49 static int ahci_platform_enable_phys(struct ahci_host_priv *hpriv)  in ahci_platform_enable_phys()  argument
53 	for (i = 0; i < hpriv->nports; i++) {  in ahci_platform_enable_phys()
54 		rc = phy_init(hpriv->phys[i]);  in ahci_platform_enable_phys()
58 		rc = phy_power_on(hpriv->phys[i]);  in ahci_platform_enable_phys()
60 			phy_exit(hpriv->phys[i]);  in ahci_platform_enable_phys()
69 		phy_power_off(hpriv->phys[i]);  in ahci_platform_enable_phys()
70 		phy_exit(hpriv->phys[i]);  in ahci_platform_enable_phys()
81 static void ahci_platform_disable_phys(struct ahci_host_priv *hpriv)  in ahci_platform_disable_phys()  argument
85 	for (i = 0; i < hpriv->nports; i++) {  in ahci_platform_disable_phys()
86 		phy_power_off(hpriv->phys[i]);  in ahci_platform_disable_phys()
87 		phy_exit(hpriv->phys[i]);  in ahci_platform_disable_phys()
102 int ahci_platform_enable_clks(struct ahci_host_priv *hpriv)  in ahci_platform_enable_clks()  argument
106 	for (c = 0; c < AHCI_MAX_CLKS && hpriv->clks[c]; c++) {  in ahci_platform_enable_clks()
107 		rc = clk_prepare_enable(hpriv->clks[c]);  in ahci_platform_enable_clks()
115 		clk_disable_unprepare(hpriv->clks[c]);  in ahci_platform_enable_clks()
127 void ahci_platform_disable_clks(struct ahci_host_priv *hpriv)  in ahci_platform_disable_clks()  argument
132 		if (hpriv->clks[c])  in ahci_platform_disable_clks()
133 			clk_disable_unprepare(hpriv->clks[c]);  in ahci_platform_disable_clks()
149 int ahci_platform_enable_regulators(struct ahci_host_priv *hpriv)  in ahci_platform_enable_regulators()  argument
153 	for (i = 0; i < hpriv->nports; i++) {  in ahci_platform_enable_regulators()
154 		if (!hpriv->target_pwrs[i])  in ahci_platform_enable_regulators()
157 		rc = regulator_enable(hpriv->target_pwrs[i]);  in ahci_platform_enable_regulators()
166 		if (hpriv->target_pwrs[i])  in ahci_platform_enable_regulators()
167 			regulator_disable(hpriv->target_pwrs[i]);  in ahci_platform_enable_regulators()
179 void ahci_platform_disable_regulators(struct ahci_host_priv *hpriv)  in ahci_platform_disable_regulators()  argument
183 	for (i = 0; i < hpriv->nports; i++) {  in ahci_platform_disable_regulators()
184 		if (!hpriv->target_pwrs[i])  in ahci_platform_disable_regulators()
186 		regulator_disable(hpriv->target_pwrs[i]);  in ahci_platform_disable_regulators()
206 int ahci_platform_enable_resources(struct ahci_host_priv *hpriv)  in ahci_platform_enable_resources()  argument
210 	rc = ahci_platform_enable_regulators(hpriv);  in ahci_platform_enable_resources()
214 	rc = ahci_platform_enable_clks(hpriv);  in ahci_platform_enable_resources()
218 	rc = ahci_platform_enable_phys(hpriv);  in ahci_platform_enable_resources()
225 	ahci_platform_disable_clks(hpriv);  in ahci_platform_enable_resources()
228 	ahci_platform_disable_regulators(hpriv);  in ahci_platform_enable_resources()
244 void ahci_platform_disable_resources(struct ahci_host_priv *hpriv)  in ahci_platform_disable_resources()  argument
246 	ahci_platform_disable_phys(hpriv);  in ahci_platform_disable_resources()
248 	ahci_platform_disable_clks(hpriv);  in ahci_platform_disable_resources()
250 	ahci_platform_disable_regulators(hpriv);  in ahci_platform_disable_resources()
256 	struct ahci_host_priv *hpriv = res;  in ahci_platform_put_resources()  local
259 	if (hpriv->got_runtime_pm) {  in ahci_platform_put_resources()
264 	for (c = 0; c < AHCI_MAX_CLKS && hpriv->clks[c]; c++)  in ahci_platform_put_resources()
265 		clk_put(hpriv->clks[c]);  in ahci_platform_put_resources()
271 	for (c = 0; c < hpriv->nports; c++)  in ahci_platform_put_resources()
272 		if (hpriv->target_pwrs && hpriv->target_pwrs[c])  in ahci_platform_put_resources()
273 			regulator_put(hpriv->target_pwrs[c]);  in ahci_platform_put_resources()
275 	kfree(hpriv->target_pwrs);  in ahci_platform_put_resources()
278 static int ahci_platform_get_phy(struct ahci_host_priv *hpriv, u32 port,  in ahci_platform_get_phy()  argument
283 	hpriv->phys[port] = devm_of_phy_get(dev, node, NULL);  in ahci_platform_get_phy()
285 	if (!IS_ERR(hpriv->phys[port]))  in ahci_platform_get_phy()
288 	rc = PTR_ERR(hpriv->phys[port]);  in ahci_platform_get_phy()
300 		hpriv->phys[port] = NULL;  in ahci_platform_get_phy()
315 static int ahci_platform_get_regulator(struct ahci_host_priv *hpriv, u32 port,  in ahci_platform_get_regulator()  argument
324 		hpriv->target_pwrs[port] = target_pwr;  in ahci_platform_get_regulator()
350 	struct ahci_host_priv *hpriv;  in ahci_platform_get_resources()  local
359 	hpriv = devres_alloc(ahci_platform_put_resources, sizeof(*hpriv),  in ahci_platform_get_resources()
361 	if (!hpriv)  in ahci_platform_get_resources()
364 	devres_add(dev, hpriv);  in ahci_platform_get_resources()
366 	hpriv->mmio = devm_ioremap_resource(dev,  in ahci_platform_get_resources()
368 	if (IS_ERR(hpriv->mmio)) {  in ahci_platform_get_resources()
370 		rc = PTR_ERR(hpriv->mmio);  in ahci_platform_get_resources()
392 		hpriv->clks[i] = clk;  in ahci_platform_get_resources()
395 	hpriv->nports = child_nodes = of_get_child_count(dev->of_node);  in ahci_platform_get_resources()
403 		hpriv->nports = 1;  in ahci_platform_get_resources()
405 	sz = hpriv->nports * sizeof(*hpriv->phys);  in ahci_platform_get_resources()
406 	hpriv->phys = devm_kzalloc(dev, sz, GFP_KERNEL);  in ahci_platform_get_resources()
407 	if (!hpriv->phys) {  in ahci_platform_get_resources()
411 	sz = hpriv->nports * sizeof(*hpriv->target_pwrs);  in ahci_platform_get_resources()
412 	hpriv->target_pwrs = kzalloc(sz, GFP_KERNEL);  in ahci_platform_get_resources()
413 	if (!hpriv->target_pwrs) {  in ahci_platform_get_resources()
431 			if (port >= hpriv->nports) {  in ahci_platform_get_resources()
443 				rc = ahci_platform_get_regulator(hpriv, port,  in ahci_platform_get_resources()
450 			rc = ahci_platform_get_phy(hpriv, port, dev, child);  in ahci_platform_get_resources()
462 		if (!hpriv->mask_port_map)  in ahci_platform_get_resources()
463 			hpriv->mask_port_map = mask_port_map;  in ahci_platform_get_resources()
469 		rc = ahci_platform_get_phy(hpriv, 0, dev, dev->of_node);  in ahci_platform_get_resources()
473 		rc = ahci_platform_get_regulator(hpriv, 0, dev);  in ahci_platform_get_resources()
479 	hpriv->got_runtime_pm = true;  in ahci_platform_get_resources()
482 	return hpriv;  in ahci_platform_get_resources()
505 			    struct ahci_host_priv *hpriv,  in ahci_platform_init_host()  argument
522 	pi.private_data = (void *)(unsigned long)hpriv->flags;  in ahci_platform_init_host()
524 	ahci_save_initial_config(dev, hpriv);  in ahci_platform_init_host()
526 	if (hpriv->cap & HOST_CAP_NCQ)  in ahci_platform_init_host()
529 	if (hpriv->cap & HOST_CAP_PMP)  in ahci_platform_init_host()
532 	ahci_set_em_messages(hpriv, &pi);  in ahci_platform_init_host()
539 	n_ports = max(ahci_nr_ports(hpriv->cap), fls(hpriv->port_map));  in ahci_platform_init_host()
545 	host->private_data = hpriv;  in ahci_platform_init_host()
547 	if (!(hpriv->cap & HOST_CAP_SSS) || ahci_ignore_sss)  in ahci_platform_init_host()
564 			ap->em_message_type = hpriv->em_msg_type;  in ahci_platform_init_host()
567 		if (!(hpriv->port_map & (1 << i)))  in ahci_platform_init_host()
571 	if (hpriv->cap & HOST_CAP_64) {  in ahci_platform_init_host()
597 	struct ahci_host_priv *hpriv = host->private_data;  in ahci_host_stop()  local
599 	ahci_platform_disable_resources(hpriv);  in ahci_host_stop()
617 	struct ahci_host_priv *hpriv = host->private_data;  in ahci_platform_suspend_host()  local
618 	void __iomem *mmio = hpriv->mmio;  in ahci_platform_suspend_host()
621 	if (hpriv->flags & AHCI_HFLAG_NO_SUSPEND) {  in ahci_platform_suspend_host()
683 	struct ahci_host_priv *hpriv = host->private_data;  in ahci_platform_suspend()  local
690 	ahci_platform_disable_resources(hpriv);  in ahci_platform_suspend()
709 	struct ahci_host_priv *hpriv = host->private_data;  in ahci_platform_resume()  local
712 	rc = ahci_platform_enable_resources(hpriv);  in ahci_platform_resume()
728 	ahci_platform_disable_resources(hpriv);  in ahci_platform_resume()