diff options
Diffstat (limited to 'drivers/w1')
| -rw-r--r-- | drivers/w1/w1.c | 35 |
1 files changed, 10 insertions, 25 deletions
diff --git a/drivers/w1/w1.c b/drivers/w1/w1.c index b1b21df835f..04e7de4b266 100644 --- a/drivers/w1/w1.c +++ b/drivers/w1/w1.c @@ -103,35 +103,20 @@ static ssize_t w1_slave_read_name(struct device *dev, struct device_attribute *a return sprintf(buf, "%s\n", sl->name); } -static ssize_t w1_slave_read_id(struct kobject *kobj, - struct bin_attribute *bin_attr, - char *buf, loff_t off, size_t count) +static ssize_t w1_slave_read_id(struct device *dev, + struct device_attribute *attr, char *buf) { - struct w1_slave *sl = kobj_to_w1_slave(kobj); - - if (off > 8) { - count = 0; - } else { - if (off + count > 8) - count = 8 - off; - - memcpy(buf, (u8 *)&sl->reg_num, count); - } + struct w1_slave *sl = dev_to_w1_slave(dev); + ssize_t count = sizeof(sl->reg_num); + memcpy(buf, (u8 *)&sl->reg_num, count); return count; } static struct device_attribute w1_slave_attr_name = __ATTR(name, S_IRUGO, w1_slave_read_name, NULL); - -static struct bin_attribute w1_slave_attr_bin_id = { - .attr = { - .name = "id", - .mode = S_IRUGO, - }, - .size = 8, - .read = w1_slave_read_id, -}; +static struct device_attribute w1_slave_attr_id = + __ATTR(id, S_IRUGO, w1_slave_read_id, NULL); /* Default family */ @@ -650,7 +635,7 @@ static int __w1_attach_slave_device(struct w1_slave *sl) } /* Create "id" entry */ - err = sysfs_create_bin_file(&sl->dev.kobj, &w1_slave_attr_bin_id); + err = device_create_file(&sl->dev, &w1_slave_attr_id); if (err < 0) { dev_err(&sl->dev, "sysfs file creation for [%s] failed. err=%d\n", @@ -672,7 +657,7 @@ static int __w1_attach_slave_device(struct w1_slave *sl) return 0; out_rem2: - sysfs_remove_bin_file(&sl->dev.kobj, &w1_slave_attr_bin_id); + device_remove_file(&sl->dev, &w1_slave_attr_id); out_rem1: device_remove_file(&sl->dev, &w1_slave_attr_name); out_unreg: @@ -754,7 +739,7 @@ void w1_slave_detach(struct w1_slave *sl) msg.type = W1_SLAVE_REMOVE; w1_netlink_send(sl->master, &msg); - sysfs_remove_bin_file(&sl->dev.kobj, &w1_slave_attr_bin_id); + device_remove_file(&sl->dev, &w1_slave_attr_id); device_remove_file(&sl->dev, &w1_slave_attr_name); device_unregister(&sl->dev); |