Let's see if we have all the kinks worked out and full-ppgtt now works reliably on Haswell. If we can let userspace have full control over their own ppgtt, it makes softpinning far more effective, in turn making GPU dispatch far more efficient and more secure (due to better mm segregation).
Signed-off-by: Chris Wilson <[email protected]> --- drivers/gpu/drm/i915/i915_gem_gtt.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c index 992efe1881c8..371f509736b1 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.c +++ b/drivers/gpu/drm/i915/i915_gem_gtt.c @@ -179,7 +179,7 @@ int intel_sanitize_enable_ppgtt(struct drm_i915_private *dev_priv, return 0; } - if (HAS_LOGICAL_RING_CONTEXTS(dev_priv)) { + if (HAS_LOGICAL_RING_CONTEXTS(dev_priv) || IS_HASWELL(dev_priv)) { if (has_full_48bit_ppgtt) return 3; -- 2.17.1 _______________________________________________ Intel-gfx mailing list [email protected] https://lists.freedesktop.org/mailman/listinfo/intel-gfx
