76 	struct i2c_client *client;  member
87 	irqsrc = i2c_smbus_read_byte_data(sx8654->client,  in sx8654_irq()
89 	dev_dbg(&sx8654->client->dev, "irqsrc = 0x%x", irqsrc);  in sx8654_irq()
95 		dev_dbg(&sx8654->client->dev, "pen release interrupt");  in sx8654_irq()
102 		dev_dbg(&sx8654->client->dev, "pen touch interrupt");  in sx8654_irq()
104 		retval = i2c_master_recv(sx8654->client, data, sizeof(data));  in sx8654_irq()
120 		dev_dbg(&sx8654->client->dev, "point(%4d,%4d)\n", x, y);  in sx8654_irq()
130 	struct i2c_client *client = sx8654->client;  in sx8654_open()  local
134 	error = i2c_smbus_write_byte_data(client, I2C_REG_TOUCH0,  in sx8654_open()
137 		dev_err(&client->dev, "writing to I2C_REG_TOUCH0 failed");  in sx8654_open()
141 	error = i2c_smbus_write_byte(client, CMD_PENTRG);  in sx8654_open()
143 		dev_err(&client->dev, "writing command CMD_PENTRG failed");  in sx8654_open()
147 	enable_irq(client->irq);  in sx8654_open()
155 	struct i2c_client *client = sx8654->client;  in sx8654_close()  local
158 	disable_irq(client->irq);  in sx8654_close()
161 	error = i2c_smbus_write_byte(client, CMD_MANUAL);  in sx8654_close()
163 		dev_err(&client->dev, "writing command CMD_MANUAL failed");  in sx8654_close()
167 	error = i2c_smbus_write_byte_data(client, I2C_REG_TOUCH0, 0);  in sx8654_close()
169 		dev_err(&client->dev, "writing to I2C_REG_TOUCH0 failed");  in sx8654_close()
174 static int sx8654_probe(struct i2c_client *client,  in sx8654_probe()  argument
181 	if (!i2c_check_functionality(client->adapter,  in sx8654_probe()
185 	sx8654 = devm_kzalloc(&client->dev, sizeof(*sx8654), GFP_KERNEL);  in sx8654_probe()
189 	input = devm_input_allocate_device(&client->dev);  in sx8654_probe()
195 	input->dev.parent = &client->dev;  in sx8654_probe()
204 	sx8654->client = client;  in sx8654_probe()
209 	error = i2c_smbus_write_byte_data(client, I2C_REG_SOFTRESET,  in sx8654_probe()
212 		dev_err(&client->dev, "writing softreset value failed");  in sx8654_probe()
216 	error = i2c_smbus_write_byte_data(client, I2C_REG_CHANMASK,  in sx8654_probe()
219 		dev_err(&client->dev, "writing to I2C_REG_CHANMASK failed");  in sx8654_probe()
223 	error = i2c_smbus_write_byte_data(client, I2C_REG_IRQMASK,  in sx8654_probe()
227 		dev_err(&client->dev, "writing to I2C_REG_IRQMASK failed");  in sx8654_probe()
231 	error = i2c_smbus_write_byte_data(client, I2C_REG_TOUCH1,  in sx8654_probe()
234 		dev_err(&client->dev, "writing to I2C_REG_TOUCH1 failed");  in sx8654_probe()
238 	error = devm_request_threaded_irq(&client->dev, client->irq,  in sx8654_probe()
241 					  client->name, sx8654);  in sx8654_probe()
243 		dev_err(&client->dev,  in sx8654_probe()
245 			client->irq, error);  in sx8654_probe()
250 	disable_irq(client->irq);  in sx8654_probe()
256 	i2c_set_clientdata(client, sx8654);  in sx8654_probe()