32 int pinmux_check_ops(struct pinctrl_dev *pctldev)  in pinmux_check_ops()  argument
34 	const struct pinmux_ops *ops = pctldev->desc->pmxops;  in pinmux_check_ops()
44 		dev_err(pctldev->dev, "pinmux ops lacks necessary functions\n");  in pinmux_check_ops()
48 	nfuncs = ops->get_functions_count(pctldev);  in pinmux_check_ops()
50 		const char *fname = ops->get_function_name(pctldev,  in pinmux_check_ops()
53 			dev_err(pctldev->dev, "pinmux ops has no name for function%u\n",  in pinmux_check_ops()
84 bool pinmux_can_be_used_for_gpio(struct pinctrl_dev *pctldev, unsigned pin)  in pinmux_can_be_used_for_gpio()  argument
86 	struct pin_desc *desc = pin_desc_get(pctldev, pin);  in pinmux_can_be_used_for_gpio()
87 	const struct pinmux_ops *ops = pctldev->desc->pmxops;  in pinmux_can_be_used_for_gpio()
108 static int pin_request(struct pinctrl_dev *pctldev,  in pin_request()  argument
113 	const struct pinmux_ops *ops = pctldev->desc->pmxops;  in pin_request()
116 	desc = pin_desc_get(pctldev, pin);  in pin_request()
118 		dev_err(pctldev->dev,  in pin_request()
124 	dev_dbg(pctldev->dev, "request pin %d (%s) for %s\n",  in pin_request()
129 		dev_err(pctldev->dev,  in pin_request()
136 		dev_err(pctldev->dev,  in pin_request()
153 	if (!try_module_get(pctldev->owner)) {  in pin_request()
154 		dev_err(pctldev->dev,  in pin_request()
167 		status = ops->gpio_request_enable(pctldev, gpio_range, pin);  in pin_request()
169 		status = ops->request(pctldev, pin);  in pin_request()
174 		dev_err(pctldev->dev, "request() failed for pin %d\n", pin);  in pin_request()
175 		module_put(pctldev->owner);  in pin_request()
190 		dev_err(pctldev->dev, "pin-%d (%s) status %d\n",  in pin_request()
207 static const char *pin_free(struct pinctrl_dev *pctldev, int pin,  in pin_free()  argument
210 	const struct pinmux_ops *ops = pctldev->desc->pmxops;  in pin_free()
214 	desc = pin_desc_get(pctldev, pin);  in pin_free()
216 		dev_err(pctldev->dev,  in pin_free()
237 		ops->gpio_disable_free(pctldev, gpio_range, pin);  in pin_free()
239 		ops->free(pctldev, pin);  in pin_free()
250 	module_put(pctldev->owner);  in pin_free()
262 int pinmux_request_gpio(struct pinctrl_dev *pctldev,  in pinmux_request_gpio()  argument
274 	ret = pin_request(pctldev, pin, owner, range);  in pinmux_request_gpio()
287 void pinmux_free_gpio(struct pinctrl_dev *pctldev, unsigned pin,  in pinmux_free_gpio()  argument
292 	owner = pin_free(pctldev, pin, range);  in pinmux_free_gpio()
303 int pinmux_gpio_direction(struct pinctrl_dev *pctldev,  in pinmux_gpio_direction()  argument
310 	ops = pctldev->desc->pmxops;  in pinmux_gpio_direction()
313 		ret = ops->gpio_set_direction(pctldev, range, pin, input);  in pinmux_gpio_direction()
320 static int pinmux_func_name_to_selector(struct pinctrl_dev *pctldev,  in pinmux_func_name_to_selector()  argument
323 	const struct pinmux_ops *ops = pctldev->desc->pmxops;  in pinmux_func_name_to_selector()
324 	unsigned nfuncs = ops->get_functions_count(pctldev);  in pinmux_func_name_to_selector()
329 		const char *fname = ops->get_function_name(pctldev, selector);  in pinmux_func_name_to_selector()
343 	struct pinctrl_dev *pctldev = setting->pctldev;  in pinmux_map_to_setting()  local
344 	const struct pinmux_ops *pmxops = pctldev->desc->pmxops;  in pinmux_map_to_setting()
351 		dev_err(pctldev->dev, "does not support mux function\n");  in pinmux_map_to_setting()
355 	ret = pinmux_func_name_to_selector(pctldev, map->data.mux.function);  in pinmux_map_to_setting()
357 		dev_err(pctldev->dev, "invalid function %s in map table\n",  in pinmux_map_to_setting()
363 	ret = pmxops->get_function_groups(pctldev, setting->data.mux.func,  in pinmux_map_to_setting()
366 		dev_err(pctldev->dev, "can't query groups for function %s\n",  in pinmux_map_to_setting()
371 		dev_err(pctldev->dev,  in pinmux_map_to_setting()
380 			dev_err(pctldev->dev,  in pinmux_map_to_setting()
389 	ret = pinctrl_get_group_selector(pctldev, group);  in pinmux_map_to_setting()
391 		dev_err(pctldev->dev, "invalid group %s in map table\n",  in pinmux_map_to_setting()
407 	struct pinctrl_dev *pctldev = setting->pctldev;  in pinmux_enable_setting()  local
408 	const struct pinctrl_ops *pctlops = pctldev->desc->pctlops;  in pinmux_enable_setting()
409 	const struct pinmux_ops *ops = pctldev->desc->pmxops;  in pinmux_enable_setting()
417 		ret = pctlops->get_group_pins(pctldev, setting->data.mux.group,  in pinmux_enable_setting()
424 		gname = pctlops->get_group_name(pctldev,  in pinmux_enable_setting()
426 		dev_warn(pctldev->dev,  in pinmux_enable_setting()
434 		ret = pin_request(pctldev, pins[i], setting->dev_name, NULL);  in pinmux_enable_setting()
439 			desc = pin_desc_get(pctldev, pins[i]);  in pinmux_enable_setting()
441 			gname = pctlops->get_group_name(pctldev,  in pinmux_enable_setting()
443 			dev_err(pctldev->dev,  in pinmux_enable_setting()
447 				pinctrl_dev_get_name(pctldev));  in pinmux_enable_setting()
454 		desc = pin_desc_get(pctldev, pins[i]);  in pinmux_enable_setting()
456 			dev_warn(pctldev->dev,  in pinmux_enable_setting()
464 	ret = ops->set_mux(pctldev, setting->data.mux.func,  in pinmux_enable_setting()
474 		desc = pin_desc_get(pctldev, pins[i]);  in pinmux_enable_setting()
481 		pin_free(pctldev, pins[i], NULL);  in pinmux_enable_setting()
488 	struct pinctrl_dev *pctldev = setting->pctldev;  in pinmux_disable_setting()  local
489 	const struct pinctrl_ops *pctlops = pctldev->desc->pctlops;  in pinmux_disable_setting()
497 		ret = pctlops->get_group_pins(pctldev, setting->data.mux.group,  in pinmux_disable_setting()
503 		gname = pctlops->get_group_name(pctldev,  in pinmux_disable_setting()
505 		dev_warn(pctldev->dev,  in pinmux_disable_setting()
513 		desc = pin_desc_get(pctldev, pins[i]);  in pinmux_disable_setting()
515 			dev_warn(pctldev->dev,  in pinmux_disable_setting()
521 			pin_free(pctldev, pins[i], NULL);  in pinmux_disable_setting()
525 			gname = pctlops->get_group_name(pctldev,  in pinmux_disable_setting()
527 			dev_warn(pctldev->dev,  in pinmux_disable_setting()
541 	struct pinctrl_dev *pctldev = s->private;  in pinmux_functions_show()  local
542 	const struct pinmux_ops *pmxops = pctldev->desc->pmxops;  in pinmux_functions_show()
549 	mutex_lock(&pctldev->mutex);  in pinmux_functions_show()
550 	nfuncs = pmxops->get_functions_count(pctldev);  in pinmux_functions_show()
552 		const char *func = pmxops->get_function_name(pctldev,  in pinmux_functions_show()
559 		ret = pmxops->get_function_groups(pctldev, func_selector,  in pinmux_functions_show()
576 	mutex_unlock(&pctldev->mutex);  in pinmux_functions_show()
583 	struct pinctrl_dev *pctldev = s->private;  in pinmux_pins_show()  local
584 	const struct pinctrl_ops *pctlops = pctldev->desc->pctlops;  in pinmux_pins_show()
585 	const struct pinmux_ops *pmxops = pctldev->desc->pmxops;  in pinmux_pins_show()
599 	mutex_lock(&pctldev->mutex);  in pinmux_pins_show()
602 	for (i = 0; i < pctldev->desc->npins; i++) {  in pinmux_pins_show()
606 		pin = pctldev->desc->pins[i].number;  in pinmux_pins_show()
607 		desc = pin_desc_get(pctldev, pin);  in pinmux_pins_show()
613 		    !strcmp(desc->mux_owner, pinctrl_dev_get_name(pctldev)))  in pinmux_pins_show()
640 				   pmxops->get_function_name(pctldev,  in pinmux_pins_show()
642 				   pctlops->get_group_name(pctldev,  in pinmux_pins_show()
648 	mutex_unlock(&pctldev->mutex);  in pinmux_pins_show()
663 	struct pinctrl_dev *pctldev = setting->pctldev;  in pinmux_show_setting()  local
664 	const struct pinmux_ops *pmxops = pctldev->desc->pmxops;  in pinmux_show_setting()
665 	const struct pinctrl_ops *pctlops = pctldev->desc->pctlops;  in pinmux_show_setting()
668 		   pctlops->get_group_name(pctldev, setting->data.mux.group),  in pinmux_show_setting()
670 		   pmxops->get_function_name(pctldev, setting->data.mux.func),  in pinmux_show_setting()
682 	struct pinctrl_dev *pctldev = sfile->private;  in pinmux_select()  local
683 	const struct pinmux_ops *pmxops = pctldev->desc->pmxops;  in pinmux_select()
724 	ret = pinmux_func_name_to_selector(pctldev, fname);  in pinmux_select()
726 		dev_err(pctldev->dev, "invalid function %s in map table\n", fname);  in pinmux_select()
731 	ret = pmxops->get_function_groups(pctldev, fsel, &groups, &num_groups);  in pinmux_select()
733 		dev_err(pctldev->dev, "no groups for function %d (%s)", fsel, fname);  in pinmux_select()
739 		dev_err(pctldev->dev, "invalid group %s", gname);  in pinmux_select()
743 	ret = pinctrl_get_group_selector(pctldev, gname);  in pinmux_select()
745 		dev_err(pctldev->dev, "failed to get group selector for %s", gname);  in pinmux_select()
750 	ret = pmxops->set_mux(pctldev, fsel, gsel);  in pinmux_select()
752 		dev_err(pctldev->dev, "set_mux() failed: %d", ret);  in pinmux_select()
777 			 struct pinctrl_dev *pctldev)  in pinmux_init_device_debugfs()  argument
780 			    devroot, pctldev, &pinmux_functions_fops);  in pinmux_init_device_debugfs()
782 			    devroot, pctldev, &pinmux_pins_fops);  in pinmux_init_device_debugfs()
784 			    devroot, pctldev, &pinmux_select_ops);  in pinmux_init_device_debugfs()
795 int pinmux_generic_get_function_count(struct pinctrl_dev *pctldev)  in pinmux_generic_get_function_count()  argument
797 	return pctldev->num_functions;  in pinmux_generic_get_function_count()
807 pinmux_generic_get_function_name(struct pinctrl_dev *pctldev,  in pinmux_generic_get_function_name()  argument
812 	function = radix_tree_lookup(&pctldev->pin_function_tree,  in pinmux_generic_get_function_name()
828 int pinmux_generic_get_function_groups(struct pinctrl_dev *pctldev,  in pinmux_generic_get_function_groups()  argument
835 	function = radix_tree_lookup(&pctldev->pin_function_tree,  in pinmux_generic_get_function_groups()
838 		dev_err(pctldev->dev, "%s could not find function%i\n",  in pinmux_generic_get_function_groups()
854 struct function_desc *pinmux_generic_get_function(struct pinctrl_dev *pctldev,  in pinmux_generic_get_function()  argument
859 	function = radix_tree_lookup(&pctldev->pin_function_tree,  in pinmux_generic_get_function()
876 int pinmux_generic_add_function(struct pinctrl_dev *pctldev,  in pinmux_generic_add_function()  argument
888 	selector = pinmux_func_name_to_selector(pctldev, name);  in pinmux_generic_add_function()
892 	selector = pctldev->num_functions;  in pinmux_generic_add_function()
894 	function = devm_kzalloc(pctldev->dev, sizeof(*function), GFP_KERNEL);  in pinmux_generic_add_function()
903 	radix_tree_insert(&pctldev->pin_function_tree, selector, function);  in pinmux_generic_add_function()
905 	pctldev->num_functions++;  in pinmux_generic_add_function()
918 int pinmux_generic_remove_function(struct pinctrl_dev *pctldev,  in pinmux_generic_remove_function()  argument
923 	function = radix_tree_lookup(&pctldev->pin_function_tree,  in pinmux_generic_remove_function()
928 	radix_tree_delete(&pctldev->pin_function_tree, selector);  in pinmux_generic_remove_function()
929 	devm_kfree(pctldev->dev, function);  in pinmux_generic_remove_function()
931 	pctldev->num_functions--;  in pinmux_generic_remove_function()
945 void pinmux_generic_free_functions(struct pinctrl_dev *pctldev)  in pinmux_generic_free_functions()  argument
950 	radix_tree_for_each_slot(slot, &pctldev->pin_function_tree, &iter, 0)  in pinmux_generic_free_functions()
951 		radix_tree_delete(&pctldev->pin_function_tree, iter.index);  in pinmux_generic_free_functions()
953 	pctldev->num_functions = 0;  in pinmux_generic_free_functions()