Commit 21ff3cc8 authored by Asad Kamal's avatar Asad Kamal Committed by Alex Deucher
Browse files

drm/amd/pm: Add mem_busy_percent for GCv9.4.3 apu 



Expose sysfs entry mem_busy_percent for GC version
9.4.3 APU system

Signed-off-by: default avatarAsad Kamal <asad.kamal@amd.com>
Reviewed-by: default avatarLijo Lazar <lijo.lazar@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 202260f6

drivers/gpu/drm/amd/pm/amdgpu_pm.c

+3 −1
Original line number Diff line number Diff line
@@ -2128,7 +2128,9 @@ 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 */