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Message-ID: <20240417175037.32499-2-savicaleksa83@gmail.com>
Date: Wed, 17 Apr 2024 19:50:35 +0200
From: Aleksa Savic <savicaleksa83@...il.com>
To: linux-hwmon@...r.kernel.org
Cc: David Flemstrom <david.flemstrom@...il.com>,
Aleksa Savic <savicaleksa83@...il.com>,
Jack Doan <me@...kdoan.com>,
Jean Delvare <jdelvare@...e.com>,
Guenter Roeck <linux@...ck-us.net>,
Jonathan Corbet <corbet@....net>,
linux-doc@...r.kernel.org,
linux-kernel@...r.kernel.org
Subject: [PATCH 1/2] hwmon: (aquacomputer_d5next) Add support for Octo flow sensor
Add support for reading the flow sensor value on
the Aquacomputer Octo. Implemented by David Flemstrom [1].
[1] https://github.com/aleksamagicka/aquacomputer_d5next-hwmon/pull/95
Originally-from: David Flemstrom <david.flemstrom@...il.com>
Signed-off-by: Aleksa Savic <savicaleksa83@...il.com>
---
Documentation/hwmon/aquacomputer_d5next.rst | 8 ++---
drivers/hwmon/aquacomputer_d5next.c | 34 +++++++++++++--------
2 files changed, 25 insertions(+), 17 deletions(-)
diff --git a/Documentation/hwmon/aquacomputer_d5next.rst b/Documentation/hwmon/aquacomputer_d5next.rst
index cb073c79479c..f84b6a5e4373 100644
--- a/Documentation/hwmon/aquacomputer_d5next.rst
+++ b/Documentation/hwmon/aquacomputer_d5next.rst
@@ -45,9 +45,9 @@ seems to require sending it a complete configuration. That includes addressable
RGB LEDs, for which there is no standard sysfs interface. Thus, that task is
better suited for userspace tools.
-The Octo exposes four physical and sixteen virtual temperature sensors, as well as
-eight PWM controllable fans, along with their speed (in RPM), power, voltage and
-current.
+The Octo exposes four physical and sixteen virtual temperature sensors, a flow sensor
+as well as eight PWM controllable fans, along with their speed (in RPM), power, voltage
+and current.
The Quadro exposes four physical and sixteen virtual temperature sensors, a flow
sensor and four PWM controllable fans, along with their speed (in RPM), power,
@@ -95,7 +95,7 @@ Sysfs entries
================ ==============================================================
temp[1-20]_input Physical/virtual temperature sensors (in millidegrees Celsius)
temp[1-8]_offset Temperature sensor correction offset (in millidegrees Celsius)
-fan[1-8]_input Pump/fan speed (in RPM) / Flow speed (in dL/h)
+fan[1-9]_input Pump/fan speed (in RPM) / Flow speed (in dL/h)
fan1_min Minimal fan speed (in RPM)
fan1_max Maximal fan speed (in RPM)
fan1_target Target fan speed (in RPM)
diff --git a/drivers/hwmon/aquacomputer_d5next.c b/drivers/hwmon/aquacomputer_d5next.c
index 2efe97f8d003..166044e01921 100644
--- a/drivers/hwmon/aquacomputer_d5next.c
+++ b/drivers/hwmon/aquacomputer_d5next.c
@@ -202,12 +202,14 @@ static u16 aquastreamult_sensor_fan_offsets[] = { AQUASTREAMULT_FAN_OFFSET };
#define OCTO_NUM_FANS 8
#define OCTO_NUM_SENSORS 4
#define OCTO_NUM_VIRTUAL_SENSORS 16
+#define OCTO_NUM_FLOW_SENSORS 1
#define OCTO_CTRL_REPORT_SIZE 0x65F
/* Sensor report offsets for the Octo */
#define OCTO_POWER_CYCLES 0x18
#define OCTO_SENSOR_START 0x3D
#define OCTO_VIRTUAL_SENSORS_START 0x45
+#define OCTO_FLOW_SENSOR_OFFSET 0x7B
static u16 octo_sensor_fan_offsets[] = { 0x7D, 0x8A, 0x97, 0xA4, 0xB1, 0xBE, 0xCB, 0xD8 };
/* Control report offsets for the Octo */
@@ -363,18 +365,6 @@ static const char *const label_aquaero_calc_temp_sensors[] = {
"Calc. virtual sensor 4"
};
-/* Labels for Octo and Quadro (except speed) */
-static const char *const label_fan_speed[] = {
- "Fan 1 speed",
- "Fan 2 speed",
- "Fan 3 speed",
- "Fan 4 speed",
- "Fan 5 speed",
- "Fan 6 speed",
- "Fan 7 speed",
- "Fan 8 speed"
-};
-
static const char *const label_fan_power[] = {
"Fan 1 power",
"Fan 2 power",
@@ -408,6 +398,19 @@ static const char *const label_fan_current[] = {
"Fan 8 current"
};
+/* Labels for Octo fan speeds */
+static const char *const label_octo_speeds[] = {
+ "Fan 1 speed",
+ "Fan 2 speed",
+ "Fan 3 speed",
+ "Fan 4 speed",
+ "Fan 5 speed",
+ "Fan 6 speed",
+ "Fan 7 speed",
+ "Fan 8 speed",
+ "Flow speed [dL/h]",
+};
+
/* Labels for Quadro fan speeds */
static const char *const label_quadro_speeds[] = {
"Fan 1 speed",
@@ -844,6 +847,7 @@ static umode_t aqc_is_visible(const void *data, enum hwmon_sensor_types type, u3
return 0444;
break;
case aquaero:
+ case octo:
case quadro:
case highflow:
/* Special case to support flow sensors */
@@ -1289,6 +1293,7 @@ static const struct hwmon_channel_info * const aqc_info[] = {
HWMON_F_INPUT | HWMON_F_LABEL | HWMON_F_PULSES,
HWMON_F_INPUT | HWMON_F_LABEL,
HWMON_F_INPUT | HWMON_F_LABEL,
+ HWMON_F_INPUT | HWMON_F_LABEL,
HWMON_F_INPUT | HWMON_F_LABEL),
HWMON_CHANNEL_INFO(power,
HWMON_P_INPUT | HWMON_P_LABEL,
@@ -1658,6 +1663,9 @@ static int aqc_probe(struct hid_device *hdev, const struct hid_device_id *id)
priv->temp_sensor_start_offset = OCTO_SENSOR_START;
priv->num_virtual_temp_sensors = OCTO_NUM_VIRTUAL_SENSORS;
priv->virtual_temp_sensor_start_offset = OCTO_VIRTUAL_SENSORS_START;
+ priv->num_flow_sensors = OCTO_NUM_FLOW_SENSORS;
+ priv->flow_sensors_start_offset = OCTO_FLOW_SENSOR_OFFSET;
+
priv->temp_ctrl_offset = OCTO_TEMP_CTRL_OFFSET;
priv->buffer_size = OCTO_CTRL_REPORT_SIZE;
@@ -1667,7 +1675,7 @@ static int aqc_probe(struct hid_device *hdev, const struct hid_device_id *id)
priv->temp_label = label_temp_sensors;
priv->virtual_temp_label = label_virtual_temp_sensors;
- priv->speed_label = label_fan_speed;
+ priv->speed_label = label_octo_speeds;
priv->power_label = label_fan_power;
priv->voltage_label = label_fan_voltage;
priv->current_label = label_fan_current;
--
2.44.0
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