drm/i915: Simplify intel_ddi_compute_min_voltage_level()

Drop the redundant dev_priv parameters from
intel_ddi_compute_min_voltage_level() to make life easier.
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20231128115138.13238-9-ville.syrjala@linux.intel.comReviewed-by: Gustavo Sousa <gustavo.sousa@intel.com>

drivers/gpu/drm/i915/display/intel_ddi.c

@@ -3696,9 +3696,10 @@ static int icl_ddi_min_voltage_level(const struct intel_crtc_state *crtc_state)
 		return 0;
 }
 
-void intel_ddi_compute_min_voltage_level(struct drm_i915_private *dev_priv,
-					 struct intel_crtc_state *crtc_state)
+void intel_ddi_compute_min_voltage_level(struct intel_crtc_state *crtc_state)
 {
+	struct drm_i915_private *dev_priv = to_i915(crtc_state->uapi.crtc->dev);
+
 	if (DISPLAY_VER(dev_priv) >= 14)
 		crtc_state->min_voltage_level = icl_ddi_min_voltage_level(crtc_state);
 	else if (DISPLAY_VER(dev_priv) >= 12)
@@ -3920,7 +3921,7 @@ static void intel_ddi_get_config(struct intel_encoder *encoder,
 		pipe_config->lane_lat_optim_mask =
 			bxt_ddi_phy_get_lane_lat_optim_mask(encoder);
 
-	intel_ddi_compute_min_voltage_level(dev_priv, pipe_config);
+	intel_ddi_compute_min_voltage_level(pipe_config);
 
 	intel_hdmi_read_gcp_infoframe(encoder, pipe_config);
 
@@ -4200,7 +4201,7 @@ static int intel_ddi_compute_config(struct intel_encoder *encoder,
 		pipe_config->lane_lat_optim_mask =
 			bxt_ddi_phy_calc_lane_lat_optim_mask(pipe_config->lane_count);
 
-	intel_ddi_compute_min_voltage_level(dev_priv, pipe_config);
+	intel_ddi_compute_min_voltage_level(pipe_config);
 
 	return 0;
 }

drivers/gpu/drm/i915/display/intel_ddi.h

@@ -70,8 +70,7 @@ void intel_ddi_set_dp_msa(const struct intel_crtc_state *crtc_state,
 bool intel_ddi_connector_get_hw_state(struct intel_connector *intel_connector);
 void intel_ddi_set_vc_payload_alloc(const struct intel_crtc_state *crtc_state,
 				    bool state);
-void intel_ddi_compute_min_voltage_level(struct drm_i915_private *dev_priv,
-					 struct intel_crtc_state *crtc_state);
+void intel_ddi_compute_min_voltage_level(struct intel_crtc_state *crtc_state);
 int intel_ddi_toggle_hdcp_bits(struct intel_encoder *intel_encoder,
 			       enum transcoder cpu_transcoder,
 			       bool enable, u32 hdcp_mask);

drivers/gpu/drm/i915/display/intel_dp_mst.c

@@ -614,7 +614,7 @@ static int intel_dp_mst_compute_config(struct intel_encoder *encoder,
 
 	intel_dp_audio_compute_config(encoder, pipe_config, conn_state);
 
-	intel_ddi_compute_min_voltage_level(dev_priv, pipe_config);
+	intel_ddi_compute_min_voltage_level(pipe_config);
 
 	intel_psr_compute_config(intel_dp, pipe_config, conn_state);