[Intel-gfx] Fan running with Intel Graphics

[Jesse Barnes]

On Tue, 13 Dec 2011 22:30:42 +0100
Johannes Bauer <dfnsonfsduifb at gmx.de> wrote:
> > then echo that value into the max freq file, e.g.:
> > 
> > $ echo 400 > /sys/kernel/debug/dri/0/i915_max_freq
> 
> This doesn't work for
> 
> joelaptop [/sys/kernel/debug/dri]: uname -a
> Linux joelaptop 3.0.0-14-generic #23-Ubuntu SMP Mon Nov 21 20:28:43 UTC
> 2011 x86_64 x86_64 x86_64 GNU/Linux
> 
> Since i915_max_freq does not exist -- do I need to switch to a more
> recent kernel version?

Yes.  Try running drm-intel-next from Keith's git tree:
git://people.freedesktop.org/~keithp/linux

> I also noted that dri/ has two subdirectories, 0 and 64. Does this mean
> anything?

You can ignore the "64" directory, it's currently unused.

-- 
Jesse Barnes, Intel Open Source Technology Center
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