drm/amdgpu: disable SDMA page queue on Vega20

Since we see driver loading failure on Vega20. Keep it
disabled until it's ready.

Signed-off-by: Evan Quan <evan.quan@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c b/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c
index 9685757..6367a81 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c
@@ -1464,7 +1464,8 @@ static int sdma_v4_0_early_init(void *handle)
                adev->sdma.has_page_queue = false;
        } else {
                adev->sdma.num_instances = 2;
-               adev->sdma.has_page_queue = true;
+               if (adev->asic_type != CHIP_VEGA20)
+                       adev->sdma.has_page_queue = true;
        }
 
        sdma_v4_0_set_ring_funcs(adev);