2022-11-25 22:08:06

by Aleksa Savic

[permalink] [raw]
Subject: [PATCH] hwmon: (aquacomputer_d5next) Add support for Quadro flow sensor pulses

Add support for reading and writing flow sensor pulses value on
the Aquacomputer Quadro. Implemented by Leonard Anderweit [1].

[1] https://github.com/aleksamagicka/aquacomputer_d5next-hwmon/pull/45

Originally-from: Leonard Anderweit <[email protected]>
Signed-off-by: Aleksa Savic <[email protected]>
---
Documentation/hwmon/aquacomputer_d5next.rst | 3 +-
drivers/hwmon/aquacomputer_d5next.c | 68 ++++++++++++++++-----
2 files changed, 55 insertions(+), 16 deletions(-)

diff --git a/Documentation/hwmon/aquacomputer_d5next.rst b/Documentation/hwmon/aquacomputer_d5next.rst
index 15226346434d..637bdbc8fcad 100644
--- a/Documentation/hwmon/aquacomputer_d5next.rst
+++ b/Documentation/hwmon/aquacomputer_d5next.rst
@@ -39,7 +39,7 @@ 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,
-voltage and current.
+voltage and current. Flow sensor pulses are also available.

The Farbwerk and Farbwerk 360 expose four temperature sensors. Additionally,
sixteen virtual temperature sensors of the Farbwerk 360 are exposed.
@@ -64,6 +64,7 @@ Sysfs entries
temp[1-20]_input Physical/virtual temperature sensors (in millidegrees Celsius)
temp[1-4]_offset Temperature sensor correction offset (in millidegrees Celsius)
fan[1-8]_input Pump/fan speed (in RPM) / Flow speed (in dL/h)
+fan5_pulses Quadro flow sensor pulses
power[1-8]_input Pump/fan power (in micro Watts)
in[0-7]_input Pump/fan voltage (in milli Volts)
curr[1-8]_input Pump/fan current (in milli Amperes)
diff --git a/drivers/hwmon/aquacomputer_d5next.c b/drivers/hwmon/aquacomputer_d5next.c
index 49d3f9876fe8..77a3ac33d4ac 100644
--- a/drivers/hwmon/aquacomputer_d5next.c
+++ b/drivers/hwmon/aquacomputer_d5next.c
@@ -136,6 +136,7 @@ static u8 quadro_sensor_fan_offsets[] = { 0x70, 0x7D, 0x8A, 0x97 };

/* Control report offsets for the Quadro */
#define QUADRO_TEMP_CTRL_OFFSET 0xA
+#define QUADRO_FLOW_PULSES_CTRL_OFFSET 0x6
static u16 quadro_ctrl_fan_offsets[] = { 0x37, 0x8c, 0xe1, 0x136 }; /* Fan speed offsets (0-100%) */

/* Specs of High Flow Next flow sensor */
@@ -303,6 +304,7 @@ struct aqc_data {
u16 temp_ctrl_offset;
u16 power_cycle_count_offset;
u8 flow_sensor_offset;
+ u8 flow_pulses_ctrl_offset;

/* General info, same across all devices */
u32 serial_number[2];
@@ -461,20 +463,32 @@ static umode_t aqc_is_visible(const void *data, enum hwmon_sensor_types type, u3
}
break;
case hwmon_fan:
- switch (priv->kind) {
- case highflownext:
- /* Special case to support flow sensor, water quality and conductivity */
- if (channel < 3)
- return 0444;
- break;
- case quadro:
- /* Special case to support flow sensor */
- if (channel < priv->num_fans + 1)
- return 0444;
+ switch (attr) {
+ case hwmon_fan_input:
+ case hwmon_fan_label:
+ switch (priv->kind) {
+ case highflownext:
+ /* Special case to support flow sensor, water quality
+ * and conductivity
+ */
+ if (channel < 3)
+ return 0444;
+ break;
+ case quadro:
+ /* Special case to support flow sensor */
+ if (channel < priv->num_fans + 1)
+ return 0444;
+ break;
+ default:
+ if (channel < priv->num_fans)
+ return 0444;
+ break;
+ }
break;
- default:
- if (channel < priv->num_fans)
- return 0444;
+ case hwmon_fan_pulses:
+ /* Special case for Quadro flow sensor */
+ if (priv->kind == quadro && channel == priv->num_fans)
+ return 0644;
break;
}
break;
@@ -552,7 +566,18 @@ static int aqc_read(struct device *dev, enum hwmon_sensor_types type, u32 attr,
}
break;
case hwmon_fan:
- *val = priv->speed_input[channel];
+ switch (attr) {
+ case hwmon_fan_input:
+ *val = priv->speed_input[channel];
+ break;
+ case hwmon_fan_pulses:
+ ret = aqc_get_ctrl_val(priv, priv->flow_pulses_ctrl_offset, val);
+ if (ret < 0)
+ return ret;
+ break;
+ default:
+ break;
+ }
break;
case hwmon_power:
*val = priv->power_input[channel];
@@ -632,6 +657,18 @@ static int aqc_write(struct device *dev, enum hwmon_sensor_types type, u32 attr,
return -EOPNOTSUPP;
}
break;
+ case hwmon_fan:
+ switch (attr) {
+ case hwmon_fan_pulses:
+ val = clamp_val(val, 10, 1000);
+ ret = aqc_set_ctrl_val(priv, priv->flow_pulses_ctrl_offset, val);
+ if (ret < 0)
+ return ret;
+ break;
+ default:
+ break;
+ }
+ break;
case hwmon_pwm:
switch (attr) {
case hwmon_pwm_input:
@@ -691,7 +728,7 @@ static const struct hwmon_channel_info *aqc_info[] = {
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_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),
@@ -1000,6 +1037,7 @@ static int aqc_probe(struct hid_device *hdev, const struct hid_device_id *id)
priv->buffer_size = QUADRO_CTRL_REPORT_SIZE;

priv->flow_sensor_offset = QUADRO_FLOW_SENSOR_OFFSET;
+ priv->flow_pulses_ctrl_offset = QUADRO_FLOW_PULSES_CTRL_OFFSET;
priv->power_cycle_count_offset = QUADRO_POWER_CYCLES;

priv->temp_label = label_temp_sensors;
--
2.38.1


2022-11-26 02:09:45

by Guenter Roeck

[permalink] [raw]
Subject: Re: [PATCH] hwmon: (aquacomputer_d5next) Add support for Quadro flow sensor pulses

On 11/25/22 13:55, Aleksa Savic wrote:
> Add support for reading and writing flow sensor pulses value on
> the Aquacomputer Quadro. Implemented by Leonard Anderweit [1].
>
> [1] https://github.com/aleksamagicka/aquacomputer_d5next-hwmon/pull/45
>
> Originally-from: Leonard Anderweit <[email protected]>
> Signed-off-by: Aleksa Savic <[email protected]>
> ---
> Documentation/hwmon/aquacomputer_d5next.rst | 3 +-
> drivers/hwmon/aquacomputer_d5next.c | 68 ++++++++++++++++-----
> 2 files changed, 55 insertions(+), 16 deletions(-)
>
> diff --git a/Documentation/hwmon/aquacomputer_d5next.rst b/Documentation/hwmon/aquacomputer_d5next.rst
> index 15226346434d..637bdbc8fcad 100644
> --- a/Documentation/hwmon/aquacomputer_d5next.rst
> +++ b/Documentation/hwmon/aquacomputer_d5next.rst
> @@ -39,7 +39,7 @@ 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,
> -voltage and current.
> +voltage and current. Flow sensor pulses are also available.
>
> The Farbwerk and Farbwerk 360 expose four temperature sensors. Additionally,
> sixteen virtual temperature sensors of the Farbwerk 360 are exposed.
> @@ -64,6 +64,7 @@ Sysfs entries
> temp[1-20]_input Physical/virtual temperature sensors (in millidegrees Celsius)
> temp[1-4]_offset Temperature sensor correction offset (in millidegrees Celsius)
> fan[1-8]_input Pump/fan speed (in RPM) / Flow speed (in dL/h)
> +fan5_pulses Quadro flow sensor pulses
> power[1-8]_input Pump/fan power (in micro Watts)
> in[0-7]_input Pump/fan voltage (in milli Volts)
> curr[1-8]_input Pump/fan current (in milli Amperes)
> diff --git a/drivers/hwmon/aquacomputer_d5next.c b/drivers/hwmon/aquacomputer_d5next.c
> index 49d3f9876fe8..77a3ac33d4ac 100644
> --- a/drivers/hwmon/aquacomputer_d5next.c
> +++ b/drivers/hwmon/aquacomputer_d5next.c
> @@ -136,6 +136,7 @@ static u8 quadro_sensor_fan_offsets[] = { 0x70, 0x7D, 0x8A, 0x97 };
>
> /* Control report offsets for the Quadro */
> #define QUADRO_TEMP_CTRL_OFFSET 0xA
> +#define QUADRO_FLOW_PULSES_CTRL_OFFSET 0x6
> static u16 quadro_ctrl_fan_offsets[] = { 0x37, 0x8c, 0xe1, 0x136 }; /* Fan speed offsets (0-100%) */
>
> /* Specs of High Flow Next flow sensor */
> @@ -303,6 +304,7 @@ struct aqc_data {
> u16 temp_ctrl_offset;
> u16 power_cycle_count_offset;
> u8 flow_sensor_offset;
> + u8 flow_pulses_ctrl_offset;
>
> /* General info, same across all devices */
> u32 serial_number[2];
> @@ -461,20 +463,32 @@ static umode_t aqc_is_visible(const void *data, enum hwmon_sensor_types type, u3
> }
> break;
> case hwmon_fan:
> - switch (priv->kind) {
> - case highflownext:
> - /* Special case to support flow sensor, water quality and conductivity */
> - if (channel < 3)
> - return 0444;
> - break;
> - case quadro:
> - /* Special case to support flow sensor */
> - if (channel < priv->num_fans + 1)
> - return 0444;
> + switch (attr) {
> + case hwmon_fan_input:
> + case hwmon_fan_label:
> + switch (priv->kind) {
> + case highflownext:
> + /* Special case to support flow sensor, water quality
> + * and conductivity
> + */
> + if (channel < 3)
> + return 0444;
> + break;
> + case quadro:
> + /* Special case to support flow sensor */
> + if (channel < priv->num_fans + 1)
> + return 0444;
> + break;
> + default:
> + if (channel < priv->num_fans)
> + return 0444;
> + break;
> + }
> break;
> - default:
> - if (channel < priv->num_fans)
> - return 0444;
> + case hwmon_fan_pulses:
> + /* Special case for Quadro flow sensor */
> + if (priv->kind == quadro && channel == priv->num_fans)
> + return 0644;
> break;

I think "default:" is now missing here.

Guenter

> }
> break;
> @@ -552,7 +566,18 @@ static int aqc_read(struct device *dev, enum hwmon_sensor_types type, u32 attr,
> }
> break;
> case hwmon_fan:
> - *val = priv->speed_input[channel];
> + switch (attr) {
> + case hwmon_fan_input:
> + *val = priv->speed_input[channel];
> + break;
> + case hwmon_fan_pulses:
> + ret = aqc_get_ctrl_val(priv, priv->flow_pulses_ctrl_offset, val);
> + if (ret < 0)
> + return ret;
> + break;
> + default:
> + break;
> + }
> break;
> case hwmon_power:
> *val = priv->power_input[channel];
> @@ -632,6 +657,18 @@ static int aqc_write(struct device *dev, enum hwmon_sensor_types type, u32 attr,
> return -EOPNOTSUPP;
> }
> break;
> + case hwmon_fan:
> + switch (attr) {
> + case hwmon_fan_pulses:
> + val = clamp_val(val, 10, 1000);
> + ret = aqc_set_ctrl_val(priv, priv->flow_pulses_ctrl_offset, val);
> + if (ret < 0)
> + return ret;
> + break;
> + default:
> + break;
> + }
> + break;
> case hwmon_pwm:
> switch (attr) {
> case hwmon_pwm_input:
> @@ -691,7 +728,7 @@ static const struct hwmon_channel_info *aqc_info[] = {
> 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_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),
> @@ -1000,6 +1037,7 @@ static int aqc_probe(struct hid_device *hdev, const struct hid_device_id *id)
> priv->buffer_size = QUADRO_CTRL_REPORT_SIZE;
>
> priv->flow_sensor_offset = QUADRO_FLOW_SENSOR_OFFSET;
> + priv->flow_pulses_ctrl_offset = QUADRO_FLOW_PULSES_CTRL_OFFSET;
> priv->power_cycle_count_offset = QUADRO_POWER_CYCLES;
>
> priv->temp_label = label_temp_sensors;

2022-11-26 07:52:37

by Aleksa Savic

[permalink] [raw]
Subject: Re: [PATCH] hwmon: (aquacomputer_d5next) Add support for Quadro flow sensor pulses

On 2022-11-26 02:49:27 GMT+01:00, Guenter Roeck wrote:
>
> I think "default:" is now missing here.
>
> Guenter
>
>

Right, thanks! Sending a v2.

Aleksa