On Tue, 13 Dec 2011 22:30:42 +0100 Johannes Bauer <dfnsonfsdu...@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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