1 // SPDX-License-Identifier: GPL-2.0-only
3  *  tifm_core.c - TI FlashMedia driver
31 	return card_type_name[nt][type - 1];  in tifm_media_type_name()
34 static int tifm_dev_match(struct tifm_dev *sock, struct tifm_device_id *id)  in tifm_dev_match()  argument
36 	if (sock->type == id->type)  in tifm_dev_match()
41 static int tifm_bus_match(struct device *dev, const struct device_driver *drv)  in tifm_bus_match()  argument
44 	const struct tifm_driver *fm_drv = container_of_const(drv, struct tifm_driver,  in tifm_bus_match()
46 	struct tifm_device_id *ids = fm_drv->id_table;  in tifm_bus_match()
49 		while (ids->type) {  in tifm_bus_match()
62 	if (add_uevent_var(env, "TIFM_CARD_TYPE=%s", tifm_media_type_name(sock->type, 1)))  in tifm_uevent()
63 		return -ENOMEM;  in tifm_uevent()
71 	struct tifm_driver *drv = container_of(dev->driver, struct tifm_driver,  in tifm_device_probe()  local
73 	int rc = -ENODEV;  in tifm_device_probe()
76 	if (dev->driver && drv->probe) {  in tifm_device_probe()
77 		rc = drv->probe(sock);  in tifm_device_probe()
93 	struct tifm_driver *drv = container_of(dev->driver, struct tifm_driver,  in tifm_device_remove()  local
96 	if (dev->driver && drv->remove) {  in tifm_device_remove()
97 		sock->card_event = tifm_dummy_event;  in tifm_device_remove()
98 		sock->data_event = tifm_dummy_event;  in tifm_device_remove()
99 		drv->remove(sock);  in tifm_device_remove()
100 		sock->dev.driver = NULL;  in tifm_device_remove()
111 	struct tifm_driver *drv = container_of(dev->driver, struct tifm_driver,  in tifm_device_suspend()  local
114 	if (dev->driver && drv->suspend)  in tifm_device_suspend()
115 		return drv->suspend(sock, state);  in tifm_device_suspend()
122 	struct tifm_driver *drv = container_of(dev->driver, struct tifm_driver,  in tifm_device_resume()  local
125 	if (dev->driver && drv->resume)  in tifm_device_resume()
126 		return drv->resume(sock);  in tifm_device_resume()
141 	return sprintf(buf, "%x", sock->type);  in type_show()
181 		fm->dev.class = &tifm_adapter_class;  in tifm_alloc_adapter()
182 		fm->dev.parent = dev;  in tifm_alloc_adapter()
183 		device_initialize(&fm->dev);  in tifm_alloc_adapter()
184 		spin_lock_init(&fm->lock);  in tifm_alloc_adapter()
185 		fm->num_sockets = num_sockets;  in tifm_alloc_adapter()
199 		fm->id = rc;  in tifm_add_adapter()
205 	dev_set_name(&fm->dev, "tifm%u", fm->id);  in tifm_add_adapter()
206 	rc = device_add(&fm->dev);  in tifm_add_adapter()
209 		idr_remove(&tifm_adapter_idr, fm->id);  in tifm_add_adapter()
222 	for (cnt = 0; cnt < fm->num_sockets; ++cnt) {  in tifm_remove_adapter()
223 		if (fm->sockets[cnt])  in tifm_remove_adapter()
224 			device_unregister(&fm->sockets[cnt]->dev);  in tifm_remove_adapter()
228 	idr_remove(&tifm_adapter_idr, fm->id);  in tifm_remove_adapter()
230 	device_del(&fm->dev);  in tifm_remove_adapter()
236 	put_device(&fm->dev);  in tifm_free_adapter()
247 struct tifm_dev *tifm_alloc_device(struct tifm_adapter *fm, unsigned int id,  in tifm_alloc_device()  argument
257 		spin_lock_init(&sock->lock);  in tifm_alloc_device()
258 		sock->type = type;  in tifm_alloc_device()
259 		sock->socket_id = id;  in tifm_alloc_device()
260 		sock->card_event = tifm_dummy_event;  in tifm_alloc_device()
261 		sock->data_event = tifm_dummy_event;  in tifm_alloc_device()
263 		sock->dev.parent = fm->dev.parent;  in tifm_alloc_device()
264 		sock->dev.bus = &tifm_bus_type;  in tifm_alloc_device()
265 		sock->dev.dma_mask = fm->dev.parent->dma_mask;  in tifm_alloc_device()
266 		sock->dev.release = tifm_free_device;  in tifm_alloc_device()
268 		dev_set_name(&sock->dev, "tifm_%s%u:%u",  in tifm_alloc_device()
269 			     tifm_media_type_name(type, 2), fm->id, id);  in tifm_alloc_device()
272 		       tifm_media_type_name(type, 0), fm->id, id);  in tifm_alloc_device()
280 	struct tifm_adapter *fm = dev_get_drvdata(sock->dev.parent);  in tifm_eject()
281 	fm->eject(fm, sock);  in tifm_eject()
287 	struct tifm_adapter *fm = dev_get_drvdata(sock->dev.parent);  in tifm_has_ms_pif()
288 	return fm->has_ms_pif(fm, sock);  in tifm_has_ms_pif()
295 	return dma_map_sg(&to_pci_dev(sock->dev.parent)->dev, sg, nents,  in tifm_map_sg()
303 	dma_unmap_sg(&to_pci_dev(sock->dev.parent)->dev, sg, nents, direction);  in tifm_unmap_sg()
313 int tifm_register_driver(struct tifm_driver *drv)  in tifm_register_driver()  argument
315 	drv->driver.bus = &tifm_bus_type;  in tifm_register_driver()
317 	return driver_register(&drv->driver);  in tifm_register_driver()
321 void tifm_unregister_driver(struct tifm_driver *drv)  in tifm_unregister_driver()  argument
323 	driver_unregister(&drv->driver);  in tifm_unregister_driver()
333 		return -ENOMEM;  in tifm_init()