[Intel-gfx] [PATCH] drm/i915/dp: Reset intel_dp->link_trained in init_connector

Manasi Navare manasi.d.navare at intel.com
Thu Jan 9 06:27:45 UTC 2020


Link has not been trained during connector initialization
hence reset the variable intel_dp->link_trained. This
avoids accidently calling link training routine before the pipe
is set up.

Issue: https://gitlab.freedesktop.org/drm/intel/issues/585
Signed-off-by: Manasi Navare <manasi.d.navare at intel.com>
Cc: Ville Syrjälä <ville.syrjala at linux.intel.com>
Cc: Jani Nikula <jani.nikula at intel.com>
---
 drivers/gpu/drm/i915/display/intel_dp.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c
index d299cee175e7..f45533af7524 100644
--- a/drivers/gpu/drm/i915/display/intel_dp.c
+++ b/drivers/gpu/drm/i915/display/intel_dp.c
@@ -7471,6 +7471,7 @@ intel_dp_init_connector(struct intel_digital_port *intel_dig_port,
 	intel_dp_set_source_rates(intel_dp);
 
 	intel_dp->reset_link_params = true;
+	intel_dp->link_trained =  false;
 	intel_dp->pps_pipe = INVALID_PIPE;
 	intel_dp->active_pipe = INVALID_PIPE;
 
-- 
2.19.1



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