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authorIngo Molnar <mingo@kernel.org>2020-11-27 11:09:57 +0100
committerIngo Molnar <mingo@kernel.org>2020-11-27 11:10:50 +0100
commita787bdaff83a085288b6fc607afb4bb648da3cc9 (patch)
treeec389c1494ef4790ea90f65c4f86e523caf325d0 /Documentation/ABI/testing/sysfs-bus-acpi
parent2914b0ba61a9d253535e51af16c7122a8148995d (diff)
parent85a2c56cb4454c73f56d3099d96942e7919b292f (diff)
downloadlinux-a787bdaff83a085288b6fc607afb4bb648da3cc9.tar.gz
Merge branch 'linus' into sched/core, to resolve semantic conflict
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'Documentation/ABI/testing/sysfs-bus-acpi')
-rw-r--r--Documentation/ABI/testing/sysfs-bus-acpi19
1 files changed, 11 insertions, 8 deletions
diff --git a/Documentation/ABI/testing/sysfs-bus-acpi b/Documentation/ABI/testing/sysfs-bus-acpi
index e7898cfe5fb1..58abacf59b2a 100644
--- a/Documentation/ABI/testing/sysfs-bus-acpi
+++ b/Documentation/ABI/testing/sysfs-bus-acpi
@@ -5,6 +5,7 @@ Description:
This attribute indicates the full path of ACPI namespace
object associated with the device object. For example,
\_SB_.PCI0.
+
This file is not present for device objects representing
fixed ACPI hardware features (like power and sleep
buttons).
@@ -67,14 +68,16 @@ Description:
The return value is a decimal integer representing the device's
status bitmap:
- Bit [0] – Set if the device is present.
- Bit [1] – Set if the device is enabled and decoding its
- resources.
- Bit [2] – Set if the device should be shown in the UI.
- Bit [3] – Set if the device is functioning properly (cleared if
- device failed its diagnostics).
- Bit [4] – Set if the battery is present.
- Bits [31:5] – Reserved (must be cleared)
+ =========== ==================================================
+ Bit [0] Set if the device is present.
+ Bit [1] Set if the device is enabled and decoding its
+ resources.
+ Bit [2] Set if the device should be shown in the UI.
+ Bit [3] Set if the device is functioning properly (cleared
+ if device failed its diagnostics).
+ Bit [4] Set if the battery is present.
+ Bits [31:5] Reserved (must be cleared)
+ =========== ==================================================
If bit [0] is clear, then bit 1 must also be clear (a device
that is not present cannot be enabled).