Re: [Intel-gfx] [PATCH] drm/i915: Fix setting of boost freq tunable

2016-12-13 Thread Ville Syrjälä
On Tue, Dec 13, 2016 at 05:32:07PM +0200, Mika Kuoppala wrote: > For limiting the max frequency of gpu, the max freq tunable > is not enough to hard limit the max gap. We now have also per > client boost max freq. When this tunable was introduced, > it was mistakenly made read only. Allow user to g

Re: [Intel-gfx] [PATCH] drm/i915: Fix setting of boost freq tunable

2016-12-13 Thread Chris Wilson
On Tue, Dec 13, 2016 at 05:37:42PM +0200, Jani Nikula wrote: > On Tue, 13 Dec 2016, Mika Kuoppala wrote: > > For limiting the max frequency of gpu, the max freq tunable > > is not enough to hard limit the max gap. We now have also per > > client boost max freq. When this tunable was introduced, >

Re: [Intel-gfx] [PATCH] drm/i915: Fix setting of boost freq tunable

2016-12-13 Thread Jani Nikula
On Tue, 13 Dec 2016, Mika Kuoppala wrote: > For limiting the max frequency of gpu, the max freq tunable > is not enough to hard limit the max gap. We now have also per > client boost max freq. When this tunable was introduced, > it was mistakenly made read only. Allow user to gain control by > set

[Intel-gfx] [PATCH] drm/i915: Fix setting of boost freq tunable

2016-12-13 Thread Mika Kuoppala
For limiting the max frequency of gpu, the max freq tunable is not enough to hard limit the max gap. We now have also per client boost max freq. When this tunable was introduced, it was mistakenly made read only. Allow user to gain control by setting it writable. Fixes: 29ecd78d3b79 ("drm/i915: De