drm/i915: Use intel_attached_dp() instead of hand rolling it

Replace the hand rolled intel_attached_dp() with the real thing.

@@
identifier F !~ "^intel_attached_dp$";
expression C;
@@
F(...)
{
<...
- enc_to_intel_dp(intel_attached_encoder(C))
+ intel_attached_dp(C)
...>
}

v2: Regenerated
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20191204180549.1267-8-ville.syrjala@linux.intel.comReviewed-by: Juha-Pekka Heikkila <juhapekka.heikkila@gmail.com>

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

@@ -15010,7 +15010,7 @@ static void intel_set_dp_tp_ctl_normal(struct intel_crtc *crtc,
 		if (conn_state->crtc == &crtc->base)
 			break;
 	}
-	intel_dp = enc_to_intel_dp(intel_attached_encoder(to_intel_connector(conn)));
+	intel_dp = intel_attached_dp(to_intel_connector(conn));
 	intel_dp_stop_link_train(intel_dp);
 }
 

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

@@ -57,7 +57,7 @@ static void set_aux_backlight_enable(struct intel_dp *intel_dp, bool enable)
  */
 static u32 intel_dp_aux_get_backlight(struct intel_connector *connector)
 {
-	struct intel_dp *intel_dp = enc_to_intel_dp(intel_attached_encoder(connector));
+	struct intel_dp *intel_dp = intel_attached_dp(connector);
 	u8 read_val[2] = { 0x0 };
 	u8 mode_reg;
 	u16 level = 0;
@@ -99,7 +99,7 @@ static void
 intel_dp_aux_set_backlight(const struct drm_connector_state *conn_state, u32 level)
 {
 	struct intel_connector *connector = to_intel_connector(conn_state->connector);
-	struct intel_dp *intel_dp = enc_to_intel_dp(intel_attached_encoder(connector));
+	struct intel_dp *intel_dp = intel_attached_dp(connector);
 	u8 vals[2] = { 0x0 };
 
 	vals[0] = level;
@@ -127,7 +127,7 @@ intel_dp_aux_set_backlight(const struct drm_connector_state *conn_state, u32 lev
 static bool intel_dp_aux_set_pwm_freq(struct intel_connector *connector)
 {
 	struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
-	struct intel_dp *intel_dp = enc_to_intel_dp(intel_attached_encoder(connector));
+	struct intel_dp *intel_dp = intel_attached_dp(connector);
 	const u8 pn = connector->panel.backlight.pwmgen_bit_count;
 	int freq, fxp, f, fxp_actual, fxp_min, fxp_max;
 
@@ -162,7 +162,7 @@ static void intel_dp_aux_enable_backlight(const struct intel_crtc_state *crtc_st
 					  const struct drm_connector_state *conn_state)
 {
 	struct intel_connector *connector = to_intel_connector(conn_state->connector);
-	struct intel_dp *intel_dp = enc_to_intel_dp(intel_attached_encoder(connector));
+	struct intel_dp *intel_dp = intel_attached_dp(connector);
 	struct intel_panel *panel = &connector->panel;
 	u8 dpcd_buf, new_dpcd_buf, edp_backlight_mode;
 
@@ -221,7 +221,7 @@ static void intel_dp_aux_disable_backlight(const struct drm_connector_state *old
 static u32 intel_dp_aux_calc_max_backlight(struct intel_connector *connector)
 {
 	struct drm_i915_private *i915 = to_i915(connector->base.dev);
-	struct intel_dp *intel_dp = enc_to_intel_dp(intel_attached_encoder(connector));
+	struct intel_dp *intel_dp = intel_attached_dp(connector);
 	struct intel_panel *panel = &connector->panel;
 	u32 max_backlight = 0;
 	int freq, fxp, fxp_min, fxp_max, fxp_actual, f = 1;
@@ -311,7 +311,7 @@ static int intel_dp_aux_setup_backlight(struct intel_connector *connector,
 static bool
 intel_dp_aux_display_control_capable(struct intel_connector *connector)
 {
-	struct intel_dp *intel_dp = enc_to_intel_dp(intel_attached_encoder(connector));
+	struct intel_dp *intel_dp = intel_attached_dp(connector);
 
 	/* Check the eDP Display control capabilities registers to determine if
 	 * the panel can support backlight control over the aux channel

drivers/gpu/drm/i915/i915_debugfs.c

@@ -1980,7 +1980,7 @@ static int i915_psr_sink_status_show(struct seq_file *m, void *data)
 	struct drm_connector *connector = m->private;
 	struct drm_i915_private *dev_priv = to_i915(connector->dev);
 	struct intel_dp *intel_dp =
-		enc_to_intel_dp(intel_attached_encoder(to_intel_connector(connector)));
+		intel_attached_dp(to_intel_connector(connector));
 	int ret;
 
 	if (!CAN_PSR(dev_priv)) {
@@ -4357,7 +4357,7 @@ static int i915_dpcd_show(struct seq_file *m, void *data)
 {
 	struct drm_connector *connector = m->private;
 	struct intel_dp *intel_dp =
-		enc_to_intel_dp(intel_attached_encoder(to_intel_connector(connector)));
+		intel_attached_dp(to_intel_connector(connector));
 	u8 buf[16];
 	ssize_t err;
 	int i;
@@ -4392,7 +4392,7 @@ static int i915_panel_show(struct seq_file *m, void *data)
 {
 	struct drm_connector *connector = m->private;
 	struct intel_dp *intel_dp =
-		enc_to_intel_dp(intel_attached_encoder(to_intel_connector(connector)));
+		intel_attached_dp(to_intel_connector(connector));
 
 	if (connector->status != connector_status_connected)
 		return -ENODEV;
@@ -4470,7 +4470,7 @@ static int i915_dsc_fec_support_show(struct seq_file *m, void *data)
 		} else if (ret) {
 			break;
 		}
-		intel_dp = enc_to_intel_dp(intel_attached_encoder(to_intel_connector(connector)));
+		intel_dp = intel_attached_dp(to_intel_connector(connector));
 		crtc_state = to_intel_crtc_state(crtc->state);
 		seq_printf(m, "DSC_Enabled: %s\n",
 			   yesno(crtc_state->dsc.compression_enable));