1*caab277bSThomas Gleixner // SPDX-License-Identifier: GPL-2.0-only 2cf3a7e4cSRob Clark /* 3cf3a7e4cSRob Clark * Copyright (C) 2014 Red Hat 4cf3a7e4cSRob Clark * Author: Rob Clark <robdclark@gmail.com> 5cf3a7e4cSRob Clark */ 6cf3a7e4cSRob Clark 772fdb40cSDaniel Vetter #include <drm/drm_atomic_uapi.h> 872fdb40cSDaniel Vetter 9cf3a7e4cSRob Clark #include "msm_drv.h" 10db8f4d5dSSean Paul #include "msm_gem.h" 11cf3a7e4cSRob Clark #include "msm_kms.h" 12cf3a7e4cSRob Clark 130a5c9aadSHai Li static void msm_atomic_wait_for_commit_done(struct drm_device *dev, 140a5c9aadSHai Li struct drm_atomic_state *old_state) 150a5c9aadSHai Li { 160a5c9aadSHai Li struct drm_crtc *crtc; 17d7429669SMaarten Lankhorst struct drm_crtc_state *new_crtc_state; 180a5c9aadSHai Li struct msm_drm_private *priv = old_state->dev->dev_private; 190a5c9aadSHai Li struct msm_kms *kms = priv->kms; 200a5c9aadSHai Li int i; 210a5c9aadSHai Li 22d7429669SMaarten Lankhorst for_each_new_crtc_in_state(old_state, crtc, new_crtc_state, i) { 23d7429669SMaarten Lankhorst if (!new_crtc_state->active) 240a5c9aadSHai Li continue; 250a5c9aadSHai Li 263b712e43SSean Paul if (drm_crtc_vblank_get(crtc)) 273b712e43SSean Paul continue; 283b712e43SSean Paul 290a5c9aadSHai Li kms->funcs->wait_for_crtc_commit_done(kms, crtc); 303b712e43SSean Paul 313b712e43SSean Paul drm_crtc_vblank_put(crtc); 320a5c9aadSHai Li } 330a5c9aadSHai Li } 340a5c9aadSHai Li 35db8f4d5dSSean Paul int msm_atomic_prepare_fb(struct drm_plane *plane, 36db8f4d5dSSean Paul struct drm_plane_state *new_state) 37db8f4d5dSSean Paul { 38db8f4d5dSSean Paul struct msm_drm_private *priv = plane->dev->dev_private; 39db8f4d5dSSean Paul struct msm_kms *kms = priv->kms; 40db8f4d5dSSean Paul struct drm_gem_object *obj; 41db8f4d5dSSean Paul struct dma_fence *fence; 42db8f4d5dSSean Paul 43db8f4d5dSSean Paul if (!new_state->fb) 44db8f4d5dSSean Paul return 0; 45db8f4d5dSSean Paul 46db8f4d5dSSean Paul obj = msm_framebuffer_bo(new_state->fb, 0); 47e2f597a2SBrian Masney fence = reservation_object_get_excl_rcu(obj->resv); 48db8f4d5dSSean Paul 49db8f4d5dSSean Paul drm_atomic_set_fence_for_plane(new_state, fence); 50db8f4d5dSSean Paul 51db8f4d5dSSean Paul return msm_framebuffer_prepare(new_state->fb, kms->aspace); 52db8f4d5dSSean Paul } 53db8f4d5dSSean Paul 54d14659f5SSean Paul void msm_atomic_commit_tail(struct drm_atomic_state *state) 55cf3a7e4cSRob Clark { 56cf3a7e4cSRob Clark struct drm_device *dev = state->dev; 570b776d45SRob Clark struct msm_drm_private *priv = dev->dev_private; 580b776d45SRob Clark struct msm_kms *kms = priv->kms; 590b776d45SRob Clark 600b776d45SRob Clark kms->funcs->prepare_commit(kms, state); 61cf3a7e4cSRob Clark 621af434a9SDaniel Vetter drm_atomic_helper_commit_modeset_disables(dev, state); 63cf3a7e4cSRob Clark 642b58e98dSLiu Ying drm_atomic_helper_commit_planes(dev, state, 0); 65cf3a7e4cSRob Clark 661af434a9SDaniel Vetter drm_atomic_helper_commit_modeset_enables(dev, state); 67cf3a7e4cSRob Clark 682b7ac1a8SJeykumar Sankaran if (kms->funcs->commit) { 692b7ac1a8SJeykumar Sankaran DRM_DEBUG_ATOMIC("triggering commit\n"); 702b7ac1a8SJeykumar Sankaran kms->funcs->commit(kms, state); 712b7ac1a8SJeykumar Sankaran } 722b7ac1a8SJeykumar Sankaran 7350bcc689SSean Paul if (!state->legacy_cursor_update) 740a5c9aadSHai Li msm_atomic_wait_for_commit_done(dev, state); 75cf3a7e4cSRob Clark 760b776d45SRob Clark kms->funcs->complete_commit(kms, state); 7770db18dcSSean Paul 7870db18dcSSean Paul drm_atomic_helper_commit_hw_done(state); 7970db18dcSSean Paul 8070db18dcSSean Paul drm_atomic_helper_cleanup_planes(dev, state); 81347b90b4SSean Paul } 82