On Thu, 31 Mar 2022, Ville Syrjala <[email protected]> wrote:
> From: Ville Syrjälä <[email protected]>
>
> Pull all the eDP specific platform/port checks out from
> intel_drrs_init() into intel_edp_has_drrs().
>
> Signed-off-by: Ville Syrjälä <[email protected]>

Whoops, forgot to reply to this one,

Reviewed-by: Jani Nikula <[email protected]>


> ---
>  drivers/gpu/drm/i915/display/intel_dp.c   | 35 ++++++++++++++++++++++-
>  drivers/gpu/drm/i915/display/intel_drrs.c | 24 ----------------
>  2 files changed, 34 insertions(+), 25 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/display/intel_dp.c 
> b/drivers/gpu/drm/i915/display/intel_dp.c
> index 56c36c9ef173..2c23ec0a880a 100644
> --- a/drivers/gpu/drm/i915/display/intel_dp.c
> +++ b/drivers/gpu/drm/i915/display/intel_dp.c
> @@ -4976,6 +4976,39 @@ intel_edp_add_properties(struct intel_dp *intel_dp)
>                                                      fixed_mode->vdisplay);
>  }
>  
> +static bool
> +intel_edp_has_drrs(struct intel_dp *intel_dp)
> +{
> +     struct intel_connector *connector = intel_dp->attached_connector;
> +     struct intel_encoder *encoder = &dp_to_dig_port(intel_dp)->base;
> +     struct drm_i915_private *i915 = to_i915(connector->base.dev);
> +
> +     if (DISPLAY_VER(i915) < 5) {
> +             drm_dbg_kms(&i915->drm,
> +                         "[CONNECTOR:%d:%s] DRRS not supported on 
> platform\n",
> +                         connector->base.base.id, connector->base.name);
> +             return false;
> +     }
> +
> +     if ((DISPLAY_VER(i915) < 8 && !HAS_GMCH(i915)) &&
> +         encoder->port != PORT_A) {
> +             drm_dbg_kms(&i915->drm,
> +                         "[CONNECTOR:%d:%s] DRRS not supported on 
> [ENCODER:%d:%s]\n",
> +                         connector->base.base.id, connector->base.name,
> +                         encoder->base.base.id, encoder->base.name);
> +             return false;
> +     }
> +
> +     if (i915->vbt.drrs_type == DRRS_TYPE_NONE) {
> +             drm_dbg_kms(&i915->drm,
> +                         "[CONNECTOR:%d:%s] DRRS not supported according to 
> VBT\n",
> +                         connector->base.base.id, connector->base.name);
> +             return false;
> +     }
> +
> +     return true;
> +}
> +
>  static bool intel_edp_init_connector(struct intel_dp *intel_dp,
>                                    struct intel_connector *intel_connector)
>  {
> @@ -5041,7 +5074,7 @@ static bool intel_edp_init_connector(struct intel_dp 
> *intel_dp,
>       intel_connector->edid = edid;
>  
>       fixed_mode = intel_panel_edid_fixed_mode(intel_connector);
> -     if (fixed_mode)
> +     if (fixed_mode && intel_edp_has_drrs(intel_dp))
>               downclock_mode = intel_drrs_init(intel_connector, fixed_mode);
>  
>       /* MSO requires information from the EDID */
> diff --git a/drivers/gpu/drm/i915/display/intel_drrs.c 
> b/drivers/gpu/drm/i915/display/intel_drrs.c
> index a5c7d58b36e0..1448c3029b8e 100644
> --- a/drivers/gpu/drm/i915/display/intel_drrs.c
> +++ b/drivers/gpu/drm/i915/display/intel_drrs.c
> @@ -373,32 +373,8 @@ intel_drrs_init(struct intel_connector *connector,
>               const struct drm_display_mode *fixed_mode)
>  {
>       struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
> -     struct intel_encoder *encoder = connector->encoder;
>       struct drm_display_mode *downclock_mode;
>  
> -     if (DISPLAY_VER(dev_priv) < 5) {
> -             drm_dbg_kms(&dev_priv->drm,
> -                         "[CONNECTOR:%d:%s] DRRS not supported on 
> platform\n",
> -                         connector->base.base.id, connector->base.name);
> -             return NULL;
> -     }
> -
> -     if ((DISPLAY_VER(dev_priv) < 8 && !HAS_GMCH(dev_priv)) &&
> -         encoder->port != PORT_A) {
> -             drm_dbg_kms(&dev_priv->drm,
> -                         "[CONNECTOR:%d:%s] DRRS not supported on 
> [ENCODER:%d:%s]\n",
> -                         connector->base.base.id, connector->base.name,
> -                         encoder->base.base.id, encoder->base.name);
> -             return NULL;
> -     }
> -
> -     if (dev_priv->vbt.drrs_type == DRRS_TYPE_NONE) {
> -             drm_dbg_kms(&dev_priv->drm,
> -                         "[CONNECTOR:%d:%s] DRRS not supported according to 
> VBT\n",
> -                         connector->base.base.id, connector->base.name);
> -             return NULL;
> -     }
> -
>       downclock_mode = intel_panel_edid_downclock_mode(connector, fixed_mode);
>       if (!downclock_mode) {
>               drm_dbg_kms(&dev_priv->drm,

-- 
Jani Nikula, Intel Open Source Graphics Center

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