67 	struct pmic_glink_altmode *altmode;  member
107 static int pmic_glink_altmode_request(struct pmic_glink_altmode *altmode, u32 cmd, u32 arg)  in pmic_glink_altmode_request()  argument
117 	mutex_lock(&altmode->lock);  in pmic_glink_altmode_request()
119 	req.hdr.owner = cpu_to_le32(altmode->owner_id);  in pmic_glink_altmode_request()
125 	ret = pmic_glink_send(altmode->client, &req, sizeof(req));  in pmic_glink_altmode_request()
127 		dev_err(altmode->dev, "failed to send altmode request: %#x (%d)\n", cmd, ret);  in pmic_glink_altmode_request()
131 	left = wait_for_completion_timeout(&altmode->pan_ack, 5 * HZ);  in pmic_glink_altmode_request()
133 		dev_err(altmode->dev, "timeout waiting for altmode request ack for: %#x\n", cmd);  in pmic_glink_altmode_request()
138 	mutex_unlock(&altmode->lock);  in pmic_glink_altmode_request()
142 static void pmic_glink_altmode_enable_dp(struct pmic_glink_altmode *altmode,  in pmic_glink_altmode_enable_dp()  argument
163 		dev_err(altmode->dev, "failed to switch mux to DP: %d\n", ret);  in pmic_glink_altmode_enable_dp()
171 		dev_err(altmode->dev, "failed to setup retimer to DP: %d\n", ret);  in pmic_glink_altmode_enable_dp()
174 static void pmic_glink_altmode_enable_usb(struct pmic_glink_altmode *altmode,  in pmic_glink_altmode_enable_usb()  argument
185 		dev_err(altmode->dev, "failed to switch mux to USB: %d\n", ret);  in pmic_glink_altmode_enable_usb()
193 		dev_err(altmode->dev, "failed to setup retimer to USB: %d\n", ret);  in pmic_glink_altmode_enable_usb()
196 static void pmic_glink_altmode_safe(struct pmic_glink_altmode *altmode,  in pmic_glink_altmode_safe()  argument
207 		dev_err(altmode->dev, "failed to switch mux to safe mode: %d\n", ret);  in pmic_glink_altmode_safe()
215 		dev_err(altmode->dev, "failed to setup retimer to USB: %d\n", ret);  in pmic_glink_altmode_safe()
221 	struct pmic_glink_altmode *altmode = alt_port->altmode;  in pmic_glink_altmode_worker()  local
226 		pmic_glink_altmode_safe(altmode, alt_port);  in pmic_glink_altmode_worker()
228 		pmic_glink_altmode_enable_dp(altmode, alt_port, alt_port->mode,  in pmic_glink_altmode_worker()
231 		pmic_glink_altmode_enable_usb(altmode, alt_port);  in pmic_glink_altmode_worker()
238 	pmic_glink_altmode_request(altmode, ALTMODE_PAN_ACK, alt_port->index);  in pmic_glink_altmode_worker()
258 static void pmic_glink_altmode_sc8180xp_notify(struct pmic_glink_altmode *altmode,  in pmic_glink_altmode_sc8180xp_notify()  argument
273 		dev_warn(altmode->dev, "invalid length of USBC_NOTIFY indication: %zd\n", len);  in pmic_glink_altmode_sc8180xp_notify()
288 	if (port >= ARRAY_SIZE(altmode->ports) || !altmode->ports[port].altmode) {  in pmic_glink_altmode_sc8180xp_notify()
289 		dev_dbg(altmode->dev, "notification on undefined port %d\n", port);  in pmic_glink_altmode_sc8180xp_notify()
293 	alt_port = &altmode->ports[port];  in pmic_glink_altmode_sc8180xp_notify()
306 static void pmic_glink_altmode_sc8280xp_notify(struct pmic_glink_altmode *altmode,  in pmic_glink_altmode_sc8280xp_notify()  argument
318 		dev_warn(altmode->dev, "invalid length USBC_NOTIFY_IND: %zd\n",  in pmic_glink_altmode_sc8280xp_notify()
331 	if (port >= ARRAY_SIZE(altmode->ports) || !altmode->ports[port].altmode) {  in pmic_glink_altmode_sc8280xp_notify()
332 		dev_dbg(altmode->dev, "notification on undefined port %d\n", port);  in pmic_glink_altmode_sc8280xp_notify()
336 	alt_port = &altmode->ports[port];  in pmic_glink_altmode_sc8280xp_notify()
347 	struct pmic_glink_altmode *altmode = priv;  in pmic_glink_altmode_callback()  local
357 		complete(&altmode->pan_ack);  in pmic_glink_altmode_callback()
360 		pmic_glink_altmode_sc8280xp_notify(altmode, svid, data, len);  in pmic_glink_altmode_callback()
363 		pmic_glink_altmode_sc8180xp_notify(altmode, data, len);  in pmic_glink_altmode_callback()
385 	struct pmic_glink_altmode *altmode = work_to_altmode(work);  in pmic_glink_altmode_enable_worker()  local
388 	ret = pmic_glink_altmode_request(altmode, ALTMODE_PAN_EN, 0);  in pmic_glink_altmode_enable_worker()
390 		dev_err(altmode->dev, "failed to request altmode notifications: %d\n", ret);  in pmic_glink_altmode_enable_worker()
395 	struct pmic_glink_altmode *altmode = priv;  in pmic_glink_altmode_pdr_notify()  local
398 		schedule_work(&altmode->enable_work);  in pmic_glink_altmode_pdr_notify()
410 	struct pmic_glink_altmode *altmode;  in pmic_glink_altmode_probe()  local
417 	altmode = devm_kzalloc(dev, sizeof(*altmode), GFP_KERNEL);  in pmic_glink_altmode_probe()
418 	if (!altmode)  in pmic_glink_altmode_probe()
421 	altmode->dev = dev;  in pmic_glink_altmode_probe()
425 		altmode->owner_id = (unsigned long)match->data;  in pmic_glink_altmode_probe()
427 		altmode->owner_id = PMIC_GLINK_OWNER_USBC_PAN;  in pmic_glink_altmode_probe()
429 	INIT_WORK(&altmode->enable_work, pmic_glink_altmode_enable_worker);  in pmic_glink_altmode_probe()
430 	init_completion(&altmode->pan_ack);  in pmic_glink_altmode_probe()
431 	mutex_init(&altmode->lock);  in pmic_glink_altmode_probe()
441 		if (port >= ARRAY_SIZE(altmode->ports)) {  in pmic_glink_altmode_probe()
446 		if (altmode->ports[port].altmode) {  in pmic_glink_altmode_probe()
452 		alt_port = &altmode->ports[port];  in pmic_glink_altmode_probe()
453 		alt_port->altmode = altmode;  in pmic_glink_altmode_probe()
513 	for (port = 0; port < ARRAY_SIZE(altmode->ports); port++) {  in pmic_glink_altmode_probe()
514 		alt_port = &altmode->ports[port];  in pmic_glink_altmode_probe()
523 	altmode->client = devm_pmic_glink_client_alloc(dev,  in pmic_glink_altmode_probe()
524 						       altmode->owner_id,  in pmic_glink_altmode_probe()
527 						       altmode);  in pmic_glink_altmode_probe()
528 	if (IS_ERR(altmode->client))  in pmic_glink_altmode_probe()
529 		return PTR_ERR(altmode->client);  in pmic_glink_altmode_probe()
531 	pmic_glink_client_register(altmode->client);  in pmic_glink_altmode_probe()
537 	{ .name = "pmic_glink.altmode", },
550 MODULE_DESCRIPTION("Qualcomm PMIC GLINK Altmode driver");