Re: [PATCH] ata: ahci: power off unused ports

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To: <kristen.c.accardi@...>

Cc: Mark Lord <liml@...>, Alan Cox <alan@...>, Pavel Machek <pavel@...>, Theodore Tso <tytso@...>, <linux-ide@...>, <linux-kernel@...>

Subject: Re: [PATCH] ata: ahci: power off unused ports

Date: Monday, June 2, 2008 - 2:15 pm

Kristen Carlson Accardi wrote:
quoted text> Here you can see that it would be very easy for another driver
> to just add code to set the NO_HOTPLUG flag and then this code
> will work for them as well, since we power off the phy using
> DET which is specified by SATA.

quoted text> here's that code:

Agreed.  The main discussion in this sub-thread is more about user 
interface.  The user interface in this case, a module option, is 
specific to AHCI.

Surely you can see how it is a bit silly to force each driver writer to 
create the same user interface in each driver, to support a generic concept.

	Jeff

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Messages in current thread:

[PATCH] ata: ahci: power off unused ports, Kristen Carlson Accardi, (Thu May 8, 7:10 pm)

Re: [PATCH] ata: ahci: power off unused ports, Theodore Tso, (Mon May 26, 11:08 pm)

Re: [PATCH] ata: ahci: power off unused ports, Kristen Carlson Accardi, (Tue May 27, 5:32 pm)

Re: [PATCH] ata: ahci: power off unused ports, Theodore Tso, (Tue May 27, 6:59 pm)

Re: [PATCH] ata: ahci: power off unused ports, Kristen Carlson Accardi, (Tue May 27, 7:32 pm)

Re: [PATCH] ata: ahci: power off unused ports, Pavel Machek, (Sat May 31, 4:00 am)

Re: [PATCH] ata: ahci: power off unused ports, Jeff Garzik, (Sun Jun 1, 3:16 pm)

Re: [PATCH] ata: ahci: power off unused ports, Alan Cox, (Mon Jun 2, 3:04 am)

Re: [PATCH] ata: ahci: power off unused ports, Jeff Garzik, (Mon Jun 2, 3:43 am)

Re: [PATCH] ata: ahci: power off unused ports, Mark Lord, (Mon Jun 2, 9:03 am)

Re: [PATCH] ata: ahci: power off unused ports, Kristen Carlson Accardi, (Mon Jun 2, 12:57 pm)

Re: [PATCH] ata: ahci: power off unused ports, Jeff Garzik, (Mon Jun 2, 1:44 pm)

Re: [PATCH] ata: ahci: power off unused ports, Jeff Garzik, (Mon Jun 2, 12:07 pm)

Re: [PATCH] ata: ahci: power off unused ports, Kristen Carlson Accardi, (Mon Jun 2, 1:00 pm)

Re: [PATCH] ata: ahci: power off unused ports, Jeff Garzik, (Mon Jun 2, 1:45 pm)

Re: [PATCH] ata: ahci: power off unused ports, Kristen Carlson Accardi, (Mon Jun 2, 1:47 pm)

Re: [PATCH] ata: ahci: power off unused ports, Jeff Garzik, (Mon Jun 2, 2:15 pm)

Re: [PATCH] ata: ahci: power off unused ports, Kristen Carlson Accardi, (Mon Jun 2, 2:16 pm)

Re: [PATCH] ata: ahci: power off unused ports, Jeff Garzik, (Mon Jun 2, 2:38 pm)

Re: [PATCH] ata: ahci: power off unused ports, Kristen Carlson Accardi, (Tue Jun 3, 12:49 pm)

Re: [PATCH] ata: ahci: power off unused ports, Ric Wheeler, (Mon Jun 2, 2:30 pm)

Re: [PATCH] ata: ahci: power off unused ports, Jeff Garzik, (Mon Jun 2, 2:40 pm)

Re: [PATCH] ata: ahci: power off unused ports, Matthew Garrett, (Mon Jun 2, 4:00 pm)

Re: [PATCH] ata: ahci: power off unused ports, Ric Wheeler, (Mon Jun 2, 2:49 pm)

Re: [PATCH] ata: ahci: power off unused ports, Jeff Garzik, (Mon Jun 2, 2:52 pm)

Re: [PATCH] ata: ahci: power off unused ports, Greg Freemyer, (Mon Jun 2, 1:07 pm)

Re: [PATCH] ata: ahci: power off unused ports, Alan Cox, (Mon Jun 2, 4:22 am)

Re: [PATCH] ata: ahci: power off unused ports, Jeff Garzik, (Mon Jun 2, 5:48 am)

Re: [PATCH] ata: ahci: power off unused ports, Kristen Carlson Accardi, (Mon Jun 2, 12:55 pm)

Re: [PATCH] ata: ahci: power off unused ports, Alan Cox, (Mon Jun 2, 9:54 am)

Re: [PATCH] ata: ahci: power off unused ports, Mark Lord, (Fri May 9, 11:06 am)

Port control interface (was Re: [PATCH] ata: ahci: power off..., Jeff Garzik, (Fri May 9, 11:28 am)

Re: [PATCH] ata: ahci: power off unused ports, Matthew Garrett, (Thu May 8, 7:37 pm)

Re: [PATCH] ata: ahci: power off unused ports, Lennart Sorensen, (Fri May 9, 11:58 am)

Re: [PATCH] ata: ahci: power off unused ports, Matthew Garrett, (Fri May 9, 12:06 pm)

Re: [PATCH] ata: ahci: power off unused ports, Lennart Sorensen, (Fri May 9, 12:14 pm)

Re: [PATCH] ata: ahci: power off unused ports, Kristen Carlson Accardi, (Fri May 9, 1:14 pm)

Re: [PATCH] ata: ahci: power off unused ports, Kristen Carlson Accardi, (Thu May 8, 7:35 pm)

Re: [PATCH] ata: ahci: power off unused ports, Matthew Garrett, (Thu May 8, 8:14 pm)

Re: [PATCH] ata: ahci: power off unused ports, Kristen Carlson Accardi, (Thu May 8, 8:28 pm)

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