diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/hwmon/max34440.c | 6 | ||||
| -rw-r--r-- | drivers/hwmon/max8688.c | 4 | ||||
| -rw-r--r-- | drivers/hwmon/pmbus.h | 10 | ||||
| -rw-r--r-- | drivers/hwmon/pmbus_core.c | 29 |
4 files changed, 27 insertions, 22 deletions
diff --git a/drivers/hwmon/max34440.c b/drivers/hwmon/max34440.c index 992b701b4c5..db11e1a175b 100644 --- a/drivers/hwmon/max34440.c +++ b/drivers/hwmon/max34440.c @@ -32,7 +32,7 @@ enum chips { max34440, max34441 }; #define MAX34440_STATUS_OT_FAULT (1 << 5) #define MAX34440_STATUS_OT_WARN (1 << 6) -static int max34440_get_status(struct i2c_client *client, int page, int reg) +static int max34440_read_byte_data(struct i2c_client *client, int page, int reg) { int ret; int mfg_status; @@ -108,7 +108,7 @@ static struct pmbus_driver_info max34440_info[] = { .func[11] = PMBUS_HAVE_TEMP | PMBUS_HAVE_STATUS_TEMP, .func[12] = PMBUS_HAVE_TEMP | PMBUS_HAVE_STATUS_TEMP, .func[13] = PMBUS_HAVE_TEMP | PMBUS_HAVE_STATUS_TEMP, - .get_status = max34440_get_status, + .read_byte_data = max34440_read_byte_data, }, [max34441] = { .pages = 12, @@ -149,7 +149,7 @@ static struct pmbus_driver_info max34440_info[] = { .func[9] = PMBUS_HAVE_TEMP | PMBUS_HAVE_STATUS_TEMP, .func[10] = PMBUS_HAVE_TEMP | PMBUS_HAVE_STATUS_TEMP, .func[11] = PMBUS_HAVE_TEMP | PMBUS_HAVE_STATUS_TEMP, - .get_status = max34440_get_status, + .read_byte_data = max34440_read_byte_data, }, }; diff --git a/drivers/hwmon/max8688.c b/drivers/hwmon/max8688.c index 8ebfef2ecf2..7fb93f4e9f2 100644 --- a/drivers/hwmon/max8688.c +++ b/drivers/hwmon/max8688.c @@ -37,7 +37,7 @@ #define MAX8688_STATUS_OT_FAULT (1 << 13) #define MAX8688_STATUS_OT_WARNING (1 << 14) -static int max8688_get_status(struct i2c_client *client, int page, int reg) +static int max8688_read_byte_data(struct i2c_client *client, int page, int reg) { int ret = 0; int mfg_status; @@ -110,7 +110,7 @@ static struct pmbus_driver_info max8688_info = { .func[0] = PMBUS_HAVE_VOUT | PMBUS_HAVE_IOUT | PMBUS_HAVE_TEMP | PMBUS_HAVE_STATUS_VOUT | PMBUS_HAVE_STATUS_IOUT | PMBUS_HAVE_STATUS_TEMP, - .get_status = max8688_get_status, + .read_byte_data = max8688_read_byte_data, }; static int max8688_probe(struct i2c_client *client, diff --git a/drivers/hwmon/pmbus.h b/drivers/hwmon/pmbus.h index a81f7f22876..50647ab7235 100644 --- a/drivers/hwmon/pmbus.h +++ b/drivers/hwmon/pmbus.h @@ -281,13 +281,11 @@ struct pmbus_driver_info { u32 func[PMBUS_PAGES]; /* Functionality, per page */ /* - * The get_status function maps manufacturing specific status values - * into PMBus standard status values. - * This function is optional and only necessary if chip specific status - * register values have to be mapped into standard PMBus status register - * values. + * The following functions map manufacturing specific register values + * to PMBus standard register values. Specify only if mapping is + * necessary. */ - int (*get_status)(struct i2c_client *client, int page, int reg); + int (*read_byte_data)(struct i2c_client *client, int page, int reg); /* * The identify function determines supported PMBus functionality. * This function is only necessary if a chip driver supports multiple diff --git a/drivers/hwmon/pmbus_core.c b/drivers/hwmon/pmbus_core.c index 4e42a299464..43ec1057c1f 100644 --- a/drivers/hwmon/pmbus_core.c +++ b/drivers/hwmon/pmbus_core.c @@ -270,18 +270,22 @@ const struct pmbus_driver_info *pmbus_get_driver_info(struct i2c_client *client) } EXPORT_SYMBOL_GPL(pmbus_get_driver_info); -static int pmbus_get_status(struct i2c_client *client, int page, int reg) +/* + * _pmbus_read_byte_data() is similar to pmbus_read_byte_data(), but checks if + * a device specific mapping funcion exists and calls it if necessary. + */ +static int _pmbus_read_byte_data(struct i2c_client *client, int page, int reg) { struct pmbus_data *data = i2c_get_clientdata(client); const struct pmbus_driver_info *info = data->info; int status; - if (info->get_status) { - status = info->get_status(client, page, reg); + if (info->read_byte_data) { + status = info->read_byte_data(client, page, reg); if (status != -ENODATA) return status; } - return pmbus_read_byte_data(client, page, reg); + return pmbus_read_byte_data(client, page, reg); } static struct pmbus_data *pmbus_update_device(struct device *dev) @@ -302,38 +306,41 @@ static struct pmbus_data *pmbus_update_device(struct device *dev) if (!(info->func[i] & PMBUS_HAVE_STATUS_VOUT)) continue; data->status[PB_STATUS_VOUT_BASE + i] - = pmbus_get_status(client, i, PMBUS_STATUS_VOUT); + = _pmbus_read_byte_data(client, i, PMBUS_STATUS_VOUT); } for (i = 0; i < info->pages; i++) { if (!(info->func[i] & PMBUS_HAVE_STATUS_IOUT)) continue; data->status[PB_STATUS_IOUT_BASE + i] - = pmbus_get_status(client, i, PMBUS_STATUS_IOUT); + = _pmbus_read_byte_data(client, i, PMBUS_STATUS_IOUT); } for (i = 0; i < info->pages; i++) { if (!(info->func[i] & PMBUS_HAVE_STATUS_TEMP)) continue; data->status[PB_STATUS_TEMP_BASE + i] - = pmbus_get_status(client, i, - PMBUS_STATUS_TEMPERATURE); + = _pmbus_read_byte_data(client, i, + PMBUS_STATUS_TEMPERATURE); } for (i = 0; i < info->pages; i++) { if (!(info->func[i] & PMBUS_HAVE_STATUS_FAN12)) continue; data->status[PB_STATUS_FAN_BASE + i] - = pmbus_get_status(client, i, PMBUS_STATUS_FAN_12); + = _pmbus_read_byte_data(client, i, + PMBUS_STATUS_FAN_12); } for (i = 0; i < info->pages; i++) { if (!(info->func[i] & PMBUS_HAVE_STATUS_FAN34)) continue; data->status[PB_STATUS_FAN34_BASE + i] - = pmbus_get_status(client, i, PMBUS_STATUS_FAN_34); + = _pmbus_read_byte_data(client, i, + PMBUS_STATUS_FAN_34); } if (info->func[0] & PMBUS_HAVE_STATUS_INPUT) data->status[PB_STATUS_INPUT_BASE] - = pmbus_get_status(client, 0, PMBUS_STATUS_INPUT); + = _pmbus_read_byte_data(client, 0, + PMBUS_STATUS_INPUT); for (i = 0; i < data->num_sensors; i++) { struct pmbus_sensor *sensor = &data->sensors[i]; |