95 	struct i2c_client *client = phy->i2c_dev;  in st_nci_i2c_write()  local
100 	r = i2c_master_send(client, skb->data, skb->len);  in st_nci_i2c_write()
103 		r = i2c_master_send(client, skb->data, skb->len);  in st_nci_i2c_write()
130 	struct i2c_client *client = phy->i2c_dev;  in st_nci_i2c_read()  local
132 	r = i2c_master_recv(client, buf, ST_NCI_I2C_MIN_SIZE);  in st_nci_i2c_read()
135 		r = i2c_master_recv(client, buf, ST_NCI_I2C_MIN_SIZE);  in st_nci_i2c_read()
143 		nfc_err(&client->dev, "invalid frame len\n");  in st_nci_i2c_read()
158 	r = i2c_master_recv(client, buf, len);  in st_nci_i2c_read()
178 	struct i2c_client *client;  in st_nci_irq_thread_fn()  local
187 	client = phy->i2c_dev;  in st_nci_irq_thread_fn()
188 	dev_dbg(&client->dev, "IRQ\n");  in st_nci_irq_thread_fn()
214 static int st_nci_i2c_of_request_resources(struct i2c_client *client)  in st_nci_i2c_of_request_resources()  argument
216 	struct st_nci_i2c_phy *phy = i2c_get_clientdata(client);  in st_nci_i2c_of_request_resources()
221 	pp = client->dev.of_node;  in st_nci_i2c_of_request_resources()
228 		nfc_err(&client->dev,  in st_nci_i2c_of_request_resources()
234 	r = devm_gpio_request_one(&client->dev, gpio,  in st_nci_i2c_of_request_resources()
237 		nfc_err(&client->dev, "Failed to request reset pin\n");  in st_nci_i2c_of_request_resources()
242 	phy->irq_polarity = irq_get_trigger_type(client->irq);  in st_nci_i2c_of_request_resources()
252 static int st_nci_i2c_of_request_resources(struct i2c_client *client)  in st_nci_i2c_of_request_resources()  argument
258 static int st_nci_i2c_request_resources(struct i2c_client *client)  in st_nci_i2c_request_resources()  argument
261 	struct st_nci_i2c_phy *phy = i2c_get_clientdata(client);  in st_nci_i2c_request_resources()
264 	pdata = client->dev.platform_data;  in st_nci_i2c_request_resources()
266 		nfc_err(&client->dev, "No platform data\n");  in st_nci_i2c_request_resources()
274 	r = devm_gpio_request_one(&client->dev,  in st_nci_i2c_request_resources()
287 static int st_nci_i2c_probe(struct i2c_client *client,  in st_nci_i2c_probe()  argument
294 	dev_dbg(&client->dev, "%s\n", __func__);  in st_nci_i2c_probe()
295 	dev_dbg(&client->dev, "IRQ: %d\n", client->irq);  in st_nci_i2c_probe()
297 	if (!i2c_check_functionality(client->adapter, I2C_FUNC_I2C)) {  in st_nci_i2c_probe()
298 		nfc_err(&client->dev, "Need I2C_FUNC_I2C\n");  in st_nci_i2c_probe()
302 	phy = devm_kzalloc(&client->dev, sizeof(struct st_nci_i2c_phy),  in st_nci_i2c_probe()
307 	phy->i2c_dev = client;  in st_nci_i2c_probe()
309 	i2c_set_clientdata(client, phy);  in st_nci_i2c_probe()
311 	pdata = client->dev.platform_data;  in st_nci_i2c_probe()
312 	if (!pdata && client->dev.of_node) {  in st_nci_i2c_probe()
313 		r = st_nci_i2c_of_request_resources(client);  in st_nci_i2c_probe()
315 			nfc_err(&client->dev, "No platform data\n");  in st_nci_i2c_probe()
319 		r = st_nci_i2c_request_resources(client);  in st_nci_i2c_probe()
321 			nfc_err(&client->dev,  in st_nci_i2c_probe()
326 		nfc_err(&client->dev,  in st_nci_i2c_probe()
331 	r = ndlc_probe(phy, &i2c_phy_ops, &client->dev,  in st_nci_i2c_probe()
335 		nfc_err(&client->dev, "Unable to register ndlc layer\n");  in st_nci_i2c_probe()
340 	r = devm_request_threaded_irq(&client->dev, client->irq, NULL,  in st_nci_i2c_probe()
345 		nfc_err(&client->dev, "Unable to register IRQ handler\n");  in st_nci_i2c_probe()
350 static int st_nci_i2c_remove(struct i2c_client *client)  in st_nci_i2c_remove()  argument
352 	struct st_nci_i2c_phy *phy = i2c_get_clientdata(client);  in st_nci_i2c_remove()
354 	dev_dbg(&client->dev, "%s\n", __func__);  in st_nci_i2c_remove()