diff options
Diffstat (limited to 'drivers/gpu/drm/i915/intel_hdmi.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_hdmi.c | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c index aba9d48f45f5..5293bcfaff74 100644 --- a/drivers/gpu/drm/i915/intel_hdmi.c +++ b/drivers/gpu/drm/i915/intel_hdmi.c @@ -575,6 +575,7 @@ static const u8 infoframe_type_to_idx[] = { HDMI_INFOFRAME_TYPE_AVI, HDMI_INFOFRAME_TYPE_SPD, HDMI_INFOFRAME_TYPE_VENDOR, + HDMI_INFOFRAME_TYPE_DRM, }; u32 intel_hdmi_infoframe_enable(unsigned int type) @@ -797,6 +798,40 @@ intel_hdmi_compute_hdmi_infoframe(struct intel_encoder *encoder, return true; } +static bool +intel_hdmi_compute_drm_infoframe(struct intel_encoder *encoder, + struct intel_crtc_state *crtc_state, + struct drm_connector_state *conn_state) +{ + struct hdmi_drm_infoframe *frame = &crtc_state->infoframes.drm.drm; + struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); + int ret; + + if (!(INTEL_GEN(dev_priv) >= 10 || IS_GEMINILAKE(dev_priv))) + return true; + + if (!crtc_state->has_infoframe) + return true; + + if (!conn_state->hdr_output_metadata) + return true; + + crtc_state->infoframes.enable |= + intel_hdmi_infoframe_enable(HDMI_INFOFRAME_TYPE_DRM); + + ret = drm_hdmi_infoframe_set_hdr_metadata(frame, conn_state); + if (ret < 0) { + DRM_DEBUG_KMS("couldn't set HDR metadata in infoframe\n"); + return false; + } + + ret = hdmi_drm_infoframe_check(frame); + if (WARN_ON(ret)) + return false; + + return true; +} + static void g4x_set_infoframes(struct intel_encoder *encoder, bool enable, const struct intel_crtc_state *crtc_state, @@ -1183,6 +1218,9 @@ static void hsw_set_infoframes(struct intel_encoder *encoder, intel_write_infoframe(encoder, crtc_state, HDMI_INFOFRAME_TYPE_VENDOR, &crtc_state->infoframes.hdmi); + intel_write_infoframe(encoder, crtc_state, + HDMI_INFOFRAME_TYPE_DRM, + &crtc_state->infoframes.drm); } void intel_dp_dual_mode_set_tmds_output(struct intel_hdmi *hdmi, bool enable) @@ -2389,6 +2427,11 @@ int intel_hdmi_compute_config(struct intel_encoder *encoder, return -EINVAL; } + if (!intel_hdmi_compute_drm_infoframe(encoder, pipe_config, conn_state)) { + DRM_DEBUG_KMS("bad DRM infoframe\n"); + return -EINVAL; + } + return 0; } |