i915: when kgdb is active display compression should be off
[sfrench/cifs-2.6.git] / drivers / gpu / drm / i915 / intel_display.c
index eff28e5de4dce813ef4b071cc0320fe3f3ce5b46..714bf539918b2a495f7f66b27d886d6881582691 100644 (file)
@@ -1251,6 +1251,10 @@ static void intel_update_fbc(struct drm_crtc *crtc,
                goto out_disable;
        }
 
+       /* If the kernel debugger is active, always disable compression */
+       if (in_dbg_master())
+               goto out_disable;
+
        if (intel_fbc_enabled(dev)) {
                /* We can re-enable it in this case, but need to update pitch */
                if ((fb->pitch > dev_priv->cfb_pitch) ||