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path: root/drivers/acpi/acpica/uteval.c
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Diffstat (limited to 'drivers/acpi/acpica/uteval.c')
-rw-r--r--drivers/acpi/acpica/uteval.c21
1 files changed, 9 insertions, 12 deletions
diff --git a/drivers/acpi/acpica/uteval.c b/drivers/acpi/acpica/uteval.c
index da9450bc..9c9897d 100644
--- a/drivers/acpi/acpica/uteval.c
+++ b/drivers/acpi/acpica/uteval.c
@@ -116,9 +116,9 @@ acpi_status acpi_ut_osi_implementation(struct acpi_walk_state *walk_state)
return_ACPI_STATUS(AE_NO_MEMORY);
}
- /* Default return value is SUPPORTED */
+ /* Default return value is 0, NOT-SUPPORTED */
- return_desc->integer.value = ACPI_UINT32_MAX;
+ return_desc->integer.value = 0;
walk_state->return_desc = return_desc;
/* Compare input string to static table of supported interfaces */
@@ -127,10 +127,8 @@ acpi_status acpi_ut_osi_implementation(struct acpi_walk_state *walk_state)
if (!ACPI_STRCMP
(string_desc->string.pointer,
acpi_interfaces_supported[i])) {
-
- /* The interface is supported */
-
- return_ACPI_STATUS(AE_OK);
+ return_desc->integer.value = ACPI_UINT32_MAX;
+ goto done;
}
}
@@ -141,15 +139,14 @@ acpi_status acpi_ut_osi_implementation(struct acpi_walk_state *walk_state)
*/
status = acpi_os_validate_interface(string_desc->string.pointer);
if (ACPI_SUCCESS(status)) {
-
- /* The interface is supported */
-
- return_ACPI_STATUS(AE_OK);
+ return_desc->integer.value = ACPI_UINT32_MAX;
}
- /* The interface is not supported */
+done:
+ ACPI_DEBUG_PRINT_RAW((ACPI_DB_INFO, "ACPI: BIOS _OSI(%s) %ssupported\n",
+ string_desc->string.pointer,
+ return_desc->integer.value == 0 ? "not-" : ""));
- return_desc->integer.value = 0;
return_ACPI_STATUS(AE_OK);
}
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