Given that intel_dp_aux_xfer retries 5 times, so configure drm_dpcd_access to
retry only 7 times,
which means the max number of retries for i915 = 7 * 5 = 35 times.
Signed-off-by: Khaled Almahallawy <khaled.almahall...@intel.com>
---
drivers/gpu/drm/i915/display/intel_dp_aux.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/gpu/drm/i915/display/intel_dp_aux.c
b/drivers/gpu/drm/i915/display/intel_dp_aux.c
index eaebf123310a..73d711a94000 100644
--- a/drivers/gpu/drm/i915/display/intel_dp_aux.c
+++ b/drivers/gpu/drm/i915/display/intel_dp_aux.c
@@ -688,5 +688,7 @@ void intel_dp_aux_init(struct intel_dp *intel_dp)
encoder->base.name);
intel_dp->aux.transfer = intel_dp_aux_transfer;
+ /* Follow DP specs*/
+ intel_dp->aux.num_retries = 7;
cpu_latency_qos_add_request(&intel_dp->pm_qos, PM_QOS_DEFAULT_VALUE);
}
--
2.25.1
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