[PATCH] hwmon: (aquacomputer_d5next) Add support for reading the +12V voltage sensor on D5 Next

From: Aleksa Savic
Date: Tue Jul 26 2022 - 08:02:57 EST


Add support for reading the +12V voltage that the D5 Next pump receives.

Signed-off-by: Aleksa Savic <savicaleksa83@xxxxxxxxx>
---
drivers/hwmon/aquacomputer_d5next.c | 9 ++++++---
1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/drivers/hwmon/aquacomputer_d5next.c b/drivers/hwmon/aquacomputer_d5next.c
index 997d72ea6182..738a1df8eae6 100644
--- a/drivers/hwmon/aquacomputer_d5next.c
+++ b/drivers/hwmon/aquacomputer_d5next.c
@@ -71,6 +71,7 @@ static u8 secondary_ctrl_report[] = {
#define D5NEXT_PUMP_OFFSET 0x6c
#define D5NEXT_FAN_OFFSET 0x5f
#define D5NEXT_5V_VOLTAGE 0x39
+#define D5NEXT_12V_VOLTAGE 0x37
#define D5NEXT_CTRL_REPORT_SIZE 0x329
static u8 d5next_sensor_fan_offsets[] = { D5NEXT_PUMP_OFFSET, D5NEXT_FAN_OFFSET };

@@ -114,7 +115,8 @@ static const char *const label_d5next_power[] = {
static const char *const label_d5next_voltages[] = {
"Pump voltage",
"Fan voltage",
- "+5V voltage"
+ "+5V voltage",
+ "+12V voltage"
};

static const char *const label_d5next_current[] = {
@@ -340,8 +342,8 @@ static umode_t aqc_is_visible(const void *data, enum hwmon_sensor_types type, u3
case hwmon_in:
switch (priv->kind) {
case d5next:
- /* Special case to support voltage sensor */
- if (channel < priv->num_fans + 1)
+ /* Special case to support +5V and +12V voltage sensors */
+ if (channel < priv->num_fans + 2)
return 0444;
break;
default:
@@ -574,6 +576,7 @@ static int aqc_raw_event(struct hid_device *hdev, struct hid_report *report, u8
switch (priv->kind) {
case d5next:
priv->voltage_input[2] = get_unaligned_be16(data + D5NEXT_5V_VOLTAGE) * 10;
+ priv->voltage_input[3] = get_unaligned_be16(data + D5NEXT_12V_VOLTAGE) * 10;
break;
default:
break;
--
2.37.1