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author | Guenter Roeck <linux@roeck-us.net> | 2021-12-04 00:42:22 +0300 |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-12-29 14:29:02 +0300 |
commit | 5cc8813c496627bad3cef02f2cdfa1ba43a3a1e9 (patch) | |
tree | 212fcdc017c75f3b8976a6cc0498eb63e6d90732 /drivers/hwmon | |
parent | 722fc45be049e8ac1712fcc8a281265db8e9e736 (diff) | |
download | linux-5cc8813c496627bad3cef02f2cdfa1ba43a3a1e9.tar.xz |
hwmon: (lm90) Do not report 'busy' status bit as alarm
commit cdc5287acad9ede121924a9c9313544b80d15842 upstream.
Bit 7 of the status register indicates that the chip is busy
doing a conversion. It does not indicate an alarm status.
Stop reporting it as alarm status bit.
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/hwmon')
-rw-r--r-- | drivers/hwmon/lm90.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/hwmon/lm90.c b/drivers/hwmon/lm90.c index dd8612a9d536..74019dff2550 100644 --- a/drivers/hwmon/lm90.c +++ b/drivers/hwmon/lm90.c @@ -200,6 +200,7 @@ enum chips { lm90, adm1032, lm99, lm86, max6657, max6659, adt7461, max6680, #define LM90_STATUS_RHIGH (1 << 4) /* remote high temp limit tripped */ #define LM90_STATUS_LLOW (1 << 5) /* local low temp limit tripped */ #define LM90_STATUS_LHIGH (1 << 6) /* local high temp limit tripped */ +#define LM90_STATUS_BUSY (1 << 7) /* conversion is ongoing */ #define MAX6696_STATUS2_R2THRM (1 << 1) /* remote2 THERM limit tripped */ #define MAX6696_STATUS2_R2OPEN (1 << 2) /* remote2 is an open circuit */ @@ -820,7 +821,7 @@ static int lm90_update_device(struct device *dev) val = lm90_read_reg(client, LM90_REG_R_STATUS); if (val < 0) return val; - data->alarms = val; /* lower 8 bit of alarms */ + data->alarms = val & ~LM90_STATUS_BUSY; if (data->kind == max6696) { val = lm90_select_remote_channel(data, 1); |