131 int tegra_display_hub_prepare(struct tegra_display_hub *hub)  in tegra_display_hub_prepare()  argument
141 	for (i = 0; i < hub->soc->num_wgrps; i++) {  in tegra_display_hub_prepare()
142 		struct tegra_windowgroup *wgrp = &hub->wgrps[i];  in tegra_display_hub_prepare()
150 void tegra_display_hub_cleanup(struct tegra_display_hub *hub)  in tegra_display_hub_cleanup()  argument
158 	for (i = 0; i < hub->soc->num_wgrps; i++) {  in tegra_display_hub_cleanup()
159 		struct tegra_windowgroup *wgrp = &hub->wgrps[i];  in tegra_display_hub_cleanup()
536 	struct tegra_display_hub *hub = tegra->hub;  in tegra_shared_plane_create()  local
553 	plane->wgrp = &hub->wgrps[wgrp];  in tegra_shared_plane_create()
605 tegra_display_hub_get_state(struct tegra_display_hub *hub,  in tegra_display_hub_get_state()  argument
608 	struct drm_device *drm = dev_get_drvdata(hub->client.parent);  in tegra_display_hub_get_state()
613 	priv = drm_atomic_get_private_obj_state(state, &hub->base);  in tegra_display_hub_get_state()
629 	if (!tegra->hub)  in tegra_display_hub_atomic_check()
632 	hub_state = tegra_display_hub_get_state(tegra->hub, state);  in tegra_display_hub_atomic_check()
685 	struct tegra_display_hub *hub = tegra->hub;  in tegra_display_hub_atomic_commit()  local
687 	struct device *dev = hub->client.dev;  in tegra_display_hub_atomic_commit()
690 	hub_state = to_tegra_display_hub_state(hub->base.state);  in tegra_display_hub_atomic_commit()
698 		err = clk_set_parent(hub->clk_disp, hub_state->clk);  in tegra_display_hub_atomic_commit()
701 				hub->clk_disp, hub_state->clk, err);  in tegra_display_hub_atomic_commit()
710 	struct tegra_display_hub *hub = to_tegra_display_hub(client);  in tegra_display_hub_init()  local
719 	drm_atomic_private_obj_init(drm, &hub->base, &state->base,  in tegra_display_hub_init()
722 	tegra->hub = hub;  in tegra_display_hub_init()
732 	drm_atomic_private_obj_fini(&tegra->hub->base);  in tegra_display_hub_exit()
733 	tegra->hub = NULL;  in tegra_display_hub_exit()
746 	struct tegra_display_hub *hub;  in tegra_display_hub_probe()  local
751 	hub = devm_kzalloc(&pdev->dev, sizeof(*hub), GFP_KERNEL);  in tegra_display_hub_probe()
752 	if (!hub)  in tegra_display_hub_probe()
755 	hub->soc = of_device_get_match_data(&pdev->dev);  in tegra_display_hub_probe()
757 	hub->clk_disp = devm_clk_get(&pdev->dev, "disp");  in tegra_display_hub_probe()
758 	if (IS_ERR(hub->clk_disp)) {  in tegra_display_hub_probe()
759 		err = PTR_ERR(hub->clk_disp);  in tegra_display_hub_probe()
763 	if (hub->soc->supports_dsc) {  in tegra_display_hub_probe()
764 		hub->clk_dsc = devm_clk_get(&pdev->dev, "dsc");  in tegra_display_hub_probe()
765 		if (IS_ERR(hub->clk_dsc)) {  in tegra_display_hub_probe()
766 			err = PTR_ERR(hub->clk_dsc);  in tegra_display_hub_probe()
771 	hub->clk_hub = devm_clk_get(&pdev->dev, "hub");  in tegra_display_hub_probe()
772 	if (IS_ERR(hub->clk_hub)) {  in tegra_display_hub_probe()
773 		err = PTR_ERR(hub->clk_hub);  in tegra_display_hub_probe()
777 	hub->rst = devm_reset_control_get(&pdev->dev, "misc");  in tegra_display_hub_probe()
778 	if (IS_ERR(hub->rst)) {  in tegra_display_hub_probe()
779 		err = PTR_ERR(hub->rst);  in tegra_display_hub_probe()
783 	hub->wgrps = devm_kcalloc(&pdev->dev, hub->soc->num_wgrps,  in tegra_display_hub_probe()
784 				  sizeof(*hub->wgrps), GFP_KERNEL);  in tegra_display_hub_probe()
785 	if (!hub->wgrps)  in tegra_display_hub_probe()
788 	for (i = 0; i < hub->soc->num_wgrps; i++) {  in tegra_display_hub_probe()
789 		struct tegra_windowgroup *wgrp = &hub->wgrps[i];  in tegra_display_hub_probe()
806 	hub->num_heads = of_get_child_count(pdev->dev.of_node);  in tegra_display_hub_probe()
808 	hub->clk_heads = devm_kcalloc(&pdev->dev, hub->num_heads, sizeof(clk),  in tegra_display_hub_probe()
810 	if (!hub->clk_heads)  in tegra_display_hub_probe()
813 	for (i = 0; i < hub->num_heads; i++) {  in tegra_display_hub_probe()
829 		hub->clk_heads[i] = clk;  in tegra_display_hub_probe()
835 	err = reset_control_assert(hub->rst);  in tegra_display_hub_probe()
839 	platform_set_drvdata(pdev, hub);  in tegra_display_hub_probe()
842 	INIT_LIST_HEAD(&hub->client.list);  in tegra_display_hub_probe()
843 	hub->client.ops = &tegra_display_hub_ops;  in tegra_display_hub_probe()
844 	hub->client.dev = &pdev->dev;  in tegra_display_hub_probe()
846 	err = host1x_client_register(&hub->client);  in tegra_display_hub_probe()
856 	struct tegra_display_hub *hub = platform_get_drvdata(pdev);  in tegra_display_hub_remove()  local
859 	err = host1x_client_unregister(&hub->client);  in tegra_display_hub_remove()
872 	struct tegra_display_hub *hub = dev_get_drvdata(dev);  in tegra_display_hub_suspend()  local
873 	unsigned int i = hub->num_heads;  in tegra_display_hub_suspend()
876 	err = reset_control_assert(hub->rst);  in tegra_display_hub_suspend()
881 		clk_disable_unprepare(hub->clk_heads[i]);  in tegra_display_hub_suspend()
883 	clk_disable_unprepare(hub->clk_hub);  in tegra_display_hub_suspend()
884 	clk_disable_unprepare(hub->clk_dsc);  in tegra_display_hub_suspend()
885 	clk_disable_unprepare(hub->clk_disp);  in tegra_display_hub_suspend()
892 	struct tegra_display_hub *hub = dev_get_drvdata(dev);  in tegra_display_hub_resume()  local
896 	err = clk_prepare_enable(hub->clk_disp);  in tegra_display_hub_resume()
900 	err = clk_prepare_enable(hub->clk_dsc);  in tegra_display_hub_resume()
904 	err = clk_prepare_enable(hub->clk_hub);  in tegra_display_hub_resume()
908 	for (i = 0; i < hub->num_heads; i++) {  in tegra_display_hub_resume()
909 		err = clk_prepare_enable(hub->clk_heads[i]);  in tegra_display_hub_resume()
914 	err = reset_control_deassert(hub->rst);  in tegra_display_hub_resume()
922 		clk_disable_unprepare(hub->clk_heads[i]);  in tegra_display_hub_resume()
924 	clk_disable_unprepare(hub->clk_hub);  in tegra_display_hub_resume()
926 	clk_disable_unprepare(hub->clk_dsc);  in tegra_display_hub_resume()
928 	clk_disable_unprepare(hub->clk_disp);  in tegra_display_hub_resume()