From 8c3fae53687a9727fcd441a8af408ba384ab8f7e Mon Sep 17 00:00:00 2001 From: Aleksa Savic Date: Wed, 17 Apr 2024 19:50:36 +0200 Subject: [PATCH] hwmon: (aquacomputer_d5next) Add support for Octo flow sensor pulses Add support for reading and writing the flow sensor pulses on the Aquacomputer Octo. Implemented by David Flemstrom [1]. [1] https://github.com/aleksamagicka/aquacomputer_d5next-hwmon/pull/95 Originally-from: David Flemstrom Signed-off-by: Aleksa Savic Link: https://lore.kernel.org/r/20240417175037.32499-3-savicaleksa83@gmail.com Signed-off-by: Guenter Roeck --- Documentation/hwmon/aquacomputer_d5next.rst | 3 ++- drivers/hwmon/aquacomputer_d5next.c | 17 +++++++++++++---- 2 files changed, 15 insertions(+), 5 deletions(-) diff --git a/Documentation/hwmon/aquacomputer_d5next.rst b/Documentation/hwmon/aquacomputer_d5next.rst index f84b6a5e437396..49163f387b9097 100644 --- a/Documentation/hwmon/aquacomputer_d5next.rst +++ b/Documentation/hwmon/aquacomputer_d5next.rst @@ -47,7 +47,7 @@ better suited for userspace tools. 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. +and current. Flow sensor pulses are also available. 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, @@ -100,6 +100,7 @@ fan1_min Minimal fan speed (in RPM) fan1_max Maximal fan speed (in RPM) fan1_target Target fan speed (in RPM) fan5_pulses Quadro flow sensor pulses +fan9_pulses Octo 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 166044e01921e8..8e55cd2f46f53e 100644 --- a/drivers/hwmon/aquacomputer_d5next.c +++ b/drivers/hwmon/aquacomputer_d5next.c @@ -214,6 +214,7 @@ static u16 octo_sensor_fan_offsets[] = { 0x7D, 0x8A, 0x97, 0xA4, 0xB1, 0xBE, 0xC /* Control report offsets for the Octo */ #define OCTO_TEMP_CTRL_OFFSET 0xA +#define OCTO_FLOW_PULSES_CTRL_OFFSET 0x6 /* Fan speed offsets (0-100%) */ static u16 octo_ctrl_fan_offsets[] = { 0x5B, 0xB0, 0x105, 0x15A, 0x1AF, 0x204, 0x259, 0x2AE }; @@ -861,9 +862,16 @@ static umode_t aqc_is_visible(const void *data, enum hwmon_sensor_types type, u3 } break; case hwmon_fan_pulses: - /* Special case for Quadro flow sensor */ - if (priv->kind == quadro && channel == priv->num_fans) - return 0644; + /* Special case for Quadro/Octo flow sensor */ + if (channel == priv->num_fans) { + switch (priv->kind) { + case quadro: + case octo: + return 0644; + default: + break; + } + } break; case hwmon_fan_min: case hwmon_fan_max: @@ -1294,7 +1302,7 @@ static const struct hwmon_channel_info * const 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_CHANNEL_INFO(power, HWMON_P_INPUT | HWMON_P_LABEL, HWMON_P_INPUT | HWMON_P_LABEL, @@ -1671,6 +1679,7 @@ static int aqc_probe(struct hid_device *hdev, const struct hid_device_id *id) priv->buffer_size = OCTO_CTRL_REPORT_SIZE; priv->ctrl_report_delay = CTRL_REPORT_DELAY; + priv->flow_pulses_ctrl_offset = OCTO_FLOW_PULSES_CTRL_OFFSET; priv->power_cycle_count_offset = OCTO_POWER_CYCLES; priv->temp_label = label_temp_sensors;