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

[Deng, Emily]

[AMD Official Use Only - Internal Distribution Only]

Hi Monk,
     Could you help to review this patch?

Best wishes
Emily Deng

>-----Original Message-----
>From: Deng, Emily <Emily.Deng at amd.com>
>Sent: Wednesday, March 31, 2021 5:01 PM
>To: Deng, Emily <Emily.Deng at amd.com>; amd-gfx at lists.freedesktop.org
>Subject: RE: [PATCH 4/6] drm/amdgpu: Disable fetch discovery data from
>vram for navi12 sriov
>
>[AMD Official Use Only - Internal Distribution Only]
>
>Ping .....
>
>>-----Original Message-----
>>From: Emily Deng <Emily.Deng at amd.com>
>>Sent: Tuesday, March 30, 2021 12:42 PM
>>To: amd-gfx at lists.freedesktop.org
>>Cc: Deng, Emily <Emily.Deng at amd.com>
>>Subject: [PATCH 4/6] drm/amdgpu: Disable fetch discovery data from vram
>>for
>>navi12 sriov
>>
>>To fix the board disappear issue.
>>
>>Signed-off-by: Emily Deng <Emily.Deng at amd.com>
>>---
>> 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
>