1 files changed, 1 insertions, 0 deletions

diff --git a/drivers/gpu/drm/i915/intel_crt.c b/drivers/gpu/drm/i915/intel_crt.c
index c2982e48b61f..626279791b89 100644
--- a/drivers/gpu/drm/i915/intel_crt.c
+++ b/drivers/gpu/drm/i915/intel_crt.c
@@ -327,6 +327,7 @@ intel_crt_load_detect(struct drm_crtc *crtc, struct intel_encoder *intel_encoder
         if (IS_I9XX(dev)) {
                 uint32_t pipeconf = I915_READ(pipeconf_reg);
                 I915_WRITE(pipeconf_reg, pipeconf | PIPECONF_FORCE_BORDER);
+                POSTING_READ(pipeconf_reg);
                 /* Wait for next Vblank to substitue
                  * border color for Color info */
                 intel_wait_for_vblank(dev, pipe);