[PATCH v2 1/2] drm/i915/psr: Do not disable Early Transport when enable_psr is set

Rodrigo Vivi rodrigo.vivi at intel.com
Wed Jul 9 13:22:34 UTC 2025


On Wed, Jul 09, 2025 at 10:57:57AM +0300, Jouni Högander wrote:
> Current approach is that Early Transport is disabled in case enable_psr
> module parameter is set. Let's ignore enable_psr parameter when choosing if
> Early Transport can be used.
> 
> Signed-off-by: Jouni Högander <jouni.hogander at intel.com>

Reviewed-by: Rodrigo Vivi <rodrigo.vivi at intel.com>

> ---
>  drivers/gpu/drm/i915/display/intel_psr.c | 13 +------------
>  1 file changed, 1 insertion(+), 12 deletions(-)
> 
> diff --git a/drivers/gpu/drm/i915/display/intel_psr.c b/drivers/gpu/drm/i915/display/intel_psr.c
> index ae9053919211..a2b5688f0c82 100644
> --- a/drivers/gpu/drm/i915/display/intel_psr.c
> +++ b/drivers/gpu/drm/i915/display/intel_psr.c
> @@ -265,16 +265,6 @@ static bool psr2_global_enabled(struct intel_dp *intel_dp)
>  	}
>  }
>  
> -static bool psr2_su_region_et_global_enabled(struct intel_dp *intel_dp)
> -{
> -	struct intel_display *display = to_intel_display(intel_dp);
> -
> -	if (display->params.enable_psr != -1)
> -		return false;
> -
> -	return true;
> -}
> -
>  static bool panel_replay_global_enabled(struct intel_dp *intel_dp)
>  {
>  	struct intel_display *display = to_intel_display(intel_dp);
> @@ -742,8 +732,7 @@ static bool psr2_su_region_et_valid(struct intel_dp *intel_dp, bool panel_replay
>  	return panel_replay ?
>  		intel_dp->pr_dpcd[INTEL_PR_DPCD_INDEX(DP_PANEL_REPLAY_CAP_SUPPORT)] &
>  		DP_PANEL_REPLAY_EARLY_TRANSPORT_SUPPORT :
> -		intel_dp->psr_dpcd[0] == DP_PSR2_WITH_Y_COORD_ET_SUPPORTED &&
> -		psr2_su_region_et_global_enabled(intel_dp);
> +		intel_dp->psr_dpcd[0] == DP_PSR2_WITH_Y_COORD_ET_SUPPORTED;
>  }
>  
>  static void _panel_replay_enable_sink(struct intel_dp *intel_dp,
> -- 
> 2.43.0
> 


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