On Friday 12 of October 2012 20:31:38 Tang Chen wrote:
> "ACPI0004","PNP0A05" and "PNP0A06" are all defined in array
> container_device_ids[], so use it, but not the hard coding style.
>
> Also, introduce a new api is_container_device() to determine if a
> device is a container device.
>
> Signed-off-by: Tang Chen <tangchen@xxxxxxxxxxxxxx>
> Signed-off-by: Yasuaki Ishimatsu <isimatu.yasuaki@xxxxxxxxxxxxxx>
Applied to linux-pm.git/acpi-next as v3.8 material.
Thanks,
Rafael
> ---
> drivers/acpi/container.c | 17 ++++++++++++++---
> 1 files changed, 14 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/acpi/container.c b/drivers/acpi/container.c
> index 1f9f7d7..ffd76ee 100644
> --- a/drivers/acpi/container.c
> +++ b/drivers/acpi/container.c
> @@ -92,6 +92,19 @@ static int is_device_present(acpi_handle handle)
> return ((sta & ACPI_STA_DEVICE_PRESENT) == ACPI_STA_DEVICE_PRESENT);
> }
>
> +static int is_container_device(const char *hid)
> +{
> + const struct acpi_device_id *container_id;
> +
> + for (container_id = container_device_ids;
> + container_id->id[0]; container_id++) {
> + if (!strcmp((char *)container_id->id, hid))
> + return 1;
> + }
> +
> + return 0;
> +}
> +
> /*******************************************************************/
> static int acpi_container_add(struct acpi_device *device)
> {
> @@ -232,10 +245,8 @@ container_walk_namespace_cb(acpi_handle handle,
> goto end;
> }
>
> - if (strcmp(hid, "ACPI0004") && strcmp(hid, "PNP0A05") &&
> - strcmp(hid, "PNP0A06")) {
> + if (!is_container_device(hid))
> goto end;
> - }
>
> switch (*action) {
> case INSTALL_NOTIFY_HANDLER:
>
--
I speak only for myself.
Rafael J. Wysocki, Intel Open Source Technology Center.
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