summaryrefslogtreecommitdiff
path: root/drivers/w1/w1_smem.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/w1/w1_smem.c')
-rw-r--r--drivers/w1/w1_smem.c54
1 files changed, 28 insertions, 26 deletions
diff --git a/drivers/w1/w1_smem.c b/drivers/w1/w1_smem.c
index a54e425217a0..70d2d469963c 100644
--- a/drivers/w1/w1_smem.c
+++ b/drivers/w1/w1_smem.c
@@ -1,8 +1,8 @@
/*
- * w1_smem.c
+ * w1_smem.c
*
* Copyright (c) 2004 Evgeniy Polyakov <johnpol@2ka.mipt.ru>
- *
+ *
*
* This program is free software; you can redistribute it and/or modify
* it under the smems of the GNU General Public License as published by
@@ -36,41 +36,25 @@ MODULE_LICENSE("GPL");
MODULE_AUTHOR("Evgeniy Polyakov <johnpol@2ka.mipt.ru>");
MODULE_DESCRIPTION("Driver for 1-wire Dallas network protocol, 64bit memory family.");
-static ssize_t w1_smem_read_name(struct device *, char *);
-static ssize_t w1_smem_read_val(struct device *, char *);
+static ssize_t w1_smem_read_name(struct device *, struct device_attribute *attr, char *);
static ssize_t w1_smem_read_bin(struct kobject *, char *, loff_t, size_t);
static struct w1_family_ops w1_smem_fops = {
.rname = &w1_smem_read_name,
.rbin = &w1_smem_read_bin,
- .rval = &w1_smem_read_val,
- .rvalname = "id",
};
-static ssize_t w1_smem_read_name(struct device *dev, char *buf)
+static ssize_t w1_smem_read_name(struct device *dev, struct device_attribute *attr, char *buf)
{
struct w1_slave *sl = container_of(dev, struct w1_slave, dev);
return sprintf(buf, "%s\n", sl->name);
}
-static ssize_t w1_smem_read_val(struct device *dev, char *buf)
-{
- struct w1_slave *sl = container_of(dev, struct w1_slave, dev);
- int i;
- ssize_t count = 0;
-
- for (i = 0; i < 8; ++i)
- count += sprintf(buf + count, "%02x ", ((u8 *)&sl->reg_num)[i]);
- count += sprintf(buf + count, "\n");
-
- return count;
-}
-
static ssize_t w1_smem_read_bin(struct kobject *kobj, char *buf, loff_t off, size_t count)
{
struct w1_slave *sl = container_of(container_of(kobj, struct device, kobj),
- struct w1_slave, dev);
+ struct w1_slave, dev);
int i;
atomic_inc(&sl->refcnt);
@@ -90,7 +74,7 @@ static ssize_t w1_smem_read_bin(struct kobject *kobj, char *buf, loff_t off, siz
for (i = 0; i < 8; ++i)
count += sprintf(buf + count, "%02x ", ((u8 *)&sl->reg_num)[i]);
count += sprintf(buf + count, "\n");
-
+
out:
up(&sl->master->mutex);
out_dec:
@@ -99,19 +83,37 @@ out_dec:
return count;
}
-static struct w1_family w1_smem_family = {
- .fid = W1_FAMILY_SMEM,
+static struct w1_family w1_smem_family_01 = {
+ .fid = W1_FAMILY_SMEM_01,
+ .fops = &w1_smem_fops,
+};
+
+static struct w1_family w1_smem_family_81 = {
+ .fid = W1_FAMILY_SMEM_81,
.fops = &w1_smem_fops,
};
static int __init w1_smem_init(void)
{
- return w1_register_family(&w1_smem_family);
+ int err;
+
+ err = w1_register_family(&w1_smem_family_01);
+ if (err)
+ return err;
+
+ err = w1_register_family(&w1_smem_family_81);
+ if (err) {
+ w1_unregister_family(&w1_smem_family_01);
+ return err;
+ }
+
+ return 0;
}
static void __exit w1_smem_fini(void)
{
- w1_unregister_family(&w1_smem_family);
+ w1_unregister_family(&w1_smem_family_01);
+ w1_unregister_family(&w1_smem_family_81);
}
module_init(w1_smem_init);