From: Mika Westerberg <mika.westerberg-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>
To: Peter Wu <peter-VTkQYDcBqhK7DlmcbJSQ7g@public.gmane.org>
Cc: Rick Kerkhof <rick.2889-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
linux-pci-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
Robert Moore
<Robert.Moore-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>,
linux-acpi-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
Lv Zheng <lv.zheng-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>,
nouveau-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org
Subject: Re: Acer Aspire V7-582PG (Haswell, GTX 750M) fails to power off GPU via Power Resources
Date: Fri, 28 Oct 2016 17:10:00 +0300 [thread overview]
Message-ID: <20161028141000.GE23812@lahna.fi.intel.com> (raw)
In-Reply-To: <20161028123041.GB1521@al>
On Fri, Oct 28, 2016 at 02:30:41PM +0200, Peter Wu wrote:
> It was correctly applied. I did some testing with QEMU, it seems that
> the \_OSI check is problematic. Removing it makes things work again.
I hope Bob and Lv can answer why _OSI fails.
In the meantime I think we should check flags.power_resources in nouveau
driver (in addition to _PR3) so that it falls back to _DSM if there are
no power resources (or if we failed to evaluate them for some reason).
_______________________________________________
Nouveau mailing list
Nouveau@lists.freedesktop.org
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WARNING: multiple messages have this Message-ID (diff)
From: Mika Westerberg <mika.westerberg@linux.intel.com>
To: Peter Wu <peter@lekensteyn.nl>
Cc: Rick Kerkhof <rick.2889@gmail.com>,
linux-acpi@vger.kernel.org, nouveau@lists.freedesktop.org,
linux-pci@vger.kernel.org, Robert Moore <Robert.Moore@intel.com>,
Lv Zheng <lv.zheng@intel.com>
Subject: Re: Acer Aspire V7-582PG (Haswell, GTX 750M) fails to power off GPU via Power Resources
Date: Fri, 28 Oct 2016 17:10:00 +0300 [thread overview]
Message-ID: <20161028141000.GE23812@lahna.fi.intel.com> (raw)
In-Reply-To: <20161028123041.GB1521@al>
On Fri, Oct 28, 2016 at 02:30:41PM +0200, Peter Wu wrote:
> It was correctly applied. I did some testing with QEMU, it seems that
> the \_OSI check is problematic. Removing it makes things work again.
I hope Bob and Lv can answer why _OSI fails.
In the meantime I think we should check flags.power_resources in nouveau
driver (in addition to _PR3) so that it falls back to _DSM if there are
no power resources (or if we failed to evaluate them for some reason).
next prev parent reply other threads:[~2016-10-28 14:10 UTC|newest]
Thread overview: 44+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <bug-98398-8800@http.bugs.freedesktop.org/>
[not found] ` <bug-98398-8800-V0hAGp6uBxMKqLRl/0Ahz6D7qz1kEfGD2LY78lusg7I@public.gmane.org/>
2016-10-22 21:55 ` [Bug 98398] Vgaswitcharoo fails to turn off GPU properly bugzilla-daemon-CC+yJ3UmIYqDUpFQwHEjaQ
2016-10-22 22:17 ` bugzilla-daemon-CC+yJ3UmIYqDUpFQwHEjaQ
2016-10-22 22:18 ` bugzilla-daemon-CC+yJ3UmIYqDUpFQwHEjaQ
2016-10-22 23:16 ` bugzilla-daemon-CC+yJ3UmIYqDUpFQwHEjaQ
2016-10-22 23:24 ` bugzilla-daemon-CC+yJ3UmIYqDUpFQwHEjaQ
2016-10-23 14:17 ` bugzilla-daemon-CC+yJ3UmIYqDUpFQwHEjaQ
2016-10-24 10:09 ` [Bug 98398] Acer Aspire V7-582PG (Haswell, GTX 750M) fails to power off GPU with runtime PM bugzilla-daemon-CC+yJ3UmIYqDUpFQwHEjaQ
2016-10-24 13:21 ` bugzilla-daemon-CC+yJ3UmIYqDUpFQwHEjaQ
2016-10-26 19:35 ` bugzilla-daemon-CC+yJ3UmIYqDUpFQwHEjaQ
2016-10-26 22:42 ` bugzilla-daemon-CC+yJ3UmIYqDUpFQwHEjaQ
2016-10-26 22:56 ` Acer Aspire V7-582PG (Haswell, GTX 750M) fails to power off GPU via Power Resources Peter Wu
2016-10-27 8:17 ` Mika Westerberg
2016-10-27 8:17 ` Mika Westerberg
[not found] ` <20161027081748.GX1476-3PARRvDOhMZrdx17CPfAsdBPR1lH4CV8@public.gmane.org>
2016-10-27 9:06 ` Peter Wu
2016-10-27 9:06 ` Peter Wu
2016-10-27 9:15 ` Rick Kerkhof
[not found] ` <CANni8hdMs4pL0m6FrgeyJjE2R2C=6PaHbVbMVoUU+NszJuf9OA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2016-10-27 9:30 ` Mika Westerberg
2016-10-27 9:30 ` Mika Westerberg
[not found] ` <20161027093011.GZ1476-3PARRvDOhMZrdx17CPfAsdBPR1lH4CV8@public.gmane.org>
2016-10-27 9:35 ` Peter Wu
2016-10-27 9:35 ` Peter Wu
2016-10-27 9:42 ` Rick Kerkhof
[not found] ` <CANni8her35iORgrZOkDzxhfVaOOzObTLG2Ly0kkNZPDTrbyfQQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2016-10-27 9:55 ` Mika Westerberg
2016-10-27 9:55 ` Mika Westerberg
[not found] ` <20161027095508.GA1476-3PARRvDOhMZrdx17CPfAsdBPR1lH4CV8@public.gmane.org>
2016-10-27 10:07 ` Rick Kerkhof
[not found] ` <CANni8hfSnT46pH8EnA1f00SWXUrJ=8PHRjydricGbH4AS4mR7A-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2016-10-27 10:12 ` Mika Westerberg
2016-10-27 10:12 ` Mika Westerberg
[not found] ` <20161027101204.GB1476-3PARRvDOhMZrdx17CPfAsdBPR1lH4CV8@public.gmane.org>
2016-10-27 10:34 ` Rick Kerkhof
2016-10-27 16:06 ` Peter Wu
2016-10-28 8:56 ` Mika Westerberg
2016-10-28 11:09 ` Peter Wu
2016-10-28 11:19 ` Mika Westerberg
2016-10-28 12:30 ` Peter Wu
2016-10-28 14:10 ` Mika Westerberg [this message]
2016-10-28 14:10 ` Mika Westerberg
2016-10-29 0:49 ` Zheng, Lv
2016-10-30 14:18 ` Peter Wu
2016-10-29 0:42 ` Zheng, Lv
2016-10-30 11:08 ` Peter Wu
2016-10-28 23:23 ` [Bug 98398] Acer Aspire V7-582PG (Haswell, GTX 750M) fails to power off GPU with runtime PM bugzilla-daemon-CC+yJ3UmIYqDUpFQwHEjaQ
2016-11-12 23:01 ` bugzilla-daemon-CC+yJ3UmIYqDUpFQwHEjaQ
2016-11-12 23:07 ` bugzilla-daemon-CC+yJ3UmIYqDUpFQwHEjaQ
2016-11-15 21:30 ` bugzilla-daemon-CC+yJ3UmIYqDUpFQwHEjaQ
2016-11-24 0:24 ` bugzilla-daemon-CC+yJ3UmIYqDUpFQwHEjaQ
2019-12-04 9:18 ` bugzilla-daemon-CC+yJ3UmIYqDUpFQwHEjaQ
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