1 files changed, 76 insertions, 37 deletions

diff --git a/drivers/gpu/drm/i915/display/intel_hdmi.c b/drivers/gpu/drm/i915/display/intel_hdmi.c
index a690a5616506..c2464f98c76e 100644
--- a/drivers/gpu/drm/i915/display/intel_hdmi.c
+++ b/drivers/gpu/drm/i915/display/intel_hdmi.c
@@ -40,12 +40,13 @@
 #include <drm/drm_edid.h>
 #include <drm/intel_lpe_audio.h>
 
-#include "i915_debugfs.h"
+#include "g4x_hdmi.h"
 #include "i915_drv.h"
 #include "i915_reg.h"
 #include "intel_atomic.h"
 #include "intel_audio.h"
 #include "intel_connector.h"
+#include "intel_cx0_phy.h"
 #include "intel_ddi.h"
 #include "intel_de.h"
 #include "intel_display_types.h"
@@ -58,7 +59,7 @@
 #include "intel_panel.h"
 #include "intel_snps_phy.h"
 
-static struct drm_i915_private *intel_hdmi_to_i915(struct intel_hdmi *intel_hdmi)
+inline struct drm_i915_private *intel_hdmi_to_i915(struct intel_hdmi *intel_hdmi)
 {
 	return to_i915(hdmi_to_dig_port(intel_hdmi)->base.base.dev);
 }
@@ -1865,16 +1866,19 @@ hdmi_port_clock_valid(struct intel_hdmi *hdmi,
 	 * FIXME: We will hopefully get an algorithmic way of programming
 	 * the MPLLB for HDMI in the future.
 	 */
-	if (IS_DG2(dev_priv))
+	if (DISPLAY_VER(dev_priv) >= 14)
+		return intel_cx0_phy_check_hdmi_link_rate(hdmi, clock);
+	else if (IS_DG2(dev_priv))
 		return intel_snps_phy_check_hdmi_link_rate(clock);
 
 	return MODE_OK;
 }
 
-int intel_hdmi_tmds_clock(int clock, int bpc, bool ycbcr420_output)
+int intel_hdmi_tmds_clock(int clock, int bpc,
+			  enum intel_output_format sink_format)
 {
 	/* YCBCR420 TMDS rate requirement is half the pixel clock */
-	if (ycbcr420_output)
+	if (sink_format == INTEL_OUTPUT_FORMAT_YCBCR420)
 		clock /= 2;
 
 	/*
@@ -1901,7 +1905,8 @@ static bool intel_hdmi_source_bpc_possible(struct drm_i915_private *i915, int bp
 }
 
 static bool intel_hdmi_sink_bpc_possible(struct drm_connector *connector,
-					 int bpc, bool has_hdmi_sink, bool ycbcr420_output)
+					 int bpc, bool has_hdmi_sink,
+					 enum intel_output_format sink_format)
 {
 	const struct drm_display_info *info = &connector->display_info;
 	const struct drm_hdmi_info *hdmi = &info->hdmi;
@@ -1911,7 +1916,7 @@ static bool intel_hdmi_sink_bpc_possible(struct drm_connector *connector,
 		if (!has_hdmi_sink)
 			return false;
 
-		if (ycbcr420_output)
+		if (sink_format == INTEL_OUTPUT_FORMAT_YCBCR420)
 			return hdmi->y420_dc_modes & DRM_EDID_YCBCR420_DC_36;
 		else
 			return info->edid_hdmi_rgb444_dc_modes & DRM_EDID_HDMI_DC_36;
@@ -1919,7 +1924,7 @@ static bool intel_hdmi_sink_bpc_possible(struct drm_connector *connector,
 		if (!has_hdmi_sink)
 			return false;
 
-		if (ycbcr420_output)
+		if (sink_format == INTEL_OUTPUT_FORMAT_YCBCR420)
 			return hdmi->y420_dc_modes & DRM_EDID_YCBCR420_DC_30;
 		else
 			return info->edid_hdmi_rgb444_dc_modes & DRM_EDID_HDMI_DC_30;
@@ -1933,7 +1938,8 @@ static bool intel_hdmi_sink_bpc_possible(struct drm_connector *connector,
 
 static enum drm_mode_status
 intel_hdmi_mode_clock_valid(struct drm_connector *connector, int clock,
-			    bool has_hdmi_sink, bool ycbcr420_output)
+			    bool has_hdmi_sink,
+			    enum intel_output_format sink_format)
 {
 	struct drm_i915_private *i915 = to_i915(connector->dev);
 	struct intel_hdmi *hdmi = intel_attached_hdmi(to_intel_connector(connector));
@@ -1946,12 +1952,12 @@ intel_hdmi_mode_clock_valid(struct drm_connector *connector, int clock,
 	 * least one color depth is accepted.
 	 */
 	for (bpc = 12; bpc >= 8; bpc -= 2) {
-		int tmds_clock = intel_hdmi_tmds_clock(clock, bpc, ycbcr420_output);
+		int tmds_clock = intel_hdmi_tmds_clock(clock, bpc, sink_format);
 
 		if (!intel_hdmi_source_bpc_possible(i915, bpc))
 			continue;
 
-		if (!intel_hdmi_sink_bpc_possible(connector, bpc, has_hdmi_sink, ycbcr420_output))
+		if (!intel_hdmi_sink_bpc_possible(connector, bpc, has_hdmi_sink, sink_format))
 			continue;
 
 		status = hdmi_port_clock_valid(hdmi, tmds_clock, true, has_hdmi_sink);
@@ -1976,6 +1982,7 @@ intel_hdmi_mode_valid(struct drm_connector *connector,
 	int max_dotclk = to_i915(connector->dev)->max_dotclk_freq;
 	bool has_hdmi_sink = intel_has_hdmi_sink(hdmi, connector->state);
 	bool ycbcr_420_only;
+	enum intel_output_format sink_format;
 
 	if ((mode->flags & DRM_MODE_FLAG_3D_MASK) == DRM_MODE_FLAG_3D_FRAME_PACKING)
 		clock *= 2;
@@ -2000,14 +2007,20 @@ intel_hdmi_mode_valid(struct drm_connector *connector,
 
 	ycbcr_420_only = drm_mode_is_420_only(&connector->display_info, mode);
 
-	status = intel_hdmi_mode_clock_valid(connector, clock, has_hdmi_sink, ycbcr_420_only);
+	if (ycbcr_420_only)
+		sink_format = INTEL_OUTPUT_FORMAT_YCBCR420;
+	else
+		sink_format = INTEL_OUTPUT_FORMAT_RGB;
+
+	status = intel_hdmi_mode_clock_valid(connector, clock, has_hdmi_sink, sink_format);
 	if (status != MODE_OK) {
 		if (ycbcr_420_only ||
 		    !connector->ycbcr_420_allowed ||
 		    !drm_mode_is_420_also(&connector->display_info, mode))
 			return status;
 
-		status = intel_hdmi_mode_clock_valid(connector, clock, has_hdmi_sink, true);
+		sink_format = INTEL_OUTPUT_FORMAT_YCBCR420;
+		status = intel_hdmi_mode_clock_valid(connector, clock, has_hdmi_sink, sink_format);
 		if (status != MODE_OK)
 			return status;
 	}
@@ -2016,7 +2029,7 @@ intel_hdmi_mode_valid(struct drm_connector *connector,
 }
 
 bool intel_hdmi_bpc_possible(const struct intel_crtc_state *crtc_state,
-			     int bpc, bool has_hdmi_sink, bool ycbcr420_output)
+			     int bpc, bool has_hdmi_sink)
 {
 	struct drm_atomic_state *state = crtc_state->uapi.state;
 	struct drm_connector_state *connector_state;
@@ -2027,7 +2040,8 @@ bool intel_hdmi_bpc_possible(const struct intel_crtc_state *crtc_state,
 		if (connector_state->crtc != crtc_state->uapi.crtc)
 			continue;
 
-		if (!intel_hdmi_sink_bpc_possible(connector, bpc, has_hdmi_sink, ycbcr420_output))
+		if (!intel_hdmi_sink_bpc_possible(connector, bpc, has_hdmi_sink,
+						  crtc_state->sink_format))
 			return false;
 	}
 
@@ -2051,8 +2065,7 @@ static bool hdmi_bpc_possible(const struct intel_crtc_state *crtc_state, int bpc
 	     adjusted_mode->crtc_hblank_start) % 8 == 2)
 		return false;
 
-	return intel_hdmi_bpc_possible(crtc_state, bpc, crtc_state->has_hdmi_sink,
-				       intel_hdmi_is_ycbcr420(crtc_state));
+	return intel_hdmi_bpc_possible(crtc_state, bpc, crtc_state->has_hdmi_sink);
 }
 
 static int intel_hdmi_compute_bpc(struct intel_encoder *encoder,
@@ -2060,7 +2073,6 @@ static int intel_hdmi_compute_bpc(struct intel_encoder *encoder,
 				  int clock, bool respect_downstream_limits)
 {
 	struct intel_hdmi *intel_hdmi = enc_to_intel_hdmi(encoder);
-	bool ycbcr420_output = intel_hdmi_is_ycbcr420(crtc_state);
 	int bpc;
 
 	/*
@@ -2078,7 +2090,8 @@ static int intel_hdmi_compute_bpc(struct intel_encoder *encoder,
 		bpc = 8;
 
 	for (; bpc >= 8; bpc -= 2) {
-		int tmds_clock = intel_hdmi_tmds_clock(clock, bpc, ycbcr420_output);
+		int tmds_clock = intel_hdmi_tmds_clock(clock, bpc,
+						       crtc_state->sink_format);
 
 		if (hdmi_bpc_possible(crtc_state, bpc) &&
 		    hdmi_port_clock_valid(intel_hdmi, tmds_clock,
@@ -2108,7 +2121,7 @@ static int intel_hdmi_compute_clock(struct intel_encoder *encoder,
 		return bpc;
 
 	crtc_state->port_clock =
-		intel_hdmi_tmds_clock(clock, bpc, intel_hdmi_is_ycbcr420(crtc_state));
+		intel_hdmi_tmds_clock(clock, bpc, crtc_state->sink_format);
 
 	/*
 	 * pipe_bpp could already be below 8bpc due to
@@ -2170,9 +2183,9 @@ static bool intel_hdmi_has_audio(struct intel_encoder *encoder,
 }
 
 static enum intel_output_format
-intel_hdmi_output_format(const struct intel_crtc_state *crtc_state,
-			 struct intel_connector *connector,
-			 bool ycbcr_420_output)
+intel_hdmi_sink_format(const struct intel_crtc_state *crtc_state,
+		       struct intel_connector *connector,
+		       bool ycbcr_420_output)
 {
 	if (!crtc_state->has_hdmi_sink)
 		return INTEL_OUTPUT_FORMAT_RGB;
@@ -2183,6 +2196,12 @@ intel_hdmi_output_format(const struct intel_crtc_state *crtc_state,
 		return INTEL_OUTPUT_FORMAT_RGB;
 }
 
+static enum intel_output_format
+intel_hdmi_output_format(const struct intel_crtc_state *crtc_state)
+{
+	return crtc_state->sink_format;
+}
+
 static int intel_hdmi_compute_output_format(struct intel_encoder *encoder,
 					    struct intel_crtc_state *crtc_state,
 					    const struct drm_connector_state *conn_state,
@@ -2195,23 +2214,26 @@ static int intel_hdmi_compute_output_format(struct intel_encoder *encoder,
 	bool ycbcr_420_only = drm_mode_is_420_only(info, adjusted_mode);
 	int ret;
 
-	crtc_state->output_format =
-		intel_hdmi_output_format(crtc_state, connector, ycbcr_420_only);
+	crtc_state->sink_format =
+		intel_hdmi_sink_format(crtc_state, connector, ycbcr_420_only);
 
-	if (ycbcr_420_only && !intel_hdmi_is_ycbcr420(crtc_state)) {
+	if (ycbcr_420_only && crtc_state->sink_format != INTEL_OUTPUT_FORMAT_YCBCR420) {
 		drm_dbg_kms(&i915->drm,
 			    "YCbCr 4:2:0 mode but YCbCr 4:2:0 output not possible. Falling back to RGB.\n");
-		crtc_state->output_format = INTEL_OUTPUT_FORMAT_RGB;
+		crtc_state->sink_format = INTEL_OUTPUT_FORMAT_RGB;
 	}
 
+	crtc_state->output_format = intel_hdmi_output_format(crtc_state);
 	ret = intel_hdmi_compute_clock(encoder, crtc_state, respect_downstream_limits);
 	if (ret) {
-		if (intel_hdmi_is_ycbcr420(crtc_state) ||
+		if (crtc_state->sink_format == INTEL_OUTPUT_FORMAT_YCBCR420 ||
+		    !crtc_state->has_hdmi_sink ||
 		    !connector->base.ycbcr_420_allowed ||
 		    !drm_mode_is_420_also(info, adjusted_mode))
 			return ret;
 
-		crtc_state->output_format = intel_hdmi_output_format(crtc_state, connector, true);
+		crtc_state->sink_format = INTEL_OUTPUT_FORMAT_YCBCR420;
+		crtc_state->output_format = intel_hdmi_output_format(crtc_state);
 		ret = intel_hdmi_compute_clock(encoder, crtc_state, respect_downstream_limits);
 	}
 
@@ -2243,11 +2265,20 @@ static bool source_supports_scrambling(struct intel_encoder *encoder)
 	return intel_hdmi_source_max_tmds_clock(encoder) > 340000;
 }
 
+bool intel_hdmi_compute_has_hdmi_sink(struct intel_encoder *encoder,
+				      const struct intel_crtc_state *crtc_state,
+				      const struct drm_connector_state *conn_state)
+{
+	struct intel_hdmi *hdmi = enc_to_intel_hdmi(encoder);
+
+	return intel_has_hdmi_sink(hdmi, conn_state) &&
+		!intel_hdmi_is_cloned(crtc_state);
+}
+
 int intel_hdmi_compute_config(struct intel_encoder *encoder,
 			      struct intel_crtc_state *pipe_config,
 			      struct drm_connector_state *conn_state)
 {
-	struct intel_hdmi *intel_hdmi = enc_to_intel_hdmi(encoder);
 	struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
 	struct drm_display_mode *adjusted_mode = &pipe_config->hw.adjusted_mode;
 	struct drm_connector *connector = conn_state->connector;
@@ -2262,9 +2293,6 @@ int intel_hdmi_compute_config(struct intel_encoder *encoder,
 		return -EINVAL;
 
 	pipe_config->output_format = INTEL_OUTPUT_FORMAT_RGB;
-	pipe_config->has_hdmi_sink =
-		intel_has_hdmi_sink(intel_hdmi, conn_state) &&
-		!intel_hdmi_is_cloned(pipe_config);
 
 	if (pipe_config->has_hdmi_sink)
 		pipe_config->has_infoframe = true;
@@ -2372,7 +2400,7 @@ intel_hdmi_dp_dual_mode_detect(struct drm_connector *connector)
 {
 	struct drm_i915_private *dev_priv = to_i915(connector->dev);
 	struct intel_hdmi *hdmi = intel_attached_hdmi(to_intel_connector(connector));
-	enum port port = hdmi_to_dig_port(hdmi)->base.port;
+	struct intel_encoder *encoder = &hdmi_to_dig_port(hdmi)->base;
 	struct i2c_adapter *adapter =
 		intel_gmbus_get_adapter(dev_priv, hdmi->ddc_bus);
 	enum drm_dp_dual_mode_type type = drm_dp_dual_mode_detect(&dev_priv->drm, adapter);
@@ -2388,7 +2416,7 @@ intel_hdmi_dp_dual_mode_detect(struct drm_connector *connector)
 	 */
 	if (type == DRM_DP_DUAL_MODE_UNKNOWN) {
 		if (!connector->force &&
-		    intel_bios_is_port_dp_dual_mode(dev_priv, port)) {
+		    intel_bios_encoder_supports_dp_dual_mode(encoder->devdata)) {
 			drm_dbg_kms(&dev_priv->drm,
 				    "Assuming DP dual mode adaptor presence based on VBT\n");
 			type = DRM_DP_DUAL_MODE_TYPE1_DVI;
@@ -2411,7 +2439,7 @@ intel_hdmi_dp_dual_mode_detect(struct drm_connector *connector)
 
 	/* Older VBTs are often buggy and can't be trusted :( Play it safe. */
 	if ((DISPLAY_VER(dev_priv) >= 8 || IS_HASWELL(dev_priv)) &&
-	    !intel_bios_is_port_dp_dual_mode(dev_priv, port)) {
+	    !intel_bios_encoder_supports_dp_dual_mode(encoder->devdata)) {
 		drm_dbg_kms(&dev_priv->drm,
 			    "Ignoring DP dual mode adaptor max TMDS clock for native HDMI port\n");
 		hdmi->dp_dual_mode.max_tmds_clock = 0;
@@ -2597,10 +2625,21 @@ static const struct drm_connector_funcs intel_hdmi_connector_funcs = {
 	.atomic_duplicate_state = intel_digital_connector_duplicate_state,
 };
 
+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);
+
+	if (HAS_DDI(i915))
+		return intel_digital_connector_atomic_check(connector, state);
+	else
+		return g4x_hdmi_connector_atomic_check(connector, state);
+}
+
 static const struct drm_connector_helper_funcs intel_hdmi_connector_helper_funcs = {
 	.get_modes = intel_hdmi_get_modes,
 	.mode_valid = intel_hdmi_mode_valid,
-	.atomic_check = intel_digital_connector_atomic_check,
+	.atomic_check = intel_hdmi_connector_atomic_check,
 };
 
 static void