While in virtual terminal mode with PSR enabled, there will be no atomic commits triggered without dirty_fb being set. This will create a notion of no screen update. Allow atomic commit when dirty_fb ioctl is issued, so that it can trigger a PSR exit and shows update on the screen.
Reported-by: Bjorn Andersson <anders...@kernel.org> Link: https://lore.kernel.org/all/20230326162723.3lo6pnsfdwzsvbhj@ripper/ Signed-off-by: Vinod Polimera <quic_vpoli...@quicinc.com> --- drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c index ab636da..96f645e 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c @@ -1158,6 +1158,9 @@ static bool dpu_crtc_needs_dirtyfb(struct drm_crtc_state *cstate) struct drm_crtc *crtc = cstate->crtc; struct drm_encoder *encoder; + if (cstate->self_refresh_active) + return true; + drm_for_each_encoder_mask (encoder, crtc->dev, cstate->encoder_mask) { if (dpu_encoder_get_intf_mode(encoder) == INTF_MODE_CMD) { return true; -- 2.7.4
