Re: [PATCH v6 0/7] ZPODD patches

2012-09-13 Thread Aaron Lu
On 09/13/2012 05:12 PM, Jack Wang wrote: >> >> When scsi disk is runtime suspended, the ata port it attached to will be >> runtime suspended, and then the power will be removed through ACPI. >> >> Please check libata-acpi.c, function ata_acpi_set_state. >> >> The parent/child relationship of the de

RE:[PATCH v6 0/7] ZPODD patches

2012-09-13 Thread Jack Wang
> > When scsi disk is runtime suspended, the ata port it attached to will be > runtime suspended, and then the power will be removed through ACPI. > > Please check libata-acpi.c, function ata_acpi_set_state. > > The parent/child relationship of the devices: > ata_host > ata_port > scsi_hos

Re: [PATCH v6 0/7] ZPODD patches

2012-09-13 Thread James Bottomley
On Thu, 2012-09-13 at 16:56 +0800, Aaron Lu wrote: > If you have more questions on how it works, please send email only > to me, other people might be too busy to read such emails :-) No, please don't. One of the points of mailing lists is to accumulate information. The reason we always ask for

Re: [PATCH v6 0/7] ZPODD patches

2012-09-13 Thread Aaron Lu
On 09/13/2012 04:39 PM, Jack Wang wrote: > For hard disk runtime power off, Is there (hardware?) requirement for >>> hard > drive to support similar feature? No requirement for hard drive, as it does not need to remote wake up itself while powered off. Please note t

RE: [PATCH v6 0/7] ZPODD patches

2012-09-13 Thread Jack Wang
> >>> For hard disk runtime power off, Is there (hardware?) requirement for > > hard > >>> drive to support similar feature? > >> > >> No requirement for hard drive, as it does not need to remote wake up > >> itself while powered off. > >> > >> Please note that there is a v7 sent yesterday, you may

Re: [PATCH v6 0/7] ZPODD patches

2012-09-13 Thread Aaron Lu
On 09/13/2012 04:15 PM, Jack Wang wrote: >>> For hard disk runtime power off, Is there (hardware?) requirement for > hard >>> drive to support similar feature? >> >> No requirement for hard drive, as it does not need to remote wake up >> itself while powered off. >> >> Please note that there is a v

RE: [PATCH v6 0/7] ZPODD patches

2012-09-13 Thread Jack Wang
> > For hard disk runtime power off, Is there (hardware?) requirement for hard > > drive to support similar feature? > > No requirement for hard drive, as it does not need to remote wake up > itself while powered off. > > Please note that there is a v7 sent yesterday, you may want to take a > loo

Re: [PATCH v6 0/7] ZPODD patches

2012-09-12 Thread Aaron Lu
On 09/13/2012 10:42 AM, Jack Wang wrote: > Hi Aaron, Hi Jack, > > This feature looks nice Glad to hear this :-) > but how could I test this patch set, I suppose it > need special Hardware which support ZPODD, could suggest the test setup > environment? For ZPODD, there are 2 requirements: 1 T

RE: [PATCH v6 0/7] ZPODD patches

2012-09-12 Thread Jack Wang
Hi Aaron, This feature looks nice, but how could I test this patch set, I suppose it need special Hardware which support ZPODD, could suggest the test setup environment? For hard disk runtime power off, Is there (hardware?) requirement for hard drive to support similar feature? Best regards! Ja