1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
|
From f0e3343e8e8ea7d0186ff791deb4890e519a8c83 Mon Sep 17 00:00:00 2001
From: Emily Deng <Emily.Deng@amd.com>
Date: Sat, 29 Dec 2018 17:46:05 +0800
Subject: [PATCH 0986/2940] drm/amdgpu/sriov:Correct pfvf exchange logic
The pfvf exchange need be in exclusive mode. And add pfvf exchange in gpu
reset.
Signed-off-by: Emily Deng <Emily.Deng@amd.com>
Reviewed-By: Xiangliang Yu <Xiangliang.Yu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 8 ++++----
drivers/gpu/drm/amd/amdgpu/mxgpu_ai.c | 2 +-
2 files changed, 5 insertions(+), 5 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
index 2e720c181815..bdae7ae7e43b 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -1749,8 +1749,10 @@ static int amdgpu_device_ip_init(struct amdgpu_device *adev)
amdgpu_xgmi_add_device(adev);
amdgpu_amdkfd_device_init(adev);
- if (amdgpu_sriov_vf(adev))
+ if (amdgpu_sriov_vf(adev)) {
+ amdgpu_virt_init_data_exchange(adev);
amdgpu_virt_release_full_gpu(adev, true);
+ }
return 0;
}
@@ -2681,9 +2683,6 @@ int amdgpu_device_init(struct amdgpu_device *adev,
goto failed;
}
- if (amdgpu_sriov_vf(adev))
- amdgpu_virt_init_data_exchange(adev);
-
amdgpu_fbdev_init(adev);
r = amdgpu_pm_sysfs_init(adev);
@@ -3275,6 +3274,7 @@ static int amdgpu_device_reset_sriov(struct amdgpu_device *adev,
r = amdgpu_ib_ring_tests(adev);
error:
+ amdgpu_virt_init_data_exchange(adev);
amdgpu_virt_release_full_gpu(adev, true);
if (!r && adev->virt.gim_feature & AMDGIM_FEATURE_GIM_FLR_VRAMLOST) {
atomic_inc(&adev->vram_lost_counter);
diff --git a/drivers/gpu/drm/amd/amdgpu/mxgpu_ai.c b/drivers/gpu/drm/amd/amdgpu/mxgpu_ai.c
index 8cbb4655896a..b11a1c17a7f2 100644
--- a/drivers/gpu/drm/amd/amdgpu/mxgpu_ai.c
+++ b/drivers/gpu/drm/amd/amdgpu/mxgpu_ai.c
@@ -174,7 +174,7 @@ static int xgpu_ai_send_access_requests(struct amdgpu_device *adev,
return r;
}
/* Retrieve checksum from mailbox2 */
- if (req == IDH_REQ_GPU_INIT_ACCESS) {
+ if (req == IDH_REQ_GPU_INIT_ACCESS || req == IDH_REQ_GPU_RESET_ACCESS) {
adev->virt.fw_reserve.checksum_key =
RREG32_NO_KIQ(SOC15_REG_OFFSET(NBIO, 0,
mmBIF_BX_PF0_MAILBOX_MSGBUF_RCV_DW2));
--
2.17.1
|
