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authorEdward A. James <eajames@us.ibm.com>2017-08-10 16:57:47 -0500
committerGuenter Roeck <linux@roeck-us.net>2017-08-13 08:24:38 -0700
commita66a6eb9db10bd630bacf31e33505302c8e8303c (patch)
tree7fd6bd0ba5e735b8588a4482eed83e4f2635c384 /drivers
parent384548e569c82dc1e018dcdfd7e19c4b9f87c6b5 (diff)
hwmon: (pmbus): Switch status registers to 16 bit
Switch the storage of status registers to 16 bit values. This allows us to store all the bits of STATUS_WORD. Signed-off-by: Edward A. James <eajames@us.ibm.com> Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/hwmon/pmbus/pmbus_core.c14
1 files changed, 7 insertions, 7 deletions
diff --git a/drivers/hwmon/pmbus/pmbus_core.c b/drivers/hwmon/pmbus/pmbus_core.c
index f1eff6b6c798..4ec75862ca7e 100644
--- a/drivers/hwmon/pmbus/pmbus_core.c
+++ b/drivers/hwmon/pmbus/pmbus_core.c
@@ -112,7 +112,7 @@ struct pmbus_data {
* A single status register covers multiple attributes,
* so we keep them all together.
*/
- u8 status[PB_NUM_STATUS_REG];
+ u16 status[PB_NUM_STATUS_REG];
u8 status_register;
u8 currpage;
@@ -716,10 +716,10 @@ static int pmbus_get_boolean(struct pmbus_data *data, struct pmbus_boolean *b,
{
struct pmbus_sensor *s1 = b->s1;
struct pmbus_sensor *s2 = b->s2;
- u16 reg = (index >> 8) & 0xffff;
- u8 mask = index & 0xff;
+ u16 reg = (index >> 16) & 0xffff;
+ u16 mask = index & 0xffff;
int ret, status;
- u8 regval;
+ u16 regval;
status = data->status[reg];
if (status < 0)
@@ -860,7 +860,7 @@ static int pmbus_add_boolean(struct pmbus_data *data,
const char *name, const char *type, int seq,
struct pmbus_sensor *s1,
struct pmbus_sensor *s2,
- u16 reg, u8 mask)
+ u16 reg, u16 mask)
{
struct pmbus_boolean *boolean;
struct sensor_device_attribute *a;
@@ -876,7 +876,7 @@ static int pmbus_add_boolean(struct pmbus_data *data,
boolean->s1 = s1;
boolean->s2 = s2;
pmbus_attr_init(a, boolean->name, S_IRUGO, pmbus_show_boolean, NULL,
- (reg << 8) | mask);
+ (reg << 16) | mask);
return pmbus_add_attribute(data, &a->dev_attr.attr);
}
@@ -962,7 +962,7 @@ struct pmbus_limit_attr {
*/
struct pmbus_sensor_attr {
u16 reg; /* sensor register */
- u8 gbit; /* generic status bit */
+ u16 gbit; /* generic status bit */
u8 nlimit; /* # of limit registers */
enum pmbus_sensor_classes class;/* sensor class */
const char *label; /* sensor label */