From d477c5aaece1ea187907005e2f2b4b118f486c2a Mon Sep 17 00:00:00 2001 From: Hawking Zhang Date: Tue, 24 Nov 2020 05:23:36 +0800 Subject: [PATCH] drm/amdgpu: disallow use semaphore on aldebaran shall revisit the change later Signed-off-by: Hawking Zhang Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c index 37c815094adff..6009aee49fa69 100644 --- a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c @@ -644,6 +644,13 @@ static uint32_t gmc_v9_0_get_invalidate_req(unsigned int vmid, static bool gmc_v9_0_use_invalidate_semaphore(struct amdgpu_device *adev, uint32_t vmhub) { + switch (adev->pdev->device) { + case 0x740c: + return false; + default: + break; + } + return ((vmhub == AMDGPU_MMHUB_0 || vmhub == AMDGPU_MMHUB_1) && (!amdgpu_sriov_vf(adev)) && -- 2.30.2