diff options
| author | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2023-06-06 22:15:01 +0300 |
|---|---|---|
| committer | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2023-09-27 18:47:08 +0300 |
| commit | 77d8285683d81321cac88a4d6cdb08f1b205f432 (patch) | |
| tree | 755b919279b6b895f4a97a09076c43b087cbb977 /drivers/gpu/drm/i915/display/intel_vblank.h | |
| parent | b4283282c9538958f7ee23c5af3bab3e4e94d553 (diff) | |
drm/i915: Introduce intel_crtc_scanline_to_hw()
Add a helper to convert our idea of a scanline to the hw's idea
of the same scanline (ie. apply crtc->scanline_offset in reverse).
We'll need this to tell the DSB do stuff on a specific scanline.
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230606191504.18099-17-ville.syrjala@linux.intel.com
Reviewed-by: Uma Shankar <uma.shankar@intel.com>
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_vblank.h')
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_vblank.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_vblank.h b/drivers/gpu/drm/i915/display/intel_vblank.h index 08e706b29149..17636f140c71 100644 --- a/drivers/gpu/drm/i915/display/intel_vblank.h +++ b/drivers/gpu/drm/i915/display/intel_vblank.h @@ -22,5 +22,6 @@ void intel_wait_for_pipe_scanline_stopped(struct intel_crtc *crtc); void intel_wait_for_pipe_scanline_moving(struct intel_crtc *crtc); void intel_crtc_update_active_timings(const struct intel_crtc_state *crtc_state, bool vrr_enable); +int intel_crtc_scanline_to_hw(struct intel_crtc *crtc, int scanline); #endif /* __INTEL_VBLANK_H__ */ |