From: Takashi Iwai <tiwai@suse.de>
To: David Henningsson <david.henningsson@canonical.com>
Cc: "alsa-devel@alsa-project.org" <alsa-devel@alsa-project.org>,
"Girdwood, Liam R" <liam.r.girdwood@intel.com>,
"daniel.vetter@ffwll.ch" <daniel.vetter@ffwll.ch>,
"intel-gfx@lists.freedesktop.org"
<intel-gfx@lists.freedesktop.org>,
"Wysocki, Rafael J" <rafael.j.wysocki@intel.com>,
"Wang, Xingchao" <xingchao.wang@intel.com>,
Paulo Zanoni <przanoni@gmail.com>,
Daniel Vetter <daniel@ffwll.ch>,
"Jin, Gordon" <gordon.jin@intel.com>
Subject: Re: [Intel-gfx] [PATCH 0/4 V7] Power-well API implementation for Haswell
Date: Wed, 24 Jul 2013 14:13:33 +0200 [thread overview]
Message-ID: <s5hwqognok2.wl%tiwai@suse.de> (raw)
In-Reply-To: <51EFC143.2090603@canonical.com>
At Wed, 24 Jul 2013 13:57:55 +0200,
David Henningsson wrote:
>
> On 07/24/2013 01:33 PM, Wang, Xingchao wrote:
> > Yes, I agree. I'm debugging this issue on Ubuntu, not sure it happens on other distribution too.
> > If it's related to Ubuntu, maybe need check Ubuntu power policy. Does anyone know the Ubuntu power-policy on laptop?
> > i.e. when charger connected, will Ubuntu make decision to disable power-save feature for audio subsystem?
>
> I'm not a power management expert, but I got a pointer from my team mate
> to pm-utils:
>
> http://cgit.freedesktop.org/pm-utils/tree/pm/power.d/intel-audio-powersave
>
> If I understand correctly, The scripts in power.d are executed when
> battery / AC-power is changed.
>
> Takashi, does SUSE also use pm-utils?
Yes, until 12.3, at least. Since 12.3 and later, some portions have
been ported to systemd.
Takashi
next prev parent reply other threads:[~2013-07-24 12:12 UTC|newest]
Thread overview: 41+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-05-30 14:07 [PATCH 0/4 V7] Power-well API implementation for Haswell Wang Xingchao
2013-05-30 14:07 ` [PATCH 1/4 V7] ALSA: hda - Fix runtime PM check Wang Xingchao
2013-05-30 14:07 ` [PATCH 2/4] ALSA: hda - Move azx_first_init() into azx_probe_continue() Wang Xingchao
2013-05-30 14:07 ` [PATCH 3/4 V7] ALSA: hda - Add power-welll support for haswell HDA Wang Xingchao
2013-05-30 14:07 ` [PATCH 4/4 V7] i915/drm: Add private api for power well usage Wang Xingchao
2013-06-06 15:34 ` [PATCH 0/4 V7] Power-well API implementation for Haswell Daniel Vetter
2013-07-03 20:00 ` Paulo Zanoni
2013-07-04 8:23 ` Wang xingchao
2013-07-04 13:24 ` Paulo Zanoni
2013-07-04 13:13 ` [Intel-gfx] " Wang xingchao
2013-07-05 21:19 ` Paulo Zanoni
2013-07-06 6:20 ` [Intel-gfx] " Takashi Iwai
2013-07-07 23:59 ` Wang xingchao
2013-07-08 8:07 ` Takashi Iwai
2013-07-17 2:52 ` [Intel-gfx] " Wang, Xingchao
2013-07-17 7:34 ` [alsa-devel] " Takashi Iwai
2013-07-17 8:03 ` [Intel-gfx] " Wang, Xingchao
2013-07-17 8:18 ` Takashi Iwai
2013-07-17 8:25 ` Wang, Xingchao
2013-07-17 13:31 ` [alsa-devel] " Paulo Zanoni
2013-07-17 14:00 ` [Intel-gfx] " Takashi Iwai
2013-07-17 14:05 ` David Henningsson
2013-07-17 14:21 ` [alsa-devel] " Takashi Iwai
2013-07-17 23:17 ` [Intel-gfx] " Wang, Xingchao
2013-07-18 1:00 ` Wang, Xingchao
2013-07-18 6:44 ` Daniel Vetter
2013-07-18 9:23 ` [alsa-devel] " Wang, Xingchao
2013-07-18 9:34 ` Takashi Iwai
2013-07-24 10:31 ` [Intel-gfx] " Wang, Xingchao
2013-07-24 11:02 ` [alsa-devel] " Takashi Iwai
2013-07-24 11:33 ` [Intel-gfx] " Wang, Xingchao
2013-07-24 11:57 ` [alsa-devel] " David Henningsson
2013-07-24 12:13 ` Takashi Iwai [this message]
2013-07-24 13:14 ` [Intel-gfx] " Rafael J. Wysocki
2013-07-24 13:30 ` Wang, Xingchao
2013-07-24 13:42 ` Takashi Iwai
2013-07-24 13:46 ` Wang, Xingchao
2013-07-24 14:00 ` Wang, Xingchao
2013-07-25 6:50 ` [alsa-devel] " Wang, Xingchao
2013-07-24 14:36 ` [Intel-gfx] " Wang, Xingchao
2013-07-18 6:54 ` [alsa-devel] " Takashi Iwai
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=s5hwqognok2.wl%tiwai@suse.de \
--to=tiwai@suse.de \
--cc=alsa-devel@alsa-project.org \
--cc=daniel.vetter@ffwll.ch \
--cc=daniel@ffwll.ch \
--cc=david.henningsson@canonical.com \
--cc=gordon.jin@intel.com \
--cc=intel-gfx@lists.freedesktop.org \
--cc=liam.r.girdwood@intel.com \
--cc=przanoni@gmail.com \
--cc=rafael.j.wysocki@intel.com \
--cc=xingchao.wang@intel.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.