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From 870a84d79776ce0898eb3d8077a97c7b2b386b28 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Christian=20K=C3=B6nig?= <christian.koenig@amd.com>
Date: Mon, 25 Mar 2019 16:13:44 +0100
Subject: [PATCH 1717/2940] drm/amdgpu: provide the page fault queue to the VM
code
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We are going to need that for recoverable page faults.
Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h | 1 +
drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c | 1 +
2 files changed, 2 insertions(+)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h
index 966e47f8f296..5d814f2b7606 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h
@@ -303,6 +303,7 @@ struct amdgpu_vm_manager {
const struct amdgpu_vm_pte_funcs *vm_pte_funcs;
struct drm_sched_rq *vm_pte_rqs[AMDGPU_MAX_RINGS];
unsigned vm_pte_num_rqs;
+ struct amdgpu_ring *page_fault;
/* partial resident texture handling */
spinlock_t prt_lock;
diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c b/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c
index 1fa8087c5a7e..9111010e191f 100644
--- a/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c
@@ -2291,6 +2291,7 @@ static void sdma_v4_0_set_vm_pte_funcs(struct amdgpu_device *adev)
&sched->sched_rq[DRM_SCHED_PRIORITY_KERNEL];
}
adev->vm_manager.vm_pte_num_rqs = adev->sdma.num_instances - 1;
+ adev->vm_manager.page_fault = &adev->sdma.instance[0].page;
} else {
for (i = 0; i < adev->sdma.num_instances; i++) {
sched = &adev->sdma.instance[i].ring.sched;
--
2.17.1
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