From: "Li, Xin (Justin)" <Xin2.Li@amd.com>
To: "amd-gfx@lists.freedesktop.org" <amd-gfx@lists.freedesktop.org>,
"Zhou, Tiecheng" <Tiecheng.Zhou@amd.com>,
"Li, Xin (Justin)" <Xin2.Li@amd.com>
Subject: Re: [PATCH] drm/amd/amdgpu: Add checksun check for pf2vf message
Date: Thu, 29 Oct 2020 05:52:00 +0000 [thread overview]
Message-ID: <BYAPR12MB4759FE9E3517EFDAC3FD2669BB140@BYAPR12MB4759.namprd12.prod.outlook.com> (raw)
In-Reply-To: <BYAPR12MB4759F149D775C3389A59001EBB160@BYAPR12MB4759.namprd12.prod.outlook.com>
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[AMD Official Use Only - Internal Distribution Only]
Any updates on this patch?
Best Regards,
Li, Xin (Justin)
From: Li, Xin (Justin) <Xin2.Li@amd.com>
Date: Tuesday, October 27, 2020 at 14:36
To: amd-gfx@lists.freedesktop.org <amd-gfx@lists.freedesktop.org>, Li, Xin (Justin) <Xin2.Li@amd.com>, Zhou, Tiecheng <Tiecheng.Zhou@amd.com>
Subject: [PATCH] drm/amd/amdgpu: Add checksun check for pf2vf message
[AMD Official Use Only - Internal Distribution Only]
Add checksum checking for pf2vf message
Signed-off-by: Li, Xin (Justin) <Xin2.Li@amd.com<mailto:Xin2.Li@amd.com>>
Signed-off-by: Zhou, Tiecheng <Tiecheng.Zhou@amd.com<mailto:Tiecheng.Zhou@amd.com>>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c
index 836d784456e5..bfc74533b5ee 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c
@@ -450,12 +450,11 @@ static int amdgpu_virt_read_pf2vf_data(struct amdgpu_device *adev)
((struct amdgim_pf2vf_info_v1 *)pf2vf_info)->feature_flags;
break;
case 2:
- /* TODO: missing key, need to add it later */
checksum = ((struct amd_sriov_msg_pf2vf_info *)pf2vf_info)->checksum;
checkval = amd_sriov_msg_checksum(
adev->virt.fw_reserve.p_pf2vf, pf2vf_info->size,
- 0, checksum);
- if (checksum != checkval) {
+ adev->virt.fw_reserve.checksum_key, checksum);
+ if (checksum != 0 && checksum != checkval) {
DRM_ERROR("invalid pf2vf message\n");
return -EINVAL;
}
--
2.24.3 (Apple Git-128)
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next prev parent reply other threads:[~2020-10-29 5:52 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-10-27 6:36 [PATCH] drm/amd/amdgpu: Add checksun check for pf2vf message Li, Xin (Justin)
2020-10-29 5:52 ` Li, Xin (Justin) [this message]
2020-11-03 5:54 Li, Xin (Justin)
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