Commits
Imre Deak committed 1c767b339b3
drm/i915: take display port power domain in DP HPD handler Ville noticed that we can call ibx_digital_port_connected() which accesses the HW without holding any power well/runtime pm reference. Fix this by holding a display port power domain reference around the whole hpd_pulse handler. Signed-off-by: Imre Deak <imre.deak@intel.com> Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com> Reviewed-by: Dave Airlie <airlied@redhat.com> Cc: stable@vger.kernel.org (3.16+) Signed-off-by: Jani Nikula <jani.nikula@intel.com>