110 static struct intel_community *intel_get_community(struct intel_pinctrl *pctrl,  in intel_get_community()  argument
116 	for (i = 0; i < pctrl->ncommunities; i++) {  in intel_get_community()
117 		community = &pctrl->communities[i];  in intel_get_community()
123 	dev_warn(pctrl->dev, "failed to find community for pin %u\n", pin);  in intel_get_community()
127 static void __iomem *intel_get_padcfg(struct intel_pinctrl *pctrl, unsigned pin,  in intel_get_padcfg()  argument
133 	community = intel_get_community(pctrl, pin);  in intel_get_padcfg()
141 static bool intel_pad_owned_by_host(struct intel_pinctrl *pctrl, unsigned pin)  in intel_pad_owned_by_host()  argument
147 	community = intel_get_community(pctrl, pin);  in intel_pad_owned_by_host()
162 static bool intel_pad_reserved_for_acpi(struct intel_pinctrl *pctrl,  in intel_pad_reserved_for_acpi()  argument
169 	community = intel_get_community(pctrl, pin);  in intel_pad_reserved_for_acpi()
183 static bool intel_pad_locked(struct intel_pinctrl *pctrl, unsigned pin)  in intel_pad_locked()  argument
189 	community = intel_get_community(pctrl, pin);  in intel_pad_locked()
216 static bool intel_pad_usable(struct intel_pinctrl *pctrl, unsigned pin)  in intel_pad_usable()  argument
218 	return intel_pad_owned_by_host(pctrl, pin) &&  in intel_pad_usable()
219 		!intel_pad_reserved_for_acpi(pctrl, pin) &&  in intel_pad_usable()
220 		!intel_pad_locked(pctrl, pin);  in intel_pad_usable()
225 	struct intel_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev);  in intel_get_groups_count()  local
227 	return pctrl->soc->ngroups;  in intel_get_groups_count()
233 	struct intel_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev);  in intel_get_group_name()  local
235 	return pctrl->soc->groups[group].name;  in intel_get_group_name()
241 	struct intel_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev);  in intel_get_group_pins()  local
243 	*pins = pctrl->soc->groups[group].pins;  in intel_get_group_pins()
244 	*npins = pctrl->soc->groups[group].npins;  in intel_get_group_pins()
251 	struct intel_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev);  in intel_pin_dbg_show()  local
255 	if (!intel_pad_owned_by_host(pctrl, pin)) {  in intel_pin_dbg_show()
260 	cfg0 = readl(intel_get_padcfg(pctrl, pin, PADCFG0));  in intel_pin_dbg_show()
261 	cfg1 = readl(intel_get_padcfg(pctrl, pin, PADCFG1));  in intel_pin_dbg_show()
271 	locked = intel_pad_locked(pctrl, pin);  in intel_pin_dbg_show()
272 	acpi = intel_pad_reserved_for_acpi(pctrl, pin);  in intel_pin_dbg_show()
296 	struct intel_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev);  in intel_get_functions_count()  local
298 	return pctrl->soc->nfunctions;  in intel_get_functions_count()
304 	struct intel_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev);  in intel_get_function_name()  local
306 	return pctrl->soc->functions[function].name;  in intel_get_function_name()
314 	struct intel_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev);  in intel_get_function_groups()  local
316 	*groups = pctrl->soc->functions[function].groups;  in intel_get_function_groups()
317 	*ngroups = pctrl->soc->functions[function].ngroups;  in intel_get_function_groups()
324 	struct intel_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev);  in intel_pinmux_set_mux()  local
325 	const struct intel_pingroup *grp = &pctrl->soc->groups[group];  in intel_pinmux_set_mux()
329 	spin_lock_irqsave(&pctrl->lock, flags);  in intel_pinmux_set_mux()
336 		if (!intel_pad_usable(pctrl, grp->pins[i])) {  in intel_pinmux_set_mux()
337 			spin_unlock_irqrestore(&pctrl->lock, flags);  in intel_pinmux_set_mux()
347 		padcfg0 = intel_get_padcfg(pctrl, grp->pins[i], PADCFG0);  in intel_pinmux_set_mux()
356 	spin_unlock_irqrestore(&pctrl->lock, flags);  in intel_pinmux_set_mux()
365 	struct intel_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev);  in intel_gpio_request_enable()  local
370 	spin_lock_irqsave(&pctrl->lock, flags);  in intel_gpio_request_enable()
372 	if (!intel_pad_usable(pctrl, pin)) {  in intel_gpio_request_enable()
373 		spin_unlock_irqrestore(&pctrl->lock, flags);  in intel_gpio_request_enable()
377 	padcfg0 = intel_get_padcfg(pctrl, pin, PADCFG0);  in intel_gpio_request_enable()
388 	spin_unlock_irqrestore(&pctrl->lock, flags);  in intel_gpio_request_enable()
397 	struct intel_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev);  in intel_gpio_set_direction()  local
402 	spin_lock_irqsave(&pctrl->lock, flags);  in intel_gpio_set_direction()
404 	padcfg0 = intel_get_padcfg(pctrl, pin, PADCFG0);  in intel_gpio_set_direction()
413 	spin_unlock_irqrestore(&pctrl->lock, flags);  in intel_gpio_set_direction()
430 	struct intel_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev);  in intel_config_get()  local
435 	if (!intel_pad_owned_by_host(pctrl, pin))  in intel_config_get()
438 	value = readl(intel_get_padcfg(pctrl, pin, PADCFG1));  in intel_config_get()
491 static int intel_config_set_pull(struct intel_pinctrl *pctrl, unsigned pin,  in intel_config_set_pull()  argument
501 	spin_lock_irqsave(&pctrl->lock, flags);  in intel_config_set_pull()
503 	padcfg1 = intel_get_padcfg(pctrl, pin, PADCFG1);  in intel_config_set_pull()
555 	spin_unlock_irqrestore(&pctrl->lock, flags);  in intel_config_set_pull()
563 	struct intel_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev);  in intel_config_set()  local
566 	if (!intel_pad_usable(pctrl, pin))  in intel_config_set()
574 			ret = intel_config_set_pull(pctrl, pin, configs[i]);  in intel_config_set()
612 	struct intel_pinctrl *pctrl = gpiochip_to_pinctrl(chip);  in intel_gpio_get()  local
615 	reg = intel_get_padcfg(pctrl, offset, PADCFG0);  in intel_gpio_get()
624 	struct intel_pinctrl *pctrl = gpiochip_to_pinctrl(chip);  in intel_gpio_set()  local
627 	reg = intel_get_padcfg(pctrl, offset, PADCFG0);  in intel_gpio_set()
632 		spin_lock_irqsave(&pctrl->lock, flags);  in intel_gpio_set()
639 		spin_unlock_irqrestore(&pctrl->lock, flags);  in intel_gpio_set()
668 	struct intel_pinctrl *pctrl = gpiochip_to_pinctrl(gc);  in intel_gpio_irq_ack()  local
672 	spin_lock(&pctrl->lock);  in intel_gpio_irq_ack()
674 	community = intel_get_community(pctrl, pin);  in intel_gpio_irq_ack()
683 	spin_unlock(&pctrl->lock);  in intel_gpio_irq_ack()
689 	struct intel_pinctrl *pctrl = gpiochip_to_pinctrl(gc);  in intel_gpio_irq_mask_unmask()  local
694 	spin_lock_irqsave(&pctrl->lock, flags);  in intel_gpio_irq_mask_unmask()
696 	community = intel_get_community(pctrl, pin);  in intel_gpio_irq_mask_unmask()
713 	spin_unlock_irqrestore(&pctrl->lock, flags);  in intel_gpio_irq_mask_unmask()
729 	struct intel_pinctrl *pctrl = gpiochip_to_pinctrl(gc);  in intel_gpio_irq_type()  local
735 	reg = intel_get_padcfg(pctrl, pin, PADCFG0);  in intel_gpio_irq_type()
739 	spin_lock_irqsave(&pctrl->lock, flags);  in intel_gpio_irq_type()
765 	spin_unlock_irqrestore(&pctrl->lock, flags);  in intel_gpio_irq_type()
773 	struct intel_pinctrl *pctrl = gpiochip_to_pinctrl(gc);  in intel_gpio_irq_wake()  local
779 	community = intel_get_community(pctrl, pin);  in intel_gpio_irq_wake()
802 	dev_dbg(pctrl->dev, "%sable wake for pin %u\n", on ? "en" : "dis", pin);  in intel_gpio_irq_wake()
842 	struct intel_pinctrl *pctrl = gpiochip_to_pinctrl(gc);  in intel_gpio_irq_handler()  local
849 	for (i = 0; i < pctrl->ncommunities; i++)  in intel_gpio_irq_handler()
850 		intel_gpio_community_irq_handler(gc, &pctrl->communities[i]);  in intel_gpio_irq_handler()
864 static void intel_gpio_irq_init(struct intel_pinctrl *pctrl)  in intel_gpio_irq_init()  argument
868 	for (i = 0; i < pctrl->ncommunities; i++) {  in intel_gpio_irq_init()
873 		community = &pctrl->communities[i];  in intel_gpio_irq_init()
884 static int intel_gpio_probe(struct intel_pinctrl *pctrl, int irq)  in intel_gpio_probe()  argument
888 	pctrl->chip = intel_gpio_chip;  in intel_gpio_probe()
890 	pctrl->chip.ngpio = pctrl->soc->npins;  in intel_gpio_probe()
891 	pctrl->chip.label = dev_name(pctrl->dev);  in intel_gpio_probe()
892 	pctrl->chip.dev = pctrl->dev;  in intel_gpio_probe()
893 	pctrl->chip.base = -1;  in intel_gpio_probe()
895 	ret = gpiochip_add(&pctrl->chip);  in intel_gpio_probe()
897 		dev_err(pctrl->dev, "failed to register gpiochip\n");  in intel_gpio_probe()
901 	ret = gpiochip_add_pin_range(&pctrl->chip, dev_name(pctrl->dev),  in intel_gpio_probe()
902 				     0, 0, pctrl->soc->npins);  in intel_gpio_probe()
904 		dev_err(pctrl->dev, "failed to add GPIO pin range\n");  in intel_gpio_probe()
905 		gpiochip_remove(&pctrl->chip);  in intel_gpio_probe()
909 	ret = gpiochip_irqchip_add(&pctrl->chip, &intel_gpio_irqchip, 0,  in intel_gpio_probe()
912 		dev_err(pctrl->dev, "failed to add irqchip\n");  in intel_gpio_probe()
913 		gpiochip_remove(&pctrl->chip);  in intel_gpio_probe()
917 	gpiochip_set_chained_irqchip(&pctrl->chip, &intel_gpio_irqchip, irq,  in intel_gpio_probe()
922 static int intel_pinctrl_pm_init(struct intel_pinctrl *pctrl)  in intel_pinctrl_pm_init()  argument
925 	const struct intel_pinctrl_soc_data *soc = pctrl->soc;  in intel_pinctrl_pm_init()
930 	pads = devm_kcalloc(pctrl->dev, soc->npins, sizeof(*pads), GFP_KERNEL);  in intel_pinctrl_pm_init()
934 	communities = devm_kcalloc(pctrl->dev, pctrl->ncommunities,  in intel_pinctrl_pm_init()
940 	for (i = 0; i < pctrl->ncommunities; i++) {  in intel_pinctrl_pm_init()
941 		struct intel_community *community = &pctrl->communities[i];  in intel_pinctrl_pm_init()
944 		intmask = devm_kcalloc(pctrl->dev, community->ngpps,  in intel_pinctrl_pm_init()
952 	pctrl->context.pads = pads;  in intel_pinctrl_pm_init()
953 	pctrl->context.communities = communities;  in intel_pinctrl_pm_init()
962 	struct intel_pinctrl *pctrl;  in intel_pinctrl_probe()  local
968 	pctrl = devm_kzalloc(&pdev->dev, sizeof(*pctrl), GFP_KERNEL);  in intel_pinctrl_probe()
969 	if (!pctrl)  in intel_pinctrl_probe()
972 	pctrl->dev = &pdev->dev;  in intel_pinctrl_probe()
973 	pctrl->soc = soc_data;  in intel_pinctrl_probe()
974 	spin_lock_init(&pctrl->lock);  in intel_pinctrl_probe()
980 	pctrl->ncommunities = pctrl->soc->ncommunities;  in intel_pinctrl_probe()
981 	pctrl->communities = devm_kcalloc(&pdev->dev, pctrl->ncommunities,  in intel_pinctrl_probe()
982 				  sizeof(*pctrl->communities), GFP_KERNEL);  in intel_pinctrl_probe()
983 	if (!pctrl->communities)  in intel_pinctrl_probe()
986 	for (i = 0; i < pctrl->ncommunities; i++) {  in intel_pinctrl_probe()
987 		struct intel_community *community = &pctrl->communities[i];  in intel_pinctrl_probe()
992 		*community = pctrl->soc->communities[i];  in intel_pinctrl_probe()
1014 	ret = intel_pinctrl_pm_init(pctrl);  in intel_pinctrl_probe()
1018 	pctrl->pctldesc = intel_pinctrl_desc;  in intel_pinctrl_probe()
1019 	pctrl->pctldesc.name = dev_name(&pdev->dev);  in intel_pinctrl_probe()
1020 	pctrl->pctldesc.pins = pctrl->soc->pins;  in intel_pinctrl_probe()
1021 	pctrl->pctldesc.npins = pctrl->soc->npins;  in intel_pinctrl_probe()
1023 	pctrl->pctldev = pinctrl_register(&pctrl->pctldesc, &pdev->dev, pctrl);  in intel_pinctrl_probe()
1024 	if (!pctrl->pctldev) {  in intel_pinctrl_probe()
1029 	ret = intel_gpio_probe(pctrl, irq);  in intel_pinctrl_probe()
1031 		pinctrl_unregister(pctrl->pctldev);  in intel_pinctrl_probe()
1035 	platform_set_drvdata(pdev, pctrl);  in intel_pinctrl_probe()
1043 	struct intel_pinctrl *pctrl = platform_get_drvdata(pdev);  in intel_pinctrl_remove()  local
1045 	gpiochip_remove(&pctrl->chip);  in intel_pinctrl_remove()
1046 	pinctrl_unregister(pctrl->pctldev);  in intel_pinctrl_remove()
1056 	struct intel_pinctrl *pctrl = platform_get_drvdata(pdev);  in intel_pinctrl_suspend()  local
1061 	pads = pctrl->context.pads;  in intel_pinctrl_suspend()
1062 	for (i = 0; i < pctrl->soc->npins; i++) {  in intel_pinctrl_suspend()
1063 		const struct pinctrl_pin_desc *desc = &pctrl->soc->pins[i];  in intel_pinctrl_suspend()
1066 		if (!intel_pad_usable(pctrl, desc->number))  in intel_pinctrl_suspend()
1069 		val = readl(intel_get_padcfg(pctrl, desc->number, PADCFG0));  in intel_pinctrl_suspend()
1071 		val = readl(intel_get_padcfg(pctrl, desc->number, PADCFG1));  in intel_pinctrl_suspend()
1075 	communities = pctrl->context.communities;  in intel_pinctrl_suspend()
1076 	for (i = 0; i < pctrl->ncommunities; i++) {  in intel_pinctrl_suspend()
1077 		struct intel_community *community = &pctrl->communities[i];  in intel_pinctrl_suspend()
1093 	struct intel_pinctrl *pctrl = platform_get_drvdata(pdev);  in intel_pinctrl_resume()  local
1099 	intel_gpio_irq_init(pctrl);  in intel_pinctrl_resume()
1101 	pads = pctrl->context.pads;  in intel_pinctrl_resume()
1102 	for (i = 0; i < pctrl->soc->npins; i++) {  in intel_pinctrl_resume()
1103 		const struct pinctrl_pin_desc *desc = &pctrl->soc->pins[i];  in intel_pinctrl_resume()
1107 		if (!intel_pad_usable(pctrl, desc->number))  in intel_pinctrl_resume()
1110 		padcfg = intel_get_padcfg(pctrl, desc->number, PADCFG0);  in intel_pinctrl_resume()
1118 		padcfg = intel_get_padcfg(pctrl, desc->number, PADCFG1);  in intel_pinctrl_resume()
1127 	communities = pctrl->context.communities;  in intel_pinctrl_resume()
1128 	for (i = 0; i < pctrl->ncommunities; i++) {  in intel_pinctrl_resume()
1129 		struct intel_community *community = &pctrl->communities[i];  in intel_pinctrl_resume()