133 int tegra_display_hub_prepare(struct tegra_display_hub *hub)  in tegra_display_hub_prepare()  argument
143 	for (i = 0; i < hub->soc->num_wgrps; i++) {  in tegra_display_hub_prepare()
144 		struct tegra_windowgroup *wgrp = &hub->wgrps[i];  in tegra_display_hub_prepare()
154 void tegra_display_hub_cleanup(struct tegra_display_hub *hub)  in tegra_display_hub_cleanup()  argument
162 	for (i = 0; i < hub->soc->num_wgrps; i++) {  in tegra_display_hub_cleanup()
163 		struct tegra_windowgroup *wgrp = &hub->wgrps[i];  in tegra_display_hub_cleanup()
542 	struct tegra_display_hub *hub = tegra->hub;  in tegra_shared_plane_create()  local
559 	plane->wgrp = &hub->wgrps[wgrp];  in tegra_shared_plane_create()
611 tegra_display_hub_get_state(struct tegra_display_hub *hub,  in tegra_display_hub_get_state()  argument
614 	struct drm_device *drm = dev_get_drvdata(hub->client.parent);  in tegra_display_hub_get_state()
619 	priv = drm_atomic_get_private_obj_state(state, &hub->base);  in tegra_display_hub_get_state()
635 	if (!tegra->hub)  in tegra_display_hub_atomic_check()
638 	hub_state = tegra_display_hub_get_state(tegra->hub, state);  in tegra_display_hub_atomic_check()
643 	 * The display hub display clock needs to be fed by the display clock  in tegra_display_hub_atomic_check()
691 	struct tegra_display_hub *hub = tegra->hub;  in tegra_display_hub_atomic_commit()  local
693 	struct device *dev = hub->client.dev;  in tegra_display_hub_atomic_commit()
696 	hub_state = to_tegra_display_hub_state(hub->base.state);  in tegra_display_hub_atomic_commit()
704 		err = clk_set_parent(hub->clk_disp, hub_state->clk);  in tegra_display_hub_atomic_commit()
707 				hub->clk_disp, hub_state->clk, err);  in tegra_display_hub_atomic_commit()
716 	struct tegra_display_hub *hub = to_tegra_display_hub(client);  in tegra_display_hub_init()  local
725 	drm_atomic_private_obj_init(&hub->base, &state->base,  in tegra_display_hub_init()
728 	tegra->hub = hub;  in tegra_display_hub_init()
738 	drm_atomic_private_obj_fini(&tegra->hub->base);  in tegra_display_hub_exit()
739 	tegra->hub = NULL;  in tegra_display_hub_exit()
751 	struct tegra_display_hub *hub;  in tegra_display_hub_probe()  local
755 	hub = devm_kzalloc(&pdev->dev, sizeof(*hub), GFP_KERNEL);  in tegra_display_hub_probe()
756 	if (!hub)  in tegra_display_hub_probe()
759 	hub->soc = of_device_get_match_data(&pdev->dev);  in tegra_display_hub_probe()
761 	hub->clk_disp = devm_clk_get(&pdev->dev, "disp");  in tegra_display_hub_probe()
762 	if (IS_ERR(hub->clk_disp)) {  in tegra_display_hub_probe()
763 		err = PTR_ERR(hub->clk_disp);  in tegra_display_hub_probe()
767 	hub->clk_dsc = devm_clk_get(&pdev->dev, "dsc");  in tegra_display_hub_probe()
768 	if (IS_ERR(hub->clk_dsc)) {  in tegra_display_hub_probe()
769 		err = PTR_ERR(hub->clk_dsc);  in tegra_display_hub_probe()
773 	hub->clk_hub = devm_clk_get(&pdev->dev, "hub");  in tegra_display_hub_probe()
774 	if (IS_ERR(hub->clk_hub)) {  in tegra_display_hub_probe()
775 		err = PTR_ERR(hub->clk_hub);  in tegra_display_hub_probe()
779 	hub->rst = devm_reset_control_get(&pdev->dev, "misc");  in tegra_display_hub_probe()
780 	if (IS_ERR(hub->rst)) {  in tegra_display_hub_probe()
781 		err = PTR_ERR(hub->rst);  in tegra_display_hub_probe()
785 	hub->wgrps = devm_kcalloc(&pdev->dev, hub->soc->num_wgrps,  in tegra_display_hub_probe()
786 				  sizeof(*hub->wgrps), GFP_KERNEL);  in tegra_display_hub_probe()
787 	if (!hub->wgrps)  in tegra_display_hub_probe()
790 	for (i = 0; i < hub->soc->num_wgrps; i++) {  in tegra_display_hub_probe()
791 		struct tegra_windowgroup *wgrp = &hub->wgrps[i];  in tegra_display_hub_probe()
809 	err = reset_control_assert(hub->rst);  in tegra_display_hub_probe()
813 	platform_set_drvdata(pdev, hub);  in tegra_display_hub_probe()
816 	INIT_LIST_HEAD(&hub->client.list);  in tegra_display_hub_probe()
817 	hub->client.ops = &tegra_display_hub_ops;  in tegra_display_hub_probe()
818 	hub->client.dev = &pdev->dev;  in tegra_display_hub_probe()
820 	err = host1x_client_register(&hub->client);  in tegra_display_hub_probe()
830 	struct tegra_display_hub *hub = platform_get_drvdata(pdev);  in tegra_display_hub_remove()  local
833 	err = host1x_client_unregister(&hub->client);  in tegra_display_hub_remove()
846 	struct tegra_display_hub *hub = dev_get_drvdata(dev);  in tegra_display_hub_suspend()  local
849 	err = reset_control_assert(hub->rst);  in tegra_display_hub_suspend()
853 	clk_disable_unprepare(hub->clk_hub);  in tegra_display_hub_suspend()
854 	clk_disable_unprepare(hub->clk_dsc);  in tegra_display_hub_suspend()
855 	clk_disable_unprepare(hub->clk_disp);  in tegra_display_hub_suspend()
862 	struct tegra_display_hub *hub = dev_get_drvdata(dev);  in tegra_display_hub_resume()  local
865 	err = clk_prepare_enable(hub->clk_disp);  in tegra_display_hub_resume()
869 	err = clk_prepare_enable(hub->clk_dsc);  in tegra_display_hub_resume()
873 	err = clk_prepare_enable(hub->clk_hub);  in tegra_display_hub_resume()
877 	err = reset_control_deassert(hub->rst);  in tegra_display_hub_resume()
884 	clk_disable_unprepare(hub->clk_hub);  in tegra_display_hub_resume()
886 	clk_disable_unprepare(hub->clk_dsc);  in tegra_display_hub_resume()
888 	clk_disable_unprepare(hub->clk_disp);  in tegra_display_hub_resume()
913 		.name = "tegra-display-hub",