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ACPICA: acpi_get_sleep_type_data: Reduce warnings

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ACPICA commit 7bb77313091e52a846df4c9c2bea90be31bfb9d8

Eliminate warnings for "not found" _Sx errors, since these
are optional. Original NOT_FOUND status is still returned.

Original changes by Prarit Bhargava.
ACPICA BZ 1208.

Link: https://github.com/acpica/acpica/commit/7bb77313
Link: https://bugs.acpica.org/show_bug.cgi?id=1208
Signed-off-by: Prarit Bhargava <prarit@redhat.com>
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Lv Zheng <lv.zheng@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Prarit Bhargava 2015-12-29 13:52:41 +08:00 committed by Rafael J. Wysocki
parent 5431b6543f
commit a59b679ab8
1 changed files with 17 additions and 7 deletions
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24
drivers/acpi/acpica/hwxface.c
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@ -504,11 +504,20 @@ acpi_get_sleep_type_data(u8 sleep_state, u8 *sleep_type_a, u8 *sleep_type_b)
* Evaluate the \_Sx namespace object containing the register values
* for this state
*/
info->relative_pathname =
ACPI_CAST_PTR(char, acpi_gbl_sleep_state_names[sleep_state]);
info->relative_pathname = ACPI_CAST_PTR(char,
acpi_gbl_sleep_state_names
[sleep_state]);
status = acpi_ns_evaluate(info);
if (ACPI_FAILURE(status)) {
goto cleanup;
if (status == AE_NOT_FOUND) {
/* The _Sx states are optional, ignore NOT_FOUND */
goto final_cleanup;
}
goto warning_cleanup;
}
/* Must have a return object */
@ -517,7 +526,7 @@ acpi_get_sleep_type_data(u8 sleep_state, u8 *sleep_type_a, u8 *sleep_type_b)
ACPI_ERROR((AE_INFO, "No Sleep State object returned from [%s]",
info->relative_pathname));
status = AE_AML_NO_RETURN_VALUE;
goto cleanup;
goto warning_cleanup;
}
/* Return object must be of type Package */
@ -526,7 +535,7 @@ acpi_get_sleep_type_data(u8 sleep_state, u8 *sleep_type_a, u8 *sleep_type_b)
ACPI_ERROR((AE_INFO,
"Sleep State return object is not a Package"));
status = AE_AML_OPERAND_TYPE;
goto cleanup1;
goto return_value_cleanup;
}
/*
@ -570,16 +579,17 @@ acpi_get_sleep_type_data(u8 sleep_state, u8 *sleep_type_a, u8 *sleep_type_b)
break;
}
cleanup1:
return_value_cleanup:
acpi_ut_remove_reference(info->return_object);
cleanup:
warning_cleanup:
if (ACPI_FAILURE(status)) {
ACPI_EXCEPTION((AE_INFO, status,
"While evaluating Sleep State [%s]",
info->relative_pathname));
}
final_cleanup:
ACPI_FREE(info);
return_ACPI_STATUS(status);
}