diff options
author | Zhi Wang <zhi.a.wang@intel.com> | 2016-09-06 12:04:12 +0800 |
---|---|---|
committer | Jani Nikula <jani.nikula@intel.com> | 2016-09-06 16:40:00 +0300 |
commit | e320d40022128845dfff900422ea9fd69f576c98 (patch) | |
tree | 9a7408d580643902207658f2dbd1d352b7180c70 | |
parent | 8ef89995c735f978d5dfcb3ca6bce70d41728c91 (diff) | |
download | linux-e320d40022128845dfff900422ea9fd69f576c98.tar.bz2 |
drm/i915: disable 48bit full PPGTT when vGPU is active
Disable 48bit full PPGTT on vGPU too for now.
Signed-off-by: Zhi Wang <zhi.a.wang@intel.com>
Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com>
Reviewed-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Acked-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: drm-intel-fixes@lists.freedesktop.org
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20160906040412.1274-3-zhenyuw@linux.intel.com
-rw-r--r-- | drivers/gpu/drm/i915/i915_gem_gtt.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c index 570e7311a419..e16c38086abe 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.c +++ b/drivers/gpu/drm/i915/i915_gem_gtt.c @@ -124,8 +124,11 @@ int intel_sanitize_enable_ppgtt(struct drm_i915_private *dev_priv, has_full_48bit_ppgtt = IS_BROADWELL(dev_priv) || INTEL_GEN(dev_priv) >= 9; - if (intel_vgpu_active(dev_priv)) - has_full_ppgtt = false; /* emulation is too hard */ + if (intel_vgpu_active(dev_priv)) { + /* emulation is too hard */ + has_full_ppgtt = false; + has_full_48bit_ppgtt = false; + } if (!has_aliasing_ppgtt) return 0; @@ -160,7 +163,7 @@ int intel_sanitize_enable_ppgtt(struct drm_i915_private *dev_priv, return 0; } - if (INTEL_GEN(dev_priv) >= 8 && i915.enable_execlists) + if (INTEL_GEN(dev_priv) >= 8 && i915.enable_execlists && has_full_ppgtt) return has_full_48bit_ppgtt ? 3 : 2; else return has_aliasing_ppgtt ? 1 : 0; |