46 int ahci_platform_enable_phys(struct ahci_host_priv *hpriv)  in ahci_platform_enable_phys()  argument
50 	for (i = 0; i < hpriv->nports; i++) {  in ahci_platform_enable_phys()
51 		rc = phy_init(hpriv->phys[i]);  in ahci_platform_enable_phys()
55 		rc = phy_set_mode(hpriv->phys[i], PHY_MODE_SATA);  in ahci_platform_enable_phys()
57 			phy_exit(hpriv->phys[i]);  in ahci_platform_enable_phys()
61 		rc = phy_power_on(hpriv->phys[i]);  in ahci_platform_enable_phys()
62 		if (rc && !(rc == -EOPNOTSUPP && (hpriv->flags & AHCI_HFLAG_IGN_NOTSUPP_POWER_ON))) {  in ahci_platform_enable_phys()
63 			phy_exit(hpriv->phys[i]);  in ahci_platform_enable_phys()
72 		phy_power_off(hpriv->phys[i]);  in ahci_platform_enable_phys()
73 		phy_exit(hpriv->phys[i]);  in ahci_platform_enable_phys()
85 void ahci_platform_disable_phys(struct ahci_host_priv *hpriv)  in ahci_platform_disable_phys()  argument
89 	for (i = 0; i < hpriv->nports; i++) {  in ahci_platform_disable_phys()
90 		phy_power_off(hpriv->phys[i]);  in ahci_platform_disable_phys()
91 		phy_exit(hpriv->phys[i]);  in ahci_platform_disable_phys()
107 int ahci_platform_enable_clks(struct ahci_host_priv *hpriv)  in ahci_platform_enable_clks()  argument
111 	for (c = 0; c < AHCI_MAX_CLKS && hpriv->clks[c]; c++) {  in ahci_platform_enable_clks()
112 		rc = clk_prepare_enable(hpriv->clks[c]);  in ahci_platform_enable_clks()
120 		clk_disable_unprepare(hpriv->clks[c]);  in ahci_platform_enable_clks()
132 void ahci_platform_disable_clks(struct ahci_host_priv *hpriv)  in ahci_platform_disable_clks()  argument
137 		if (hpriv->clks[c])  in ahci_platform_disable_clks()
138 			clk_disable_unprepare(hpriv->clks[c]);  in ahci_platform_disable_clks()
154 int ahci_platform_enable_regulators(struct ahci_host_priv *hpriv)  in ahci_platform_enable_regulators()  argument
158 	rc = regulator_enable(hpriv->ahci_regulator);  in ahci_platform_enable_regulators()
162 	rc = regulator_enable(hpriv->phy_regulator);  in ahci_platform_enable_regulators()
166 	for (i = 0; i < hpriv->nports; i++) {  in ahci_platform_enable_regulators()
167 		if (!hpriv->target_pwrs[i])  in ahci_platform_enable_regulators()
170 		rc = regulator_enable(hpriv->target_pwrs[i]);  in ahci_platform_enable_regulators()
179 		if (hpriv->target_pwrs[i])  in ahci_platform_enable_regulators()
180 			regulator_disable(hpriv->target_pwrs[i]);  in ahci_platform_enable_regulators()
182 	regulator_disable(hpriv->phy_regulator);  in ahci_platform_enable_regulators()
184 	regulator_disable(hpriv->ahci_regulator);  in ahci_platform_enable_regulators()
196 void ahci_platform_disable_regulators(struct ahci_host_priv *hpriv)  in ahci_platform_disable_regulators()  argument
200 	for (i = 0; i < hpriv->nports; i++) {  in ahci_platform_disable_regulators()
201 		if (!hpriv->target_pwrs[i])  in ahci_platform_disable_regulators()
203 		regulator_disable(hpriv->target_pwrs[i]);  in ahci_platform_disable_regulators()
206 	regulator_disable(hpriv->ahci_regulator);  in ahci_platform_disable_regulators()
207 	regulator_disable(hpriv->phy_regulator);  in ahci_platform_disable_regulators()
227 int ahci_platform_enable_resources(struct ahci_host_priv *hpriv)  in ahci_platform_enable_resources()  argument
231 	rc = ahci_platform_enable_regulators(hpriv);  in ahci_platform_enable_resources()
235 	rc = ahci_platform_enable_clks(hpriv);  in ahci_platform_enable_resources()
239 	rc = reset_control_deassert(hpriv->rsts);  in ahci_platform_enable_resources()
243 	rc = ahci_platform_enable_phys(hpriv);  in ahci_platform_enable_resources()
250 	reset_control_assert(hpriv->rsts);  in ahci_platform_enable_resources()
253 	ahci_platform_disable_clks(hpriv);  in ahci_platform_enable_resources()
256 	ahci_platform_disable_regulators(hpriv);  in ahci_platform_enable_resources()
273 void ahci_platform_disable_resources(struct ahci_host_priv *hpriv)  in ahci_platform_disable_resources()  argument
275 	ahci_platform_disable_phys(hpriv);  in ahci_platform_disable_resources()
277 	reset_control_assert(hpriv->rsts);  in ahci_platform_disable_resources()
279 	ahci_platform_disable_clks(hpriv);  in ahci_platform_disable_resources()
281 	ahci_platform_disable_regulators(hpriv);  in ahci_platform_disable_resources()
287 	struct ahci_host_priv *hpriv = res;  in ahci_platform_put_resources()  local
290 	if (hpriv->got_runtime_pm) {  in ahci_platform_put_resources()
295 	for (c = 0; c < AHCI_MAX_CLKS && hpriv->clks[c]; c++)  in ahci_platform_put_resources()
296 		clk_put(hpriv->clks[c]);  in ahci_platform_put_resources()
302 	for (c = 0; c < hpriv->nports; c++)  in ahci_platform_put_resources()
303 		if (hpriv->target_pwrs && hpriv->target_pwrs[c])  in ahci_platform_put_resources()
304 			regulator_put(hpriv->target_pwrs[c]);  in ahci_platform_put_resources()
306 	kfree(hpriv->target_pwrs);  in ahci_platform_put_resources()
309 static int ahci_platform_get_phy(struct ahci_host_priv *hpriv, u32 port,  in ahci_platform_get_phy()  argument
314 	hpriv->phys[port] = devm_of_phy_get(dev, node, NULL);  in ahci_platform_get_phy()
316 	if (!IS_ERR(hpriv->phys[port]))  in ahci_platform_get_phy()
319 	rc = PTR_ERR(hpriv->phys[port]);  in ahci_platform_get_phy()
332 		hpriv->phys[port] = NULL;  in ahci_platform_get_phy()
350 static int ahci_platform_get_regulator(struct ahci_host_priv *hpriv, u32 port,  in ahci_platform_get_regulator()  argument
359 		hpriv->target_pwrs[port] = target_pwr;  in ahci_platform_get_regulator()
389 	struct ahci_host_priv *hpriv;  in ahci_platform_get_resources()  local
398 	hpriv = devres_alloc(ahci_platform_put_resources, sizeof(*hpriv),  in ahci_platform_get_resources()
400 	if (!hpriv)  in ahci_platform_get_resources()
403 	devres_add(dev, hpriv);  in ahci_platform_get_resources()
405 	hpriv->mmio = devm_ioremap_resource(dev,  in ahci_platform_get_resources()
407 	if (IS_ERR(hpriv->mmio)) {  in ahci_platform_get_resources()
408 		rc = PTR_ERR(hpriv->mmio);  in ahci_platform_get_resources()
430 		hpriv->clks[i] = clk;  in ahci_platform_get_resources()
433 	hpriv->ahci_regulator = devm_regulator_get(dev, "ahci");  in ahci_platform_get_resources()
434 	if (IS_ERR(hpriv->ahci_regulator)) {  in ahci_platform_get_resources()
435 		rc = PTR_ERR(hpriv->ahci_regulator);  in ahci_platform_get_resources()
440 	hpriv->phy_regulator = devm_regulator_get(dev, "phy");  in ahci_platform_get_resources()
441 	if (IS_ERR(hpriv->phy_regulator)) {  in ahci_platform_get_resources()
442 		rc = PTR_ERR(hpriv->phy_regulator);  in ahci_platform_get_resources()
447 		hpriv->rsts = devm_reset_control_array_get_optional_shared(dev);  in ahci_platform_get_resources()
448 		if (IS_ERR(hpriv->rsts)) {  in ahci_platform_get_resources()
449 			rc = PTR_ERR(hpriv->rsts);  in ahci_platform_get_resources()
454 	hpriv->nports = child_nodes = of_get_child_count(dev->of_node);  in ahci_platform_get_resources()
462 		hpriv->nports = 1;  in ahci_platform_get_resources()
464 	hpriv->phys = devm_kcalloc(dev, hpriv->nports, sizeof(*hpriv->phys), GFP_KERNEL);  in ahci_platform_get_resources()
465 	if (!hpriv->phys) {  in ahci_platform_get_resources()
473 	hpriv->target_pwrs = kcalloc(hpriv->nports, sizeof(*hpriv->target_pwrs), GFP_KERNEL);  in ahci_platform_get_resources()
474 	if (!hpriv->target_pwrs) {  in ahci_platform_get_resources()
493 			if (port >= hpriv->nports) {  in ahci_platform_get_resources()
505 				rc = ahci_platform_get_regulator(hpriv, port,  in ahci_platform_get_resources()
514 			rc = ahci_platform_get_phy(hpriv, port, dev, child);  in ahci_platform_get_resources()
528 		if (!hpriv->mask_port_map)  in ahci_platform_get_resources()
529 			hpriv->mask_port_map = mask_port_map;  in ahci_platform_get_resources()
535 		rc = ahci_platform_get_phy(hpriv, 0, dev, dev->of_node);  in ahci_platform_get_resources()
539 		rc = ahci_platform_get_regulator(hpriv, 0, dev);  in ahci_platform_get_resources()
545 	hpriv->got_runtime_pm = true;  in ahci_platform_get_resources()
548 	return hpriv;  in ahci_platform_get_resources()
571 			    struct ahci_host_priv *hpriv,  in ahci_platform_init_host()  argument
590 	hpriv->irq = irq;  in ahci_platform_init_host()
593 	pi.private_data = (void *)(unsigned long)hpriv->flags;  in ahci_platform_init_host()
595 	ahci_save_initial_config(dev, hpriv);  in ahci_platform_init_host()
597 	if (hpriv->cap & HOST_CAP_NCQ)  in ahci_platform_init_host()
600 	if (hpriv->cap & HOST_CAP_PMP)  in ahci_platform_init_host()
603 	ahci_set_em_messages(hpriv, &pi);  in ahci_platform_init_host()
610 	n_ports = max(ahci_nr_ports(hpriv->cap), fls(hpriv->port_map));  in ahci_platform_init_host()
616 	host->private_data = hpriv;  in ahci_platform_init_host()
618 	if (!(hpriv->cap & HOST_CAP_SSS) || ahci_ignore_sss)  in ahci_platform_init_host()
635 			ap->em_message_type = hpriv->em_msg_type;  in ahci_platform_init_host()
638 		if (!(hpriv->port_map & (1 << i)))  in ahci_platform_init_host()
642 	if (hpriv->cap & HOST_CAP_64) {  in ahci_platform_init_host()
668 	struct ahci_host_priv *hpriv = host->private_data;  in ahci_host_stop()  local
670 	ahci_platform_disable_resources(hpriv);  in ahci_host_stop()
684 	struct ahci_host_priv *hpriv = host->private_data;  in ahci_platform_shutdown()  local
685 	void __iomem *mmio = hpriv->mmio;  in ahci_platform_shutdown()
722 	struct ahci_host_priv *hpriv = host->private_data;  in ahci_platform_suspend_host()  local
723 	void __iomem *mmio = hpriv->mmio;  in ahci_platform_suspend_host()
726 	if (hpriv->flags & AHCI_HFLAG_NO_SUSPEND) {  in ahci_platform_suspend_host()
741 	if (hpriv->flags & AHCI_HFLAG_SUSPEND_PHYS)  in ahci_platform_suspend_host()
742 		ahci_platform_disable_phys(hpriv);  in ahci_platform_suspend_host()
762 	struct ahci_host_priv *hpriv = host->private_data;  in ahci_platform_resume_host()  local
773 	if (hpriv->flags & AHCI_HFLAG_SUSPEND_PHYS)  in ahci_platform_resume_host()
774 		ahci_platform_enable_phys(hpriv);  in ahci_platform_resume_host()
795 	struct ahci_host_priv *hpriv = host->private_data;  in ahci_platform_suspend()  local
802 	ahci_platform_disable_resources(hpriv);  in ahci_platform_suspend()
821 	struct ahci_host_priv *hpriv = host->private_data;  in ahci_platform_resume()  local
824 	rc = ahci_platform_enable_resources(hpriv);  in ahci_platform_resume()
840 	ahci_platform_disable_resources(hpriv);  in ahci_platform_resume()