1cf3a7e4cSRob Clark /* 2cf3a7e4cSRob Clark * Copyright (C) 2014 Red Hat 3cf3a7e4cSRob Clark * Author: Rob Clark <robdclark@gmail.com> 4cf3a7e4cSRob Clark * 5cf3a7e4cSRob Clark * This program is free software; you can redistribute it and/or modify it 6cf3a7e4cSRob Clark * under the terms of the GNU General Public License version 2 as published by 7cf3a7e4cSRob Clark * the Free Software Foundation. 8cf3a7e4cSRob Clark * 9cf3a7e4cSRob Clark * This program is distributed in the hope that it will be useful, but WITHOUT 10cf3a7e4cSRob Clark * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11cf3a7e4cSRob Clark * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for 12cf3a7e4cSRob Clark * more details. 13cf3a7e4cSRob Clark * 14cf3a7e4cSRob Clark * You should have received a copy of the GNU General Public License along with 15cf3a7e4cSRob Clark * this program. If not, see <http://www.gnu.org/licenses/>. 16cf3a7e4cSRob Clark */ 17cf3a7e4cSRob Clark 1872fdb40cSDaniel Vetter #include <drm/drm_atomic_uapi.h> 19*e78ad765SDaniel Vetter #include <drm/drm_gem_framebuffer_helper.h> 2072fdb40cSDaniel Vetter 21cf3a7e4cSRob Clark #include "msm_drv.h" 22db8f4d5dSSean Paul #include "msm_gem.h" 23cf3a7e4cSRob Clark #include "msm_kms.h" 24cf3a7e4cSRob Clark 250a5c9aadSHai Li static void msm_atomic_wait_for_commit_done(struct drm_device *dev, 260a5c9aadSHai Li struct drm_atomic_state *old_state) 270a5c9aadSHai Li { 280a5c9aadSHai Li struct drm_crtc *crtc; 29d7429669SMaarten Lankhorst struct drm_crtc_state *new_crtc_state; 300a5c9aadSHai Li struct msm_drm_private *priv = old_state->dev->dev_private; 310a5c9aadSHai Li struct msm_kms *kms = priv->kms; 320a5c9aadSHai Li int i; 330a5c9aadSHai Li 34d7429669SMaarten Lankhorst for_each_new_crtc_in_state(old_state, crtc, new_crtc_state, i) { 35d7429669SMaarten Lankhorst if (!new_crtc_state->active) 360a5c9aadSHai Li continue; 370a5c9aadSHai Li 383b712e43SSean Paul if (drm_crtc_vblank_get(crtc)) 393b712e43SSean Paul continue; 403b712e43SSean Paul 410a5c9aadSHai Li kms->funcs->wait_for_crtc_commit_done(kms, crtc); 423b712e43SSean Paul 433b712e43SSean Paul drm_crtc_vblank_put(crtc); 440a5c9aadSHai Li } 450a5c9aadSHai Li } 460a5c9aadSHai Li 47db8f4d5dSSean Paul int msm_atomic_prepare_fb(struct drm_plane *plane, 48db8f4d5dSSean Paul struct drm_plane_state *new_state) 49db8f4d5dSSean Paul { 50db8f4d5dSSean Paul struct msm_drm_private *priv = plane->dev->dev_private; 51db8f4d5dSSean Paul struct msm_kms *kms = priv->kms; 52db8f4d5dSSean Paul 53db8f4d5dSSean Paul if (!new_state->fb) 54db8f4d5dSSean Paul return 0; 55db8f4d5dSSean Paul 56*e78ad765SDaniel Vetter drm_gem_fb_prepare_fb(plane, new_state); 57db8f4d5dSSean Paul 58db8f4d5dSSean Paul return msm_framebuffer_prepare(new_state->fb, kms->aspace); 59db8f4d5dSSean Paul } 60db8f4d5dSSean Paul 61d14659f5SSean Paul void msm_atomic_commit_tail(struct drm_atomic_state *state) 62cf3a7e4cSRob Clark { 63cf3a7e4cSRob Clark struct drm_device *dev = state->dev; 640b776d45SRob Clark struct msm_drm_private *priv = dev->dev_private; 650b776d45SRob Clark struct msm_kms *kms = priv->kms; 660b776d45SRob Clark 670b776d45SRob Clark kms->funcs->prepare_commit(kms, state); 68cf3a7e4cSRob Clark 691af434a9SDaniel Vetter drm_atomic_helper_commit_modeset_disables(dev, state); 70cf3a7e4cSRob Clark 712b58e98dSLiu Ying drm_atomic_helper_commit_planes(dev, state, 0); 72cf3a7e4cSRob Clark 731af434a9SDaniel Vetter drm_atomic_helper_commit_modeset_enables(dev, state); 74cf3a7e4cSRob Clark 752b7ac1a8SJeykumar Sankaran if (kms->funcs->commit) { 762b7ac1a8SJeykumar Sankaran DRM_DEBUG_ATOMIC("triggering commit\n"); 772b7ac1a8SJeykumar Sankaran kms->funcs->commit(kms, state); 782b7ac1a8SJeykumar Sankaran } 792b7ac1a8SJeykumar Sankaran 8050bcc689SSean Paul if (!state->legacy_cursor_update) 810a5c9aadSHai Li msm_atomic_wait_for_commit_done(dev, state); 82cf3a7e4cSRob Clark 830b776d45SRob Clark kms->funcs->complete_commit(kms, state); 8470db18dcSSean Paul 8570db18dcSSean Paul drm_atomic_helper_commit_hw_done(state); 8670db18dcSSean Paul 8770db18dcSSean Paul drm_atomic_helper_cleanup_planes(dev, state); 88347b90b4SSean Paul } 89