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Message-Id: <20230620025641.53197-4-luke@ljones.dev>
Date: Tue, 20 Jun 2023 14:56:36 +1200
From: "Luke D. Jones" <luke@...nes.dev>
To: hdegoede@...hat.com
Cc: corentin.chary@...il.com, acpi4asus-user@...ts.sourceforge.net,
platform-driver-x86@...r.kernel.org, linux-kernel@...r.kernel.org,
linux-hwmon@...r.kernel.org, markgross@...nel.org,
jdelvare@...e.com, linux@...ck-us.net,
"Luke D. Jones" <luke@...nes.dev>
Subject: [PATCH 3/8] platform/x86: asus-wmi: support middle fan custom curves
Adds support for fan curves defined for the middle fan which
is available on some ASUS ROG laptops.
Signed-off-by: Luke D. Jones <luke@...nes.dev>
---
drivers/platform/x86/asus-wmi.c | 77 +++++++++++++++++++++-
include/linux/platform_data/x86/asus-wmi.h | 1 +
2 files changed, 76 insertions(+), 2 deletions(-)
diff --git a/drivers/platform/x86/asus-wmi.c b/drivers/platform/x86/asus-wmi.c
index 375d25ae0aca..fb27218e51cf 100644
--- a/drivers/platform/x86/asus-wmi.c
+++ b/drivers/platform/x86/asus-wmi.c
@@ -113,6 +113,7 @@ module_param(fnlock_default, bool, 0444);
#define FAN_CURVE_BUF_LEN 32
#define FAN_CURVE_DEV_CPU 0x00
#define FAN_CURVE_DEV_GPU 0x01
+#define FAN_CURVE_DEV_MID 0x02
/* Mask to determine if setting temperature or percentage */
#define FAN_CURVE_PWM_MASK 0x04
@@ -253,7 +254,8 @@ struct asus_wmi {
bool cpu_fan_curve_available;
bool gpu_fan_curve_available;
- struct fan_curve_data custom_fan_curves[2];
+ bool mid_fan_curve_available;
+ struct fan_curve_data custom_fan_curves[3];
struct platform_profile_handler platform_profile_handler;
bool platform_profile_support;
@@ -2080,6 +2082,8 @@ static ssize_t pwm1_enable_store(struct device *dev,
asus->custom_fan_curves[FAN_CURVE_DEV_CPU].enabled = false;
if (asus->gpu_fan_curve_available)
asus->custom_fan_curves[FAN_CURVE_DEV_GPU].enabled = false;
+ if (asus->mid_fan_curve_available)
+ asus->custom_fan_curves[FAN_CURVE_DEV_MID].enabled = false;
return count;
}
@@ -2531,6 +2535,9 @@ static int fan_curve_get_factory_default(struct asus_wmi *asus, u32 fan_dev)
if (fan_dev == ASUS_WMI_DEVID_GPU_FAN_CURVE)
fan_idx = FAN_CURVE_DEV_GPU;
+ if (fan_dev == ASUS_WMI_DEVID_MID_FAN_CURVE)
+ fan_idx = FAN_CURVE_DEV_MID;
+
curves = &asus->custom_fan_curves[fan_idx];
err = asus_wmi_evaluate_method_buf(asus->dsts_id, fan_dev, mode, buf,
FAN_CURVE_BUF_LEN);
@@ -2819,6 +2826,42 @@ static SENSOR_DEVICE_ATTR_2_RW(pwm2_auto_point7_pwm, fan_curve,
static SENSOR_DEVICE_ATTR_2_RW(pwm2_auto_point8_pwm, fan_curve,
FAN_CURVE_DEV_GPU | FAN_CURVE_PWM_MASK, 7);
+/* MID */
+static SENSOR_DEVICE_ATTR_RW(pwm3_enable, fan_curve_enable, FAN_CURVE_DEV_GPU);
+static SENSOR_DEVICE_ATTR_2_RW(pwm3_auto_point1_temp, fan_curve,
+ FAN_CURVE_DEV_GPU, 0);
+static SENSOR_DEVICE_ATTR_2_RW(pwm3_auto_point2_temp, fan_curve,
+ FAN_CURVE_DEV_GPU, 1);
+static SENSOR_DEVICE_ATTR_2_RW(pwm3_auto_point3_temp, fan_curve,
+ FAN_CURVE_DEV_GPU, 2);
+static SENSOR_DEVICE_ATTR_2_RW(pwm3_auto_point4_temp, fan_curve,
+ FAN_CURVE_DEV_GPU, 3);
+static SENSOR_DEVICE_ATTR_2_RW(pwm3_auto_point5_temp, fan_curve,
+ FAN_CURVE_DEV_GPU, 4);
+static SENSOR_DEVICE_ATTR_2_RW(pwm3_auto_point6_temp, fan_curve,
+ FAN_CURVE_DEV_GPU, 5);
+static SENSOR_DEVICE_ATTR_2_RW(pwm3_auto_point7_temp, fan_curve,
+ FAN_CURVE_DEV_GPU, 6);
+static SENSOR_DEVICE_ATTR_2_RW(pwm3_auto_point8_temp, fan_curve,
+ FAN_CURVE_DEV_GPU, 7);
+
+static SENSOR_DEVICE_ATTR_2_RW(pwm3_auto_point1_pwm, fan_curve,
+ FAN_CURVE_DEV_GPU | FAN_CURVE_PWM_MASK, 0);
+static SENSOR_DEVICE_ATTR_2_RW(pwm3_auto_point2_pwm, fan_curve,
+ FAN_CURVE_DEV_GPU | FAN_CURVE_PWM_MASK, 1);
+static SENSOR_DEVICE_ATTR_2_RW(pwm3_auto_point3_pwm, fan_curve,
+ FAN_CURVE_DEV_GPU | FAN_CURVE_PWM_MASK, 2);
+static SENSOR_DEVICE_ATTR_2_RW(pwm3_auto_point4_pwm, fan_curve,
+ FAN_CURVE_DEV_GPU | FAN_CURVE_PWM_MASK, 3);
+static SENSOR_DEVICE_ATTR_2_RW(pwm3_auto_point5_pwm, fan_curve,
+ FAN_CURVE_DEV_GPU | FAN_CURVE_PWM_MASK, 4);
+static SENSOR_DEVICE_ATTR_2_RW(pwm3_auto_point6_pwm, fan_curve,
+ FAN_CURVE_DEV_GPU | FAN_CURVE_PWM_MASK, 5);
+static SENSOR_DEVICE_ATTR_2_RW(pwm3_auto_point7_pwm, fan_curve,
+ FAN_CURVE_DEV_GPU | FAN_CURVE_PWM_MASK, 6);
+static SENSOR_DEVICE_ATTR_2_RW(pwm3_auto_point8_pwm, fan_curve,
+ FAN_CURVE_DEV_GPU | FAN_CURVE_PWM_MASK, 7);
+
static struct attribute *asus_fan_curve_attr[] = {
/* CPU */
&sensor_dev_attr_pwm1_enable.dev_attr.attr,
@@ -2856,6 +2899,24 @@ static struct attribute *asus_fan_curve_attr[] = {
&sensor_dev_attr_pwm2_auto_point6_pwm.dev_attr.attr,
&sensor_dev_attr_pwm2_auto_point7_pwm.dev_attr.attr,
&sensor_dev_attr_pwm2_auto_point8_pwm.dev_attr.attr,
+ /* MID */
+ &sensor_dev_attr_pwm3_enable.dev_attr.attr,
+ &sensor_dev_attr_pwm3_auto_point1_temp.dev_attr.attr,
+ &sensor_dev_attr_pwm3_auto_point2_temp.dev_attr.attr,
+ &sensor_dev_attr_pwm3_auto_point3_temp.dev_attr.attr,
+ &sensor_dev_attr_pwm3_auto_point4_temp.dev_attr.attr,
+ &sensor_dev_attr_pwm3_auto_point5_temp.dev_attr.attr,
+ &sensor_dev_attr_pwm3_auto_point6_temp.dev_attr.attr,
+ &sensor_dev_attr_pwm3_auto_point7_temp.dev_attr.attr,
+ &sensor_dev_attr_pwm3_auto_point8_temp.dev_attr.attr,
+ &sensor_dev_attr_pwm3_auto_point1_pwm.dev_attr.attr,
+ &sensor_dev_attr_pwm3_auto_point2_pwm.dev_attr.attr,
+ &sensor_dev_attr_pwm3_auto_point3_pwm.dev_attr.attr,
+ &sensor_dev_attr_pwm3_auto_point4_pwm.dev_attr.attr,
+ &sensor_dev_attr_pwm3_auto_point5_pwm.dev_attr.attr,
+ &sensor_dev_attr_pwm3_auto_point6_pwm.dev_attr.attr,
+ &sensor_dev_attr_pwm3_auto_point7_pwm.dev_attr.attr,
+ &sensor_dev_attr_pwm3_auto_point8_pwm.dev_attr.attr,
NULL
};
@@ -2875,6 +2936,9 @@ static umode_t asus_fan_curve_is_visible(struct kobject *kobj,
if (asus->gpu_fan_curve_available && attr->name[3] == '2')
return 0644;
+ if (asus->mid_fan_curve_available && attr->name[3] == '3')
+ return 0644;
+
return 0;
}
@@ -2904,7 +2968,14 @@ static int asus_wmi_custom_fan_curve_init(struct asus_wmi *asus)
if (err)
return err;
- if (!asus->cpu_fan_curve_available && !asus->gpu_fan_curve_available)
+ err = fan_curve_check_present(asus, &asus->mid_fan_curve_available,
+ ASUS_WMI_DEVID_MID_FAN_CURVE);
+ if (err)
+ return err;
+
+ if (!asus->cpu_fan_curve_available
+ && !asus->gpu_fan_curve_available
+ && !asus->mid_fan_curve_available)
return 0;
hwmon = devm_hwmon_device_register_with_groups(
@@ -2973,6 +3044,8 @@ static int throttle_thermal_policy_write(struct asus_wmi *asus)
asus->custom_fan_curves[FAN_CURVE_DEV_CPU].enabled = false;
if (asus->gpu_fan_curve_available)
asus->custom_fan_curves[FAN_CURVE_DEV_GPU].enabled = false;
+ if (asus->mid_fan_curve_available)
+ asus->custom_fan_curves[FAN_CURVE_DEV_MID].enabled = false;
return 0;
}
diff --git a/include/linux/platform_data/x86/asus-wmi.h b/include/linux/platform_data/x86/asus-wmi.h
index 2c03bda7703f..329efc086993 100644
--- a/include/linux/platform_data/x86/asus-wmi.h
+++ b/include/linux/platform_data/x86/asus-wmi.h
@@ -83,6 +83,7 @@
#define ASUS_WMI_DEVID_MID_FAN_CTRL 0x00110031
#define ASUS_WMI_DEVID_CPU_FAN_CURVE 0x00110024
#define ASUS_WMI_DEVID_GPU_FAN_CURVE 0x00110025
+#define ASUS_WMI_DEVID_MID_FAN_CURVE 0x00110032
/* Power */
#define ASUS_WMI_DEVID_PROCESSOR_STATE 0x00120012
--
2.40.1
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