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authorDr. David Alan Gilbert <linux@treblig.org>2019-12-25 02:32:25 +0000
committerGuenter Roeck <linux@roeck-us.net>2020-01-23 13:15:10 -0800
commit931f397bc6243f2def1f2c147d415cfcd83a3df5 (patch)
treee61bfc263ba798f41e9c23844ce04fd85ddb89be /drivers
parent695955028a42793fd09c3149727cbb8085ec6905 (diff)
hwmon: (w83627ehf) Now only one intrusion channel
The 2nd intrusion channel was only used on the nct6776 Signed-off-by: Dr. David Alan Gilbert <linux@treblig.org> Link: https://lore.kernel.org/r/20191225023225.2785-4-linux@treblig.org Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/hwmon/w83627ehf.c19
1 files changed, 6 insertions, 13 deletions
diff --git a/drivers/hwmon/w83627ehf.c b/drivers/hwmon/w83627ehf.c
index e13bec80af0b..5a7239eb1c15 100644
--- a/drivers/hwmon/w83627ehf.c
+++ b/drivers/hwmon/w83627ehf.c
@@ -1091,14 +1091,12 @@ static int
clear_caseopen(struct device *dev, struct w83627ehf_data *data, int channel,
long val)
{
- u16 masks[] = { 0x80, 0x40 };
- u16 reg, mask;
+ const u16 mask = 0x80;
+ u16 reg;
- if (val != 0 || channel > 1)
+ if (val != 0 || channel != 0)
return -EINVAL;
- mask = masks[channel];
-
mutex_lock(&data->update_lock);
reg = w83627ehf_read_value(data, W83627EHF_REG_CASEOPEN_CLR);
w83627ehf_write_value(data, W83627EHF_REG_CASEOPEN_CLR, reg | mask);
@@ -1418,9 +1416,7 @@ w83627ehf_is_visible(const void *drvdata, enum hwmon_sensor_types type,
break;
case hwmon_intrusion:
- if (channel == 0)
- return 0644;
- return 0;
+ return 0644;
default: /* Shouldn't happen */
return 0;
@@ -1545,12 +1541,10 @@ static int
w83627ehf_do_read_intrusion(struct w83627ehf_data *data, u32 attr,
int channel, long *val)
{
- unsigned int masks[] = { 0x10, 0x40 };
-
- if (attr != hwmon_intrusion_alarm || channel > 1)
+ if (attr != hwmon_intrusion_alarm || channel != 0)
return -EOPNOTSUPP; /* shouldn't happen */
- *val = !!(data->caseopen & masks[channel]);
+ *val = !!(data->caseopen & 0x10);
return 0;
}
@@ -1688,7 +1682,6 @@ static const struct hwmon_channel_info *w83627ehf_info[] = {
HWMON_T_ALARM | HWMON_T_INPUT | HWMON_T_LABEL | HWMON_T_MAX |
HWMON_T_MAX_HYST | HWMON_T_OFFSET | HWMON_T_TYPE),
HWMON_CHANNEL_INFO(intrusion,
- HWMON_INTRUSION_ALARM,
HWMON_INTRUSION_ALARM),
NULL
};