Add Wentao.
Best wishes
Emily Deng
>-----Original Message-----
>From: amd-gfx <amd-gfx-bounces@xxxxxxxxxxxxxxxxxxxxx> On Behalf Of
>Christian König
>Sent: Thursday, October 25, 2018 5:15 PM
>To: amd-gfx@xxxxxxxxxxxxxxxxxxxxx
>Subject: [PATCH 4/4] drm/amdgpu: use GMC v9 KIQ workaround only for the
>GFXHUB
>
>The MMHUB is not affected by this.
>
>Signed-off-by: Christian König <christian.koenig@xxxxxxx>
>---
> drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c | 6 +++---
> 1 file changed, 3 insertions(+), 3 deletions(-)
>
>diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
>b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
>index ff5e5f69b403..9ea73fb36572 100644
>--- a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
>+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
>@@ -338,9 +338,9 @@ static void gmc_v9_0_flush_gpu_tlb(struct
>amdgpu_device *adev,
> struct amdgpu_vmhub *hub = &adev->vmhub[i];
> u32 tmp = gmc_v9_0_get_invalidate_req(vmid, flush_type);
>
>- if (adev->gfx.kiq.ring.ready &&
>- (amdgpu_sriov_runtime(adev) || !amdgpu_sriov_vf(adev))
>&&
>- !adev->in_gpu_reset) {
>+ if (i == AMDGPU_GFXHUB && !adev->in_gpu_reset &&
>+ adev->gfx.kiq.ring.ready &&
>+ (amdgpu_sriov_runtime(adev) || !amdgpu_sriov_vf(adev)))
>{
> uint32_t req = hub->vm_inv_eng0_req + eng;
> uint32_t ack = hub->vm_inv_eng0_ack + eng;
>
>--
>2.14.1
>
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