Signed-off-by: Jani Nikula <jani.nik...@intel.com>
---
drivers/gpu/drm/i915/i915_drv.h | 6 ++++++
drivers/gpu/drm/i915/intel_opregion.c | 10 ++++++++++
2 files changed, 16 insertions(+)
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 2feb8215f9fa..f8e7a74a21ff 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -2603,6 +2603,7 @@ extern int intel_opregion_notify_encoder(struct
intel_encoder *intel_encoder,
extern int intel_opregion_notify_adapter(struct drm_device *dev,
pci_power_t state);
extern int intel_opregion_notify_cdclk(struct drm_device *dev, int cdclk);
+extern int intel_opregion_audio_enable(struct drm_device *dev, bool enable);
#else
static inline int intel_opregion_setup(struct drm_device *dev) { return 0; }
static inline void intel_opregion_init(struct drm_device *dev) { return; }
@@ -2623,6 +2624,11 @@ intel_opregion_notify_cdclk(struct drm_device *dev, int
cdclk)
{
return 0;
}
+static inline int
+intel_opregion_audio_enable(struct drm_device *dev, bool enable)
+{
+ return 0;
+}
#endif
/* intel_acpi.c */
diff --git a/drivers/gpu/drm/i915/intel_opregion.c
b/drivers/gpu/drm/i915/intel_opregion.c
index 6450d2625624..7482b687ac20 100644
--- a/drivers/gpu/drm/i915/intel_opregion.c
+++ b/drivers/gpu/drm/i915/intel_opregion.c
@@ -424,6 +424,16 @@ int intel_opregion_notify_cdclk(struct drm_device *dev,
int cdclk)
return swsci(dev, SWSCI_SBCB_CD_CLOCK_CHANGE, parm, NULL);
}
+int intel_opregion_audio_enable(struct drm_device *dev, bool enable)
+{
+ u32 parm = enable ? 1 : 0;
+
+ if (!IS_HASWELL(dev) && !IS_BROADWELL(dev))
+ return 0;
+
+ return swsci(dev, SWSCI_SBCB_ENABLE_DISABLE_AUDIO, parm, NULL);
+}
+
static u32 asle_set_backlight(struct drm_device *dev, u32 bclp)
{
struct drm_i915_private *dev_priv = dev->dev_private;
--
2.0.0
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