From: Chengzhe Liu Date: Thu, 22 Jul 2021 03:31:10 +0000 (+0800) Subject: drm/amdgpu: Add msix restore for pass-through mode X-Git-Tag: libata-5.15-2021-09-05~42^2~15^2~35 X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=61a6813f3f4e42336727045ca7c36308cbb0c4b2;p=linux-block.git drm/amdgpu: Add msix restore for pass-through mode In pass-through mode, after mode 1 reset, msix enablement status would lost and never receives interrupt again. So, we should restore msix status after mode 1 reset. Signed-off-by: Chengzhe Liu Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c index 83af307e97cd..e1aa4a5e6a98 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c @@ -584,7 +584,7 @@ void amdgpu_irq_gpu_reset_resume_helper(struct amdgpu_device *adev) { int i, j, k; - if (amdgpu_sriov_vf(adev)) + if (amdgpu_sriov_vf(adev) || amdgpu_passthrough(adev)) amdgpu_restore_msix(adev); for (i = 0; i < AMDGPU_IRQ_CLIENTID_MAX; ++i) {