diff options
Diffstat (limited to 'drivers/media/IR')
| -rw-r--r-- | drivers/media/IR/ir-sysfs.c | 30 |
1 files changed, 28 insertions, 2 deletions
diff --git a/drivers/media/IR/ir-sysfs.c b/drivers/media/IR/ir-sysfs.c index 3c601421632..821345dbe7c 100644 --- a/drivers/media/IR/ir-sysfs.c +++ b/drivers/media/IR/ir-sysfs.c @@ -22,10 +22,36 @@ unsigned long ir_core_dev_number; static struct class *ir_input_class; -static DEVICE_ATTR(ir_protocol, S_IRUGO | S_IWUSR, NULL, NULL); + +static ssize_t show_protocol(struct device *d, + struct device_attribute *mattr, char *buf) +{ + char *s; + struct ir_input_dev *ir_dev = dev_get_drvdata(d); + enum ir_type ir_type = ir_dev->rc_tab.ir_type; + + IR_dprintk(1, "Current protocol is %ld\n", ir_type); + + /* FIXME: doesn't support multiple protocols at the same time */ + if (ir_type == IR_TYPE_UNKNOWN) + s = "Unknown"; + else if (ir_type == IR_TYPE_RC5) + s = "RC-5"; + else if (ir_type == IR_TYPE_PD) + s = "Pulse/distance"; + else if (ir_type == IR_TYPE_NEC) + s = "NEC"; + else + s = "Other"; + + return sprintf(buf, "%s\n", s); +} + +static DEVICE_ATTR(current_protocol, S_IRUGO | S_IWUSR, + show_protocol, NULL); static struct attribute *ir_dev_attrs[] = { - &dev_attr_ir_protocol.attr, + &dev_attr_current_protocol.attr, }; int ir_register_class(struct input_dev *input_dev) |