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

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* 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
This commit is contained in:
Rafael J. Wysocki 2019-12-04 10:24:33 +01:00
commit b65d56305c
5 changed files with 22 additions and 9 deletions
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2
Documentation/admin-guide/kernel-parameters.txt
View File

@ -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

8
drivers/acpi/Kconfig
View File

@ -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they have been replaced by functions in /sys.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they have been replaced by functions in /sys.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

2
drivers/acpi/bus.c
View File

@ -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);

13
drivers/acpi/button.c
View File

@ -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

6
drivers/acpi/sysfs.c
View File

@ -819,14 +819,14 @@ end:
* 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);