On Tue, Apr 01, 2014 at 08:55:14AM -0700, Ben Widawsky wrote:
> Broadwell is perfectly capable of full PPGTT. I've been using it for
> some time, and seen no especially ill effects.
>
> Signed-off-by: Ben Widawsky <[email protected]>
Nak. I spoke too soon. 1 context + default works fine. More than that
gets ugly.
> ---
> drivers/gpu/drm/i915/i915_drv.h | 3 +--
> 1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
> index ab7a75e..95477f7 100644
> --- a/drivers/gpu/drm/i915/i915_drv.h
> +++ b/drivers/gpu/drm/i915/i915_drv.h
> @@ -1830,8 +1830,7 @@ struct drm_i915_cmd_table {
>
> #define HAS_HW_CONTEXTS(dev) (INTEL_INFO(dev)->gen >= 6)
> #define HAS_ALIASING_PPGTT(dev) (INTEL_INFO(dev)->gen >= 6 &&
> !IS_VALLEYVIEW(dev))
> -#define HAS_PPGTT(dev) (INTEL_INFO(dev)->gen >= 7 &&
> !IS_VALLEYVIEW(dev) \
> - && !IS_BROADWELL(dev))
> +#define HAS_PPGTT(dev) (INTEL_INFO(dev)->gen >= 7 &&
> !IS_VALLEYVIEW(dev))
> #define USES_PPGTT(dev) intel_enable_ppgtt(dev, false)
> #define USES_FULL_PPGTT(dev) intel_enable_ppgtt(dev, true)
>
> --
> 1.9.1
>
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--
Ben Widawsky, Intel Open Source Technology Center
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