drm/i915: invalidate render cache on gen2

[deliverable/linux.git] / drivers / gpu / drm / i915 / intel_ringbuffer.c

diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c
index 6f610f28b1be2d7488cf3e83abceb9442c4183b0..12d9bc789dfbe0ef3b269f548c66efc68a3140bf 100644 (file)
--- a/drivers/gpu/drm/i915/intel_ringbuffer.c
+++ b/drivers/gpu/drm/i915/intel_ringbuffer.c
@@ -61,7 +61,7 @@ gen2_render_ring_flush(struct intel_ring_buffer *ring,
        int ret;
 
        cmd = MI_FLUSH;
-       if ((flush_domains & I915_GEM_DOMAIN_RENDER) == 0)
+       if (((invalidate_domains|flush_domains) & I915_GEM_DOMAIN_RENDER) == 0)
                cmd |= MI_NO_WRITE_FLUSH;
 
        if (invalidate_domains & I915_GEM_DOMAIN_SAMPLER)