[v9 10/13] drm/i915: Set Infoframe for non modeset case for HDR

[Uma Shankar]

HDR metadata requires a infoframe to be set. Due to fastset,
full modeset is not performed hence adding it to update_pipe
to handle that.

Signed-off-by: Uma Shankar <uma.shankar at intel.com>
Reviewed-by: Shashank Sharma <shashank.sharma at intel.com>
---
 drivers/gpu/drm/i915/intel_ddi.c  | 13 +++++++++++++
 drivers/gpu/drm/i915/intel_hdmi.c |  7 +++++--
 2 files changed, 18 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_ddi.c b/drivers/gpu/drm/i915/intel_ddi.c
index cd5277d..d37526b 100644
--- a/drivers/gpu/drm/i915/intel_ddi.c
+++ b/drivers/gpu/drm/i915/intel_ddi.c
@@ -3559,6 +3559,10 @@ static void intel_ddi_update_pipe(struct intel_encoder *encoder,
 				  const struct intel_crtc_state *crtc_state,
 				  const struct drm_connector_state *conn_state)
 {
+	struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
+	struct intel_digital_port *intel_dig_port =
+			enc_to_dig_port(&encoder->base);
+
 	if (!intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI))
 		intel_ddi_update_pipe_dp(encoder, crtc_state, conn_state);
 
@@ -3568,6 +3572,15 @@ static void intel_ddi_update_pipe(struct intel_encoder *encoder,
 	else if (conn_state->content_protection ==
 		 DRM_MODE_CONTENT_PROTECTION_UNDESIRED)
 		intel_hdcp_disable(to_intel_connector(conn_state->connector));
+
+	/* Set the infoframe for NON modeset cases as well */
+	if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI)) {
+		if ((INTEL_GEN(dev_priv) >= 10 || IS_GEMINILAKE(dev_priv)) &&
+		    conn_state->hdr_metadata_changed)
+			intel_dig_port->set_infoframes(encoder,
+						       crtc_state->has_infoframe,
+						       crtc_state, conn_state);
+	}
 }
 
 static void intel_ddi_set_fia_lane_count(struct intel_encoder *encoder,
diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c
index db9c82b..e559a940 100644
--- a/drivers/gpu/drm/i915/intel_hdmi.c
+++ b/drivers/gpu/drm/i915/intel_hdmi.c
@@ -1204,8 +1204,11 @@ static void hsw_set_infoframes(struct intel_encoder *encoder,
 	i915_reg_t reg = HSW_TVIDEO_DIP_CTL(crtc_state->cpu_transcoder);
 	u32 val = I915_READ(reg);
 
-	assert_hdmi_transcoder_func_disabled(dev_priv,
-					     crtc_state->cpu_transcoder);
+	/* DRM Infoframe can be send with transcoder enabled */
+	if (!((INTEL_GEN(dev_priv) >= 10 || IS_GEMINILAKE(dev_priv)) &&
+	      conn_state->hdr_metadata_changed))
+		assert_hdmi_transcoder_func_disabled(dev_priv,
+						     crtc_state->cpu_transcoder);
 
 	val &= ~(VIDEO_DIP_ENABLE_VSC_HSW | VIDEO_DIP_ENABLE_AVI_HSW |
 		 VIDEO_DIP_ENABLE_GCP_HSW | VIDEO_DIP_ENABLE_VS_HSW |
-- 
1.9.1