[Intel-gfx] [PATCH] drm/i915/ddi: add use_edp_hobl() and use_edp_low_vswing() helpers

Souza, Jose jose.souza at intel.com
Fri Dec 3 13:36:30 UTC 2021


On Fri, 2021-12-03 at 15:13 +0200, Jani Nikula wrote:
> Localize HOBL and low vswing VBT lookups to a couple of small helpers,
> and get rid of a bunch of local variables.

Reviewed-by: José Roberto de Souza <jose.souza at intel.com>

> 
> Signed-off-by: Jani Nikula <jani.nikula at intel.com>
> ---
>  .../drm/i915/display/intel_ddi_buf_trans.c    | 94 +++++++------------
>  1 file changed, 36 insertions(+), 58 deletions(-)
> 
> diff --git a/drivers/gpu/drm/i915/display/intel_ddi_buf_trans.c b/drivers/gpu/drm/i915/display/intel_ddi_buf_trans.c
> index 78cd8f77b49d..4ecbfa625891 100644
> --- a/drivers/gpu/drm/i915/display/intel_ddi_buf_trans.c
> +++ b/drivers/gpu/drm/i915/display/intel_ddi_buf_trans.c
> @@ -1032,6 +1032,21 @@ bool is_hobl_buf_trans(const struct intel_ddi_buf_trans *table)
>  	return table == &tgl_combo_phy_trans_edp_hbr2_hobl;
>  }
>  
> +static bool use_edp_hobl(struct intel_encoder *encoder)
> +{
> +	struct drm_i915_private *i915 = to_i915(encoder->base.dev);
> +	struct intel_dp *intel_dp = enc_to_intel_dp(encoder);
> +
> +	return i915->vbt.edp.hobl && !intel_dp->hobl_failed;
> +}
> +
> +static bool use_edp_low_vswing(struct intel_encoder *encoder)
> +{
> +	struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
> +
> +	return dev_priv->vbt.edp.low_vswing;
> +}
> +
>  static const struct intel_ddi_buf_trans *
>  intel_get_buf_trans(const struct intel_ddi_buf_trans *trans, int *num_entries)
>  {
> @@ -1057,14 +1072,12 @@ bdw_get_buf_trans(struct intel_encoder *encoder,
>  		  const struct intel_crtc_state *crtc_state,
>  		  int *n_entries)
>  {
> -	struct drm_i915_private *i915 = to_i915(encoder->base.dev);
> -
>  	if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_ANALOG))
>  		return intel_get_buf_trans(&bdw_trans_fdi, n_entries);
>  	else if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI))
>  		return intel_get_buf_trans(&bdw_trans_hdmi, n_entries);
>  	else if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_EDP) &&
> -		 i915->vbt.edp.low_vswing)
> +		 use_edp_low_vswing(encoder))
>  		return intel_get_buf_trans(&bdw_trans_edp, n_entries);
>  	else
>  		return intel_get_buf_trans(&bdw_trans_dp, n_entries);
> @@ -1094,12 +1107,10 @@ skl_y_get_buf_trans(struct intel_encoder *encoder,
>  		    const struct intel_crtc_state *crtc_state,
>  		    int *n_entries)
>  {
> -	struct drm_i915_private *i915 = to_i915(encoder->base.dev);
> -
>  	if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI))
>  		return intel_get_buf_trans(&skl_y_trans_hdmi, n_entries);
>  	else if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_EDP) &&
> -		 i915->vbt.edp.low_vswing)
> +		 use_edp_low_vswing(encoder))
>  		return _skl_get_buf_trans_dp(encoder, &skl_y_trans_edp, n_entries);
>  	else
>  		return _skl_get_buf_trans_dp(encoder, &skl_y_trans_dp, n_entries);
> @@ -1110,12 +1121,10 @@ skl_u_get_buf_trans(struct intel_encoder *encoder,
>  		    const struct intel_crtc_state *crtc_state,
>  		    int *n_entries)
>  {
> -	struct drm_i915_private *i915 = to_i915(encoder->base.dev);
> -
>  	if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI))
>  		return intel_get_buf_trans(&skl_trans_hdmi, n_entries);
>  	else if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_EDP) &&
> -		 i915->vbt.edp.low_vswing)
> +		 use_edp_low_vswing(encoder))
>  		return _skl_get_buf_trans_dp(encoder, &skl_u_trans_edp, n_entries);
>  	else
>  		return _skl_get_buf_trans_dp(encoder, &skl_u_trans_dp, n_entries);
> @@ -1126,12 +1135,10 @@ skl_get_buf_trans(struct intel_encoder *encoder,
>  		  const struct intel_crtc_state *crtc_state,
>  		  int *n_entries)
>  {
> -	struct drm_i915_private *i915 = to_i915(encoder->base.dev);
> -
>  	if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI))
>  		return intel_get_buf_trans(&skl_trans_hdmi, n_entries);
>  	else if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_EDP) &&
> -		 i915->vbt.edp.low_vswing)
> +		 use_edp_low_vswing(encoder))
>  		return _skl_get_buf_trans_dp(encoder, &skl_trans_edp, n_entries);
>  	else
>  		return _skl_get_buf_trans_dp(encoder, &skl_trans_dp, n_entries);
> @@ -1142,12 +1149,10 @@ kbl_y_get_buf_trans(struct intel_encoder *encoder,
>  		    const struct intel_crtc_state *crtc_state,
>  		    int *n_entries)
>  {
> -	struct drm_i915_private *i915 = to_i915(encoder->base.dev);
> -
>  	if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI))
>  		return intel_get_buf_trans(&skl_y_trans_hdmi, n_entries);
>  	else if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_EDP) &&
> -		 i915->vbt.edp.low_vswing)
> +		 use_edp_low_vswing(encoder))
>  		return _skl_get_buf_trans_dp(encoder, &skl_y_trans_edp, n_entries);
>  	else
>  		return _skl_get_buf_trans_dp(encoder, &kbl_y_trans_dp, n_entries);
> @@ -1158,12 +1163,10 @@ kbl_u_get_buf_trans(struct intel_encoder *encoder,
>  		    const struct intel_crtc_state *crtc_state,
>  		    int *n_entries)
>  {
> -	struct drm_i915_private *i915 = to_i915(encoder->base.dev);
> -
>  	if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI))
>  		return intel_get_buf_trans(&skl_trans_hdmi, n_entries);
>  	else if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_EDP) &&
> -		 i915->vbt.edp.low_vswing)
> +		 use_edp_low_vswing(encoder))
>  		return _skl_get_buf_trans_dp(encoder, &skl_u_trans_edp, n_entries);
>  	else
>  		return _skl_get_buf_trans_dp(encoder, &kbl_u_trans_dp, n_entries);
> @@ -1174,12 +1177,10 @@ kbl_get_buf_trans(struct intel_encoder *encoder,
>  		  const struct intel_crtc_state *crtc_state,
>  		  int *n_entries)
>  {
> -	struct drm_i915_private *i915 = to_i915(encoder->base.dev);
> -
>  	if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI))
>  		return intel_get_buf_trans(&skl_trans_hdmi, n_entries);
>  	else if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_EDP) &&
> -		 i915->vbt.edp.low_vswing)
> +		 use_edp_low_vswing(encoder))
>  		return _skl_get_buf_trans_dp(encoder, &skl_trans_edp, n_entries);
>  	else
>  		return _skl_get_buf_trans_dp(encoder, &kbl_trans_dp, n_entries);
> @@ -1190,12 +1191,10 @@ bxt_get_buf_trans(struct intel_encoder *encoder,
>  		  const struct intel_crtc_state *crtc_state,
>  		  int *n_entries)
>  {
> -	struct drm_i915_private *i915 = to_i915(encoder->base.dev);
> -
>  	if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI))
>  		return intel_get_buf_trans(&bxt_trans_hdmi, n_entries);
>  	else if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_EDP) &&
> -		 i915->vbt.edp.low_vswing)
> +		 use_edp_low_vswing(encoder))
>  		return intel_get_buf_trans(&bxt_trans_edp, n_entries);
>  	else
>  		return intel_get_buf_trans(&bxt_trans_dp, n_entries);
> @@ -1215,12 +1214,10 @@ icl_get_combo_buf_trans_edp(struct intel_encoder *encoder,
>  			    const struct intel_crtc_state *crtc_state,
>  			    int *n_entries)
>  {
> -	struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
> -
>  	if (crtc_state->port_clock > 540000) {
>  		return intel_get_buf_trans(&icl_combo_phy_trans_dp_hbr2_edp_hbr3,
>  					   n_entries);
> -	} else if (dev_priv->vbt.edp.low_vswing) {
> +	} else if (use_edp_low_vswing(encoder)) {
>  		return intel_get_buf_trans(&icl_combo_phy_trans_edp_hbr2,
>  					   n_entries);
>  	}
> @@ -1282,12 +1279,10 @@ ehl_get_combo_buf_trans(struct intel_encoder *encoder,
>  			const struct intel_crtc_state *crtc_state,
>  			int *n_entries)
>  {
> -	struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
> -
>  	if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI))
>  		return intel_get_buf_trans(&icl_combo_phy_trans_hdmi, n_entries);
>  	else if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_EDP) &&
> -		 dev_priv->vbt.edp.low_vswing)
> +		 use_edp_low_vswing(encoder))
>  		return ehl_get_combo_buf_trans_edp(encoder, crtc_state, n_entries);
>  	else
>  		return intel_get_buf_trans(&ehl_combo_phy_trans_dp, n_entries);
> @@ -1309,12 +1304,10 @@ jsl_get_combo_buf_trans(struct intel_encoder *encoder,
>  			const struct intel_crtc_state *crtc_state,
>  			int *n_entries)
>  {
> -	struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
> -
>  	if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI))
>  		return intel_get_buf_trans(&icl_combo_phy_trans_hdmi, n_entries);
>  	else if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_EDP) &&
> -		 dev_priv->vbt.edp.low_vswing)
> +		 use_edp_low_vswing(encoder))
>  		return jsl_get_combo_buf_trans_edp(encoder, crtc_state, n_entries);
>  	else
>  		return intel_get_buf_trans(&icl_combo_phy_trans_dp_hbr2_edp_hbr3, n_entries);
> @@ -1346,16 +1339,13 @@ tgl_get_combo_buf_trans_edp(struct intel_encoder *encoder,
>  			    const struct intel_crtc_state *crtc_state,
>  			    int *n_entries)
>  {
> -	struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
> -	struct intel_dp *intel_dp = enc_to_intel_dp(encoder);
> -
>  	if (crtc_state->port_clock > 540000) {
>  		return intel_get_buf_trans(&icl_combo_phy_trans_dp_hbr2_edp_hbr3,
>  					   n_entries);
> -	} else if (dev_priv->vbt.edp.hobl && !intel_dp->hobl_failed) {
> +	} else if (use_edp_hobl(encoder)) {
>  		return intel_get_buf_trans(&tgl_combo_phy_trans_edp_hbr2_hobl,
>  					   n_entries);
> -	} else if (dev_priv->vbt.edp.low_vswing) {
> +	} else if (use_edp_low_vswing(encoder)) {
>  		return intel_get_buf_trans(&icl_combo_phy_trans_edp_hbr2,
>  					   n_entries);
>  	}
> @@ -1394,16 +1384,13 @@ dg1_get_combo_buf_trans_edp(struct intel_encoder *encoder,
>  			    const struct intel_crtc_state *crtc_state,
>  			    int *n_entries)
>  {
> -	struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
> -	struct intel_dp *intel_dp = enc_to_intel_dp(encoder);
> -
>  	if (crtc_state->port_clock > 540000)
>  		return intel_get_buf_trans(&icl_combo_phy_trans_dp_hbr2_edp_hbr3,
>  					   n_entries);
> -	else if (dev_priv->vbt.edp.hobl && !intel_dp->hobl_failed)
> +	else if (use_edp_hobl(encoder))
>  		return intel_get_buf_trans(&tgl_combo_phy_trans_edp_hbr2_hobl,
>  					   n_entries);
> -	else if (dev_priv->vbt.edp.low_vswing)
> +	else if (use_edp_low_vswing(encoder))
>  		return intel_get_buf_trans(&icl_combo_phy_trans_edp_hbr2,
>  					   n_entries);
>  	else
> @@ -1439,16 +1426,13 @@ rkl_get_combo_buf_trans_edp(struct intel_encoder *encoder,
>  			    const struct intel_crtc_state *crtc_state,
>  			    int *n_entries)
>  {
> -	struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
> -	struct intel_dp *intel_dp = enc_to_intel_dp(encoder);
> -
>  	if (crtc_state->port_clock > 540000) {
>  		return intel_get_buf_trans(&icl_combo_phy_trans_dp_hbr2_edp_hbr3,
>  					   n_entries);
> -	} else if (dev_priv->vbt.edp.hobl && !intel_dp->hobl_failed) {
> +	} else if (use_edp_hobl(encoder)) {
>  		return intel_get_buf_trans(&tgl_combo_phy_trans_edp_hbr2_hobl,
>  					   n_entries);
> -	} else if (dev_priv->vbt.edp.low_vswing) {
> +	} else if (use_edp_low_vswing(encoder)) {
>  		return intel_get_buf_trans(&icl_combo_phy_trans_edp_hbr2,
>  					   n_entries);
>  	}
> @@ -1485,14 +1469,11 @@ adls_get_combo_buf_trans_edp(struct intel_encoder *encoder,
>  			     const struct intel_crtc_state *crtc_state,
>  			     int *n_entries)
>  {
> -	struct drm_i915_private *i915 = to_i915(encoder->base.dev);
> -	struct intel_dp *intel_dp = enc_to_intel_dp(encoder);
> -
>  	if (crtc_state->port_clock > 540000)
>  		return intel_get_buf_trans(&adls_combo_phy_trans_edp_hbr3, n_entries);
> -	else if (i915->vbt.edp.hobl && !intel_dp->hobl_failed)
> +	else if (use_edp_hobl(encoder))
>  		return intel_get_buf_trans(&tgl_combo_phy_trans_edp_hbr2_hobl, n_entries);
> -	else if (i915->vbt.edp.low_vswing)
> +	else if (use_edp_low_vswing(encoder))
>  		return intel_get_buf_trans(&adls_combo_phy_trans_edp_hbr2, n_entries);
>  	else
>  		return adls_get_combo_buf_trans_dp(encoder, crtc_state, n_entries);
> @@ -1527,16 +1508,13 @@ adlp_get_combo_buf_trans_edp(struct intel_encoder *encoder,
>  			     const struct intel_crtc_state *crtc_state,
>  			     int *n_entries)
>  {
> -	struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
> -	struct intel_dp *intel_dp = enc_to_intel_dp(encoder);
> -
>  	if (crtc_state->port_clock > 540000) {
>  		return intel_get_buf_trans(&adlp_combo_phy_trans_edp_hbr3,
>  					   n_entries);
> -	} else if (dev_priv->vbt.edp.hobl && !intel_dp->hobl_failed) {
> +	} else if (use_edp_hobl(encoder)) {
>  		return intel_get_buf_trans(&tgl_combo_phy_trans_edp_hbr2_hobl,
>  					   n_entries);
> -	} else if (dev_priv->vbt.edp.low_vswing) {
> +	} else if (use_edp_low_vswing(encoder)) {
>  		return intel_get_buf_trans(&adlp_combo_phy_trans_edp_up_to_hbr2,
>  					   n_entries);
>  	}



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