Re: [Fwd: Re: enable i915 rc6 save 7 watt on kernel 3.2]

2012-02-03 Thread Arnt Karlsen
On Tue, 31 Jan 2012 23:30:46 +, lee wrote in message <87fwevxxeh@songoku.yagibdah.de>: .. > I´ve got a Pavilion DV7 with some integrated Intel card that uses the > i915 driver, and it´s an euphemism to say that the graphics > performance is pitifully pathetic compared to the Nvidia GTX47

Re: [Fwd: Re: enable i915 rc6 save 7 watt on kernel 3.2]

2012-01-31 Thread lee
Martin Steigerwald writes: > options i915 modeset=1 i915_enable_rc6=1 i915_enable_fbc=1 semaphores=1 Isn´t using frame buffer compression likely to lower the graphics performance because of the compression overhead? I´ve got a Pavilion DV7 with some integrated Intel card that uses the i915 driv

Re: [Fwd: Re: enable i915 rc6 save 7 watt on kernel 3.2]

2012-01-23 Thread Martin Steigerwald
Am Freitag, 20. Januar 2012 schrieb kei...@strucktower.com: > > On Thu, Jan 19, 2012 at 10:29:19AM +0100, Martin Steigerwald wrote: > >> merkaba:~> cat /etc/modprobe.d/i915-kms.conf > >> options i915 modeset=1 i915_enable_rc6=1 i915_enable_fbc=1 > >> semaphores=1 > > When I try to use this line of

Re: [Fwd: Re: enable i915 rc6 save 7 watt on kernel 3.2]

2012-01-20 Thread keitho
Thanks Chen, using the modinfo command I can see that I was mispelling... I was using fcb instead of fbc... Keith > On Thu, Jan 19, 2012 at 06:07:16PM -0800, kei...@strucktower.com wrote: >> > On Thu, Jan 19, 2012 at 10:29:19AM +0100, Martin Steigerwald wrote: >> >> merkaba:~> cat /etc/modprobe

Re: [Fwd: Re: enable i915 rc6 save 7 watt on kernel 3.2]

2012-01-19 Thread Chen Wei
On Thu, Jan 19, 2012 at 06:07:16PM -0800, kei...@strucktower.com wrote: > > On Thu, Jan 19, 2012 at 10:29:19AM +0100, Martin Steigerwald wrote: > >> merkaba:~> cat /etc/modprobe.d/i915-kms.conf > >> options i915 modeset=1 i915_enable_rc6=1 i915_enable_fbc=1 > >> semaphores=1 > > When I try to use t

Re: [Fwd: Re: enable i915 rc6 save 7 watt on kernel 3.2]

2012-01-19 Thread Chen Wei
On Thu, Jan 19, 2012 at 03:02:16PM -0800, kei...@strucktower.com wrote: > What are you using to measure your laptop power use? > > The LessWatts.org page recommends an external power meter- I wondered if > you have recommendations or tips for a particular type or method? I'm > wondering if there i

Re: [Fwd: Re: enable i915 rc6 save 7 watt on kernel 3.2]

2012-01-19 Thread keitho
> On Thu, Jan 19, 2012 at 10:29:19AM +0100, Martin Steigerwald wrote: >> >> merkaba:~> cat /etc/modprobe.d/i915-kms.conf >> options i915 modeset=1 i915_enable_rc6=1 i915_enable_fbc=1 semaphores=1 When I try to use this line of options I get an error message saying i915_enable_fcb is an unknown pa

Re: [Fwd: Re: enable i915 rc6 save 7 watt on kernel 3.2]

2012-01-19 Thread keitho
What are you using to measure your laptop power use? The LessWatts.org page recommends an external power meter- I wondered if you have recommendations or tips for a particular type or method? I'm wondering if there is something fairly inexpensive but reliable and possibly useful for other things a

Re: enable i915 rc6 save 7 watt on kernel 3.2

2012-01-19 Thread Martin Steigerwald
Am Donnerstag, 19. Januar 2012 schrieb Chen Wei: > On Thu, Jan 19, 2012 at 01:05:13PM +0100, Martin Steigerwald wrote: > > > wei@Tungsten:~$ dmesg|grep -i aspm > > > [0.00] Command line: BOOT_IMAGE=/boot/vmlinuz-3.2.1 > > > root=UUID=ed888aee-0822-4303-8bea-18f0fbf9ba3a ro quiet > > > pcie_

Re: enable i915 rc6 save 7 watt on kernel 3.2

2012-01-19 Thread Chen Wei
On Thu, Jan 19, 2012 at 01:05:13PM +0100, Martin Steigerwald wrote: > > wei@Tungsten:~$ dmesg|grep -i aspm > > [0.00] Command line: BOOT_IMAGE=/boot/vmlinuz-3.2.1 > > root=UUID=ed888aee-0822-4303-8bea-18f0fbf9ba3a ro quiet pcie_aspm=force > > threadirqs > > [0.00] Kernel command lin

Re: enable i915 rc6 save 7 watt on kernel 3.2

2012-01-19 Thread Martin Steigerwald
Am Donnerstag, 19. Januar 2012 schrieb Chen Wei: > On Thu, Jan 19, 2012 at 10:29:19AM +0100, Martin Steigerwald wrote: > > merkaba:~> cat /etc/modprobe.d/i915-kms.conf > > options i915 modeset=1 i915_enable_rc6=1 i915_enable_fbc=1 > > semaphores=1 > > > > There is also > > > > # The Leading Cause

Re: enable i915 rc6 save 7 watt on kernel 3.2

2012-01-19 Thread Chen Wei
On Thu, Jan 19, 2012 at 10:29:19AM +0100, Martin Steigerwald wrote: > > merkaba:~> cat /etc/modprobe.d/i915-kms.conf > options i915 modeset=1 i915_enable_rc6=1 i915_enable_fbc=1 semaphores=1 > > There is also > > # The Leading Cause Of The Recent Linux Kernel Power Problems > # http://www.phoro

Re: enable i915 rc6 save 7 watt on kernel 3.2

2012-01-19 Thread Martin Steigerwald
Am Donnerstag, 19. Januar 2012 schrieb Chen Wei: > Hi List, Hi Chen, > Since recently upgraded to kernel 3.2, the core temperature on my > laptop seems raised few degrees. An external power meter shows big > difference in power consumption. The power usage raised from 15w on > kernel 2.6.39, to 2

enable i915 rc6 save 7 watt on kernel 3.2

2012-01-18 Thread Chen Wei
Hi List, Since recently upgraded to kernel 3.2, the core temperature on my laptop seems raised few degrees. An external power meter shows big difference in power consumption. The power usage raised from 15w on kernel 2.6.39, to 22w on kernel 3.2.1. A bit of google later, it was suggested that enab