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SubjectRe: [V4 PATCH 2/2] ata: ahci_platform: Add ACPI _CLS matching
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On 3/2/15, 10:41, "Tejun Heo" <tj@kernel.org> wrote:

>On Mon, Mar 02, 2015 at 02:27:20AM -0600, Suravee Suthikulpanit wrote:
>> This patch adds ACPI supports for AHCI platform driver, which uses _CLS
>> method to match the device.
>>
>> The following is an example of ASL structure in DSDT for a SATA
>>controller,
>> which contains _CLS package to be matched by the ahci_platform driver:
>>
>> Device (AHC0) // AHCI Controller
>> {
>> Name(_HID, "AMDI0600")
>> Name (_CCA, 1)
>> Name (_CLS, Package (3)
>> {
>> 0x01, // Base Class: Mass Storage
>> 0x06, // Sub-Class: serial ATA
>> 0x01, // Interface: AHCI
>> })
>> Name (_CRS, ResourceTemplate ()
>> {
>> Memory32Fixed (ReadWrite, 0xE0300000, 0x00010000)
>> Interrupt (ResourceConsumer, Level, ActiveHigh, Exclusive,,,) {
>>387 }
>> })
>> }
>>
>> Also, since ATA driver should not require PCI support for ATA_ACPI,
>> this patch removes dependency in the driver/ata/Kconfig.
>>
>> Signed-off-by: Suravee Suthikulpanit <Suravee.Suthikulpanit@amd.com>
>
>Looks good to me from the libata side.
>
> Acked-by: Tejun Heo <tj@kernel.org>
>
>Please let me now if this needs to go through libata.
>
>Thanks.
>
>--
>tejun

Thank you. I will let you know one the whole series is ready.

Suravee



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