On ke, 2016-06-08 at 08:08 +0100, Chris Wilson wrote:
> On Tue, Jun 07, 2016 at 11:18:43AM -0400, Zhi Wang wrote:
> >
> > This patch introduces an option for configuring the ring buffer size
> > of a LRC context after the context creation.
> >
> > Signed-off-by: Zhi Wang <zhi.a.wang@xxxxxxxxx>
> > ---
> > drivers/gpu/drm/i915/i915_drv.h | 1 +
> > drivers/gpu/drm/i915/i915_gem_context.c | 1 +
> > drivers/gpu/drm/i915/intel_lrc.c | 3 ++-
> > 3 files changed, 4 insertions(+), 1 deletion(-)
> >
> > diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
> > index 33147b1..50b3ea7 100644
> > --- a/drivers/gpu/drm/i915/i915_drv.h
> > +++ b/drivers/gpu/drm/i915/i915_drv.h
> > @@ -878,6 +878,7 @@ struct i915_gem_context {
> > int pin_count;
> > bool initialised;
> > } engine[I915_NUM_ENGINES];
> > + u32 lrc_ring_buffer_size;
> u32 ring_size;
>
My Reviewed-by: can be kept with that change.
Regards, Joonas
> There is no reason why we need to limit it to lrc other than immediate
> convenience.
> -Chris
>
--
Joonas Lahtinen
Open Source Technology Center
Intel Corporation
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