[v8 09/10] 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.shan...@intel.com>
Reviewed-by: Shashank Sharma <shashank.sha...@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 0ab3a8a..49b384d 100644
--- a/drivers/gpu/drm/i915/intel_ddi.c
+++ b/drivers/gpu/drm/i915/intel_ddi.c
@@ -3545,6 +3545,10 @@ 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);
 
@@ -3554,6 +3558,15 @@ 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 85333a7..56a36b5 100644
--- a/drivers/gpu/drm/i915/intel_hdmi.c
+++ b/drivers/gpu/drm/i915/intel_hdmi.c
@@ -1219,8 +1219,11 @@ 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

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