+static ssize_t radio_read(struct file *file, char __user *data,
+ size_t count, loff_t *ppos)
+{
+ struct bttv *btv = file->private_data;
+ struct rds_command cmd;
+ cmd.block_count = count/3;
+ cmd.buffer = data;
+ cmd.instance = file;
+ cmd.result = -ENODEV;
+
+ bttv_call_i2c_clients(btv, RDS_CMD_READ, &cmd);
+
+ return cmd.result;
+}
+
+static unsigned int radio_poll(struct file *file, poll_table *wait)
+{
+ struct bttv *btv = file->private_data;
+ struct rds_command cmd;
+ cmd.instance = file;
+ cmd.event_list = wait;
+ cmd.result = -ENODEV;
+ bttv_call_i2c_clients(btv, RDS_CMD_POLL, &cmd);
+
+ return cmd.result;
+}
+