From: Libin Yang <libin.yang@xxxxxxxxx>
Prepare for using the same code for judging ddi being audio enabled.
No functional changes.
Signed-off-by: Libin Yang <libin.yang@xxxxxxxxx>
Signed-off-by: Dhinakaran Pandiyan <dhinakaran.pandiyan@xxxxxxxxx>
Reviewed-by: Lyude <cpaul@xxxxxxxxxx>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@xxxxxxxxx>
---
drivers/gpu/drm/i915/intel_ddi.c | 20 +++++++++++++++-----
drivers/gpu/drm/i915/intel_drv.h | 2 ++
2 files changed, 17 insertions(+), 5 deletions(-)
diff --git a/drivers/gpu/drm/i915/intel_ddi.c b/drivers/gpu/drm/i915/intel_ddi.c
index 0d680da..e5410be 100644
--- a/drivers/gpu/drm/i915/intel_ddi.c
+++ b/drivers/gpu/drm/i915/intel_ddi.c
@@ -1950,6 +1950,19 @@ void intel_ddi_prepare_link_retrain(struct intel_dp *intel_dp)
udelay(600);
}
+bool intel_ddi_is_audio_enabled(struct drm_i915_private *dev_priv,
+ struct intel_crtc *intel_crtc)
+{
+ u32 temp;
+
+ if (intel_display_power_is_enabled(dev_priv, POWER_DOMAIN_AUDIO)) {
+ temp = I915_READ(HSW_AUD_PIN_ELD_CP_VLD);
+ if (temp & AUDIO_OUTPUT_ENABLE(intel_crtc->pipe))
+ return true;
+ }
+ return false;
+}
+
void intel_ddi_get_config(struct intel_encoder *encoder,
struct intel_crtc_state *pipe_config)
{
@@ -2015,11 +2028,8 @@ void intel_ddi_get_config(struct intel_encoder *encoder,
break;
}
- if (intel_display_power_is_enabled(dev_priv, POWER_DOMAIN_AUDIO)) {
- temp = I915_READ(HSW_AUD_PIN_ELD_CP_VLD);
- if (temp & AUDIO_OUTPUT_ENABLE(intel_crtc->pipe))
- pipe_config->has_audio = true;
- }
+ pipe_config->has_audio =
+ intel_ddi_is_audio_enabled(dev_priv, intel_crtc);
if (encoder->type == INTEL_OUTPUT_EDP && dev_priv->vbt.edp.bpp &&
pipe_config->pipe_bpp > dev_priv->vbt.edp.bpp) {
diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
index 9bbe5c5..9346660 100644
--- a/drivers/gpu/drm/i915/intel_drv.h
+++ b/drivers/gpu/drm/i915/intel_drv.h
@@ -1175,6 +1175,8 @@ bool intel_ddi_pll_select(struct intel_crtc *crtc,
void intel_ddi_set_pipe_settings(struct drm_crtc *crtc);
void intel_ddi_prepare_link_retrain(struct intel_dp *intel_dp);
bool intel_ddi_connector_get_hw_state(struct intel_connector *intel_connector);
+bool intel_ddi_is_audio_enabled(struct drm_i915_private *dev_priv,
+ struct intel_crtc *intel_crtc);
void intel_ddi_get_config(struct intel_encoder *encoder,
struct intel_crtc_state *pipe_config);
struct intel_encoder *
--
2.7.4
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