On Fri, 17 Nov 2006 13:04:30 -0500
Jeff Garzik <[EMAIL PROTECTED]> wrote:
> Peer Chen wrote:
> > I didn't get any comment from you guys for new patch, does someone take
> > care this patch, do we still need some modification upon it? Or do we
> > need re-submit it in other thread?
>
> For my part
ldn't bank on it.
>
> Andy
>
> -----Original Message-
> From: [EMAIL PROTECTED]
> [mailto:[EMAIL PROTECTED] On Behalf Of Kristen Carlson
> Accardi
> Sent: Wednesday, January 31, 2007 15:22
> To: Jeff Garzik
> Cc: Peer Chen; Christoph Hellwig; Prakash Punnoor; A
This patch implements Enclosure Management via the LED protocol. See
the AHCI 1.1 spec for details.
Signed-off-by: Kristen Carlson Accardi <[EMAIL PROTECTED]>
---
Here's a new version of the Enclosure management patch I sent a few
weeks ago. I tried to incorporate all the feedback, a
On Thu, 29 Nov 2007 09:48:02 -0800
Kristen Carlson Accardi <[EMAIL PROTECTED]> wrote:
> This patch implements Enclosure Management via the LED protocol. See
> the AHCI 1.1 spec for details.
Whoops, I totally messed up and sent the wrong version of this patch.
I'll send an up
On Thu, 29 Nov 2007 13:16:07 -0500
Mark Lord <[EMAIL PROTECTED]> wrote:
> Kristen wrote:
> ...
> >+ * XXX will need Port Multiplier support
>
> What's that all about ?
>
I didn't have any hardware that had LED support as well as Port
Multiplier, so I didn't implement port multiplier support
This patch implements Enclosure Management via the LED protocol. See
the AHCI 1.1 spec for details.
Signed-off-by: Kristen Carlson Accardi <[EMAIL PROTECTED]>
---
Ok, here's one that actually compiles...
drivers/ata/ahci.c| 154 +++
Enclosure Management via LED
This patch implements Enclosure Management via the LED protocol as specified
in AHCI specification.
Signed-off-by: Kristen Carlson Accardi <[EMAIL PROTECTED]>
---
This revision makes the change to the comment requested by Mark Lord,
fixes some bugs in t
On Sat, 01 Dec 2007 18:28:54 -0500
Jeff Garzik <[EMAIL PROTECTED]> wrote:
> Kristen Carlson Accardi wrote:
> > Enclosure Management via LED
> >
> > This patch implements Enclosure Management via the LED protocol as
> > specified in AHCI specification.
> &
On Thu, 13 Dec 2007 16:01:42 -0800
[EMAIL PROTECTED] wrote:
> From: Kristen Carlson Accardi <[EMAIL PROTECTED]>
>
> Implement Enclosure Management via the LED protocol. See the AHCI
> 1.1 spec for details.
Hi Andrew and Jeff,
I am working on a revised version of this patch, s
blinks off every 10ms when
activity is detected.
It's important to note that the user must turn sw_activity OFF it they wish
to control the activity LED via the em_message file.
Signed-off-by: Kristen Carlson Accardi <[EMAIL PROTECTED]>
---
I'm concerned about my
On Thu, 17 Jan 2008 16:50:42 -0600
James Bottomley <[EMAIL PROTECTED]> wrote:
> On Tue, 2008-01-15 at 16:44 -0800, Kristen Carlson Accardi wrote:
> > Add Enclosure Management support to libata and ahci.
> >
> > This patch adds support for the LED protocol, as defin
On Thu, 17 Jan 2008 16:50:42 -0600
James Bottomley <[EMAIL PROTECTED]> wrote:
> On Tue, 2008-01-15 at 16:44 -0800, Kristen Carlson Accardi wrote:
> > Add Enclosure Management support to libata and ahci.
> >
> > This patch adds support for the LED protocol, as defin
On Fri, 18 Jan 2008 18:16:34 -0600
James Bottomley <[EMAIL PROTECTED]> wrote:
> On Fri, 2008-01-18 at 09:41 -0800, Kristen Carlson Accardi wrote:
> > On Fri, 18 Jan 2008 11:11:21 -0600
> > James Bottomley <[EMAIL PROTECTED]> wrote:
> >
> > >
> &
On Fri, 18 Jan 2008 18:47:18 -0600
James Bottomley <[EMAIL PROTECTED]> wrote:
> On Fri, 2008-01-18 at 16:35 -0800, Kristen Carlson Accardi wrote:
> > > Unfortunately, all the dual SAS/SATA enclosures seem to be coming
> > > with either SGPIO devices or full f
On Fri, 18 Jan 2008 18:16:34 -0600
James Bottomley <[EMAIL PROTECTED]> wrote:
> On Fri, 2008-01-18 at 09:41 -0800, Kristen Carlson Accardi wrote:
> > On Fri, 18 Jan 2008 11:11:21 -0600
> > James Bottomley <[EMAIL PROTECTED]> wrote:
> >
> > >
> &
On Fri, 18 Jan 2008 11:11:21 -0600
James Bottomley <[EMAIL PROTECTED]> wrote:
>
> On Fri, 2008-01-18 at 08:52 -0800, Kristen Carlson Accardi wrote:
> > On Thu, 17 Jan 2008 16:50:42 -0600
> > James Bottomley <[EMAIL PROTECTED]> wrote:
> >
> > > On Tu
On Tue, 12 Feb 2008 12:45:35 -0600
James Bottomley <[EMAIL PROTECTED]> wrote:
> On Tue, 2008-02-12 at 10:22 -0800, Kristen Carlson Accardi wrote:
> > I apologize for taking so long to review this patch. I obviously
> > agree wholeheartedly with Luben. The problem I ran int
On Mon, 4 Feb 2008 18:01:36 -0800 (PST)
Luben Tuikov <[EMAIL PROTECTED]> wrote:
> --- On Mon, 2/4/08, James Bottomley
> <[EMAIL PROTECTED]> wrote:
> > > > The enclosure misc device is really just a
> > library providing
> > > > sysfs
> > > > support for physical enclosure devices and their
> > > >
On Tue, 12 Feb 2008 13:28:15 -0600
James Bottomley <[EMAIL PROTECTED]> wrote:
> On Tue, 2008-02-12 at 11:07 -0800, Kristen Carlson Accardi wrote:
> > I understand what you are trying to do - I guess I just doubt the
> > value you've added by doing this. I think that
On Sat, 10 Mar 2007 16:40:59 +
Alan Cox <[EMAIL PROTECTED]> wrote:
> Instead merge the one that fixe the non PCI
> crashes and we might get further.
In bugzilla #7907 you could post your patch and see if the reporters there
can at least confirm that it fixes their problem.
Meanwhile, to solv
On Mon, 12 Mar 2007 22:00:15 +
Alan Cox <[EMAIL PROTECTED]> wrote:
> > Meanwhile, to solve the problem for these people, and without introducing
> > a lot of new code at this stage in the release, perhaps you can suggest
> > a more accurate way to detect PATA vs. SATA so we can fix the bug?
On Thu, 15 Mar 2007 16:31:24 -0300
Henrique de Moraes Holschuh <[EMAIL PROTECTED]> wrote:
> On Thu, 15 Mar 2007, Kristen Carlson Accardi wrote:
> > I think we should focus our efforts on a generic (non platform specific)
> > solution that can work across many laptops (i.e. A
On Mon, 19 Mar 2007 13:22:43 +
Matthew Garrett <[EMAIL PROTECTED]> wrote:
> On Sun, Mar 18, 2007 at 09:27:51AM +0100, Holger Macht wrote:
>
> > I don't prefer any solution, whether doing it inside the kernel, or doing
> > it in userspace. What would be good would be to know what's the 'right'
On Sun, 18 Mar 2007 19:55:30 +0100
Holger Macht <[EMAIL PROTECTED]> wrote:
> On Sun 18. Mar - 15:36:52, Henrique de Moraes Holschuh wrote:
> > On Sun, 18 Mar 2007, Holger Macht wrote:
> > > those ThinkPads where it is needed. Afterwards it does the corresponding
> > > dock/undock request on ibm_ac
On Mon, 19 Mar 2007 15:37:46 +0100
Holger Macht <[EMAIL PROTECTED]> wrote:
> Sure. What actually bothers me is that in its current state, the dock
> station driver signals 'green' on the dock station as soon as the user
> presses the hardware undock button, but regardlessly of anything else. I
> t
On Sun, 18 Mar 2007 15:36:52 -0300
Henrique de Moraes Holschuh <[EMAIL PROTECTED]> wrote:
> On Sun, 18 Mar 2007, Holger Macht wrote:
> > those ThinkPads where it is needed. Afterwards it does the corresponding
> > dock/undock request on ibm_acpi. And this works reliably good what I can
> > see fro
Hi, I upgrade a machine from 2.6.20->2.6.21-rc4 and am now having problems
with my ATAPI device getting detected properly. Back tracking to 2.6.21-rc1,
I find the problem existed there too, but not in 2.6.20.
ahci :00:1f.2: version 2.0
ACPI: PCI Interrupt :00:1f.2[C] -> GSI 19 (level, low
Hi! I was hoping you could give me some feedback on this partial
implementation of Asynchronous Notification for ATAPI devices as
defined in SATA 2.5 and AHCI 1.1. I am specifically concerned about
the method I used to expose this functionality to user space (so that
hal can stop polling if it f
Check to see if an ATAPI device supports Asynchronous Notification.
If so, enable it.
Signed-off-by: Kristen Carlson Accardi <[EMAIL PROTECTED]>
Index: 2.6-git/drivers/ata/libata-core.c
===
--- 2.6-git.orig/drivers/ata/libata-
set in the generic disk to indicate whether
or not AN is supported. This flag is set by the SCSI
subsystem when it registers with add_disk. The SCSI
system gets information from libata on whether the
device supports AN during dev_configure.
Signed-off-by: Kristen Carlson Accardi <[EMAIL PROTE
When we get an SDB FIS with the 'N' bit set, we should send
an event to user space to indicate that there has been a
media change. The ahci host controller will send the
event via KOBJ_CHANGE uevent.
Signed-off-by: Kristen Carlson Accardi <[EMAIL PROTECTED]>
Index: 2.6-git/dr
On Tue, 20 Mar 2007 16:53:21 +0100
Holger Macht <[EMAIL PROTECTED]> wrote:
> On Mon 19. Mar - 11:04:12, Kristen Carlson Accardi wrote:
> > On Sun, 18 Mar 2007 19:55:30 +0100
> > Holger Macht <[EMAIL PROTECTED]> wrote:
> >
> > > On Sun 18. Mar - 1
This patch series implements Asynchronous Notification (AN) for SATA ATAPI
devices as defined in SATA 2.5 and AHCI 1.1. Drives which support this
feature will send a notification when new media is inserted into the
drive, preventing the need for user space to poll for new media. This
support is e
set in the generic disk to indicate whether
or not AN is supported. This flag is set by the SCSI
subsystem when it registers with add_disk. The SCSI
system gets information from libata on whether the
device supports AN during dev_configure.
Signed-off-by: Kristen Carlson Accardi <[EMAIL PROTE
Check to see if an ATAPI device supports Asynchronous Notification.
If so, enable it.
Signed-off-by: Kristen Carlson Accardi <[EMAIL PROTECTED]>
Index: 2.6-mm/drivers/ata/libata-core.c
===
--- 2.6-mm.orig/drivers/ata/libata-
When we get an SDB FIS with the 'N' bit set, we should send
an event to user space to indicate that there has been a
media change. The ahci host controller will send the
event via KOBJ_CHANGE uevent.
Signed-off-by: Kristen Carlson Accardi <[EMAIL PROTECTED]>
Index: 2.6-mm/dr
On Tue, 20 Mar 2007 16:49:20 -0700
Kristen Carlson Accardi <[EMAIL PROTECTED]> wrote:
> Hi, I upgrade a machine from 2.6.20->2.6.21-rc4 and am now having problems
> with my ATAPI device getting detected properly. Back tracking to 2.6.21-rc1,
> I find the problem existed the
Check to see if an ATAPI device supports Asynchronous Notification.
If so, enable it.
Signed-off-by: Kristen Carlson Accardi <[EMAIL PROTECTED]>
Index: 2.6-git/drivers/ata/libata-core.c
===
--- 2.6-git.orig/drivers/ata/libata-
This patch series implements Asynchronous Notification (AN) for SATA
ATAPI devices as defined in SATA 2.5 and AHCI 1.1 and higher. Drives
which support this feature will send a notification when new media is
inserted and removed, preventing the need for user space to poll for
new media. This supp
ew flag to define
the media change notification capability.
Signed-off-by: Kristen Carlson Accardi <[EMAIL PROTECTED]>
Index: 2.6-git/block/genhd.c
===
--- 2.6-git.orig/block/genhd.c
+++ 2.6-git/block/genhd.c
@@ -370,7 +370,10 @
Send an uevent to user space to indicate that a media change event has occurred.
Signed-off-by: Kristen Carlson Accardi <[EMAIL PROTECTED]>
Index: 2.6-git/block/genhd.c
===
--- 2.6-git.orig/block/genhd.c
+++ 2.6-git/block/g
Get media change notification capability from disk and pass this information
to genhd by setting appropriate flag.
Signed-off-by: Kristen Carlson Accardi <[EMAIL PROTECTED]>
Index: 2.6-git/drivers/scsi/sr.c
===
--- 2.6-gi
If Asynchronous Notification of media change events is supported,
pass that information up to the SCSI layer.
Signed-off-by: Kristen Carlson Accardi <[EMAIL PROTECTED]>
Index: 2.6-git/drivers/ata/libata-scsi.c
===
--- 2.6-gi
Give anyone who has access to scsi_device access to the genhd struct as well.
Signed-off-by: Kristen Carlson Accardi <[EMAIL PROTECTED]>
Index: 2.6-git/drivers/scsi/sd.c
===
--- 2.6-git.orig/drivers/scsi/sd.c
+++ 2.6-git/driver
When we get an SDB FIS with the 'N' bit set, we should send
an event to user space to indicate that there has been a
media change. This will be done via the block device.
Signed-off-by: Kristen Carlson Accardi <[EMAIL PROTECTED]>
Index: 2.6-git/dr
On Tue, 24 Apr 2007 12:23:04 +0200
Olivier Galibert <[EMAIL PROTECTED]> wrote:
> Sorry for replying to Alan's reply, I missed the original mail.
>
> > > +#define ata_id_has_AN(id)\
> > > + ((id[76] && (~id[76])) & ((id)[78] & (1 << 5)))
>
> (a && ~a) & (b & 32)
>
> I don't think that do
On Tue, 24 Apr 2007 17:03:29 +0900
Tejun Heo <[EMAIL PROTECTED]> wrote:
> Hello,
>
> Kristen Carlson Accardi wrote:
> > static unsigned int ata_print_id = 1;
> > @@ -1744,6 +1745,23 @@ int ata_dev_configure(struct ata_device
> > }
> >
On Tue, 24 Apr 2007 20:05:52 +0200
Olivier Galibert <[EMAIL PROTECTED]> wrote:
> On Tue, Apr 24, 2007 at 08:49:04AM -0700, Kristen Carlson Accardi wrote:
> > On Tue, 24 Apr 2007 12:23:04 +0200
> > Olivier Galibert <[EMAIL PROTECTED]> wrote:
> >
> > > So
Check to see if an ATAPI device supports Asynchronous Notification.
If so, enable it.
changes from last version:
* fix typo in ata_id_has_AN and make word 76 test more clear
* If we fail to set the AN feature, just print a warning and continue
Signed-off-by: Kristen Carlson Accardi <[EM
ew flag to define
the media change notification capability.
Changed from last version:
* changed sysfs filename to "capability" from "capability_flags"
Signed-off-by: Kristen Carlson Accardi <[EMAIL PROTECTE
Send an uevent to user space to indicate that a media change event has occurred.
Changes from last version:
* use get/put_device to increment reference count on the device struct
Signed-off-by: Kristen Carlson Accardi <[EMAIL PROTECTED]>
Index: 2.6-git/block/g
When we get an SDB FIS with the 'N' bit set, we should send
an event to user space to indicate that there has been a
media change. This will be done via the block device.
changed from last version:
* Make sure that port_addr is within ATA_MAX_DEVICES
Signed-off-by: Kristen Carls
On Wed, 25 Apr 2007 02:49:46 +0200
Olivier Galibert <[EMAIL PROTECTED]> wrote:
> On Tue, Apr 24, 2007 at 01:53:27PM -0700, Kristen Carlson Accardi wrote:
> > Check to see if an ATAPI device supports Asynchronous Notification.
> > If so, enable it.
> >
> > chan
Check to see if an ATAPI device supports Asynchronous Notification.
If so, enable it.
Changes from last version:
* use parens around id in ata.h
Signed-off-by: Kristen Carlson Accardi <[EMAIL PROTECTED]>
Index: 2.6-git/drivers/ata/libata-
On Wed, 25 Apr 2007 20:16:51 +0100
Matt Sealey <[EMAIL PROTECTED]> wrote:
> > +#define ata_id_has_AN(id) \
> > + ( (((id)[76] != 0x) && ((id)[76] != 0x)) && \
> > + ((id)[78] & (1 << 5)) )
>
> ??
>
> > --- 2.6-git.orig/include/linux/libata.h
> > +++ 2.6-git/include/linux/libata.h
This patch series implements Asynchronous Notification (AN) for SATA
ATAPI devices as defined in SATA 2.5 and AHCI 1.1 and higher. Drives
which support this feature will send a notification when new media is
inserted and removed, preventing the need for user space to poll for
new media. This supp
Check to see if an ATAPI device supports Asynchronous Notification.
If so, enable it.
Changes from last version:
* use parens around id in ata.h
Signed-off-by: Kristen Carlson Accardi <[EMAIL PROTECTED]>
Index: 2.6-git/drivers/ata/libata-
ew flag to define
the media change notification capability.
Changed from last version:
* changed sysfs filename to "capability" from "capability_flags"
Signed-off-by: Kristen Carlson Accardi <[EMAIL PROTECTE
Get media change notification capability from disk and pass this information
to genhd by setting appropriate flag.
Signed-off-by: Kristen Carlson Accardi <[EMAIL PROTECTED]>
Index: 2.6-git/drivers/scsi/sr.c
===
--- 2.6-gi
If Asynchronous Notification of media change events is supported,
pass that information up to the SCSI layer.
Signed-off-by: Kristen Carlson Accardi <[EMAIL PROTECTED]>
Index: 2.6-git/drivers/ata/libata-scsi.c
===
--- 2.6-gi
Give anyone who has access to scsi_device access to the genhd struct as well.
Signed-off-by: Kristen Carlson Accardi <[EMAIL PROTECTED]>
Index: 2.6-git/drivers/scsi/sd.c
===
--- 2.6-git.orig/drivers/scsi/sd.c
+++ 2.6-git/driver
When we get an SDB FIS with the 'N' bit set, we should send
an event to user space to indicate that there has been a
media change. This will be done via the block device.
changed from last version:
* Make sure that port_addr is within ATA_MAX_DEVICES
Signed-off-by: Kristen Carls
Send an uevent to user space to indicate that a media change event has occurred.
Changes from last version:
* use get/put_device to increment reference count on the device struct
Signed-off-by: Kristen Carlson Accardi <[EMAIL PROTECTED]>
Index: 2.6-git/block/g
On Fri, 04 May 2007 15:30:03 -0500
James Bottomley <[EMAIL PROTECTED]> wrote:
> On Fri, 2007-05-04 at 11:12 -0700, Kristen Carlson Accardi wrote:
> > This patch series implements Asynchronous Notification (AN) for SATA
> > ATAPI devices as defined in SATA 2.5 and AHCI 1.
On Sun, 06 May 2007 12:15:34 +0200
Tejun Heo <[EMAIL PROTECTED]> wrote:
> Kristen Carlson Accardi wrote:
> > This patch series implements Asynchronous Notification (AN) for SATA
> > ATAPI devices as defined in SATA 2.5 and AHCI 1.1 and higher. Drives
> > which suppo
On Fri, 04 May 2007 15:30:48 -0500
James Bottomley <[EMAIL PROTECTED]> wrote:
> On Fri, 2007-05-04 at 11:17 -0700, Kristen Carlson Accardi wrote:
> > Give anyone who has access to scsi_device access to the genhd struct as
> > well.
> >
> > Signed-off-by
On Mon, 7 May 2007 08:29:28 -0700
Kristen Carlson Accardi <[EMAIL PROTECTED]> wrote:
> On Fri, 04 May 2007 15:30:48 -0500
> James Bottomley <[EMAIL PROTECTED]> wrote:
>
> > On Fri, 2007-05-04 at 11:17 -0700, Kristen Carlson Accardi wrote:
> > > Give anyone who
Hi Jeff,
Here are the AN patches again, they have not changed with the exception
of patch #1, which does set the host flag in board_ahci and board_ahci_pi
now (thanks Tejun).
This patch series implements Asynchronous Notification (AN) for SATA
ATAPI devices as defined in SATA 2.5 and AHCI 1.1 and
Check to see if an ATAPI device supports Asynchronous Notification.
If so, enable it.
Signed-off-by: Kristen Carlson Accardi <[EMAIL PROTECTED]>
Index: 2.6-git/drivers/ata/libata-core.c
===
--- 2.6-git.orig/drivers/ata/libata-
ew flag to define
the media change notification capability.
Signed-off-by: Kristen Carlson Accardi <[EMAIL PROTECTED]>
Index: 2.6-git/block/genhd.c
===
--- 2.6-git.orig/block/genhd.c
+++ 2.6-git/block/genhd.c
@@ -370,7 +370,10 @
Get media change notification capability from disk and pass this information
to genhd by setting appropriate flag.
Signed-off-by: Kristen Carlson Accardi <[EMAIL PROTECTED]>
Index: 2.6-git/drivers/scsi/sr.c
===
--- 2.6-gi
If Asynchronous Notification of media change events is supported,
pass that information up to the SCSI layer.
Signed-off-by: Kristen Carlson Accardi <[EMAIL PROTECTED]>
Index: 2.6-git/drivers/ata/libata-scsi.c
===
--- 2.6-gi
Send an uevent to user space to indicate that a media change event has occurred.
Signed-off-by: Kristen Carlson Accardi <[EMAIL PROTECTED]>
Index: 2.6-git/block/genhd.c
===
--- 2.6-git.orig/block/genhd.c
+++ 2.6-git/block/g
Give anyone who has access to scsi_device access to the genhd struct as well.
Signed-off-by: Kristen Carlson Accardi <[EMAIL PROTECTED]>
Index: 2.6-git/drivers/scsi/sd.c
===
--- 2.6-git.orig/drivers/scsi/sd.c
+++ 2.6-git/driver
When we get an SDB FIS with the 'N' bit set, we should send
an event to user space to indicate that there has been a
media change. This will be done via the block device.
Signed-off-by: Kristen Carlson Accardi <[EMAIL PROTECTED]>
Index: 2.6-git/dr
Check to see if an ATAPI device supports Asynchronous Notification.
If so, enable it.
Signed-off-by: Kristen Carlson Accardi <[EMAIL PROTECTED]>
---
Andrew, I cleaned up the function header to properly comply with kernel
doc requirements. Other than that, this patch is the same.
Index:
On Tue, 22 May 2007 14:12:11 -0700
Andrew Morton <[EMAIL PROTECTED]> wrote:
> On Wed, 9 May 2007 16:38:35 -0700
> Kristen Carlson Accardi <[EMAIL PROTECTED]> wrote:
>
> > Send an uevent to user space to indicate that a media change event has
> > occurred.
> &
On Wed, 23 May 2007 12:03:55 -0500
James Bottomley <[EMAIL PROTECTED]> wrote:
> On Wed, 2007-05-23 at 09:31 -0700, Kristen Carlson Accardi wrote:
> > On Tue, 22 May 2007 14:12:11 -0700
> > Andrew Morton <[EMAIL PROTECTED]> wrote:
> >
> > > On Wed, 9 May
On Wed, 23 May 2007 13:51:51 -0500
James Bottomley <[EMAIL PROTECTED]> wrote:
> On Wed, 2007-05-23 at 11:26 -0700, Kristen Carlson Accardi wrote:
> > On Wed, 23 May 2007 12:03:55 -0500
> > James Bottomley <[EMAIL PROTECTED]> wrote:
> >
> > > On Wed,
Hi,
This series of patches enables Aggressive Link Power Management for AHCI
devices, as documented in the AHCI spec. On my laptop (a Lenovo X60), this
saves me a full watt of power. On other systems, reported power savings
range from .5-1.5 Watts. It has been tested by the kind folks at #power
Use a stored value for which interrupts to enable. Changing this allows
us to selectively turn off certain interrupts later and have them
stay off.
Signed-off-by: Kristen Carlson Accardi <[EMAIL PROTECTED]>
Index: 2.6-git/drivers/ata/
erUser wants power savings, with less performance cost
than min_power (but less power savings as well).
Signed-off-by: Kristen Carlson Accardi <[EMAIL PROTECTED]>
Index: 2.6-git/drivers/ata/libata-scsi.c
===
idle. Hot plug not allowed.
Signed-off-by: Kristen Carlson Accardi <[EMAIL PROTECTED]>
Index: 2.6-git/drivers/ata/ahci.c
===
--- 2.6-git.orig/drivers/ata/ahci.c
+++ 2.6-git/drivers/ata/ahci.c
@@ -48,6 +48,9 @@
#define DR
On Mon, 11 Jun 2007 07:05:38 -0700
Arjan van de Ven <[EMAIL PROTECTED]> wrote:
> > This is very different from the patch I posted a while ago turning on
> > a few bits in the CMD register (ALPE and ASP) and which Intel is
>
> we've not seen a patch that actually works in this area unfortunately.
On Thu, 24 May 2007 23:15:56 -0400
Jeff Garzik <[EMAIL PROTECTED]> wrote:
> Kristen Carlson Accardi wrote:
> > Check to see if an ATAPI device supports Asynchronous Notification.
> > If so, enable it.
> >
> > Signed-off-by: Kristen Carlson Accardi <[EMA
On Tue, 12 Jun 2007 00:43:12 -0400
Jeff Garzik <[EMAIL PROTECTED]> wrote:
> We will do AHCI link PM -- presuming that I can be convinced that it
> does not repeatedly park the hard drive heads, or something similarly
> annoying on PATA<->SATA bridges and similar setups.
>
> IF it works as adver
On Tue, 12 Jun 2007 13:40:15 +0900
Tejun Heo <[EMAIL PROTECTED]> wrote:
> I don't think the end result will vary in any significant way. My
> biggest argument for sw implementation is it can be used for other
> controllers.
What I had in mind when I created the new port operation "enable_pm"
was
On Tue, 12 Jun 2007 11:46:56 -0400
Jeff Garzik <[EMAIL PROTECTED]> wrote:
> Matthew Garrett wrote:
> > On Tue, Jun 12, 2007 at 11:17:14AM -0300, Henrique de Moraes Holschuh wrote:
> >> On Tue, 12 Jun 2007, Matthew Garrett wrote:
> >>> Laptop bays are designed to deal with hotplugging PATA - I don'
erformance, not power
savings
medium_powerUser wants power savings, with less performance cost
than min_power (but less power savings as well).
Signed-off-by: Kristen Carlson Accardi <[EMAIL PROTECTED]>
Index: 2.6-git/driv
activated after all disks have been
enumerated and intialized.
Signed-off-by: Kristen Carlson Accardi <[EMAIL PROTECTED]>
Index: 2.6-git/drivers/ata/libata-scsi.c
===
--- 2.6-git.orig/drivers/ata/libata-scsi.c
+++ 2.6-git/drive
On Wed, 13 Jun 2007 11:04:30 +0200
Pavel Machek <[EMAIL PROTECTED]> wrote:
> Hi!
>
> > >> I'm not sure about this. We need better PM framework to support
> > >> powersaving in other controllers and some ahcis don't save much
> > >> when only link power management is used,
> > >
> > > do you ha
On Wed, 13 Jun 2007 08:26:48 -0700
James Bottomley <[EMAIL PROTECTED]> wrote:
> On Tue, 2007-06-12 at 10:46 -0700, Kristen Carlson Accardi wrote:
> > Expose Power Management Policy option to users
> >
> > This patch will modify the scsi subsystem to allow
> >
activated after all disks have been
enumerated and initialized. Drivers should also define
disable_pm, which will turn off link power management, but
not change link power management policy.
Signed-off-by: Kristen Carlson Accardi <[EMAIL PROTECTED]>
---
I've updated this patch to fi
second lowest power state (PARTIAL) when
idle. Hot plug not allowed.
Signed-off-by: Kristen Carlson Accardi <[EMAIL PROTECTED]>
---
I've changed this patch to define "disable_pm", and to change
the behavior of ahci_disable_alpm() to not change th
On Thu, 21 Jun 2007 15:08:32 +0200
Jens Axboe <[EMAIL PROTECTED]> wrote:
> On Wed, Jun 20 2007, Kristen Carlson Accardi wrote:
> > Enable Aggressive Link Power management for AHCI controllers.
> >
> > This patch will set the correct bits to turn on Aggressive
> >
>
> > Acked-by: Kristen Carlson Accardi <[EMAIL PROTECTED]>
>
> Will you integrate it into the next posting?
yes, I will do that.
Kristen
-
To unsubscribe from this list: send the line "unsubscribe linux-ide" in
the body of a message to [EMAIL PROTECTED]
More major
On Sat, 23 Jun 2007 14:23:12 +0300
"Török Edvin" <[EMAIL PROTECTED]> wrote:
> Hi,
>
> With the ALPM patches I get: Unable to set link PM policy.
> [until now I've tested only the combination of your, and Tejun's
> port-stopping patch, as I already reported in a past thread]
> It looks like my dev
Hi Jeff,
Here's the most recent patches for ALPM. These are also located at:
http://www.kernel.org/pub/linux/kernel/people/kristen/patches/SATA/alpm
These patches implement Aggressive Link Power management for AHCI
controllers. This feature is described in detail in the AHCI 1.x spec.
It provid
Use a stored value for which interrupts to enable. Changing this allows
us to selectively turn off certain interrupts later and have them
stay off.
Signed-off-by: Kristen Carlson Accardi <[EMAIL PROTECTED]>
Index: 2.6-git/drivers/ata/
dium_powerUser wants power savings, with less performance cost
than min_power (but less power savings as well).
Signed-off-by: Kristen Carlson Accardi <[EMAIL PROTECTED]>
Index: 2.6-git/drivers/scsi/hosts.c
===
1 - 100 of 148 matches
Mail list logo
