1 files changed, 208 insertions, 148 deletions

diff --git a/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c b/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c
index 30681398cfb0..748df1cacd2b 100644
--- a/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c
+++ b/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c
@@ -181,6 +181,7 @@ struct dw_hdmi {
 
 	struct mutex mutex;		/* for state below and previous_mode */
 	enum drm_connector_force force;	/* mutex-protected force state */
+	struct drm_connector *curr_conn;/* current connector (only valid when !disabled) */
 	bool disabled;			/* DRM has disabled our bridge */
 	bool bridge_is_on;		/* indicates the bridge is on */
 	bool rxsense;			/* rxsense state */
@@ -1241,10 +1242,9 @@ void dw_hdmi_phy_i2c_write(struct dw_hdmi *hdmi, unsigned short data,
 EXPORT_SYMBOL_GPL(dw_hdmi_phy_i2c_write);
 
 /* Filter out invalid setups to avoid configuring SCDC and scrambling */
-static bool dw_hdmi_support_scdc(struct dw_hdmi *hdmi)
+static bool dw_hdmi_support_scdc(struct dw_hdmi *hdmi,
+				 const struct drm_display_info *display)
 {
-	struct drm_display_info *display = &hdmi->connector.display_info;
-
 	/* Completely disable SCDC support for older controllers */
 	if (hdmi->version < 0x200a)
 		return false;
@@ -1282,12 +1282,13 @@ static bool dw_hdmi_support_scdc(struct dw_hdmi *hdmi)
  * helper should called right before enabling the TMDS Clock and Data in
  * the PHY configuration callback.
  */
-void dw_hdmi_set_high_tmds_clock_ratio(struct dw_hdmi *hdmi)
+void dw_hdmi_set_high_tmds_clock_ratio(struct dw_hdmi *hdmi,
+				       const struct drm_display_info *display)
 {
 	unsigned long mtmdsclock = hdmi->hdmi_data.video_mode.mtmdsclock;
 
 	/* Control for TMDS Bit Period/TMDS Clock-Period Ratio */
-	if (dw_hdmi_support_scdc(hdmi)) {
+	if (dw_hdmi_support_scdc(hdmi, display)) {
 		if (mtmdsclock > HDMI14_MAX_TMDSCLK)
 			drm_scdc_set_high_tmds_clock_ratio(hdmi->ddc, 1);
 		else
@@ -1490,7 +1491,8 @@ static int hdmi_phy_configure_dwc_hdmi_3d_tx(struct dw_hdmi *hdmi,
 	return 0;
 }
 
-static int hdmi_phy_configure(struct dw_hdmi *hdmi)
+static int hdmi_phy_configure(struct dw_hdmi *hdmi,
+			      const struct drm_display_info *display)
 {
 	const struct dw_hdmi_phy_data *phy = hdmi->phy.data;
 	const struct dw_hdmi_plat_data *pdata = hdmi->plat_data;
@@ -1500,7 +1502,7 @@ static int hdmi_phy_configure(struct dw_hdmi *hdmi)
 
 	dw_hdmi_phy_power_off(hdmi);
 
-	dw_hdmi_set_high_tmds_clock_ratio(hdmi);
+	dw_hdmi_set_high_tmds_clock_ratio(hdmi, display);
 
 	/* Leave low power consumption mode by asserting SVSRET. */
 	if (phy->has_svsret)
@@ -1514,7 +1516,7 @@ static int hdmi_phy_configure(struct dw_hdmi *hdmi)
 
 	/* Write to the PHY as configured by the platform */
 	if (pdata->configure_phy)
-		ret = pdata->configure_phy(hdmi, pdata, mpixelclock);
+		ret = pdata->configure_phy(hdmi, pdata->priv_data, mpixelclock);
 	else
 		ret = phy->configure(hdmi, pdata, mpixelclock);
 	if (ret) {
@@ -1531,7 +1533,8 @@ static int hdmi_phy_configure(struct dw_hdmi *hdmi)
 }
 
 static int dw_hdmi_phy_init(struct dw_hdmi *hdmi, void *data,
-			    struct drm_display_mode *mode)
+			    const struct drm_display_info *display,
+			    const struct drm_display_mode *mode)
 {
 	int i, ret;
 
@@ -1540,7 +1543,7 @@ static int dw_hdmi_phy_init(struct dw_hdmi *hdmi, void *data,
 		dw_hdmi_phy_sel_data_en_pol(hdmi, 1);
 		dw_hdmi_phy_sel_interface_control(hdmi, 0);
 
-		ret = hdmi_phy_configure(hdmi);
+		ret = hdmi_phy_configure(hdmi, display);
 		if (ret)
 			return ret;
 	}
@@ -1628,18 +1631,18 @@ static void hdmi_tx_hdcp_config(struct dw_hdmi *hdmi)
 		  HDMI_A_HDCPCFG1_ENCRYPTIONDISABLE_MASK, HDMI_A_HDCPCFG1);
 }
 
-static void hdmi_config_AVI(struct dw_hdmi *hdmi, struct drm_display_mode *mode)
+static void hdmi_config_AVI(struct dw_hdmi *hdmi,
+			    const struct drm_connector *connector,
+			    const struct drm_display_mode *mode)
 {
 	struct hdmi_avi_infoframe frame;
 	u8 val;
 
 	/* Initialise info frame from DRM mode */
-	drm_hdmi_avi_infoframe_from_display_mode(&frame,
-						 &hdmi->connector, mode);
+	drm_hdmi_avi_infoframe_from_display_mode(&frame, connector, mode);
 
 	if (hdmi_bus_fmt_is_rgb(hdmi->hdmi_data.enc_out_bus_format)) {
-		drm_hdmi_avi_infoframe_quant_range(&frame, &hdmi->connector,
-						   mode,
+		drm_hdmi_avi_infoframe_quant_range(&frame, connector, mode,
 						   hdmi->hdmi_data.rgb_limited_range ?
 						   HDMI_QUANTIZATION_RANGE_LIMITED :
 						   HDMI_QUANTIZATION_RANGE_FULL);
@@ -1756,14 +1759,14 @@ static void hdmi_config_AVI(struct dw_hdmi *hdmi, struct drm_display_mode *mode)
 }
 
 static void hdmi_config_vendor_specific_infoframe(struct dw_hdmi *hdmi,
-						 struct drm_display_mode *mode)
+						  const struct drm_connector *connector,
+						  const struct drm_display_mode *mode)
 {
 	struct hdmi_vendor_infoframe frame;
 	u8 buffer[10];
 	ssize_t err;
 
-	err = drm_hdmi_vendor_infoframe_from_display_mode(&frame,
-							  &hdmi->connector,
+	err = drm_hdmi_vendor_infoframe_from_display_mode(&frame, connector,
 							  mode);
 	if (err < 0)
 		/*
@@ -1809,9 +1812,10 @@ static void hdmi_config_vendor_specific_infoframe(struct dw_hdmi *hdmi,
 			HDMI_FC_DATAUTO0_VSD_MASK);
 }
 
-static void hdmi_config_drm_infoframe(struct dw_hdmi *hdmi)
+static void hdmi_config_drm_infoframe(struct dw_hdmi *hdmi,
+				      const struct drm_connector *connector)
 {
-	const struct drm_connector_state *conn_state = hdmi->connector.state;
+	const struct drm_connector_state *conn_state = connector->state;
 	struct hdmi_drm_infoframe frame;
 	u8 buffer[30];
 	ssize_t err;
@@ -1845,10 +1849,11 @@ static void hdmi_config_drm_infoframe(struct dw_hdmi *hdmi)
 }
 
 static void hdmi_av_composer(struct dw_hdmi *hdmi,
+			     const struct drm_display_info *display,
 			     const struct drm_display_mode *mode)
 {
 	u8 inv_val, bytes;
-	struct drm_hdmi_info *hdmi_info = &hdmi->connector.display_info.hdmi;
+	const struct drm_hdmi_info *hdmi_info = &display->hdmi;
 	struct hdmi_vmode *vmode = &hdmi->hdmi_data.video_mode;
 	int hblank, vblank, h_de_hs, v_de_vs, hsync_len, vsync_len;
 	unsigned int vdisplay, hdisplay;
@@ -1881,7 +1886,7 @@ static void hdmi_av_composer(struct dw_hdmi *hdmi,
 
 	/* Set up HDMI_FC_INVIDCONF */
 	inv_val = (hdmi->hdmi_data.hdcp_enable ||
-		   (dw_hdmi_support_scdc(hdmi) &&
+		   (dw_hdmi_support_scdc(hdmi, display) &&
 		    (vmode->mtmdsclock > HDMI14_MAX_TMDSCLK ||
 		     hdmi_info->scdc.scrambling.low_rates)) ?
 		HDMI_FC_INVIDCONF_HDCP_KEEPOUT_ACTIVE :
@@ -1949,7 +1954,7 @@ static void hdmi_av_composer(struct dw_hdmi *hdmi,
 	}
 
 	/* Scrambling Control */
-	if (dw_hdmi_support_scdc(hdmi)) {
+	if (dw_hdmi_support_scdc(hdmi, display)) {
 		if (vmode->mtmdsclock > HDMI14_MAX_TMDSCLK ||
 		    hdmi_info->scdc.scrambling.low_rates) {
 			/*
@@ -2112,7 +2117,9 @@ static void hdmi_disable_overflow_interrupts(struct dw_hdmi *hdmi)
 		    HDMI_IH_MUTE_FC_STAT2);
 }
 
-static int dw_hdmi_setup(struct dw_hdmi *hdmi, struct drm_display_mode *mode)
+static int dw_hdmi_setup(struct dw_hdmi *hdmi,
+			 const struct drm_connector *connector,
+			 const struct drm_display_mode *mode)
 {
 	int ret;
 
@@ -2137,10 +2144,7 @@ static int dw_hdmi_setup(struct dw_hdmi *hdmi, struct drm_display_mode *mode)
 	hdmi->hdmi_data.video_mode.mpixelrepetitionoutput = 0;
 	hdmi->hdmi_data.video_mode.mpixelrepetitioninput = 0;
 
-	if (hdmi->plat_data->input_bus_format)
-		hdmi->hdmi_data.enc_in_bus_format =
-			hdmi->plat_data->input_bus_format;
-	else if (hdmi->hdmi_data.enc_in_bus_format == MEDIA_BUS_FMT_FIXED)
+	if (hdmi->hdmi_data.enc_in_bus_format == MEDIA_BUS_FMT_FIXED)
 		hdmi->hdmi_data.enc_in_bus_format = MEDIA_BUS_FMT_RGB888_1X24;
 
 	/* TOFIX: Get input encoding from plat data or fallback to none */
@@ -2162,10 +2166,12 @@ static int dw_hdmi_setup(struct dw_hdmi *hdmi, struct drm_display_mode *mode)
 	hdmi->hdmi_data.video_mode.mdataenablepolarity = true;
 
 	/* HDMI Initialization Step B.1 */
-	hdmi_av_composer(hdmi, mode);
+	hdmi_av_composer(hdmi, &connector->display_info, mode);
 
 	/* HDMI Initializateion Step B.2 */
-	ret = hdmi->phy.ops->init(hdmi, hdmi->phy.data, &hdmi->previous_mode);
+	ret = hdmi->phy.ops->init(hdmi, hdmi->phy.data,
+				  &connector->display_info,
+				  &hdmi->previous_mode);
 	if (ret)
 		return ret;
 	hdmi->phy.enabled = true;
@@ -2186,9 +2192,9 @@ static int dw_hdmi_setup(struct dw_hdmi *hdmi, struct drm_display_mode *mode)
 		dev_dbg(hdmi->dev, "%s HDMI mode\n", __func__);
 
 		/* HDMI Initialization Step F - Configure AVI InfoFrame */
-		hdmi_config_AVI(hdmi, mode);
-		hdmi_config_vendor_specific_infoframe(hdmi, mode);
-		hdmi_config_drm_infoframe(hdmi);
+		hdmi_config_AVI(hdmi, connector, mode);
+		hdmi_config_vendor_specific_infoframe(hdmi, connector, mode);
+		hdmi_config_drm_infoframe(hdmi, connector);
 	} else {
 		dev_dbg(hdmi->dev, "%s DVI mode\n", __func__);
 	}
@@ -2257,7 +2263,12 @@ static void initialize_hdmi_ih_mutes(struct dw_hdmi *hdmi)
 static void dw_hdmi_poweron(struct dw_hdmi *hdmi)
 {
 	hdmi->bridge_is_on = true;
-	dw_hdmi_setup(hdmi, &hdmi->previous_mode);
+
+	/*
+	 * The curr_conn field is guaranteed to be valid here, as this function
+	 * is only be called when !hdmi->disabled.
+	 */
+	dw_hdmi_setup(hdmi, hdmi->curr_conn, &hdmi->previous_mode);
 }
 
 static void dw_hdmi_poweroff(struct dw_hdmi *hdmi)
@@ -2312,11 +2323,8 @@ static void dw_hdmi_update_phy_mask(struct dw_hdmi *hdmi)
 					  hdmi->rxsense);
 }
 
-static enum drm_connector_status
-dw_hdmi_connector_detect(struct drm_connector *connector, bool force)
+static enum drm_connector_status dw_hdmi_detect(struct dw_hdmi *hdmi)
 {
-	struct dw_hdmi *hdmi = container_of(connector, struct dw_hdmi,
-					     connector);
 	enum drm_connector_status result;
 
 	mutex_lock(&hdmi->mutex);
@@ -2339,31 +2347,57 @@ dw_hdmi_connector_detect(struct drm_connector *connector, bool force)
 	return result;
 }
 
-static int dw_hdmi_connector_get_modes(struct drm_connector *connector)
+static struct edid *dw_hdmi_get_edid(struct dw_hdmi *hdmi,
+				     struct drm_connector *connector)
 {
-	struct dw_hdmi *hdmi = container_of(connector, struct dw_hdmi,
-					     connector);
 	struct edid *edid;
-	int ret = 0;
 
 	if (!hdmi->ddc)
-		return 0;
+		return NULL;
 
 	edid = drm_get_edid(connector, hdmi->ddc);
-	if (edid) {
-		dev_dbg(hdmi->dev, "got edid: width[%d] x height[%d]\n",
-			edid->width_cm, edid->height_cm);
-
-		hdmi->sink_is_hdmi = drm_detect_hdmi_monitor(edid);
-		hdmi->sink_has_audio = drm_detect_monitor_audio(edid);
-		drm_connector_update_edid_property(connector, edid);
-		cec_notifier_set_phys_addr_from_edid(hdmi->cec_notifier, edid);
-		ret = drm_add_edid_modes(connector, edid);
-		kfree(edid);
-	} else {
+	if (!edid) {
 		dev_dbg(hdmi->dev, "failed to get edid\n");
+		return NULL;
 	}
 
+	dev_dbg(hdmi->dev, "got edid: width[%d] x height[%d]\n",
+		edid->width_cm, edid->height_cm);
+
+	hdmi->sink_is_hdmi = drm_detect_hdmi_monitor(edid);
+	hdmi->sink_has_audio = drm_detect_monitor_audio(edid);
+
+	return edid;
+}
+
+/* -----------------------------------------------------------------------------
+ * DRM Connector Operations
+ */
+
+static enum drm_connector_status
+dw_hdmi_connector_detect(struct drm_connector *connector, bool force)
+{
+	struct dw_hdmi *hdmi = container_of(connector, struct dw_hdmi,
+					     connector);
+	return dw_hdmi_detect(hdmi);
+}
+
+static int dw_hdmi_connector_get_modes(struct drm_connector *connector)
+{
+	struct dw_hdmi *hdmi = container_of(connector, struct dw_hdmi,
+					     connector);
+	struct edid *edid;
+	int ret;
+
+	edid = dw_hdmi_get_edid(hdmi, connector);
+	if (!edid)
+		return 0;
+
+	drm_connector_update_edid_property(connector, edid);
+	cec_notifier_set_phys_addr_from_edid(hdmi->cec_notifier, edid);
+	ret = drm_add_edid_modes(connector, edid);
+	kfree(edid);
+
 	return ret;
 }
 
@@ -2433,6 +2467,59 @@ static const struct drm_connector_helper_funcs dw_hdmi_connector_helper_funcs =
 	.atomic_check = dw_hdmi_connector_atomic_check,
 };
 
+static int dw_hdmi_connector_create(struct dw_hdmi *hdmi)
+{
+	struct drm_connector *connector = &hdmi->connector;
+	struct cec_connector_info conn_info;
+	struct cec_notifier *notifier;
+
+	if (hdmi->version >= 0x200a)
+		connector->ycbcr_420_allowed =
+			hdmi->plat_data->ycbcr_420_allowed;
+	else
+		connector->ycbcr_420_allowed = false;
+
+	connector->interlace_allowed = 1;
+	connector->polled = DRM_CONNECTOR_POLL_HPD;
+
+	drm_connector_helper_add(connector, &dw_hdmi_connector_helper_funcs);
+
+	drm_connector_init_with_ddc(hdmi->bridge.dev, connector,
+				    &dw_hdmi_connector_funcs,
+				    DRM_MODE_CONNECTOR_HDMIA,
+				    hdmi->ddc);
+
+	/*
+	 * drm_connector_attach_max_bpc_property() requires the
+	 * connector to have a state.
+	 */
+	drm_atomic_helper_connector_reset(connector);
+
+	drm_connector_attach_max_bpc_property(connector, 8, 16);
+
+	if (hdmi->version >= 0x200a && hdmi->plat_data->use_drm_infoframe)
+		drm_object_attach_property(&connector->base,
+			connector->dev->mode_config.hdr_output_metadata_property, 0);
+
+	drm_connector_attach_encoder(connector, hdmi->bridge.encoder);
+
+	cec_fill_conn_info_from_drm(&conn_info, connector);
+
+	notifier = cec_notifier_conn_register(hdmi->dev, NULL, &conn_info);
+	if (!notifier)
+		return -ENOMEM;
+
+	mutex_lock(&hdmi->cec_notifier_mutex);
+	hdmi->cec_notifier = notifier;
+	mutex_unlock(&hdmi->cec_notifier_mutex);
+
+	return 0;
+}
+
+/* -----------------------------------------------------------------------------
+ * DRM Bridge Operations
+ */
+
 /*
  * Possible output formats :
  * - MEDIA_BUS_FMT_UYYVYY16_0_5X48,
@@ -2708,51 +2795,11 @@ static int dw_hdmi_bridge_attach(struct drm_bridge *bridge,
 				 enum drm_bridge_attach_flags flags)
 {
 	struct dw_hdmi *hdmi = bridge->driver_private;
-	struct drm_encoder *encoder = bridge->encoder;
-	struct drm_connector *connector = &hdmi->connector;
-	struct cec_connector_info conn_info;
-	struct cec_notifier *notifier;
 
-	if (flags & DRM_BRIDGE_ATTACH_NO_CONNECTOR) {
-		DRM_ERROR("Fix bridge driver to make connector optional!");
-		return -EINVAL;
-	}
-
-	connector->interlace_allowed = 1;
-	connector->polled = DRM_CONNECTOR_POLL_HPD;
-
-	drm_connector_helper_add(connector, &dw_hdmi_connector_helper_funcs);
-
-	drm_connector_init_with_ddc(bridge->dev, connector,
-				    &dw_hdmi_connector_funcs,
-				    DRM_MODE_CONNECTOR_HDMIA,
-				    hdmi->ddc);
-
-	/*
-	 * drm_connector_attach_max_bpc_property() requires the
-	 * connector to have a state.
-	 */
-	drm_atomic_helper_connector_reset(connector);
-
-	drm_connector_attach_max_bpc_property(connector, 8, 16);
-
-	if (hdmi->version >= 0x200a && hdmi->plat_data->use_drm_infoframe)
-		drm_object_attach_property(&connector->base,
-			connector->dev->mode_config.hdr_output_metadata_property, 0);
-
-	drm_connector_attach_encoder(connector, encoder);
-
-	cec_fill_conn_info_from_drm(&conn_info, connector);
-
-	notifier = cec_notifier_conn_register(hdmi->dev, NULL, &conn_info);
-	if (!notifier)
-		return -ENOMEM;
-
-	mutex_lock(&hdmi->cec_notifier_mutex);
-	hdmi->cec_notifier = notifier;
-	mutex_unlock(&hdmi->cec_notifier_mutex);
+	if (flags & DRM_BRIDGE_ATTACH_NO_CONNECTOR)
+		return 0;
 
-	return 0;
+	return dw_hdmi_connector_create(hdmi);
 }
 
 static void dw_hdmi_bridge_detach(struct drm_bridge *bridge)
@@ -2767,18 +2814,20 @@ static void dw_hdmi_bridge_detach(struct drm_bridge *bridge)
 
 static enum drm_mode_status
 dw_hdmi_bridge_mode_valid(struct drm_bridge *bridge,
+			  const struct drm_display_info *info,
 			  const struct drm_display_mode *mode)
 {
 	struct dw_hdmi *hdmi = bridge->driver_private;
-	struct drm_connector *connector = &hdmi->connector;
+	const struct dw_hdmi_plat_data *pdata = hdmi->plat_data;
 	enum drm_mode_status mode_status = MODE_OK;
 
 	/* We don't support double-clocked modes */
 	if (mode->flags & DRM_MODE_FLAG_DBLCLK)
 		return MODE_BAD;
 
-	if (hdmi->plat_data->mode_valid)
-		mode_status = hdmi->plat_data->mode_valid(connector, mode);
+	if (pdata->mode_valid)
+		mode_status = pdata->mode_valid(hdmi, pdata->priv_data, info,
+						mode);
 
 	return mode_status;
 }
@@ -2797,28 +2846,52 @@ static void dw_hdmi_bridge_mode_set(struct drm_bridge *bridge,
 	mutex_unlock(&hdmi->mutex);
 }
 
-static void dw_hdmi_bridge_disable(struct drm_bridge *bridge)
+static void dw_hdmi_bridge_atomic_disable(struct drm_bridge *bridge,
+					  struct drm_bridge_state *old_state)
 {
 	struct dw_hdmi *hdmi = bridge->driver_private;
 
 	mutex_lock(&hdmi->mutex);
 	hdmi->disabled = true;
+	hdmi->curr_conn = NULL;
 	dw_hdmi_update_power(hdmi);
 	dw_hdmi_update_phy_mask(hdmi);
 	mutex_unlock(&hdmi->mutex);
 }
 
-static void dw_hdmi_bridge_enable(struct drm_bridge *bridge)
+static void dw_hdmi_bridge_atomic_enable(struct drm_bridge *bridge,
+					 struct drm_bridge_state *old_state)
 {
 	struct dw_hdmi *hdmi = bridge->driver_private;
+	struct drm_atomic_state *state = old_state->base.state;
+	struct drm_connector *connector;
+
+	connector = drm_atomic_get_new_connector_for_encoder(state,
+							     bridge->encoder);
 
 	mutex_lock(&hdmi->mutex);
 	hdmi->disabled = false;
+	hdmi->curr_conn = connector;
 	dw_hdmi_update_power(hdmi);
 	dw_hdmi_update_phy_mask(hdmi);
 	mutex_unlock(&hdmi->mutex);
 }
 
+static enum drm_connector_status dw_hdmi_bridge_detect(struct drm_bridge *bridge)
+{
+	struct dw_hdmi *hdmi = bridge->driver_private;
+
+	return dw_hdmi_detect(hdmi);
+}
+
+static struct edid *dw_hdmi_bridge_get_edid(struct drm_bridge *bridge,
+					    struct drm_connector *connector)
+{
+	struct dw_hdmi *hdmi = bridge->driver_private;
+
+	return dw_hdmi_get_edid(hdmi, connector);
+}
+
 static const struct drm_bridge_funcs dw_hdmi_bridge_funcs = {
 	.atomic_duplicate_state = drm_atomic_helper_bridge_duplicate_state,
 	.atomic_destroy_state = drm_atomic_helper_bridge_destroy_state,
@@ -2828,12 +2901,18 @@ static const struct drm_bridge_funcs dw_hdmi_bridge_funcs = {
 	.atomic_check = dw_hdmi_bridge_atomic_check,
 	.atomic_get_output_bus_fmts = dw_hdmi_bridge_atomic_get_output_bus_fmts,
 	.atomic_get_input_bus_fmts = dw_hdmi_bridge_atomic_get_input_bus_fmts,
-	.enable = dw_hdmi_bridge_enable,
-	.disable = dw_hdmi_bridge_disable,
+	.atomic_enable = dw_hdmi_bridge_atomic_enable,
+	.atomic_disable = dw_hdmi_bridge_atomic_disable,
 	.mode_set = dw_hdmi_bridge_mode_set,
 	.mode_valid = dw_hdmi_bridge_mode_valid,
+	.detect = dw_hdmi_bridge_detect,
+	.get_edid = dw_hdmi_bridge_get_edid,
 };
 
+/* -----------------------------------------------------------------------------
+ * IRQ Handling
+ */
+
 static irqreturn_t dw_hdmi_i2c_irq(struct dw_hdmi *hdmi)
 {
 	struct dw_hdmi_i2c *i2c = hdmi->i2c;
@@ -2943,10 +3022,18 @@ static irqreturn_t dw_hdmi_irq(int irq, void *dev_id)
 	}
 
 	if (intr_stat & HDMI_IH_PHY_STAT0_HPD) {
+		enum drm_connector_status status = phy_int_pol & HDMI_PHY_HPD
+						 ? connector_status_connected
+						 : connector_status_disconnected;
+
 		dev_dbg(hdmi->dev, "EVENT=%s\n",
-			phy_int_pol & HDMI_PHY_HPD ? "plugin" : "plugout");
-		if (hdmi->bridge.dev)
+			status == connector_status_connected ?
+			"plugin" : "plugout");
+
+		if (hdmi->bridge.dev) {
 			drm_helper_hpd_irq_event(hdmi->bridge.dev);
+			drm_bridge_hpd_notify(&hdmi->bridge, status);
+		}
 	}
 
 	hdmi_writeb(hdmi, intr_stat, HDMI_IH_PHY_STAT0);
@@ -3092,9 +3179,11 @@ static void dw_hdmi_init_hw(struct dw_hdmi *hdmi)
 		hdmi->phy.ops->setup_hpd(hdmi, hdmi->phy.data);
 }
 
-static struct dw_hdmi *
-__dw_hdmi_probe(struct platform_device *pdev,
-		const struct dw_hdmi_plat_data *plat_data)
+/* -----------------------------------------------------------------------------
+ * Probe/remove API, used from platforms based on the DRM bridge API.
+ */
+struct dw_hdmi *dw_hdmi_probe(struct platform_device *pdev,
+			      const struct dw_hdmi_plat_data *plat_data)
 {
 	struct device *dev = &pdev->dev;
 	struct device_node *np = dev->of_node;
@@ -3292,16 +3381,12 @@ __dw_hdmi_probe(struct platform_device *pdev,
 
 	hdmi->bridge.driver_private = hdmi;
 	hdmi->bridge.funcs = &dw_hdmi_bridge_funcs;
+	hdmi->bridge.ops = DRM_BRIDGE_OP_DETECT | DRM_BRIDGE_OP_EDID
+			 | DRM_BRIDGE_OP_HPD;
 #ifdef CONFIG_OF
 	hdmi->bridge.of_node = pdev->dev.of_node;
 #endif
 
-	if (hdmi->version >= 0x200a)
-		hdmi->connector.ycbcr_420_allowed =
-			hdmi->plat_data->ycbcr_420_allowed;
-	else
-		hdmi->connector.ycbcr_420_allowed = false;
-
 	memset(&pdevinfo, 0, sizeof(pdevinfo));
 	pdevinfo.parent = dev;
 	pdevinfo.id = PLATFORM_DEVID_AUTO;
@@ -3355,14 +3440,11 @@ __dw_hdmi_probe(struct platform_device *pdev,
 		hdmi->cec = platform_device_register_full(&pdevinfo);
 	}
 
+	drm_bridge_add(&hdmi->bridge);
+
 	return hdmi;
 
 err_iahb:
-	if (hdmi->i2c) {
-		i2c_del_adapter(&hdmi->i2c->adap);
-		hdmi->ddc = NULL;
-	}
-
 	clk_disable_unprepare(hdmi->iahb_clk);
 	if (hdmi->cec_clk)
 		clk_disable_unprepare(hdmi->cec_clk);
@@ -3373,9 +3455,12 @@ err_res:
 
 	return ERR_PTR(ret);
 }
+EXPORT_SYMBOL_GPL(dw_hdmi_probe);
 
-static void __dw_hdmi_remove(struct dw_hdmi *hdmi)
+void dw_hdmi_remove(struct dw_hdmi *hdmi)
 {
+	drm_bridge_remove(&hdmi->bridge);
+
 	if (hdmi->audio && !IS_ERR(hdmi->audio))
 		platform_device_unregister(hdmi->audio);
 	if (!IS_ERR(hdmi->cec))
@@ -3394,31 +3479,6 @@ static void __dw_hdmi_remove(struct dw_hdmi *hdmi)
 	else
 		i2c_put_adapter(hdmi->ddc);
 }
-
-/* -----------------------------------------------------------------------------
- * Probe/remove API, used from platforms based on the DRM bridge API.
- */
-struct dw_hdmi *dw_hdmi_probe(struct platform_device *pdev,
-			      const struct dw_hdmi_plat_data *plat_data)
-{
-	struct dw_hdmi *hdmi;
-
-	hdmi = __dw_hdmi_probe(pdev, plat_data);
-	if (IS_ERR(hdmi))
-		return hdmi;
-
-	drm_bridge_add(&hdmi->bridge);
-
-	return hdmi;
-}
-EXPORT_SYMBOL_GPL(dw_hdmi_probe);
-
-void dw_hdmi_remove(struct dw_hdmi *hdmi)
-{
-	drm_bridge_remove(&hdmi->bridge);
-
-	__dw_hdmi_remove(hdmi);
-}
 EXPORT_SYMBOL_GPL(dw_hdmi_remove);
 
 /* -----------------------------------------------------------------------------
@@ -3431,7 +3491,7 @@ struct dw_hdmi *dw_hdmi_bind(struct platform_device *pdev,
 	struct dw_hdmi *hdmi;
 	int ret;
 
-	hdmi = __dw_hdmi_probe(pdev, plat_data);
+	hdmi = dw_hdmi_probe(pdev, plat_data);
 	if (IS_ERR(hdmi))
 		return hdmi;
 
@@ -3448,7 +3508,7 @@ EXPORT_SYMBOL_GPL(dw_hdmi_bind);
 
 void dw_hdmi_unbind(struct dw_hdmi *hdmi)
 {
-	__dw_hdmi_remove(hdmi);
+	dw_hdmi_remove(hdmi);
 }
 EXPORT_SYMBOL_GPL(dw_hdmi_unbind);