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amdgpu/pm: Disable managing hwmon sysfs attributes for ONEVF mode 

This patch prohibits performing of set commands on all hwmon attributes
through sysfs in ONEVF mode.

Signed-off-by: Danijel Slivka <danijel.slivka@amd.com>
Acked-by: Harish Kasiviswanathan <Harish.Kasiviswanathan@amd.com>
Reviewed-by: Harish Kasiviswanathan <Harish.Kasiviswanathan@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Danijel Slivka 2022-02-11 02:06:01 +01:00 committed by Alex Deucher
parent e776a755ab
commit 4f0f1b58fb
1 changed files with 4 additions and 0 deletions
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4
drivers/gpu/drm/amd/pm/amdgpu_pm.c
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@ -3182,6 +3182,10 @@ static umode_t hwmon_attributes_visible(struct kobject *kobj,
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;
/* 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 ||