From a4c63cafa58b4bd9e15511bab77a4752b93d3aa0 Mon Sep 17 00:00:00 2001 From: Andrey Grodzovsky Date: Tue, 30 Nov 2021 16:19:03 -0500 Subject: drm/amdgpu: Introduce reset domain MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Defined a reset_domain struct such that all the entities that go through reset together will be serialized one against another. Do it for both single device and XGMI hive cases. Signed-off-by: Andrey Grodzovsky Suggested-by: Daniel Vetter Suggested-by: Christian König Reviewed-by: Christian König Link: https://www.spinics.net/lists/amd-gfx/msg74111.html --- drivers/gpu/drm/amd/amdgpu/amdgpu.h | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu.h') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h index d8b854fcbffa..b76c1cfad7f1 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h @@ -813,6 +813,10 @@ struct amd_powerplay { #define AMDGPU_RESET_MAGIC_NUM 64 #define AMDGPU_MAX_DF_PERFMONS 4 #define AMDGPU_PRODUCT_NAME_LEN 64 +struct amdgpu_reset_domain { + struct workqueue_struct *wq; +}; + struct amdgpu_device { struct device *dev; struct pci_dev *pdev; @@ -1100,6 +1104,7 @@ struct amdgpu_device { uint32_t ip_versions[MAX_HWIP][HWIP_MAX_INSTANCE]; bool ram_is_direct_mapped; + struct amdgpu_reset_domain reset_domain; }; static inline struct amdgpu_device *drm_to_adev(struct drm_device *ddev) -- cgit