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path: root/drivers/hwmon/pmbus/pmbus.c
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Diffstat (limited to 'drivers/hwmon/pmbus/pmbus.c')
-rw-r--r--drivers/hwmon/pmbus/pmbus.c36
1 files changed, 26 insertions, 10 deletions
diff --git a/drivers/hwmon/pmbus/pmbus.c b/drivers/hwmon/pmbus/pmbus.c
index 51e8312b6c2d..d0d386990af5 100644
--- a/drivers/hwmon/pmbus/pmbus.c
+++ b/drivers/hwmon/pmbus/pmbus.c
@@ -20,6 +20,8 @@ struct pmbus_device_info {
u32 flags;
};
+static const struct i2c_device_id pmbus_id[];
+
/*
* Find sensor groups and status registers on each page.
*/
@@ -102,10 +104,10 @@ static int pmbus_identify(struct i2c_client *client,
int page;
for (page = 1; page < PMBUS_PAGES; page++) {
- if (pmbus_set_page(client, page) < 0)
+ if (pmbus_set_page(client, page, 0xff) < 0)
break;
}
- pmbus_set_page(client, 0);
+ pmbus_set_page(client, 0, 0xff);
info->pages = page;
} else {
info->pages = 1;
@@ -159,8 +161,7 @@ abort:
return ret;
}
-static int pmbus_probe(struct i2c_client *client,
- const struct i2c_device_id *id)
+static int pmbus_probe(struct i2c_client *client)
{
struct pmbus_driver_info *info;
struct pmbus_platform_data *pdata = NULL;
@@ -171,43 +172,58 @@ static int pmbus_probe(struct i2c_client *client,
if (!info)
return -ENOMEM;
- device_info = (struct pmbus_device_info *)id->driver_data;
- if (device_info->flags & PMBUS_SKIP_STATUS_CHECK) {
+ device_info = (struct pmbus_device_info *)i2c_match_id(pmbus_id, client)->driver_data;
+ if (device_info->flags) {
pdata = devm_kzalloc(dev, sizeof(struct pmbus_platform_data),
GFP_KERNEL);
if (!pdata)
return -ENOMEM;
- pdata->flags = PMBUS_SKIP_STATUS_CHECK;
+ pdata->flags = device_info->flags;
}
info->pages = device_info->pages;
info->identify = pmbus_identify;
dev->platform_data = pdata;
- return pmbus_do_probe(client, id, info);
+ return pmbus_do_probe(client, info);
}
static const struct pmbus_device_info pmbus_info_one = {
.pages = 1,
.flags = 0
};
+
static const struct pmbus_device_info pmbus_info_zero = {
.pages = 0,
.flags = 0
};
+
static const struct pmbus_device_info pmbus_info_one_skip = {
.pages = 1,
.flags = PMBUS_SKIP_STATUS_CHECK
};
+static const struct pmbus_device_info pmbus_info_one_status = {
+ .pages = 1,
+ .flags = PMBUS_READ_STATUS_AFTER_FAILED_CHECK
+};
+
/*
* Use driver_data to set the number of pages supported by the chip.
*/
static const struct i2c_device_id pmbus_id[] = {
{"adp4000", (kernel_ulong_t)&pmbus_info_one},
+ {"bmr310", (kernel_ulong_t)&pmbus_info_one_status},
{"bmr453", (kernel_ulong_t)&pmbus_info_one},
{"bmr454", (kernel_ulong_t)&pmbus_info_one},
+ {"bmr456", (kernel_ulong_t)&pmbus_info_one},
+ {"bmr457", (kernel_ulong_t)&pmbus_info_one},
+ {"bmr458", (kernel_ulong_t)&pmbus_info_one_status},
+ {"bmr480", (kernel_ulong_t)&pmbus_info_one_status},
+ {"bmr490", (kernel_ulong_t)&pmbus_info_one_status},
+ {"bmr491", (kernel_ulong_t)&pmbus_info_one_status},
+ {"bmr492", (kernel_ulong_t)&pmbus_info_one},
{"dps460", (kernel_ulong_t)&pmbus_info_one_skip},
{"dps650ab", (kernel_ulong_t)&pmbus_info_one_skip},
{"dps800", (kernel_ulong_t)&pmbus_info_one_skip},
@@ -236,8 +252,7 @@ static struct i2c_driver pmbus_driver = {
.driver = {
.name = "pmbus",
},
- .probe = pmbus_probe,
- .remove = pmbus_do_remove,
+ .probe_new = pmbus_probe,
.id_table = pmbus_id,
};
@@ -246,3 +261,4 @@ module_i2c_driver(pmbus_driver);
MODULE_AUTHOR("Guenter Roeck");
MODULE_DESCRIPTION("Generic PMBus driver");
MODULE_LICENSE("GPL");
+MODULE_IMPORT_NS(PMBUS);