156 int tegra_display_hub_prepare(struct tegra_display_hub *hub)  in tegra_display_hub_prepare()  argument
166 	for (i = 0; i < hub->soc->num_wgrps; i++) {  in tegra_display_hub_prepare()
167 		struct tegra_windowgroup *wgrp = &hub->wgrps[i];  in tegra_display_hub_prepare()
177 void tegra_display_hub_cleanup(struct tegra_display_hub *hub)  in tegra_display_hub_cleanup()  argument
185 	for (i = 0; i < hub->soc->num_wgrps; i++) {  in tegra_display_hub_cleanup()
186 		struct tegra_windowgroup *wgrp = &hub->wgrps[i];  in tegra_display_hub_cleanup()
763 	struct tegra_display_hub *hub = tegra->hub;  in tegra_shared_plane_create()  local
779 	plane->wgrp = &hub->wgrps[wgrp];  in tegra_shared_plane_create()
834 tegra_display_hub_get_state(struct tegra_display_hub *hub,  in tegra_display_hub_get_state()  argument
839 	priv = drm_atomic_get_private_obj_state(state, &hub->base);  in tegra_display_hub_get_state()
855 	if (!tegra->hub)  in tegra_display_hub_atomic_check()
858 	hub_state = tegra_display_hub_get_state(tegra->hub, state);  in tegra_display_hub_atomic_check()
916 	struct tegra_display_hub *hub = tegra->hub;  in tegra_display_hub_atomic_commit()  local
918 	struct device *dev = hub->client.dev;  in tegra_display_hub_atomic_commit()
921 	hub_state = to_tegra_display_hub_state(hub->base.state);  in tegra_display_hub_atomic_commit()
929 		err = clk_set_parent(hub->clk_disp, hub_state->clk);  in tegra_display_hub_atomic_commit()
932 				hub->clk_disp, hub_state->clk, err);  in tegra_display_hub_atomic_commit()
941 	struct tegra_display_hub *hub = to_tegra_display_hub(client);  in tegra_display_hub_init()  local
950 	drm_atomic_private_obj_init(drm, &hub->base, &state->base,  in tegra_display_hub_init()
953 	tegra->hub = hub;  in tegra_display_hub_init()
963 	drm_atomic_private_obj_fini(&tegra->hub->base);  in tegra_display_hub_exit()
964 	tegra->hub = NULL;  in tegra_display_hub_exit()
971 	struct tegra_display_hub *hub = to_tegra_display_hub(client);  in tegra_display_hub_runtime_suspend()  local
973 	unsigned int i = hub->num_heads;  in tegra_display_hub_runtime_suspend()
976 	err = reset_control_assert(hub->rst);  in tegra_display_hub_runtime_suspend()
981 		clk_disable_unprepare(hub->clk_heads[i]);  in tegra_display_hub_runtime_suspend()
983 	clk_disable_unprepare(hub->clk_hub);  in tegra_display_hub_runtime_suspend()
984 	clk_disable_unprepare(hub->clk_dsc);  in tegra_display_hub_runtime_suspend()
985 	clk_disable_unprepare(hub->clk_disp);  in tegra_display_hub_runtime_suspend()
994 	struct tegra_display_hub *hub = to_tegra_display_hub(client);  in tegra_display_hub_runtime_resume()  local
1005 	err = clk_prepare_enable(hub->clk_disp);  in tegra_display_hub_runtime_resume()
1009 	err = clk_prepare_enable(hub->clk_dsc);  in tegra_display_hub_runtime_resume()
1013 	err = clk_prepare_enable(hub->clk_hub);  in tegra_display_hub_runtime_resume()
1017 	for (i = 0; i < hub->num_heads; i++) {  in tegra_display_hub_runtime_resume()
1018 		err = clk_prepare_enable(hub->clk_heads[i]);  in tegra_display_hub_runtime_resume()
1023 	err = reset_control_deassert(hub->rst);  in tegra_display_hub_runtime_resume()
1031 		clk_disable_unprepare(hub->clk_heads[i]);  in tegra_display_hub_runtime_resume()
1033 	clk_disable_unprepare(hub->clk_hub);  in tegra_display_hub_runtime_resume()
1035 	clk_disable_unprepare(hub->clk_dsc);  in tegra_display_hub_runtime_resume()
1037 	clk_disable_unprepare(hub->clk_disp);  in tegra_display_hub_runtime_resume()
1054 	struct tegra_display_hub *hub;  in tegra_display_hub_probe()  local
1065 	hub = devm_kzalloc(&pdev->dev, sizeof(*hub), GFP_KERNEL);  in tegra_display_hub_probe()
1066 	if (!hub)  in tegra_display_hub_probe()
1069 	hub->soc = of_device_get_match_data(&pdev->dev);  in tegra_display_hub_probe()
1071 	hub->clk_disp = devm_clk_get(&pdev->dev, "disp");  in tegra_display_hub_probe()
1072 	if (IS_ERR(hub->clk_disp)) {  in tegra_display_hub_probe()
1073 		err = PTR_ERR(hub->clk_disp);  in tegra_display_hub_probe()
1077 	if (hub->soc->supports_dsc) {  in tegra_display_hub_probe()
1078 		hub->clk_dsc = devm_clk_get(&pdev->dev, "dsc");  in tegra_display_hub_probe()
1079 		if (IS_ERR(hub->clk_dsc)) {  in tegra_display_hub_probe()
1080 			err = PTR_ERR(hub->clk_dsc);  in tegra_display_hub_probe()
1085 	hub->clk_hub = devm_clk_get(&pdev->dev, "hub");  in tegra_display_hub_probe()
1086 	if (IS_ERR(hub->clk_hub)) {  in tegra_display_hub_probe()
1087 		err = PTR_ERR(hub->clk_hub);  in tegra_display_hub_probe()
1091 	hub->rst = devm_reset_control_get(&pdev->dev, "misc");  in tegra_display_hub_probe()
1092 	if (IS_ERR(hub->rst)) {  in tegra_display_hub_probe()
1093 		err = PTR_ERR(hub->rst);  in tegra_display_hub_probe()
1097 	hub->wgrps = devm_kcalloc(&pdev->dev, hub->soc->num_wgrps,  in tegra_display_hub_probe()
1098 				  sizeof(*hub->wgrps), GFP_KERNEL);  in tegra_display_hub_probe()
1099 	if (!hub->wgrps)  in tegra_display_hub_probe()
1102 	for (i = 0; i < hub->soc->num_wgrps; i++) {  in tegra_display_hub_probe()
1103 		struct tegra_windowgroup *wgrp = &hub->wgrps[i];  in tegra_display_hub_probe()
1120 	hub->num_heads = of_get_child_count(pdev->dev.of_node);  in tegra_display_hub_probe()
1122 	hub->clk_heads = devm_kcalloc(&pdev->dev, hub->num_heads, sizeof(clk),  in tegra_display_hub_probe()
1124 	if (!hub->clk_heads)  in tegra_display_hub_probe()
1127 	for (i = 0; i < hub->num_heads; i++) {  in tegra_display_hub_probe()
1143 		hub->clk_heads[i] = clk;  in tegra_display_hub_probe()
1149 	err = reset_control_assert(hub->rst);  in tegra_display_hub_probe()
1153 	platform_set_drvdata(pdev, hub);  in tegra_display_hub_probe()
1156 	INIT_LIST_HEAD(&hub->client.list);  in tegra_display_hub_probe()
1157 	hub->client.ops = &tegra_display_hub_ops;  in tegra_display_hub_probe()
1158 	hub->client.dev = &pdev->dev;  in tegra_display_hub_probe()
1160 	err = host1x_client_register(&hub->client);  in tegra_display_hub_probe()
1172 	host1x_client_unregister(&hub->client);  in tegra_display_hub_probe()
1179 	struct tegra_display_hub *hub = platform_get_drvdata(pdev);  in tegra_display_hub_remove()  local
1183 	err = host1x_client_unregister(&hub->client);  in tegra_display_hub_remove()
1189 	for (i = 0; i < hub->soc->num_wgrps; i++) {  in tegra_display_hub_remove()
1190 		struct tegra_windowgroup *wgrp = &hub->wgrps[i];  in tegra_display_hub_remove()