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authorDave Airlie <airlied@redhat.com>2019-11-13 20:53:10 +0100
committerDave Airlie <airlied@redhat.com>2019-11-13 20:53:10 +0100
commit77e0723bd27f830d0903225372aa778fe2975648 (patch)
tree4c035783e014b3a0ac9174390f88dc75150533e4 /drivers/hwmon/nct7904.c
parentMerge tag 'drm-misc-next-fixes-2019-11-06' of git://anongit.freedesktop.org/d... (diff)
parentLinux 5.4-rc7 (diff)
downloadlinux-77e0723bd27f830d0903225372aa778fe2975648.tar.xz
linux-77e0723bd27f830d0903225372aa778fe2975648.zip
Merge v5.4-rc7 into drm-next
We have the i915 security fixes to backmerge, but first let's clear the decks for other drivers to avoid a bigger mess. Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/hwmon/nct7904.c')
-rw-r--r--drivers/hwmon/nct7904.c15
1 files changed, 12 insertions, 3 deletions
diff --git a/drivers/hwmon/nct7904.c b/drivers/hwmon/nct7904.c
index b26419dbe840..281c81edabc6 100644
--- a/drivers/hwmon/nct7904.c
+++ b/drivers/hwmon/nct7904.c
@@ -82,6 +82,10 @@
#define FANCTL1_FMR_REG 0x00 /* Bank 3; 1 reg per channel */
#define FANCTL1_OUT_REG 0x10 /* Bank 3; 1 reg per channel */
+#define VOLT_MONITOR_MODE 0x0
+#define THERMAL_DIODE_MODE 0x1
+#define THERMISTOR_MODE 0x3
+
#define ENABLE_TSI BIT(1)
static const unsigned short normal_i2c[] = {
@@ -935,11 +939,16 @@ static int nct7904_probe(struct i2c_client *client,
for (i = 0; i < 4; i++) {
val = (ret >> (i * 2)) & 0x03;
bit = (1 << i);
- if (val == 0) {
+ if (val == VOLT_MONITOR_MODE) {
data->tcpu_mask &= ~bit;
+ } else if (val == THERMAL_DIODE_MODE && i < 2) {
+ data->temp_mode |= bit;
+ data->vsen_mask &= ~(0x06 << (i * 2));
+ } else if (val == THERMISTOR_MODE) {
+ data->vsen_mask &= ~(0x02 << (i * 2));
} else {
- if (val == 0x1 || val == 0x2)
- data->temp_mode |= bit;
+ /* Reserved */
+ data->tcpu_mask &= ~bit;
data->vsen_mask &= ~(0x06 << (i * 2));
}
}