[PATCH] acpi: method: add check for _MLS

[Keng-Yu Lin]

On Tue, Oct 7, 2014 at 2:43 PM, Alex Hung <alex.hung at canonical.com> wrote:
> Signed-off-by: Alex Hung <alex.hung at canonical.com>
> ---
>  src/acpi/method/method.c | 64 ++++++++++++++++++++++++++++++++++++++++++++++--
>  1 file changed, 62 insertions(+), 2 deletions(-)
>
> diff --git a/src/acpi/method/method.c b/src/acpi/method/method.c
> index f53a9ca..eae1276 100644
> --- a/src/acpi/method/method.c
> +++ b/src/acpi/method/method.c
> @@ -126,7 +126,7 @@
>   * _LID  9.4.1         Y
>   * _MAT  6.2.9         N
>   * _MBM  9.12.2.1      Y
> - * _MLS  6.1.7         N
> + * _MLS  6.1.7         Y
>   * _MSG  9.1.2         Y
>   * _MSM  9.12.2.2      N
>   * _NTT  11.4.7                Y
> @@ -1216,6 +1216,66 @@ static int method_test_CID(fwts_framework *fw)
>                 "_CID", NULL, 0, method_test_CID_return, NULL);
>  }
>
> +static void method_test_MLS_return(
> +       fwts_framework *fw,
> +       char *name,
> +       ACPI_BUFFER *buf,
> +       ACPI_OBJECT *obj,
> +       void *private)
> +{
> +       uint32_t i;
> +       bool failed = false;
> +
> +       FWTS_UNUSED(private);
> +
> +       if (method_check_type(fw, name, buf, ACPI_TYPE_PACKAGE) != FWTS_OK)
> +               return;
> +
> +       if (method_package_elements_all_type(fw, name, "_MLS", obj, ACPI_TYPE_PACKAGE) != FWTS_OK)
> +               return;
> +
> +       /* Could be one or more packages */
> +       for (i = 0; i < obj->Package.Count; i++) {
> +               ACPI_OBJECT *pkg = &obj->Package.Elements[i];
> +
> +               if (pkg->Package.Count != 2) {
> +                       fwts_failed(fw, LOG_LEVEL_MEDIUM,
> +                               "Method_MLSSubPackageElementCount",
> +                               "%s sub-package %" PRIu32 " was expected to "
> +                               "have 2 elements, got %" PRIu32 " elements instead.",
> +                               name, i, pkg->Package.Count);
> +                       failed = true;
> +                       continue;
> +               }
> +
> +               if (pkg->Package.Elements[0].Type != ACPI_TYPE_STRING) {
> +                       fwts_failed(fw, LOG_LEVEL_MEDIUM,
> +                               "Method_MLSBadSubPackageReturnType",
> +                               "%s sub-package %" PRIu32
> +                               " element 0 is not a string.",
> +                               name, i);
> +                       failed = true;
> +               }
> +
> +               if (pkg->Package.Elements[1].Type != ACPI_TYPE_BUFFER) {
> +                       fwts_failed(fw, LOG_LEVEL_MEDIUM,
> +                               "Method_MLSBadSubPackageReturnType",
> +                               "%s sub-package %" PRIu32
> +                               " element 1 is not a buffer.",
> +                               name, i);
> +                       failed = true;
> +               }
> +       }
> +
> +       if (!failed)
> +               method_passed_sane(fw, name, "package");
> +}
> +
> +static int method_test_MLS(fwts_framework *fw)
> +{
> +       return method_evaluate_method(fw, METHOD_OPTIONAL,
> +               "_MLS", NULL, 0, method_test_MLS_return, NULL);
> +}
>  static int method_test_HRV(fwts_framework *fw)
>  {
>         return method_evaluate_method(fw, METHOD_OPTIONAL,
> @@ -5882,7 +5942,7 @@ static fwts_framework_minor_test method_tests[] = {
>         { method_test_DDN, "Test _DDN (DOS Device Name)." },
>         { method_test_HID, "Test _HID (Hardware ID)." },
>         { method_test_HRV, "Test _HRV (Hardware Revision Number)." },
> -       /* { method_test_MLS, "Test _MLS (Multiple Language String)." }, */
> +       { method_test_MLS, "Test _MLS (Multiple Language String)." },
>         { method_test_PLD, "Test _PLD (Physical Device Location)." },
>         { method_test_SUB, "Test _SUB (Subsystem ID)." },
>         { method_test_SUN, "Test _SUN (Slot User Number)." },
> --
> 1.9.1
>
>

Acked-by: Keng-Yu Lin <kengyu at canonical.com>