[RFC v2 4/4] drm/i915/display: test various to_intel_display() scenarios

[Jani Nikula <jani.nikula@intel.com>]

Drafting and testing various cases for switching to struct intel_display.

Signed-off-by: Jani Nikula <jani.nikula@intel.com>
---
 drivers/gpu/drm/i915/display/intel_dp.c   |  6 +++---
 drivers/gpu/drm/i915/display/intel_hdmi.c | 13 +++++++------
 2 files changed, 10 insertions(+), 9 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c
index f0c3ed37b350..20eb5590c18a 100644
--- a/drivers/gpu/drm/i915/display/intel_dp.c
+++ b/drivers/gpu/drm/i915/display/intel_dp.c
@@ -426,12 +426,12 @@ int intel_dp_max_link_data_rate(struct intel_dp *intel_dp,
 
 bool intel_dp_can_bigjoiner(struct intel_dp *intel_dp)
 {
+	struct intel_display *display = to_intel_display(intel_dp);
 	struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp);
 	struct intel_encoder *encoder = &intel_dig_port->base;
-	struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
 
-	return DISPLAY_VER(dev_priv) >= 12 ||
-		(DISPLAY_VER(dev_priv) == 11 &&
+	return DISPLAY_VER(display) >= 12 ||
+		(DISPLAY_VER(display) == 11 &&
 		 encoder->port != PORT_A);
 }
 
diff --git a/drivers/gpu/drm/i915/display/intel_hdmi.c b/drivers/gpu/drm/i915/display/intel_hdmi.c
index 90d2236fede3..66a15e4c3d4f 100644
--- a/drivers/gpu/drm/i915/display/intel_hdmi.c
+++ b/drivers/gpu/drm/i915/display/intel_hdmi.c
@@ -1242,16 +1242,16 @@ static void hsw_set_infoframes(struct intel_encoder *encoder,
 
 void intel_dp_dual_mode_set_tmds_output(struct intel_hdmi *hdmi, bool enable)
 {
-	struct drm_i915_private *dev_priv = intel_hdmi_to_i915(hdmi);
+	struct intel_display *display = to_intel_display(hdmi);
 	struct i2c_adapter *ddc = hdmi->attached_connector->base.ddc;
 
 	if (hdmi->dp_dual_mode.type < DRM_DP_DUAL_MODE_TYPE2_DVI)
 		return;
 
-	drm_dbg_kms(&dev_priv->drm, "%s DP dual mode adaptor TMDS output\n",
+	drm_dbg_kms(display->drm, "%s DP dual mode adaptor TMDS output\n",
 		    enable ? "Enabling" : "Disabling");
 
-	drm_dp_dual_mode_set_tmds_output(&dev_priv->drm,
+	drm_dp_dual_mode_set_tmds_output(display->drm,
 					 hdmi->dp_dual_mode.type, ddc, enable);
 }
 
@@ -2058,6 +2058,7 @@ static bool hdmi_bpc_possible(const struct intel_crtc_state *crtc_state, int bpc
 {
 	struct drm_i915_private *dev_priv =
 		to_i915(crtc_state->uapi.crtc->dev);
+	struct intel_display *display = to_intel_display(crtc_state);
 	const struct drm_display_mode *adjusted_mode =
 		&crtc_state->hw.adjusted_mode;
 
@@ -2066,7 +2067,7 @@ static bool hdmi_bpc_possible(const struct intel_crtc_state *crtc_state, int bpc
 
 	/* Display Wa_1405510057:icl,ehl */
 	if (intel_hdmi_is_ycbcr420(crtc_state) &&
-	    bpc == 10 && DISPLAY_VER(dev_priv) == 11 &&
+	    bpc == 10 && DISPLAY_VER(display) == 11 &&
 	    (adjusted_mode->crtc_hblank_end -
 	     adjusted_mode->crtc_hblank_start) % 8 == 2)
 		return false;
@@ -2591,9 +2592,9 @@ static const struct drm_connector_funcs intel_hdmi_connector_funcs = {
 static int intel_hdmi_connector_atomic_check(struct drm_connector *connector,
 					     struct drm_atomic_state *state)
 {
-	struct drm_i915_private *i915 = to_i915(state->dev);
+	struct intel_display *display = to_intel_display(state->dev);
 
-	if (HAS_DDI(i915))
+	if (HAS_DDI(display))
 		return intel_digital_connector_atomic_check(connector, state);
 	else
 		return g4x_hdmi_connector_atomic_check(connector, state);
-- 
2.39.2