+static ssize_t show_supported_protocols(struct device *d,
+ struct device_attribute *mattr, char *buf)
+{
+ char *orgbuf = buf;
+ struct ir_input_dev *ir_dev = dev_get_drvdata(d);
+
+ /* FIXME: doesn't support multiple protocols at the same time */
+ if (ir_dev->props->allowed_protos == IR_TYPE_UNKNOWN)
+ buf += sprintf(buf, "unknown ");
+ if (ir_dev->props->allowed_protos & IR_TYPE_RC5)
+ buf += sprintf(buf, "rc-5 ");
+ if (ir_dev->props->allowed_protos & IR_TYPE_PD)
+ buf += sprintf(buf, "pulse-distance ");
+ if (ir_dev->props->allowed_protos & IR_TYPE_NEC)
+ buf += sprintf(buf, "nec ");
+ if (buf == orgbuf)
+ buf += sprintf(buf, "other ");
+
+ buf += sprintf(buf - 1, "\n");
+
+ return buf - orgbuf;
+}