diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index c55bf144c4e2..3e3102cedc82 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -3400,6 +3400,8 @@ void i915_teardown_sysfs(struct drm_i915_private *dev_priv); int intel_lpe_audio_init(struct drm_i915_private *dev_priv); void intel_lpe_audio_teardown(struct drm_i915_private *dev_priv); void intel_lpe_audio_irq_handler(struct drm_i915_private *dev_priv); +void intel_lpe_audio_notify(struct drm_i915_private *dev_priv, + void *eld, int port, int tmds_clk_speed); /* intel_i2c.c */ extern int intel_setup_gmbus(struct drm_device *dev); diff --git a/drivers/gpu/drm/i915/intel_audio.c b/drivers/gpu/drm/i915/intel_audio.c index 1e93263b4c87..364f96207c40 100644 --- a/drivers/gpu/drm/i915/intel_audio.c +++ b/drivers/gpu/drm/i915/intel_audio.c @@ -24,6 +24,7 @@ #include #include #include +#include #include "intel_drv.h" #include @@ -630,6 +631,9 @@ void intel_audio_codec_enable(struct intel_encoder *intel_encoder, if (acomp && acomp->audio_ops && acomp->audio_ops->pin_eld_notify) acomp->audio_ops->pin_eld_notify(acomp->audio_ops->audio_ptr, (int) port, (int) pipe); + + intel_lpe_audio_notify(dev_priv, connector->eld, port, + crtc_state->port_clock); } /** @@ -663,6 +667,8 @@ void intel_audio_codec_disable(struct intel_encoder *intel_encoder) if (acomp && acomp->audio_ops && acomp->audio_ops->pin_eld_notify) acomp->audio_ops->pin_eld_notify(acomp->audio_ops->audio_ptr, (int) port, (int) pipe); + + intel_lpe_audio_notify(dev_priv, NULL, port, 0); } /** diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c index fb88e32e25a3..02d50e334ac6 100644 --- a/drivers/gpu/drm/i915/intel_hdmi.c +++ b/drivers/gpu/drm/i915/intel_hdmi.c @@ -36,6 +36,7 @@ #include #include "intel_drv.h" #include +#include #include "i915_drv.h" static struct drm_device *intel_hdmi_to_dev(struct intel_hdmi *intel_hdmi) diff --git a/drivers/gpu/drm/i915/intel_lpe_audio.c b/drivers/gpu/drm/i915/intel_lpe_audio.c index 7ce1b5b99275..27d94255872d 100644 --- a/drivers/gpu/drm/i915/intel_lpe_audio.c +++ b/drivers/gpu/drm/i915/intel_lpe_audio.c @@ -319,3 +319,52 @@ void intel_lpe_audio_teardown(struct drm_i915_private *dev_priv) irq_free_desc(dev_priv->lpe_audio.irq); } + + +/** + * intel_lpe_audio_notify() - notify lpe audio event + * audio driver and i915 + * @dev_priv: the i915 drm device private data + * @eld : ELD data + * @port: port id + * @tmds_clk_speed: tmds clock frequency in Hz + * + * Notify lpe audio driver of eld change. + */ +void intel_lpe_audio_notify(struct drm_i915_private *dev_priv, + void *eld, int port, int tmds_clk_speed) +{ + unsigned long irq_flags; + struct intel_hdmi_lpe_audio_pdata *pdata = NULL; + + if (!HAS_LPE_AUDIO(dev_priv)) + return; + + pdata = dev_get_platdata( + &(dev_priv->lpe_audio.platdev->dev)); + + spin_lock_irqsave(&pdata->lpe_audio_slock, irq_flags); + + if (eld != NULL) { + memcpy(pdata->eld.eld_data, eld, + HDMI_MAX_ELD_BYTES); + pdata->eld.port_id = port; + pdata->hdmi_connected = true; + + if (tmds_clk_speed) + pdata->tmds_clock_speed = tmds_clk_speed; + } else { + memset(pdata->eld.eld_data, 0, + HDMI_MAX_ELD_BYTES); + pdata->hdmi_connected = false; + } + + if (pdata->notify_audio_lpe) + pdata->notify_audio_lpe( + (eld != NULL) ? &pdata->eld : NULL); + else + pdata->notify_pending = true; + + spin_unlock_irqrestore(&pdata->lpe_audio_slock, + irq_flags); +}