For whatever reason, the ESI link service irq vector was missing from the debug output. Add the missing byte, clean up the debug message, and do the logging right after reading the data. Signed-off-by: Jani Nikula <jani.nikula@xxxxxxxxx> --- drivers/gpu/drm/i915/display/intel_dp.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index a301220ce2ad..6de39056e2f8 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -3683,6 +3683,8 @@ intel_dp_check_mst_status(struct intel_dp *intel_dp) break; } + drm_dbg_kms(&i915->drm, "DPRX ESI: %4ph\n", esi); + /* check link status - esi[10] = 0x200c */ if (intel_dp->active_mst_links > 0 && link_ok && !drm_dp_channel_eq_ok(&esi[10], intel_dp->lane_count)) { @@ -3691,8 +3693,6 @@ intel_dp_check_mst_status(struct intel_dp *intel_dp) link_ok = false; } - drm_dbg_kms(&i915->drm, "got esi %3ph\n", esi); - intel_dp_mst_hpd_irq(intel_dp, esi, &handled); if (!handled) -- 2.30.2