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| author | Sakari Ailus <sakari.ailus@linux.intel.com> | 2019-05-10 12:46:03 +0300 |
|---|---|---|
| committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2019-05-13 10:40:21 +0200 |
| commit | a423bd845c6043c205eedc413f40f81c7550e85c (patch) | |
| tree | 0cf81bbbb892d9d32fe00764a8c32d78d3c6217b /Documentation/firmware-guide/acpi/dsd/data-node-references.rst | |
| parent | 5695f51d055057b9db069f0a060fc7c397278c2e (diff) | |
| download | lwn-a423bd845c6043c205eedc413f40f81c7550e85c.tar.gz lwn-a423bd845c6043c205eedc413f40f81c7550e85c.zip | |
Documentation: ACPI: Direct references are allowed to devices only
In ACPI it is possible to make references to device objects only,
not to other objects inside a device.
In practice this means that hierarchical data extension targets
must be in parentheses to make them strings, or an ACPICA warning
will be produced.
Reported-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
[ rjw: Changelog ]
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'Documentation/firmware-guide/acpi/dsd/data-node-references.rst')
| -rw-r--r-- | Documentation/firmware-guide/acpi/dsd/data-node-references.rst | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/Documentation/firmware-guide/acpi/dsd/data-node-references.rst b/Documentation/firmware-guide/acpi/dsd/data-node-references.rst index 1351984e767c..febccbc5689d 100644 --- a/Documentation/firmware-guide/acpi/dsd/data-node-references.rst +++ b/Documentation/firmware-guide/acpi/dsd/data-node-references.rst @@ -45,8 +45,8 @@ the ANOD object which is also the final target node of the reference. Name (_DSD, Package () { ToUUID("dbb8e3e6-5886-4ba6-8795-1319f52a966b"), Package () { - Package () { "node@0", NOD0 }, - Package () { "node@1", NOD1 }, + Package () { "node@0", "NOD0" }, + Package () { "node@1", "NOD1" }, } }) Name (NOD0, Package() { @@ -58,7 +58,7 @@ the ANOD object which is also the final target node of the reference. Name (NOD1, Package() { ToUUID("dbb8e3e6-5886-4ba6-8795-1319f52a966b"), Package () { - Package () { "anothernode", ANOD }, + Package () { "anothernode", "ANOD" }, } }) Name (ANOD, Package() { |