diff mbox series

[v2,8/8] HACK: drm/i915/dp: give more time for CDS

Message ID d29b06b641263e92bc3ec0641f3c7c4cd4557aa0.1643878928.git.jani.nikula@intel.com (mailing list archive)
State New, archived
Headers show
Series drm/dp, drm/i915: 128b/132b updates | expand

Commit Message

Jani Nikula Feb. 3, 2022, 9:03 a.m. UTC 
Try to avoid the timeout during debugging.

Cc: Uma Shankar <uma.shankar@intel.com>
Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
---
 drivers/gpu/drm/i915/display/intel_dp_link_training.c | 3 +++
 1 file changed, 3 insertions(+)
diff mbox series

Patch

diff --git a/drivers/gpu/drm/i915/display/intel_dp_link_training.c b/drivers/gpu/drm/i915/display/intel_dp_link_training.c
index 0686da36c428..c4807f7f5430 100644
--- a/drivers/gpu/drm/i915/display/intel_dp_link_training.c
+++ b/drivers/gpu/drm/i915/display/intel_dp_link_training.c
@@ -1288,6 +1288,9 @@  intel_dp_128b132b_lane_cds(struct intel_dp *intel_dp,
 	/* Time budget for the LANEx_CDS_DONE Sequence */
 	deadline = jiffies + msecs_to_jiffies((lttpr_count + 1) * 20);
 
+	/* FIXME: Give some slack for CDS. */
+	deadline += msecs_to_jiffies(500);
+
 	for (;;) {
 		usleep_range(2000, 3000);