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Revert 'Revert "ACPICA: Permanently set _REV to the value '2'."'

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Revert commit ff284f37fc (Revert "ACPICA: Permanently set _REV to
the value '2'.) as the regression introduced by commit b1ef297258
reverted by it is now addressed via a blacklist entry.

Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Rafael J. Wysocki 2015-07-01 23:24:05 +02:00
parent 18d78b64fd
commit ea7d521569
1 changed files with 10 additions and 3 deletions
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13
drivers/acpi/acpica/utglobal.c
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@ -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 */