1 files changed, 109 insertions, 31 deletions

diff --git a/drivers/gpu/drm/amd/pm/amdgpu_pm.c b/drivers/gpu/drm/amd/pm/amdgpu_pm.c
index 517b9fb4624c..39c5e1dfa275 100644
--- a/drivers/gpu/drm/amd/pm/amdgpu_pm.c
+++ b/drivers/gpu/drm/amd/pm/amdgpu_pm.c
@@ -989,12 +989,13 @@ static ssize_t amdgpu_get_pp_features(struct device *dev,
  * Reading back the files will show you the available power levels within
  * the power state and the clock information for those levels. If deep sleep is
  * applied to a clock, the level will be denoted by a special level 'S:'
- * E.g.,
- *	S: 19Mhz *
- *	0: 615Mhz
- *	1: 800Mhz
- *	2: 888Mhz
- *	3: 1000Mhz
+ * E.g., ::
+ *
+ *  S: 19Mhz *
+ *  0: 615Mhz
+ *  1: 800Mhz
+ *  2: 888Mhz
+ *  3: 1000Mhz
  *
  *
  * To manually adjust these states, first select manual using
@@ -1798,6 +1799,44 @@ static ssize_t amdgpu_set_apu_thermal_cap(struct device *dev,
 	return count;
 }
 
+static int amdgpu_pm_metrics_attr_update(struct amdgpu_device *adev,
+					 struct amdgpu_device_attr *attr,
+					 uint32_t mask,
+					 enum amdgpu_device_attr_states *states)
+{
+	if (amdgpu_dpm_get_pm_metrics(adev, NULL, 0) == -EOPNOTSUPP)
+		*states = ATTR_STATE_UNSUPPORTED;
+
+	return 0;
+}
+
+static ssize_t amdgpu_get_pm_metrics(struct device *dev,
+				     struct device_attribute *attr, char *buf)
+{
+	struct drm_device *ddev = dev_get_drvdata(dev);
+	struct amdgpu_device *adev = drm_to_adev(ddev);
+	ssize_t size = 0;
+	int ret;
+
+	if (amdgpu_in_reset(adev))
+		return -EPERM;
+	if (adev->in_suspend && !adev->in_runpm)
+		return -EPERM;
+
+	ret = pm_runtime_get_sync(ddev->dev);
+	if (ret < 0) {
+		pm_runtime_put_autosuspend(ddev->dev);
+		return ret;
+	}
+
+	size = amdgpu_dpm_get_pm_metrics(adev, buf, PAGE_SIZE);
+
+	pm_runtime_mark_last_busy(ddev->dev);
+	pm_runtime_put_autosuspend(ddev->dev);
+
+	return size;
+}
+
 /**
  * DOC: gpu_metrics
  *
@@ -2095,6 +2134,8 @@ static struct amdgpu_device_attr amdgpu_device_attrs[] = {
 	AMDGPU_DEVICE_ATTR_RW(smartshift_bias,				ATTR_FLAG_BASIC,
 			      .attr_update = ss_bias_attr_update),
 	AMDGPU_DEVICE_ATTR_RW(xgmi_plpd_policy,				ATTR_FLAG_BASIC),
+	AMDGPU_DEVICE_ATTR_RO(pm_metrics,				ATTR_FLAG_BASIC,
+			      .attr_update = amdgpu_pm_metrics_attr_update),
 };
 
 static int default_attr_update(struct amdgpu_device *adev, struct amdgpu_device_attr *attr,
@@ -2127,7 +2168,9 @@ static int default_attr_update(struct amdgpu_device *adev, struct amdgpu_device_
 		if (amdgpu_dpm_is_overdrive_supported(adev))
 			*states = ATTR_STATE_SUPPORTED;
 	} else if (DEVICE_ATTR_IS(mem_busy_percent)) {
-		if (adev->flags & AMD_IS_APU || gc_ver == IP_VERSION(9, 0, 1))
+		if ((adev->flags & AMD_IS_APU &&
+		     gc_ver != IP_VERSION(9, 4, 3)) ||
+		    gc_ver == IP_VERSION(9, 0, 1))
 			*states = ATTR_STATE_UNSUPPORTED;
 	} else if (DEVICE_ATTR_IS(pcie_bw)) {
 		/* PCIe Perf counters won't work on APU nodes */
@@ -2197,6 +2240,22 @@ static int default_attr_update(struct amdgpu_device *adev, struct amdgpu_device_
 	} else if (DEVICE_ATTR_IS(xgmi_plpd_policy)) {
 		if (amdgpu_dpm_get_xgmi_plpd_mode(adev, NULL) == XGMI_PLPD_NONE)
 			*states = ATTR_STATE_UNSUPPORTED;
+	} else if (DEVICE_ATTR_IS(pp_mclk_od)) {
+		if (amdgpu_dpm_get_mclk_od(adev) == -EOPNOTSUPP)
+			*states = ATTR_STATE_UNSUPPORTED;
+	} else if (DEVICE_ATTR_IS(pp_sclk_od)) {
+		if (amdgpu_dpm_get_sclk_od(adev) == -EOPNOTSUPP)
+			*states = ATTR_STATE_UNSUPPORTED;
+	} else if (DEVICE_ATTR_IS(apu_thermal_cap)) {
+		u32 limit;
+
+		if (amdgpu_dpm_get_apu_thermal_limit(adev, &limit) ==
+		    -EOPNOTSUPP)
+			*states = ATTR_STATE_UNSUPPORTED;
+	} else if (DEVICE_ATTR_IS(pp_dpm_pcie)) {
+		if (gc_ver == IP_VERSION(9, 4, 2) ||
+		    gc_ver == IP_VERSION(9, 4, 3))
+			*states = ATTR_STATE_UNSUPPORTED;
 	}
 
 	switch (gc_ver) {
@@ -2499,6 +2558,7 @@ static ssize_t amdgpu_hwmon_set_pwm1_enable(struct device *dev,
 {
 	struct amdgpu_device *adev = dev_get_drvdata(dev);
 	int err, ret;
+	u32 pwm_mode;
 	int value;
 
 	if (amdgpu_in_reset(adev))
@@ -2510,13 +2570,22 @@ static ssize_t amdgpu_hwmon_set_pwm1_enable(struct device *dev,
 	if (err)
 		return err;
 
+	if (value == 0)
+		pwm_mode = AMD_FAN_CTRL_NONE;
+	else if (value == 1)
+		pwm_mode = AMD_FAN_CTRL_MANUAL;
+	else if (value == 2)
+		pwm_mode = AMD_FAN_CTRL_AUTO;
+	else
+		return -EINVAL;
+
 	ret = pm_runtime_get_sync(adev_to_drm(adev)->dev);
 	if (ret < 0) {
 		pm_runtime_put_autosuspend(adev_to_drm(adev)->dev);
 		return ret;
 	}
 
-	ret = amdgpu_dpm_set_fan_control_mode(adev, value);
+	ret = amdgpu_dpm_set_fan_control_mode(adev, pwm_mode);
 
 	pm_runtime_mark_last_busy(adev_to_drm(adev)->dev);
 	pm_runtime_put_autosuspend(adev_to_drm(adev)->dev);
@@ -3288,10 +3357,6 @@ static umode_t hwmon_attributes_visible(struct kobject *kobj,
 	uint32_t gc_ver = amdgpu_ip_version(adev, GC_HWIP, 0);
 	uint32_t tmp;
 
-	/* under multi-vf mode, the hwmon attributes are all not supported */
-	if (amdgpu_sriov_vf(adev) && !amdgpu_sriov_is_pp_one_vf(adev))
-		return 0;
-
 	/* under pp one vf mode manage of hwmon attributes is not supported */
 	if (amdgpu_sriov_is_pp_one_vf(adev))
 		effective_mode &= ~S_IWUSR;
@@ -4162,6 +4227,7 @@ err_out:
 
 int amdgpu_pm_sysfs_init(struct amdgpu_device *adev)
 {
+	enum amdgpu_sriov_vf_mode mode;
 	uint32_t mask = 0;
 	int ret;
 
@@ -4173,17 +4239,21 @@ int amdgpu_pm_sysfs_init(struct amdgpu_device *adev)
 	if (adev->pm.dpm_enabled == 0)
 		return 0;
 
-	adev->pm.int_hwmon_dev = hwmon_device_register_with_groups(adev->dev,
-								   DRIVER_NAME, adev,
-								   hwmon_groups);
-	if (IS_ERR(adev->pm.int_hwmon_dev)) {
-		ret = PTR_ERR(adev->pm.int_hwmon_dev);
-		dev_err(adev->dev,
-			"Unable to register hwmon device: %d\n", ret);
-		return ret;
+	mode = amdgpu_virt_get_sriov_vf_mode(adev);
+
+	/* under multi-vf mode, the hwmon attributes are all not supported */
+	if (mode != SRIOV_VF_MODE_MULTI_VF) {
+		adev->pm.int_hwmon_dev = hwmon_device_register_with_groups(adev->dev,
+														DRIVER_NAME, adev,
+														hwmon_groups);
+		if (IS_ERR(adev->pm.int_hwmon_dev)) {
+			ret = PTR_ERR(adev->pm.int_hwmon_dev);
+			dev_err(adev->dev, "Unable to register hwmon device: %d\n", ret);
+			return ret;
+		}
 	}
 
-	switch (amdgpu_virt_get_sriov_vf_mode(adev)) {
+	switch (mode) {
 	case SRIOV_VF_MODE_ONE_VF:
 		mask = ATTR_FLAG_ONEVF;
 		break;
@@ -4289,11 +4359,19 @@ static int amdgpu_debugfs_pm_info_pp(struct seq_file *m, struct amdgpu_device *a
 	if (!amdgpu_dpm_read_sensor(adev, AMDGPU_PP_SENSOR_VDDNB, (void *)&value, &size))
 		seq_printf(m, "\t%u mV (VDDNB)\n", value);
 	size = sizeof(uint32_t);
-	if (!amdgpu_dpm_read_sensor(adev, AMDGPU_PP_SENSOR_GPU_AVG_POWER, (void *)&query, &size))
-		seq_printf(m, "\t%u.%02u W (average GPU)\n", query >> 8, query & 0xff);
+	if (!amdgpu_dpm_read_sensor(adev, AMDGPU_PP_SENSOR_GPU_AVG_POWER, (void *)&query, &size)) {
+		if (adev->flags & AMD_IS_APU)
+			seq_printf(m, "\t%u.%02u W (average SoC including CPU)\n", query >> 8, query & 0xff);
+		else
+			seq_printf(m, "\t%u.%02u W (average SoC)\n", query >> 8, query & 0xff);
+	}
 	size = sizeof(uint32_t);
-	if (!amdgpu_dpm_read_sensor(adev, AMDGPU_PP_SENSOR_GPU_INPUT_POWER, (void *)&query, &size))
-		seq_printf(m, "\t%u.%02u W (current GPU)\n", query >> 8, query & 0xff);
+	if (!amdgpu_dpm_read_sensor(adev, AMDGPU_PP_SENSOR_GPU_INPUT_POWER, (void *)&query, &size)) {
+		if (adev->flags & AMD_IS_APU)
+			seq_printf(m, "\t%u.%02u W (current SoC including CPU)\n", query >> 8, query & 0xff);
+		else
+			seq_printf(m, "\t%u.%02u W (current SoC)\n", query >> 8, query & 0xff);
+	}
 	size = sizeof(value);
 	seq_printf(m, "\n");
 
@@ -4319,9 +4397,9 @@ static int amdgpu_debugfs_pm_info_pp(struct seq_file *m, struct amdgpu_device *a
 		/* VCN clocks */
 		if (!amdgpu_dpm_read_sensor(adev, AMDGPU_PP_SENSOR_VCN_POWER_STATE, (void *)&value, &size)) {
 			if (!value) {
-				seq_printf(m, "VCN: Disabled\n");
+				seq_printf(m, "VCN: Powered down\n");
 			} else {
-				seq_printf(m, "VCN: Enabled\n");
+				seq_printf(m, "VCN: Powered up\n");
 				if (!amdgpu_dpm_read_sensor(adev, AMDGPU_PP_SENSOR_UVD_DCLK, (void *)&value, &size))
 					seq_printf(m, "\t%u MHz (DCLK)\n", value/100);
 				if (!amdgpu_dpm_read_sensor(adev, AMDGPU_PP_SENSOR_UVD_VCLK, (void *)&value, &size))
@@ -4333,9 +4411,9 @@ static int amdgpu_debugfs_pm_info_pp(struct seq_file *m, struct amdgpu_device *a
 		/* UVD clocks */
 		if (!amdgpu_dpm_read_sensor(adev, AMDGPU_PP_SENSOR_UVD_POWER, (void *)&value, &size)) {
 			if (!value) {
-				seq_printf(m, "UVD: Disabled\n");
+				seq_printf(m, "UVD: Powered down\n");
 			} else {
-				seq_printf(m, "UVD: Enabled\n");
+				seq_printf(m, "UVD: Powered up\n");
 				if (!amdgpu_dpm_read_sensor(adev, AMDGPU_PP_SENSOR_UVD_DCLK, (void *)&value, &size))
 					seq_printf(m, "\t%u MHz (DCLK)\n", value/100);
 				if (!amdgpu_dpm_read_sensor(adev, AMDGPU_PP_SENSOR_UVD_VCLK, (void *)&value, &size))
@@ -4347,9 +4425,9 @@ static int amdgpu_debugfs_pm_info_pp(struct seq_file *m, struct amdgpu_device *a
 		/* VCE clocks */
 		if (!amdgpu_dpm_read_sensor(adev, AMDGPU_PP_SENSOR_VCE_POWER, (void *)&value, &size)) {
 			if (!value) {
-				seq_printf(m, "VCE: Disabled\n");
+				seq_printf(m, "VCE: Powered down\n");
 			} else {
-				seq_printf(m, "VCE: Enabled\n");
+				seq_printf(m, "VCE: Powered up\n");
 				if (!amdgpu_dpm_read_sensor(adev, AMDGPU_PP_SENSOR_VCE_ECCLK, (void *)&value, &size))
 					seq_printf(m, "\t%u MHz (ECCLK)\n", value/100);
 			}