kernel-packages/linux-pikaos-6.12.5
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linux-pikaos-6.12.5/patches/0004-zerofanstop1.patch

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Signed-off-by: Wolfgang Müller <wolf at oriole.systems>
---
Documentation/gpu/amdgpu/thermal.rst | 6 ++
.../gpu/drm/amd/include/kgd_pp_interface.h | 2 +
drivers/gpu/drm/amd/pm/amdgpu_pm.c | 62 +++++++++++++++++++
drivers/gpu/drm/amd/pm/inc/amdgpu_dpm.h | 2 +
drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c | 2 +
drivers/gpu/drm/amd/pm/swsmu/inc/smu_types.h | 1 +
.../drm/amd/pm/swsmu/smu13/smu_v13_0_0_ppt.c | 55 +++++++++++++++-
.../drm/amd/pm/swsmu/smu13/smu_v13_0_7_ppt.c | 55 +++++++++++++++-
8 files changed, 183 insertions(+), 2 deletions(-)
diff --git a/Documentation/gpu/amdgpu/thermal.rst b/Documentation/gpu/amdgpu/thermal.rst
index 6d942b5c5..ec6c1f1d5 100644
--- a/Documentation/gpu/amdgpu/thermal.rst
+++ b/Documentation/gpu/amdgpu/thermal.rst
@@ -100,6 +100,12 @@ fan_minimum_pwm
.. kernel-doc:: drivers/gpu/drm/amd/pm/amdgpu_pm.c
:doc: fan_minimum_pwm
+fan_zero_rpm_enable
+----------------------
+
+.. kernel-doc:: drivers/gpu/drm/amd/pm/amdgpu_pm.c
+ :doc: fan_zero_rpm_enable
+
GFXOFF
======
diff --git a/drivers/gpu/drm/amd/include/kgd_pp_interface.h b/drivers/gpu/drm/amd/include/kgd_pp_interface.h
index 2fa71f682..80e4b5a7d 100644
--- a/drivers/gpu/drm/amd/include/kgd_pp_interface.h
+++ b/drivers/gpu/drm/amd/include/kgd_pp_interface.h
@@ -119,6 +119,7 @@ enum pp_clock_type {
OD_ACOUSTIC_TARGET,
OD_FAN_TARGET_TEMPERATURE,
OD_FAN_MINIMUM_PWM,
+ OD_FAN_ZERO_RPM_ENABLE,
};
enum amd_pp_sensors {
@@ -199,6 +200,7 @@ enum PP_OD_DPM_TABLE_COMMAND {
PP_OD_EDIT_ACOUSTIC_TARGET,
PP_OD_EDIT_FAN_TARGET_TEMPERATURE,
PP_OD_EDIT_FAN_MINIMUM_PWM,
+ PP_OD_EDIT_FAN_ZERO_RPM_ENABLE,
};
struct pp_states_info {
diff --git a/drivers/gpu/drm/amd/pm/amdgpu_pm.c b/drivers/gpu/drm/amd/pm/amdgpu_pm.c
index ea9407733..cb96f1f8c 100644
--- a/drivers/gpu/drm/amd/pm/amdgpu_pm.c
+++ b/drivers/gpu/drm/amd/pm/amdgpu_pm.c
@@ -4109,6 +4109,60 @@ static umode_t fan_minimum_pwm_visible(struct amdgpu_device *adev)
return umode;
}
+/**
+ * DOC: fan_zero_rpm_enable
+ *
+ * The amdgpu driver provides a sysfs API for checking and adjusting the
+ * zero RPM feature.
+ *
+ * Reading back the file shows you the current setting and the permitted
+ * ranges if changable.
+ *
+ * Writing an integer to the file, change the setting accordingly.
+ *
+ * When you have finished the editing, write "c" (commit) to the file to commit
+ * your changes.
+ *
+ * If you want to reset to the default value, write "r" (reset) to the file to
+ * reset them.
+ */
+static ssize_t fan_zero_rpm_enable_show(struct kobject *kobj,
+ struct kobj_attribute *attr,
+ char *buf)
+{
+ struct od_kobj *container = container_of(kobj, struct od_kobj, kobj);
+ struct amdgpu_device *adev = (struct amdgpu_device *)container->priv;
+
+ return (ssize_t)amdgpu_retrieve_od_settings(adev, OD_FAN_ZERO_RPM_ENABLE, buf);
+}
+
+static ssize_t fan_zero_rpm_enable_store(struct kobject *kobj,
+ struct kobj_attribute *attr,
+ const char *buf,
+ size_t count)
+{
+ struct od_kobj *container = container_of(kobj, struct od_kobj, kobj);
+ struct amdgpu_device *adev = (struct amdgpu_device *)container->priv;
+
+ return (ssize_t)amdgpu_distribute_custom_od_settings(adev,
+ PP_OD_EDIT_FAN_ZERO_RPM_ENABLE,
+ buf,
+ count);
+}
+
+static umode_t fan_zero_rpm_enable_visible(struct amdgpu_device *adev)
+{
+ umode_t umode = 0000;
+
+ if (adev->pm.od_feature_mask & OD_OPS_SUPPORT_FAN_ZERO_RPM_ENABLE_RETRIEVE)
+ umode |= S_IRUSR | S_IRGRP | S_IROTH;
+
+ if (adev->pm.od_feature_mask & OD_OPS_SUPPORT_FAN_ZERO_RPM_ENABLE_SET)
+ umode |= S_IWUSR;
+
+ return umode;
+}
+
static struct od_feature_set amdgpu_od_set = {
.containers = {
[0] = {
@@ -4154,6 +4208,14 @@ static struct od_feature_set amdgpu_od_set = {
.store = fan_minimum_pwm_store,
},
},
+ [5] = {
+ .name = "fan_zero_rpm_enable",
+ .ops = {
+ .is_visible = fan_zero_rpm_enable_visible,
+ .show = fan_zero_rpm_enable_show,
+ .store = fan_zero_rpm_enable_store,
+ },
+ },
},
},
},
diff --git a/drivers/gpu/drm/amd/pm/inc/amdgpu_dpm.h b/drivers/gpu/drm/amd/pm/inc/amdgpu_dpm.h
index f5bf41f21..b5daa12c0 100644
--- a/drivers/gpu/drm/amd/pm/inc/amdgpu_dpm.h
+++ b/drivers/gpu/drm/amd/pm/inc/amdgpu_dpm.h
@@ -328,6 +328,8 @@ struct config_table_setting
#define OD_OPS_SUPPORT_FAN_TARGET_TEMPERATURE_SET BIT(7)
#define OD_OPS_SUPPORT_FAN_MINIMUM_PWM_RETRIEVE BIT(8)
#define OD_OPS_SUPPORT_FAN_MINIMUM_PWM_SET BIT(9)
+#define OD_OPS_SUPPORT_FAN_ZERO_RPM_ENABLE_RETRIEVE BIT(10)
+#define OD_OPS_SUPPORT_FAN_ZERO_RPM_ENABLE_SET BIT(11)
struct amdgpu_pm {
struct mutex mutex;
diff --git a/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c b/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c
index accc96a03..8d3f3e735 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c
@@ -2874,6 +2874,8 @@ static enum smu_clk_type smu_convert_to_smuclk(enum pp_clock_type type)
clk_type = SMU_OD_FAN_TARGET_TEMPERATURE; break;
case OD_FAN_MINIMUM_PWM:
clk_type = SMU_OD_FAN_MINIMUM_PWM; break;
+ case OD_FAN_ZERO_RPM_ENABLE:
+ clk_type = SMU_OD_FAN_ZERO_RPM_ENABLE; break;
default:
clk_type = SMU_CLK_COUNT; break;
}
diff --git a/drivers/gpu/drm/amd/pm/swsmu/inc/smu_types.h b/drivers/gpu/drm/amd/pm/swsmu/inc/smu_types.h
index e71a721c1..e0abb449a 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/inc/smu_types.h
+++ b/drivers/gpu/drm/amd/pm/swsmu/inc/smu_types.h
@@ -313,6 +313,7 @@ enum smu_clk_type {
SMU_OD_ACOUSTIC_TARGET,
SMU_OD_FAN_TARGET_TEMPERATURE,
SMU_OD_FAN_MINIMUM_PWM,
+ SMU_OD_FAN_ZERO_RPM_ENABLE,
SMU_CLK_COUNT,
};
diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_0_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_0_ppt.c
index 3e2277abc..0d9a4638e 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_0_ppt.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_0_ppt.c
@@ -107,6 +107,7 @@
#define PP_OD_FEATURE_FAN_ACOUSTIC_TARGET 8
#define PP_OD_FEATURE_FAN_TARGET_TEMPERATURE 9
#define PP_OD_FEATURE_FAN_MINIMUM_PWM 10
+#define PP_OD_FEATURE_FAN_ZERO_RPM_ENABLE 11
#define LINK_SPEED_MAX 3
@@ -1130,6 +1131,10 @@ static void smu_v13_0_0_get_od_setting_limits(struct smu_context *smu,
od_min_setting = overdrive_lowerlimits->FanMinimumPwm;
od_max_setting = overdrive_upperlimits->FanMinimumPwm;
break;
+ case PP_OD_FEATURE_FAN_ZERO_RPM_ENABLE:
+ od_min_setting = overdrive_lowerlimits->FanZeroRpmEnable;
+ od_max_setting = overdrive_upperlimits->FanZeroRpmEnable;
+ break;
default:
od_min_setting = od_max_setting = INT_MAX;
break;
@@ -1450,6 +1455,24 @@ static int smu_v13_0_0_print_clk_levels(struct smu_context *smu,
min_value, max_value);
break;
+ case SMU_OD_FAN_ZERO_RPM_ENABLE:
+ if (!smu_v13_0_0_is_od_feature_supported(smu,
+ PP_OD_FEATURE_ZERO_FAN_BIT))
+ break;
+
+ size += sysfs_emit_at(buf, size, "FAN_ZERO_RPM_ENABLE:\n");
+ size += sysfs_emit_at(buf, size, "%d\n",
+ (int)od_table->OverDriveTable.FanZeroRpmEnable);
+
+ size += sysfs_emit_at(buf, size, "%s:\n", "OD_RANGE");
+ smu_v13_0_0_get_od_setting_limits(smu,
+ PP_OD_FEATURE_FAN_ZERO_RPM_ENABLE,
+ &min_value,
+ &max_value);
+ size += sysfs_emit_at(buf, size, "ZERO_RPM_ENABLE: %u %u\n",
+ min_value, max_value);
+ break;
+
case SMU_OD_RANGE:
if (!smu_v13_0_0_is_od_feature_supported(smu, PP_OD_FEATURE_GFXCLK_BIT) &&
!smu_v13_0_0_is_od_feature_supported(smu, PP_OD_FEATURE_UCLK_BIT) &&
@@ -1547,6 +1570,11 @@ static int smu_v13_0_0_od_restore_table_single(struct smu_context *smu, long inp
od_table->OverDriveTable.FanMode = FAN_MODE_AUTO;
od_table->OverDriveTable.FeatureCtrlMask |= BIT(PP_OD_FEATURE_FAN_CURVE_BIT);
break;
+ case PP_OD_EDIT_FAN_ZERO_RPM_ENABLE:
+ od_table->OverDriveTable.FanZeroRpmEnable =
+ boot_overdrive_table->OverDriveTable.FanZeroRpmEnable;
+ od_table->OverDriveTable.FeatureCtrlMask |= BIT(PP_OD_FEATURE_ZERO_FAN_BIT);
+ break;
default:
dev_info(adev->dev, "Invalid table index: %ld\n", input);
return -EINVAL;
@@ -1840,6 +1868,27 @@ static int smu_v13_0_0_od_edit_dpm_table(struct smu_context *smu,
od_table->OverDriveTable.FeatureCtrlMask |= BIT(PP_OD_FEATURE_FAN_CURVE_BIT);
break;
+ case PP_OD_EDIT_FAN_ZERO_RPM_ENABLE:
+ if (!smu_v13_0_0_is_od_feature_supported(smu, PP_OD_FEATURE_ZERO_FAN_BIT)) {
+ dev_warn(adev->dev, "Zero RPM setting not supported!\n");
+ return -ENOTSUPP;
+ }
+
+ smu_v13_0_0_get_od_setting_limits(smu,
+ PP_OD_FEATURE_FAN_ZERO_RPM_ENABLE,
+ &minimum,
+ &maximum);
+ if (input[0] < minimum ||
+ input[0] > maximum) {
+ dev_info(adev->dev, "zero RPM enable setting(%ld) must be within [%d, %d]!\n",
+ input[0], minimum, maximum);
+ return -EINVAL;
+ }
+
+ od_table->OverDriveTable.FanZeroRpmEnable = input[0];
+ od_table->OverDriveTable.FeatureCtrlMask |= BIT(PP_OD_FEATURE_ZERO_FAN_BIT);
+ break;
+
case PP_OD_RESTORE_DEFAULT_TABLE:
if (size == 1) {
ret = smu_v13_0_0_od_restore_table_single(smu, input[0]);
@@ -2110,7 +2159,9 @@ static void smu_v13_0_0_set_supported_od_feature_mask(struct smu_context *smu)
OD_OPS_SUPPORT_FAN_TARGET_TEMPERATURE_RETRIEVE |
OD_OPS_SUPPORT_FAN_TARGET_TEMPERATURE_SET |
OD_OPS_SUPPORT_FAN_MINIMUM_PWM_RETRIEVE |
- OD_OPS_SUPPORT_FAN_MINIMUM_PWM_SET;
+ OD_OPS_SUPPORT_FAN_MINIMUM_PWM_SET |
+ OD_OPS_SUPPORT_FAN_ZERO_RPM_ENABLE_RETRIEVE |
+ OD_OPS_SUPPORT_FAN_ZERO_RPM_ENABLE_SET;
}
static int smu_v13_0_0_set_default_od_settings(struct smu_context *smu)
@@ -2176,6 +2227,8 @@ static int smu_v13_0_0_set_default_od_settings(struct smu_context *smu)
user_od_table_bak.OverDriveTable.FanTargetTemperature;
user_od_table->OverDriveTable.FanMinimumPwm =
user_od_table_bak.OverDriveTable.FanMinimumPwm;
+ user_od_table->OverDriveTable.FanZeroRpmEnable =
+ user_od_table_bak.OverDriveTable.FanZeroRpmEnable;
}
smu_v13_0_0_set_supported_od_feature_mask(smu);
diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_7_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_7_ppt.c
index 23f133884..6b61655f9 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_7_ppt.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_7_ppt.c
@@ -83,6 +83,7 @@
#define PP_OD_FEATURE_FAN_ACOUSTIC_TARGET 8
#define PP_OD_FEATURE_FAN_TARGET_TEMPERATURE 9
#define PP_OD_FEATURE_FAN_MINIMUM_PWM 10
+#define PP_OD_FEATURE_FAN_ZERO_RPM_ENABLE 11
#define LINK_SPEED_MAX 3
@@ -1119,6 +1120,10 @@ static void smu_v13_0_7_get_od_setting_limits(struct smu_context *smu,
od_min_setting = overdrive_lowerlimits->FanMinimumPwm;
od_max_setting = overdrive_upperlimits->FanMinimumPwm;
break;
+ case PP_OD_FEATURE_FAN_ZERO_RPM_ENABLE:
+ od_min_setting = overdrive_lowerlimits->FanZeroRpmEnable;
+ od_max_setting = overdrive_upperlimits->FanZeroRpmEnable;
+ break;
default:
od_min_setting = od_max_setting = INT_MAX;
break;
@@ -1439,6 +1444,24 @@ static int smu_v13_0_7_print_clk_levels(struct smu_context *smu,
min_value, max_value);
break;
+ case SMU_OD_FAN_ZERO_RPM_ENABLE:
+ if (!smu_v13_0_7_is_od_feature_supported(smu,
+ PP_OD_FEATURE_ZERO_FAN_BIT))
+ break;
+
+ size += sysfs_emit_at(buf, size, "FAN_ZERO_RPM_ENABLE:\n");
+ size += sysfs_emit_at(buf, size, "%d\n",
+ (int)od_table->OverDriveTable.FanZeroRpmEnable);
+
+ size += sysfs_emit_at(buf, size, "%s:\n", "OD_RANGE");
+ smu_v13_0_7_get_od_setting_limits(smu,
+ PP_OD_FEATURE_FAN_ZERO_RPM_ENABLE,
+ &min_value,
+ &max_value);
+ size += sysfs_emit_at(buf, size, "ZERO_RPM_ENABLE: %u %u\n",
+ min_value, max_value);
+ break;
+
case SMU_OD_RANGE:
if (!smu_v13_0_7_is_od_feature_supported(smu, PP_OD_FEATURE_GFXCLK_BIT) &&
!smu_v13_0_7_is_od_feature_supported(smu, PP_OD_FEATURE_UCLK_BIT) &&
@@ -1535,6 +1558,11 @@ static int smu_v13_0_7_od_restore_table_single(struct smu_context *smu, long inp
od_table->OverDriveTable.FanMode = FAN_MODE_AUTO;
od_table->OverDriveTable.FeatureCtrlMask |= BIT(PP_OD_FEATURE_FAN_CURVE_BIT);
break;
+ case PP_OD_EDIT_FAN_ZERO_RPM_ENABLE:
+ od_table->OverDriveTable.FanZeroRpmEnable =
+ boot_overdrive_table->OverDriveTable.FanZeroRpmEnable;
+ od_table->OverDriveTable.FeatureCtrlMask |= BIT(PP_OD_FEATURE_ZERO_FAN_BIT);
+ break;
default:
dev_info(adev->dev, "Invalid table index: %ld\n", input);
return -EINVAL;
@@ -1828,6 +1856,27 @@ static int smu_v13_0_7_od_edit_dpm_table(struct smu_context *smu,
od_table->OverDriveTable.FeatureCtrlMask |= BIT(PP_OD_FEATURE_FAN_CURVE_BIT);
break;
+ case PP_OD_EDIT_FAN_ZERO_RPM_ENABLE:
+ if (!smu_v13_0_7_is_od_feature_supported(smu, PP_OD_FEATURE_ZERO_FAN_BIT)) {
+ dev_warn(adev->dev, "Zero RPM setting not supported!\n");
+ return -ENOTSUPP;
+ }
+
+ smu_v13_0_7_get_od_setting_limits(smu,
+ PP_OD_FEATURE_FAN_ZERO_RPM_ENABLE,
+ &minimum,
+ &maximum);
+ if (input[0] < minimum ||
+ input[0] > maximum) {
+ dev_info(adev->dev, "zero RPM enable setting(%ld) must be within [%d, %d]!\n",
+ input[0], minimum, maximum);
+ return -EINVAL;
+ }
+
+ od_table->OverDriveTable.FanZeroRpmEnable = input[0];
+ od_table->OverDriveTable.FeatureCtrlMask |= BIT(PP_OD_FEATURE_ZERO_FAN_BIT);
+ break;
+
case PP_OD_RESTORE_DEFAULT_TABLE:
if (size == 1) {
ret = smu_v13_0_7_od_restore_table_single(smu, input[0]);
@@ -2094,7 +2143,9 @@ static void smu_v13_0_7_set_supported_od_feature_mask(struct smu_context *smu)
OD_OPS_SUPPORT_FAN_TARGET_TEMPERATURE_RETRIEVE |
OD_OPS_SUPPORT_FAN_TARGET_TEMPERATURE_SET |
OD_OPS_SUPPORT_FAN_MINIMUM_PWM_RETRIEVE |
- OD_OPS_SUPPORT_FAN_MINIMUM_PWM_SET;
+ OD_OPS_SUPPORT_FAN_MINIMUM_PWM_SET |
+ OD_OPS_SUPPORT_FAN_ZERO_RPM_ENABLE_RETRIEVE |
+ OD_OPS_SUPPORT_FAN_ZERO_RPM_ENABLE_SET;
}
static int smu_v13_0_7_set_default_od_settings(struct smu_context *smu)
@@ -2160,6 +2211,8 @@ static int smu_v13_0_7_set_default_od_settings(struct smu_context *smu)
user_od_table_bak.OverDriveTable.FanTargetTemperature;
user_od_table->OverDriveTable.FanMinimumPwm =
user_od_table_bak.OverDriveTable.FanMinimumPwm;
+ user_od_table->OverDriveTable.FanZeroRpmEnable =
+ user_od_table_bak.OverDriveTable.FanZeroRpmEnable;
}
smu_v13_0_7_set_supported_od_feature_mask(smu);
--
2.47.0
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