diff options
Diffstat (limited to 'drivers/w1/w1_smem.c')
-rw-r--r-- | drivers/w1/w1_smem.c | 54 |
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); |