diff options
| author | Guenter Roeck <guenter.roeck@ericsson.com> | 2011-07-08 13:41:24 -0400 |
|---|---|---|
| committer | Guenter Roeck <guenter.roeck@ericsson.com> | 2011-07-28 19:55:13 -0400 |
| commit | 46243f3ab44ad0d2e9ca62e6485ca433659f3881 (patch) | |
| tree | 93b542f63ff4de15f1ddf25c842ff326287a15f7 /drivers/hwmon/pmbus/pmbus.h | |
| parent | 2bd05bf4d2a5807dcc1c52788b842827e5ef0ee9 (diff) | |
hwmon: (pmbus) Support reading and writing of word registers in device specific code
Some PMBus devices use non-standard registers for some of the sensors and/or
limits. To support such devices, add code to support reading and writing of word
size registers in device specific code.
Signed-off-by: Guenter Roeck <guenter.roeck@ericsson.com>
Reviewed-by: Robert Coulson <robert.coulson@ericsson.com>
Diffstat (limited to 'drivers/hwmon/pmbus/pmbus.h')
| -rw-r--r-- | drivers/hwmon/pmbus/pmbus.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/hwmon/pmbus/pmbus.h b/drivers/hwmon/pmbus/pmbus.h index cc5b6a23260b..d631caeda106 100644 --- a/drivers/hwmon/pmbus/pmbus.h +++ b/drivers/hwmon/pmbus/pmbus.h | |||
| @@ -286,6 +286,9 @@ struct pmbus_driver_info { | |||
| 286 | * necessary. | 286 | * necessary. |
| 287 | */ | 287 | */ |
| 288 | int (*read_byte_data)(struct i2c_client *client, int page, int reg); | 288 | int (*read_byte_data)(struct i2c_client *client, int page, int reg); |
| 289 | int (*read_word_data)(struct i2c_client *client, int page, int reg); | ||
| 290 | int (*write_word_data)(struct i2c_client *client, int page, int reg, | ||
| 291 | u16 word); | ||
| 289 | /* | 292 | /* |
| 290 | * The identify function determines supported PMBus functionality. | 293 | * The identify function determines supported PMBus functionality. |
| 291 | * This function is only necessary if a chip driver supports multiple | 294 | * This function is only necessary if a chip driver supports multiple |
| @@ -299,6 +302,7 @@ struct pmbus_driver_info { | |||
| 299 | 302 | ||
| 300 | int pmbus_set_page(struct i2c_client *client, u8 page); | 303 | int pmbus_set_page(struct i2c_client *client, u8 page); |
| 301 | int pmbus_read_word_data(struct i2c_client *client, u8 page, u8 reg); | 304 | int pmbus_read_word_data(struct i2c_client *client, u8 page, u8 reg); |
| 305 | int pmbus_write_word_data(struct i2c_client *client, u8 page, u8 reg, u16 word); | ||
| 302 | int pmbus_read_byte_data(struct i2c_client *client, u8 page, u8 reg); | 306 | int pmbus_read_byte_data(struct i2c_client *client, u8 page, u8 reg); |
| 303 | void pmbus_clear_faults(struct i2c_client *client); | 307 | void pmbus_clear_faults(struct i2c_client *client); |
| 304 | bool pmbus_check_byte_register(struct i2c_client *client, int page, int reg); | 308 | bool pmbus_check_byte_register(struct i2c_client *client, int page, int reg); |