[PATCH] drm/amd/pm: Add mem_busy_percent for GCv9.4.3 apu
Asad Kamal
asad.kamal at amd.com
Fri Dec 22 17:22:38 UTC 2023
Expose sysfs entry mem_busy_percent for GC version
9.4.3 APU system
Signed-off-by: Asad Kamal <asad.kamal at amd.com>
---
drivers/gpu/drm/amd/pm/amdgpu_pm.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/pm/amdgpu_pm.c b/drivers/gpu/drm/amd/pm/amdgpu_pm.c
index 2cd995b0ceba..f3cb490fe79b 100644
--- a/drivers/gpu/drm/amd/pm/amdgpu_pm.c
+++ b/drivers/gpu/drm/amd/pm/amdgpu_pm.c
@@ -2168,7 +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 */
--
2.42.0
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