Replace the legacy f75375s i2c_driver by an i2c_listener.
Signed-off-by: Jean Delvare <[EMAIL PROTECTED]>
---
Riku, any chance you could test this one? Thanks.
drivers/hwmon/f75375s.c | 67 +++++++++--------------------------------------
1 file changed, 14 insertions(+), 53 deletions(-)
--- linux-2.6.26-rc4.orig/drivers/hwmon/f75375s.c 2008-05-04
09:49:47.000000000 +0200
+++ linux-2.6.26-rc4/drivers/hwmon/f75375s.c 2008-06-04 11:32:22.000000000
+0200
@@ -114,19 +114,16 @@ struct f75375_data {
s8 temp_max_hyst[2];
};
-static int f75375_attach_adapter(struct i2c_adapter *adapter);
-static int f75375_detect(struct i2c_adapter *adapter, int address, int kind);
-static int f75375_detach_client(struct i2c_client *client);
+static int f75375_detect(struct i2c_adapter *adapter, int address, int kind,
+ struct i2c_board_info *info);
static int f75375_probe(struct i2c_client *client,
const struct i2c_device_id *id);
static int f75375_remove(struct i2c_client *client);
-static struct i2c_driver f75375_legacy_driver = {
- .driver = {
- .name = "f75375_legacy",
- },
- .attach_adapter = f75375_attach_adapter,
- .detach_client = f75375_detach_client,
+static struct i2c_listener f75375_listener = {
+ .class = I2C_CLASS_HWMON,
+ .address_data = &addr_data,
+ .detect = f75375_detect,
};
static const struct i2c_device_id f75375_id[] = {
@@ -607,22 +604,6 @@ static const struct attribute_group f753
.attrs = f75375_attributes,
};
-static int f75375_detach_client(struct i2c_client *client)
-{
- int err;
-
- f75375_remove(client);
- err = i2c_detach_client(client);
- if (err) {
- dev_err(&client->dev,
- "Client deregistration failed, "
- "client not detached.\n");
- return err;
- }
- kfree(client);
- return 0;
-}
-
static void f75375_init(struct i2c_client *client, struct f75375_data *data,
struct f75375s_platform_data *f75375s_pdata)
{
@@ -700,21 +681,14 @@ static int f75375_remove(struct i2c_clie
return 0;
}
-static int f75375_attach_adapter(struct i2c_adapter *adapter)
-{
- if (!(adapter->class & I2C_CLASS_HWMON))
- return 0;
- return i2c_probe(adapter, &addr_data, f75375_detect);
-}
-
/* This function is called by i2c_probe */
-static int f75375_detect(struct i2c_adapter *adapter, int address, int kind)
+static int f75375_detect(struct i2c_adapter *adapter, int address, int kind,
+ struct i2c_board_info *info)
{
struct i2c_client *client;
u8 version = 0;
- int err = 0;
+ int err = -ENODEV;
const char *name = "";
- struct i2c_device_id id;
if (!(client = kzalloc(sizeof(*client), GFP_KERNEL))) {
err = -ENOMEM;
@@ -722,7 +696,6 @@ static int f75375_detect(struct i2c_adap
}
client->addr = address;
client->adapter = adapter;
- client->driver = &f75375_legacy_driver;
if (kind < 0) {
u16 vendid = f75375_read16(client, F75375_REG_VENDOR);
@@ -739,6 +712,7 @@ static int f75375_detect(struct i2c_adap
goto exit_free;
}
}
+ err = 0; /* detection OK */
if (kind == f75375) {
name = "f75375";
@@ -746,20 +720,9 @@ static int f75375_detect(struct i2c_adap
name = "f75373";
}
dev_info(&adapter->dev, "found %s version: %02X\n", name, version);
- strlcpy(client->name, name, I2C_NAME_SIZE);
-
- if ((err = i2c_attach_client(client)))
- goto exit_free;
-
- strlcpy(id.name, name, I2C_NAME_SIZE);
- id.driver_data = kind;
- if ((err = f75375_probe(client, &id)) < 0)
- goto exit_detach;
+ strlcpy(info->type, name, I2C_NAME_SIZE);
+ info->addr = address;
- return 0;
-
-exit_detach:
- i2c_detach_client(client);
exit_free:
kfree(client);
exit:
@@ -773,16 +736,14 @@ static int __init sensors_f75375_init(vo
if (status)
return status;
- status = i2c_add_driver(&f75375_legacy_driver);
- if (status)
- i2c_del_driver(&f75375_driver);
+ i2c_add_listener(&f75375_listener);
return status;
}
static void __exit sensors_f75375_exit(void)
{
- i2c_del_driver(&f75375_legacy_driver);
+ i2c_del_listener(&f75375_listener);
i2c_del_driver(&f75375_driver);
}
--
Jean Delvare
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