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;
There is no reason why we need to limit it to lrc other than immediate
convenience.
-Chris
--
Chris Wilson, Intel Open Source Technology Centre
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