diff options
Diffstat (limited to 'drivers/gpu/drm/i915/display/g4x_dp.c')
| -rw-r--r-- | drivers/gpu/drm/i915/display/g4x_dp.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/display/g4x_dp.c b/drivers/gpu/drm/i915/display/g4x_dp.c index 112d91d81fdc..4c7187f7913e 100644 --- a/drivers/gpu/drm/i915/display/g4x_dp.c +++ b/drivers/gpu/drm/i915/display/g4x_dp.c @@ -1259,6 +1259,9 @@ bool g4x_dp_init(struct drm_i915_private *dev_priv, struct drm_encoder *encoder; struct intel_connector *intel_connector; + if (!assert_port_valid(dev_priv, port)) + return false; + devdata = intel_bios_encoder_data_lookup(dev_priv, port); /* FIXME bail? */ @@ -1270,6 +1273,8 @@ bool g4x_dp_init(struct drm_i915_private *dev_priv, if (!dig_port) return false; + dig_port->aux_ch = AUX_CH_NONE; + intel_connector = intel_connector_alloc(); if (!intel_connector) goto err_connector_alloc; @@ -1373,6 +1378,9 @@ bool g4x_dp_init(struct drm_i915_private *dev_priv, intel_infoframe_init(dig_port); dig_port->aux_ch = intel_dp_aux_ch(intel_encoder); + if (dig_port->aux_ch == AUX_CH_NONE) + goto err_init_connector; + if (!intel_dp_init_connector(dig_port, intel_connector)) goto err_init_connector; |