EFI && (X86 || ARM64)
-        help
+	help
 	  This driver adds support for exposing the ACPI Boottime Graphics
 	  Resource Table, which allows the operating system to obtain
 	  data from the firmware boot splash. It will appear under

drivers/acpi/bus.c

@@ -153,7 +153,7 @@ int acpi_bus_get_private_data(acpi_handle handle, void **data)
 {
 	acpi_status status;
 
-	if (!*data)
+	if (!data)
 		return -EINVAL;
 
 	status = acpi_get_data(handle, acpi_bus_private_data_handler, data);

drivers/acpi/button.c

@@ -77,6 +77,19 @@ MODULE_DEVICE_TABLE(acpi, button_device_ids);
 
 /* Please keep this list sorted alphabetically by vendor and model */
 static const struct dmi_system_id dmi_lid_quirks[] = {
+	{
+		/*
+		 * Acer Switch 10 SW5-012. _LID method messes with home and
+		 * power button GPIO IRQ settings causing an interrupt storm on
+		 * both GPIOs. This is unfixable without a DSDT override, so we
+		 * have to disable the lid-switch functionality altogether :|
+		 */
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
+			DMI_MATCH(DMI_PRODUCT_NAME, "Aspire SW5-012"),
+		},
+		.driver_data = (void *)(long)ACPI_BUTTON_LID_INIT_DISABLED,
+	},
 	{
 		/*
 		 * Asus T200TA, _LID keeps reporting closed after every second

drivers/acpi/sysfs.c

@@ -819,14 +819,14 @@ static ssize_t counter_set(struct kobject *kobj,
  * interface:
  *   echo unmask > /sys/firmware/acpi/interrupts/gpe00
  */
-#define ACPI_MASKABLE_GPE_MAX	0xFF
+#define ACPI_MASKABLE_GPE_MAX	0x100
 static DECLARE_BITMAP(acpi_masked_gpes_map, ACPI_MASKABLE_GPE_MAX) __initdata;
 
 static int __init acpi_gpe_set_masked_gpes(char *val)
 {
 	u8 gpe;
 
-	if (kstrtou8(val, 0, &gpe) || gpe > ACPI_MASKABLE_GPE_MAX)
+	if (kstrtou8(val, 0, &gpe))
 		return -EINVAL;
 	set_bit(gpe, acpi_masked_gpes_map);
 
@@ -838,7 +838,7 @@ void __init acpi_gpe_apply_masked_gpes(void)
 {
 	acpi_handle handle;
 	acpi_status status;
-	u8 gpe;
+	u16 gpe;
 
 	for_each_set_bit(gpe, acpi_masked_gpes_map, ACPI_MASKABLE_GPE_MAX) {
 		status = acpi_get_gpe_device(gpe, &handle);