[PATCH] drm/dp: Enable the AUX power domain explicitly before link train

[Manasi Navare]

Signed-off-by: Manasi Navare <manasi.d.navare at intel.com>
---
 drivers/gpu/drm/i915/intel_ddi.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/gpu/drm/i915/intel_ddi.c b/drivers/gpu/drm/i915/intel_ddi.c
index 4b4fd1f..f1b7873 100644
--- a/drivers/gpu/drm/i915/intel_ddi.c
+++ b/drivers/gpu/drm/i915/intel_ddi.c
@@ -2140,10 +2140,14 @@ static void intel_ddi_pre_enable_dp(struct intel_encoder *encoder,
 	intel_ddi_clk_select(encoder, pll);
 
 	intel_display_power_get(dev_priv, dig_port->ddi_io_power_domain);
+	intel_display_power_get(dev_priv, intel_dp->aux_power_domain);
+	DRM_DEBUG_KMS("\nManasi: Enabeling the AUX Power domain");
 
 	intel_prepare_dp_ddi_buffers(encoder);
 	intel_ddi_init_dp_buf_reg(encoder);
 	intel_dp_sink_dpms(intel_dp, DRM_MODE_DPMS_ON);
+	intel_display_power_get(dev_priv, intel_dp->aux_power_domain);
+	DRM_DEBUG_KMS("\nManasi: Enabeling the AUX Power domain");
 	intel_dp_start_link_train(intel_dp);
 	if (port != PORT_A || INTEL_GEN(dev_priv) >= 9)
 		intel_dp_stop_link_train(intel_dp);
-- 
2.1.4