From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
No point in reading the cdclk out from the hardware every single time
since we have it cached already. Just return the cached value to the
audio driver.
Signed-off-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
---
drivers/gpu/drm/i915/intel_audio.c | 8 +-------
1 file changed, 1 insertion(+), 7 deletions(-)
diff --git a/drivers/gpu/drm/i915/intel_audio.c b/drivers/gpu/drm/i915/intel_audio.c
index 56ba8765816e..1063108a9bab 100644
--- a/drivers/gpu/drm/i915/intel_audio.c
+++ b/drivers/gpu/drm/i915/intel_audio.c
@@ -624,17 +624,11 @@ static void i915_audio_component_codec_wake_override(struct device *dev,
static int i915_audio_component_get_cdclk_freq(struct device *dev)
{
struct drm_i915_private *dev_priv = dev_to_i915(dev);
- int ret;
if (WARN_ON_ONCE(!HAS_DDI(dev_priv)))
return -ENODEV;
- intel_display_power_get(dev_priv, POWER_DOMAIN_AUDIO);
- ret = dev_priv->display.get_display_clock_speed(dev_priv->dev);
-
- intel_display_power_put(dev_priv, POWER_DOMAIN_AUDIO);
-
- return ret;
+ return dev_priv->cdclk_freq;
}
static int i915_audio_component_sync_audio_rate(struct device *dev,
--
2.7.4
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