After VRR Push is sent, need to wait till flipline decision boundary to get Push bit to get cleared.
--v2: - Adjust delays to vrr vmin vblank delays. (Ankit) --v3: - Change intel_vrr_vmin_safe_window_end() so that intel_dsb_wait_for_delayed_vblank() uses correct delay. (Ankit) --v4: - Simplify intel_vrr_vmin_safe_window_end implementation. (Ankit) Signed-off-by: Mitul Golani <[email protected]> --- drivers/gpu/drm/i915/display/intel_vrr.c | 15 +++++++++++++-- 1 file changed, 13 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_vrr.c b/drivers/gpu/drm/i915/display/intel_vrr.c index 3db61d1f0124..4c1470dcd3bb 100644 --- a/drivers/gpu/drm/i915/display/intel_vrr.c +++ b/drivers/gpu/drm/i915/display/intel_vrr.c @@ -1095,10 +1095,21 @@ int intel_vrr_safe_window_start(const struct intel_crtc_state *crtc_state) return crtc_state->hw.adjusted_mode.crtc_vdisplay; } +static int +intel_vrr_dcb_vmin_vblank_start(const struct intel_crtc_state *crtc_state) +{ + return (intel_vrr_dcb_vmin_vblank_start_next(crtc_state) < 0) ? + intel_vrr_dcb_vmin_vblank_start_final(crtc_state) : + intel_vrr_dcb_vmin_vblank_start_next(crtc_state); +} + int intel_vrr_vmin_safe_window_end(const struct intel_crtc_state *crtc_state) { - return intel_vrr_vmin_vblank_start(crtc_state) - - crtc_state->set_context_latency; + int vmin_vblank_start = crtc_state->vrr.dc_balance.enable ? + intel_vrr_dcb_vmin_vblank_start(crtc_state) : + intel_vrr_vmin_vblank_start(crtc_state); + + return vmin_vblank_start - crtc_state->set_context_latency; } int intel_vrr_dcb_vmin_vblank_start_next(const struct intel_crtc_state *crtc_state) -- 2.48.1
