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SATA use ACPI methods for PM

PATCH In review Randy Dunlap 4 participants 5 messages Dec 2, 2005 – Dec 13, 2005 libata

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cover SATA use ACPI methods for PM

This is an update to the SATA suspend/resume patches to use ACPI methods (specifically _SDD and _GTF). This patch series applies to 2.6.15-rc4.

It boots but needs lots of testing & review/comments, as well as adding a call to write taskfiles on COMRESET event(s) (at least on async. loss of signal).

This is not intended to be a final patch for merging.

The patchset begins with the libata suspend/resume patch from Jens Axboe and builds on that.

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~Randy

#1 lore raw
Quoted 7 lines · Randy Dunlap

This is an update to the SATA suspend/resume patches to use ACPI methods (specifically _SDD and _GTF). This patch series applies to 2.6.15-rc4.

It boots but needs lots of testing & review/comments, as well as adding a call to write taskfiles on COMRESET event(s) (at least on async. loss of signal).

This sequence of patches FIXED the problem I was having until now with my Dell Inspiron. It usually fails the suspend/resume (RAM) test with a Hitachi 80GB drive installed, but this patch series makes even that combo work just fine.

The regular Fujitsu 100GB drive works regardless,
so long as Jens' original patch is applied.

Cheers

Signature · 3 lines
Mark Lord
Real-Time Remedies Inc.
[email protected]
#2 lore raw
Quoted 9 lines · On Sun, 11 Dec 2005 23:26:37 -0500 Mark Lord wrote:
Quoted 7 lines · Randy Dunlap

This is an update to the SATA suspend/resume patches to use ACPI methods (specifically _SDD and _GTF). This patch series applies to 2.6.15-rc4.

It boots but needs lots of testing & review/comments, as well as adding a call to write taskfiles on COMRESET event(s) (at least on async. loss of signal).

Quoted 7 lines

This sequence of patches FIXED the problem I was having until now with my Dell Inspiron. It usually fails the suspend/resume (RAM) test with a Hitachi 80GB drive installed, but this patch series makes even that combo work just fine.

The regular Fujitsu 100GB drive works regardless,
so long as Jens' original patch is applied.

Thanks. I'll see if I can mold it into something acceptable, although Jeff still hasn't commented on it directly....

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~Randy

#3 lore raw
In reply to Randy Dunlap
Quoted 4 lines · Randy Dunlap

This is an update to the SATA suspend/resume patches to use ACPI methods (specifically _SDD and _GTF). This patch series applies to 2.6.15-rc4.

Quoted 8 lines

It boots but needs lots of testing & review/comments, as well as adding a call to write taskfiles on COMRESET event(s) (at least on async. loss of signal).

This is not intended to be a final patch for merging.

The patchset begins with the libata suspend/resume patch from Jens Axboe and builds on that.

Now that activity and discussion seems to have died down a bit, could you resend the latest versions of these patches?

Jeff

#4 lore raw
Quoted 9 lines · On Tue, 13 Dec 2005 13:34:00 -0500 Jeff Garzik <[email protected]> wrote:
Quoted 8 lines · Randy Dunlap

This is an update to the SATA suspend/resume patches to use ACPI methods (specifically _SDD and _GTF). This patch series applies to 2.6.15-rc4.

It boots but needs lots of testing & review/comments, as well as adding a call to write taskfiles on COMRESET event(s) (at least on async. loss of signal).

Quoted 7 lines
Quoted 4 lines

This is not intended to be a final patch for merging.

The patchset begins with the libata suspend/resume patch from Jens Axboe and builds on that.

Now that activity and discussion seems to have died down a bit, could you resend the latest versions of these patches?

Yes, I'm updating them a little and will try to resend later today.

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~Randy