[PATCH 01/20] drm/i915/dp_mst: Reprobe connector if the IRQ ESI read failed

[Imre Deak]

From: Imre Deak <imre.deak at gmail.com>

An AUX access failure during HPD IRQ handling should be handled by
falling back to a full connector detection, do so.

Signed-off-by: Imre Deak <imre.deak at gmail.com>
---
 drivers/gpu/drm/i915/display/intel_dp.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c
index f48912f308df7..3f911c930a30b 100644
--- a/drivers/gpu/drm/i915/display/intel_dp.c
+++ b/drivers/gpu/drm/i915/display/intel_dp.c
@@ -5113,7 +5113,7 @@ intel_dp_check_mst_status(struct intel_dp *intel_dp)
 		if (!intel_dp_get_sink_irq_esi(intel_dp, esi)) {
 			drm_dbg_kms(display->drm,
 				    "failed to get ESI - device may have failed\n");
-			link_ok = false;
+			reprobe_needed = true;
 
 			break;
 		}
-- 
2.44.2