diff options
Diffstat (limited to 'drivers/gpu/drm/i915/intel_ddi.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_ddi.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/gpu/drm/i915/intel_ddi.c b/drivers/gpu/drm/i915/intel_ddi.c index ac8fc2a44ac6..dbcf1a0586f9 100644 --- a/drivers/gpu/drm/i915/intel_ddi.c +++ b/drivers/gpu/drm/i915/intel_ddi.c @@ -3080,9 +3080,12 @@ void intel_ddi_init(struct drm_i915_private *dev_priv, enum port port) intel_encoder->crtc_mask = (1 << 0) | (1 << 1) | (1 << 2); intel_encoder->cloneable = 0; - intel_dig_port->saved_port_bits = I915_READ(DDI_BUF_CTL(port)) & - (DDI_BUF_PORT_REVERSAL | - DDI_A_4_LANES); + if (INTEL_GEN(dev_priv) >= 11) + intel_dig_port->saved_port_bits = I915_READ(DDI_BUF_CTL(port)) & + DDI_BUF_PORT_REVERSAL; + else + intel_dig_port->saved_port_bits = I915_READ(DDI_BUF_CTL(port)) & + (DDI_BUF_PORT_REVERSAL | DDI_A_4_LANES); intel_dig_port->dp.output_reg = INVALID_MMIO_REG; intel_dig_port->max_lanes = intel_ddi_max_lanes(intel_dig_port); |