[PATCH 10/17] ACPICA: ACPI 5.1: Support for the _DSD predefined name.

[Lv Zheng]

From: "David E. Box" <david.e.box@xxxxxxxxxxxxxxx>

Adds full support for _DSD. David Box.

Signed-off-by: David E. Box <david.e.box@xxxxxxxxxxxxxxx>
Signed-off-by: Bob Moore <robert.moore@xxxxxxxxx>
Signed-off-by: Lv Zheng <lv.zheng@xxxxxxxxx>
---
 drivers/acpi/acpica/acpredef.h |   13 ++++++++++++-
 include/acpi/acnames.h         |    1 +
 2 files changed, 13 insertions(+), 1 deletion(-)

diff --git a/drivers/acpi/acpica/acpredef.h b/drivers/acpi/acpica/acpredef.h
index bd08817..c5bfadf 100644
--- a/drivers/acpi/acpica/acpredef.h
+++ b/drivers/acpi/acpica/acpredef.h
@@ -105,6 +105,11 @@
  *      count = 0 (optional)
  *      (Used for _DLM)
  *
+ * ACPI_PTYPE2_UUID_PAIR: Each subpackage is preceded by a UUID Buffer. The UUID
+ *      defines the format of the package. Zero-length parent package is
+ *      allowed.
+ *      (Used for _DSD)
+ *
  *****************************************************************************/
 
 enum acpi_return_package_types {
@@ -117,7 +122,8 @@ enum acpi_return_package_types {
 	ACPI_PTYPE2_FIXED = 7,
 	ACPI_PTYPE2_MIN = 8,
 	ACPI_PTYPE2_REV_FIXED = 9,
-	ACPI_PTYPE2_FIX_VAR = 10
+	ACPI_PTYPE2_FIX_VAR = 10,
+	ACPI_PTYPE2_UUID_PAIR = 11
 };
 
 /* Support macros for users of the predefined info table */
@@ -436,6 +442,11 @@ const union acpi_predefined_info acpi_gbl_predefined_methods[] = {
 	{{"_DOS", METHOD_1ARGS(ACPI_TYPE_INTEGER),
 	  METHOD_NO_RETURN_VALUE}},
 
+	{{"_DSD", METHOD_0ARGS,
+	  METHOD_RETURNS(ACPI_RTYPE_PACKAGE)}},	/* Variable-length (Pkgs) each: 1 Buf, 1 Pkg */
+	PACKAGE_INFO(ACPI_PTYPE2_UUID_PAIR, ACPI_RTYPE_BUFFER, 1,
+		     ACPI_RTYPE_PACKAGE, 1, 0),
+
 	{{"_DSM",
 	  METHOD_4ARGS(ACPI_TYPE_BUFFER, ACPI_TYPE_INTEGER, ACPI_TYPE_INTEGER,
 		       ACPI_TYPE_PACKAGE),
diff --git a/include/acpi/acnames.h b/include/acpi/acnames.h
index 3dd6e83..c728113 100644
--- a/include/acpi/acnames.h
+++ b/include/acpi/acnames.h
@@ -55,6 +55,7 @@
 #define METHOD_NAME__HID        "_HID"
 #define METHOD_NAME__INI        "_INI"
 #define METHOD_NAME__PLD        "_PLD"
+#define METHOD_NAME__DSD        "_DSD"
 #define METHOD_NAME__PRS        "_PRS"
 #define METHOD_NAME__PRT        "_PRT"
 #define METHOD_NAME__PRW        "_PRW"
-- 
1.7.10

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/