diff options
Diffstat (limited to 'drivers/media/IR/ir-sysfs.c')
| -rw-r--r-- | drivers/media/IR/ir-sysfs.c | 25 |
1 files changed, 22 insertions, 3 deletions
diff --git a/drivers/media/IR/ir-sysfs.c b/drivers/media/IR/ir-sysfs.c index 59bd388be8d7..6d63657b5685 100644 --- a/drivers/media/IR/ir-sysfs.c +++ b/drivers/media/IR/ir-sysfs.c @@ -126,6 +126,24 @@ static ssize_t store_protocol(struct device *d, return len; } + +#define ADD_HOTPLUG_VAR(fmt, val...) \ + do { \ + int err = add_uevent_var(env, fmt, val); \ + if (err) \ + return err; \ + } while (0) + +static int ir_dev_uevent(struct device *device, struct kobj_uevent_env *env) +{ + struct ir_input_dev *ir_dev = dev_get_drvdata(device); + + if (ir_dev->rc_tab.name) + ADD_HOTPLUG_VAR("NAME=\"%s\"", ir_dev->rc_tab.name); + + return 0; +} + /* * Static device attribute struct with the sysfs attributes for IR's */ @@ -148,9 +166,9 @@ static const struct attribute_group *ir_dev_attr_groups[] = { static struct device_type ir_dev_type = { .groups = ir_dev_attr_groups, + .uevent = ir_dev_uevent, }; - /** * ir_register_class() - creates the sysfs for /sys/class/irrcv/irrcv? * @input_dev: the struct input_dev descriptor of the device @@ -173,6 +191,7 @@ int ir_register_class(struct input_dev *input_dev) ir_dev->dev.class = &ir_input_class; ir_dev->dev.parent = input_dev->dev.parent; dev_set_name(&ir_dev->dev, "irrcv%d", devno); + dev_set_drvdata(&ir_dev->dev, ir_dev); rc = device_register(&ir_dev->dev); if (rc) return rc; @@ -187,8 +206,8 @@ int ir_register_class(struct input_dev *input_dev) __module_get(THIS_MODULE); - path = kobject_get_path(&input_dev->dev.kobj, GFP_KERNEL); - printk(KERN_INFO "%s: %s associated with sysfs %s\n", + path = kobject_get_path(&ir_dev->dev.kobj, GFP_KERNEL); + printk(KERN_INFO "%s: %s as %s\n", dev_name(&ir_dev->dev), input_dev->name ? input_dev->name : "Unspecified device", path ? path : "N/A"); |