From: Daniele Ceraolo Spurio <daniele.ceraolospu...@intel.com>
We can't fence anything without aperture.
Signed-off-by: Daniele Ceraolo Spurio <daniele.ceraolospu...@intel.com>
Signed-off-by: Stuart Summers <stuart.summ...@intel.com>
Cc: Matthew Auld <matthew.a...@intel.com>
---
drivers/gpu/drm/i915/i915_gem_fence_reg.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/i915/i915_gem_fence_reg.c
b/drivers/gpu/drm/i915/i915_gem_fence_reg.c
index bcac359ec661..bb7d9321cadf 100644
--- a/drivers/gpu/drm/i915/i915_gem_fence_reg.c
+++ b/drivers/gpu/drm/i915/i915_gem_fence_reg.c
@@ -808,8 +808,10 @@ void i915_ggtt_init_fences(struct i915_ggtt *ggtt)
detect_bit_6_swizzle(i915);
- if (INTEL_GEN(i915) >= 7 &&
- !(IS_VALLEYVIEW(i915) || IS_CHERRYVIEW(i915)))
+ if (!HAS_MAPPABLE_APERTURE(i915))
+ num_fences = 0;
+ else if (INTEL_GEN(i915) >= 7 &&
+ !(IS_VALLEYVIEW(i915) || IS_CHERRYVIEW(i915)))
num_fences = 32;
else if (INTEL_GEN(i915) >= 4 ||
IS_I945G(i915) || IS_I945GM(i915) ||
--
2.20.1
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