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-rw-r--r--Documentation/firmware-guide/acpi/DSD-properties-rules.rst (renamed from Documentation/acpi/DSD-properties-rules.txt)21
-rw-r--r--Documentation/firmware-guide/acpi/index.rst1
2 files changed, 13 insertions, 9 deletions
diff --git a/Documentation/acpi/DSD-properties-rules.txt b/Documentation/firmware-guide/acpi/DSD-properties-rules.rst
index 3e4862bdad98..4306f29b6103 100644
--- a/Documentation/acpi/DSD-properties-rules.txt
+++ b/Documentation/firmware-guide/acpi/DSD-properties-rules.rst
@@ -1,8 +1,11 @@
+.. SPDX-License-Identifier: GPL-2.0
+
+==================================
_DSD Device Properties Usage Rules
-----------------------------------
+==================================
Properties, Property Sets and Property Subsets
-----------------------------------------------
+==============================================
The _DSD (Device Specific Data) configuration object, introduced in ACPI 5.1,
allows any type of device configuration data to be provided via the ACPI
@@ -18,7 +21,7 @@ specific type) associated with it.
In the ACPI _DSD context it is an element of the sub-package following the
generic Device Properties UUID in the _DSD return package as specified in the
-Device Properties UUID definition document [1].
+Device Properties UUID definition document [1]_.
It also may be regarded as the definition of a key and the associated data type
that can be returned by _DSD in the Device Properties UUID sub-package for a
@@ -33,14 +36,14 @@ Property subsets are nested collections of properties. Each of them is
associated with an additional key (name) allowing the subset to be referred
to as a whole (and to be treated as a separate entity). The canonical
representation of property subsets is via the mechanism specified in the
-Hierarchical Properties Extension UUID definition document [2].
+Hierarchical Properties Extension UUID definition document [2]_.
Property sets may be hierarchical. That is, a property set may contain
multiple property subsets that each may contain property subsets of its
own and so on.
General Validity Rule for Property Sets
----------------------------------------
+=======================================
Valid property sets must follow the guidance given by the Device Properties UUID
definition document [1].
@@ -73,7 +76,7 @@ suitable for the ACPI environment and consequently they cannot belong to a valid
property set.
Property Sets and Device Tree Bindings
---------------------------------------
+======================================
It often is useful to make _DSD return property sets that follow Device Tree
bindings.
@@ -91,7 +94,7 @@ expected to automatically work in the ACPI environment regardless of their
contents.
References
-----------
+==========
-[1] http://www.uefi.org/sites/default/files/resources/_DSD-device-properties-UUID.pdf
-[2] http://www.uefi.org/sites/default/files/resources/_DSD-hierarchical-data-extension-UUID-v1.1.pdf
+.. [1] http://www.uefi.org/sites/default/files/resources/_DSD-device-properties-UUID.pdf
+.. [2] http://www.uefi.org/sites/default/files/resources/_DSD-hierarchical-data-extension-UUID-v1.1.pdf
diff --git a/Documentation/firmware-guide/acpi/index.rst b/Documentation/firmware-guide/acpi/index.rst
index 868bd25a3398..0e05b843521c 100644
--- a/Documentation/firmware-guide/acpi/index.rst
+++ b/Documentation/firmware-guide/acpi/index.rst
@@ -10,3 +10,4 @@ ACPI Support
namespace
enumeration
osi
+ DSD-properties-rules