Reviewed-by: Monk Liu <[email protected]>

-----Original Message-----
From: amd-gfx [mailto:[email protected]] On Behalf Of 
Xiangliang Yu
Sent: Thursday, May 04, 2017 2:37 PM
To: [email protected]
Cc: Wang, Daniel(Xiaowei) <[email protected]>; Yu, Xiangliang 
<[email protected]>
Subject: [PATCH 4/6] drm/amdgpu/psp: Do not load asd for SRIOV

If psp version doesn't match asd version, asd loading will be failed. Add 
workaround to bypass it for sriov.

Signed-off-by: Daniel Wang <[email protected]>
Signed-off-by: Xiangliang Yu <[email protected]>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c 
b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
index ac5e92e..5041073 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
@@ -230,6 +230,13 @@ static int psp_asd_load(struct psp_context *psp)
        int ret;
        struct psp_gfx_cmd_resp *cmd;
 
+       /* If PSP version doesn't match ASD version, asd loading will be failed.
+        * add workaround to bypass it for sriov now.
+        * TODO: add version check to make it common
+        */
+       if (amdgpu_sriov_vf(psp->adev))
+               return 0;
+
        cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL);
        if (!cmd)
                return -ENOMEM;
--
2.7.4

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