929 static struct pinctrl_state *find_state(struct pinctrl *p,  in find_state()  argument
934 	list_for_each_entry(state, &p->states, node)  in find_state()
941 static struct pinctrl_state *create_state(struct pinctrl *p,  in create_state()  argument
953 	list_add_tail(&state->node, &p->states);  in create_state()
958 static int add_setting(struct pinctrl *p, struct pinctrl_dev *pctldev,  in add_setting()  argument
965 	state = find_state(p, map->name);  in add_setting()
967 		state = create_state(p, map->name);  in add_setting()
994 		dev_info(p->dev, "unknown pinctrl device %s in map entry, deferring probe",  in add_setting()
1025 	struct pinctrl *p;  in find_pinctrl()  local
1028 	list_for_each_entry(p, &pinctrl_list, node)  in find_pinctrl()
1029 		if (p->dev == dev) {  in find_pinctrl()
1031 			return p;  in find_pinctrl()
1038 static void pinctrl_free(struct pinctrl *p, bool inlist);
1043 	struct pinctrl *p;  in create_pinctrl()  local
1054 	p = kzalloc(sizeof(*p), GFP_KERNEL);  in create_pinctrl()
1055 	if (!p)  in create_pinctrl()
1057 	p->dev = dev;  in create_pinctrl()
1058 	INIT_LIST_HEAD(&p->states);  in create_pinctrl()
1059 	INIT_LIST_HEAD(&p->dt_maps);  in create_pinctrl()
1061 	ret = pinctrl_dt_to_map(p, pctldev);  in create_pinctrl()
1063 		kfree(p);  in create_pinctrl()
1086 		ret = add_setting(p, pctldev, map);  in create_pinctrl()
1102 			pinctrl_free(p, false);  in create_pinctrl()
1110 		pinctrl_free(p, false);  in create_pinctrl()
1114 	kref_init(&p->users);  in create_pinctrl()
1118 	list_add_tail(&p->node, &pinctrl_list);  in create_pinctrl()
1121 	return p;  in create_pinctrl()
1130 	struct pinctrl *p;  in pinctrl_get()  local
1140 	p = find_pinctrl(dev);  in pinctrl_get()
1141 	if (p) {  in pinctrl_get()
1143 		kref_get(&p->users);  in pinctrl_get()
1144 		return p;  in pinctrl_get()
1169 static void pinctrl_free(struct pinctrl *p, bool inlist)  in pinctrl_free()  argument
1175 	list_for_each_entry_safe(state, n1, &p->states, node) {  in pinctrl_free()
1177 			pinctrl_free_setting(state == p->state, setting);  in pinctrl_free()
1185 	pinctrl_dt_free_maps(p);  in pinctrl_free()
1188 		list_del(&p->node);  in pinctrl_free()
1189 	kfree(p);  in pinctrl_free()
1199 	struct pinctrl *p = container_of(kref, struct pinctrl, users);  in pinctrl_release()  local
1201 	pinctrl_free(p, true);  in pinctrl_release()
1208 void pinctrl_put(struct pinctrl *p)  in pinctrl_put()  argument
1210 	kref_put(&p->users, pinctrl_release);  in pinctrl_put()
1219 struct pinctrl_state *pinctrl_lookup_state(struct pinctrl *p,  in pinctrl_lookup_state()  argument
1224 	state = find_state(p, name);  in pinctrl_lookup_state()
1228 			dev_dbg(p->dev, "using pinctrl dummy state (%s)\n",  in pinctrl_lookup_state()
1230 			state = create_state(p, name);  in pinctrl_lookup_state()
1253 static int pinctrl_commit_state(struct pinctrl *p, struct pinctrl_state *state)  in pinctrl_commit_state()  argument
1256 	struct pinctrl_state *old_state = READ_ONCE(p->state);  in pinctrl_commit_state()
1273 	p->state = NULL;  in pinctrl_commit_state()
1294 		if (p != setting->pctldev->p)  in pinctrl_commit_state()
1295 			pinctrl_link_add(setting->pctldev, p->dev);  in pinctrl_commit_state()
1318 		if (p != setting->pctldev->p)  in pinctrl_commit_state()
1319 			pinctrl_link_add(setting->pctldev, p->dev);  in pinctrl_commit_state()
1322 	p->state = state;  in pinctrl_commit_state()
1327 	dev_err(p->dev, "Error applying setting, reverse things back\n");  in pinctrl_commit_state()
1345 		pinctrl_select_state(p, old_state);  in pinctrl_commit_state()
1355 int pinctrl_select_state(struct pinctrl *p, struct pinctrl_state *state)  in pinctrl_select_state()  argument
1357 	if (p->state == state)  in pinctrl_select_state()
1360 	return pinctrl_commit_state(p, state);  in pinctrl_select_state()
1378 	struct pinctrl **ptr, *p;  in devm_pinctrl_get()  local
1384 	p = pinctrl_get(dev);  in devm_pinctrl_get()
1385 	if (!IS_ERR(p)) {  in devm_pinctrl_get()
1386 		*ptr = p;  in devm_pinctrl_get()
1392 	return p;  in devm_pinctrl_get()
1398 	struct pinctrl **p = res;  in devm_pinctrl_match()  local
1400 	return *p == data;  in devm_pinctrl_match()
1411 void devm_pinctrl_put(struct pinctrl *p)  in devm_pinctrl_put()  argument
1413 	WARN_ON(devres_release(p->dev, devm_pinctrl_release,  in devm_pinctrl_put()
1414 			       devm_pinctrl_match, p));  in devm_pinctrl_put()
1518 	if (!IS_ERR(pctldev->p) && !IS_ERR(pctldev->hog_sleep))  in pinctrl_force_sleep()
1519 		return pinctrl_commit_state(pctldev->p, pctldev->hog_sleep);  in pinctrl_force_sleep()
1530 	if (!IS_ERR(pctldev->p) && !IS_ERR(pctldev->hog_default))  in pinctrl_force_default()
1531 		return pinctrl_commit_state(pctldev->p, pctldev->hog_default);  in pinctrl_force_default()
1555 	if (pins->p->state != pins->init_state)  in pinctrl_init_done()
1561 	ret = pinctrl_select_state(pins->p, pins->default_state);  in pinctrl_init_done()
1576 	ret = pinctrl_select_state(pins->p, state);  in pinctrl_select_bound_state()
1863 	struct pinctrl *p;  in pinctrl_show()  local
1871 	list_for_each_entry(p, &pinctrl_list, node) {  in pinctrl_show()
1873 			   dev_name(p->dev),  in pinctrl_show()
1874 			   p->state ? p->state->name : "none");  in pinctrl_show()
1876 		list_for_each_entry(state, &p->states, node) {  in pinctrl_show()
2085 	pctldev->p = create_pinctrl(pctldev->dev, pctldev);  in pinctrl_claim_hogs()
2086 	if (PTR_ERR(pctldev->p) == -ENODEV) {  in pinctrl_claim_hogs()
2092 	if (IS_ERR(pctldev->p)) {  in pinctrl_claim_hogs()
2094 			PTR_ERR(pctldev->p));  in pinctrl_claim_hogs()
2096 		return PTR_ERR(pctldev->p);  in pinctrl_claim_hogs()
2100 		pinctrl_lookup_state(pctldev->p, PINCTRL_STATE_DEFAULT);  in pinctrl_claim_hogs()
2105 		if (pinctrl_select_state(pctldev->p,  in pinctrl_claim_hogs()
2112 		pinctrl_lookup_state(pctldev->p,  in pinctrl_claim_hogs()
2186 	struct pinctrl_dev *p;  in pinctrl_register_and_init()  local
2188 	p = pinctrl_init_controller(pctldesc, dev, driver_data);  in pinctrl_register_and_init()
2189 	if (IS_ERR(p))  in pinctrl_register_and_init()
2190 		return PTR_ERR(p);  in pinctrl_register_and_init()
2198 	*pctldev = p;  in pinctrl_register_and_init()
2221 	if (!IS_ERR_OR_NULL(pctldev->p))  in pinctrl_unregister()
2222 		pinctrl_put(pctldev->p);  in pinctrl_unregister()