From: Le Ma <[email protected]>

No ih2 hardware on IH 4.4.2.

Signed-off-by: Le Ma <[email protected]>
Reviewed-by: Hawking Zhang <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
---
 drivers/gpu/drm/amd/amdgpu/vega20_ih.c | 12 +++++++-----
 1 file changed, 7 insertions(+), 5 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/vega20_ih.c 
b/drivers/gpu/drm/amd/amdgpu/vega20_ih.c
index 44bfa233487a..827e2768f867 100644
--- a/drivers/gpu/drm/amd/amdgpu/vega20_ih.c
+++ b/drivers/gpu/drm/amd/amdgpu/vega20_ih.c
@@ -552,12 +552,14 @@ static int vega20_ih_sw_init(void *handle)
        adev->irq.ih1.use_doorbell = true;
        adev->irq.ih1.doorbell_index = (adev->doorbell_index.ih + 1) << 1;
 
-       r = amdgpu_ih_ring_init(adev, &adev->irq.ih2, PAGE_SIZE, true);
-       if (r)
-               return r;
+       if (adev->ip_versions[OSSSYS_HWIP][0] != IP_VERSION(4, 4, 2)) {
+               r = amdgpu_ih_ring_init(adev, &adev->irq.ih2, PAGE_SIZE, true);
+               if (r)
+                       return r;
 
-       adev->irq.ih2.use_doorbell = true;
-       adev->irq.ih2.doorbell_index = (adev->doorbell_index.ih + 2) << 1;
+               adev->irq.ih2.use_doorbell = true;
+               adev->irq.ih2.doorbell_index = (adev->doorbell_index.ih + 2) << 
1;
+       }
 
        /* initialize ih control registers offset */
        vega20_ih_init_register_offset(adev);
-- 
2.39.2

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