From: Daniele Ceraolo Spurio daniele.ceraolospurio@intel.com
We can't fence anything without aperture.
Signed-off-by: Daniele Ceraolo Spurio daniele.ceraolospurio@intel.com Signed-off-by: Stuart Summers stuart.summers@intel.com Cc: Matthew Auld matthew.auld@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) ||