summaryrefslogtreecommitdiffstats
path: root/kernel/drivers/acpi/acpica/utglobal.c
diff options
context:
space:
mode:
Diffstat (limited to 'kernel/drivers/acpi/acpica/utglobal.c')
-rw-r--r--kernel/drivers/acpi/acpica/utglobal.c13
1 files changed, 10 insertions, 3 deletions
diff --git a/kernel/drivers/acpi/acpica/utglobal.c b/kernel/drivers/acpi/acpica/utglobal.c
index 5e8df9177..a72685c1e 100644
--- a/kernel/drivers/acpi/acpica/utglobal.c
+++ b/kernel/drivers/acpi/acpica/utglobal.c
@@ -102,12 +102,19 @@ const struct acpi_predefined_names acpi_gbl_pre_defined_names[] = {
{"_SB_", ACPI_TYPE_DEVICE, NULL},
{"_SI_", ACPI_TYPE_LOCAL_SCOPE, NULL},
{"_TZ_", ACPI_TYPE_DEVICE, NULL},
- {"_REV", ACPI_TYPE_INTEGER, (char *)ACPI_CA_SUPPORT_LEVEL},
+ /*
+ * March, 2015:
+ * The _REV object is in the process of being deprecated, because
+ * other ACPI implementations permanently return 2. Thus, it
+ * has little or no value. Return 2 for compatibility with
+ * other ACPI implementations.
+ */
+ {"_REV", ACPI_TYPE_INTEGER, ACPI_CAST_PTR(char, 2)},
{"_OS_", ACPI_TYPE_STRING, ACPI_OS_NAME},
- {"_GL_", ACPI_TYPE_MUTEX, (char *)1},
+ {"_GL_", ACPI_TYPE_MUTEX, ACPI_CAST_PTR(char, 1)},
#if !defined (ACPI_NO_METHOD_EXECUTION) || defined (ACPI_CONSTANT_EVAL_ONLY)
- {"_OSI", ACPI_TYPE_METHOD, (char *)1},
+ {"_OSI", ACPI_TYPE_METHOD, ACPI_CAST_PTR(char, 1)},
#endif
/* Table terminator */