uint32_t save_DP;
uint8_t save_link_configuration[DP_LINK_CONFIGURATION_SIZE];
bool has_audio;
+ int dpms_mode;
uint8_t link_bw;
uint8_t lane_count;
uint8_t dpcd[4];
if (!(dp_reg & DP_PORT_EN))
intel_dp_link_train(intel_output, dp_priv->DP, dp_priv->link_configuration);
}
+ dp_priv->dpms_mode = mode;
}
/*
intel_dp_link_down(intel_output, dp_priv->save_DP);
}
-#if 0
/*
* According to DP spec
* 5.1.2:
if (!intel_channel_eq_ok(link_status, dp_priv->lane_count))
intel_dp_link_train(intel_output, dp_priv->DP, dp_priv->link_configuration);
}
-#endif
/**
* Uses CRT_HOTPLUG_EN and CRT_HOTPLUG_STAT to detect DP connection.
.destroy = intel_dp_enc_destroy,
};
+void
+intel_dp_hot_plug(struct intel_output *intel_output)
+{
+ struct intel_dp_priv *dp_priv = intel_output->dev_priv;
+
+ if (dp_priv->dpms_mode == DRM_MODE_DPMS_ON)
+ intel_dp_check_link_status(intel_output);
+}
+
void
intel_dp_init(struct drm_device *dev, int output_reg)
{
dp_priv->intel_output = intel_output;
dp_priv->output_reg = output_reg;
dp_priv->has_audio = false;
+ dp_priv->dpms_mode = DRM_MODE_DPMS_ON;
intel_output->dev_priv = dp_priv;
drm_encoder_init(dev, &intel_output->enc, &intel_dp_enc_funcs,
(output_reg == DP_B) ? "DPDDC-B" :
(output_reg == DP_C) ? "DPDDC-C" : "DPDDC-D");
intel_output->ddc_bus = &dp_priv->adapter;
+ intel_output->hot_plug = intel_dp_hot_plug;
/* For G4X desktop chip, PEG_BAND_GAP_DATA 3:0 must first be written
* 0xd. Failure to do so will result in spurious interrupts being