struct intel_crtc_config *pipe_config)
{
struct intel_dp *intel_dp = enc_to_intel_dp(&encoder->base);
- struct drm_i915_private *dev_priv = encoder->base.dev->dev_private;
u32 tmp, flags = 0;
+ struct drm_device *dev = encoder->base.dev;
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ enum port port = dp_to_dig_port(intel_dp)->port;
+ struct intel_crtc *crtc = to_intel_crtc(encoder->base.crtc);
- tmp = I915_READ(intel_dp->output_reg);
+ if ((port == PORT_A) || !HAS_PCH_CPT(dev)) {
+ tmp = I915_READ(intel_dp->output_reg);
+ if (tmp & DP_SYNC_HS_HIGH)
+ flags |= DRM_MODE_FLAG_PHSYNC;
+ else
+ flags |= DRM_MODE_FLAG_NHSYNC;
- if (tmp & DP_SYNC_HS_HIGH)
- flags |= DRM_MODE_FLAG_PHSYNC;
- else
- flags |= DRM_MODE_FLAG_NHSYNC;
+ if (tmp & DP_SYNC_VS_HIGH)
+ flags |= DRM_MODE_FLAG_PVSYNC;
+ else
+ flags |= DRM_MODE_FLAG_NVSYNC;
+ } else {
+ tmp = I915_READ(TRANS_DP_CTL(crtc->pipe));
+ if (tmp & TRANS_DP_HSYNC_ACTIVE_HIGH)
+ flags |= DRM_MODE_FLAG_PHSYNC;
+ else
+ flags |= DRM_MODE_FLAG_NHSYNC;
- if (tmp & DP_SYNC_VS_HIGH)
- flags |= DRM_MODE_FLAG_PVSYNC;
- else
- flags |= DRM_MODE_FLAG_NVSYNC;
+ if (tmp & TRANS_DP_VSYNC_ACTIVE_HIGH)
+ flags |= DRM_MODE_FLAG_PVSYNC;
+ else
+ flags |= DRM_MODE_FLAG_NVSYNC;
+ }
pipe_config->adjusted_mode.flags |= flags;
}
bool (*get_hw_state)(struct intel_encoder *, enum pipe *pipe);
/* Reconstructs the equivalent mode flags for the current hardware
* state. This must be called _after_ display->get_pipe_config has
- * pre-filled the pipe config. */
+ * pre-filled the pipe config. Note that intel_encoder->base.crtc must
+ * be set correctly before calling this function. */
void (*get_config)(struct intel_encoder *,
struct intel_crtc_config *pipe_config);
int crtc_mask;