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 there's going to be
so much
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 into while
trying to design
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
components.
Who
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 defined in the
AHCI spec. It adds a generic
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, 2008-01-18 at 08:52 -0800, Kristen Carlson Accardi 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 fledged SES-2 devices. I've
actually got
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, 2008-01-18 at 08:52 -0800, Kristen Carlson Accardi 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 Tue, 2008-01-15 at 16:44 -0800, Kristen Carlson Accardi wrote
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 defined in the
AHCI spec. It adds a generic
, and 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 locking, cause I
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, so you can go ahead
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.
Signed-off-by: Kristen Carlson Accardi [EMAIL
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 the bit shifting
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, although I'm
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 updated one, ignore
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 for
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 -
drivers/ata
On Mon, 05 Nov 2007 07:53:58 -0500
Jeff Garzik [EMAIL PROTECTED] wrote:
Yep, works for me! Can we get this expedited upstream?
If everybody's happy with it, I've got it ready for upstream in
libata-dev.git#dlpm-fix
Jeff
Thanks! It'd be great if you could get it in ASAP.
-
To
while disabling
DIPM, and after thinking about this a bit, I don't think we really need
to do this anyway.
Don't disable dipm with SET FEATURES
Signed-off-by: Kristen Carlson Accardi [EMAIL PROTECTED]
---
drivers/ata/libata-core.c | 18 ++
1 file changed, 10 insertions(+), 8
On Thu, 01 Nov 2007 07:20:16 -0400
Jeff Garzik [EMAIL PROTECTED] wrote:
Jens Axboe wrote:
Reverting just the default AHCI flags makes it work again. IOW, with the
below patch I can suspend properly with current -git.
diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c
index
Enable enclosure management via LED
As described in the AHCI spec, some AHCI controllers may support
Enclosure management via a variety of protocols. This patch
adds support for the LED message type that is specified in
AHCI 1.1 and higher.
Signed-off-by: Kristen Carlson Accardi [EMAIL
Enable enclosure management via LED
As described in the AHCI spec, some AHCI controllers may support
Enclosure management via a variety of protocols. This patch
adds support for the LED message type that is specified in
AHCI 1.1 and higher.
Signed-off-by: Kristen Carlson Accardi [EMAIL
Sorry for the delay in responding, I was on vacation.
On Tue, 02 Oct 2007 11:07:30 -0400
Jeff Garzik [EMAIL PROTECTED] wrote:
Kristen Carlson Accardi wrote:
Allow host controllers to store private data per device.
Signed-off-by: Kristen Carlson Accardi [EMAIL PROTECTED
On Tue, 25 Sep 2007 00:14:36 +0100
Matthew Garrett [EMAIL PROTECTED] wrote:
Modern laptops with hotswap bays still tend to utilise a PATA interface
on a SATA bridge, generally with the host controller in some legacy
emulation mode rather than AHCI. This means that the existing hotplug
code
Here's a set of patches which implement link power management for SATA.
We had talked at kernel summit of moving sysfs interface for setting
the link power management policy to the block layer, but after a
lot of consideration, I think this doesn't make sense. Mainly because
I feel for SATA the
, but not change link power management policy.
Signed-off-by: Kristen Carlson Accardi [EMAIL PROTECTED]
---
Documentation/scsi/link_power_management_policy.txt | 19 +
drivers/ata/libata-core.c | 194 +++-
drivers/ata/libata-eh.c
idle. Hot plug not allowed.
Signed-off-by: Kristen Carlson Accardi [EMAIL PROTECTED]
---
drivers/ata/ahci.c | 154 -
1 file changed, 153 insertions(+), 1 deletion(-)
Index: libata-dev/drivers/ata/ahci.c
Allow host controllers to store private data per device.
Signed-off-by: Kristen Carlson Accardi [EMAIL PROTECTED]
---
include/linux/libata.h |3 +++
1 file changed, 3 insertions(+)
Index: libata-dev/include/linux/libata.h
On Tue, 25 Sep 2007 01:12:32 +0200
roel [EMAIL PROTECTED] wrote:
#define ata_id_cdb_intr(id)(((id)[0] 0x60) == 0x20)
+#define ata_id_has_hipm(id)\
+ ( (((id)[76] != 0x) ((id)[76] != 0x)) \
+ ((id)[76] (1 9)) )
^
|
are you
In anticipation of more features, increase number of config flags
allowed, and move the init flags.
Signed-off-by: Kristen Carlson Accardi [EMAIL PROTECTED]
Cc: Hugh Dickens [EMAIL PROTECTED]
Index: 2.6-mm/include/linux/libata.h
On Wed, 15 Aug 2007 03:59:10 -0400
Jeff Garzik [EMAIL PROTECTED] wrote:
Since I wanted to get in Tejun's ata_link changes before this, this will
require a rediff.
But more importantly, as I was going to apply it I noticed another
problem: we need to verify that SiS and NVIDIA both
On Wed, 15 Aug 2007 09:01:49 -0500
James Bottomley [EMAIL PROTECTED] wrote:
On Wed, 2007-08-15 at 04:13 -0400, Jeff Garzik wrote:
Kristen Carlson Accardi wrote:
If a scsi_device supports async notification for media change, then
let user space know this capability exists by creating
On Sat, 11 Aug 2007 16:00:53 +0200
Kay Sievers [EMAIL PROTECTED] wrote:
On 8/8/07, Kristen Carlson Accardi [EMAIL PROTECTED] wrote:
Here is an updated set of patches that implement Asynchronous Notification
support for ATAPI devices. In this version I no longer export the AN
capability
Andrew, can you fold this into this patch
change to KERN_INFO for failure to set pm policy
Signed-off-by: Kristen Carlson Accardi [EMAIL PROTECTED]
---
drivers/ata/libata-scsi.c |2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
Index: 2.6-git/drivers/ata/libata-scsi.c
On Wed, 1 Aug 2007 14:16:51 -0700
Kristen Carlson Accardi [EMAIL PROTECTED] wrote:
I was able to duplicate Tejun's problem on an ATAPI device I had here.
this updated patch fixed my problem. These devices are just setting
PhyReady (N) and CommWake (W) in Serror on power state changes
Hello,
Here are some updated ALPM patches. These patches are different from the
last version in that they now use the error handler to enable link power
management. Please review and let me know what you think.
Kristen
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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/ahci.c
Signed-off-by: Kristen Carlson Accardi [EMAIL PROTECTED]
Index: 2.6-git/include/linux/libata.h
===
--- 2.6-git.orig/include/linux/libata.h
+++ 2.6-git/include/linux/libata.h
@@ -139,7 +139,7 @@ enum {
ATA_DFLAG_FLUSH_EXT
and intialized. 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]
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 DRV_NAME
Hello,
Here is an updated set of patches that implement Asynchronous Notification
support for ATAPI devices. In this version I no longer export the AN
capability through genhd, and the uevent is sent by the scsi_device
instead of gendisk. I added a generic SCSI device event mechanism so
that it
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-core.c
change events occur.
Signed-off-by: Kristen Carlson Accardi [EMAIL PROTECTED]
Index: 2.6-git/include/scsi/scsi_device.h
===
--- 2.6-git.orig/include/scsi/scsi_device.h
+++ 2.6-git/include/scsi/scsi_device.h
@@ -46,6 +46,16 @@ enum
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-git.orig
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 scsi device.
Signed-off-by: Kristen Carlson Accardi [EMAIL PROTECTED]
Index: 2.6-git/drivers/ata/ahci.c
On Sat, 04 Aug 2007 15:04:54 +0900
Tejun Heo [EMAIL PROTECTED] wrote:
Daniel J Blueman wrote:
Tejun,
On 03/08/07, Tejun Heo [EMAIL PROTECTED] wrote:
Daniel J Blueman wrote:
The ICH8 south-bridge I have is the mobile variant and does come
equipped with native parallel IDE - see page
On Tue, 7 Aug 2007 02:43:27 +0900
Tejun Heo [EMAIL PROTECTED] wrote:
Fix map entry 10b for ich8. It's [P0 P2 IDE IDE] like ich6 / ich6m.
Signed-off-by: Tejun Heo [EMAIL PROTECTED]
Cc: Kristen Carlson Accardi [EMAIL PROTECTED]
Acked-by: Kristen Carlson Accardi [EMAIL PROTECTED]
---
Many
On Wed, 01 Aug 2007 12:24:44 +0900
Tejun Heo [EMAIL PROTECTED] wrote:
It would be *really* great if we can find more about how they do it.
How and when it's enabled and on which systems. Is it possible to find
this out?
No - it's really not a good idea for us to go and ask other OS's how
On Wed, 01 Aug 2007 18:23:21 +0900
Tejun Heo [EMAIL PROTECTED] wrote:
Tejun Heo wrote:
Arjan van de Ven wrote:
They were hardware problems. I don't think any amount of proper
implementation can fix them. I have one DVD RAM somewhere in my pile of
hardware which locks up solidly if any
On Wed, 01 Aug 2007 17:27:39 +0900
Tejun Heo [EMAIL PROTECTED] wrote:
Kristen Carlson Accardi wrote:
snippy
Is it safe to use ALPM on a device which only claims to support DIPM?
Yes - I doubled checked this with the AHCI people - and of course you
have Edvin's testing to prove it does fine
Store interrupt value
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/ahci.c
On Wed, 01 Aug 2007 12:24:44 +0900
Tejun Heo [EMAIL PROTECTED] wrote:
Kristen Carlson Accardi wrote:
I don't think the interface you're suggesting is a good one. Do you?
I think if it's applicable to SCSI at all it is fine. If it is not, then
I think we need to make do
Hi,
This is an updated series of ALPM patches. I moved all link power management
stuff out of scsi sysfs and just use the shost_addr pointer in the host
template to create the sysfs files. This provides the same interface
as before, without requiring any scsi changes. I also fixed a bug in
the
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/ahci.c
and intialized. 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]
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 DRV_NAME
On Tue, 31 Jul 2007 23:45:25 +0900
Tejun Heo [EMAIL PROTECTED] wrote:
Anyways, I don't really think this attribute belongs to SCSI sysfs
hierarchy. There currently isn't any alternative but sysfs is part of
userland visible interface and putting something into SCSI sysfs
hierarchy just
On Tue, 31 Jul 2007 15:27:34 +0900
Tejun Heo [EMAIL PROTECTED] wrote:
Jeff Garzik wrote:
Any chance the SCSI peeps could ACK this, and then let me include it in
the ALPM patchset in the libata tree?
ATA link PS is pretty complex with HIPM, DIPM and AHCI ALPM. I'm not
sure whether this
On Wed, 01 Aug 2007 03:02:55 +0900
Tejun Heo [EMAIL PROTECTED] wrote:
Kristen Carlson Accardi wrote:
I think what you are saying is that you'd like a way to use your HIPM
and DIPM without ALPM on the AHCI driver. Fine - it's really easy
to add these levels later - if they don't make sense
On Wed, 01 Aug 2007 02:48:42 +0900
Tejun Heo [EMAIL PROTECTED] wrote:
Hello, Kristen.
Kristen Carlson Accardi wrote:
On Tue, 31 Jul 2007 23:45:25 +0900
Tejun Heo [EMAIL PROTECTED] wrote:
Anyways, I don't really think this attribute belongs to SCSI sysfs
hierarchy. There currently
On Mon, 9 Jul 2007 19:36:04 +
Pavel Machek [EMAIL PROTECTED] wrote:
Hi!
This patch will modify the scsi subsystem to allow
users to set a power management policy for the link.
The scsi subsystem will create a new sysfs file for each
host in /sys/class/scsi_host called
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
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/ahci.c
and intialized. 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]
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 DRV_NAME
Carlson Accardi [EMAIL PROTECTED]
Will you integrate it into the next posting?
yes, I will do that.
Kristen
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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 device
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
Link Power Management (ALPM) for the ahci
will be 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 fix a problem
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 the link
pm policy, and just
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
users to set a power management policy
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 have data to support
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 that
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 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
===
--- 2.6-git.orig/drivers
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 DRV_NAME
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.
We
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 [EMAIL PROTECTED]
---
Andrew, I cleaned up the function
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.
Signed-off-by: Kristen Carlson Accardi [EMAIL
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 2007 16:38:35 -0700
Kristen Carlson Accardi [EMAIL
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, 2007-05-23 at 09:31 -0700, Kristen Carlson Accardi wrote
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: 2.6-mm
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-core.c
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 @@ static ssize_t
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-git.orig
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/genhd.c
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/drivers/scsi
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/drivers/ata/ahci.c
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 support this feature will send
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
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-core.c
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 PROTECTED]
Index: 2.6-git/block/genhd.c
===
--- 2.6
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-git.orig
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-git.orig
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/drivers/scsi
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 Carlson Accardi
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/genhd.c
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 1.1 and higher. Drives
which
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.
changes from last version:
* fix typo
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