[PATCH 4/6] drm/amdgpu: Disable fetch discovery data from vram for navi12 sriov

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To fix the board disappear issue.

Signed-off-by: Emily Deng <Emily.Deng@xxxxxxx>
---
 drivers/gpu/drm/amd/amdgpu/nv.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/gpu/drm/amd/amdgpu/nv.c b/drivers/gpu/drm/amd/amdgpu/nv.c
index 46d4bbabce75..48dc171bc759 100644
--- a/drivers/gpu/drm/amd/amdgpu/nv.c
+++ b/drivers/gpu/drm/amd/amdgpu/nv.c
@@ -693,6 +693,10 @@ int nv_set_ip_blocks(struct amdgpu_device *adev)
 		adev->nbio.funcs = &nbio_v2_3_funcs;
 		adev->nbio.hdp_flush_reg = &nbio_v2_3_hdp_flush_reg;
 	}
+
+	if (amdgpu_sriov_vf(adev) && adev->asic_type == CHIP_NAVI12)
+		amdgpu_discovery = 0;
+
 	adev->hdp.funcs = &hdp_v5_0_funcs;
 
 	if (adev->asic_type >= CHIP_SIENNA_CICHLID)
-- 
2.25.1

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