Commit 34ed3e83 authored by Jani Nikula's avatar Jani Nikula
Browse files

drm/i915/mst: debug log 4 bytes of ESI right after reading 



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: default avatarJani Nikula <jani.nikula@intel.com>
Reviewed-by: default avatarUma Shankar <uma.shankar@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220112110319.1172110-3-jani.nikula@intel.com
parent 603801d0

drivers/gpu/drm/i915/display/intel_dp.c

+2 −2
Original line number Diff line number Diff line
@@ -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)