[Intel-gfx] [PATCH 9/9] drm/i915: Extract bdw_get_buf_trans_edp()

[Imre Deak]

On ti, 2016-07-12 at 15:59 +0300, ville.syrjala at linux.intel.com wrote:
> From: Ville Syrjälä <ville.syrjala at linux.intel.com>
> 
> Make the BDW and SKL code a bit more similar by extracting the
> low vswing handling for BDW into a helper, as we already have
> it like that for SKL+.
> 
> Cc: Mika Kahola <mika.kahola at intel.com>
> Signed-off-by: Ville Syrjälä <ville.syrjala at linux.intel.com>

Reviewed-by: Imre Deak <imre.deak at intel.com>

> ---
>  drivers/gpu/drm/i915/intel_ddi.c | 20 +++++++++++++-------
>  1 file changed, 13 insertions(+), 7 deletions(-)
> 
> diff --git a/drivers/gpu/drm/i915/intel_ddi.c b/drivers/gpu/drm/i915/intel_ddi.c
> index c581751a645a..fc2ef2d76091 100644
> --- a/drivers/gpu/drm/i915/intel_ddi.c
> +++ b/drivers/gpu/drm/i915/intel_ddi.c
> @@ -320,6 +320,18 @@ enum port intel_ddi_get_encoder_port(struct intel_encoder *encoder)
>  }
>  
>  static const struct ddi_buf_trans *
> +bdw_get_buf_trans_edp(struct drm_i915_private *dev_priv, int *n_entries)
> +{
> +	if (dev_priv->vbt.edp.low_vswing) {
> +		*n_entries = ARRAY_SIZE(bdw_ddi_translations_edp);
> +		return bdw_ddi_translations_edp;
> +	} else {
> +		*n_entries = ARRAY_SIZE(bdw_ddi_translations_dp);
> +		return bdw_ddi_translations_dp;
> +	}
> +}
> +
> +static const struct ddi_buf_trans *
>  skl_get_buf_trans_dp(struct drm_i915_private *dev_priv, int *n_entries)
>  {
>  	if (IS_SKL_ULX(dev_priv) || IS_KBL_ULX(dev_priv)) {
> @@ -436,13 +448,7 @@ void intel_prepare_dp_ddi_buffers(struct intel_encoder *encoder)
>  	} else if (IS_BROADWELL(dev_priv)) {
>  		ddi_translations_fdi = bdw_ddi_translations_fdi;
>  		ddi_translations_dp = bdw_ddi_translations_dp;
> -		if (dev_priv->vbt.edp.low_vswing) {
> -			ddi_translations_edp = bdw_ddi_translations_edp;
> -			n_edp_entries = ARRAY_SIZE(bdw_ddi_translations_edp);
> -		} else {
> -			ddi_translations_edp = bdw_ddi_translations_dp;
> -			n_edp_entries = ARRAY_SIZE(bdw_ddi_translations_dp);
> -		}
> +		ddi_translations_edp = bdw_get_buf_trans_edp(dev_priv, &n_edp_entries);
>  		n_dp_entries = ARRAY_SIZE(bdw_ddi_translations_dp);
>  	} else if (IS_HASWELL(dev_priv)) {
>  		ddi_translations_fdi = hsw_ddi_translations_fdi;