On Wed, Jan 7, 2015 at 11:50 PM, Hanjun Guo <hanjun.guo@xxxxxxxxxx> wrote:
> Hi Feng Kan,
>
> I have some comments below.
>
>
> On 2015年01月08日 01:32, Feng Kan wrote:
>>
>> Just want to ping this again.
>>
>> Happy new year
>>
>> On Thu, Dec 11, 2014 at 2:31 PM, Feng Kan <fkan@xxxxxxx> wrote:
>>>
>>> This adds ACPI support for the APM X-Gene SATA ports. When the system
>>> boots using ACPI table, the SATA ports are able to configure using the
>>> values supplied by the ACPI table rather than the DTS.
>>>
>>> Signed-off-by: Feng Kan <fkan@xxxxxxx>
>>> ---
>>> drivers/ata/ahci_xgene.c | 10 ++++++++++
>>> 1 file changed, 10 insertions(+)
>>>
>>> diff --git a/drivers/ata/ahci_xgene.c b/drivers/ata/ahci_xgene.c
>>> index d0c851a..4951392 100644
>>> --- a/drivers/ata/ahci_xgene.c
>>> +++ b/drivers/ata/ahci_xgene.c
>>> @@ -22,6 +22,7 @@
>>> * NOTE: PM support is not currently available.
>>> *
>>> */
>>> +#include <linux/acpi.h>
>>> #include <linux/module.h>
>>> #include <linux/platform_device.h>
>>> #include <linux/ahci_platform.h>
>>> @@ -521,6 +522,14 @@ disable_resources:
>>> return rc;
>>> }
>>>
>>> +#ifdef CONFIG_ACPI
>>> +static const struct acpi_device_id xgene_ahci_acpi_match[] = {
>>> + { "APMC0D0D", },
>
>
> When I was going through the PNP and ACPI ID list in
> http://www.uefi.org/PNP_ACPI_Registry, I found that
> there is no "APMC" for ACPI ID, I only found that there is
> a PNP ID "APM" for Applied Memory Tech company, are
> you using PNP ID for this one?
>
> if not, I think you can send a request to UEFI and
> request a new ACPI ID of "APMC" for Applied Micro, and then
> submit the patch again.
>
> How to send a request to register the ACPI ID, you can
> refer to:
> http://www.uefi.org/PNP_ACPI_Registry
Hanjun, the documents are bit out of sync. We have received approval and
it is present in the document link below. I can also forward the approval letter
if it needed.
http://download.microsoft.com/download/7/E/7/7E7662CF-CBEA-470B-A97E-CE7CE0D98DC2/ISA%20PNPID%20List.xlsx
>
> Thanks
> Hanjun
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