diff options
| author | Paulo Zanoni <paulo.r.zanoni@intel.com> | 2012-10-15 22:51:41 +0400 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2012-10-18 23:24:07 +0400 |
| commit | c19b0669925cb00dc1c7b2362bfa85128afba882 (patch) | |
| tree | bcb01c8ebe663e2a95f992ea71a612987f2df5ae /drivers/gpu/drm/i915/intel_drv.h | |
| parent | 1eb8dfec8dea44610dbaceea0151b3d1a8591fde (diff) | |
| download | linux-c19b0669925cb00dc1c7b2362bfa85128afba882.tar.xz | |
drm/i915: implement Haswell DP link train sequence
Previous patch "drm/i915: add basic Haswell DP link train bits"
implemented the basic structure to set the voltage levels and training
patterns. This patch adds the higher-level bits that are part of the
mode set sequence and hot plug.
Signed-off-by: Paulo Zanoni <paulo.r.zanoni@intel.com>
Reviewed-by: Damien Lespiau <damien.lespiau@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers/gpu/drm/i915/intel_drv.h')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_drv.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index d89d428ac6ec..95cbd67ebf97 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -423,6 +423,9 @@ void intel_dp_set_m_n(struct drm_crtc *crtc, struct drm_display_mode *mode, struct drm_display_mode *adjusted_mode); extern void intel_dp_init_link_config(struct intel_dp *intel_dp); +extern void intel_dp_start_link_train(struct intel_dp *intel_dp); +extern void intel_dp_complete_link_train(struct intel_dp *intel_dp); +extern void intel_dp_sink_dpms(struct intel_dp *intel_dp, int mode); extern bool intel_dpd_is_edp(struct drm_device *dev); extern void intel_edp_link_config(struct intel_encoder *, int *, int *); extern int intel_edp_target_clock(struct intel_encoder *, @@ -599,5 +602,6 @@ extern void intel_ddi_pre_enable(struct intel_encoder *intel_encoder); extern void intel_ddi_post_disable(struct intel_encoder *intel_encoder); extern void intel_ddi_put_crtc_pll(struct drm_crtc *crtc); extern void intel_ddi_set_pipe_settings(struct drm_crtc *crtc); +extern void intel_ddi_prepare_link_retrain(struct drm_encoder *encoder); #endif /* __INTEL_DRV_H__ */ |