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drm/amdgpu/gfx: only call mes for enforce isolation if supported

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This should not be called on chips without MES so check if
MES is enabled and if the cleaner shader is supported.

Fixes: 8521e3c5f0 ("drm/amd/amdgpu: limit single process inside MES")
Reviewed-by: Srinivasan Shanmugam <srinivasan.shanmugam@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: Shaoyun Liu <shaoyun.liu@amd.com>
Cc: Srinivasan Shanmugam <srinivasan.shanmugam@amd.com>
(cherry picked from commit 80513e389765c8f9543b26d8fa4bbdf0e59ff8bc)
This commit is contained in:
Alex Deucher 2025-02-13 13:37:01 -05:00
parent 8005351c7d
commit e7ea88207c
1 changed files with 4 additions and 2 deletions
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6
drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c
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@ -1643,11 +1643,13 @@ static ssize_t amdgpu_gfx_set_enforce_isolation(struct device *dev,
if (adev->enforce_isolation[i] && !partition_values[i]) {
/* Going from enabled to disabled */
amdgpu_vmid_free_reserved(adev, AMDGPU_GFXHUB(i));
amdgpu_mes_set_enforce_isolation(adev, i, false);
if (adev->enable_mes && adev->gfx.enable_cleaner_shader)
amdgpu_mes_set_enforce_isolation(adev, i, false);
} else if (!adev->enforce_isolation[i] && partition_values[i]) {
/* Going from disabled to enabled */
amdgpu_vmid_alloc_reserved(adev, AMDGPU_GFXHUB(i));
amdgpu_mes_set_enforce_isolation(adev, i, true);
if (adev->enable_mes && adev->gfx.enable_cleaner_shader)
amdgpu_mes_set_enforce_isolation(adev, i, true);
}
adev->enforce_isolation[i] = partition_values[i];
}