Re: [PATCH 2/3] drm/i915: Don't send idle pattern after DP2.0 link training

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On Tue, Feb 14, 2023 at 03:43:47PM +0200, Ville Syrjala wrote:
> From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
> 
> Bspec calls us to select pattern 2 after link training for
> DP 2.0. Let's do that... by doing nothing because we will
> be transmitting pattern 2 at the end of the link training
> already.
> 
> Signed-off-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>

Reviewed-by: Imre Deak <imre.deak@xxxxxxxxx>

> ---
>  drivers/gpu/drm/i915/display/intel_dp_link_training.c | 4 ----
>  1 file changed, 4 deletions(-)
> 
> 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 3d3efcf02011..b35af21a2761 100644
> --- a/drivers/gpu/drm/i915/display/intel_dp_link_training.c
> +++ b/drivers/gpu/drm/i915/display/intel_dp_link_training.c
> @@ -1379,10 +1379,6 @@ intel_dp_128b132b_lane_cds(struct intel_dp *intel_dp,
>  		}
>  	}
>  
> -	/* FIXME: Should DP_TRAINING_PATTERN_DISABLE be written first? */
> -	if (intel_dp->set_idle_link_train)
> -		intel_dp->set_idle_link_train(intel_dp, crtc_state);
> -
>  	return true;
>  }
>  
> -- 
> 2.39.1
> 



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