Re: [PATCH] drm/amdgpu: Hide xcp partition sysfs under SRIOV

[Lazar, Lijo]

On 8/24/2023 8:53 PM, Rajneesh Bhardwaj wrote:

XCP partitions should not be visible for the VF for GFXIP 9.4.3.

Signed-off-by: Rajneesh Bhardwaj <rajneesh.bhard...@amd.com>

Reviewed-by: Lijo Lazar <lijo.la...@amd.com>

Thanks,
Lijo

---
  drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.c | 11 ++++++++---
  1 file changed, 8 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.c 
b/drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.c
index b4fdb269f856..b1ca3014a9e2 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.c
@@ -863,11 +863,15 @@ static int gfx_v9_4_3_sw_init(void *handle)
        if (r)
                return r;

- r = amdgpu_gfx_sysfs_init(adev);

+       r = amdgpu_gfx_ras_sw_init(adev);
        if (r)
                return r;

- return amdgpu_gfx_ras_sw_init(adev);

+
+       if (!amdgpu_sriov_vf(adev))
+               r = amdgpu_gfx_sysfs_init(adev);
+
+       return r;
  }

static int gfx_v9_4_3_sw_fini(void *handle)

@@ -888,7 +892,8 @@ static int gfx_v9_4_3_sw_fini(void *handle)
        gfx_v9_4_3_mec_fini(adev);
        amdgpu_bo_unref(&adev->gfx.rlc.clear_state_obj);
        gfx_v9_4_3_free_microcode(adev);
-       amdgpu_gfx_sysfs_fini(adev);
+       if (!amdgpu_sriov_vf(adev))
+               amdgpu_gfx_sysfs_fini(adev);

return 0;

  }