From: Alex Deucher Date: Wed, 24 Jan 2018 22:57:19 +0000 (-0500) Subject: drm/amdgpu/pm: rework the hwmon visibility settings X-Git-Tag: v4.19~1144^2~30^2~158 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=0d35bc78ecb74e4a9bf20609d6983aeef2102a56;p=platform%2Fkernel%2Flinux-rpi3.git drm/amdgpu/pm: rework the hwmon visibility settings Previously we just always exposed everything for asics supported by powerplay. Make it a bit more fine grained. In practice this shouldn't change anything. Acked-by: Christian König Reviewed-by: Rex Zhu Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c index 6c53c6b..f12b9e7 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c @@ -1246,9 +1246,19 @@ static umode_t hwmon_attributes_visible(struct kobject *kobj, struct amdgpu_device *adev = dev_get_drvdata(dev); umode_t effective_mode = attr->mode; - /* no skipping for powerplay */ - if (adev->powerplay.cgs_device) - return effective_mode; + /* handle non-powerplay limitations */ + if (!adev->powerplay.cgs_device) { + /* Skip fan attributes if fan is not present */ + if (adev->pm.no_fan && + (attr == &sensor_dev_attr_pwm1.dev_attr.attr || + attr == &sensor_dev_attr_pwm1_enable.dev_attr.attr || + attr == &sensor_dev_attr_pwm1_max.dev_attr.attr || + attr == &sensor_dev_attr_pwm1_min.dev_attr.attr)) + return 0; + /* requires powerplay */ + if (attr == &sensor_dev_attr_fan1_input.dev_attr.attr) + return 0; + } /* Skip limit attributes if DPM is not enabled */ if (!adev->pm.dpm_enabled && @@ -1260,14 +1270,6 @@ static umode_t hwmon_attributes_visible(struct kobject *kobj, attr == &sensor_dev_attr_pwm1_min.dev_attr.attr)) return 0; - /* Skip fan attributes if fan is not present */ - if (adev->pm.no_fan && - (attr == &sensor_dev_attr_pwm1.dev_attr.attr || - attr == &sensor_dev_attr_pwm1_enable.dev_attr.attr || - attr == &sensor_dev_attr_pwm1_max.dev_attr.attr || - attr == &sensor_dev_attr_pwm1_min.dev_attr.attr)) - return 0; - /* mask fan attributes if we have no bindings for this asic to expose */ if ((!adev->powerplay.pp_funcs->get_fan_speed_percent && attr == &sensor_dev_attr_pwm1.dev_attr.attr) || /* can't query fan */ @@ -1288,8 +1290,10 @@ static umode_t hwmon_attributes_visible(struct kobject *kobj, attr == &sensor_dev_attr_pwm1_min.dev_attr.attr)) return 0; - /* requires powerplay */ - if (attr == &sensor_dev_attr_fan1_input.dev_attr.attr) + /* only APUs have vddnb */ + if (!(adev->flags & AMD_IS_APU) && + (attr == &sensor_dev_attr_in1_input.dev_attr.attr || + attr == &sensor_dev_attr_in1_label.dev_attr.attr)) return 0; return effective_mode;