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path: root/drivers/hwmon/sis5595.c
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Diffstat (limited to 'drivers/hwmon/sis5595.c')
-rw-r--r--drivers/hwmon/sis5595.c70
1 files changed, 29 insertions, 41 deletions
diff --git a/drivers/hwmon/sis5595.c b/drivers/hwmon/sis5595.c
index 6bbfc8fb4f1..8610bce0824 100644
--- a/drivers/hwmon/sis5595.c
+++ b/drivers/hwmon/sis5595.c
@@ -55,7 +55,9 @@
#include <linux/ioport.h>
#include <linux/pci.h>
#include <linux/i2c.h>
-#include <linux/i2c-sensor.h>
+#include <linux/i2c-isa.h>
+#include <linux/hwmon.h>
+#include <linux/err.h>
#include <linux/init.h>
#include <linux/jiffies.h>
#include <asm/io.h>
@@ -68,14 +70,10 @@ module_param(force_addr, ushort, 0);
MODULE_PARM_DESC(force_addr,
"Initialize the base address of the sensors");
-/* Addresses to scan.
+/* Device address
Note that we can't determine the ISA address until we have initialized
our module */
-static unsigned short normal_i2c[] = { I2C_CLIENT_END };
-static unsigned int normal_isa[] = { 0x0000, I2C_CLIENT_ISA_END };
-
-/* Insmod parameters */
-SENSORS_INSMOD_1(sis5595);
+static unsigned short address;
/* Many SIS5595 constants specified below */
@@ -168,6 +166,7 @@ static inline u8 DIV_TO_REG(int val)
allocated. */
struct sis5595_data {
struct i2c_client client;
+ struct class_device *class_dev;
struct semaphore lock;
struct semaphore update_lock;
@@ -190,8 +189,7 @@ struct sis5595_data {
static struct pci_dev *s_bridge; /* pointer to the (only) sis5595 */
-static int sis5595_attach_adapter(struct i2c_adapter *adapter);
-static int sis5595_detect(struct i2c_adapter *adapter, int address, int kind);
+static int sis5595_detect(struct i2c_adapter *adapter);
static int sis5595_detach_client(struct i2c_client *client);
static int sis5595_read_value(struct i2c_client *client, u8 register);
@@ -202,9 +200,7 @@ static void sis5595_init_client(struct i2c_client *client);
static struct i2c_driver sis5595_driver = {
.owner = THIS_MODULE,
.name = "sis5595",
- .id = I2C_DRIVERID_SIS5595,
- .flags = I2C_DF_NOTIFY,
- .attach_adapter = sis5595_attach_adapter,
+ .attach_adapter = sis5595_detect,
.detach_client = sis5595_detach_client,
};
@@ -476,14 +472,7 @@ static ssize_t show_alarms(struct device *dev, struct device_attribute *attr, ch
static DEVICE_ATTR(alarms, S_IRUGO, show_alarms, NULL);
/* This is called when the module is loaded */
-static int sis5595_attach_adapter(struct i2c_adapter *adapter)
-{
- if (!(adapter->class & I2C_CLASS_HWMON))
- return 0;
- return i2c_detect(adapter, &addr_data, sis5595_detect);
-}
-
-int sis5595_detect(struct i2c_adapter *adapter, int address, int kind)
+static int sis5595_detect(struct i2c_adapter *adapter)
{
int err = 0;
int i;
@@ -492,10 +481,6 @@ int sis5595_detect(struct i2c_adapter *adapter, int address, int kind)
char val;
u16 a;
- /* Make sure we are probing the ISA bus!! */
- if (!i2c_is_isa_adapter(adapter))
- goto exit;
-
if (force_addr)
address = force_addr & ~(SIS5595_EXTENT - 1);
/* Reserve the ISA region */
@@ -578,6 +563,12 @@ int sis5595_detect(struct i2c_adapter *adapter, int address, int kind)
}
/* Register sysfs hooks */
+ data->class_dev = hwmon_device_register(&new_client->dev);
+ if (IS_ERR(data->class_dev)) {
+ err = PTR_ERR(data->class_dev);
+ goto exit_detach;
+ }
+
device_create_file(&new_client->dev, &dev_attr_in0_input);
device_create_file(&new_client->dev, &dev_attr_in0_min);
device_create_file(&new_client->dev, &dev_attr_in0_max);
@@ -608,7 +599,9 @@ int sis5595_detect(struct i2c_adapter *adapter, int address, int kind)
device_create_file(&new_client->dev, &dev_attr_temp1_max_hyst);
}
return 0;
-
+
+exit_detach:
+ i2c_detach_client(new_client);
exit_free:
kfree(data);
exit_release:
@@ -619,18 +612,17 @@ exit:
static int sis5595_detach_client(struct i2c_client *client)
{
+ struct sis5595_data *data = i2c_get_clientdata(client);
int err;
- if ((err = i2c_detach_client(client))) {
- dev_err(&client->dev,
- "Client deregistration failed, client not detached.\n");
+ hwmon_device_unregister(data->class_dev);
+
+ if ((err = i2c_detach_client(client)))
return err;
- }
- if (i2c_is_isa_client(client))
- release_region(client->addr, SIS5595_EXTENT);
+ release_region(client->addr, SIS5595_EXTENT);
- kfree(i2c_get_clientdata(client));
+ kfree(data);
return 0;
}
@@ -745,7 +737,6 @@ static int __devinit sis5595_pci_probe(struct pci_dev *dev,
{
u16 val;
int *i;
- int addr = 0;
for (i = blacklist; *i != 0; i++) {
struct pci_dev *dev;
@@ -761,22 +752,19 @@ static int __devinit sis5595_pci_probe(struct pci_dev *dev,
pci_read_config_word(dev, SIS5595_BASE_REG, &val))
return -ENODEV;
- addr = val & ~(SIS5595_EXTENT - 1);
- if (addr == 0 && force_addr == 0) {
+ address = val & ~(SIS5595_EXTENT - 1);
+ if (address == 0 && force_addr == 0) {
dev_err(&dev->dev, "Base address not set - upgrade BIOS or use force_addr=0xaddr\n");
return -ENODEV;
}
- if (force_addr)
- addr = force_addr; /* so detect will get called */
- if (!addr) {
+ if (!address) {
dev_err(&dev->dev,"No SiS 5595 sensors found.\n");
return -ENODEV;
}
- normal_isa[0] = addr;
s_bridge = pci_dev_get(dev);
- if (i2c_add_driver(&sis5595_driver)) {
+ if (i2c_isa_add_driver(&sis5595_driver)) {
pci_dev_put(s_bridge);
s_bridge = NULL;
}
@@ -803,7 +791,7 @@ static void __exit sm_sis5595_exit(void)
{
pci_unregister_driver(&sis5595_pci_driver);
if (s_bridge != NULL) {
- i2c_del_driver(&sis5595_driver);
+ i2c_isa_del_driver(&sis5595_driver);
pci_dev_put(s_bridge);
s_bridge = NULL;
}