68 	struct pmic_glink_altmode *altmode;  member
108 static int pmic_glink_altmode_request(struct pmic_glink_altmode *altmode, u32 cmd, u32 arg)  in pmic_glink_altmode_request()  argument
118 	guard(mutex)(&altmode->lock);  in pmic_glink_altmode_request()
120 	req.hdr.owner = cpu_to_le32(altmode->owner_id);  in pmic_glink_altmode_request()
126 	ret = pmic_glink_send(altmode->client, &req, sizeof(req));  in pmic_glink_altmode_request()
128 		dev_err(altmode->dev, "failed to send altmode request: %#x (%d)\n", cmd, ret);  in pmic_glink_altmode_request()
132 	left = wait_for_completion_timeout(&altmode->pan_ack, 5 * HZ);  in pmic_glink_altmode_request()
134 		dev_err(altmode->dev, "timeout waiting for altmode request ack for: %#x\n", cmd);  in pmic_glink_altmode_request()
141 static void pmic_glink_altmode_enable_dp(struct pmic_glink_altmode *altmode,  in pmic_glink_altmode_enable_dp()  argument
162 		dev_err(altmode->dev, "failed to switch mux to DP: %d\n", ret);  in pmic_glink_altmode_enable_dp()
170 		dev_err(altmode->dev, "failed to setup retimer to DP: %d\n", ret);  in pmic_glink_altmode_enable_dp()
173 static void pmic_glink_altmode_enable_usb(struct pmic_glink_altmode *altmode,  in pmic_glink_altmode_enable_usb()  argument
184 		dev_err(altmode->dev, "failed to switch mux to USB: %d\n", ret);  in pmic_glink_altmode_enable_usb()
192 		dev_err(altmode->dev, "failed to setup retimer to USB: %d\n", ret);  in pmic_glink_altmode_enable_usb()
195 static void pmic_glink_altmode_safe(struct pmic_glink_altmode *altmode,  in pmic_glink_altmode_safe()  argument
206 		dev_err(altmode->dev, "failed to switch mux to safe mode: %d\n", ret);  in pmic_glink_altmode_safe()
214 		dev_err(altmode->dev, "failed to setup retimer to USB: %d\n", ret);  in pmic_glink_altmode_safe()
220 	struct pmic_glink_altmode *altmode = alt_port->altmode;  in pmic_glink_altmode_worker()  local
225 		pmic_glink_altmode_safe(altmode, alt_port);  in pmic_glink_altmode_worker()
227 		pmic_glink_altmode_enable_dp(altmode, alt_port, alt_port->mode,  in pmic_glink_altmode_worker()
230 		pmic_glink_altmode_enable_usb(altmode, alt_port);  in pmic_glink_altmode_worker()
237 	pmic_glink_altmode_request(altmode, ALTMODE_PAN_ACK, alt_port->index);  in pmic_glink_altmode_worker()
257 static void pmic_glink_altmode_sc8180xp_notify(struct pmic_glink_altmode *altmode,  in pmic_glink_altmode_sc8180xp_notify()  argument
272 		dev_warn(altmode->dev, "invalid length of USBC_NOTIFY indication: %zd\n", len);  in pmic_glink_altmode_sc8180xp_notify()
287 	if (port >= ARRAY_SIZE(altmode->ports) || !altmode->ports[port].altmode) {  in pmic_glink_altmode_sc8180xp_notify()
288 		dev_dbg(altmode->dev, "notification on undefined port %d\n", port);  in pmic_glink_altmode_sc8180xp_notify()
292 	alt_port = &altmode->ports[port];  in pmic_glink_altmode_sc8180xp_notify()
305 static void pmic_glink_altmode_sc8280xp_notify(struct pmic_glink_altmode *altmode,  in pmic_glink_altmode_sc8280xp_notify()  argument
317 		dev_warn(altmode->dev, "invalid length USBC_NOTIFY_IND: %zd\n",  in pmic_glink_altmode_sc8280xp_notify()
330 	if (port >= ARRAY_SIZE(altmode->ports) || !altmode->ports[port].altmode) {  in pmic_glink_altmode_sc8280xp_notify()
331 		dev_dbg(altmode->dev, "notification on undefined port %d\n", port);  in pmic_glink_altmode_sc8280xp_notify()
335 	alt_port = &altmode->ports[port];  in pmic_glink_altmode_sc8280xp_notify()
346 	struct pmic_glink_altmode *altmode = priv;  in pmic_glink_altmode_callback()  local
356 		complete(&altmode->pan_ack);  in pmic_glink_altmode_callback()
359 		pmic_glink_altmode_sc8280xp_notify(altmode, svid, data, len);  in pmic_glink_altmode_callback()
362 		pmic_glink_altmode_sc8180xp_notify(altmode, data, len);  in pmic_glink_altmode_callback()
384 	struct pmic_glink_altmode *altmode = work_to_altmode(work);  in pmic_glink_altmode_enable_worker()  local
387 	ret = pmic_glink_altmode_request(altmode, ALTMODE_PAN_EN, 0);  in pmic_glink_altmode_enable_worker()
389 		dev_err(altmode->dev, "failed to request altmode notifications: %d\n", ret);  in pmic_glink_altmode_enable_worker()
394 	struct pmic_glink_altmode *altmode = priv;  in pmic_glink_altmode_pdr_notify()  local
397 		schedule_work(&altmode->enable_work);  in pmic_glink_altmode_pdr_notify()
409 	struct pmic_glink_altmode *altmode;  in pmic_glink_altmode_probe()  local
416 	altmode = devm_kzalloc(dev, sizeof(*altmode), GFP_KERNEL);  in pmic_glink_altmode_probe()
417 	if (!altmode)  in pmic_glink_altmode_probe()
420 	altmode->dev = dev;  in pmic_glink_altmode_probe()
424 		altmode->owner_id = (unsigned long)match->data;  in pmic_glink_altmode_probe()
426 		altmode->owner_id = PMIC_GLINK_OWNER_USBC_PAN;  in pmic_glink_altmode_probe()
428 	INIT_WORK(&altmode->enable_work, pmic_glink_altmode_enable_worker);  in pmic_glink_altmode_probe()
429 	init_completion(&altmode->pan_ack);  in pmic_glink_altmode_probe()
430 	mutex_init(&altmode->lock);  in pmic_glink_altmode_probe()
440 		if (port >= ARRAY_SIZE(altmode->ports)) {  in pmic_glink_altmode_probe()
445 		if (altmode->ports[port].altmode) {  in pmic_glink_altmode_probe()
451 		alt_port = &altmode->ports[port];  in pmic_glink_altmode_probe()
452 		alt_port->altmode = altmode;  in pmic_glink_altmode_probe()
512 	for (port = 0; port < ARRAY_SIZE(altmode->ports); port++) {  in pmic_glink_altmode_probe()
513 		alt_port = &altmode->ports[port];  in pmic_glink_altmode_probe()
522 	altmode->client = devm_pmic_glink_client_alloc(dev,  in pmic_glink_altmode_probe()
523 						       altmode->owner_id,  in pmic_glink_altmode_probe()
526 						       altmode);  in pmic_glink_altmode_probe()
527 	if (IS_ERR(altmode->client))  in pmic_glink_altmode_probe()
528 		return PTR_ERR(altmode->client);  in pmic_glink_altmode_probe()
530 	pmic_glink_client_register(altmode->client);  in pmic_glink_altmode_probe()
536 	{ .name = "pmic_glink.altmode", },
549 MODULE_DESCRIPTION("Qualcomm PMIC GLINK Altmode driver");