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From a3990baccda5bfa813114a355e39e63ce267569e Mon Sep 17 00:00:00 2001
From: Jack Xiao <Jack.Xiao@amd.com>
Date: Tue, 8 Jan 2019 15:28:52 +0800
Subject: [PATCH 2221/2940] drm/amdgpu: program for resuming preempted ib
For new submission ib, CE/DE metadata should be programmed to 0;
for partially execution ib, CE/DE metadata should be restored.
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Jack Xiao <Jack.Xiao@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_csa.c | 1 +
drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h | 1 +
2 files changed, 2 insertions(+)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_csa.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_csa.c
index 54dd02a898b9..08047bc4d588 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_csa.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_csa.c
@@ -47,6 +47,7 @@ int amdgpu_allocate_static_csa(struct amdgpu_device *adev, struct amdgpu_bo **bo
return -ENOMEM;
memset(ptr, 0, size);
+ adev->virt.csa_cpu_addr = ptr;
return 0;
}
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h
index dca25deee75c..f5107731e9c4 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h
@@ -253,6 +253,7 @@ typedef struct amdgim_vf2pf_info_v2 amdgim_vf2pf_info ;
struct amdgpu_virt {
uint32_t caps;
struct amdgpu_bo *csa_obj;
+ void *csa_cpu_addr;
bool chained_ib_support;
uint32_t reg_val_offs;
struct amdgpu_irq_src ack_irq;
--
2.17.1
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